Fix a few errors in the testplasmoids

src/shell/applets/testshaderapplet/contents/ui/EditorPage.qml

@@ -47,7 +47,8 @@ PlasmaComponents.Page {
     ShaderEffectSource {
         id: effectSource
         sourceItem: imageItem
-        hideSource: hideSourceCheckbox.checked
+        //hideSource: hideSourceCheckbox.checked
+        hideSource: true
     }
 
     ShaderEffect {

src/shell/applets/testshaderapplet/contents/ui/WobbleExample.qml

@@ -64,8 +64,10 @@ ShaderExample {
             maximumValue: 6000
             value: 3000
             onValueChanged: {
-                timeAnimation.duration = maximumValue - value +1;
+                if (timeAnimation != null) {
-                timeAnimation.restart();
+                    timeAnimation.duration = maximumValue - value +1;
+                    timeAnimation.restart();
+                }
             }
         }
     }
@@ -95,8 +97,8 @@ ShaderExample {
     PlasmaCore.IconItem {
         id: iconItem
         source: "plasma"
-        width: parent.width
+        width: 400
-        height: parent.height
+        height: 400
 //         width: parent.height
 //         height: width
         anchors.centerIn: parent

src/shell/applets/testshaderapplet/contents/ui/testshaderapplet.qml

@@ -30,6 +30,7 @@ Item {
 
     property int _s: theme.iconSizes.small
     property int _h: theme.iconSizes.desktop
+    property int _m: 12
 
     Item {
         id: mainItem
@@ -67,9 +68,9 @@ Item {
             WobbleExample {
                 id: wobbleExample
             }
-            ColorExample {
+//             ColorExample {
-                id: colorExample
+//                 id: colorExample
-            }
+//             }
             Shadows {
                 id: shadowExample
             }