diff -r e8e63152f320 -r 2a9601315dfc javauis/lcdui_qt/src/com/nokia/mj/impl/nokialcdui/LCDUIInvoker.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/lcdui_qt/src/com/nokia/mj/impl/nokialcdui/LCDUIInvoker.java	Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,231 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+package com.nokia.mj.impl.nokialcdui;
+
+import javax.microedition.lcdui.*;
+
+import org.eclipse.swt.internal.qt.graphics.GraphicsContext;
+
+import com.nokia.mid.ui.DirectGraphics;
+
+/**
+ * Abstract class providing the interface to internal LCDUI resources.
+ */
+public abstract class LCDUIInvoker {
+
+    /**
+     * Invoker instance.
+     */
+    private static com.nokia.mj.impl.nokialcdui.LCDUIInvoker invokerInstance;
+
+    /**
+     * Method called at LCDUI initialization and setting the invoker.
+     *
+     * @param invoker In
+     */
+    public static void setInvoker(LCDUIInvoker invoker) {
+        invokerInstance = invoker;
+    }
+
+    /**
+     * Synchronized execution of runnable with eSWT thread.
+     *
+     * @param runnable a runnable
+     */
+    public static void eSWTUIThreadRunnerSyncExec(Runnable runnable) {
+        invokerInstance.doESWTUIThreadRunnerSyncExec(runnable);
+     }
+    
+    /**
+     * Returns main eSWT Control that is used by LCDUI Displayable or Item.
+     *
+     * @param lcduiObject - LCDUI Displayable or Item.
+     * @return eSWT Control that is used by Displayable/Item or null if no
+     *         Control is available.
+     */
+    public static org.eclipse.swt.widgets.Control getEswtControl(Object lcduiObject) {
+        return invokerInstance.doGetEswtControl(lcduiObject);
+    }
+
+    /**
+     * Returns eSWT Display that is used by LCDUI.
+     *
+     * @return eSWT Display that is used by LCDUI.
+     */
+    public static org.eclipse.swt.widgets.Display getEswtDisplay() {
+        return invokerInstance.doGetEswtDisplay();
+    }
+
+    public static org.eclipse.swt.graphics.Image getEswtImage(Image img) {
+    	return invokerInstance.doGetEswtImage(img);
+    }
+
+    /**
+     * Get the DirectGraphics object associated with this Graphics object.
+     *
+     * @param g Graphics object
+     * @return DirectGraphics object
+     */
+    public static DirectGraphics getDirectGraphics(Graphics g) {
+        return invokerInstance.doGetDirectGraphics(g);
+    }
+
+    public static GraphicsContext getGc(Graphics g) {
+    	return invokerInstance.doGetGc(g);
+    }
+
+    /**
+     * Get a freely sized Font with the given parameters.
+     *
+     * @param face font face
+     * @param style font style
+     * @param height font height
+     * @return the requested Font
+     */
+    public static Font getFreeSizedFont(int face, int style, int height) {
+        return invokerInstance.doGetFreeSizedFont(face, style, height);
+    }
+
+    /**
+     * Init GameCanvas.
+     *
+     * @param canvas GameCanvas object
+     * @param suppressKeys suppress game keys
+     * @return framebuffer image
+     */
+    public static void initGameCanvas(Object canvas, boolean suppressKeys) {
+        invokerInstance.doInitGameCanvas(canvas, suppressKeys);
+    }
+
+    /**
+     * Get the frameBuffer's Graphics object.
+     *
+     * @param canvas GameCanvas object
+     * @return Graphics object
+     */
+    public static Object getGraphics(Object canvas) {
+        return invokerInstance.doGetGraphics(canvas);
+    }
+
+    public static Object getFlushLock(Object graphics) {
+    	return invokerInstance.doGetFlushLock(graphics);
+    }
+    
+    /**
+     * Get game key states.
+     *
+     * @param canvas GameCanvas object
+     * @return key states
+     */
+    public static int getKeyStates(Object canvas) {
+        return invokerInstance.doGetKeyStates(canvas);
+    }
+
+    /**
+     * Renders the GameCanvas's frameBuffer to the Graphics object at (0,0).
+     *
+     * @param canvas GameCanvas object
+     * @param graphics Graphics object
+     */
+    public static void renderGraphics(Object canvas, Object graphics) {
+        invokerInstance.doRenderGraphics(canvas, graphics);
+    }
+
+    /**
+     * Flushes the GameCanvas's frameBuffer to the display.
+     *
+     * @param canvas GameCanvas object
+     * @param x clip X
+     * @param y clip Y
+     * @param width clip width
+     * @param height clip height
+     */
+    public static void flushGraphics(Object canvas,
+            int x, int y, int width, int height) {
+        invokerInstance.doFlushGraphics(canvas, x, y, width, height);
+    }
+
+    /**
+     * Returns the dynamic property value.
+     *
+     * @param key property key
+     * @return property value
+     */
+    public static String getDynamicProperty(String key) {
+        return invokerInstance.doGetDynamicProperty(key);
+    }
+
+    /**
+     * Detect pixel level collision.
+     */
+    public static boolean detectCollision(Image image1, int transform1, int p1x, int p1y,
+                                          int r1x1, int r1y1, int r1x2, int r1y2,
+                                          Image image2, int transform2, int p2x, int p2y,
+                                          int r2x1, int r2y1, int r2x2, int r2y2) {
+        return invokerInstance.doDetectCollision(image1, transform1, p1x, p1y,
+                                                 r1x1, r1y1, r1x2, r1y2,
+                                                 image2, transform2, p2x, p2y,
+                                                 r2x1, r2y1, r2x2, r2y2);
+    }
+
+
+    // MMAPI support
+
+    protected abstract org.eclipse.swt.widgets.Control doGetEswtControl(
+            Object lcduiObj);
+
+    protected abstract org.eclipse.swt.widgets.Display doGetEswtDisplay();
+
+    protected abstract org.eclipse.swt.graphics.Image doGetEswtImage(Image img);
+
+
+    // DirectGraphics support
+
+    protected abstract DirectGraphics doGetDirectGraphics(Graphics g);
+
+    protected abstract GraphicsContext doGetGc(Graphics g);
+
+    protected abstract Font doGetFreeSizedFont(int face, int style, int height);
+
+    // GameCanvas support
+
+    protected abstract void doInitGameCanvas(Object canvas,
+            boolean suppressKeys);
+
+    protected abstract Object doGetGraphics(Object canvas);
+    
+    protected abstract Object doGetFlushLock(Object graphics);
+
+    protected abstract int doGetKeyStates(Object canvas);
+
+    protected abstract void doRenderGraphics(Object canvas, Object graphics);
+
+    protected abstract void doFlushGraphics(Object canvas,
+            int x, int y, int width, int height);
+
+    protected abstract String doGetDynamicProperty(String key);
+
+    protected abstract boolean doDetectCollision(Image image1, int transform1, int p1x, int p1y,
+            int r1x1, int r1y1, int r1x2, int r1y2,
+            Image image2, int transform2, int p2x, int p2y,
+            int r2x1, int r2y1, int r2x2, int r2y2);
+    
+    // TactileFeedback support
+    protected abstract void doESWTUIThreadRunnerSyncExec(Runnable runnable);
+   
+
+}