gecko/mobile/android/base/LauncherShortcuts.java.in

207 lines
7.4 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#filter substitution
package @ANDROID_PACKAGE_NAME@;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.DisplayMetrics;
import android.view.Window;
import android.widget.SimpleAdapter;
import android.widget.Toast;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONTokener;
import org.mozilla.gecko.GeckoApp;
import org.mozilla.gecko.GeckoProfile;
import org.mozilla.gecko.R;
import org.mozilla.gecko.WebAppAllocator;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
public class LauncherShortcuts extends Activity {
private ArrayList <HashMap<String, String>> mWebappsList;
private File mWebappsFolder;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.launch_app_list);
final Intent intent = getIntent();
final String action = intent.getAction();
if (Intent.ACTION_CREATE_SHORTCUT.equals(action)) {
// Doing it as a background task, as it involves file access
new FetchWebApps().execute();
}
}
public void onListItemClick(int id) {
HashMap<String, String> map = mWebappsList.get(id);
String uri = map.get("uri").toString();
String title = map.get("title").toString();
String appKey = map.get("appKey").toString();
String favicon = map.get("favicon").toString();
File manifestFile = new File(mWebappsFolder, appKey + "/manifest.json");
// Parse the contents into a string
String manifestJson = new String();
try {
BufferedReader in = new BufferedReader(new FileReader(manifestFile));
String line = new String();
while ((line = in.readLine()) != null) {
manifestJson += line;
}
} catch (IOException e) { }
try {
JSONObject manifest = (JSONObject) new JSONTokener(manifestJson).nextValue();
uri += manifest.getString("launch_path");
} catch (JSONException e) { }
WebAppAllocator allocator = WebAppAllocator.getInstance(this);
int index = allocator.findAndAllocateIndex(uri, title, favicon);
Intent shortcutintent = new Intent(GeckoApp.ACTION_WEBAPP_PREFIX + index);
shortcutintent.setClassName(this, GeckoApp.mAppContext.getPackageName() + ".WebApps$WebApp" + index);
shortcutintent.putExtra("args", "--webapp=" + uri);
Intent intent = new Intent();
intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, title);
intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutintent);
DisplayMetrics dm = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(dm);
int size;
switch (dm.densityDpi) {
case DisplayMetrics.DENSITY_MEDIUM:
size = 48;
break;
case DisplayMetrics.DENSITY_HIGH:
size = 72;
break;
default:
size = 72;
}
Bitmap bitmap = BitmapFactory.decodeFile(favicon);
if (bitmap != null) {
Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmap, size, size, true);
intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, scaledBitmap);
}
// Now, return the result to the launcher
setResult(RESULT_OK, intent);
finish();
}
private class FetchWebApps extends AsyncTask<Void, Void, Void> {
@Override
protected Void doInBackground(Void... unused) {
mWebappsList = null;
Context context = getApplicationContext();
GeckoProfile profile = GeckoProfile.get(context);
String webappsJson = null;
try {
webappsJson = profile.readFile("webapps" + File.separatorChar + "webapps.json");
} catch (IOException ioe) {
// unable to load the file, leave webappsJson as null
}
if (TextUtils.isEmpty(webappsJson))
return null;
mWebappsList = new ArrayList<HashMap<String, String>>();
try {
JSONObject webApps = (JSONObject) new JSONTokener(webappsJson).nextValue();
@SuppressWarnings("rawtypes") Iterator appKeys = webApps.keys();
HashMap<String, String> map;
while (appKeys.hasNext()) {
String appKey = (String)appKeys.next();
JSONObject app = webApps.getJSONObject(appKey);
map = new HashMap<String, String>();
map.put("appKey", appKey);
map.put("favicon", mWebappsFolder.getPath() + "/" + appKey + "/icon.png");
map.put("title", app.getString("title"));
map.put("uri", app.getString("appURI"));
mWebappsList.add(map);
}
} catch (JSONException e) {}
return null;
}
@Override
protected void onPostExecute(Void unused) {
if (mWebappsList != null) {
AlertDialog.Builder builder;
if (android.os.Build.VERSION.SDK_INT >= 11) {
builder = new AlertDialog.Builder(LauncherShortcuts.this, AlertDialog.THEME_HOLO_LIGHT);
} else {
builder = new AlertDialog.Builder(LauncherShortcuts.this);
}
builder.setTitle(R.string.launcher_shortcuts_title);
builder.setAdapter(new SimpleAdapter(
LauncherShortcuts.this,
mWebappsList,
R.layout.launch_app_listitem,
new String[] { "favicon", "title" },
new int[] { R.id.favicon, R.id.title }
), new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
dialog.dismiss();
onListItemClick(id);
finish();
}
});
builder.setOnCancelListener(new DialogInterface.OnCancelListener() {
public void onCancel(DialogInterface dialog) {
dialog.dismiss();
finish();
}
});
builder.create().show();
} else {
Toast.makeText(LauncherShortcuts.this, R.string.launcher_shortcuts_empty, Toast.LENGTH_LONG).show();
finish();
}
}
}
}