com.nokia.tools.variant.editor.actions.PasteAction.java Source code

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Here is the source code for com.nokia.tools.variant.editor.actions.PasteAction.java

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/*
 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
 * All rights reserved.
 * This component and the accompanying materials are made available
 * under the terms of "Eclipse Public License v1.0"
 * which accompanies this distribution, and is available
 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
 * 
 * Initial Contributors:
 * Nokia Corporation - Initial contribution
 * 
 * Contributors:
 * 
 * Description: This file is part of com.nokia.tools.variant.editor component.
 */

package com.nokia.tools.variant.editor.actions;

import java.util.Map;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;

import com.nokia.tools.variant.common.ui.properties.fields.StringFieldEditor;
import com.nokia.tools.variant.editor.editors.CPFEditor;
import com.nokia.tools.variant.viewer.viewer.SettingsViewer;
import com.nokia.tools.variant.viewer.widgets.BaseConfMLWidget;

/**
 * Action serves to paste text to editor widgets as in standard text editing.
 */
public class PasteAction extends Action {

    private CPFEditor editor;
    private IWorkbenchWindow window;
    private Object control;

    /**
     * 
     * @param editor
     */
    public PasteAction(CPFEditor editor) {
        this.editor = editor;
        window = editor.getSite().getPage().getWorkbenchWindow();
    }

    /**
     * 
     * @param window
     */
    public PasteAction(IWorkbenchWindow window) {
        this.window = window;
    }

    /**
     * 
     * @param control
     */
    public PasteAction(Object control) {
        this.control = control;
        this.window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
    }

    public void init() {

        this.setId("paste");
        this.setAccelerator(SWT.CTRL + 'V');
        // this.setEnabled(false);
        this.setText("Paste");
        this.setToolTipText("Paste");

        this.setActionDefinitionId("org.eclipse.ui.edit.paste");
        ISharedImages sharedImages = window.getWorkbench().getSharedImages();
        this.setImageDescriptor(sharedImages.getImageDescriptor(ISharedImages.IMG_TOOL_PASTE));
        this.setDisabledImageDescriptor(sharedImages.getImageDescriptor(ISharedImages.IMG_TOOL_PASTE_DISABLED));
    }

    @Override
    public void run() {

        if (editor != null) {

            SettingsViewer settingsViewer = editor.getSettingsViewer();
            if (settingsViewer == null) {
                return;
            }

            ISelection selection = settingsViewer.getSelection();

            if (selection.isEmpty()) {
                if (editor.getSc().isFocused()) {
                    Text text = editor.getSc().getAutocmpleteText().getText();
                    text.paste();
                    text.update();
                }
                return;
            }

            if (selection instanceof StructuredSelection) {
                StructuredSelection structuredSelection = (StructuredSelection) selection;
                Map<Object, Composite> elementToWidgetMap = settingsViewer.getElementToWidgetMap();
                Composite composite = elementToWidgetMap.get(structuredSelection.getFirstElement());

                if (composite instanceof BaseConfMLWidget) {
                    BaseConfMLWidget baseConfMLWidget = (BaseConfMLWidget) composite;
                    baseConfMLWidget.paste();
                }
            }

        } else {

            if (control != null) {

                if (control instanceof StringFieldEditor) {
                    ((StringFieldEditor) control).paste();

                } else if (control instanceof Text) {
                    ((Text) control).paste();
                }
            }
        }
    }
}