org.eclipse.dltk.console.ui.internal.ScriptConsolePage.java Source code

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Here is the source code for org.eclipse.dltk.console.ui.internal.ScriptConsolePage.java

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/*******************************************************************************
 * Copyright (c) 2005, 2007 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
 *
     
 *******************************************************************************/
package org.eclipse.dltk.console.ui.internal;

import org.eclipse.core.commands.IHandler;
import org.eclipse.dltk.console.ScriptConsoleConstants;
import org.eclipse.dltk.console.ui.ScriptConsole;
import org.eclipse.dltk.console.ui.internal.actions.CloseScriptConsoleAction;
import org.eclipse.dltk.console.ui.internal.actions.SaveConsoleSessionAction;
import org.eclipse.jface.action.GroupMarker;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.commands.ActionHandler;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.SourceViewerConfiguration;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.console.IConsoleConstants;
import org.eclipse.ui.console.IConsoleView;
import org.eclipse.ui.console.TextConsolePage;
import org.eclipse.ui.console.TextConsoleViewer;
import org.eclipse.ui.console.actions.TextViewerAction;
import org.eclipse.ui.handlers.IHandlerService;
import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;

public class ScriptConsolePage extends TextConsolePage implements IScriptConsoleContentHandler {

    protected class ContentAssistProposalsAction extends TextViewerAction {

        public ContentAssistProposalsAction(ITextViewer viewer) {
            super(viewer, ISourceViewer.CONTENTASSIST_PROPOSALS);
        }
    }

    protected class ContentAssistContextInfoAction extends TextViewerAction {
        public ContentAssistContextInfoAction(ITextViewer viewer) {
            super(viewer, ISourceViewer.CONTENTASSIST_CONTEXT_INFORMATION);
        }
    }

    private SourceViewerConfiguration cfg;

    private ScriptConsoleViewer viewer;

    private TextViewerAction proposalsAction;
    private IHandler proposalsHandler;

    protected void createActions() {
        super.createActions();

        proposalsAction = new ContentAssistProposalsAction(getViewer());
        proposalsAction.setActionDefinitionId(ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS);
        IHandlerService handlerService = (IHandlerService) getSite().getService(IHandlerService.class);
        proposalsHandler = new ActionHandler(proposalsAction);
        handlerService.activateHandler(ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS, proposalsHandler);

        SaveConsoleSessionAction saveSessionAction = new SaveConsoleSessionAction((ScriptConsole) getConsole(),
                ScriptConsoleMessages.SaveSessionAction, ScriptConsoleMessages.SaveSessionTooltip);

        IAction closeConsoleAction = createTerminateConsoleAction();

        IActionBars bars = getSite().getActionBars();

        IToolBarManager toolbarManager = bars.getToolBarManager();

        toolbarManager.prependToGroup(IConsoleConstants.LAUNCH_GROUP,
                new GroupMarker(ScriptConsoleConstants.SCRIPT_GROUP));
        toolbarManager.appendToGroup(ScriptConsoleConstants.SCRIPT_GROUP, new Separator());

        if (closeConsoleAction != null) {
            toolbarManager.appendToGroup(ScriptConsoleConstants.SCRIPT_GROUP, closeConsoleAction);
        }

        toolbarManager.appendToGroup(ScriptConsoleConstants.SCRIPT_GROUP, saveSessionAction);

        bars.updateActionBars();
    }

    protected IAction createTerminateConsoleAction() {
        return new CloseScriptConsoleAction((ScriptConsole) getConsole(),
                ScriptConsoleMessages.TerminateConsoleAction, ScriptConsoleMessages.TerminateConsoleTooltip);
    }

    protected TextConsoleViewer createViewer(Composite parent) {
        viewer = new ScriptConsoleViewer(parent, (ScriptConsole) getConsole(), this);
        viewer.configure(cfg);
        return viewer;
    }

    public ScriptConsolePage(ScriptConsole console, IConsoleView view, SourceViewerConfiguration cfg) {
        super(console, view);

        this.cfg = cfg;
    }

    public void clearConsolePage() {
        viewer.clear();
    }

    public void contentAssistRequired() {
        proposalsAction.run();
    }

    public void insertText(String text) {
        viewer.insertText(text);
    }

    public void dispose() {
        if (viewer != null) {
            viewer.dispose();
            viewer = null;
        }
        proposalsHandler.dispose();

        super.dispose();
    }

}