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Diffstat (limited to 'src/com/android/camera/Wallpaper.java')
| -rw-r--r-- | src/com/android/camera/Wallpaper.java | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/src/com/android/camera/Wallpaper.java b/src/com/android/camera/Wallpaper.java new file mode 100644 index 0000000..5c7d0e5 --- /dev/null +++ b/src/com/android/camera/Wallpaper.java @@ -0,0 +1,206 @@ +/* + * Copyright (C) 2007 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.camera; + + +import android.app.Activity; +import android.app.ProgressDialog; +import android.content.Context; +import android.content.Intent; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.net.Uri; +import android.os.Bundle; +import android.os.Handler; +import android.os.Message; +import android.provider.MediaStore; +import android.util.Log; + +import java.io.IOException; +import java.io.InputStream; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; + +/** + * Wallpaper picker for the camera application. This just redirects to the standard pick action. + */ +public class Wallpaper extends Activity { + private static final String LOG_TAG = "Camera"; + static final int PHOTO_PICKED = 1; + static final int CROP_DONE = 2; + + static final int SHOW_PROGRESS = 0; + static final int FINISH = 1; + + static final String sDoLaunchIcicle = "do_launch"; + static final String sTempFilePathIcicle = "temp_file_path"; + + private ProgressDialog mProgressDialog = null; + private boolean mDoLaunch = true; + private String mTempFilePath; + + private Handler mHandler = new Handler() { + @Override + public void handleMessage(Message msg) { + switch (msg.what) { + case SHOW_PROGRESS: { + CharSequence c = getText(R.string.wallpaper); + mProgressDialog = ProgressDialog.show(Wallpaper.this, "", c, true, false); + break; + } + + case FINISH: { + closeProgressDialog(); + setResult(RESULT_OK); + finish(); + break; + } + } + } + }; + + static class SetWallpaperThread extends Thread { + private final Bitmap mBitmap; + private final Handler mHandler; + private final Context mContext; + private final File mFile; + + public SetWallpaperThread(Bitmap bitmap, Handler handler, Context context, File file) { + mBitmap = bitmap; + mHandler = handler; + mContext = context; + mFile = file; + } + + @Override + public void run() { + try { + mContext.setWallpaper(mBitmap); + } catch (IOException e) { + Log.e(LOG_TAG, "Failed to set wallpaper.", e); + } finally { + mHandler.sendEmptyMessage(FINISH); + mFile.delete(); + } + } + } + + private synchronized void closeProgressDialog() { + if (mProgressDialog != null) { + mProgressDialog.dismiss(); + mProgressDialog = null; + } + } + + @Override + protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + if (icicle != null) { + mDoLaunch = icicle.getBoolean(sDoLaunchIcicle); + mTempFilePath = icicle.getString(sTempFilePathIcicle); + } + } + + @Override + protected void onSaveInstanceState(Bundle icicle) { + icicle.putBoolean(sDoLaunchIcicle, mDoLaunch); + icicle.putString(sTempFilePathIcicle, mTempFilePath); + } + + @Override + protected void onPause() { + closeProgressDialog(); + super.onPause(); + } + + @Override + protected void onResume() { + super.onResume(); + + if (!mDoLaunch) { + return; + } + Uri imageToUse = getIntent().getData(); + if (imageToUse != null) { + Intent intent = new Intent(); + intent.setClassName("com.android.camera", "com.android.camera.CropImage"); + intent.setData(imageToUse); + formatIntent(intent); + startActivityForResult(intent, CROP_DONE); + } else { + Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null); + intent.setType("image/*"); + intent.putExtra("crop", "true"); + formatIntent(intent); + startActivityForResult(intent, PHOTO_PICKED); + } + } + + protected void formatIntent(Intent intent) { + // TODO: A temporary file is NOT necessary + // The CropImage intent should be able to set the wallpaper directly + // without writing to a file, which we then need to read here to write + // it again as the final wallpaper, this is silly + File f = getFileStreamPath("temp-wallpaper"); + (new File(f.getParent())).mkdirs(); + mTempFilePath = f.toString(); + f.delete(); + + int width = getWallpaperDesiredMinimumWidth(); + int height = getWallpaperDesiredMinimumHeight(); + intent.putExtra("outputX", width); + intent.putExtra("outputY", height); + intent.putExtra("aspectX", width); + intent.putExtra("aspectY", height); + intent.putExtra("scale", true); + intent.putExtra("noFaceDetection", true); + intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.parse("file:/" + mTempFilePath)); + intent.putExtra("outputFormat", Bitmap.CompressFormat.PNG.name()); + // TODO: we should have an extra called "setWallpaper" to ask CropImage to + // set the cropped image as a wallpaper directly + // This means the SetWallpaperThread should be moved out of this class to CropImage + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + if ((requestCode == PHOTO_PICKED || requestCode == CROP_DONE) && (resultCode == RESULT_OK) + && (data != null)) { + try { + File tempFile = new File(mTempFilePath); + InputStream s = new FileInputStream(tempFile); + Bitmap bitmap = BitmapFactory.decodeStream(s); + if (bitmap == null) { + Log.e(LOG_TAG, "Failed to set wallpaper. Couldn't get bitmap for path " + mTempFilePath); + } else { + if (android.util.Config.LOGV) + Log.v(LOG_TAG, "bitmap size is " + bitmap.getWidth() + " / " + bitmap.getHeight()); + mHandler.sendEmptyMessage(SHOW_PROGRESS); + new SetWallpaperThread(bitmap, mHandler, this, tempFile).start(); + } + mDoLaunch = false; + } catch (FileNotFoundException ex) { + + } catch (IOException ex) { + + } + } else { + setResult(RESULT_CANCELED); + finish(); + } + } +} |