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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 | 372 |
1 files changed, 0 insertions, 372 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 1aa7bcee12..0000000000 --- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/browserexample/BrowserExample.java +++ /dev/null @@ -1,372 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2004 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-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.io.*; -import java.util.*; - -public class BrowserExample { - static ResourceBundle resourceBundle = ResourceBundle.getBundle("examples_browser"); - int index; - boolean busy; - Image images[]; - Image icon = null; - boolean title = false; - Composite parent; - Text locationBar; - Browser browser; - ToolBar toolbar; - Canvas canvas; - ToolItem itemBack, itemForward; - Label status; - ProgressBar progressBar; - SWTError error = null; - - 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"; - - public BrowserExample(Composite parent, boolean top) { - this.parent = parent; - try { - browser = new Browser(parent, SWT.BORDER); - } catch (SWTError e) { - error = e; - /* Browser widget could not be instantiated */ - parent.setLayout(new FillLayout()); - Label label = new Label(parent, SWT.CENTER | SWT.WRAP); - label.setText(getResourceString("BrowserNotCreated")); - parent.layout(true); - return; - } - initResources(); - final Display display = parent.getDisplay(); - browser.setData("org.eclipse.swt.examples.browserexample.BrowserApplication", this); - browser.addOpenWindowListener(new OpenWindowListener() { - public void open(WindowEvent event) { - Shell shell = new Shell(display); - if (icon != null) shell.setImage(icon); - shell.setLayout(new FillLayout()); - BrowserExample app = new BrowserExample(shell, false); - app.setShellDecoration(icon, true); - event.browser = app.getBrowser(); - } - }); - if (top) { - browser.setUrl(getResourceString("Startup")); - show(false, null, null, true, true, true, true); - } else { - browser.addVisibilityWindowListener(new VisibilityWindowListener() { - public void hide(WindowEvent e) { - } - public void show(WindowEvent e) { - Browser browser = (Browser)e.widget; - BrowserExample app = (BrowserExample)browser.getData("org.eclipse.swt.examples.browserexample.BrowserApplication"); - app.show(true, e.location, e.size, e.addressBar, e.menuBar, e.statusBar, e.toolBar); - } - }); - 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 BrowserApplication. - */ - public void dispose() { - freeResources(); - } - - /** - * 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 + "!"; - } - } - - public SWTError getError() { return error; } - - public Browser getBrowser() { return browser; } - - public void setShellDecoration(Image icon, boolean title) { - this.icon = icon; - this.title = title; - } - - void show(boolean owned, Point location, Point size, boolean addressBar, boolean menuBar, boolean statusBar, boolean toolBar) { - final Shell shell = browser.getShell(); - if (owned) { - if (location != null) shell.setLocation(location); - if (size != null) shell.setSize(shell.computeSize(size.x, size.y)); - } - FormData data = null; - if (toolBar) { - toolbar = new ToolBar(parent, SWT.NONE); - data = new FormData(); - data.top = new FormAttachment(0, 5); - toolbar.setLayoutData(data); - itemBack = new ToolItem(toolbar, SWT.PUSH); - itemBack.setText(getResourceString("Back")); - 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")); - - 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(locationBar.getText()); - } - }; - 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); - - canvas = new Canvas(parent, SWT.NO_BACKGROUND); - data = new FormData(); - data.width = 24; - data.height = 24; - data.top = new FormAttachment(0, 5); - data.right = new FormAttachment(100, -5); - canvas.setLayoutData(data); - - final Rectangle rect = images[0].getBounds(); - canvas.addListener(SWT.Paint, new Listener() { - public void handleEvent(Event e) { - Point pt = ((Canvas)e.widget).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")); - } - }); - - final Display display = parent.getDisplay(); - 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); - } - }); - } - if (addressBar) { - locationBar = new Text(parent, SWT.BORDER); - data = new FormData(); - if (toolbar != null) { - data.top = new FormAttachment(toolbar, 0, SWT.TOP); - data.left = new FormAttachment(toolbar, 5, SWT.RIGHT); - data.right = new FormAttachment(canvas, -5, SWT.DEFAULT); - } else { - data.top = new FormAttachment(0, 0); - data.left = new FormAttachment(0, 0); - data.right = new FormAttachment(100, 0); - } - locationBar.setLayoutData(data); - locationBar.addListener(SWT.DefaultSelection, new Listener() { - public void handleEvent(Event e) { - browser.setUrl(locationBar.getText()); - } - }); - } - if (statusBar) { - status = new Label(parent, SWT.NONE); - progressBar = new ProgressBar(parent, SWT.NONE); - - 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); - - browser.addStatusTextListener(new StatusTextListener() { - public void changed(StatusTextEvent event) { - status.setText(event.text); - } - }); - } - parent.setLayout(new FormLayout()); - - Control aboveBrowser = toolBar ? (Control)canvas : (addressBar ? (Control)locationBar : null); - data = new FormData(); - data.left = new FormAttachment(0, 0); - data.top = aboveBrowser != null ? new FormAttachment(aboveBrowser, 5, SWT.DEFAULT) : new FormAttachment(0, 0); - data.right = new FormAttachment(100, 0); - data.bottom = status != null ? new FormAttachment(status, -5, SWT.DEFAULT) : new FormAttachment(100, 0); - browser.setLayoutData(data); - - if (statusBar || toolBar) { - browser.addProgressListener(new ProgressListener() { - public void changed(ProgressEvent event) { - if (event.total == 0) return; - int ratio = event.current * 100 / event.total; - if (progressBar != null) progressBar.setSelection(ratio); - busy = event.current != event.total; - if (!busy) { - index = 0; - if (canvas != null) canvas.redraw(); - } - } - public void completed(ProgressEvent event) { - if (progressBar != null) progressBar.setSelection(0); - busy = false; - index = 0; - if (canvas != null) { - itemBack.setEnabled(browser.isBackEnabled()); - itemForward.setEnabled(browser.isForwardEnabled()); - canvas.redraw(); - } - } - }); - } - if (addressBar || statusBar || toolBar) { - browser.addLocationListener(new LocationListener() { - public void changed(LocationEvent event) { - busy = true; - if (event.top && locationBar != null) locationBar.setText(event.location); - } - public void changing(LocationEvent event) { - } - }); - } - if (title) { - browser.addTitleListener(new TitleListener() { - public void changed(TitleEvent event) { - shell.setText(event.title+" - "+getResourceString("window.title")); - } - }); - } - parent.layout(true); - if (owned) shell.open(); - } - - /** - * Grabs input focus. - */ - public void focus() { - if (locationBar != null) locationBar.setFocus(); - else if (browser != null) browser.setFocus(); - else parent.setFocus(); - } - - /** - * 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; - } - } - - /** - * 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) { - InputStream sourceStream = clazz.getResourceAsStream(imageLocations[i]); - ImageData source = new ImageData(sourceStream); - ImageData mask = source.getTransparencyMask(); - images[i] = new Image(null, source, mask); - try { - sourceStream.close(); - } catch (IOException e) { - e.printStackTrace (); - } - } - } - 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")); - InputStream stream = BrowserExample.class.getResourceAsStream(iconLocation); - Image icon = new Image(display, stream); - shell.setImage(icon); - try { - stream.close(); - } catch (IOException e) { - e.printStackTrace(); - } - BrowserExample app = new BrowserExample(shell, true); - app.setShellDecoration(icon, true); - shell.open(); - while (!shell.isDisposed()) { - if (!display.readAndDispatch()) - display.sleep(); - } - icon.dispose(); - app.dispose(); - display.dispose(); - } -} |