EffectMaker: confirm save changes before opening an composition

Change-Id: I05659e4cdeba5dc5f437d2fb99bc3768c6a1522d
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>

share/qtcreator/qmldesigner/effectMakerQmlSources/EffectMaker.qml

@@ -16,6 +16,16 @@ Item {
     property int moveToIdx: 0
     property bool previewAnimationRunning: false
 
+    // Invoked after save changes is done
+    property var onSaveChangesCallback: () => {}
+
+    // Invoked from C++ side when open composition is requested and there are unsaved changes
+    function promptToSaveBeforeOpen() {
+        root.onSaveChangesCallback = () => { EffectMakerBackend.rootView.doOpenComposition() }
+
+        saveChangesDialog.open()
+    }
+
     SaveAsDialog {
         id: saveDialog
         anchors.centerIn: parent
@@ -31,12 +41,12 @@ Item {
                 saveDialog.clearOnClose = true
                 saveDialog.open()
             } else {
-                EffectMakerBackend.effectMakerModel.clear()
+                root.onSaveChangesCallback()
             }
         }
 
         onDiscard: {
-            EffectMakerBackend.effectMakerModel.clear()
+            root.onSaveChangesCallback()
         }
     }
 
@@ -47,6 +57,8 @@ Item {
 
         EffectMakerTopBar {
             onAddClicked: {
+                root.onSaveChangesCallback = () => { EffectMakerBackend.effectMakerModel.clear() }
+
                 if (EffectMakerBackend.effectMakerModel.hasUnsavedChanges)
                     saveChangesDialog.open()
                 else

src/plugins/effectmakernew/effectmakerview.cpp

@@ -7,17 +7,10 @@
 #include "effectmakernodesmodel.h"
 #include "effectmakerwidget.h"
 
-#include "nodeinstanceview.h"
 #include "qmldesignerconstants.h"
 
 #include <coreplugin/icore.h>
 
-#include <QQmlContext>
-#include <QQmlEngine>
-#include <QQuickItem>
-#include <QQuickView>
-#include <QTimer>
-
 namespace EffectMaker {
 
 EffectMakerContext::EffectMakerContext(QWidget *widget)
@@ -66,7 +59,7 @@ void EffectMakerView::customNotification([[maybe_unused]] const AbstractView *vi
 {
     if (identifier == "open_effectmaker_composition" && data.count() > 0) {
         const QString compositionPath = data[0].toString();
-        m_widget->effectMakerModel()->openComposition(compositionPath);
+        m_widget->openComposition(compositionPath);
     }
 }
 

src/plugins/effectmakernew/effectmakerwidget.cpp

@@ -12,7 +12,6 @@
 //#include "qmldesigner/designercore/imagecache/midsizeimagecacheprovider.h"
 #include "qmldesignerconstants.h"
 #include "qmldesignerplugin.h"
-#include "qqmlcontext.h"
 #include "theme.h"
 
 #include <coreplugin/icore.h>
@@ -30,7 +29,9 @@
 #include <utils/qtcassert.h>
 
 #include <QHBoxLayout>
+#include <QQmlContext>
 #include <QQmlEngine>
+#include <QQuickItem>
 #include <QTimer>
 
 namespace EffectMaker {
@@ -193,6 +194,21 @@ void EffectMakerWidget::initView()
     reloadQmlSource();
 }
 
+void EffectMakerWidget::openComposition(const QString &path)
+{
+    m_compositionPath = path;
+
+    if (effectMakerModel()->hasUnsavedChanges())
+        QMetaObject::invokeMethod(quickWidget()->rootObject(), "promptToSaveBeforeOpen");
+    else
+        doOpenComposition();
+}
+
+void EffectMakerWidget::doOpenComposition()
+{
+    effectMakerModel()->openComposition(m_compositionPath);
+}
+
 void EffectMakerWidget::reloadQmlSource()
 {
     const QString effectMakerQmlPath = qmlSourcesPath() + "/EffectMaker.qml";

src/plugins/effectmakernew/effectmakerwidget.h

@@ -39,6 +39,7 @@ public:
     void delayedUpdateModel();
     void updateModel();
     void initView();
+    void openComposition(const QString &path);
 
     StudioQuickWidget *quickWidget() const;
     QPointer<EffectMakerModel> effectMakerModel() const;
@@ -46,6 +47,7 @@ public:
 
     Q_INVOKABLE void addEffectNode(const QString &nodeQenPath);
     Q_INVOKABLE void focusSection(int section);
+    Q_INVOKABLE void doOpenComposition();
     Q_INVOKABLE QRect screenRect() const;
     Q_INVOKABLE QPoint globalPos(const QPoint &point) const;
 
@@ -74,6 +76,7 @@ private:
     };
 
     ImportScanData m_importScan;
+    QString m_compositionPath;
 };
 
 } // namespace EffectMaker