| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.compare.internal; |
| |
| import java.util.ResourceBundle; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.help.WorkbenchHelp; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogSettings; |
| import org.eclipse.jface.dialogs.DialogSettings; |
| |
| |
| /** |
| * Base class for resizable Dialogs with persistent window bounds. |
| */ |
| public abstract class ResizableDialog extends Dialog { |
| |
| // dialog store id constants |
| private final static String DIALOG_BOUNDS_KEY= "ResizableDialogBounds"; //$NON-NLS-1$ |
| private static final String X= "x"; //$NON-NLS-1$ |
| private static final String Y= "y"; //$NON-NLS-1$ |
| private static final String WIDTH= "width"; //$NON-NLS-1$ |
| private static final String HEIGHT= "height"; //$NON-NLS-1$ |
| |
| protected ResourceBundle fBundle; |
| private Rectangle fNewBounds; |
| private IDialogSettings fSettings; |
| private String fContextId; |
| |
| |
| public ResizableDialog(Shell parent, ResourceBundle bundle) { |
| super(parent); |
| setShellStyle(getShellStyle() | SWT.RESIZE | SWT.MAX); |
| |
| fBundle= bundle; |
| |
| fSettings= CompareUIPlugin.getDefault().getDialogSettings(); |
| } |
| |
| public void setHelpContextId(String contextId) { |
| fContextId= contextId; |
| } |
| |
| /* |
| * @see org.eclipse.jface.window.Window#configureShell(Shell) |
| */ |
| protected void configureShell(Shell newShell) { |
| super.configureShell(newShell); |
| if (fContextId != null) |
| WorkbenchHelp.setHelp(newShell, fContextId); |
| } |
| |
| protected Point getInitialSize() { |
| |
| int width= 0; |
| int height= 0; |
| |
| final Shell s= getShell(); |
| if (s != null) { |
| s.addControlListener( |
| new ControlListener() { |
| public void controlMoved(ControlEvent arg0) { |
| fNewBounds= s.getBounds(); |
| } |
| public void controlResized(ControlEvent arg0) { |
| fNewBounds= s.getBounds(); |
| } |
| } |
| ); |
| } |
| |
| IDialogSettings bounds= fSettings.getSection(DIALOG_BOUNDS_KEY); //$NON-NLS-1$ |
| if (bounds == null) { |
| if (fBundle != null) { |
| width= Utilities.getInteger(fBundle, WIDTH, 0); |
| height= Utilities.getInteger(fBundle, HEIGHT, 0); |
| Shell shell= getParentShell(); |
| if (shell != null) { |
| Point parentSize= shell.getSize(); |
| if (width <= 0) |
| width= parentSize.x-300; |
| if (height <= 0) |
| height= parentSize.y-200; |
| } |
| } else { |
| Shell shell= getParentShell(); |
| if (shell != null) { |
| Point parentSize= shell.getSize(); |
| width= parentSize.x-100; |
| height= parentSize.y-100; |
| } |
| } |
| if (width < 700) |
| width= 700; |
| if (height < 500) |
| height= 500; |
| } else { |
| try { |
| width= bounds.getInt(WIDTH); |
| } catch (NumberFormatException e) { |
| width= 700; |
| } |
| try { |
| height= bounds.getInt(HEIGHT); |
| } catch (NumberFormatException e) { |
| height= 500; |
| } |
| } |
| |
| return new Point(width, height); |
| } |
| |
| protected Point getInitialLocation(Point initialSize) { |
| Point loc= super.getInitialLocation(initialSize); |
| |
| IDialogSettings bounds= fSettings.getSection(DIALOG_BOUNDS_KEY); |
| if (bounds != null) { |
| try { |
| loc.x= bounds.getInt(X); |
| } catch (NumberFormatException e) { |
| } |
| try { |
| loc.y= bounds.getInt(Y); |
| } catch (NumberFormatException e) { |
| } |
| } |
| return loc; |
| } |
| |
| public boolean close() { |
| boolean closed= super.close(); |
| if (closed && fNewBounds != null) |
| saveBounds(fNewBounds); |
| return closed; |
| } |
| |
| private void saveBounds(Rectangle bounds) { |
| IDialogSettings dialogBounds= fSettings.getSection(DIALOG_BOUNDS_KEY); |
| if (dialogBounds == null) { |
| dialogBounds= new DialogSettings(DIALOG_BOUNDS_KEY); |
| fSettings.addSection(dialogBounds); |
| } |
| dialogBounds.put(X, bounds.x); |
| dialogBounds.put(Y, bounds.y); |
| dialogBounds.put(WIDTH, bounds.width); |
| dialogBounds.put(HEIGHT, bounds.height); |
| } |
| } |