Update to map based DTMenu

12 files changed, 1422 insertions, 672 deletions

diff --git a/DTMenu.c4d/DefCore.txt b/DTMenu.c4d/DefCore.txt
index bb2b85d..637655d 100644
--- a/DTMenu.c4d/DefCore.txt
+++ b/DTMenu.c4d/DefCore.txt
@@ -1,7 +1,7 @@
 [DefCore]

 id=MN7I

 Name=Menu

-Version=4,9,10,8

+Version=4,9,5

 Category=C4D_StaticBack

 Width=64

 Height=64

diff --git a/DTMenu.c4d/Graphics.png b/DTMenu.c4d/Graphics.png
index 737dfed..a9ad684 100644
--- a/DTMenu.c4d/Graphics.png
+++ b/DTMenu.c4d/Graphics.png
diff --git a/DTMenu.c4d/IconDummy.c4d/DefCore.txt b/DTMenu.c4d/IconDummy.c4d/DefCore.txt
new file mode 100644
index 0000000..3758e17
--- /dev/null
+++ b/DTMenu.c4d/IconDummy.c4d/DefCore.txt
@@ -0,0 +1,5 @@
+[DefCore]

+id=ID7I

+Name=Menu icon dummy

+Version=4,9,5

+Category=C4D_StaticBack

diff --git a/DTMenu.c4d/SymbolDummy.c4d/Graphics.png b/DTMenu.c4d/IconDummy.c4d/Graphics.png
index 6b1b504..6b1b504 100644
--- a/DTMenu.c4d/SymbolDummy.c4d/Graphics.png
+++ b/DTMenu.c4d/IconDummy.c4d/Graphics.png
diff --git a/DTMenu.c4d/IconDummy.c4d/Script.c b/DTMenu.c4d/IconDummy.c4d/Script.c
new file mode 100644
index 0000000..58e5f2e
--- /dev/null
+++ b/DTMenu.c4d/IconDummy.c4d/Script.c
@@ -0,0 +1,16 @@
+#strict 2
+
+static const DT_Menu_IconDummy = ID7I;
+
+func SetIcon(id icon, int nr)
+{
+	SetGraphics(0, this, icon);
+	SetPicture(GetDefCoreVal("Picture", "DefCore", icon, 0) + nr * GetDefCoreVal("Picture", "DefCore", icon, 2), GetDefCoreVal("Picture", "DefCore", icon, 1), GetDefCoreVal("Picture", "DefCore", icon, 2), GetDefCoreVal("Picture", "DefCore", icon, 3));
+	return this;
+}
+
+func SetColor(int color)
+{
+	SetClrModulation(color);
+	return this;
+}
diff --git a/DTMenu.c4d/InstantDescriptionDecoration.c4d/ActMap.txt b/DTMenu.c4d/InstantDescriptionDecoration.c4d/ActMap.txt
new file mode 100644
index 0000000..3ab9eca
--- /dev/null
+++ b/DTMenu.c4d/InstantDescriptionDecoration.c4d/ActMap.txt
@@ -0,0 +1,31 @@
+[Action]

+Name=FrameDecoTopLeft

+Facet=0,0,32,28,0,-14

+

+[Action]

+Name=FrameDecoTop

+Facet=32,0,128,28,0,-14

+

+[Action]

+Name=FrameDecoTopRight

+Facet=160,0,32,28,-26,-14

+

+[Action]

+Name=FrameDecoRight

+Facet=190,23,2,1,4,0

+

+[Action]

+Name=FrameDecoBottomRight

+Facet=186,28,6,2,0,0

+

+[Action]

+Name=FrameDecoBottom

+Facet=2,28,128,2,0,0

+

+[Action]

+Name=FrameDecoBottomLeft

+Facet=0,28,2,2,0,0

+

+[Action]

+Name=FrameDecoLeft

+Facet=0,23,2,1,0,0
\ No newline at end of file
diff --git a/DTMenu.c4d/InstantDescriptionDecoration.c4d/DefCore.txt b/DTMenu.c4d/InstantDescriptionDecoration.c4d/DefCore.txt
new file mode 100644
index 0000000..7631f48
--- /dev/null
+++ b/DTMenu.c4d/InstantDescriptionDecoration.c4d/DefCore.txt
@@ -0,0 +1,9 @@
+[DefCore]

+id=DD7I

+Name=DefaultMenuDescriptionDecoration

+Version=4,9,5,4

+Category=1

+MaxUserSelect=0

+Width=1

+Height=1

+Mass=1

diff --git a/DTMenu.c4d/InstantDescriptionDecoration.c4d/Graphics.png b/DTMenu.c4d/InstantDescriptionDecoration.c4d/Graphics.png
new file mode 100644
index 0000000..5241e1c
--- /dev/null
+++ b/DTMenu.c4d/InstantDescriptionDecoration.c4d/Graphics.png
diff --git a/DTMenu.c4d/InstantDescriptionDecoration.c4d/Script.c b/DTMenu.c4d/InstantDescriptionDecoration.c4d/Script.c
new file mode 100644
index 0000000..1862b57
--- /dev/null
+++ b/DTMenu.c4d/InstantDescriptionDecoration.c4d/Script.c
@@ -0,0 +1,9 @@
+#strict 2

+

+static const DT_Menu_DefaultInstantDescriptionDecoration = DD7I;

+

+func FrameDecorationBackClr() { return 0x5f000000; } // C4GUI_StandardBGColor

+func FrameDecorationBorderTop()     { return 14; }

+func FrameDecorationBorderLeft()    { return 2; }

+func FrameDecorationBorderRight()   { return 4; }

+func FrameDecorationBorderBottom()  { return 2; }

diff --git a/DTMenu.c4d/Script.c b/DTMenu.c4d/Script.c
index 35dc576..2089a8d 100644
--- a/DTMenu.c4d/Script.c
+++ b/DTMenu.c4d/Script.c
@@ -1,56 +1,37 @@
-#strict 2
+#strict 3
 
 static const DT_Menu = MN7I;
-static const DT_Menu_Combined = -1;
 static const DT_Menu_MenuVar = -1;
 
 // Enums and bitfields
 
-static const DT_Menu_Settings_Symbol = 0;
-static const DT_Menu_Settings_Object = 1;
-static const DT_Menu_Settings_Extra = 2;
-static const DT_Menu_Settings_Caption = 3;
-static const DT_Menu_Settings_ExtraData = 4;
-static const DT_Menu_Settings_Style = 5;
-static const DT_Menu_Settings_KeepOpen = 6;
-static const DT_Menu_Settings_Parent = 7;
-static const DT_Menu_Settings_Size = 8;
-static const DT_Menu_Settings_RefreshInterval = 9;
-static const DT_Menu_Settings_Selection = 10;
-static const DT_Menu_Settings_ConditionDisableMode = 11;
-static const DT_Menu_Settings_ConditionAllowSelection = 12;
-static const DT_Menu_Settings_Callbacks = 13;
-static const DT_Menu_Settings_Decoration = 14;
-static const DT_Menu_Settings_RequireAction = 15;
-static const DT_Menu_Settings_KeepParentOnClose = 16;
-static const DT_Menu_Settings_Vars = 17;
-static const DT_Menu_Settings_Closable = 18;
-
-static const DT_Menu_KeepOpen_Not = 0x0;
-static const DT_Menu_KeepOpen_Keep = 0x1;
-static const DT_Menu_KeepOpen_Force = 0x2;
-static const DT_Menu_KeepOpen_Permanent = 0x4;
-static const DT_Menu_KeepOpen_Refresh = 0x8;
-static const DT_Menu_KeepOpen_RefreshContinuously = 0x10;
-static const DT_Menu_KeepOpen_Refresh_Mask = 0x18; // DT_Menu_KeepOpen_Refresh | DT_Menu_KeepOpen_RefreshContinuously
-
-static const DT_Menu_Type_Setting = 0;
-static const DT_Menu_Type_Entry = 1;
-static const DT_Menu_Type_Factory = 2;
+static const Menu_KeepOpen_Not = 0x0;
+static const Menu_KeepOpen_Keep = 0x1;
+static const Menu_KeepOpen_Force = 0x2;
+static const Menu_KeepOpen_Permanent = 0x4;
+static const Menu_KeepOpen_Refresh = 0x8;
+static const Menu_KeepOpen_RefreshContinuously = 0x10;
+static const Menu_KeepOpen_Refresh_Mask = 0x18; // Menu_KeepOpen_Refresh | Menu_KeepOpen_RefreshContinuously
+
+static const DT_Menu_Type_Entry = 0;
+static const DT_Menu_Type_Factory = 1;
+static const DT_Menu_Type_Columns = 2;
 
 static const DT_Menu_Action_Normal = 0;
 static const DT_Menu_Action_Special2 = 1;
 static const DT_Menu_Action_Close = 2;
 
-static const Menu_React_OverrideReaction = -1;
-static const Menu_React_None = 0;
 static const Menu_React_Close = 1;
 static const Menu_React_Refresh = 2;
 static const Menu_React_KeepOpen = 3;
 static const Menu_React_Back = 4;
 static const Menu_React_SelectionOffset = 5;
 static const Menu_React_SelectionChange = 6;
-static const Menu_React_ShowSubmenu = 7;
+static const Menu_React_ShowSubMenu = 7;
+static const Menu_React_OverrideReaction = -1;
+static Menu_React_None; // constants with nil is somehow broken?
+// static const Menu_React_None = nil;
+static const Menu_React_Max = Menu_React_ShowSubMenu;
 
 global func Menu_React_OffsetSelection(int offset) { return [Menu_React_SelectionOffset, offset]; }
 global func Menu_React_OverrideSelection(int override) { return [Menu_React_SelectionChange, override]; }
@@ -61,6 +42,7 @@ static const Menu_ConditionReact_Show = 1;
 static const Menu_ConditionReact_Hide = 2;
 static const Menu_ConditionReact_GrayOut = 3;
 static const Menu_ConditionReact_CustomFormat = 4;
+static const Menu_ConditionReact_Max = Menu_ConditionReact_GrayOut;
 
 global func Menu_ConditionReact_CustomColor(int color) { return [Menu_ConditionReact_CustomFormat, Format("<c %x>%%s</c>", color)]; }
 global func Menu_ConditionReact_Format(string format) { return [Menu_ConditionReact_CustomFormat, format]; }
@@ -68,18 +50,7 @@ global func Menu_ConditionReact_Format(string format) { return [Menu_ConditionRe
 static const Menu_Condition_Default = 0;
 static const Menu_Condition_AllowSelection = 1;
 static const Menu_Condition_DenySelection = 2;
-
-static const DT_Menu_Entry_Caption = 0;
-static const DT_Menu_Entry_Callbacks = 1;
-static const DT_Menu_Entry_Symbol = 2;
-static const DT_Menu_Entry_Count = 3;
-static const DT_Menu_Entry_InfoCaption = 4;
-static const DT_Menu_Entry_Extra = 5;
-static const DT_Menu_Entry_XPar1 = 6;
-static const DT_Menu_Entry_XPar2 = 7;
-static const DT_Menu_Entry_Args = 8;
-static const DT_Menu_Entry_Condition = 9;
-static const DT_Menu_Entry_Placeholder = 10;
+static const Menu_Condition_Max = Menu_Condition_DenySelection;
 
 static const Menu_CallbackType_None = 0x0;
 static const Menu_CallbackType_Special2 = 0x1;
@@ -92,57 +63,48 @@ static const Menu_CallbackType_InputAborted = 0x40;
 static const Menu_CallbackType_Defaults = 0x3; // Menu_CallbackType_Normal | Menu_CallbackType_Special2
 static const Menu_CallbackType_All = 0x7f; // Menu_CallbackType_Normal | Menu_CallbackType_Special2 | Menu_CallbackType_Close | Menu_CallbackType_Selection | Menu_CallbackType_Deselection | Menu_CallbackType_ValueChanged | Menu_CallbackType_InputAborted
 
-static const Menu_AdaptorType_Boolean = 0;
-static const Menu_AdaptorType_Integer = 1;
-static const Menu_AdaptorType_String = 2;
-static const Menu_AdaptorType_ID = 3;
-static const Menu_AdaptorType_Enum = 4;
-static const Menu_AdaptorType_BitField = 5;
+static const Menu_AdaptorType_Boolean = 1;
+static const Menu_AdaptorType_Integer = 2;
+static const Menu_AdaptorType_String = 3;
+static const Menu_AdaptorType_ID = 4;
+static const Menu_AdaptorType_Enum = 5;
+static const Menu_AdaptorType_BitField = 6;
 
 static const Menu_Adaptor_Limits_Max = 0x7fffffff;
 static const Menu_Adaptor_Limits_Min = 0x80000000;
 
 static const Menu_CallbackArg_All = -1;
 static const Menu_CallbackArg_Action = 0;
-static const Menu_CallbackArg_Symbol = 1;
+static const Menu_CallbackArg_Icon = 1;
 static const Menu_CallbackArg_MenuObject = 2;
 static const Menu_CallbackArg_Args = 3;
 static const Menu_CallbackArg_NewSelection = 4;
 static const Menu_CallbackArg_OldSelection = 5;
 static const Menu_CallbackArg_NewValue = 6;
 static const Menu_CallbackArg_OldValue = 7;
-static const Menu_CallbackArg_FromSubmenu = 8;
+static const Menu_CallbackArg_FromSubMenu = 8;
 static const Menu_CallbackArg_Menu = 9;
 static const Menu_CallbackArg_Returned = 10;
 static const Menu_CallbackArg_Menu = 11;
 static const Menu_CallbackArg_EntryNumber = 12;
+static const Menu_CallbackArg_EntryColumn = 13;
+static const Menu_CallbackArg_NewSelectionColumn = 14;
+static const Menu_CallbackArg_OldSelectionColumn = 15;
+static const Menu_CallbackArg_Min = Menu_CallbackArg_All;
+static const Menu_CallbackArg_Max = Menu_CallbackArg_EntryNumber;
 
-static const DT_Menu_Adaptor_Type = 0;
-static const DT_Menu_Adaptor_Variable = 1;
-static const DT_Menu_Adaptor_Callbacks = 2;
-static const DT_Menu_Adaptor_MessageBoardText = 3;
-static const DT_Menu_Adaptor_Limits = 4;
-static const DT_Menu_Adaptor_StepSize = 5;
-static const DT_Menu_Adaptor_LayoutVals = 6;
-static const DT_Menu_Adaptor_NoEmptyString = 7;
-static const DT_Menu_Adaptor_EntryIndex = 8;
-static const DT_Menu_Adaptor_Mask = 9;
-static const DT_Menu_Adaptor_WrapAround = 10;
-static const DT_Menu_Adaptor_Args = 11;
-static const DT_Menu_Adaptor_EnumSubmenu = 12;
-static const DT_Menu_Adaptor_EnumSubmenuCaption = 13;
-static const DT_Menu_Adaptor_EnumSubmenuSymbol = 14;
-static const DT_Menu_Adaptor_EnumAllowUnknown = 15;
-static const DT_Menu_Adaptor_EnumInline = 16;
-
-static const Menu_Layout_Symbol = 1;
-static const Menu_Layout_InfoCaption = 2;
-
-static const Menu_Layout__CaptionPos = 3;
+static const Menu_Selection_Simple = 0;
+static const Menu_Selection_WithColumn = 1;
+static const Menu_Selection_SubMenuColumnChain = 2;
+
+static const Menu_Layout_Icon = 1;
+static const Menu_Layout_Description = 2;
+
+static const Menu_Layout__TextPos = 3;
 static const Menu_Layout__ValuePos = 4;
 // static const Menu_Layout__InputValuePos = 5; TODO
 
-static const Menu_Layout_Caption = 4;
+static const Menu_Layout_Text = 4;
 static const Menu_Layout_Value = 8;
 // static const Menu_Layout_InputValue = 16; TODO
 static const Menu_Layout__NoFlagMask = 3;
@@ -150,21 +112,30 @@ static const Menu_Layout__NoFlagMask = 3;
 // ----------------------------------------------------------------------------
 
 local settings;
-local entries;
 local createEntries;
-local entryCount;
-local currentSelection;
+local currentColumn;
+local columnCount;
+local columnEntries;
+local columnOffsets;
+local currentColumnSelections;
+local shouldChangeColumn;
 local suspended;
 local closing;
+local refreshing;
 local msgBoardMode;
 local msgBoardEntry;
 local noSelectionCallbacks;
+local multiColumnMode;
 local subMenu;
 local vars;
 
 func Initialize()
 {
+	currentColumnSelections = [-1];
+	columnEntries = [];
+	msgBoardEntry = [];
 	vars = [];
+	currentColumn = 0;
 }
 
 func Destruction()
@@ -172,18 +143,24 @@ func Destruction()
 	Close();
 }
 
-func Create(array cSettings, array cEntries)
+func Create(map cSettings)
 {
-	settings = cSettings;
-	entries = [];
-	createEntries = cEntries;
-	currentSelection = -1;
-	settings[DT_Menu_Settings_ConditionDisableMode] = settings[DT_Menu_Settings_ConditionDisableMode] || Menu_ConditionReact_Hide;
-	entryCount = 0;
+	settings = cSettings.Settings;
+	createEntries = cSettings.Entries;
+
+	multiColumnMode = false;
+	columnCount = 0;
 
-	if(settings[DT_Menu_Settings_Vars])
+	var actualColumnCount = GetLength(currentColumnSelections);
+	columnOffsets = CreateArray(actualColumnCount);
+	for(var i = 0; i < actualColumnCount; ++i)
 	{
-		var settingVars = settings[DT_Menu_Settings_Vars];
+		columnOffsets[i] = 0;
+	}
+
+	if(settings.Vars)
+	{
+		var settingVars = settings.Vars;
 
 		for(var i = 0; i < GetLength(settingVars); ++i)
 		{
@@ -192,54 +169,165 @@ func Create(array cSettings, array cEntries)
 				vars[i] = settingVars[i];
 			}
 		}
-		settings[DT_Menu_Settings_Vars] = 0;
+		settings.Vars = 0;
 	}
 
 	var factoryArgs = [];
 	factoryArgs[Menu_CallbackArg_Menu] = this;
-	factoryArgs[Menu_CallbackArg_MenuObject] = settings[DT_Menu_Settings_Object];
+	factoryArgs[Menu_CallbackArg_MenuObject] = settings.Object;
+
+	var index = 0;
+	columnEntries[0] = [];
+	HandleEntries(createEntries, index, columnEntries[0], settings, factoryArgs, 0, true);
+
+	if(columnCount > 1 && settings.Style != C4MN_Style_Context)
+	{
+		FatalError("CreateNewMenu: Multi column menus (and submenus as columns) are only supported with Menu_Style_Context()");
+	}
 
-	HandleEntries(createEntries, entryCount, entries, factoryArgs);
+	if(settings.Parent) settings.Parent->Suspend();
+
+	if(!(settings.Object)) { FatalError("Assertion failed: CreateNewMenu: menu object is missing; assertion code: settings.Object"); }
+	var title = settings.Title;
+
+	if(!multiColumnMode)
+	{
+		var submenuTitle;
+		// update submenu columns if necessary and build title
+		for(var i = 0; i < GetLength(currentColumnSelections); ++i)
+		{
+			// TODO: cascade? then remove the columnSelection == -1 check; and check if shrinking menus still work correctly
+			if(!columnEntries[i])
+			{
+				currentColumnSelections[i] = -1;
+				break;
+			}
+			var columnSelection = currentColumnSelections[i];
+			if((columnSelection == -1) || columnSelection >= GetLength(columnEntries[i]))
+			{
+				currentColumnSelections[i] = GetLength(columnEntries[i]) - 1;
+				break;
+			}
+
+			var submenuEntries = columnEntries[i][columnSelection].SubMenuColumnEntries;
+			if(submenuEntries)
+			{
+				columnEntries[i + 1] = submenuEntries;
+
+				var submenuSettings = columnEntries[i][columnSelection].SubMenuInitColumnData.Settings;
+				/*var */submenuTitle = submenuSettings.Title || "";
+				if(submenuSettings.Icon)
+				{
+					submenuTitle = Format("{{%i}} %s", submenuSettings.Icon, submenuTitle);
+				}
 
-	if(settings[DT_Menu_Settings_Parent]) settings[DT_Menu_Settings_Parent]->Suspend();
+				// because of the engine such long titles are not nice; maybe do "... > last SubMenu Title"
+				// the engine makes entry columns at least as long as the title is...
+				// title = Format("%s {{MN7I:7}} %s", title, submenuTitle);
+			}
+		}
 
-	CreateMenu(settings[DT_Menu_Settings_Symbol], settings[DT_Menu_Settings_Object], this, settings[DT_Menu_Settings_Extra], settings[DT_Menu_Settings_Caption], settings[DT_Menu_Settings_ExtraData], settings[DT_Menu_Settings_Style], true, MN7I);
+		if(submenuTitle)
+		{
+			title = Format("... {{MN7I:7}} %s", submenuTitle);
+		}
+	}
 
-	if(GetType(settings[DT_Menu_Settings_Size]) == C4V_Array) SetMenuSize(settings[DT_Menu_Settings_Size][0], settings[DT_Menu_Settings_Size][1], settings[DT_Menu_Settings_Object]);
+	CreateMenu(settings.Icon, settings.Object, this, settings.Extra, title, settings.ExtraData, settings.Style, true, MN7I);
+	if(settings.Size) SetMenuSize(settings.Size[0], settings.Size[1], settings.Object);
 
-	AddEntries(entries);
+	AddEntries();
 
-	if(entryCount > 0)
+	if(GetLength(columnEntries[0]) > 0)
+	{
+		if(!refreshing)
+		{
+			SelectEntry(settings.Selection[0], settings.Selection[1]);
+		}
+	}
+	else
 	{
-		SelectEntry(settings[DT_Menu_Settings_Selection]);
+		Log("WARNING: DT_Menu::Create: Created an empty menu");
 	}
 
-	if(settings[DT_Menu_Settings_Decoration])
+	if(settings.Decoration)
 	{
-		SetMenuDecoration(settings[DT_Menu_Settings_Decoration], settings[DT_Menu_Settings_Object]);
+		SetMenuDecoration(settings.Decoration, settings.Object);
 	}
 
 	if(!GetEffect("Menu", this)) AddEffect("Menu", this, 1, 1, this, 0);
 }
 
-func SelectEntry(int selection)
+func LeaveSubMenuColumn()
 {
-	if(selection < 0) selection = entryCount + selection;
-	SelectMenuItem(selection, settings[DT_Menu_Settings_Object]);
+	if(!(!multiColumnMode && currentColumn > 0)) { FatalError("Assertion failed: LeaveSubMenuColumn: currentColumn is not a submenu; can't leave; assertion code: !multiColumnMode && currentColumn > 0"); }
+	SelectEntry(currentColumnSelections[currentColumn - 1], currentColumn - 1);
+	Refresh(GetSelection(Menu_Selection_WithColumn));
 }
 
-func ActivateEntry(int index, int action)
+func SelectEntry(indexOrChain, int column)
 {
-	if(index < 0) index = entryCount + index;
-	if(index >= entryCount || index < 0)
+	if(GetType(indexOrChain) == C4V_Array)
 	{
-		return;
+	if(!(GetLength(indexOrChain) <= columnCount)) { FatalError("Assertion failed: SelectEntry: index chain is longer than there are columns; assertion code: GetLength(indexOrChain) <= columnCount"); }
+		for(var i = 0; i < GetLength(indexOrChain); ++i)
+		{
+			SelectEntry(indexOrChain[i], i);
+		}
 	}
+	else if(!indexOrChain || GetType(indexOrChain) == C4V_Int)
+	{
+		column ??= 0;
+	if(!(column >= 0 && column < GetLength(columnEntries) && GetType(columnEntries[column]) == C4V_Array)) { FatalError("Assertion failed: SelectEntry: column index out of range; assertion code: column >= 0 && column < GetLength(columnEntries) && GetType(columnEntries[column]) == C4V_Array"); }
+		indexOrChain ??= 0;
+		var entryCount = GetLength(columnEntries[column]);
+		if(indexOrChain < 0) indexOrChain = entryCount + indexOrChain;
+	if(!(indexOrChain >= 0 && indexOrChain < entryCount)) { FatalError("Assertion failed: SelectEntry: selection index out of range; assertion code: indexOrChain >= 0 && indexOrChain < entryCount"); }
+		shouldChangeColumn = true;
+		SelectMenuItem(EncodeSelection(indexOrChain, column), settings.Object);
+		shouldChangeColumn = false;
+	}
+	else
+	{
+		FatalError(Format("DT_Menu::SelectEntry: indexOrChain must be an integer or an array of integers but got %d", GetType(indexOrChain)));
+	}
+}
 
-	SelectEntry(index);
+func SelectTopEntry(int column)
+{
+	for(var i = 0; i < GetLength(columnEntries[column]); ++i)
+	{
+		if(columnEntries[column][i].Placeholder)
+		{
+			return SelectEntry(i, column);
+		}
+	}
+}
 
-	var entry = entries[index];
-	MenuItemCommand(entry[DT_Menu_Entry_Symbol], index, action);
+func SelectBottomEntry(int column)
+{
+	for(var i = GetLength(columnEntries[column]) - 1; i >= 0; --i)
+	{
+		if(columnEntries[column][i].Placeholder)
+		{
+			return SelectEntry(i, column);
+		}
+	}
+}
+
+func ActivateEntry(int action, indexOrChain, int column)
+{
+	SelectEntry(indexOrChain);
+
+	var index = indexOrChain;
+	if(GetType(indexOrChain) == C4V_Array)
+	{
+		column = GetLength(indexOrChain) - 1;
+		index = indexOrChain[column];
+	}
+
+	var entry = columnEntries[column][index];
+	MenuItemCommand(entry.Icon, EncodeSelection(index, column), action);
 }
 
 func SubMenu()
@@ -264,14 +352,14 @@ global func MenuVar(int index)
 
 func FxMenuTimer(object target, int effectNumber, int effectTime)
 {
-	if(!settings[DT_Menu_Settings_Object])
+	if(!settings.Object)
 	{
 		return Close();
 	}
-	else if(settings[DT_Menu_Settings_RequireAction])
+	else if(settings.RequireAction)
 	{
-		var obj = settings[DT_Menu_Settings_Object];
-		var requirement = settings[DT_Menu_Settings_RequireAction];
+		var obj = settings.Object;
+		var requirement = settings.RequireAction;
 		if(GetAction(obj) != requirement[0] || (requirement[1] && GetActionTarget(0, obj) != requirement[1]))
 		{
 			return Close();
@@ -280,23 +368,23 @@ func FxMenuTimer(object target, int effectNumber, int effectTime)
 
 	if(suspended) return;
 
-	if(msgBoardMode != 0 && !TestMessageBoard(GetOwner(settings[DT_Menu_Settings_Object]), true))
+	if(msgBoardMode && !TestMessageBoard(GetOwner(settings.Object), true))
 	{
-		var entry = entries[msgBoardEntry];
-		var args = entry[DT_Menu_Entry_Args];
-		var reaction = CallCallbacks(args[DT_Menu_Adaptor_Callbacks], Menu_CallbackType_InputAborted, [Menu_CallbackType_InputAborted, entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args]]);
+		var entry = columnEntries[msgBoardEntry[1]][msgBoardEntry[0]];
+		var args = entry.Args;
+		var reaction = CallCallbacks(args?.Callbacks, Menu_CallbackType_InputAborted, [Menu_CallbackType_InputAborted, entry.Icon, settings.Object, entry.Args]);
 		if(reaction != Menu_React_None)
 		{
 			React(reaction, msgBoardEntry);
 		}
-		msgBoardMode = 0;
+		msgBoardMode = nil;
 	}
 
-	if(!GetMenu(settings[DT_Menu_Settings_Object]))
+	if(!GetMenu(settings.Object))
 	{
-		if(settings[DT_Menu_Settings_KeepOpen] & (DT_Menu_KeepOpen_Refresh_Mask | DT_Menu_KeepOpen_Force) && !settings[DT_Menu_Settings_Closable])
+		if(settings.KeepOpen & (Menu_KeepOpen_Refresh_Mask | Menu_KeepOpen_Force) && !settings.Closable)
 		{
-			Refresh(currentSelection);
+			Refresh(GetSelection(Menu_Selection_WithColumn));
 		}
 		else
 		{
@@ -304,9 +392,9 @@ func FxMenuTimer(object target, int effectNumber, int effectTime)
 		}
 	}
 
-	if(settings[DT_Menu_Settings_KeepOpen] & DT_Menu_KeepOpen_RefreshContinuously && !(effectTime % settings[DT_Menu_Settings_RefreshInterval]))
+	if(settings.KeepOpen & Menu_KeepOpen_RefreshContinuously && !(effectTime % settings.RefreshInterval))
 	{
-		Refresh(currentSelection);
+		Refresh(GetSelection(Menu_Selection_WithColumn));
 	}
 }
 
@@ -316,8 +404,9 @@ func FxMenuStop(object target, int effectNumber, int reason, bool temp)
 	{
 		return;
 	}
-	CloseMenu(settings[DT_Menu_Settings_Object]);
-	if(settings[DT_Menu_Settings_Parent]) settings[DT_Menu_Settings_Parent]->Suspend(true);
+	CloseMenu(settings.Object);
+	if(settings.InstantDescription.Enable) HideInstantDescription();
+	if(settings.Parent) settings.Parent->Suspend(true);
 	RemoveObject(this);
 }
 
@@ -359,14 +448,20 @@ func CallCallbacks(array callbacks, int type, array args, defaultRet, bool noGlo
 		}
 	}
 
+	if(!(!ret || (GetType(ret) == C4V_Int && ret > 0 && ret <= Menu_React_Max) || (GetType(ret) == C4V_Array && ret[0] > 0 && ret[0] <= Menu_React_Max && (!ret[1] || GetType(ret[1]) == C4V_Int)))) { FatalError(Format("Assertion failed: CallCallbacks: invalid return value detected: %v; assertion code: !ret || (GetType(ret) == C4V_Int && ret > 0 && ret <= Menu_React_Max) || (GetType(ret) == C4V_Array && ret[0] > 0 && ret[0] <= Menu_React_Max && (!ret[1] || GetType(ret[1]) == C4V_Int))", ret)); }
 
 	if(!noGlobalCallbacks)
 	{
 		args[Menu_CallbackArg_Returned] = ret;
-		var globalRet = CallCallbacks(settings[DT_Menu_Settings_Callbacks], type, args, defaultRet, true);
+		var globalRet = CallCallbacks(settings.Callbacks, type, args, defaultRet, true);
 		if(GetType(globalRet) == C4V_Array && globalRet[0] == Menu_React_OverrideReaction)
 		{
 			ret = globalRet[1];
+	if(!(!ret || (GetType(ret) == C4V_Int && ret > 0 && ret <= Menu_React_Max) || (GetType(ret) == C4V_Array && ret[0] > 0 && ret[0] <= Menu_React_Max && (!ret[1] || GetType(ret[1]) == C4V_Int)))) { FatalError(Format("Assertion failed: CallCallbacks: invalid return value detected: %v; assertion code: !ret || (GetType(ret) == C4V_Int && ret > 0 && ret <= Menu_React_Max) || (GetType(ret) == C4V_Array && ret[0] > 0 && ret[0] <= Menu_React_Max && (!ret[1] || GetType(ret[1]) == C4V_Int))", ret)); }
+		}
+	else if(globalRet)
+		{
+			Log("WARNING: DT_Menu::CallCallbacks: ignoring non-zero return value of global callback because override is not specified: %v", globalRet);
 		}
 	}
 
@@ -380,7 +475,7 @@ func Close(bool closeParents)
 	{
 		subMenu->Close();
 	}
-	if(closeParents && settings[DT_Menu_Settings_Parent]) settings[DT_Menu_Settings_Parent]->Close(true);
+	if(closeParents && settings.Parent) settings.Parent->Close(true);
 	RemoveEffect("Menu", this);
 }
 
@@ -389,173 +484,343 @@ func Suspend(bool cont)
 	if(suspended == !cont) return;
 	if(suspended = !cont)
 	{
-		CloseMenu(settings[DT_Menu_Settings_Object]);
+		CloseMenu(settings.Object);
 	}
 	else if(!closing)
 	{
-		Refresh(currentSelection);
+		Refresh(GetSelection(Menu_Selection_WithColumn));
 	}
 }
 
-func HandleEntries(array factoryEntries, int& i, array& ret, array& factoryArgs)
+func HandleEntries(array factoryEntries, int& i, array& ret, map& retSettings, array& factoryArgs, int column, bool isMainColumn)
 {
+	if(column >= columnCount)
+	{
+		columnCount = column + 1;
+	}
+
 	for(var entry in factoryEntries)
 	{
-		if(entry[0] == DT_Menu_Type_Entry)
+	if(!(GetType(entry) == C4V_Map)) { FatalError(Format("Assertion failed: \"DT_Menu::HandleEntries: invalid entry. must be a map, got %v\"; assertion code: GetType(entry) == C4V_Map", entry)); }
+		if(entry.Type == DT_Menu_Type_Entry)
 		{
-			ret[i++] = entry[1];
+			if(multiColumnMode && isMainColumn)
+			{
+				FatalError("DT_Menu::HandleEntries: if Menu_Columns() is used, all entries must occur inside it");
+			}
+			// is it an extra column submenu?
+			if(entry.SubMenuInitColumnData)
+			{
+				if(multiColumnMode)
+				{
+					FatalError("DT_Menu::HandleEntries: Menu_Columns() and SubMenu columns can not be used together");
+				}
+
+				if(!entry.SubMenuInitColumnData.Settings)
+				{
+					entry.SubMenuInitColumnData.Settings = {};
+				}
+
+				var index = 0;
+				HandleEntries(entry.SubMenuInitColumnData.Entries, index, entry.SubMenuColumnEntries = [], entry.SubMenuInitColumnData.Settings, factoryArgs, column + 1, false);
+			}
+
+			ret[i++] = entry;
 		}
-		else if(entry[0] == DT_Menu_Type_Factory)
+		else if(entry.Type == DT_Menu_Type_Factory)
 		{
-			factoryArgs[Menu_CallbackArg_Args] = entry[1][1];
-
-			for(var callback in entry[1][0])
+			for(var callback in entry.Callbacks)
 			{
+				factoryArgs[Menu_CallbackArg_Args] = entry.Args;
 				factoryArgs[Menu_CallbackArg_EntryNumber] = i;
-				var factoryResult = CallA(callback, BindCallbackArgs(factoryArgs, entry[1][2]));
-				if(GetType(factoryResult) == C4V_Array)
+				factoryArgs[Menu_CallbackArg_EntryColumn] = column;
+				var factoryResult = CallA(callback, BindCallbackArgs(factoryArgs, entry.Binding));
+
+				if(factoryResult == Menu_React_Close)
 				{
-					var newEntries = [];
-					UncombineAndDistinguish(factoryResult, settings, newEntries);
-					HandleEntries(newEntries, i, ret, factoryArgs);
+					return Close();
 				}
-				else if(factoryResult == Menu_React_Close)
+				else
 				{
-					return Close();
+					var newSettings;
+					var newEntries;
+					if(GetType(factoryResult) == C4V_Map)
+					{
+						newSettings = factoryResult.Settings;
+						newEntries = factoryResult.Entries;
+					}
+					else if(GetType(factoryResult) == C4V_Array)
+					{
+						newEntries = factoryResult;
+					}
+						else
+					{
+						Log("WARNING: DT_Menu::HandleEntries: ignoring invalid return value of Factory: %v (%v)", factoryResult, callback);
+					}
+
+					if(newSettings)
+					{
+						retSettings = Extend(retSettings, newSettings, true);
+					}
+					if(newEntries)
+					{
+						HandleEntries(newEntries, i, ret, retSettings, factoryArgs, column, isMainColumn);
+					}
 				}
-							}
+			}
 		}
-	}
-}
-
-func AddEntries(array& entries)
-{
-	for(var i = 0; i < GetLength(entries); ++i)
-	{
-		var entry = entries[i];
-		var condition = entry[DT_Menu_Entry_Condition], conditionRet;
-		var caption = entry[DT_Menu_Entry_Caption], noCommand = !entry[DT_Menu_Entry_Placeholder] || (entry[DT_Menu_Entry_Placeholder] != true && !entry[DT_Menu_Entry_Callbacks]);
-		if(condition)
+		else if(entry.Type == DT_Menu_Type_Columns)
 		{
-			if(noCommand || condition[1] == Menu_Condition_DenySelection || (condition[1] == Menu_Condition_Default && !settings[DT_Menu_Settings_ConditionAllowSelection]))
+			if(multiColumnMode)
 			{
-				noCommand = true;
+				FatalError("DT_Menu::HandleEntries: only one Menu_Columns() can appear in the whole menu");
 			}
 
-			conditionRet = CallA(condition[0], [entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args]]) || settings[DT_Menu_Settings_ConditionDisableMode];
-			if(conditionRet == Menu_ConditionReact_Hide)
+			if(columnCount > 1)
 			{
-				continue;
+				FatalError("DT_Menu::HandleEntries: Menu_Columns() and SubMenu columns can not be used together");
 			}
-			else if(conditionRet == Menu_ConditionReact_GrayOut)
+
+			if(GetLength(columnEntries[0]) > 0)
 			{
-				caption = Format("<c 808080>%s</c>", caption);
+				FatalError("DT_Menu::HandleEntries: if Menu_Columns() is used, all entries must occur inside it");
 			}
-			else if(GetType(conditionRet) == C4V_Array && conditionRet[0] == Menu_ConditionReact_CustomFormat)
+
+			multiColumnMode = true;
+
+			var j = 0;
+			for(var columnData in entry.Columns)
 			{
-				caption = Format(conditionRet[1], caption);
+				columnEntries[j] = [];
+
+				var index = 0;
+				var tempSettings = {};
+				// NOTE: First instead of tempSettings, settings was used. Seems wrong.
+				HandleEntries(columnData, index, columnEntries[j], tempSettings, factoryArgs, j, false);
+				++j;
+
+				if(GetLength(tempSettings) > 0)
+				{
+					FatalError("DT_Menu::HandleEntries: menu settings can not appear in Menu_Columns()");
+				}
 			}
-			else
+		}
+	else
+		{
+			Log("WARNING: DT_Menu::HandleEntries: ignoring invalid Non-Entry/Factory: %v", entry);
+		}
+	}
+}
+
+func AddEntries()
+{
+	// TODO: determine maximum count of all possible submenu columns; or just ignore because it can be changing anyway?
+	var entriesCount = 0;
+	for(var column in columnEntries)
+	{
+		if(column)
+		{
+			entriesCount = Max(entriesCount, GetLength(column));
+		}
+	}
+
+	if(columnCount > 1)
+	{
+		SetMenuSize(columnCount, entriesCount, settings.Object);
+	}
+
+	if(!multiColumnMode)
+	{
+		for(var i = 1; i < GetLength(columnEntries); ++i)
+		{
+			var column = columnEntries[i];
+			if(column)
 			{
-				noCommand = false;
+				var offset = currentColumnSelections[i - 1] + columnOffsets[i - 1];
+				var entryCount = GetLength(column);
+				if(offset + entryCount > entriesCount)
+				{
+					offset = entriesCount - entryCount;
+				}
+				columnOffsets[i] = offset;
 			}
 		}
+	}
 
-		var symbol = entry[DT_Menu_Entry_Symbol], symbolID = 0, deleteSymbol = 0;
-		if(GetType(symbol) == C4V_Array)
+	for(var i = 0, entryIndex = 0; i < entriesCount; ++i)
+	{
+		for(var j = 0; j < columnCount; ++j)
 		{
-			if(GetType(symbol[0]) == C4V_C4ID)
+			columnOffsets[j] ??= 0;
+			var rowIndex = i - columnOffsets[j];
+			var entries = columnEntries[j];
+			if(entries && rowIndex >= 0 && rowIndex < GetLength(entries))
 			{
-				symbolID = symbol[0];
-				if(symbol[2])
+				var entry = entries[rowIndex];
+				var condition = entry.Condition, conditionRet;
+				var text = entry.Text, noCommand = !entry.Placeholder || (entry.Placeholder != true && !entry.Callbacks);
+				if(condition)
 				{
-					symbol = [CreateSymbolDummy()->SetSymbol(symbolID, symbol[1])->SetColor(symbol[2]), true];
+					if(noCommand || condition.AllowDisabledSelection == Menu_Condition_DenySelection || (condition.AllowDisabledSelection == Menu_Condition_Default && !settings.Condition.AllowSelection))
+					{
+						noCommand = true;
+					}
+
+					conditionRet = CallA(condition.Callback, [entry.Icon, settings.Object, entry.Args]) || settings.Condition.DisableMode;
+					if(conditionRet == Menu_ConditionReact_Hide)
+					{
+						continue;
+					}
+					else if(conditionRet == Menu_ConditionReact_GrayOut)
+					{
+						text = Format("<c 808080>%s</c>", text);
+					}
+					else if(GetType(conditionRet) == C4V_Array && conditionRet[0] == Menu_ConditionReact_CustomFormat)
+					{
+						text = Format(conditionRet[1], text);
+					}
+					else
+					{
+						noCommand = false;
+					}
 				}
-				else if(symbol[1])
+
+				var icon = entry.Icon, iconIndex = 0, iconID = 0, deleteIcon = 0;
+				if(GetType(icon) == C4V_Array)
 				{
-					entry[DT_Menu_Entry_Extra] |= C4MN_Add_ImgIndexed;
-					entry[DT_Menu_Entry_XPar1] = symbol[1];
+					if(GetType(icon[0]) == C4V_C4ID)
+					{
+						iconID = icon[0];
+						if(icon[2])
+						{
+							icon = [CreateIconDummy()->SetIcon(iconID, icon[1])->SetColor(icon[2]), true];
+						}
+						else if(icon[1])
+						{
+							entry.Extra |= C4MN_Add_ImgIndexed;
+							iconIndex = icon[1];
+							entry.XPar1 = icon[1];
+						}
+					}
+
+					if(GetType(icon[0]) == C4V_C4Object)
+					{
+						entry.Extra |= C4MN_Add_ImgObject;
+						entry.XPar1 = icon[0];
+						if(icon[1])
+						{
+							deleteIcon = icon[0];
+						}
+						if(!iconID)
+						{
+							iconID = GetID(icon[0]);
+						}
+					}
 				}
-			}
+				else
+				{
+					iconID = icon;
+				}
+				entry.Icon = iconID;
 
-			if(GetType(symbol[0]) == C4V_C4Object)
-			{
-				entry[DT_Menu_Entry_Extra] |= C4MN_Add_ImgObject;
-				entry[DT_Menu_Entry_XPar1] = symbol[0];
-				deleteSymbol = symbol[1];
-				symbolID = GetID(symbol[0]);
-			}
-		}
-		else
-		{
-			symbolID = symbol;
-		}
-		entry[DT_Menu_Entry_Symbol] = symbolID;
+				if(!entry.InstantDescriptionIcon)
+				{
+					entry.InstantDescriptionIcon = [iconID, iconIndex];
+				}
 
-		entries[i] = entry;
+				if(settings.InstantDescription.Enable)
+				{
+					entry.Extra |= C4MN_Add_ForceNoDesc;
+				}
 
-		AddMenuItem(caption, !noCommand && "MenuItemCommand", symbolID, settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Count], i, entry[DT_Menu_Entry_InfoCaption], entry[DT_Menu_Entry_Extra], entry[DT_Menu_Entry_XPar1], entry[DT_Menu_Entry_XPar2]);
+				entry.Placeholder = !noCommand;
 
-		if(deleteSymbol)
-		{
-			RemoveObject(deleteSymbol);
+				columnEntries[j][rowIndex] = entry;
+				var showDesc = !(entry.Extra & C4MN_Add_ForceNoDesc);
+
+				if(entry.SubMenuInitColumnData && currentColumnSelections[j] == rowIndex)
+				{
+					text = Format("%s   {{MN7I:7}}", text);
+				}
+
+				AddMenuItem(text, !noCommand && "MenuItemCommand", iconID, settings.Object, entry.Count, entryIndex, showDesc && entry.Description || nil, entry.Extra, entry.XPar1, entry.XPar2);
+
+				if(deleteIcon)
+				{
+					RemoveObject(deleteIcon);
+				}
+			}
+			else
+			{
+				AddMenuItem("", "DummyItemCommand", nil, settings.Object, nil, entryIndex, nil, C4MN_Add_ForceNoDesc);
+			}
+			++entryIndex;
 		}
 	}
 }
 
-func React(reaction, int itemNumber, int refreshDelayed)
+func React(reaction, array entryIndex, int refreshDelayed)
 {
 	if(reaction == Menu_React_Close)
 	{
-		Close(!settings[DT_Menu_Settings_KeepParentOnClose]);
+		Close(!settings.KeepParentOnClose);
 	}
 	else if(reaction == Menu_React_Back)
 	{
-		Close();
+		if(currentColumn > 0 && !multiColumnMode)
+		{
+			LeaveSubMenuColumn();
+		}
+		else
+		{
+			Close();
+		}
 	}
-	else if(reaction == Menu_React_Refresh || (settings[DT_Menu_Settings_KeepOpen] & DT_Menu_KeepOpen_Refresh))
+	else if(reaction == Menu_React_Refresh || (settings.KeepOpen & Menu_KeepOpen_Refresh))
 	{
-		Refresh(itemNumber, refreshDelayed);
+		Refresh(entryIndex, refreshDelayed);
 	}
 	else if(GetType(reaction) == C4V_Array)
 	{
-		var selection = currentSelection;
+		var selection = GetSelection(Menu_Selection_WithColumn);
+		var currentSelection = selection;
 		if(reaction[0] == Menu_React_SelectionOffset)
 		{
-			selection += reaction[1];
-			selection %= entryCount;
+			selection[0] += reaction[1];
+			selection[0] %= GetLength(columnEntries[currentColumn]);
 		}
 		else if(reaction[0] == Menu_React_SelectionChange)
 		{
-			selection = BoundBy(reaction[1], 0, entryCount - 1);
+			selection[0] = BoundBy(reaction[1], 0, GetLength(columnEntries[selection[1]]) - 1);
 		}
 
 		if(selection != currentSelection)
 		{
-			SelectEntry(selection);
+			SelectEntry(selection[0], selection[1]);
 		}
 	}
 }
 
-func CheckCondition(array entry)
+func CheckCondition(map entry)
 {
-	var condition = entry[DT_Menu_Entry_Condition];
-	return !condition || (CallA(condition[0], [entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args]]) || settings[DT_Menu_Settings_ConditionDisableMode]) == Menu_ConditionReact_Show;
+	var condition = entry.Condition;
+	return !condition || (CallA(condition.Callback, [entry.Icon, settings.Object, entry.Args]) || settings.Condition.DisableMode) == Menu_ConditionReact_Show;
 }
 
 func MenuItemCommand(id ID, int itemNumber, int action)
 {
-	var entry = entries[itemNumber];
-	var condition = entry[DT_Menu_Entry_Condition];
+	var column = DecodeSelection(itemNumber);
+	var entry = columnEntries[column][itemNumber];
+	var condition = entry.Condition;
 	action = action || Menu_CallbackType_Normal;
 	var reaction;
 	if(CheckCondition(entry))
 	{
-		reaction = CallCallbacks(entry[DT_Menu_Entry_Callbacks], action, [action, ID, settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args]]);
+		reaction = CallCallbacks(entry.Callbacks, action, [action, ID, settings.Object, entry.Args]);
 	}
 	else
 	{
-		if(condition[1] == Menu_Condition_AllowSelection)
+		if(condition.AllowDisabledSelection == Menu_Condition_AllowSelection)
 		{
 			reaction = Menu_React_KeepOpen;
 		}
@@ -564,17 +829,33 @@ func MenuItemCommand(id ID, int itemNumber, int action)
 			reaction = Menu_React_Refresh;
 		}
 	}
-	React(reaction, itemNumber);
+	React(reaction, [itemNumber, column]);
 }
 
-func SubmenuItemCallback(int action, object menuObject, args, array allArgs)
+// for entries that shouldn't be able to be selected
+// just in else if(conditionRet == Menu_ConditionReact_) they get activated through clicking
+func DummyItemCommand(id ID, int itemNumber, int action)
+{
+	var column = DecodeSelection(itemNumber);
+	React(Menu_React_KeepOpen, [itemNumber, column]);
+}
+
+func SubMenuItemCallback(int action, object menuObject, args, array allArgs)
 {
 	allArgs[Menu_CallbackArg_Args] = args[1];
 	var reaction = CallCallbacks(args[0], action, allArgs, Menu_React_None);
 
-	if(((action & Menu_CallbackType_Defaults) && reaction == Menu_React_None) || reaction == Menu_React_ShowSubmenu)
+	if(((action & Menu_CallbackType_Defaults) && reaction == Menu_React_None) || reaction == Menu_React_ShowSubMenu)
 	{
-		subMenu = CreateNewMenu(args[2], settings, this);
+		if(args[3])
+		{
+			var targetSelection = columnEntries[currentColumn][currentColumnSelections[currentColumn]].SubMenuInitColumnData.Settings.Selection;
+			SelectEntry(targetSelection && targetSelection[0], currentColumn + 1);
+		}
+		else
+		{
+			subMenu = CreateNewMenu(args[2], settings, this);
+		}
 		return Menu_React_None;
 	}
 	else
@@ -583,21 +864,35 @@ func SubmenuItemCallback(int action, object menuObject, args, array allArgs)
 	}
 }
 
+func DecodeSelection(int& selection)
+{
+	var column = selection % columnCount;
+	selection /= columnCount;
+	selection -= columnOffsets[column];
+	return column;
+}
+
+func EncodeSelection(int selection, int column)
+{
+	return (selection + columnOffsets[column]) * columnCount + column;
+}
+
 func MenuQueryCancel(int selection, object menuObject)
 {
+	var column = DecodeSelection(selection);
 	var reaction;
 	if(selection != -1)
 	{
-		var entry = entries[selection];
+		var entry = columnEntries[column][selection];
 		if(CheckCondition(entry))
 		{
-			reaction = CallCallbacks(entry[DT_Menu_Entry_Callbacks], Menu_CallbackType_Close, [Menu_CallbackType_Close, entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args]]);
+			reaction = CallCallbacks(entry.Callbacks, Menu_CallbackType_Close, [Menu_CallbackType_Close, entry.Icon, settings.Object, entry.Args]);
 		}
 
-		React(reaction, selection, true);
+		React(reaction, [selection, column], true);
 	}
 
-	if((settings[DT_Menu_Settings_KeepOpen] != DT_Menu_KeepOpen_Not && settings[DT_Menu_Settings_KeepOpen] != DT_Menu_KeepOpen_Permanent && !settings[DT_Menu_Settings_Closable]) || (reaction == Menu_React_KeepOpen))
+	if((settings.KeepOpen != Menu_KeepOpen_Not && settings.KeepOpen != Menu_KeepOpen_Permanent && !settings.Closable) || (reaction == Menu_React_KeepOpen))
 	{
 		return true;
 	}
@@ -605,37 +900,208 @@ func MenuQueryCancel(int selection, object menuObject)
 
 func OnMenuSelection(int selection, object menuObject)
 {
-	if(selection != currentSelection)
+	var column = DecodeSelection(selection);
+	var oldColumnSelection = currentColumnSelections[column];
+	var oldColumnOldSelection = currentColumnSelections[currentColumn];
+
+	// selections can be out of range if dummy entries get selected
+	// let's emulate some engine behavior then
+	// TODO: Fix stack overflow when the target selection can't be selected (Placeholder)
+	if(!columnEntries[column])
 	{
-		var oldSelection = currentSelection;
-		var entry = entries[currentSelection];
-		var deselectReaction = Menu_React_None;
-		var selectReaction = Menu_React_None;
-		if(!noSelectionCallbacks && CheckCondition(entry) && currentSelection != -1)
+		// navigate downwards when pressing right at the right border (thus selecting a dummy)
+		var selectedColumn = column;
+		for(; column > -1; --column)
 		{
-			deselectReaction = CallCallbacks(entry[DT_Menu_Entry_Callbacks], Menu_CallbackType_Deselection, [Menu_CallbackType_Deselection, entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args], selection, oldSelection]);
+			if(columnEntries[column])
+			{
+				break;
+			}
 		}
 
-		entry = entries[currentSelection = selection];
+		if(column >= 0)
+		{
+			var offset = 1;
+			if(selectedColumn == columnCount - 1 && currentColumn == 0)
+			{
+				// but upwards if it was actually pressing left at the left border
+				offset = 0;
+				column = 0;
+			}
+			SelectEntry(BoundBy(selection - columnOffsets[column] + offset, 0, GetLength(columnEntries[column]) - 1), column);
+		}
+		return;
+	}
 
-		if(!noSelectionCallbacks && CheckCondition(entry))
+	var skipHandling;
+	if(selection < 0)
+	{
+		if(currentColumn == column)
 		{
-			selectReaction = CallCallbacks(entry[DT_Menu_Entry_Callbacks], Menu_CallbackType_Selection, [Menu_CallbackType_Selection, entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], entry[DT_Menu_Entry_Args], selection, oldSelection]);
+			if(oldColumnSelection == 0)
+			{
+				// wrap around if the last selection was the top already
+				SelectBottomEntry(column);
+			}
+			else
+			{
+				// otherwise maybe wrapped around from the bottom or just hovered it with the mouse
+				SelectTopEntry(column);
+			}
+			return;
 		}
+		skipHandling = true;
+	}
 
-		if(deselectReaction != Menu_React_None)
+	if(selection >= GetLength(columnEntries[column]))
+	{
+		if(currentColumn == column)
+		{
+			if(oldColumnSelection == GetLength(columnEntries[column]) - 1)
+			{
+				// wrap around if the last selection was the bottom already
+				SelectTopEntry(column);
+			}
+			else
+			{
+				// otherwise maybe wrapped around from the top or just hovered it with the mouse
+				SelectBottomEntry(column);
+			}
+			return;
+		}
+		else if(multiColumnMode)
 		{
-			React(deselectReaction, currentSelection);
+			SelectBottomEntry(column);
+			return;
+		}
+		skipHandling = true;
+	}
+
+	if(selection != oldColumnSelection || column != currentColumn)
+	{
+		var oldColumn = currentColumn;
+		currentColumn = column;
+		if(!skipHandling)
+		{
+			var entry = columnEntries[oldColumn][oldColumnOldSelection];
+			var deselectReaction = Menu_React_None;
+			var selectReaction = Menu_React_None;
+			if(!noSelectionCallbacks && CheckCondition(entry) && oldColumnSelection != -1)
+			{
+				var args = [Menu_CallbackType_Deselection, entry.Icon, settings.Object, entry.Args, selection, oldColumnSelection];
+				args[Menu_CallbackArg_NewSelectionColumn] = currentColumn;
+				args[Menu_CallbackArg_OldSelectionColumn] = oldColumn;
+				deselectReaction = CallCallbacks(entry.Callbacks, Menu_CallbackType_Deselection, args);
+			}
+
+			var oldIsColumnSubMenu = !!entry.SubMenuInitColumnData;
+
+			currentColumnSelections[column] = selection;
+			entry = columnEntries[column][selection];
+
+			if(!noSelectionCallbacks && CheckCondition(entry))
+			{
+				var args = [Menu_CallbackType_Selection, entry.Icon, settings.Object, entry.Args, selection, oldColumnSelection];
+				args[Menu_CallbackArg_NewSelectionColumn] = currentColumn;
+				args[Menu_CallbackArg_OldSelectionColumn] = oldColumn;
+				selectReaction = CallCallbacks(entry.Callbacks, Menu_CallbackType_Selection, args);
+			}
+
+			if(deselectReaction != Menu_React_None)
+			{
+				React(deselectReaction, GetSelection(Menu_Selection_WithColumn));
+			}
+
+			if(selectReaction != Menu_React_None)
+			{
+				React(selectReaction, GetSelection(Menu_Selection_WithColumn));
+			}
+
+			selection = currentColumnSelections[column];
+		}
+
+		// navigating between submenu columns; not in multiColumnMode
+		if(!multiColumnMode)
+		{
+			// navigated from one column to another without going over the left/right border
+			if(selection + columnOffsets[currentColumn] == oldColumnOldSelection + columnOffsets[oldColumn])
+			{
+				if(currentColumn == oldColumn + 1 && oldIsColumnSubMenu)
+				{
+					var targetSelection = columnEntries[currentColumn - 1][oldColumnOldSelection].SubMenuInitColumnData.Settings.Selection;
+					targetSelection = targetSelection && targetSelection[0];
+					// column submenu was entered through pressing right; select the first entry
+					// but only if it's not there yet
+					if(selection != targetSelection)
+					{
+						SelectEntry(targetSelection, currentColumn);
+						return;
+					}
+				}
+				else if(currentColumn == oldColumn - 1)
+				{
+					// column submenu was left through pressing left; select the submenu entry
+					// but only if it's not there yet
+					if(selection != oldColumnSelection)
+					{
+						SelectEntry(oldColumnSelection, currentColumn);
+						return;
+					}
+				}
+			}
+			else if(currentColumn != oldColumn && !shouldChangeColumn) // with going over the left/right border; we don’t want that
+			{
+				currentColumn = oldColumn;
+				SelectEntry(oldColumnOldSelection, oldColumn);
+				return;
+			}
 		}
 
-		if(selectReaction != Menu_React_None)
+		if(skipHandling)
 		{
-			React(selectReaction, currentSelection);
+			currentColumn = oldColumn;
+			return;
+		}
+
+		if(settings.InstantDescription.Enable)
+		{
+			ShowInstantDescription(columnEntries[currentColumn][selection]);
+		}
+
+		// update submenu column if necessary
+		if(!multiColumnMode && selection != oldColumnSelection)
+		{
+			if(entry.SubMenuInitColumnData)
+			{
+				SetLength(columnEntries, column + 2);
+
+				for(var i = column + 1; i < columnCount; ++i)
+				{
+					currentColumnSelections[i] = -1;
+				}
+
+				Refresh([selection, column]);
+				return;
+			}
+			else
+			{
+				var oldEntries = columnEntries[column + 1];
+				if (oldEntries != nil)
+				{
+					SetLength(columnEntries, column + 1);
+					currentColumnSelections[column + 1] = -1;
+					if(oldEntries)
+					{
+						Refresh([selection, column]);
+						return;
+					}
+				}
+			}
 		}
 	}
 }
 
-func Refresh(int selection, bool delayed)
+func Refresh(array selection, bool delayed)
 {
 	if(suspended)
 	{
@@ -648,102 +1114,80 @@ func Refresh(int selection, bool delayed)
 	}
 	else
 	{
-		var disabledCallbacks;
-		if(!noSelectionCallbacks)
+		var oldNoSelectionCallbacks = noSelectionCallbacks;
+		noSelectionCallbacks = true;
+
+		CloseMenu(settings.Object);
+
+		var oldRefreshing = refreshing;
+		refreshing = true;
+		Create({ Settings = settings, Entries = createEntries });
+		refreshing = oldRefreshing;
+		var column = BoundBy(selection[1], 0, columnCount);
+		selection = selection[0];
+
+		if(GetLength(columnEntries[column]) > 0)
 		{
-			disabledCallbacks = noSelectionCallbacks = true;
+			SelectEntry(BoundBy(selection, 0, GetLength(columnEntries[column]) - 1), column);
+
+			if(settings.InstantDescription.Enable)
+			{
+				ShowInstantDescription(columnEntries[currentColumn][selection]);
+			}
 		}
 
-		CloseMenu(settings[DT_Menu_Settings_Object]);
-		Create(settings, createEntries);
-		SelectEntry(BoundBy(selection, 0, entryCount - 1));
+		noSelectionCallbacks = oldNoSelectionCallbacks;
+	}
+}
 
-		if(disabledCallbacks)
+func ShowInstantDescription(map entry)
+{
+	if(entry.Description)
+	{
+		var icon = entry.InstantDescriptionIcon;
+		var iconString;
+		if(GetType(icon[1]) == C4V_String)
+		{
+			iconString = Format("Portrait:%i::%x::%s", icon[0], icon[2], icon[1]);
+		}
+		else
 		{
-			noSelectionCallbacks = false;
+			iconString = Format("%i:%d", icon[0] || DT_Menu_IconDummy, icon[1]);
 		}
+		var pos = settings.InstantDescription.Position;
+		CustomMessage("@" .. entry.Description, 0, GetOwner(settings.Object), pos[0], pos[1], 0, settings.InstantDescription.Decoration, iconString, settings.InstantDescription.Flags);
+	}
+	else
+	{
+		HideInstantDescription();
 	}
 }
 
-// ----------------------------------------------------------------------------
+func HideInstantDescription()
+{
+	CustomMessage("", 0, GetOwner(settings.Object), 0, 0, 0, 0, Format("%i", DT_Menu_IconDummy), settings.InstantDescription.Flags);
+}
 
-global func Menu__Setting(array setting) { return [DT_Menu_Type_Setting, setting]; }
-
-global func Menu_Symbol(id symbol) { return Menu__Setting([DT_Menu_Settings_Symbol, symbol]); }
-global func Menu_Object(object obj) { return Menu__Setting([DT_Menu_Settings_Object, obj]); }
-global func Menu__Extra(int extra, int data) { return Menu_Combined([Menu__Setting([DT_Menu_Settings_Extra, extra]), Menu_ExtraData(data)]); }
-global func Menu_Size(int width, int height) { return Menu__Setting([DT_Menu_Settings_Size, [width, height]]); }
-global func Menu_ExtraData(int data) { return Menu__Setting([DT_Menu_Settings_ExtraData, data]); }
-global func Menu_Caption(string caption) { return Menu__Setting([DT_Menu_Settings_Caption, caption]); }
-global func Menu_RefreshInterval(int interval) { return Menu__Setting([DT_Menu_Settings_RefreshInterval, interval + !interval]); }
-global func Menu_Selection(int selection) { return Menu__Setting([DT_Menu_Settings_Selection, selection]); }
-global func Menu__Style(int style) { return Menu__Setting([DT_Menu_Settings_Style, style]); }
-global func Menu__KeepOpen(int mode) { return Menu__Setting([DT_Menu_Settings_KeepOpen, mode]); }
-
-global func Menu_Extra_None() { return Menu__Extra(C4MN_Extra_None); }
-global func Menu_Extra_Components() { return Menu__Extra(C4MN_Extra_Components); }
-global func Menu_Extra_Value() { return Menu__Extra(C4MN_Extra_Value); }
-global func Menu_Extra_MagicValue(int compare) { return Menu__Extra(C4MN_Extra_MagicValue, compare); }
-global func Menu_Extra_Info() { return Menu__Extra(C4MN_Extra_Info); }
-global func Menu_Extra_ComponentsMagic() { return Menu__Extra(C4MN_Extra_ComponentsMagic); }
-
-global func Menu_Style_Normal() { return Menu__Style(C4MN_Style_Normal); }
-global func Menu_Style_Context() { return Menu__Style(C4MN_Style_Context); }
-global func Menu_Style_Info() { return Menu__Style(C4MN_Style_Info); }
-global func Menu_Style_Dialog() { return Menu__Style(C4MN_Style_Dialog); }
-global func Menu_Style_EqualItemHeight() { return Menu__Style(C4MN_Style_EqualItemHeight); }
-
-global func Menu_DontKeepOpen() { return Menu__KeepOpen(DT_Menu_KeepOpen_Not); }
-global func Menu_KeepOpen() { return Menu__KeepOpen(DT_Menu_KeepOpen_Keep); }
-global func Menu_ForceKeepOpen() { return Menu__KeepOpen(DT_Menu_KeepOpen_Force); }
-global func Menu_Refresh() { return Menu__KeepOpen(DT_Menu_KeepOpen_Refresh); }
-global func Menu_RefreshContinuously(int interval) { return Menu_Combined([Menu__KeepOpen(DT_Menu_KeepOpen_RefreshContinuously), Menu_RefreshInterval(interval)]); }
-global func Menu_Permanent() { return Menu__KeepOpen(DT_Menu_KeepOpen_Permanent); }
-
-global func Menu_ConditionAllowSelection() { return Menu__Setting([DT_Menu_Settings_ConditionAllowSelection, true]);}
-global func Menu_ConditionDenySelection() { return Menu__Setting([DT_Menu_Settings_ConditionAllowSelection, false]);}
-
-global func Menu_Callbacks(array callbacks) { return Menu__Setting([DT_Menu_Settings_Callbacks, callbacks]); }
-global func Menu_Decoration(id decoration) { return Menu__Setting([DT_Menu_Settings_Decoration, decoration]); }
-global func Menu_RequireAction(string action, object target) { return Menu__Setting([DT_Menu_Settings_RequireAction, [action, target]]); }
-global func Menu_KeepParentOnClose(bool dontKeep) { return Menu__Setting([DT_Menu_Settings_KeepParentOnClose, !dontKeep]);  }
-global func Menu_ConditionDisableMode(mode) { return Menu__Setting([DT_Menu_Settings_ConditionDisableMode, mode]);}
-global func Menu_Vars(array vars) { return Menu__Setting([DT_Menu_Settings_Vars, vars]); }
-global func Menu_Closable() { return Menu__Setting([DT_Menu_Settings_Closable, true]); }
-global func Menu_NotClosable() { return Menu__Setting([DT_Menu_Settings_Closable, false]); }
+// ----------------------------------------------------------------------------
 
 global func Menu_Callback(array callback, int types, array argBinding)
 {
-	argBinding = argBinding || [Menu_CallbackArg_Action, Menu_CallbackArg_Symbol, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_NewSelection, Menu_CallbackArg_OldSelection, Menu_CallbackArg_NewValue, Menu_CallbackArg_OldValue, Menu_CallbackArg_FromSubmenu];
-	return [callback, types || Menu_CallbackType_Defaults, argBinding];
+	types ??= Menu_CallbackType_Defaults;
+	if(!(MN7I->CheckCallback(callback))) { FatalError("Assertion failed: Menu_Callback invalid callback used; assertion code: MN7I->CheckCallback(callback)"); }
+	if(!((types & ~Menu_CallbackType_All) == 0)) { FatalError("Assertion failed: Menu_Callback: invalid callback type(s) used; assertion code: (types & ~Menu_CallbackType_All) == 0"); }
+	argBinding = argBinding || [Menu_CallbackArg_Action, Menu_CallbackArg_Icon, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_NewSelection, Menu_CallbackArg_OldSelection, Menu_CallbackArg_NewValue, Menu_CallbackArg_OldValue, Menu_CallbackArg_FromSubMenu];
+	if(!(MN7I->ValidateMenuCallbackArgBinding(argBinding))) { FatalError("Assertion failed: Menu_Callback: invalid argBinding used; assertion code: MN7I->ValidateMenuCallbackArgBinding(argBinding)"); }
+	return [callback, types, argBinding];
 }
 
-global func Menu_Entry_Caption(string Caption) { return [DT_Menu_Entry_Caption, Caption]; }
-global func Menu_Entry_Callbacks(array Callbacks) { return [DT_Menu_Entry_Callbacks, Callbacks]; }
-global func Menu_Entry_Count(int Count) { return [DT_Menu_Entry_Count, Count]; }
-global func Menu_Entry_InfoCaption(string InfoCaption) { return [DT_Menu_Entry_InfoCaption, InfoCaption]; }
-global func Menu_Entry_Extra(int Extra) { return [DT_Menu_Entry_Extra, Extra]; }
-global func Menu_Entry_XPar1(XPar1) { return [DT_Menu_Entry_XPar1, XPar1]; }
-global func Menu_Entry_XPar2(XPar2) { return [DT_Menu_Entry_XPar2, XPar2]; }
-global func Menu_Entry_Args(Args) { return [DT_Menu_Entry_Args, Args]; }
-global func Menu_Entry_Placeholder(bool Placeholder) { return [DT_Menu_Entry_Placeholder, Placeholder]; }
-global func Menu_Entry_Symbol(symbol, extra, int color)
-{
-	if(GetType(symbol) == C4V_Array)
-	{
-		return [DT_Menu_Entry_Symbol, symbol];
-	}
-	else
-	{
-		return [DT_Menu_Entry_Symbol, [symbol, extra, color]];
-	}
-}
-global func Menu_Entry_Condition(callback, int allowDisabledSelection) { return [DT_Menu_Entry_Condition, [callback, allowDisabledSelection]]; }
 global func Menu_Entry_VariableCondition(array scopedVar, compare, int disableMode, bool invert, int allowDisabledSelection)
 {
-	return Menu_Entry_Condition(BindCallback(MN7I->MenuObjectCallback("VariableCondition"), [Bind(scopedVar), Bind(compare), Bind(disableMode), Bind(invert)]), allowDisabledSelection);
+	if(!(MN7I->CheckScopedVar(scopedVar))) { FatalError("Assertion failed: Menu_Entry_VariableCondition: Invalid scopedVar used; assertion code: MN7I->CheckScopedVar(scopedVar)"); }
+	if(!(!disableMode || (GetType(disableMode) == C4V_Int && disableMode >= 0 && disableMode <= Menu_ConditionReact_Max) || (GetType(disableMode) == C4V_Array && disableMode[0] == Menu_ConditionReact_CustomFormat && GetType(disableMode[1]) == C4V_String))) { FatalError("Assertion failed: Menu_ConditionDisableMode: invalid disableMode; assertion code: !disableMode || (GetType(disableMode) == C4V_Int && disableMode >= 0 && disableMode <= Menu_ConditionReact_Max) || (GetType(disableMode) == C4V_Array && disableMode[0] == Menu_ConditionReact_CustomFormat && GetType(disableMode[1]) == C4V_String)"); }
+	if(!(!allowDisabledSelection || (GetType(allowDisabledSelection) == C4V_Int && allowDisabledSelection >= 0 && allowDisabledSelection <= Menu_Condition_Max))) { FatalError("Assertion failed: Menu_ConditionAllowSelection: invalid allowDisabledSelection value; assertion code: !allowDisabledSelection || (GetType(allowDisabledSelection) == C4V_Int && allowDisabledSelection >= 0 && allowDisabledSelection <= Menu_Condition_Max)"); }
+	return BindCallback(MN7I->MenuObjectCallback("VariableCondition"), [Bind(scopedVar), Bind(compare), Bind(disableMode), Bind(invert)]);
 }
-global func VariableCondition(array scopedVar, compare, int disableMode, bool invert)
+func VariableCondition(array scopedVar, compare, int disableMode, bool invert)
 {
 	var disable = ScopedVar(scopedVar) != compare;
 	if(invert)
@@ -755,126 +1199,163 @@ global func VariableCondition(array scopedVar, compare, int disableMode, bool in
 		return disableMode;
 	}
 	else
-
 	{
 		return Menu_ConditionReact_Show;
 	}
 }
-global func Menu_Entry_Object(object obj)
-{
-	return Menu_Combined([Menu_Entry_Symbol(obj), Menu_Entry_Caption(GetName(obj)), Menu_Entry_InfoCaption(GetDesc(obj))]);
-}
 
-global func Menu_Entry(array settings)
+/*
+Menu_Entry({
+	Text = <Text>,
+	Icon = <Icon>,
+	Count = <Count>,
+	Description = <Description, shown as a Tooltip or as InstantDescription>,
+	Placeholder = <May the placeholder entry be selected>: true | >false<,
+	InstantDescriptionIcon = [iconID, iconIndex] | [iconID, portraitName, color],
+	Callbacks = [<Menu_Callback()>...],
+	Args = <Args for Callbacks>,
+	Condition = {
+		Callback = <Callback>,
+		AllowDisabledSelection = >Menu_Condition_Default< | Menu_Condition_AllowSelection | Menu_Condition_DenySelection
+	},
+	Extra = <Same as extra of AddMenuItem> >Also used internally<,
+	XPar1 = <Same as XPar1 of AddMenuItem> >Also used internally<,
+	XPar2 = <Same as XPar2 of AddMenuItem> >Also used internally<,
+	SubMenuInitColumnData = >Internal<: For SubMenus as columns,
+	SubMenuColumnEntries = >Internal<: For SubMenus as columns,
+	Type = >Internal<: DT_Menu_Type_Entry | DT_Menu_Type_Factory | DT_Menu_Type_Columns
+}) */
+
+
+global func Menu_Entry(map entry)
 {
-	if(!settings)
+	if(!entry)
 	{
-		settings = [Menu_Entry_Placeholder(false)];
+		entry = { Placeholder = false };
+	}
+	else
+	{
+		entry = Extend({
+			Text = "",
+			Placeholder = -1,
+			Extra = 0,
+		}, entry, true);
 	}
 
-	var namedArgs = [];
-	namedArgs[DT_Menu_Entry_Caption] = "";
-	namedArgs[DT_Menu_Entry_Placeholder] = -1;
-	MN7I->NamedArgs(settings, namedArgs);
-	if(!namedArgs[DT_Menu_Entry_InfoCaption])
+	if(!entry.Description)
 	{
-		namedArgs[DT_Menu_Entry_Extra] |= C4MN_Add_ForceNoDesc;
+		entry.Extra |= C4MN_Add_ForceNoDesc;
 	}
-	return [DT_Menu_Type_Entry, namedArgs];
+	entry.Type = DT_Menu_Type_Entry;
+	if(entry.Icon && GetType(entry.Icon) != C4V_Array)
+	{
+		if(GetType(entry.Icon) == C4V_C4Object)
+		{
+			entry.Icon = [entry.Icon, true];
+		}
+		else
+		{
+			entry.Icon = [entry.Icon];
+		}
+	}
+	return entry;
 }
 
-global func Menu_SubMenu(array entrySettings, array menuEntry_Settings)
+global func Menu_SubMenu(map submenuSettings, bool asColumn)
 {
-	var ret = Menu_Entry(entrySettings);
-	ret[1][DT_Menu_Entry_Args] = [ret[1][DT_Menu_Entry_Callbacks], ret[1][DT_Menu_Entry_Args], menuEntry_Settings];
-	ret[1][DT_Menu_Entry_Callbacks] = [Menu_Callback(MN7I->MenuObjectCallback("SubmenuItemCallback"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])];
+	if(!(submenuSettings.Entry)) { FatalError("Assertion failed: Menu_SubMenu: Non-selectable placeholder as submenu entry doesn't make sense; assertion code: submenuSettings.Entry"); }
+	if(!(submenuSettings && GetLength(submenuSettings) > 0)) { FatalError("Assertion failed: Menu_SubMenu: Empty submenu doesn't make sense; assertion code: submenuSettings && GetLength(submenuSettings) > 0"); }
+	var ret = Menu_Entry(submenuSettings.Entry);
+	ret.Args = [ret.Callbacks, ret.Args, submenuSettings, asColumn];
+	ret.Callbacks = [Menu_Callback(MN7I->MenuObjectCallback("SubMenuItemCallback"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])];
+
+	if(asColumn)
+	{
+		ret.SubMenuInitColumnData = submenuSettings;
+	}
+
 	return ret;
 }
 
 global func Menu_Factory(array callbacks, args, array binding)
 {
-	return [DT_Menu_Type_Factory, [callbacks, args, binding || [Menu_CallbackArg_Args, Menu_CallbackArg_EntryNumber, Menu_CallbackArg_Menu]]];
+	if(!(callbacks)) { FatalError("Assertion failed: Menu_Factory: callbacks are mandatory; assertion code: callbacks"); }
+	return {
+		Type = DT_Menu_Type_Factory,
+		Callbacks = callbacks,
+		Args = args,
+		Binding = binding || [Menu_CallbackArg_Args, Menu_CallbackArg_EntryNumber, Menu_CallbackArg_Menu]
+	};
+}
+
+//	Menu_Columns
+//	([
+//		[ first column entries ],
+//		[ second column entries ],
+//		...
+//	])
+global func Menu_Columns(array columns)
+{
+	for(var column in columns)
+	{
+		if(column.Settings && GetLength(column.Settings) > 0)
+		{
+			FatalError("DT_Menu::Menu_Columns: menu settings can not appear in Menu_Columns()");
+		}
+	}
+
+	return {
+		Type = DT_Menu_Type_Columns,
+		Columns = columns
+	};
 }
 
 global func Menu_Text(string text, bool allowSelection)
 {
-	return Menu_Entry([Menu_Entry_Caption(text), Menu_Entry_Placeholder(allowSelection)]);
+	return Menu_Entry({
+		Text = text,
+		Placeholder = allowSelection
+	});
 }
 
 global func Menu_Blank(bool allowSelection)
 {
-	return Menu_Entry([Menu_Entry_Placeholder(allowSelection)]);
+	return Menu_Entry({
+		Placeholder = allowSelection
+	});
 }
 
-func DeclineAcceptBack(string caption, symbol, string callback, array settings)
+func DeclineAcceptBack(string text, icon, string callback, map settings)
 {
-	var ret = Menu_Entry([Menu_Entry_Caption(caption), Menu_Combined(settings || [])]);
-	ret[1][DT_Menu_Entry_Args] = [ret[1][DT_Menu_Entry_Callbacks], ret[1][DT_Menu_Entry_Args]];
-	ret[1][DT_Menu_Entry_Callbacks] = Menu_Entry_Callbacks([Menu_Callback(MN7I->MenuObjectCallback(callback), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_Args, Menu_CallbackArg_All])])[1];
-	ExtraSymbol(ret[1][DT_Menu_Entry_Caption], ret[1][DT_Menu_Entry_Symbol], symbol);
+	var ret = Menu_Entry(Extend({
+		Text = text,
+	}, settings || {}, true));
+
+	ret.Args = [ret.Callbacks, ret.Args];
+	ret.Callbacks = [Menu_Callback(MN7I->MenuObjectCallback(callback), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_Args, Menu_CallbackArg_All])];
+	ExtraIcon(ret.Text, ret.Icon, icon);
 	return ret;
 }
 
-global func Menu_Decline(array settings)
+global func Menu_Decline(map settings)
 {
 	return MN7I->DeclineAcceptBack("$Decline$", [MN7I, 2], "DeclineAcceptCommand", settings);
 }
 
-global func Menu_Accept(array settings)
+global func Menu_Accept(map settings)
 {
 	return MN7I->DeclineAcceptBack("$Accept$", [MN7I, 1], "DeclineAcceptCommand", settings);
 }
 
-global func Menu_Back(array settings)
+global func Menu_Back(map settings)
 {
 	return MN7I->DeclineAcceptBack("$Back$", [MN7I, 5], "BackCommand", settings);
 }
 
-global func Menu_Adaptor_Type(int Type) { return [DT_Menu_Adaptor_Type, Type]; }
-global func Menu_Adaptor_Variable(array Variable) { return [DT_Menu_Adaptor_Variable, Variable]; }
-global func Menu_Adaptor_Callbacks(array Callbacks) { return [DT_Menu_Adaptor_Callbacks, Callbacks]; }
-global func Menu_Adaptor_MessageBoardText(string MessageBoardText) { return [DT_Menu_Adaptor_MessageBoardText, MessageBoardText]; }
-global func Menu_Adaptor_WrapAround(bool WrapAround) { return [DT_Menu_Adaptor_WrapAround, WrapAround]; }
-global func Menu_Adaptor_EnumSubmenuSymbol(id EnumSubmenuSymbol) { return [DT_Menu_Adaptor_EnumSubmenuSymbol, EnumSubmenuSymbol]; }
-global func Menu_Adaptor_EnumAllowUnknown(bool EnumAllowUnknown) { return [DT_Menu_Adaptor_EnumAllowUnknown, EnumAllowUnknown]; }
-global func Menu_Adaptor_EnumInline(bool EnumInline) { return [DT_Menu_Adaptor_EnumInline, EnumInline]; }
-global func Menu_Adaptor_EnumSubmenu(int callbackType) { return [DT_Menu_Adaptor_EnumSubmenu, callbackType]; }
-global func Menu_Adaptor_Limits(min, max, args)
-{
-	return [DT_Menu_Adaptor_Limits, [min, max, args]];
-}
-global func Menu_Adaptor_StepSize(int step, force) { return [DT_Menu_Adaptor_StepSize, [step, force]]; }
-global func Menu_Adaptor_Enum(array enumVals, array layout, bool valuesAsSeparateLists)
-{
-	MN7I->AdaptorLayout(layout, enumVals, valuesAsSeparateLists);
-	return Menu_Combined([Menu_Adaptor_Type(Menu_AdaptorType_Enum), [DT_Menu_Adaptor_LayoutVals, [enumVals, layout]]]);
-}
-global func Menu_Adaptor_BitField(array fieldVals, array layout, bool valuesAsSeparateLists, bool bitPositionAsValue)
-{
-	MN7I->AdaptorLayout(layout, fieldVals, valuesAsSeparateLists);
-	if(bitPositionAsValue)
-	{
-		var valuePos = layout[Menu_Layout__ValuePos] - 1;
-		for(var i = 0; i < GetLength(fieldVals); ++i)
-		{
-			fieldVals[i][valuePos] = 1 << fieldVals[i][valuePos];
-		}
-	}
-	return Menu_Combined([Menu_Adaptor_Type(Menu_AdaptorType_BitField), [DT_Menu_Adaptor_LayoutVals, [fieldVals, layout]]]);
-}
-global func Menu_Adaptor_NoEmptyString() { return [DT_Menu_Adaptor_NoEmptyString, true]; }
-global func Menu_Adaptor_EnumSubmenuCaption(string menuCaption, string entryCaption)
-{
-	return [DT_Menu_Adaptor_EnumSubmenuCaption, [menuCaption, entryCaption]];
-}
-global func Menu_Adaptor_Boolean() { return Menu_Adaptor_Type(Menu_AdaptorType_Boolean); }
-global func Menu_Adaptor_Integer() { return Menu_Adaptor_Type(Menu_AdaptorType_Integer); }
-global func Menu_Adaptor_String() { return Menu_Adaptor_Type(Menu_AdaptorType_String); }
-global func Menu_Adaptor_ID() { return Menu_Adaptor_Type(Menu_AdaptorType_ID); }
-
 func AdaptorLayout(array& layout, array& vals, bool valuesAsSeparateLists)
 {
-	layout = layout || [Menu_Layout_Value | Menu_Layout_Caption];
+	if(!(vals)) { FatalError("Assertion failed: AdaptorLayout: vals are mandatory; assertion code: vals"); }
+	layout = layout || [Menu_Layout_Value | Menu_Layout_Text];
 	var layoutMap = [];
 	var index = 1;
 	for(var val in layout)
@@ -886,9 +1367,9 @@ func AdaptorLayout(array& layout, array& vals, bool valuesAsSeparateLists)
 			layoutMap[noFlag] = index;
 		}
 
-		if(val & Menu_Layout_Caption)
+		if(val & Menu_Layout_Text)
 		{
-			layoutMap[Menu_Layout__CaptionPos] = index;
+			layoutMap[Menu_Layout__TextPos] = index;
 		}
 
 		if(val & Menu_Layout_Value)
@@ -903,6 +1384,7 @@ func AdaptorLayout(array& layout, array& vals, bool valuesAsSeparateLists)
 
 		++index;
 	}
+	if(!(layoutMap[Menu_Layout__ValuePos])) { FatalError("Assertion failed: AdaptorLayout: Menu_Layout_Value is mandatory; assertion code: layoutMap[Menu_Layout__ValuePos]"); }
 
 	layout = layoutMap;
 
@@ -923,28 +1405,120 @@ func AdaptorLayout(array& layout, array& vals, bool valuesAsSeparateLists)
 	}
 }
 
-global func Menu_Adaptor(array entrySettings, array adaptorSettings)
+/*
+Menu_Adaptor({
+	Entry = {
+		sames as for Menu_Entry
+	},
+	Adaptor = {
+		Type = Menu_AdaptorType_Boolean | Menu_AdaptorType_Integer | Menu_AdaptorType_String | Menu_AdaptorType_ID |  Menu_AdaptorType_Enum | Menu_AdaptorType_BitField,
+		Variable = <ScopedVar> storing the value,
+		Callbacks = [<Menu_Callback()>...],
+		Args = <Args for Callbacks>,
+		MessageBoardText = <Text shown in front of the MessageBoard>,
+		Limits = [<Min>, <Max>] for Integer-Type,
+		StepSize = [<StepSize for increasing and decreasing>, <StepSize for MessageBoard input>] for Integer-Type,
+		NoEmptyString = <Disallow setting the value to an empty string for String-Type>: true | >false<,
+		EntryIndex = >Internal<: used for MessageBoard callbacks,
+		WrapAround = <Wrap around the allowed values at their limits for Integer- and Enum-Type>: true <else for Enum> | false <else for Integer>,
+		Enum = <only for Enum-Type>: {
+			Values = [<[Values according to Layout]>...],
+			Layout = [<[Menu_Layout_*, some can be combined with &]>...],
+			ValuesAsSeparateLists = <Values is a "struct of arrays" instead of "array of structs">: true | >false<,
+			Inline = <Always show all values inlined in the containing menu>: true | >false<,
+			AllowUnknown = <Are unknown values allowed for the specified var? If not, it will be overwritten.>: true | >false<,
+			SubMenu = <Settings specific to the optional submenu possibility>: {
+				On = <CallbackType when to show>: >Menu_CallbackType_Special2< | true to show as extra column | Menu_CallbackType_None <to disable> | Menu_CallbackType_*,
+				Icon = <Icon to use for the SubMenu-Header>,
+				Title = <Title to use for the SubMenu-Header>,
+				Text = <Text to use for the individual Entries>,
+			}
+		},
+		BitField = <only for BitField-Type>: {
+			Values = [<[Values according to Layout]>...],
+			Layout = [<[Menu_Layout_*, some can be combined with &]>...],
+			ValuesAsSeparateLists = <Values is a "struct of arrays" instead of "array of structs">: true | >false<,
+			BitPositionAsValue = <Instead of the values being a bit-mask, the values denote the bit-position>: true | >false<,
+			Mask = >Internal<
+		}
+	}
+}) */
+
+global func Menu_Adaptor(map settings)
 {
-	var adaptorArgs = [];
+	if(!(settings.Adaptor && GetLength(settings.Adaptor) > 0)) { FatalError("Assertion failed: Menu_Adaptor: Adaptor without settings doesn't make sense; assertion code: settings.Adaptor && GetLength(settings.Adaptor) > 0"); }
+	if(!(settings.Entry && GetLength(settings.Entry) > 0)) { FatalError("Assertion failed: Menu_Adaptor: Non-selectable placeholder as adaptor entry doesn't make sense; assertion code: settings.Entry && GetLength(settings.Entry) > 0"); }
 
-	adaptorArgs[DT_Menu_Adaptor_WrapAround] = -1;
-	adaptorArgs[DT_Menu_Adaptor_EnumSubmenu] = Menu_CallbackType_Special2;
+	if(!settings.Adaptor.Type)
+	{
+		if(settings.Adaptor.Enum)
+		{
+			settings.Adaptor.Type = Menu_AdaptorType_Enum;
+		}
+		else if(settings.Adaptor.BitField)
+		{
+			settings.Adaptor.Type = Menu_AdaptorType_BitField;
+		}
+		else
+		{
+			FatalError("Menu_Adaptor: Adaptor.Type is missing!");
+		}
+	}
 
-	MN7I->NamedArgs(adaptorSettings, adaptorArgs);
+	settings = Extend({
+		Adaptor = {
+			WrapAround = -1,
+			Enum = {
+				SubMenu = {
+					On = Menu_CallbackType_Special2,
+				}
+			}
+		}
+	}, settings, true);
 
-	if(adaptorArgs[DT_Menu_Adaptor_WrapAround] == -1)
+	if(settings.Adaptor.WrapAround == -1)
 	{
-				if(adaptorArgs[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Integer)
+		if(settings.Adaptor.Type == Menu_AdaptorType_Integer)
 		{
-			adaptorArgs[DT_Menu_Adaptor_WrapAround] = false;
+			settings.Adaptor.WrapAround = false;
 		}
-		else if(adaptorArgs[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Enum)
+		else if(settings.Adaptor.Type == Menu_AdaptorType_Enum)
 		{
-			adaptorArgs[DT_Menu_Adaptor_WrapAround] = true;
+			settings.Adaptor.WrapAround = true;
 		}
 	}
 
-	return Menu_Factory([MN7I->MenuObjectCallback("AdaptorFactory")], [Menu_Entry(entrySettings)[1], adaptorArgs, entrySettings]);
+	if(settings.Adaptor.Type == Menu_AdaptorType_BitField)
+	{
+		var layout = settings.Adaptor.BitField.Layout;
+		var fieldVals = settings.Adaptor.BitField.Values;
+		MN7I->AdaptorLayout(layout, fieldVals, settings.Adaptor.BitField.ValuesAsSeparateLists);
+		if(settings.Adaptor.BitField.BitPositionAsValue)
+		{
+			var valuePos = layout[Menu_Layout__ValuePos] - 1;
+			for(var i = 0; i < GetLength(fieldVals); ++i)
+			{
+	if(!(!fieldVals[i][valuePos] || GetType(fieldVals[i][valuePos]) == C4V_Int)) { FatalError(Format("Assertion failed: Menu_Adaptor_BitField: Bit value must be an integer; got: %v; assertion code: !fieldVals[i][valuePos] || GetType(fieldVals[i][valuePos]) == C4V_Int", fieldVals[i][valuePos])); }
+	if(!(fieldVals[i][valuePos] >= 0 && fieldVals[i][valuePos] < 32)) { FatalError("Assertion failed: Menu_Adaptor_BitField: Bit value out of range; assertion code: fieldVals[i][valuePos] >= 0 && fieldVals[i][valuePos] < 32"); }
+				fieldVals[i][valuePos] = 1 << fieldVals[i][valuePos];
+			}
+		}
+		settings.Adaptor.BitField.Values = fieldVals;
+		settings.Adaptor.BitField.Layout = layout;
+
+			var valuePos = layout[Menu_Layout__ValuePos] - 1;
+			for(var fieldPart in fieldVals)
+			{
+					if(!(GetType(fieldPart[valuePos]) == C4V_Int)) { FatalError(Format("Assertion failed: Menu_Adaptor_BitField: Flag mask (Menu_Layout_Value) must be a non-zero integer; got %v; assertion code: GetType(fieldPart[valuePos]) == C4V_Int", fieldPart[valuePos])); }
+			}
+
+	}
+	else if(settings.Adaptor.Type == Menu_AdaptorType_Enum)
+	{
+		MN7I->AdaptorLayout(settings.Adaptor.Enum.Layout, settings.Adaptor.Enum.Values, settings.Adaptor.Enum.ValuesAsSeparateLists);
+	}
+
+	return Menu_Factory([MN7I->MenuObjectCallback("AdaptorFactory")], [Menu_Entry(settings.Entry), settings], [Menu_CallbackArg_Args, Menu_CallbackArg_EntryNumber, Menu_CallbackArg_EntryColumn]);
 }
 
 func EnumValPos(array enumVals, array layout, val, bool allowUnknown)
@@ -956,64 +1530,67 @@ func EnumValPos(array enumVals, array layout, val, bool allowUnknown)
 			return i;
 		}
 	}
+	if(!allowUnknown)
+	{
+		Log("WARNING: DT_Menu::EnumValPos: Current value %v is not in enum: %v", val, enumVals);
+	}
 	return -1;
 }
 
-func BooleanToggleCaption(bool val, string& caption, &symbol)
+func BooleanToggleText(bool val, string& text, &icon)
 {
 	val = !!val;
-	ExtraSymbol(caption, symbol, [MN7I, 2 - val, !val && RGB(128, 128, 128)]);
+	ExtraIcon(text, icon, [MN7I, 2 - val, !val && RGB(128, 128, 128)]);
 }
 
-func InlineSymbol(string& caption, symbol)
+func InlineIcon(string& text, icon)
 {
-	if(symbol[2])
+	if(icon[2])
 	{
-		caption = Format("<c %x>{{%i:%d}}</c> %s", symbol[2], symbol[0], symbol[1], caption);
+		text = Format("<c %x>{{%i:%d}}</c> %s", icon[2], icon[0], icon[1], text);
 	}
 	else
 	{
-		caption = Format("{{%i:%d}} %s", symbol[0], symbol[1], caption);
+		text = Format("{{%i:%d}} %s", icon[0], icon[1], text);
 	}
 }
 
-func ExtraSymbol(string& caption, &symbol, extraSymbol)
+func ExtraIcon(string& text, &icon, extraIcon)
 {
-	if(GetType(extraSymbol) == C4V_C4ID)
+	if(GetType(extraIcon) == C4V_C4ID)
 	{
-		extraSymbol = [extraSymbol];
+		extraIcon = [extraIcon];
 	}
 
-	if(symbol && extraSymbol && GetType(extraSymbol[0]) == C4V_C4ID)
+	if(icon && extraIcon && GetType(extraIcon[0]) == C4V_C4ID)
 	{
-		InlineSymbol(caption, extraSymbol);
+		InlineIcon(text, extraIcon);
 	}
 	else
 	{
-		symbol = extraSymbol;
+		icon = extraIcon;
 	}
 }
 
-func EnumEntrySettings(string& caption, &symbol, string& infoCaption, int index, array args, array entry)
+func EnumEntrySettings(string& text, &icon, string& description, int index, map args, map entry)
 {
-	var layoutVals = args[DT_Menu_Adaptor_LayoutVals];
-	var layout = layoutVals[1];
-	layoutVals = layoutVals[0];
+	var layoutVals = args.Enum.Values;
+	var layout = args.Enum.Layout;
 
-	caption = entry[DT_Menu_Entry_Caption];
-	if(layout[Menu_Layout__CaptionPos])
+	text = entry.Text;
+	if(layout[Menu_Layout__TextPos])
 	{
-		caption = Format(caption, layoutVals[index][layout[Menu_Layout__CaptionPos] - 1]);
+		text = Format(text, layoutVals[index][layout[Menu_Layout__TextPos] - 1]);
 	}
 
-	if(layout[Menu_Layout_Symbol])
+	if(layout[Menu_Layout_Icon])
 	{
-		ExtraSymbol(caption, symbol, layoutVals[index][layout[Menu_Layout_Symbol] - 1]);
+		ExtraIcon(text, icon, layoutVals[index][layout[Menu_Layout_Icon] - 1]);
 	}
 
-	if(layout[Menu_Layout_InfoCaption])
+	if(layout[Menu_Layout_Description])
 	{
-		infoCaption = Format(infoCaption, layoutVals[index][layout[Menu_Layout_InfoCaption] - 1]);
+		description = Format(description, layoutVals[index][layout[Menu_Layout_Description] - 1]);
 	}
 }
 
@@ -1034,42 +1611,47 @@ func AdaptorGetLimits(array limits)
 		else
 		{
 			ret[i] = Call(limits[i], limits[3]);
+	if(!(!ret[i] || GetType(ret[i]) == C4V_Int)) { FatalError(Format("Assertion failed: Menu_Adaptor_Limits: Got invalid callback value for %s: %v; assertion code: !ret[i] || GetType(ret[i]) == C4V_Int", ["min", "max"][i], ret[i])); }
 		}
 	}
 
 	return ret;
 }
 
-func AdaptorFactory(args, int entryIndex)
+func AdaptorFactory(args, int entryIndex, int entryColumn)
 {
 	var origArgs = args;
 	var entry = args[0];
-	var entrySettings = args[2];
-	args = args[1];
-	var caption = entry[DT_Menu_Entry_Caption];
-	var infoCaption = entry[DT_Menu_Entry_InfoCaption];
-	var symbol = entry[DT_Menu_Entry_Symbol];
-	var val = ScopedVar(args[DT_Menu_Adaptor_Variable]);
+	var entrySettings = args[1].Entry;
+	args = args[1].Adaptor;
+	var text = entry.Text;
+	var description = entry.Description;
+	var icon = entry.Icon;
+	var val = ScopedVar(args.Variable);
 	var defaultMsgboardText = "$EnterValue$";
 
-	var retSubmenu;
+	var retSubMenu;
 
-	args[DT_Menu_Adaptor_Args] = entry[DT_Menu_Entry_Args];
-	args[DT_Menu_Adaptor_EntryIndex] = entryIndex;
-	args[DT_Menu_Adaptor_Callbacks] = args[DT_Menu_Adaptor_Callbacks] || [];
-	if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Boolean)
+	args.Args = entry.Args;
+	args.EntryIndex = [entryIndex, entryColumn];
+	args.Callbacks = args.Callbacks || [];
+	if(args.Type == Menu_AdaptorType_Boolean)
 	{
-		BooleanToggleCaption(val, caption, symbol);
+	if(!(GetType(val) == C4V_Any || GetType(val) == C4V_Bool)) { FatalError("Assertion failed: AdaptorFactory: Value of Menu_Adaptor_Variable has wrong type; assertion code: GetType(val) == C4V_Any || GetType(val) == C4V_Bool"); }
+		BooleanToggleText(val, text, icon);
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_String)
+	else if(args.Type == Menu_AdaptorType_String)
 	{
-		caption = Format(entry[DT_Menu_Entry_Caption], val);
+	if(!(GetType(val) == C4V_Any || GetType(val) == C4V_String)) { FatalError("Assertion failed: AdaptorFactory: Value of Menu_Adaptor_Variable has wrong type; assertion code: GetType(val) == C4V_Any || GetType(val) == C4V_String"); }
+		text = Format(entry.Text, val);
 		defaultMsgboardText = "$EnterText$";
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Integer)
+	else if(args.Type == Menu_AdaptorType_Integer)
 	{
-		var limits = AdaptorGetLimits(args[DT_Menu_Adaptor_Limits]), max, min;
-		var wrapAround = args[DT_Menu_Adaptor_WrapAround];
+	if(!(GetType(val) == C4V_Any || GetType(val) == C4V_Int)) { FatalError("Assertion failed: AdaptorFactory: Value of Menu_Adaptor_Variable has wrong type; assertion code: GetType(val) == C4V_Any || GetType(val) == C4V_Int"); }
+		val ??= 0;
+		var limits = AdaptorGetLimits(args.Limits), max, min;
+		var wrapAround = args.WrapAround;
 		if(limits && !wrapAround)
 		{
 			if(val >= limits[1])
@@ -1081,162 +1663,172 @@ func AdaptorFactory(args, int entryIndex)
 				min = true;
 			}
 		}
-		caption = Format("%s %s", Format(entry[DT_Menu_Entry_Caption], val), ["{{MN7I:4}}", "<c 808080>{{MN7I:4}}</c>"][min]);
-		ExtraSymbol(caption, symbol, [MN7I, 3, max && RGB(128, 128, 128)]);
+		text = Format(entry.Text, val) .. " " .. ["{{MN7I:4}}", "<c 808080>{{MN7I:4}}</c>"][min];
+		ExtraIcon(text, icon, [MN7I, 3, max && RGB(128, 128, 128)]);
 		defaultMsgboardText = "$EnterNumber$";
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_ID)
+	else if(args.Type == Menu_AdaptorType_ID)
 	{
-		caption = Format(entry[DT_Menu_Entry_Caption], val && GetName(0, val) || "");
+	if(!(GetType(val) == C4V_Any || GetType(val) == C4V_C4ID)) { FatalError("Assertion failed: AdaptorFactory: Value of Menu_Adaptor_Variable has wrong type; assertion code: GetType(val) == C4V_Any || GetType(val) == C4V_C4ID"); }
+		text = Format(entry.Text, val && GetName(0, val) || "");
 		if(val)
 		{
-			ExtraSymbol(caption, symbol, val);
+			ExtraIcon(text, icon, val);
 		}
 		defaultMsgboardText = "$EnterIDOrName$";
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Enum)
+	else if(args.Type == Menu_AdaptorType_Enum)
 	{
-		if(args[DT_Menu_Adaptor_EnumInline])
+		if(args.Enum.Inline)
 		{
-			return AdaptorEnumSubmenuFactory([args, entry]);
+			return AdaptorEnumSubMenuFactory([args, entry]);
 		}
 
-		var layoutVals = args[DT_Menu_Adaptor_LayoutVals];
-		var layout = layoutVals[1];
-		layoutVals = layoutVals[0];
+		var layoutVals = args.Enum.Values;
+		var layout = args.Enum.Layout;
 
-		var index = EnumValPos(layoutVals, layout, val, args[DT_Menu_Adaptor_EnumAllowUnknown]);
+		var index = EnumValPos(layoutVals, layout, val, args.Enum.AllowUnknown);
 
 		if(index == -1)
 		{
-			if(!args[DT_Menu_Adaptor_EnumAllowUnknown])
+			if(!args.Enum.AllowUnknown)
 			{
-				ScopedVar(args[DT_Menu_Adaptor_Variable]) = layoutVals[0][layout[Menu_Layout__ValuePos] - 1];
+				ScopedVar(args.Variable) = layoutVals[0][layout[Menu_Layout__ValuePos] - 1];
 			}
 			index = 0;
 		}
 
-		var submenuSymbol = symbol;
+		var submenuIcon = icon;
 
-		EnumEntrySettings(caption, symbol, infoCaption, index, args, entry);
+		EnumEntrySettings(text, icon, description, index, args, entry);
 
-		if(args[DT_Menu_Adaptor_EnumSubmenu] != Menu_CallbackType_None)
+		if(args.Enum.SubMenu.On != Menu_CallbackType_None)
 		{
-			args[DT_Menu_Adaptor_MessageBoardText] = args[DT_Menu_Adaptor_MessageBoardText] || defaultMsgboardText;
+			args.MessageBoardText = args.MessageBoardText || defaultMsgboardText;
 
-			retSubmenu = [Menu_Factory([MenuObjectCallback("AdaptorEnumSubmenuFactory")], [args, entry])];
+			retSubMenu = [Menu_Factory([MenuObjectCallback("AdaptorEnumSubMenuFactory")], origArgs[1])];
 		}
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_BitField)
+	else if(args.Type == Menu_AdaptorType_BitField)
 	{
 		return AdaptorBitFieldItemsFactory(origArgs);
 	}
-	args[DT_Menu_Adaptor_MessageBoardText] = args[DT_Menu_Adaptor_MessageBoardText] || defaultMsgboardText;
-	if(!retSubmenu)
+	args.MessageBoardText = args.MessageBoardText || defaultMsgboardText;
+	if(!retSubMenu)
 	{
-		return [Menu_Entry([Menu_Combined(entrySettings), Menu_Entry_Caption(caption), Menu_Entry_Callbacks([Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])]), Menu_Entry_Symbol(symbol), Menu_Entry_InfoCaption(infoCaption), Menu_Entry_Args(args)])];
+		return [Menu_Entry(Extend(entrySettings, { Text = text, Callbacks = [Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])], Icon = icon, Description = description, Args = args }, true))];
 	}
 	else
 	{
-		return [Menu_SubMenu([Menu_Combined(entrySettings), Menu_Entry_Caption(caption), Menu_Entry_Callbacks([Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])]), Menu_Entry_Symbol(symbol), Menu_Entry_InfoCaption(infoCaption), Menu_Entry_Args(args)], retSubmenu)];
+		return [Menu_SubMenu({ Entry = Extend(entrySettings, { Text = text, Callbacks = [Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])], Icon = icon, Description = description, Args = args }, true), Entries = retSubMenu }, GetType(args.Enum.SubMenu.On) == C4V_Bool && args.Enum.SubMenu.On)];
 	}
 }
 
-func AdaptorEnumSubmenuFactory(array args)
+func AdaptorEnumSubMenuFactory(map args)
 {
-	var entry = args[1];
-	args = args[0];
-	var layoutVals = args[DT_Menu_Adaptor_LayoutVals];
-	var layout = layoutVals[1];
-	layoutVals = layoutVals[0];
+	var entry = args.Entry;
+	args = args.Adaptor;
+	var layoutVals = args.Enum.Values;
+	var layout = args.Enum.Layout;
 
-	var submenuCaption = args[DT_Menu_Adaptor_EnumSubmenuCaption];
-	var submenuSymbol = [];
+	var submenuIcon = [];
 
-	if(submenuCaption && submenuCaption[0])
+	if(args.Enum.SubMenu.Title)
 	{
-		entry[DT_Menu_Entry_Caption] = submenuCaption[0];
+		entry.Text = args.Enum.SubMenu.Title;
 	}
 
-	var index = EnumValPos(layoutVals, layout, ScopedVar(args[DT_Menu_Adaptor_Variable]), args[DT_Menu_Adaptor_EnumAllowUnknown]);
-	var symbol, infoCaption;
-	EnumEntrySettings(submenuCaption, symbol, infoCaption, index, args, entry);
+	var index = EnumValPos(layoutVals, layout, ScopedVar(args.Variable), args.Enum.AllowUnknown);
+	var title, icon, description;
+	EnumEntrySettings(title, icon, description, index, args, entry);
 
 	var ret;
-	if(args[DT_Menu_Adaptor_EnumInline])
+	if(args.Enum.Inline)
 	{
-		ret = [];
+		ret = {
+			Entries = []
+		};
 	}
 	else
 	{
-		ret = [
-			Menu_Selection(index),
-			Menu_KeepParentOnClose(),
-			Menu_DontKeepOpen(),
-			Menu_Caption(submenuCaption)
-		];
+		ret = {
+			Settings = {
+				Selection = [index, 0],
+				KeepParentOnClose = true,
+				KeepOpen = Menu_KeepOpen_Not,
+				Title = title
+			},
+			Entries = []
+		};
 	}
 
-	if(args[DT_Menu_Adaptor_EnumSubmenuSymbol])
+	if(args.Enum.SubMenu.Icon)
 	{
-		submenuSymbol = [args[DT_Menu_Adaptor_EnumSubmenuSymbol]];
+		submenuIcon = [args.Enum.SubMenu.Icon];
 	}
-	else if(!submenuSymbol && symbol && GetType(symbol[0]) == C4V_C4ID)
+	else if(icon && GetType(icon[0]) == C4V_C4ID)
 	{
-		submenuSymbol = symbol;
+		submenuIcon = icon;
 	}
 
-	if(submenuSymbol && GetType(submenuSymbol[0]) == C4V_C4ID)
+	if(submenuIcon && GetType(submenuIcon[0]) == C4V_C4ID)
 	{
-		ArrayAppend(ret, Menu_Symbol(submenuSymbol[0]));
+		ret.Settings.Icon = submenuIcon[0];
 	}
 
-	var caption;
-
-	var submenuCaption = args[DT_Menu_Adaptor_EnumSubmenuCaption];
-	if(submenuCaption && submenuCaption[1])
+	var text;
+	if(args.Enum.SubMenu.Text)
 	{
-		entry[DT_Menu_Entry_Caption] = submenuCaption[1];
+		entry.Text = args.Enum.SubMenu.Text;
 	}
 
 	for(var i = 0; i < GetLength(layoutVals); ++i)
 	{
-		symbol = 0;
-		EnumEntrySettings(caption, symbol, infoCaption, i, args, entry);
-		if(args[DT_Menu_Adaptor_EnumInline])
+		icon = 0;
+		EnumEntrySettings(text, icon, description, i, args, entry);
+		if(args.Enum.Inline)
 		{
-			BooleanToggleCaption(i == index, caption, symbol);
+			BooleanToggleText(i == index, text, icon);
 		}
-		ArrayAppend(ret, Menu_Entry([Menu_Entry_Caption(caption), Menu_Entry_Symbol(symbol), Menu_Entry_InfoCaption(infoCaption), Menu_Entry_Callbacks([Menu_Callback(MenuObjectCallback("AdaptorEnumSubmenuItem"), Menu_CallbackType_Defaults, [Menu_CallbackArg_Args, Menu_CallbackArg_All])]), Menu_Entry_Args([i, args])]));
+		else if(i == index)
+		{
+			ExtraIcon(text, icon, [MN7I, 1]);
+		}
+		ret.Entries[] = Menu_Entry({
+			Text = text,
+			Icon = icon,
+			Description = description,
+			Callbacks = [Menu_Callback(MenuObjectCallback("AdaptorEnumSubMenuItem"), Menu_CallbackType_Defaults, [Menu_CallbackArg_Args, Menu_CallbackArg_All])],
+			Args = [i, args]
+		});
 	}
 
 	return ret;
 }
 
-func AdaptorEnumSubmenuItem(args, array allArgs)
+func AdaptorEnumSubMenuItem(args, array allArgs)
 {
 	var index = args[0];
 	args = args[1];
 
-	var val = ScopedVar(args[DT_Menu_Adaptor_Variable]);
+	var val = ScopedVar(args.Variable);
 	var oldVal = val;
 
-	var enumVals = args[DT_Menu_Adaptor_LayoutVals];
-	var layout = enumVals[1];
-	enumVals = enumVals[0];
+	var enumVals = args.Enum.Values;
+	var layout = args.Enum.Layout;
 
-	ScopedVar(args[DT_Menu_Adaptor_Variable]) = val = enumVals[index][layout[Menu_Layout__ValuePos] - 1];
+	ScopedVar(args.Variable) = val = enumVals[index][layout[Menu_Layout__ValuePos] - 1];
 
-	allArgs[Menu_CallbackArg_Args] = args[DT_Menu_Adaptor_Args];
-	allArgs[Menu_CallbackArg_FromSubmenu] = true;
+	allArgs[Menu_CallbackArg_Args] = args.Args;
+	allArgs[Menu_CallbackArg_FromSubMenu] = true;
 
-	var reaction = AdaptorCommandCallChangedCallback(args[DT_Menu_Adaptor_Callbacks], val, oldVal, allArgs);
+	var reaction = AdaptorCommandCallChangedCallback(args.Callbacks, val, oldVal, allArgs);
 	if(reaction != Menu_React_None)
 	{
 		return reaction;
 	}
 
-	if(args[DT_Menu_Adaptor_EnumInline])
+	if(args.Enum.Inline)
 	{
 		return Menu_React_Refresh;
 	}
@@ -1247,47 +1839,47 @@ func AdaptorEnumSubmenuItem(args, array allArgs)
 func AdaptorBitFieldItemsFactory(args)
 {
 	var entry = args[0];
-	var entrySettings = args[2];
-	args = args[1];
+	var entrySettings = args[1].Entry;
+	args = args[1].Adaptor;
 
-	var caption = entry[DT_Menu_Entry_Caption];
-	var infoCaption = entry[DT_Menu_Entry_InfoCaption];
-	var symbol = entry[DT_Menu_Entry_Symbol];
-	var fieldValue = ScopedVar(args[DT_Menu_Adaptor_Variable]);
+	var text = entry.Text;
+	var description = entry.Description;
+	var icon = entry.Icon;
+	var fieldValue = ScopedVar(args.Variable);
+	if(!(GetType(fieldValue) == C4V_Any || GetType(fieldValue) == C4V_Int)) { FatalError("Assertion failed: AdaptorFactory: Value of Menu_Adaptor_Variable has wrong type; assertion code: GetType(fieldValue) == C4V_Any || GetType(fieldValue) == C4V_Int"); }
 
-	var layoutVals = args[DT_Menu_Adaptor_LayoutVals];
-	var layout = layoutVals[1];
-	layoutVals = layoutVals[0];
+	var layoutVals = args.BitField.Values;
+	var layout = args.BitField.Layout;
 
 	var ret = [];
 
 	for(var val in layoutVals)
 	{
 		var mask = val[layout[Menu_Layout__ValuePos] - 1];
-		caption = entry[DT_Menu_Entry_Caption] || "%s";
-		if(layout[Menu_Layout__CaptionPos])
+		text = entry.Text || "%s";
+		if(layout[Menu_Layout__TextPos])
 		{
-			caption = Format(caption, val[layout[Menu_Layout__CaptionPos] - 1]);
+			text = Format(text, val[layout[Menu_Layout__TextPos] - 1]);
 		}
 
-		symbol = entry[DT_Menu_Entry_Symbol];
-		BooleanToggleCaption((fieldValue & mask) == mask, caption, symbol);
-		if(layout[Menu_Layout_Symbol])
+		icon = entry.Icon;
+		BooleanToggleText((fieldValue & mask) == mask, text, icon);
+		if(layout[Menu_Layout_Icon])
 		{
-			ExtraSymbol(caption, symbol, val[layout[Menu_Layout_Symbol] - 1]);
+			ExtraIcon(text, icon, val[layout[Menu_Layout_Icon] - 1]);
 		}
 
-		if(layout[Menu_Layout_InfoCaption])
+		if(layout[Menu_Layout_Description])
 		{
-			infoCaption = Format(infoCaption, val[layout[Menu_Layout_InfoCaption] - 1]);
+			description = Format(description, val[layout[Menu_Layout_Description] - 1]);
 		}
 
-		args[DT_Menu_Adaptor_Mask] = mask;
+		args.BitField.Mask = mask;
 
-		ArrayAppend(ret, Menu_Entry([Menu_Combined(entrySettings), Menu_Entry_Caption(caption), Menu_Entry_Callbacks([Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])]), Menu_Entry_Symbol(symbol), Menu_Entry_InfoCaption(infoCaption), Menu_Entry_Args(args)]));
+		ret[] = Menu_Entry(Extend(entrySettings, { Text = text, Callbacks = [Menu_Callback(MenuObjectCallback("AdaptorCommand"), Menu_CallbackType_All, [Menu_CallbackArg_Action, Menu_CallbackArg_MenuObject, Menu_CallbackArg_Args, Menu_CallbackArg_All])], Icon = icon, Description = description, Args = args }, true));
 	}
 
-	return ret;
+	return { Entries = ret };
 }
 
 func WrapOrBind(int val, array limits, bool wrap)
@@ -1339,24 +1931,24 @@ func AdaptorCommandCallChangedCallback(callbacks, val, oldVal, array allArgs)
 
 func AdaptorCommand(int action, object obj, args, array allArgs)
 {
-	var val = ScopedVar(args[DT_Menu_Adaptor_Variable]);
+	var val = ScopedVar(args.Variable);
 	var oldVal = val;
 
-	allArgs[Menu_CallbackArg_Args] = args[DT_Menu_Adaptor_Args];
+	allArgs[Menu_CallbackArg_Args] = args.Args;
 
-	var reaction = CallCallbacks(args[DT_Menu_Adaptor_Callbacks], action, allArgs, Menu_React_Refresh, true);
+	var reaction = CallCallbacks(args.Callbacks, action, allArgs, Menu_React_Refresh, true);
 
 
 	if(reaction != Menu_React_Refresh)
 	{
 		return reaction;
 	}
-	if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Boolean)
+	if(args.Type == Menu_AdaptorType_Boolean)
 	{
 		if(action & (Menu_CallbackType_Normal | Menu_CallbackType_Special2))
 		{
-			ScopedVar(args[DT_Menu_Adaptor_Variable]) = val = !val;
-			reaction = AdaptorCommandCallChangedCallback(args[DT_Menu_Adaptor_Callbacks], val, oldVal, allArgs);
+			ScopedVar(args.Variable) = val = !val;
+			reaction = AdaptorCommandCallChangedCallback(args.Callbacks, val, oldVal, allArgs);
 			if(reaction != Menu_React_None)
 			{
 				return reaction;
@@ -1367,11 +1959,11 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 			return Menu_React_KeepOpen;
 		}
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Integer)
+	else if(args.Type == Menu_AdaptorType_Integer)
 	{
-		var limits = AdaptorGetLimits(args[DT_Menu_Adaptor_Limits]);
-		var wrapAround = args[DT_Menu_Adaptor_WrapAround];
-		var step = args[DT_Menu_Adaptor_StepSize];
+		var limits = AdaptorGetLimits(args.Limits);
+		var wrapAround = args.WrapAround;
+		var step = args.StepSize;
 		var stepSize = 1;
 		if(step)
 		{
@@ -1382,8 +1974,8 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 			if(msgBoardMode == 0)
 			{
 				msgBoardMode = Menu_AdaptorType_Integer + 1;
-				msgBoardEntry = args[DT_Menu_Adaptor_EntryIndex];
-				CallMessageBoard(this, false, args[DT_Menu_Adaptor_MessageBoardText], GetOwner(obj));
+				msgBoardEntry = args.EntryIndex;
+				CallMessageBoard(this, false, args.MessageBoardText, GetOwner(obj));
 			}
 			return Menu_React_KeepOpen;
 		}
@@ -1404,8 +1996,8 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 
 		if(val != oldVal)
 		{
-			ScopedVar(args[DT_Menu_Adaptor_Variable]) = val;
-			reaction = AdaptorCommandCallChangedCallback(args[DT_Menu_Adaptor_Callbacks], val, oldVal, allArgs);
+			ScopedVar(args.Variable) = val;
+			reaction = AdaptorCommandCallChangedCallback(args.Callbacks, val, oldVal, allArgs);
 			if(reaction != Menu_React_None)
 			{
 				return reaction;
@@ -1416,15 +2008,15 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 			return Menu_React_KeepOpen;
 		}
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_String)
+	else if(args.Type == Menu_AdaptorType_String)
 	{
 		if(action & (Menu_CallbackType_Normal | Menu_CallbackType_Special2))
 		{
 			if(msgBoardMode == 0)
 			{
 				msgBoardMode = Menu_AdaptorType_String + 1;
-				msgBoardEntry = args[DT_Menu_Adaptor_EntryIndex];
-				CallMessageBoard(this, false, args[DT_Menu_Adaptor_MessageBoardText], GetOwner(obj));
+				msgBoardEntry = args.EntryIndex;
+				CallMessageBoard(this, false, args.MessageBoardText, GetOwner(obj));
 			}
 		}
 		if(action == Menu_CallbackType_Close)
@@ -1436,44 +2028,42 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 			return Menu_React_KeepOpen;
 		}
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_ID)
+	else if(args.Type == Menu_AdaptorType_ID)
 	{
 		if(action & (Menu_CallbackType_Normal | Menu_CallbackType_Special2))
 		{
 			if(msgBoardMode == 0)
 			{
 				msgBoardMode = Menu_AdaptorType_ID + 1;
-				msgBoardEntry = args[DT_Menu_Adaptor_EntryIndex];
-				CallMessageBoard(this, false, args[DT_Menu_Adaptor_MessageBoardText], GetOwner(obj));
+				msgBoardEntry = args.EntryIndex;
+				CallMessageBoard(this, false, args.MessageBoardText, GetOwner(obj));
 			}
 		}
 		return Menu_React_KeepOpen;
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_Enum)
+	else if(args.Type == Menu_AdaptorType_Enum)
 	{
-		if(GetType(args[DT_Menu_Adaptor_EnumSubmenu]) == C4V_Bool)
+		if(GetType(args.Enum.SubMenu.On) == C4V_Bool)
 		{
 			if(action & Menu_CallbackType_Defaults)
 			{
-				return Menu_React_ShowSubmenu;
+				return Menu_React_ShowSubMenu;
 			}
 			else
 			{
 				return Menu_React_None;
 			}
 		}
-
-		if(args[DT_Menu_Adaptor_EnumSubmenu] & action)
+		else if(args.Enum.SubMenu.On & action)
 		{
-			return Menu_React_ShowSubmenu;
+			return Menu_React_ShowSubMenu;
 		}
 
-		var enumVals = args[DT_Menu_Adaptor_LayoutVals];
-		var layout = enumVals[1];
-		enumVals = enumVals[0];
+		var enumVals = args.Enum.Values;
+		var layout = args.Enum.Layout;
 
-		var index = EnumValPos(enumVals, layout, val, args[DT_Menu_Adaptor_EnumAllowUnknown]);
-		var wrapAround = args[DT_Menu_Adaptor_WrapAround];
+		var index = EnumValPos(enumVals, layout, val, args.Enum.AllowUnknown);
+		var wrapAround = args.WrapAround;
 
 		if(action & (Menu_CallbackType_Normal | Menu_CallbackType_Special2))
 		{
@@ -1490,18 +2080,18 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 
 		index = WrapOrBind(index, [0, GetLength(enumVals) - 1], wrapAround);
 
-		ScopedVar(args[DT_Menu_Adaptor_Variable]) = val = enumVals[index][layout[Menu_Layout__ValuePos] - 1];
-		reaction = AdaptorCommandCallChangedCallback(args[DT_Menu_Adaptor_Callbacks], val, oldVal, allArgs);
+		ScopedVar(args.Variable) = val = enumVals[index][layout[Menu_Layout__ValuePos] - 1];
+		reaction = AdaptorCommandCallChangedCallback(args.Callbacks, val, oldVal, allArgs);
 		if(reaction != Menu_React_None)
 		{
 			return reaction;
 		}
 	}
-	else if(args[DT_Menu_Adaptor_Type] == Menu_AdaptorType_BitField)
+	else if(args.Type == Menu_AdaptorType_BitField)
 	{
 		if(action & (Menu_CallbackType_Normal | Menu_CallbackType_Special2))
 		{
-			var mask = args[DT_Menu_Adaptor_Mask];
+			var mask = args.BitField.Mask;
 			if((val & mask) == mask)
 			{
 				val &= ~mask;
@@ -1511,8 +2101,8 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 				val |= mask;
 			}
 
-			ScopedVar(args[DT_Menu_Adaptor_Variable]) = val;
-			reaction = AdaptorCommandCallChangedCallback(args[DT_Menu_Adaptor_Callbacks], val, oldVal, allArgs);
+			ScopedVar(args.Variable) = val;
+			reaction = AdaptorCommandCallChangedCallback(args.Callbacks, val, oldVal, allArgs);
 			if(reaction != Menu_React_None)
 			{
 				return reaction;
@@ -1529,17 +2119,17 @@ func AdaptorCommand(int action, object obj, args, array allArgs)
 
 func InputCallback(string input, int plr)
 {
-	var entry = entries[msgBoardEntry];
-	var args = entry[DT_Menu_Entry_Args];
-	var callbackArgs = args[DT_Menu_Adaptor_Args];
-	var oldVal = ScopedVar(args[DT_Menu_Adaptor_Variable]);
+	var entry = columnEntries[msgBoardEntry[1]][msgBoardEntry[0]];
+	var args = entry.Args;
+	var callbackArgs = args.Args;
+	var oldVal = ScopedVar(args.Variable);
 	var val = input;
 	if(msgBoardMode - 1 == Menu_AdaptorType_Integer)
 	{
 		var int = ParseInt(input);
-		var limits = AdaptorGetLimits(args[DT_Menu_Adaptor_Limits]);
-		var step = args[DT_Menu_Adaptor_StepSize];
-		if(GetType(int) == C4V_Int || GetType(int) == C4V_Any)
+		var limits = AdaptorGetLimits(args.Limits);
+		var step = args.StepSize;
+		if(GetType(int) == C4V_Int)
 		{
 			if(step && step[1])
 			{
@@ -1554,7 +2144,7 @@ func InputCallback(string input, int plr)
 			{
 				int = BoundBy(int, limits[0], limits[1]);
 			}
-			ScopedVar(args[DT_Menu_Adaptor_Variable]) = val = int;
+			ScopedVar(args.Variable) = val = int;
 		}
 		else
 		{
@@ -1563,13 +2153,13 @@ func InputCallback(string input, int plr)
 	}
 	else if(msgBoardMode - 1 == Menu_AdaptorType_String)
 	{
-		if(args[DT_Menu_Adaptor_NoEmptyString] && (!input || input == ""))
+		if(args.NoEmptyString && (!input || input == ""))
 		{
 			val = oldVal;
 		}
 		else
 		{
-			ScopedVar(args[DT_Menu_Adaptor_Variable]) = input;
+			ScopedVar(args.Variable) = input;
 		}
 	}
 	else if(msgBoardMode - 1 == Menu_AdaptorType_ID)
@@ -1577,12 +2167,12 @@ func InputCallback(string input, int plr)
 		val = GetIDByName(input); // WARNING: desyncs between clients with different languages
 		if(!val && GetLength(input) == 4) val = C4Id(input);
 		if(!GetName(0, val)) val = 0;
-		ScopedVar(args[DT_Menu_Adaptor_Variable]) = val;
+		ScopedVar(args.Variable) = val;
 	}
 	msgBoardMode = 0;
 	if(val != oldVal)
 	{
-		var reaction = CallCallbacks(args[DT_Menu_Adaptor_Callbacks], Menu_CallbackType_ValueChanged, [Menu_CallbackType_ValueChanged, entry[DT_Menu_Entry_Symbol], settings[DT_Menu_Settings_Object], callbackArgs, 0, 0, val, oldVal]);
+		var reaction = CallCallbacks(args.Callbacks, Menu_CallbackType_ValueChanged, [Menu_CallbackType_ValueChanged, entry.Icon, settings.Object, callbackArgs, 0, 0, val, oldVal]);
 		if(reaction != Menu_React_None)
 		{
 			return React(reaction, msgBoardEntry);
@@ -1591,74 +2181,84 @@ func InputCallback(string input, int plr)
 	Refresh(msgBoardEntry);
 }
 
-global func Menu_Combined(array combined) { return [DT_Menu_Combined, combined]; }
-
-global func CreateNewMenu(array menu, inheritSettings, object parentMenu)
-{
-	var settings = inheritSettings;
-
-	if(GetType(settings) != C4V_Array) settings = [];
-	settings[DT_Menu_Settings_Style] &= ~C4MN_Style_EqualItemHeight; // EqualItemHeight can't be inherited
-	settings[DT_Menu_Settings_Selection] = 0; // Selection can't be inherited
-	settings[DT_Menu_Settings_Callbacks] = 0; // Global callbacks can't be inherited (maybe filter callbacks)
-
-	settings[DT_Menu_Settings_Parent] = parentMenu;
-
-	var entries = [];
-
-	MN7I->UncombineAndDistinguish(menu, settings, entries);
+/*
+CreateNewMenu({
+	Settings = {
+		Icon = <Icon>,
+		Title = <Title>,
+		Object = <Object for which the menu is shown>,
+		Style = <Same as Style of CreateMenu>,
+		Size = [<Columns>, <Rows>] passed to SetMenuSize(),
+		Selecion = <Initial Selection>,
+		KeepOpen = <Keep Open Mode>: Menu_KeepOpen_*,
+		RefreshInterval = <Interval in Frames> for Menu_KeepOpen_RefreshContinuously,
+		Callbacks = [<Menu_Callback()...>] global Callbacks,
+		Decoration = <Decoration ID> passed to SetMenuDecoration(),
+		RequireAction = [<Action Name>] | [<Action Name>, <Action Target>] required action (and target) for the Settings.Object; if not fulfilled the menu will close itself,
+		KeepParentOnClose = <Should the parent menu stay open when the submenu closes>: true | >false<,
+		Vars = [<Initial values of MenuVar() ScopedVariables>...],
+		Closable = <Can the menu be closed by pressing dig / clicking the X in the corner>: true | >false<,
+		InstantDescription = <If enabled, shows the description of an entry immediately in a separate CustomMessage()>: {
+			Enable = true | >false<,
+			Decoration = <Decoration> passed to CustomMessage(); >DT_Menu_DefaultInstantDescriptionDecoration<,
+			Position = [<x>, <y>] passed to CustomMessage(); >[40, -60]<,
+			Flags = <Flags> passed to CustomMessage(); >MSG_Left | MSG_Bottom<
+		},
+		Extra = <Same as extra of CreateMenu>,
+		ExtraData = <Same as extraData of CreateMenu>,
+		Condition = {
+			DisableMode = <How to handle disabled entries>: >Menu_ConditionReact_Hide< | Menu_ConditionReact_*,
+			AllowSelection = <Allow disabled entries to be selected>: true | >false<
+		},
+		Parent = >Internal<: Used for submenus
+	},
+	Entries =
+		[Menu_Columns()] |
+		[<Menu_Entry() | Menu_Text() | Menu_Blank() | Menu_Decline() | Menu_Accept() | Menu_Back() | Menu_Adaptor() |  | Menu_SubMenu() | Menu_Factory()>...]
+}) */
+
+global func CreateNewMenu(map settings, map inheritSettings, object parentMenu)
+{
+	inheritSettings = inheritSettings || {};
 
 	var menuObj = CreateObject(MN7I);
 
-	menuObj->Create(settings, entries);
-
-	return menuObj;
-}
-
-func NamedArg(array namedArg, array &args)
-{
-	args[namedArg[0]] = namedArg[1];
-}
-
-func UncombineAndDistinguish(array combined, array &settings, array &entries)
-{
-	for(var val in combined)
-	{
-		if(val[0] == DT_Menu_Type_Setting)
-		{
-			if((val[1][0] == DT_Menu_Settings_Style && val[1][1] == C4MN_Style_EqualItemHeight) || settings[DT_Menu_Settings_Style] == C4MN_Style_EqualItemHeight)
-			{
-				settings[DT_Menu_Settings_Style] |= val[1][1];
+	settings = Extend(Extend(Extend(
+		{
+			Settings = {
+				Condition = {
+					DisableMode = Menu_ConditionReact_Hide
+				},
+				InstantDescription = {
+					Decoration = DT_Menu_DefaultInstantDescriptionDecoration,
+					Flags = MSG_Left | MSG_Bottom,
+					Position = [40, -60]
+				},
+				KeepOpen = 0,
 			}
-			else
-			{
-				NamedArg(val[1], settings);
+		}, { Settings = inheritSettings }, true), {
+			Settings = {
+				Selection = [], // Selection can't be inherited
+				Callbacks = [], // Global callbacks can't be inherited (maybe filter callbacks)
+				Parent = parentMenu
 			}
-		}
-		else if(val[0] == DT_Menu_Type_Entry || val[0] == DT_Menu_Type_Factory)
-		{
-			entries[GetLength(entries)] = val;
-		}
-		else if(val[0] == DT_Menu_Combined)
-		{
-			UncombineAndDistinguish(val[1], settings, entries);
-		}
+		}, true),
+		settings, true);
+
+	if(GetType(settings.Settings.Selection) == C4V_Int)
+	{
+		settings.Settings.Selection = [settings.Settings.Selection, 0];
 	}
-}
 
-func NamedArgs(array namedArgs, array& args)
-{
-	for(var arg in namedArgs)
+	if(inheritSettings.Style)
 	{
-		if(arg[0] == DT_Menu_Combined)
-		{
-			NamedArgs(arg[1], args);
-		}
-		else
-		{
-			NamedArg(arg, args);
-		}
+		// EqualItemHeight can't be inherited
+		settings.Settings.Style &= ~C4MN_Style_EqualItemHeight;
 	}
+
+	menuObj->Create(settings);
+
+	return menuObj;
 }
 
 func DeclineAcceptBackCommand(int action, args, int defaultAction, array allArgs)
@@ -1702,7 +2302,7 @@ func CallCustom(callback, args)
 {
 	if(GetType(callback) == C4V_Array && GetLength(callback) == 2 && callback[0] == CallbackTarget_Scenario - 1)
 	{
-		return CallA(ObjectCallback(callback[1], this), args, ...);
+		return CallA(ObjectCallback(callback[1], true), args, ...);
 	}
 	else
 	{
@@ -1736,20 +2336,121 @@ func CheckCustomScopedVar(array variable)
 
 func Update()
 {
-	return Refresh(currentSelection);
+	return Refresh(GetSelection(Menu_Selection_WithColumn));
 }
 
-func GetSelection()
+func GetSelection(int mode)
 {
-	return currentSelection;
+	mode ??= Menu_Selection_Simple;
+	if(mode == Menu_Selection_Simple)
+	{
+		return currentColumnSelections[currentColumn];
+	}
+	else if(mode == Menu_Selection_WithColumn)
+	{
+		return [currentColumnSelections[currentColumn], currentColumn];
+	}
+	else if(mode == Menu_Selection_SubMenuColumnChain)
+	{
+		if(multiColumnMode)
+		{
+			FatalError("DT_Menu::GetSelection: Menu_Selection_SubMenuColumnChain doesn't make sense when Menu_Columns() are used");
+		}
+
+		var ret = [];
+
+		for(var i = 0; i < columnEntries; ++i)
+		{
+			if(!columnEntries[i])
+			{
+				break;
+			}
+
+			ret[] = currentColumnSelections[i];
+		}
+
+		return ret;
+	}
 }
 
 func GetObject()
 {
-	return settings[DT_Menu_Settings_Object];
+	return settings.Object;
+}
+
+func CreateIconDummy()
+{
+	return CreateContents(DT_Menu_IconDummy);
+}
+
+// deprecated compatibility functions and constants
+// Symbol -> Icon
+static const Menu_Layout_Symbol = Menu_Layout_Icon;
+static const Menu_CallbackArg_Symbol = Menu_CallbackArg_Icon;
+
+
+func ValidateDeco(id deco)
+{
+	return !deco || (deco->~FrameDecorationBackClr() || deco->~FrameDecorationBorderTop() || deco->~FrameDecorationBorderLeft() || deco->~FrameDecorationBorderRight() || deco->~FrameDecorationBorderBottom());
 }
 
-func CreateSymbolDummy()
+func ValidateMenuCallbacks(array callbacks)
 {
-	return CreateContents(DT_Menu_SymbolDummy);
-}
\ No newline at end of file
+	if(!callbacks)
+	{
+		return false;
+	}
+
+	for(var callback in callbacks)
+	{
+		if(!ValidateMenuCallback(callback))
+		{
+			return false;
+		}
+	}
+
+	return true;
+}
+
+func ValidateMenuCallbackArgBinding(array binding)
+{
+	for(var arg in binding)
+	{
+		if(arg > Menu_CallbackArg_Max || arg < Menu_CallbackArg_Min)
+		{
+			return false;
+		}
+	}
+
+	return true;
+}
+
+func ValidateMenuCallback(array callback)
+{
+	if(!callback)
+	{
+		return false;
+	}
+
+	return GetLength(callback) == 3 && GetType(callback[1]) == C4V_Int && (callback[1] & ~Menu_CallbackType_All) == 0 && CheckCallback(callback[0]) && ValidateMenuCallbackArgBinding(callback[2]);
+}
+
+func CheckCallback(callback)
+{
+	var ret = _inherited(callback, ...);
+	if(ret && GetType(callback) == C4V_String)
+	{
+		Log("WARNING: DT_Menu::CheckCallback: A string only callback will not work as expected (yet): \"%s\"", callback);
+	}
+	return ret;
+}
+
+func CheckCustomCallback(callback)
+{
+	if(GetType(callback) == C4V_Array && GetLength(callback) == 2 && callback[0] == (CallbackTarget_Scenario - 1) && GetType(callback[1]) == C4V_String && callback[1] != "")
+	{
+		return true;
+	}
+
+	return _inherited(callback, ...);
+}
diff --git a/DTMenu.c4d/SymbolDummy.c4d/DefCore.txt b/DTMenu.c4d/SymbolDummy.c4d/DefCore.txt
deleted file mode 100644
index 1fd66a9..0000000
--- a/DTMenu.c4d/SymbolDummy.c4d/DefCore.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-[DefCore]

-id=MS7I

-Name=Menu symbol dummy

-Version=4,9,10,8

-Category=C4D_StaticBack

diff --git a/DTMenu.c4d/SymbolDummy.c4d/Script.c b/DTMenu.c4d/SymbolDummy.c4d/Script.c
deleted file mode 100644
index 4032726..0000000
--- a/DTMenu.c4d/SymbolDummy.c4d/Script.c
+++ /dev/null
@@ -1,16 +0,0 @@
-#strict 2
-
-static const DT_Menu_SymbolDummy = MS7I;
-
-func SetSymbol(id symbol, int nr)
-{
-	SetGraphics(0, this, symbol);
-	SetPicture(GetDefCoreVal("Picture", "DefCore", symbol, 0) + nr * GetDefCoreVal("Picture", "DefCore", symbol, 2), GetDefCoreVal("Picture", "DefCore", symbol, 1), GetDefCoreVal("Picture", "DefCore", symbol, 2), GetDefCoreVal("Picture", "DefCore", symbol, 3));
-	return this;
-}
-
-func SetColor(int color)
-{
-	SetClrModulation(color);
-	return this;
-}