improved closed handling

Close now works for popups/dialogs with no view below

src/imports/mvvmquick/DialogPresenter.qml

@@ -56,6 +56,9 @@ QtObject {
 	 */
 	property Item rootItem: null
 
+	//TODO document
+	readonly property bool empty: _popups.length == 0
+
 	/*! @brief The primary presenting method to present a dialog
 	 *
 	 * @param type:MessageConfig config The message configuration to create a dialog of

src/imports/mvvmquick/PopupPresenter.qml

@@ -55,6 +55,9 @@ QtObject {
 	 */
 	property Item rootItem: null
 
+	//TODO document
+	readonly property bool empty: _popups.length == 0
+
 	//! Internal property
 	property var _popups: []
 

src/imports/mvvmquick/PresentingStackView.qml

@@ -113,14 +113,10 @@ StackView {
 				return true;
 		}
 
-		if(_presenterStack.depth <= 1)
+		if(_presenterStack.safePop())
+			return true;
+		else
 			return false;
-		else {
-			if(_presenterStack.safePop())
-				return true;
-			else
-				return false;
-		}
 	}
 
 	/*! @brief Pop and delete a view

src/imports/mvvmquick/QtMvvmApp.qml

@@ -172,6 +172,9 @@ ApplicationWindow {
 			closed = _drawerLoader.item.closeAction();
 		if(!closed)
 			closed = _rootStack.closeAction();
+		//if everything was closed -> still accept it
+		if(closed && _rootDialogs.emtpy && _rootPopup.empty && _rootStack.empty)
+			closed = false;
 		return closed;
 	}