added improved presenting logic

tested quick drawer and replace presenting

examples/mvvmcore/SampleCore/SampleCore.pro

@@ -10,13 +10,17 @@ HEADERS += \
 	sampleviewmodel.h \
 	ieventservice.h \
 	echoservice.h \
-    resultviewmodel.h
+    resultviewmodel.h \
+    drawerviewmodel.h \
+    tabviewmodel.h
 
 SOURCES += \
 	samplecoreapp.cpp \
 	sampleviewmodel.cpp \
 	echoservice.cpp \
-    resultviewmodel.cpp
+    resultviewmodel.cpp \
+    drawerviewmodel.cpp \
+    tabviewmodel.cpp
 
 target.path = $$[QT_INSTALL_EXAMPLES]/mvvmcore/$$TARGET
 INSTALLS += target

examples/mvvmcore/SampleCore/drawerviewmodel.cpp

@@ -0,0 +1,31 @@
+#include "drawerviewmodel.h"
+
+#include "sampleviewmodel.h"
+
+DrawerViewModel::DrawerViewModel(QObject *parent) :
+	ViewModel(parent),
+	_navModel(new QStandardItemModel(0, 1, this))
+{
+	_navModel->appendRow(new QStandardItem(tr("Main Sample")));
+}
+
+DrawerViewModel::~DrawerViewModel()
+{
+	qInfo(Q_FUNC_INFO);
+}
+
+QStandardItemModel *DrawerViewModel::navModel() const
+{
+	return _navModel;
+}
+
+void DrawerViewModel::open(int index)
+{
+	switch (index) {
+	case 0:
+		show<SampleViewModel>();
+		break;
+	default:
+		break;
+	}
+}

examples/mvvmcore/SampleCore/drawerviewmodel.h

@@ -0,0 +1,26 @@
+#ifndef DRAWERVIEWMODEL_H
+#define DRAWERVIEWMODEL_H
+
+#include <QtGui/QStandardItemModel>
+#include <QtMvvmCore/ViewModel>
+
+class DrawerViewModel : public QtMvvm::ViewModel
+{
+	Q_OBJECT
+
+	Q_PROPERTY(QStandardItemModel* navModel READ navModel CONSTANT)
+
+public:
+	Q_INVOKABLE explicit DrawerViewModel(QObject *parent = nullptr);
+	~DrawerViewModel();
+
+	QStandardItemModel* navModel() const;
+
+public Q_SLOTS:
+	void open(int index);
+
+private:
+	QStandardItemModel* _navModel;
+};
+
+#endif // DRAWERVIEWMODEL_H

examples/mvvmcore/SampleCore/resultviewmodel.cpp

@@ -5,6 +5,11 @@ ResultViewModel::ResultViewModel(QObject *parent) :
 	_result()
 {}
 
+ResultViewModel::~ResultViewModel()
+{
+	qInfo(Q_FUNC_INFO);
+}
+
 QString ResultViewModel::result() const
 {
 	return _result;

examples/mvvmcore/SampleCore/resultviewmodel.h

@@ -11,6 +11,7 @@ class ResultViewModel : public QtMvvm::ViewModel
 
 public:
 	Q_INVOKABLE explicit ResultViewModel(QObject *parent = nullptr);
+	~ResultViewModel();
 
 	QString result() const;
 

examples/mvvmcore/SampleCore/sampleviewmodel.cpp

@@ -2,6 +2,7 @@
 #include <QDebug>
 #include <QtMvvmCore/Messages>
 #include "resultviewmodel.h"
+#include "tabviewmodel.h"
 
 const QString SampleViewModel::KeyActive = QStringLiteral("active");
 const QString SampleViewModel::KeyNames = QStringLiteral("names");
@@ -64,6 +65,11 @@ void SampleViewModel::setActive(bool active)
 	emit activeChanged(_active);
 }
 
+void SampleViewModel::showTabs()
+{
+	show<TabViewModel>();
+}
+
 void SampleViewModel::getInput()
 {
 	QtMvvm::getInput<int>(tr("Random input"),

examples/mvvmcore/SampleCore/sampleviewmodel.h

@@ -32,6 +32,7 @@ public Q_SLOTS:
 	void setName(QString name);
 	void setActive(bool active);
 
+	void showTabs();
 	void getInput();
 	void getFiles();
 	void getResult();

examples/mvvmcore/SampleCore/tabviewmodel.cpp

@@ -0,0 +1,10 @@
+#include "tabviewmodel.h"
+
+TabViewModel::TabViewModel(QObject *parent) :
+	ViewModel(parent)
+{}
+
+TabViewModel::~TabViewModel()
+{
+	qInfo(Q_FUNC_INFO);
+}

examples/mvvmcore/SampleCore/tabviewmodel.h

@@ -0,0 +1,15 @@
+#ifndef TABVIEWMODEL_H
+#define TABVIEWMODEL_H
+
+#include <QtMvvmCore/ViewModel>
+
+class TabViewModel : public QtMvvm::ViewModel
+{
+	Q_OBJECT
+
+public:
+	Q_INVOKABLE explicit TabViewModel(QObject *parent = nullptr);
+	~TabViewModel();
+};
+
+#endif // TABVIEWMODEL_H

examples/mvvmquick/SampleQuick/DrawerView.qml

@@ -0,0 +1,26 @@
+import QtQuick 2.10
+import QtQuick.Controls 2.3
+import de.skycoder42.QtMvvm.Sample 1.0
+
+ListView {
+	id: drawerView
+
+	property DrawerViewModel viewModel: null
+	property Drawer drawer: null
+
+	model: viewModel.navModel
+	anchors.fill: parent
+	clip: true
+
+	ScrollBar.vertical: ScrollBar {}
+
+	delegate: ItemDelegate {
+		width: parent.width
+		text: viewModel.navModel.data(viewModel.navModel.index(index, 0))  //because "display" is not accessible
+
+		onClicked: {
+			viewModel.open(index);
+			drawer.close();
+		}
+	}
+}

examples/mvvmquick/SampleQuick/SampleView.qml

@@ -9,6 +9,7 @@ import de.skycoder42.QtMvvm.Sample 1.0
 Page {
 	id: sampleView
 	property SampleViewModel viewModel: null
+	readonly property bool presentAsRoot: true
 
 	header: ActionBar {
 		showMenuButton: true
@@ -17,6 +18,13 @@ Page {
 		onMenuButtonClicked: QuickPresenter.toggleDrawer()
 
 		moreMenu: Menu {
+			MenuItem {
+				text: qsTr("Show Tabs")
+				onTriggered: viewModel.showTabs()
+			}
+
+			MenuSeparator {}
+
 			MenuItem {
 				text: qsTr("Another Input")
 				onTriggered: viewModel.getInput()

examples/mvvmquick/SampleQuick/TabView.qml

@@ -0,0 +1,59 @@
+import QtQuick 2.10
+import QtQuick.Controls 2.3
+import QtQuick.Layouts 1.3
+import de.skycoder42.QtMvvm.Core 1.0
+import de.skycoder42.QtMvvm.Quick 1.0
+import de.skycoder42.quickextras 2.0
+import de.skycoder42.QtMvvm.Sample 1.0
+
+Page {
+	id: tabView
+	property TabViewModel viewModel: null
+
+	header: ActionBar {
+		id: bar
+		showMenuButton: true
+		//showMenuAsBack: true
+		title: qsTr("Sample")
+
+		onMenuButtonClicked: QuickPresenter.toggleDrawer()
+
+		tabBar: TabBar {
+			id: tabBar
+			currentIndex: swipe.currentIndex
+
+			TabButton {
+				text: "Test 1"
+			}
+			TabButton {
+				text: "Test 2"
+			}
+		}
+	}
+
+	PresenterProgress {}
+
+	SwipeView {
+		id: swipe
+		anchors.fill: parent
+		currentIndex: bar.tabBarItem.currentIndex
+
+		Pane {
+			id: firstPage
+
+			Switch {
+				anchors.centerIn: parent
+				checked: true
+				text: qsTr("Click me!")
+			}
+		}
+		Pane {
+			id: secondPage
+
+			Switch {
+				anchors.centerIn: parent
+				text: qsTr("Click me, too!")
+			}
+		}
+	}
+}

examples/mvvmquick/SampleQuick/main.cpp

@@ -12,6 +12,8 @@
 
 #include <sampleviewmodel.h>
 #include <resultviewmodel.h>
+#include <drawerviewmodel.h>
+#include <tabviewmodel.h>
 
 #include "quickeventservice.h"
 
@@ -29,6 +31,8 @@ int main(int argc, char *argv[])
 
 	qmlRegisterUncreatableType<SampleViewModel>("de.skycoder42.QtMvvm.Sample", 1, 0, "SampleViewModel", QStringLiteral("ViewModels cannot be created"));
 	qmlRegisterUncreatableType<ResultViewModel>("de.skycoder42.QtMvvm.Sample", 1, 0, "ResultViewModel", QStringLiteral("ViewModels cannot be created"));
+	qmlRegisterUncreatableType<DrawerViewModel>("de.skycoder42.QtMvvm.Sample", 1, 0, "DrawerViewModel", QStringLiteral("ViewModels cannot be created"));
+	qmlRegisterUncreatableType<TabViewModel>("de.skycoder42.QtMvvm.Sample", 1, 0, "TabViewModel", QStringLiteral("ViewModels cannot be created"));
 
 	QtMvvm::QuickPresenter::registerAsPresenter();
 
@@ -40,5 +44,9 @@ int main(int argc, char *argv[])
 	if (engine.rootObjects().isEmpty())
 		return -1;
 
+	QObject::connect(coreApp, &QtMvvm::CoreApp::appStarted, coreApp, []() {
+		coreApp->show<DrawerViewModel>();
+	});
+
 	return app.exec();
 }

examples/mvvmquick/SampleQuick/qml.qrc

@@ -5,5 +5,7 @@
     <qresource prefix="/qtmvvm/views">
         <file>SampleView.qml</file>
         <file>ResultView.qml</file>
+        <file>DrawerView.qml</file>
+        <file>TabView.qml</file>
     </qresource>
 </RCC>

src/imports/mvvmquick/PresentingDrawer.qml

@@ -19,7 +19,8 @@ Drawer {
 	function presentDrawerContent(item) {
 		if(_mainChild)
 			_mainChild.destroy();
-		item.parent = _presentingDrawer; //TODO test
+		item.parent = _presentingDrawer.contentItem; //TODO test
+		item.drawer = _presentingDrawer;
 		_mainChild = item;
 		return true;
 	}

src/imports/mvvmquick/PresentingStackView.qml

@@ -7,26 +7,22 @@ StackView {
 	property int animDuration: 150
 	property int opDuration: 75
 
+	property var _clearItems: []
+
 	function presentItem(item) {
 		if(item.presentAsRoot) { //TODO document
-			if(push(item))
+			if(safeReplace(null, item))
 				return true;
 			else
 				return false;
 		} else {
-			if(replace(null, item))
+			if(push(item))
 				return true;
 			else
 				return false;
 		}
 	}
 
-	function safePop(item, operation) {
-		var resItem = pop(item, operation)
-		if(resItem)
-			resItem.destroy();
-	}
-
 	function closeAction() {
 		if(typeof _presenterStack.currentItem.closeAction == "function") {
 			if(_presenterStack.currentItem.closeAction())
@@ -43,6 +39,37 @@ StackView {
 		}
 	}
 
+	function safePop(item, operation) {
+		var resItem = pop(item, operation)
+		if(resItem) {
+			_clearItems.push(resItem);
+			return true;
+		} else
+			return false;
+	}
+
+	function safeReplace(target, item, properties, operation) {
+		var items = [];
+		console.log("current depth: ", depth)
+		for(var i = depth -1; i >= 0; i--) {
+			var cItem = get(i, StackView.ForceLoad);
+			_clearItems.push(cItem);
+			if(cItem === target)
+				break;
+		}
+		if(replace(target, item, properties, operation))
+			return true;
+		else
+			return false;
+	}
+
+	function clearWaitingItems() {
+		_clearItems.forEach(function(item) {
+			item.destroy();
+		});
+		_clearItems = [];
+	}
+
 	//TODO only for android? maybe move to second class?
 	pushEnter: Transition {
 		PropertyAnimation {
@@ -63,6 +90,11 @@ StackView {
 		PauseAnimation {
 			duration: _presenterStack.animDuration
 		}
+
+		onRunningChanged: {
+			if(!running)
+				Qt.callLater(clearWaitingItems)
+		}
 	}
 	popEnter: Transition {
 		PauseAnimation {
@@ -89,5 +121,12 @@ StackView {
 				duration: _presenterStack.opDuration
 			}
 		}
+
+		onRunningChanged: {
+			if(!running)
+				Qt.callLater(clearWaitingItems)
+		}
 	}
+	replaceEnter: pushEnter
+	replaceExit: pushExit
 }

src/imports/mvvmquick/QtMvvmApp.qml

@@ -9,6 +9,7 @@ ApplicationWindow {
 	height: 520
 
 	readonly property alias drawer: _drawerLoader.item
+	property bool rootOnlyDrawer: true
 
 	PresenterProgress {
 		id: _rootProgress
@@ -26,6 +27,8 @@ ApplicationWindow {
 		asynchronous: false
 		sourceComponent: PresentingDrawer {
 			id: _rootDrawer
+
+			interactive: !_root.rootOnlyDrawer || _rootStack.depth == 1
 		}
 	}
 
@@ -42,8 +45,7 @@ ApplicationWindow {
 	function presentDrawerContent(item) {
 		if(!_drawerLoader.item)
 			_drawerLoader.active = true;
-		_drawerLoader.item.presentDrawerContent(item);
+		return _drawerLoader.item.presentDrawerContent(item);
-		return false
 	}
 
 	function presentItem(item) {

src/mvvmcore/coreapp.cpp

@@ -93,6 +93,7 @@ void CoreApp::bootApp()
 	if(res == EXIT_SUCCESS) {
 		connect(qApp, &QCoreApplication::aboutToQuit,
 				this, &CoreApp::closeApp);
+		emit appStarted();
 	} else
 		qApp->exit(res);
 }

src/mvvmcore/coreapp.h

@@ -39,6 +39,9 @@ public:
 public Q_SLOTS:
 	void bootApp();
 
+Q_SIGNALS:
+	void appStarted();
+
 protected:
 	virtual void performRegistrations();
 	virtual int startApp(const QStringList &arguments) = 0;
@@ -69,6 +72,6 @@ inline void CoreApp::show(const QVariantHash &params)
 	} \
 	Q_COREAPP_STARTUP_FUNCTION(_setup_ ## T ## _hook)
 
-#define coreApp CoreApp::instance()
+#define coreApp QtMvvm::CoreApp::instance()
 
 #endif // QTMVVM_COREAPP_H