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Diffstat (limited to 'src/com/android/launcher/WallpaperChooser.java')
| -rw-r--r-- | src/com/android/launcher/WallpaperChooser.java | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/com/android/launcher/WallpaperChooser.java b/src/com/android/launcher/WallpaperChooser.java new file mode 100644 index 000000000..268b571db --- /dev/null +++ b/src/com/android/launcher/WallpaperChooser.java @@ -0,0 +1,195 @@ +/* + * 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.app.Activity; +import android.os.Bundle; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.view.Window; +import android.view.View.OnClickListener; +import android.widget.AdapterView; +import android.widget.BaseAdapter; +import android.widget.Button; +import android.widget.Gallery; +import android.widget.ImageView; +import android.graphics.BitmapFactory; +import android.graphics.Bitmap; +import android.graphics.drawable.Drawable; + +import java.io.IOException; +import java.io.InputStream; + +public class WallpaperChooser extends Activity implements AdapterView.OnItemSelectedListener, + OnClickListener { + + private static final Integer[] THUMB_IDS = { + R.drawable.wallpaper_lake_small, + R.drawable.wallpaper_sunset_small, + R.drawable.wallpaper_beach_small, + R.drawable.wallpaper_snow_leopard_small, + R.drawable.wallpaper_path_small, + R.drawable.wallpaper_sunrise_small, + R.drawable.wallpaper_mountain_small, + R.drawable.wallpaper_ripples_small, + R.drawable.wallpaper_road_small, + R.drawable.wallpaper_jellyfish_small, + R.drawable.wallpaper_zanzibar_small, + R.drawable.wallpaper_blue_small, + R.drawable.wallpaper_grey_small, + R.drawable.wallpaper_green_small, + R.drawable.wallpaper_pink_small, + R.drawable.wallpaper_dale_chihuly_small, + R.drawable.wallpaper_john_maeda_small, + R.drawable.wallpaper_marc_ecko_small, + }; + + private static final Integer[] IMAGE_IDS = { + R.drawable.wallpaper_lake, + R.drawable.wallpaper_sunset, + R.drawable.wallpaper_beach, + R.drawable.wallpaper_snow_leopard, + R.drawable.wallpaper_path, + R.drawable.wallpaper_sunrise, + R.drawable.wallpaper_mountain, + R.drawable.wallpaper_ripples, + R.drawable.wallpaper_road, + R.drawable.wallpaper_jellyfish, + R.drawable.wallpaper_zanzibar, + R.drawable.wallpaper_blue, + R.drawable.wallpaper_grey, + R.drawable.wallpaper_green, + R.drawable.wallpaper_pink, + R.drawable.wallpaper_dale_chihuly, + R.drawable.wallpaper_john_maeda, + R.drawable.wallpaper_marc_ecko, + }; + + private Gallery mGallery; + private ImageView mImageView; + private boolean mIsWallpaperSet; + + private BitmapFactory.Options mOptions; + private Bitmap mBitmap; + + @Override + public void onCreate(Bundle icicle) { + super.onCreate(icicle); + requestWindowFeature(Window.FEATURE_NO_TITLE); + + setContentView(R.layout.wallpaper_chooser); + + mOptions = new BitmapFactory.Options(); + mOptions.inDither = false; + mOptions.inPreferredConfig = Bitmap.Config.ARGB_8888; + + mGallery = (Gallery) findViewById(R.id.gallery); + mGallery.setAdapter(new ImageAdapter(this)); + mGallery.setOnItemSelectedListener(this); + + Button b = (Button) findViewById(R.id.set); + b.setOnClickListener(this); + + mImageView = (ImageView) findViewById(R.id.wallpaper); + } + + @Override + protected void onResume() { + super.onResume(); + mIsWallpaperSet = false; + } + + public void onItemSelected(AdapterView parent, View v, int position, long id) { + final ImageView view = mImageView; + Bitmap b = BitmapFactory.decodeResource(getResources(), IMAGE_IDS[position], mOptions); + view.setImageBitmap(b); + + // Help the GC + if (mBitmap != null) { + mBitmap.recycle(); + } + mBitmap = b; + + final Drawable drawable = view.getDrawable(); + drawable.setFilterBitmap(true); + drawable.setDither(true); + } + + /* + * When using touch if you tap an image it triggers both the onItemClick and + * the onTouchEvent causing the wallpaper to be set twice. Ensure we only + * set the wallpaper once. + */ + private void selectWallpaper(int position) { + if (mIsWallpaperSet) { + return; + } + + mIsWallpaperSet = true; + try { + InputStream stream = getResources().openRawResource(IMAGE_IDS[position]); + setWallpaper(stream); + setResult(RESULT_OK); + finish(); + } catch (IOException e) { + Log.e(Launcher.LOG_TAG, "Failed to set wallpaper: " + e); + } + } + + public void onNothingSelected(AdapterView parent) { + } + + private class ImageAdapter extends BaseAdapter { + private LayoutInflater mLayoutInflater; + + ImageAdapter(WallpaperChooser context) { + mLayoutInflater = context.getLayoutInflater(); + } + + public int getCount() { + return THUMB_IDS.length; + } + + public Object getItem(int position) { + return position; + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + ImageView image; + + if (convertView == null) { + image = (ImageView) mLayoutInflater.inflate(R.layout.wallpaper_item, parent, false); + } else { + image = (ImageView) convertView; + } + + image.setImageResource(THUMB_IDS[position]); + image.getDrawable().setDither(true); + return image; + } + } + + public void onClick(View v) { + selectWallpaper(mGallery.getSelectedItemPosition()); + } +} |