src/com/android/launcher/LiveFolder.java

/*
 * Copyright (C) 2008 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.launcher;

import android.content.Context;
import android.content.Intent;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.AdapterView;
import android.net.Uri;
import android.provider.LiveFolders;

public class LiveFolder extends Folder {
    public LiveFolder(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    static LiveFolder fromXml(Context context, FolderInfo folderInfo) {
        final int layout = isDisplayModeList(folderInfo) ?
                R.layout.live_folder_list : R.layout.live_folder_grid;
        return (LiveFolder) LayoutInflater.from(context).inflate(layout, null);
    }

    private static boolean isDisplayModeList(FolderInfo folderInfo) {
        return ((LiveFolderInfo) folderInfo).displayMode ==
                LiveFolders.DISPLAY_MODE_LIST;
    }

    @Override
    public void onItemClick(AdapterView parent, View v, int position, long id) {
        LiveFolderAdapter.ViewHolder holder = (LiveFolderAdapter.ViewHolder) v.getTag();

        if (holder.useBaseIntent) {
            final Intent baseIntent = ((LiveFolderInfo) mInfo).baseIntent;
            if (baseIntent != null) {
                final Intent intent = new Intent(baseIntent);
                Uri uri = baseIntent.getData();
                uri = uri.buildUpon().appendPath(Long.toString(holder.id)).build();
                intent.setData(uri);
                mLauncher.startActivitySafely(intent);
            }
        } else if (holder.intent != null) {
            mLauncher.startActivitySafely(holder.intent);
        }
    }

    @Override
    public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
        return false;
    }

    void bind(FolderInfo info) {
        super.bind(info);
        setContentAdapter(new LiveFolderAdapter(mLauncher, (LiveFolderInfo) info));
    }

    @Override
    void onOpen() {
        super.onOpen();
        requestFocus();
    }

    @Override
    void onClose() {
        super.onClose();
        ((LiveFolderAdapter) mContent.getAdapter()).cleanup();
    }
}