X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpeclipse/webbrowser/internal/WebBrowserEditor.java b/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpeclipse/webbrowser/internal/WebBrowserEditor.java new file mode 100644 index 0000000..f266e11 --- /dev/null +++ b/net.sourceforge.phpeclipse.32.compatibility/src/net/sourceforge/phpeclipse/webbrowser/internal/WebBrowserEditor.java @@ -0,0 +1,404 @@ +/** + * Copyright (c) 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 - Initial API and implementation + */ +package net.sourceforge.phpeclipse.webbrowser.internal; + +import java.net.URL; + +import net.sourceforge.phpeclipse.webbrowser.IWebBrowserEditorInput; +import net.sourceforge.phpeclipse.webbrowser.WebBrowserEditorInput; + +import org.eclipse.core.resources.IFile; +import org.eclipse.core.resources.IMarker; +import org.eclipse.core.resources.IResource; +import org.eclipse.core.resources.IResourceChangeEvent; +import org.eclipse.core.resources.IResourceChangeListener; +import org.eclipse.core.resources.IResourceDelta; +import org.eclipse.core.resources.IResourceDeltaVisitor; +import org.eclipse.core.resources.ResourcesPlugin; +import org.eclipse.core.runtime.IProgressMonitor; +import org.eclipse.jface.action.IAction; +import org.eclipse.jface.dialogs.IDialogConstants; +import org.eclipse.jface.dialogs.MessageDialog; +import org.eclipse.jface.resource.ImageDescriptor; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.widgets.Composite; +import org.eclipse.swt.widgets.Display; +import org.eclipse.ui.IEditorInput; +import org.eclipse.ui.IEditorPart; +import org.eclipse.ui.IEditorReference; +import org.eclipse.ui.IEditorSite; +import org.eclipse.ui.IFileEditorInput; +import org.eclipse.ui.IWorkbenchPage; +import org.eclipse.ui.IWorkbenchWindow; +import org.eclipse.ui.part.EditorPart; + +/** + * An integrated Web browser, defined as an editor to make better use of the + * desktop. + */ +public class WebBrowserEditor extends EditorPart { + public static final String WEB_BROWSER_EDITOR_ID = "net.sourceforge.phpeclipse.webbrowser"; + + protected WebBrowser webBrowser; + + protected String initialURL; + + protected Image image; + + protected TextAction cutAction; + + protected TextAction copyAction; + + protected TextAction pasteAction; + + protected IResourceChangeListener resourceListener; + + /** + * WebBrowserEditor constructor comment. + */ + public WebBrowserEditor() { + super(); + } + + /** + * Creates the SWT controls for this workbench part. + *

+ * Clients should not call this method (the workbench calls this method at + * appropriate times). + *

+ *

+ * For implementors this is a multi-step process: + *

    + *
  1. Create one or more controls within the parent.
    2. + *
  2. Set the parent layout as needed.
    3. + *
  3. Register any global actions with the IActionService.
    4. + *
  4. Register any popup menus with the IActionService.
    5. + *
  5. Register a selection provider with the + * ISelectionService (optional).
    6. + *
+ *

+ * + * @param parent + * the parent control + */ + public void createPartControl(Composite parent) { + IWebBrowserEditorInput input = getWebBrowserEditorInput(); + + if (input == null || input.isToolbarVisible() == false) + webBrowser = new WebBrowser(parent, false, input + .isStatusbarVisible()); + else { + webBrowser = new WebBrowser(parent, true, input + .isStatusbarVisible()); + cutAction = new TextAction(webBrowser, TextAction.CUT); + copyAction = new TextAction(webBrowser, TextAction.COPY); + pasteAction = new TextAction(webBrowser, TextAction.PASTE); + } + + webBrowser.setURL(initialURL); + webBrowser.editor = this; + } + + public void dispose() { + if (image != null && !image.isDisposed()) + image.dispose(); + image = null; + + if (resourceListener != null) + ResourcesPlugin.getWorkspace().removeResourceChangeListener( + resourceListener); + } + + /* + * (non-Javadoc) Saves the contents of this editor.

Subclasses must + * override this method to implement the open-save-close lifecycle for an + * editor. For greater details, see IEditorPart

+ * + * @see IEditorPart + */ + public void doSave(IProgressMonitor monitor) { + } + + /* + * (non-Javadoc) Saves the contents of this editor to another object.

+ * Subclasses must override this method to implement the open-save-close + * lifecycle for an editor. For greater details, see IEditorPart + *

+ * + * @see IEditorPart + */ + public void doSaveAs() { + } + + /** + * Returns the copy action. + * + * @return org.eclipse.jface.action.IAction + */ + public IAction getCopyAction() { + return copyAction; + } + + /** + * Returns the cut action. + * + * @return org.eclipse.jface.action.IAction + */ + public IAction getCutAction() { + return cutAction; + } + + /** + * Returns the paste action. + * + * @return org.eclipse.jface.action.IAction + */ + public IAction getPasteAction() { + return pasteAction; + } + + /** + * Returns the web editor input, if available. + * + * @return net.sourceforge.phpeclipse.webbrowser.IWebBrowserEditorInput + */ + protected IWebBrowserEditorInput getWebBrowserEditorInput() { + IEditorInput input = getEditorInput(); + if (input instanceof IWebBrowserEditorInput) + return (IWebBrowserEditorInput) input; + return null; + } + + /* + * (non-Javadoc) Sets the cursor and selection state for this editor to the + * passage defined by the given marker.

Subclasses may override. For + * greater details, see IEditorPart

+ * + * @see IEditorPart + */ + public void gotoMarker(IMarker marker) { + } + + /* + * (non-Javadoc) Initializes the editor part with a site and input.

+ * Subclasses of EditorPart must implement this method. + * Within the implementation subclasses should verify that the input type is + * acceptable and then save the site and input. Here is sample code:

+ * 
 if (!(input instanceof IFileEditorInput)) throw new
+	 * PartInitException("Invalid Input: Must be IFileEditorInput");
+	 * setSite(site); setInput(editorInput);
+ */ + public void init(IEditorSite site, IEditorInput input) { + Trace.trace(Trace.FINEST, "Opening browser: " + input); + if (input instanceof IFileEditorInput) { + IFileEditorInput fei = (IFileEditorInput) input; + IFile file = fei.getFile(); + URL url = null; + try { + if (file != null && file.exists()) + url = file.getLocation().toFile().toURL(); + } catch (Exception e) { + Trace.trace(Trace.SEVERE, "Error getting URL to file"); + } + addResourceListener(file); + input = new WebBrowserEditorInput(url, + WebBrowserEditorInput.SHOW_ALL + | WebBrowserEditorInput.SAVE_URL); + } + if (input instanceof IWebBrowserEditorInput) { + IWebBrowserEditorInput wbei = (IWebBrowserEditorInput) input; + initialURL = null; + if (wbei.getURL() != null) + initialURL = wbei.getURL().toExternalForm(); + if (webBrowser != null) { + webBrowser.setURL(initialURL); + site.getWorkbenchWindow().getActivePage().bringToTop(this); + } + + setPartName(wbei.getName()); + setTitleToolTip(wbei.getToolTipText()); + + Image oldImage = image; + ImageDescriptor id = wbei.getImageDescriptor(); + image = id.createImage(); + + setTitleImage(image); + if (oldImage != null && !oldImage.isDisposed()) + oldImage.dispose(); + } + setSite(site); + setInput(input); + } + + /* + * (non-Javadoc) Returns whether the contents of this editor have changed + * since the last save operation.

Subclasses must override this method + * to implement the open-save-close lifecycle for an editor. For greater + * details, see IEditorPart

+ * + * @see IEditorPart + */ + public boolean isDirty() { + return false; + } + + /* + * (non-Javadoc) Returns whether the "save as" operation is supported by + * this editor.

Subclasses must override this method to implement the + * open-save-close lifecycle for an editor. For greater details, see IEditorPart + *

+ * + * @see IEditorPart + */ + public boolean isSaveAsAllowed() { + return false; + } + + /** + * Returns true if this editor has a toolbar. + * + * @return boolean + */ + public boolean isToolbarVisible() { + IWebBrowserEditorInput input = getWebBrowserEditorInput(); + if (input == null || input.isToolbarVisible()) + return true; + else + return false; + } + + /** + * Open the input in the internal Web browser. + */ + public static void open(IWebBrowserEditorInput input) { + IWorkbenchWindow workbenchWindow = WebBrowserUIPlugin.getInstance() + .getWorkbench().getActiveWorkbenchWindow(); + IWorkbenchPage page = workbenchWindow.getActivePage(); + + try { + IEditorReference[] editors = page.getEditorReferences(); + int size = editors.length; + for (int i = 0; i < size; i++) { + if (WEB_BROWSER_EDITOR_ID.equals(editors[i].getId())) { + IEditorPart editor = editors[i].getEditor(true); + if (editor != null && editor instanceof WebBrowserEditor) { + WebBrowserEditor webEditor = (WebBrowserEditor) editor; + if (input.canReplaceInput(webEditor + .getWebBrowserEditorInput())) { + editor.init(editor.getEditorSite(), input); + return; + } + } + } + } + + page.openEditor(input, WebBrowserEditor.WEB_BROWSER_EDITOR_ID); + } catch (Exception e) { + Trace.trace(Trace.SEVERE, "Error opening Web browser", e); + } + } + + /** + * Asks this part to take focus within the workbench. + *

+ * Clients should not call this method (the workbench calls this method at + * appropriate times). + *

+ */ + public void setFocus() { + if (webBrowser != null) { + if (webBrowser.combo != null) + webBrowser.combo.setFocus(); + else + webBrowser.browser.setFocus(); + webBrowser.updateHistory(); + } + } + + /** + * Update the actions. + */ + protected void updateActions() { + if (cutAction != null) + cutAction.update(); + if (copyAction != null) + copyAction.update(); + if (pasteAction != null) + pasteAction.update(); + } + + /** + * Close the editor correctly. + */ + protected void closeEditor() { + Display.getDefault().asyncExec(new Runnable() { + public void run() { + getEditorSite().getPage().closeEditor(WebBrowserEditor.this, + false); + } + }); + } + + /** + * Adds a resource change listener to see if the file is deleted. + */ + protected void addResourceListener(final IResource resource) { + if (resource == null) + return; + + resourceListener = new IResourceChangeListener() { + public void resourceChanged(IResourceChangeEvent event) { + try { + event.getDelta().accept(new IResourceDeltaVisitor() { + public boolean visit(IResourceDelta delta) { + IResource res = delta.getResource(); + + if (res == null || !res.equals(resource)) + return true; + + if (delta.getKind() != IResourceDelta.REMOVED) + return true; + + Display.getDefault().asyncExec(new Runnable() { + public void run() { + String title = WebBrowserUIPlugin + .getResource("%dialogResourceDeletedTitle"); + String message = WebBrowserUIPlugin + .getResource( + "%dialogResourceDeletedMessage", + resource.getName()); + String[] labels = new String[] { + WebBrowserUIPlugin + .getResource("%dialogResourceDeletedIgnore"), + IDialogConstants.CLOSE_LABEL }; + MessageDialog dialog = new MessageDialog( + getEditorSite().getShell(), title, + null, message, + MessageDialog.INFORMATION, labels, + 0); + + if (dialog.open() != 0) + closeEditor(); + } + }); + return false; + } + }); + } catch (Exception e) { + Trace.trace(Trace.SEVERE, + "Error listening for resource deletion", e); + } + } + }; + ResourcesPlugin.getWorkspace().addResourceChangeListener( + resourceListener); + } +} \ No newline at end of file