Add designer support for animations and componentComplete

In the designer animations confuse users, if you change a state or move a
item around. Also component complete is called later by the designer.
The call in the VME is to early.

Change-Id: I49aa04edbc49fb44ddb7b52062307982865efd7e
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>

7 files changed, 52 insertions, 18 deletions

diff --git a/src/qml/animations/qabstractanimationjob.cpp b/src/qml/animations/qabstractanimationjob.cpp
index 20b8b4bf57..df8431e746 100644
--- a/src/qml/animations/qabstractanimationjob.cpp
+++ b/src/qml/animations/qabstractanimationjob.cpp
@@ -44,6 +44,7 @@
 #include "private/qabstractanimationjob_p.h"
 #include "private/qanimationgroupjob_p.h"
 #include "private/qanimationjobutil_p.h"
+#include "private/qqmlengine_p.h"
 
 #define DEFAULT_TIMER_INTERVAL 16
 
@@ -473,7 +474,17 @@ void QAbstractAnimationJob::start()
 {
     if (m_state == Running)
         return;
-    setState(Running);
+
+    if (QQmlEnginePrivate::designerMode()) {
+        if (state() != Stopped) {
+            m_currentTime = duration();
+            m_totalCurrentTime = totalDuration();
+            setState(Running);
+            setState(Stopped);
+        }
+    } else {
+        setState(Running);
+    }
 }
 
 void QAbstractAnimationJob::stop()
diff --git a/src/qml/qml/qqmlengine.cpp b/src/qml/qml/qqmlengine.cpp
index f0bf6e4e20..1376ad7106 100644
--- a/src/qml/qml/qqmlengine.cpp
+++ b/src/qml/qml/qqmlengine.cpp
@@ -165,6 +165,7 @@ void qmlRegisterBaseTypes(const char *uri, int versionMajor, int versionMinor)
 */
 
 bool QQmlEnginePrivate::qml_debugging_enabled = false;
+bool QQmlEnginePrivate::s_designerMode = false;
 
 // these types are part of the QML language
 void QQmlEnginePrivate::registerBaseTypes(const char *uri, int versionMajor, int versionMinor)
@@ -192,6 +193,16 @@ void QQmlEnginePrivate::defineQtQuick2Module()
     qmlRegisterUncreatableType<QQmlLocale>("QtQuick", 2, 0, "Locale", QQmlEngine::tr("Locale cannot be instantiated.  Use Qt.locale()"));
 }
 
+bool QQmlEnginePrivate::designerMode()
+{
+    return s_designerMode;
+}
+
+void QQmlEnginePrivate::activateDesignerMode()
+{
+    s_designerMode = true;
+}
+
 
 /*!
     \class QQmlImageProviderBase
diff --git a/src/qml/qml/qqmlengine_p.h b/src/qml/qml/qqmlengine_p.h
index cc07ee5a2e..4f1ab84104 100644
--- a/src/qml/qml/qqmlengine_p.h
+++ b/src/qml/qml/qqmlengine_p.h
@@ -265,6 +265,9 @@ public:
     static void registerQtQuick2Types(const char *uri, int versionMajor, int versionMinor);
     static void defineQtQuick2Module();
 
+    static bool designerMode();
+    static void activateDesignerMode();
+
     static bool qml_debugging_enabled;
 
     mutable QMutex mutex;
@@ -305,6 +308,7 @@ private:
     QHash<int, int> m_qmlLists;
     QHash<int, QQmlCompiledData *> m_compositeTypes;
     QHash<QUrl, QByteArray> debugChangesHash;
+    static bool s_designerMode;
 
     // These members is protected by the full QQmlEnginePrivate::mutex mutex
     struct Deletable { Deletable():next(0) {} virtual ~Deletable() {} Deletable *next; };
diff --git a/src/qml/qml/qqmlvme.cpp b/src/qml/qml/qqmlvme.cpp
index 12de9ffebd..3ad442fb36 100644
--- a/src/qml/qml/qqmlvme.cpp
+++ b/src/qml/qml/qqmlvme.cpp
@@ -1322,28 +1322,28 @@ QQmlContextData *QQmlVME::complete(const Interrupt &interrupt)
     bindValues.deallocate();
     }
 
-    {
-    QQmlTrace trace("VME Component Complete");
-    while (!parserStatus.isEmpty()) {
-        QQmlParserStatus *status = parserStatus.pop();
+    if (!QQmlEnginePrivate::designerMode()) { // the qml designer does the component complete later
+        QQmlTrace trace("VME Component Complete");
+        while (!parserStatus.isEmpty()) {
+            QQmlParserStatus *status = parserStatus.pop();
 #ifdef QML_ENABLE_TRACE
-        QQmlData *data = parserStatusData.pop();
+            QQmlData *data = parserStatusData.pop();
 #endif
 
-        if (status && status->d) {
-            status->d = 0;
+            if (status && status->d) {
+                status->d = 0;
 #ifdef QML_ENABLE_TRACE
-            QQmlTrace trace("Component complete");
-            trace.addDetail("URL", data->outerContext->url);
-            trace.addDetail("Line", data->lineNumber);
+                QQmlTrace trace("Component complete");
+                trace.addDetail("URL", data->outerContext->url);
+                trace.addDetail("Line", data->lineNumber);
 #endif
-            status->componentComplete();
+                status->componentComplete();
+            }
+
+            if (watcher.hasRecursed() || interrupt.shouldInterrupt())
+                return 0;
         }
-        
-        if (watcher.hasRecursed() || interrupt.shouldInterrupt())
-            return 0;
-    }
-    parserStatus.deallocate();
+        parserStatus.deallocate();
     }
 
     {
diff --git a/src/quick/designer/designersupport.cpp b/src/quick/designer/designersupport.cpp
index 1b0fea9190..1e67303abf 100644
--- a/src/quick/designer/designersupport.cpp
+++ b/src/quick/designer/designersupport.cpp
@@ -44,11 +44,13 @@
 
 #include <QtQuick/private/qquickshadereffectsource_p.h>
 #include <QtQuick/private/qquickrectangle_p.h>
+#include <QtQml/private/qabstractanimationjob_p.h>
 #include <private/qqmlengine_p.h>
 #include <private/qquickview_p.h>
 #include <private/qquickwindowmanager_p.h>
 #include <QtQuick/private/qquickstategroup_p.h>
 #include <QtGui/QImage>
+#include <private/qqmlvme_p.h>
 
 #include "designerwindowmanager_p.h"
 
@@ -429,6 +431,11 @@ void DesignerSupport::activateDesignerWindowManager()
     QQuickWindowManager::setInstance(new DesignerWindowManager);
 }
 
+void DesignerSupport::activateDesignerMode()
+{
+    QQmlEnginePrivate::activateDesignerMode();
+}
+
 void DesignerSupport::createOpenGLContext(QQuickWindow *window)
 {
     DesignerWindowManager::createOpenGLContext(window);
diff --git a/src/quick/designer/designersupport.h b/src/quick/designer/designersupport.h
index 723e1067d8..b0dbe18ab1 100644
--- a/src/quick/designer/designersupport.h
+++ b/src/quick/designer/designersupport.h
@@ -145,6 +145,7 @@ public:
     static void updateDirtyNode(QQuickItem *item);
 
     static void activateDesignerWindowManager();
+    static void activateDesignerMode();
 
     static void createOpenGLContext(QQuickWindow *window);
 
diff --git a/src/quick/util/qquickbehavior.cpp b/src/quick/util/qquickbehavior.cpp
index 4ea11c46b4..9f9ea67992 100644
--- a/src/quick/util/qquickbehavior.cpp
+++ b/src/quick/util/qquickbehavior.cpp
@@ -175,7 +175,7 @@ void QQuickBehavior::setEnabled(bool enabled)
 void QQuickBehavior::write(const QVariant &value)
 {
     Q_D(QQuickBehavior);
-    bool bypass = !d->enabled || !d->finalized;
+    bool bypass = !d->enabled || !d->finalized || QQmlEnginePrivate::designerMode();
     if (!bypass)
         qmlExecuteDeferred(this);
     if (!d->animation || bypass) {