src/com/android/gallery3d/app/DialogPicker.java

/*
 * Copyright (C) 2010 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.gallery3d.app;

import com.android.gallery3d.R;
import com.android.gallery3d.ui.GLRoot;
import com.android.gallery3d.ui.GLRootView;
import com.android.gallery3d.util.GalleryUtils;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;

public class DialogPicker extends AbstractGalleryActivity
        implements OnClickListener {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.dialog_picker);
        ((GLRootView) findViewById(R.id.gl_root_view)).setZOrderOnTop(true);
        findViewById(R.id.cancel).setOnClickListener(this);

        int typeBits = GalleryUtils.determineTypeBits(this, getIntent());
        setTitle(GalleryUtils.getSelectionModePrompt(typeBits));
        Intent intent = getIntent();
        Bundle extras = intent.getExtras();
        Bundle data = extras == null ? new Bundle() : new Bundle(extras);

        data.putBoolean(Gallery.KEY_GET_CONTENT, true);
        data.putString(AlbumSetPage.KEY_MEDIA_PATH,
                getDataManager().getTopSetPath(typeBits));
        getStateManager().startState(AlbumSetPage.class, data);
    }

    @Override
    public void onBackPressed() {
        // send the back event to the top sub-state
        GLRoot root = getGLRoot();
        root.lockRenderThread();
        try {
            getStateManager().getTopState().onBackPressed();
        } finally {
            root.unlockRenderThread();
        }
    }

    @Override
    public void onClick(View v) {
        if (v.getId() == R.id.cancel) finish();
    }
}