Sync with upstream mobilecomponents

This updates to the state of bf7914b67c45e

Signed-off-by: Sebastian Kügler <sebas@kde.org>

qt-mobile/qml/mobilecomponents/Page.qml

@@ -59,10 +59,6 @@ Rectangle {
         target: flickable
         property real oldContentY: flickable.contentY
         onContentYChanged: {
-            print(flickable.contentY+" "+actionButton.transform[0] )
-            if (flickable.atYBeginning || flickable.atYEnd) {
-                return;
-            }
             actionButton.transform[0].y = Math.min(actionButton.height, Math.max(0, actionButton.transform[0].y + (flickable.contentY - oldContentY)));
 
             oldContentY = flickable.contentY;

qt-mobile/qml/mobilecomponents/PageRow.qml

@@ -82,6 +82,7 @@ Item {
     // Returns the page instance.
     function push(page, properties, immediate)
     {
+        scrollAnimation.running = false;
         var item = Engine.push(page, properties, false, immediate)
         scrollToLevel(depth)
         return item
@@ -93,6 +94,7 @@ Item {
     // Returns the page instance that was popped off the stack.
     function pop(page, immediate)
     {
+        scrollToLevel(depth-1);
         return Engine.pop(page, immediate);
     }
 
@@ -100,6 +102,7 @@ Item {
     // See push() for details.
     function replace(page, properties, immediate)
     {
+        scrollAnimation.running = false;
         var item = Engine.push(page, properties, true, immediate);
         scrollToLevel(depth)
         return item
@@ -128,8 +131,8 @@ Item {
         }
 
         var firstLevel = Math.max(0, level - mainFlickable.width/columnWidth + 1);
-        scrollAnimation.to = Math.max(0, Math.min(Math.max(0, columnWidth * (firstLevel - 1)), mainFlickable.contentWidth+1000))
-        scrollAnimation.running = true
+        scrollAnimation.to = Math.max(0, Math.min(Math.max(0, columnWidth * (firstLevel - 1)), mainFlickable.contentWidth));
+        scrollAnimation.running = true;
     }
 
     SequentialAnimation {
@@ -173,6 +176,10 @@ Item {
         }
     }
 
+    onWidthChanged: {
+        var firstLevel = Math.max(0, depth - mainFlickable.width/columnWidth + 1);
+        mainFlickable.contentX = Math.max(0, Math.min(Math.max(0, columnWidth * (firstLevel - 1)), mainFlickable.contentWidth));
+    }
     Component.onCompleted: {
         internal.completed = true
         if (initialPage && depth == 0)

qt-mobile/qml/mobilecomponents/Units.qml

@@ -81,7 +81,7 @@ QtObject {
      * use theme.mSize(theme.defaultFont), units.smallSpacing and units.largeSpacing.
      * The devicePixelRatio follows the definition of "device independent pixel" by Microsoft.
      */
-    property real devicePixelRatio: Screen.devicePixelRatio
+    property real devicePixelRatio: fontMetrics.height / fontMetrics.font.pointSize
 
     /**
      * units.longDuration should be used for longer, screen-covering animations, for opening and

qt-mobile/qml/mobilecomponents/private/ActionButton.qml

@@ -73,10 +73,18 @@ MouseArea {
             }
         }
     }
+    Connections {
+        target: button.parent
+        onWidthChanged: button.x = button.parent.width/2 - button.width/2
+    }
     onXChanged: {
         if (button.pressed) {
-            globalDrawer.position = Math.min(1, Math.max(0, (x - button.parent.width/2 + button.width/2)/globalDrawer.contentItem.width));
-            contextDrawer.position = Math.min(1, Math.max(0, (button.parent.width/2 - button.width/2 - x)/contextDrawer.contentItem.width));
+            if (globalDrawer) {
+                globalDrawer.position = Math.min(1, Math.max(0, (x - button.parent.width/2 + button.width/2)/globalDrawer.contentItem.width));
+            }
+            if (contextDrawer) {
+                contextDrawer.position = Math.min(1, Math.max(0, (button.parent.width/2 - button.width/2 - x)/contextDrawer.contentItem.width));
+            }
         }
     }