Qt Editor: Add HideInCreator DefCore setting

Hides internal definitions, libraries, etc. from the object creator in the editor.

docs/sdk/definition/defcore.xml

@@ -275,6 +275,11 @@
           <col>Integer</col>
           <col>0 or 1. If 1 the object's pathfinding will ignore any transfer zones.</col>
         </row>
+        <row>
+          <literal_col>HideInCreator</literal_col>
+          <col>Boolean</col>
+          <col>false (default) or true. If true, the definition is not shown in the object creator window of the editor. Should be used for internal definitions, libraries, etc.</col>
+        </row>
       </table>
     </text>
   </part>

src/editor/C4ConsoleQtDefinitionListViewer.cpp

@@ -63,6 +63,8 @@ void C4ConsoleQtDefinitionListModel::ReInit()
 	int32_t index = 0; C4Def *def;
 	while (def = ::Definitions.GetDef(index++))
 	{
+		// Ignore hidden defs
+		if (def->HideInCreator) continue;
 		// Build path leading to this definition
 		DefListNode *node_parent = root.get();
 		StdCopyStrBuf fn(def->Filename), fn2;

src/object/C4Def.cpp

@@ -132,6 +132,7 @@ void C4Def::DefaultDefCore()
 	ConSizeOff=0;
 	NoGet=0;
 	NoTransferZones=0;
+	HideInCreator = false;
 }
 
 bool C4Def::LoadDefCore(C4Group &hGroup)
@@ -279,6 +280,7 @@ void C4Def::CompileFunc(StdCompiler *pComp)
 
 	pComp->Value(mkNamingAdapt(mkBitfieldAdapt<int32_t>(AllowPictureStack, AllowPictureStackModes),		//undocumented
 	                           "AllowPictureStack",   0                ));
+	pComp->Value(mkNamingAdapt(HideInCreator, "HideInCreator", false));
 }
 
 //-------------------------------- C4Def -------------------------------------------------------

src/object/C4Def.h

@@ -149,6 +149,7 @@ public:
 	int32_t RotatedEntrance;  // 0 entrance not rotateable, 1 entrance always, 2-360 entrance within this rotation
 	int32_t NoTransferZones;
 	int32_t AllowPictureStack; // allow stacking of multiple items in menus even if some attributes do not match. APS_*-values
+	bool HideInCreator;       // If true, the definition is not visible in the object creator of the editor
 public:
 	void DefaultDefCore();
 	bool LoadDefCore(C4Group &hGroup);