| /******************************************************************************* |
| * Copyright (c) 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.wst.common.snippets.internal.actions; |
| |
| import org.eclipse.gef.palette.PaletteDrawer; |
| import org.eclipse.gef.ui.palette.customize.PaletteCustomizerDialog; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.ITextSelection; |
| import org.eclipse.jface.text.TextSelection; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.ui.IEditorActionDelegate; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IViewActionDelegate; |
| import org.eclipse.ui.IViewPart; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.wst.common.snippets.internal.Logger; |
| import org.eclipse.wst.common.snippets.internal.SnippetsPlugin; |
| import org.eclipse.wst.common.snippets.internal.palette.SnippetPaletteItem; |
| import org.eclipse.wst.common.snippets.internal.palette.SnippetPaletteItemFactory; |
| import org.eclipse.wst.common.snippets.internal.ui.SnippetsView; |
| import org.eclipse.wst.common.snippets.internal.util.StringUtils; |
| import org.eclipse.wst.common.snippets.internal.util.UserDrawerSelector; |
| |
| |
| public class AddToSnippetsEditorActionDelegate implements IEditorActionDelegate, IViewActionDelegate { |
| |
| private IAction fAction; |
| private IEditorPart fEditorPart; |
| private IViewPart fViewPart = null; |
| |
| /** |
| * |
| */ |
| public AddToSnippetsEditorActionDelegate() { |
| super(); |
| } |
| |
| public IDocument getDocument() { |
| return getTextEditor().getDocumentProvider().getDocument(fEditorPart.getEditorInput()); |
| } |
| |
| protected ITextSelection getSelection() { |
| ITextEditor editor = getTextEditor(); |
| if (editor != null) { |
| ISelection selection = editor.getSelectionProvider().getSelection(); |
| if (selection instanceof ITextSelection) { |
| return (ITextSelection) selection; |
| } |
| } |
| return new TextSelection(0, 0); |
| } |
| |
| protected ITextEditor getTextEditor() { |
| ITextEditor editor = null; |
| IWorkbenchPart activePart = fViewPart; |
| if (activePart == null) { |
| activePart = fEditorPart; |
| } |
| if (activePart instanceof ITextEditor) { |
| editor = (ITextEditor) activePart; |
| } |
| if (editor == null) { |
| editor = (ITextEditor) activePart.getAdapter(ITextEditor.class); |
| } |
| return editor; |
| } |
| |
| /** |
| * Prompts the user as needed to obtain a category to contain the new |
| * Snippet |
| * |
| * @return PaletteDrawer - a user modifiable drawer into which the new |
| * snippet will be inserted |
| */ |
| protected PaletteDrawer getUserDrawer() { |
| UserDrawerSelector selector = new UserDrawerSelector(fEditorPart.getEditorSite().getShell()); |
| PaletteDrawer drawer = selector.getUserDrawer(); |
| return drawer; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IViewActionDelegate#init(org.eclipse.ui.IViewPart) |
| */ |
| public void init(IViewPart view) { |
| fViewPart = view; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction) |
| */ |
| public void run(IAction action) { |
| PaletteDrawer drawer = getUserDrawer(); |
| |
| if (drawer != null) { |
| ITextSelection selection = getSelection(); |
| String selectedText = null; |
| try { |
| selectedText = getDocument().get(selection.getOffset(), selection.getLength()); |
| |
| SnippetPaletteItem item = (SnippetPaletteItem) new SnippetPaletteItemFactory().createNewEntry(fEditorPart.getSite().getShell(), drawer); |
| item.setDescription(StringUtils.firstLineOf(selectedText) + " ..."); //$NON-NLS-1$ |
| item.setContentString(selectedText); |
| |
| IViewPart snippets = fEditorPart.getEditorSite().getPage().showView(SnippetsPlugin.NAMES.VIEW_ID); //$NON-NLS-1$ |
| PaletteCustomizerDialog dialog = ((SnippetsView) snippets).getViewer().getCustomizerDialog(); |
| dialog.setDefaultSelection(item); |
| dialog.open(); |
| } |
| catch (BadLocationException e) { |
| Logger.logException(e); |
| } |
| catch (PartInitException e1) { |
| Logger.logException(e1); |
| } |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, |
| * org.eclipse.jface.viewers.ISelection) |
| */ |
| public void selectionChanged(IAction action, ISelection selection) { |
| fAction = action; |
| updateWith(selection); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IEditorActionDelegate#setActiveEditor(org.eclipse.jface.action.IAction, |
| * org.eclipse.ui.IEditorPart) |
| */ |
| public void setActiveEditor(IAction action, IEditorPart targetEditor) { |
| fEditorPart = targetEditor; |
| fAction = action; |
| if (targetEditor != null && targetEditor.getEditorSite() != null && targetEditor.getEditorSite().getSelectionProvider() != null) { |
| updateWith(targetEditor.getEditorSite().getSelectionProvider().getSelection()); |
| } |
| } |
| |
| public void updateWith(ISelection selection) { |
| if (fAction != null) { |
| boolean enable = false; |
| if (selection != null) { |
| if (selection instanceof ITextSelection) { |
| if (((ITextSelection) selection).getLength() > 0) { |
| enable = true; |
| } |
| } |
| else { |
| enable = !selection.isEmpty(); |
| } |
| } |
| fAction.setEnabled(enable); |
| } |
| } |
| } |