Add 'Select all of model type" to the Edit menu.

src/mainframe.cpp

@@ -1970,6 +1970,8 @@ ui::MenuItem create_edit_menu()
 	   }*/
 	create_menu_item_with_mnemonic(convert_menu, "To Whole _Entities", "ExpandSelectionToEntities");
 
+	create_menu_item_with_mnemonic(menu, "Select all of model type", "SelectAllOfModel");
+
 	menu_separator(menu);
 	create_menu_item_with_mnemonic(menu, "Pre_ferences...", "Preferences");
 
@@ -3271,6 +3273,8 @@ void MainFrame_Construct()
 	GlobalCommands_insert("SelectAllOfType", makeCallbackF(Select_AllOfType),
 	                      Accelerator('A', (GdkModifierType) GDK_SHIFT_MASK));
 
+	GlobalCommands_insert("SelectAllOfModel", makeCallbackF(Select_AllOfModel));
+
 	GlobalCommands_insert("TexRotateClock", makeCallbackF(Texdef_RotateClockwise),
 	                      Accelerator(GDK_KEY_Next, (GdkModifierType) GDK_SHIFT_MASK));
 	GlobalCommands_insert("TexRotateCounter", makeCallbackF(Texdef_RotateAntiClockwise),

src/select.cpp

@@ -751,6 +751,28 @@ void Select_AllOfType()
 	}
 }
 
+void Select_AllOfModel()
+{
+	if (GlobalSelectionSystem().Mode() == SelectionSystem::eComponent) {
+		if (GlobalSelectionSystem().ComponentMode() == SelectionSystem::eFace) {
+			GlobalSelectionSystem().setSelectedAllComponents(false);
+			Scene_BrushSelectByShader_Component(GlobalSceneGraph(),
+			                                    TextureBrowser_GetSelectedShader(GlobalTextureBrowser()));
+		}
+	} else {
+		PropertyValues propertyvalues;
+		const char *prop = EntityInspector_getCurrentKey();
+		if (!prop || !*prop) {
+			prop = "model";
+		}
+		Scene_EntityGetPropertyValues(GlobalSceneGraph(), prop, propertyvalues);
+		GlobalSelectionSystem().setSelectedAll(false);
+		if (!propertyvalues.empty()) {
+			Scene_EntitySelectByPropertyValues(GlobalSceneGraph(), prop, propertyvalues);
+		}
+	}
+}
+
 void Select_Inside(void)
 {
 	SelectByBounds<SelectionPolicy_Inside>::DoSelection();

src/select.h

@@ -57,6 +57,8 @@ void Selection_MoveUp();
 
 void Select_AllOfType();
 
+void Select_AllOfModel();
+
 void DoRotateDlg();
 
 void DoScaleDlg();