SaveImageAction.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.ide.eclipse.gltrace.views;

import com.android.ide.eclipse.gltrace.widgets.ImageCanvas;

import org.eclipse.jface.action.Action;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;

import java.io.File;

public class SaveImageAction extends Action {
    private static String sLastUsedPath;

    private ImageCanvas mImageCanvas;

    public SaveImageAction(ImageCanvas canvas) {
        super("Save Image",
                PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(
                        ISharedImages.IMG_ETOOL_SAVEAS_EDIT));
        setToolTipText("Save Image");
        mImageCanvas = canvas;
    }

    @Override
    public void run() {
        FileDialog fd = new FileDialog(mImageCanvas.getShell(), SWT.SAVE);
        fd.setFilterExtensions(new String[] { "*.png" });
        if (sLastUsedPath != null) {
            fd.setFilterPath(sLastUsedPath);
        }

        String path = fd.open();
        if (path == null) {
            return;
        }

        File f = new File(path);
        sLastUsedPath = f.getParent();
        mImageCanvas.exportImageTo(f);
    }
}