QmlDesigner: Some changes to DesignerActionManager

* Adding ToolBarAction as a new type for pure toolbar action
* Adjusting handling of separators
* Do not show an empty menu. This allows grouping just for the toolbar.

Change-Id: I0ff59473ea5d3a798ec963ac0984f20e7e857c56
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/qmldesigner/components/componentcore/actioninterface.h

@@ -40,6 +40,7 @@ public:
     enum Type {
         ContextMenu,
         ContextMenuAction,
+        ToolBarAction,
         Action
     };
 

src/plugins/qmldesigner/components/componentcore/designeractionmanager.cpp

@@ -24,6 +24,7 @@
 ****************************************************************************/
 
 #include "designeractionmanager.h"
+
 #include "modelnodecontextmenu_helper.h"
 #include <nodeproperty.h>
 #include <nodemetainfo.h>
@@ -80,24 +81,16 @@ DesignerActionToolBar *DesignerActionManager::createToolBar(QWidget *parent) con
         });
 
         bool addSeparator = false;
-        bool lastWasSeparator = false;
 
         for (auto *action : actions) {
-            if (action->type() == ActionInterface::Action
-                    && action->action()
-                    && !action->action()->icon().isNull()) {
+            if ((action->type() == ActionInterface::Action || action->type() == ActionInterface::ToolBarAction)
+                    && action->action()) {
                 toolBar->registerAction(action);
                 addSeparator = true;
-                lastWasSeparator = false;
             } else if (addSeparator && action->action()->isSeparator()) {
                 toolBar->registerAction(action);
-                lastWasSeparator = true;
             }
         }
-
-        if (addSeparator && !lastWasSeparator) {
-            toolBar->addSeparator();
-        }
     }
 
     return toolBar;
@@ -541,6 +534,8 @@ void DesignerActionManager::createDefaultDesignerActions()
                           &resetSize,
                           &selectionNotEmptyAndHasWidthOrHeightProperty));
 
+    addDesignerAction(new SeperatorDesignerAction(editCategory, 170));
+
     addDesignerAction(new VisiblityModelNodeAction(
                           visiblityCommandId,
                           visibilityDisplayName,
@@ -578,6 +573,8 @@ void DesignerActionManager::createDefaultDesignerActions()
                           &anchorsReset,
                           &singleSelectionItemIsAnchored));
 
+    addDesignerAction(new SeperatorDesignerAction(anchorsCategory, 170));
+
     addDesignerAction(new ActionGroup(
                           positionCategoryDisplayName,
                           positionCategory,
@@ -685,6 +682,8 @@ void DesignerActionManager::createDefaultDesignerActions()
                           &layoutGridLayout,
                           &selectionCanBeLayoutedAndQtQuickLayoutPossible));
 
+    addDesignerAction(new SeperatorDesignerAction(layoutCategory, 50));
+
     addDesignerAction(new FillWidthModelNodeAction(
                           layoutFillWidthCommandId,
                           layoutFillWidthDisplayName,

src/plugins/qmldesigner/components/componentcore/modelnodecontextmenu.cpp

@@ -72,6 +72,7 @@ void populateMenu(QSet<ActionInterface* > &actionInterfaces,
         if (actionInterface->type() == ActionInterface::ContextMenu) {
             actionInterface->currentContextChanged(selectionContext);
             QMenu *newMenu = actionInterface->action()->menu();
+            if (newMenu && !newMenu->title().isEmpty())
                 menu->addMenu(newMenu);
 
             //recurse