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Diffstat (limited to 'examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java')
| -rw-r--r-- | examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java deleted file mode 100644 index d9e8d22048..0000000000 --- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java +++ /dev/null @@ -1,335 +0,0 @@ -/******************************************************************************* - * 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.swt.examples.browserexample; - -import org.eclipse.swt.*; -import org.eclipse.swt.browser.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.layout.*; -import org.eclipse.swt.widgets.*; - -import java.text.*; -import java.util.*; - -public class BrowserExample { - static ResourceBundle resourceBundle = ResourceBundle.getBundle("examples_browser"); - int index; - boolean busy; - Image images[]; - Text location; - Browser browser; - static final String[] imageLocations = { - "eclipse01.bmp", "eclipse02.bmp", "eclipse03.bmp", "eclipse04.bmp", "eclipse05.bmp", - "eclipse06.bmp", "eclipse07.bmp", "eclipse08.bmp", "eclipse09.bmp", "eclipse10.bmp", - "eclipse11.bmp", "eclipse12.bmp",}; - static final String iconLocation = "document.gif"; - -/** - * Creates an instance of a ControlExample embedded inside - * the supplied parent Composite. - * - * @param parent the container of the example - */ -public BrowserExample(Composite parent) { - initResources(); - final Display display = parent.getDisplay(); - FormLayout layout = new FormLayout(); - parent.setLayout(layout); - ToolBar toolbar = new ToolBar(parent, SWT.NONE); - final ToolItem itemBack = new ToolItem(toolbar, SWT.PUSH); - itemBack.setText(getResourceString("Back")); - final ToolItem itemForward = new ToolItem(toolbar, SWT.PUSH); - itemForward.setText(getResourceString("Forward")); - final ToolItem itemStop = new ToolItem(toolbar, SWT.PUSH); - itemStop.setText(getResourceString("Stop")); - final ToolItem itemRefresh = new ToolItem(toolbar, SWT.PUSH); - itemRefresh.setText(getResourceString("Refresh")); - final ToolItem itemGo = new ToolItem(toolbar, SWT.PUSH); - itemGo.setText(getResourceString("Go")); - - location = new Text(parent, SWT.BORDER); - - final Canvas canvas = new Canvas(parent, SWT.NO_BACKGROUND); - final Rectangle rect = images[0].getBounds(); - canvas.addListener(SWT.Paint, new Listener() { - public void handleEvent(Event e) { - Point pt = canvas.getSize(); - e.gc.drawImage(images[index], 0, 0, rect.width, rect.height, 0, 0, pt.x, pt.y); - } - }); - canvas.addListener(SWT.MouseDown, new Listener() { - public void handleEvent(Event e) { - browser.setUrl(getResourceString("Startup")); - } - }); - - display.asyncExec(new Runnable() { - public void run() { - if (canvas.isDisposed()) return; - if (busy) { - index++; - if (index == images.length) index = 0; - canvas.redraw(); - } - display.timerExec(150, this); - } - }); - - final Label status = new Label(parent, SWT.NONE); - final ProgressBar progressBar = new ProgressBar(parent, SWT.NONE); - - FormData data = new FormData(); - data.top = new FormAttachment(0, 5); - toolbar.setLayoutData(data); - - data = new FormData(); - data.left = new FormAttachment(0, 0); - data.right = new FormAttachment(100, 0); - data.top = new FormAttachment(canvas, 5, SWT.DEFAULT); - data.bottom = new FormAttachment(status, -5, SWT.DEFAULT); - try { - browser = new Browser(parent, SWT.NONE); - browser.setLayoutData(data); - } catch (SWTError e) { - /* Browser widget could not be instantiated */ - Label label = new Label(parent, SWT.CENTER | SWT.WRAP); - label.setText(getResourceString("BrowserNotCreated")); - label.setLayoutData(data); - } - - data = new FormData(); - data.width = 24; - data.height = 24; - data.top = new FormAttachment(0, 5); - data.right = new FormAttachment(100, -5); - canvas.setLayoutData(data); - - data = new FormData(); - data.top = new FormAttachment(toolbar, 0, SWT.TOP); - data.left = new FormAttachment(toolbar, 5, SWT.RIGHT); - data.right = new FormAttachment(canvas, -5, SWT.DEFAULT); - location.setLayoutData(data); - - data = new FormData(); - data.left = new FormAttachment(0, 5); - data.right = new FormAttachment(progressBar, 0, SWT.DEFAULT); - data.bottom = new FormAttachment(100, -5); - status.setLayoutData(data); - - data = new FormData(); - data.right = new FormAttachment(100, -5); - data.bottom = new FormAttachment(100, -5); - progressBar.setLayoutData(data); - - if (browser != null) { - itemBack.setEnabled(browser.isBackEnabled()); - itemForward.setEnabled(browser.isForwardEnabled()); - - Listener listener = new Listener() { - public void handleEvent(Event event) { - ToolItem item = (ToolItem)event.widget; - if (item == itemBack) browser.back(); - else if (item == itemForward) browser.forward(); - else if (item == itemStop) browser.stop(); - else if (item == itemRefresh) browser.refresh(); - else if (item == itemGo) browser.setUrl(location.getText()); - } - }; - browser.addLocationListener(new LocationListener() { - public void changed(LocationEvent event) { - busy = true; - if (event.top) location.setText(event.location); - } - public void changing(LocationEvent event) { - } - }); - browser.addProgressListener(new ProgressListener() { - public void changed(ProgressEvent event) { - if (event.total == 0) return; - int ratio = event.current * 100 / event.total; - progressBar.setSelection(ratio); - busy = event.current != event.total; - if (!busy) { - index = 0; - canvas.redraw(); - } - } - public void completed(ProgressEvent event) { - itemBack.setEnabled(browser.isBackEnabled()); - itemForward.setEnabled(browser.isForwardEnabled()); - progressBar.setSelection(0); - busy = false; - index = 0; - canvas.redraw(); - } - }); - browser.addStatusTextListener(new StatusTextListener() { - public void changed(StatusTextEvent event) { - status.setText(event.text); - } - }); - if (parent instanceof Shell) { - final Shell shell = (Shell)parent; - browser.addTitleListener(new TitleListener() { - public void changed(TitleEvent event) { - shell.setText(event.title+" - "+getResourceString("window.title")); - } - }); - } - itemBack.addListener(SWT.Selection, listener); - itemForward.addListener(SWT.Selection, listener); - itemStop.addListener(SWT.Selection, listener); - itemRefresh.addListener(SWT.Selection, listener); - itemGo.addListener(SWT.Selection, listener); - location.addListener(SWT.DefaultSelection, new Listener() { - public void handleEvent(Event e) { - browser.setUrl(location.getText()); - } - }); - - initialize(display, browser); - browser.setUrl(getResourceString("Startup")); - } -} - -/** - * Gets a string from the resource bundle. - * We don't want to crash because of a missing String. - * Returns the key if not found. - */ -static String getResourceString(String key) { - try { - return resourceBundle.getString(key); - } catch (MissingResourceException e) { - return key; - } catch (NullPointerException e) { - return "!" + key + "!"; - } -} - -/** - * Gets a string from the resource bundle and binds it - * with the given arguments. If the key is not found, - * return the key. - */ -static String getResourceString(String key, Object[] args) { - try { - return MessageFormat.format(getResourceString(key), args); - } catch (MissingResourceException e) { - return key; - } catch (NullPointerException e) { - return "!" + key + "!"; - } -} - -static void initialize(final Display display, Browser browser) { - browser.addOpenWindowListener(new OpenWindowListener() { - public void open(WindowEvent event) { - Shell shell = new Shell(display); - shell.setLayout(new FillLayout()); - Browser browser = new Browser(shell, SWT.NONE); - initialize(display, browser); - event.browser = browser; - } - }); - browser.addVisibilityWindowListener(new VisibilityWindowListener() { - public void hide(WindowEvent event) { - } - public void show(WindowEvent event) { - Browser browser = (Browser)event.widget; - Shell shell = browser.getShell(); - if (event.location != null) shell.setLocation(event.location); - if (event.size != null) { - Point size = event.size; - shell.setSize(shell.computeSize(size.x, size.y)); - } - shell.open(); - } - }); - browser.addCloseWindowListener(new CloseWindowListener() { - public void close(WindowEvent event) { - Browser browser = (Browser)event.widget; - Shell shell = browser.getShell(); - shell.close(); - } - }); -} - -/** - * Disposes of all resources associated with a particular - * instance of the BrowserExample. - */ -public void dispose() { - freeResources(); -} - -/** - * Frees the resources - */ -void freeResources() { - if (images != null) { - for (int i = 0; i < images.length; ++i) { - final Image image = images[i]; - if (image != null) image.dispose(); - } - images = null; - } -} - -/** - * Grabs input focus. - */ -public void setFocus() { - location.setFocus(); -} - -/** - * Loads the resources - */ -void initResources() { - final Class clazz = this.getClass(); - if (resourceBundle != null) { - try { - if (images == null) { - images = new Image[imageLocations.length]; - for (int i = 0; i < imageLocations.length; ++i) { - ImageData source = new ImageData(clazz.getResourceAsStream(imageLocations[i])); - ImageData mask = source.getTransparencyMask(); - images[i] = new Image(null, source, mask); - } - } - return; - } catch (Throwable t) { - } - } - String error = (resourceBundle != null) ? getResourceString("error.CouldNotLoadResources") : "Unable to load resources"; - freeResources(); - throw new RuntimeException(error); -} - -public static void main(String [] args) { - Display display = new Display(); - Shell shell = new Shell(display); - shell.setLayout(new FillLayout()); - shell.setText(getResourceString("window.title")); - BrowserExample instance = new BrowserExample(shell); - Image icon = new Image(display, BrowserExample.class.getResourceAsStream(iconLocation)); - shell.setImage(icon); - shell.open(); - while (!shell.isDisposed()) { - if (!display.readAndDispatch()) - display.sleep(); - } - icon.dispose(); - instance.dispose(); - display.dispose(); -} -}
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