javauis/lcdui_qt/src/javax/microedition/lcdui/FormLayoutPolicy.java
changeset 21 2a9601315dfc
child 23 98ccebc37403
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/lcdui_qt/src/javax/microedition/lcdui/FormLayoutPolicy.java	Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,88 @@
+/*
+* 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 javax.microedition.lcdui;
+
+abstract class FormLayoutPolicy {
+
+    /**
+     * Layouts the Form.
+     *
+     * @param startItem item from which to start Layout;
+     */
+    abstract void layoutForm(int startItem);
+
+    /**
+     * Set focus to an item.
+     */
+    abstract void setCurrentItem(Item item);
+
+    /**
+     * Called when Form becomes current Displayable.
+     */
+    abstract void handleShowCurrentEvent();
+
+    /**
+     * Called when Form stops being current Displayable.
+     */
+    abstract void handleHideCurrentEvent();
+
+    /**
+     * Called when Form is being resized.
+     *
+     * @param width new width
+     * @param height new height
+     */
+    abstract void handleResizeEvent(int width, int height);
+
+    /**
+     * Handle key event.
+     *
+     * @param keyCode key
+     * @param keyType type
+     */
+    abstract void handleKeyEvent(int keyCode, int keyType);
+
+    /**
+     * Handle pointer event.
+     *
+     * @param x coordinate relative to scrolledComposite
+     * @param y coordinate relative to scrolledComposite
+     * @param type event type: SWT.MouseDown, SWT.MouseMove, SWT.MouseUp
+     */
+    abstract void handlePointerEvent(int x, int y, int type);
+
+    /**
+     * Set scrolling of form composite.
+     */
+    abstract void updateScrolling(int value, boolean keyNavi);
+
+    /**
+     * Get the layouted conrol of an item.
+     *
+     * @param item item
+     * @return layouted control
+     */
+    abstract org.eclipse.swt.widgets.Control getItemControl(Item item);
+
+    /**
+     * Gets layouter that can layout the specified item.
+     *
+     * @param item Item to be layouted.
+     * @return ItemLayouter or null if no Layouter found.
+     */
+    abstract ItemLayouter getLayouter(Item item);    
+}