abstracteditoractionbarcontributor.java

对eclipse gef进行封装,可以生成图形化编辑器

/*******************************************************************************
 * $Header: /cvsroot/EOS6/work_dir/niegy/com.primeton.studio.gef.ui/src/com/primeton/studio/gef/ui/action/AbstractEditorActionBarContributor.java,v 1.2 2006/12/11 04:04:00 niegy Exp $
 * $Revision: 1.2 $
 * $Date: 2006/12/11 04:04:00 $
 *
 *==============================================================================
 *
 * Copyright (c) 2001-2006 Primeton Technologies, Ltd.
 * All rights reserved. 
 * 
 * Created on 2006-9-27
 *******************************************************************************/

package com.primeton.studio.gef.ui.action;

import org.eclipse.draw2d.PositionConstants;
import org.eclipse.gef.ui.actions.ActionBarContributor;
import org.eclipse.gef.ui.actions.AlignmentRetargetAction;
import org.eclipse.gef.ui.actions.CopyRetargetAction;
import org.eclipse.gef.ui.actions.DeleteRetargetAction;
import org.eclipse.gef.ui.actions.GEFActionConstants;
import org.eclipse.gef.ui.actions.MatchHeightRetargetAction;
import org.eclipse.gef.ui.actions.MatchWidthRetargetAction;
import org.eclipse.gef.ui.actions.PasteRetargetAction;
import org.eclipse.gef.ui.actions.RedoRetargetAction;
import org.eclipse.gef.ui.actions.UndoRetargetAction;
import org.eclipse.gef.ui.actions.ZoomComboContributionItem;
import org.eclipse.gef.ui.actions.ZoomInRetargetAction;
import org.eclipse.gef.ui.actions.ZoomOutRetargetAction;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.actions.LabelRetargetAction;

/**
 * 编辑器工具栏类
 *
 * @author niegy (mailto:[e-mail])
 */
/*
 * 修改历史
 * $Log: AbstractEditorActionBarContributor.java,v $
 * Revision 1.2  2006/12/11 04:04:00  niegy
 * 重构代码
 *
 * Revision 1.1  2006/11/17 03:15:13  niegy
 * create
 * 
 */
abstract public class AbstractEditorActionBarContributor extends ActionBarContributor {

    IToolBarManager toolBarManager = null;
    IMenuManager menuManager = null;
    /**
     * Create actions managed by this contributor.
     * 
     * @see org.eclipse.gef.ui.actions.ActionBarContributor#buildActions()
     */
    protected void buildActions() {
        addRetargetAction(new UndoRetargetAction());
        addRetargetAction(new RedoRetargetAction());
        addRetargetAction(new DeleteRetargetAction());
        addRetargetAction(new CutRetargetAction());
        addRetargetAction(new CopyRetargetAction());
        addRetargetAction(new PasteRetargetAction());
        addRetargetAction(new ZoomInRetargetAction());
        addRetargetAction(new ZoomOutRetargetAction());
        addRetargetAction(new LabelRetargetAction(
                GEFActionConstants.TOGGLE_GRID_VISIBILITY, "Toggle Grid",
                IAction.AS_CHECK_BOX));
        addRetargetAction(new LabelRetargetAction(
                GEFActionConstants.TOGGLE_RULER_VISIBILITY, "Toggle Ruler",
                IAction.AS_CHECK_BOX));
        addRetargetAction(new LabelRetargetAction(
                GEFActionConstants.TOGGLE_SNAP_TO_GEOMETRY, "Toggle Snap",
                IAction.AS_CHECK_BOX));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.LEFT));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.CENTER));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.RIGHT));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.TOP));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.MIDDLE));
        addRetargetAction(new AlignmentRetargetAction(PositionConstants.BOTTOM));
        addRetargetAction(new MatchWidthRetargetAction());
        addRetargetAction(new MatchHeightRetargetAction());
        addRetargetAction(new SelectAllRetargetAction());
    }

    /**
     * Add actions to the given toolbar.
     * 
     * @see org.eclipse.ui.part.EditorActionBarContributor#contributeToToolBar(org.eclipse.jface.action.IToolBarManager)
     */
    public void contributeToToolBar(IToolBarManager toolBarManager) {
        toolBarManager.add(getAction(ActionFactory.UNDO.getId()));
        toolBarManager.add(getAction(ActionFactory.REDO.getId()));
        toolBarManager.add(getAction(ActionFactory.DELETE.getId()));
        toolBarManager.add(getAction(GEFActionConstants.ZOOM_IN));
        toolBarManager.add(getAction(GEFActionConstants.ZOOM_OUT));
        toolBarManager.add(new ZoomComboContributionItem(getPage()));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_LEFT));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_CENTER));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_RIGHT));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_TOP));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_MIDDLE));
        toolBarManager.add(getAction(GEFActionConstants.ALIGN_BOTTOM));
        toolBarManager.add(getAction(GEFActionConstants.MATCH_WIDTH));
        toolBarManager.add(getAction(GEFActionConstants.MATCH_HEIGHT));
        this.toolBarManager = toolBarManager;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.gef.ui.actions.ActionBarContributor#declareGlobalActionKeys()
     */
    protected void declareGlobalActionKeys() {
        addGlobalActionKey(ActionFactory.PRINT.getId());
        addGlobalActionKey(ActionFactory.SELECT_ALL.getId());
        addGlobalActionKey(ActionFactory.COPY.getId());
        addGlobalActionKey(ActionFactory.CUT.getId());
        addGlobalActionKey(ActionFactory.PASTE.getId());
        addGlobalActionKey(ActionFactory.DELETE.getId());
    }

    public void contributeToMenu(IMenuManager menuManager) {
        IMenuManager viewMenu = new MenuManager("&View", "view");
        menuManager.insertAfter(IWorkbenchActionConstants.M_EDIT, viewMenu);
        viewMenu.add(getAction(GEFActionConstants.ZOOM_IN));
        viewMenu.add(getAction(GEFActionConstants.ZOOM_OUT));
        viewMenu.add(new Separator());
        viewMenu.add(getAction(GEFActionConstants.TOGGLE_GRID_VISIBILITY));
        viewMenu.add(getAction(GEFActionConstants.TOGGLE_RULER_VISIBILITY));
        viewMenu.add(getAction(GEFActionConstants.TOGGLE_SNAP_TO_GEOMETRY));
        this.menuManager = menuManager;
    }
    
    public void dispose() {
        toolBarManager.removeAll();
        menuManager.removeAll();
        toolBarManager = null;
        menuManager = null;
        super.dispose();
    }
}