0b2bd8d11d
New layout for widget picker is still not up to final design, but this change prepares all the backend work Also, remove use of features filter from the picker, since this is being removed from the API Change-Id: I9b332e22cf34b98c20c720602c920d28aed01d6c
580 lines
22 KiB
Java
580 lines
22 KiB
Java
/*
|
|
* Copyright (C) 2012 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.settings;
|
|
|
|
import android.app.Activity;
|
|
import android.appwidget.AppWidgetHost;
|
|
import android.appwidget.AppWidgetManager;
|
|
import android.appwidget.AppWidgetProviderInfo;
|
|
import android.content.ActivityNotFoundException;
|
|
import android.content.Context;
|
|
import android.content.Intent;
|
|
import android.content.pm.PackageManager;
|
|
import android.content.pm.PackageManager.NameNotFoundException;
|
|
import android.content.pm.ResolveInfo;
|
|
import android.content.res.Resources;
|
|
import android.graphics.Bitmap;
|
|
import android.graphics.Canvas;
|
|
import android.graphics.ColorFilter;
|
|
import android.graphics.Paint;
|
|
import android.graphics.PaintFlagsDrawFilter;
|
|
import android.graphics.PixelFormat;
|
|
import android.graphics.Rect;
|
|
import android.graphics.drawable.BitmapDrawable;
|
|
import android.graphics.drawable.Drawable;
|
|
import android.graphics.drawable.PaintDrawable;
|
|
import android.os.Bundle;
|
|
import android.os.IBinder;
|
|
import android.os.RemoteException;
|
|
import android.os.ServiceManager;
|
|
import android.util.DisplayMetrics;
|
|
import android.util.Log;
|
|
import android.view.IWindowManager;
|
|
import android.view.LayoutInflater;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
import android.widget.AdapterView;
|
|
import android.widget.BaseAdapter;
|
|
import android.widget.GridView;
|
|
import android.widget.TextView;
|
|
import android.widget.Toast;
|
|
|
|
import com.android.internal.widget.LockPatternUtils;
|
|
|
|
import java.util.List;
|
|
|
|
/**
|
|
* Displays a list of {@link AppWidgetProviderInfo} widgets, along with any
|
|
* injected special widgets specified through
|
|
* {@link AppWidgetManager#EXTRA_CUSTOM_INFO} and
|
|
* {@link AppWidgetManager#EXTRA_CUSTOM_EXTRAS}.
|
|
* <p>
|
|
* When an installed {@link AppWidgetProviderInfo} is selected, this activity
|
|
* will bind it to the given {@link AppWidgetManager#EXTRA_APPWIDGET_ID},
|
|
* otherwise it will return the requested extras.
|
|
*/
|
|
public class KeyguardAppWidgetPickActivity extends Activity
|
|
implements GridView.OnItemClickListener,
|
|
AppWidgetLoader.ItemConstructor<KeyguardAppWidgetPickActivity.Item> {
|
|
private static final String TAG = "KeyguardAppWidgetPickActivity";
|
|
private static final int REQUEST_PICK_APPWIDGET = 126;
|
|
private static final int REQUEST_CREATE_APPWIDGET = 127;
|
|
|
|
private AppWidgetLoader<Item> mAppWidgetLoader;
|
|
private List<Item> mItems;
|
|
private GridView mGridView;
|
|
private AppWidgetManager mAppWidgetManager;
|
|
private int mAppWidgetId;
|
|
// Might make it possible to make this be false in future
|
|
private boolean mAddingToKeyguard = true;
|
|
private Intent mResultData;
|
|
private LockPatternUtils mLockPatternUtils;
|
|
private boolean mSuccess;
|
|
|
|
@Override
|
|
protected void onCreate(Bundle savedInstanceState) {
|
|
setContentView(R.layout.keyguard_appwidget_pick_layout);
|
|
super.onCreate(savedInstanceState);
|
|
|
|
// Set default return data
|
|
setResultData(RESULT_CANCELED, null);
|
|
|
|
// Read the appWidgetId passed our direction, otherwise bail if not found
|
|
final Intent intent = getIntent();
|
|
if (intent.hasExtra(AppWidgetManager.EXTRA_APPWIDGET_ID)) {
|
|
mAppWidgetId = intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID,
|
|
AppWidgetManager.INVALID_APPWIDGET_ID);
|
|
} else {
|
|
finish();
|
|
}
|
|
|
|
mGridView = (GridView) findViewById(R.id.widget_list);
|
|
mAppWidgetManager = AppWidgetManager.getInstance(this);
|
|
mAppWidgetLoader = new AppWidgetLoader<Item>(this, mAppWidgetManager, this);
|
|
mItems = mAppWidgetLoader.getItems(getIntent());
|
|
AppWidgetAdapter adapter = new AppWidgetAdapter(this, mItems);
|
|
mGridView.setAdapter(adapter);
|
|
mGridView.setOnItemClickListener(this);
|
|
|
|
mLockPatternUtils = new LockPatternUtils(this); // TEMP-- we want to delete this
|
|
}
|
|
|
|
/**
|
|
* Convenience method for setting the result code and intent. This method
|
|
* correctly injects the {@link AppWidgetManager#EXTRA_APPWIDGET_ID} that
|
|
* most hosts expect returned.
|
|
*/
|
|
void setResultData(int code, Intent intent) {
|
|
Intent result = intent != null ? intent : new Intent();
|
|
result.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId);
|
|
mResultData = result;
|
|
setResult(code, result);
|
|
}
|
|
|
|
private static class EmptyDrawable extends Drawable {
|
|
private final int mWidth;
|
|
private final int mHeight;
|
|
|
|
EmptyDrawable(int width, int height) {
|
|
mWidth = width;
|
|
mHeight = height;
|
|
}
|
|
|
|
@Override
|
|
public int getIntrinsicWidth() {
|
|
return mWidth;
|
|
}
|
|
|
|
@Override
|
|
public int getIntrinsicHeight() {
|
|
return mHeight;
|
|
}
|
|
|
|
@Override
|
|
public int getMinimumWidth() {
|
|
return mWidth;
|
|
}
|
|
|
|
@Override
|
|
public int getMinimumHeight() {
|
|
return mHeight;
|
|
}
|
|
|
|
@Override
|
|
public void draw(Canvas canvas) {
|
|
}
|
|
|
|
@Override
|
|
public void setAlpha(int alpha) {
|
|
}
|
|
|
|
@Override
|
|
public void setColorFilter(ColorFilter cf) {
|
|
}
|
|
|
|
@Override
|
|
public int getOpacity() {
|
|
return PixelFormat.TRANSLUCENT;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Utility class to resize icons to match default icon size. Code is mostly
|
|
* borrowed from Launcher.
|
|
*/
|
|
private static class IconResizer {
|
|
private final int mIconWidth;
|
|
private final int mIconHeight;
|
|
|
|
private final DisplayMetrics mMetrics;
|
|
private final Rect mOldBounds = new Rect();
|
|
private final Canvas mCanvas = new Canvas();
|
|
|
|
public IconResizer(int width, int height, DisplayMetrics metrics) {
|
|
mCanvas.setDrawFilter(new PaintFlagsDrawFilter(Paint.DITHER_FLAG,
|
|
Paint.FILTER_BITMAP_FLAG));
|
|
|
|
mMetrics = metrics;
|
|
mIconWidth = width;
|
|
mIconHeight = height;
|
|
}
|
|
|
|
/**
|
|
* Returns a Drawable representing the thumbnail of the specified Drawable.
|
|
* The size of the thumbnail is defined by the dimension
|
|
* android.R.dimen.launcher_application_icon_size.
|
|
*
|
|
* This method is not thread-safe and should be invoked on the UI thread only.
|
|
*
|
|
* @param icon The icon to get a thumbnail of.
|
|
*
|
|
* @return A thumbnail for the specified icon or the icon itself if the
|
|
* thumbnail could not be created.
|
|
*/
|
|
public Drawable createIconThumbnail(Drawable icon) {
|
|
int width = mIconWidth;
|
|
int height = mIconHeight;
|
|
|
|
if (icon == null) {
|
|
return new EmptyDrawable(width, height);
|
|
}
|
|
|
|
try {
|
|
if (icon instanceof PaintDrawable) {
|
|
PaintDrawable painter = (PaintDrawable) icon;
|
|
painter.setIntrinsicWidth(width);
|
|
painter.setIntrinsicHeight(height);
|
|
} else if (icon instanceof BitmapDrawable) {
|
|
// Ensure the bitmap has a density.
|
|
BitmapDrawable bitmapDrawable = (BitmapDrawable) icon;
|
|
Bitmap bitmap = bitmapDrawable.getBitmap();
|
|
if (bitmap.getDensity() == Bitmap.DENSITY_NONE) {
|
|
bitmapDrawable.setTargetDensity(mMetrics);
|
|
}
|
|
}
|
|
int iconWidth = icon.getIntrinsicWidth();
|
|
int iconHeight = icon.getIntrinsicHeight();
|
|
|
|
if (iconWidth > 0 && iconHeight > 0) {
|
|
if (width < iconWidth || height < iconHeight) {
|
|
final float ratio = (float) iconWidth / iconHeight;
|
|
|
|
if (iconWidth > iconHeight) {
|
|
height = (int) (width / ratio);
|
|
} else if (iconHeight > iconWidth) {
|
|
width = (int) (height * ratio);
|
|
}
|
|
|
|
final Bitmap.Config c = icon.getOpacity() != PixelFormat.OPAQUE ?
|
|
Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565;
|
|
final Bitmap thumb = Bitmap.createBitmap(mIconWidth, mIconHeight, c);
|
|
final Canvas canvas = mCanvas;
|
|
canvas.setBitmap(thumb);
|
|
// Copy the old bounds to restore them later
|
|
// If we were to do oldBounds = icon.getBounds(),
|
|
// the call to setBounds() that follows would
|
|
// change the same instance and we would lose the
|
|
// old bounds
|
|
mOldBounds.set(icon.getBounds());
|
|
final int x = (mIconWidth - width) / 2;
|
|
final int y = (mIconHeight - height) / 2;
|
|
icon.setBounds(x, y, x + width, y + height);
|
|
icon.draw(canvas);
|
|
icon.setBounds(mOldBounds);
|
|
//noinspection deprecation
|
|
icon = new BitmapDrawable(thumb);
|
|
((BitmapDrawable) icon).setTargetDensity(mMetrics);
|
|
canvas.setBitmap(null);
|
|
} else if (iconWidth < width && iconHeight < height) {
|
|
final Bitmap.Config c = Bitmap.Config.ARGB_8888;
|
|
final Bitmap thumb = Bitmap.createBitmap(mIconWidth, mIconHeight, c);
|
|
final Canvas canvas = mCanvas;
|
|
canvas.setBitmap(thumb);
|
|
mOldBounds.set(icon.getBounds());
|
|
final int x = (width - iconWidth) / 2;
|
|
final int y = (height - iconHeight) / 2;
|
|
icon.setBounds(x, y, x + iconWidth, y + iconHeight);
|
|
icon.draw(canvas);
|
|
icon.setBounds(mOldBounds);
|
|
//noinspection deprecation
|
|
icon = new BitmapDrawable(thumb);
|
|
((BitmapDrawable) icon).setTargetDensity(mMetrics);
|
|
canvas.setBitmap(null);
|
|
}
|
|
}
|
|
|
|
} catch (Throwable t) {
|
|
icon = new EmptyDrawable(width, height);
|
|
}
|
|
|
|
return icon;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Item that appears in the AppWidget picker grid.
|
|
*/
|
|
public static class Item implements AppWidgetLoader.LabelledItem {
|
|
protected static IconResizer sResizer;
|
|
|
|
protected IconResizer getResizer(Context context) {
|
|
if (sResizer == null) {
|
|
final Resources resources = context.getResources();
|
|
int size = (int) resources.getDimension(android.R.dimen.app_icon_size);
|
|
sResizer = new IconResizer(size, size, resources.getDisplayMetrics());
|
|
}
|
|
return sResizer;
|
|
}
|
|
CharSequence label;
|
|
Drawable icon;
|
|
String packageName;
|
|
String className;
|
|
Bundle extras;
|
|
|
|
/**
|
|
* Create a list item from given label and icon.
|
|
*/
|
|
Item(Context context, CharSequence label, Drawable icon) {
|
|
this.label = label;
|
|
this.icon = getResizer(context).createIconThumbnail(icon);
|
|
}
|
|
|
|
/**
|
|
* Create a list item and fill it with details from the given
|
|
* {@link ResolveInfo} object.
|
|
*/
|
|
Item(Context context, PackageManager pm, ResolveInfo resolveInfo) {
|
|
label = resolveInfo.loadLabel(pm);
|
|
if (label == null && resolveInfo.activityInfo != null) {
|
|
label = resolveInfo.activityInfo.name;
|
|
}
|
|
|
|
icon = getResizer(context).createIconThumbnail(resolveInfo.loadIcon(pm));
|
|
packageName = resolveInfo.activityInfo.applicationInfo.packageName;
|
|
className = resolveInfo.activityInfo.name;
|
|
}
|
|
|
|
/**
|
|
* Build the {@link Intent} described by this item. If this item
|
|
* can't create a valid {@link android.content.ComponentName}, it will return
|
|
* {@link Intent#ACTION_CREATE_SHORTCUT} filled with the item label.
|
|
*/
|
|
Intent getIntent() {
|
|
Intent intent = new Intent();
|
|
if (packageName != null && className != null) {
|
|
// Valid package and class, so fill details as normal intent
|
|
intent.setClassName(packageName, className);
|
|
if (extras != null) {
|
|
intent.putExtras(extras);
|
|
}
|
|
} else {
|
|
// No valid package or class, so treat as shortcut with label
|
|
intent.setAction(Intent.ACTION_CREATE_SHORTCUT);
|
|
intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, label);
|
|
}
|
|
return intent;
|
|
}
|
|
|
|
public CharSequence getLabel() {
|
|
return label;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Item createItem(Context context, AppWidgetProviderInfo info, Bundle extras) {
|
|
CharSequence label = info.label;
|
|
Drawable icon = null;
|
|
|
|
if (info.icon != 0) {
|
|
try {
|
|
final Resources res = context.getResources();
|
|
final int density = res.getDisplayMetrics().densityDpi;
|
|
int iconDensity;
|
|
switch (density) {
|
|
case DisplayMetrics.DENSITY_MEDIUM:
|
|
iconDensity = DisplayMetrics.DENSITY_LOW;
|
|
case DisplayMetrics.DENSITY_TV:
|
|
iconDensity = DisplayMetrics.DENSITY_MEDIUM;
|
|
case DisplayMetrics.DENSITY_HIGH:
|
|
iconDensity = DisplayMetrics.DENSITY_MEDIUM;
|
|
case DisplayMetrics.DENSITY_XHIGH:
|
|
iconDensity = DisplayMetrics.DENSITY_HIGH;
|
|
case DisplayMetrics.DENSITY_XXHIGH:
|
|
iconDensity = DisplayMetrics.DENSITY_XHIGH;
|
|
default:
|
|
// The density is some abnormal value. Return some other
|
|
// abnormal value that is a reasonable scaling of it.
|
|
iconDensity = (int)((density*0.75f)+.5f);
|
|
}
|
|
Resources packageResources = getPackageManager().
|
|
getResourcesForApplication(info.provider.getPackageName());
|
|
icon = packageResources.getDrawableForDensity(info.icon, iconDensity);
|
|
} catch (NameNotFoundException e) {
|
|
Log.w(TAG, "Can't load icon drawable 0x" + Integer.toHexString(info.icon)
|
|
+ " for provider: " + info.provider);
|
|
}
|
|
if (icon == null) {
|
|
Log.w(TAG, "Can't load icon drawable 0x" + Integer.toHexString(info.icon)
|
|
+ " for provider: " + info.provider);
|
|
}
|
|
}
|
|
|
|
Item item = new Item(context, label, icon);
|
|
item.packageName = info.provider.getPackageName();
|
|
item.className = info.provider.getClassName();
|
|
item.extras = extras;
|
|
return item;
|
|
}
|
|
|
|
protected static class AppWidgetAdapter extends BaseAdapter {
|
|
private final LayoutInflater mInflater;
|
|
private final List<Item> mItems;
|
|
|
|
/**
|
|
* Create an adapter for the given items.
|
|
*/
|
|
public AppWidgetAdapter(Context context, List<Item> items) {
|
|
mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
|
|
mItems = items;
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public int getCount() {
|
|
return mItems.size();
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public Object getItem(int position) {
|
|
return mItems.get(position);
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public long getItemId(int position) {
|
|
return position;
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public View getView(int position, View convertView, ViewGroup parent) {
|
|
if (convertView == null) {
|
|
convertView = mInflater.inflate(R.layout.keyguard_appwidget_item, parent, false);
|
|
}
|
|
|
|
Item item = (Item) getItem(position);
|
|
TextView textView = (TextView) convertView.findViewById(R.id.icon_and_label);
|
|
textView.setText(item.label);
|
|
textView.setCompoundDrawablesWithIntrinsicBounds(item.icon, null, null, null);
|
|
|
|
return convertView;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
|
|
Item item = mItems.get(position);
|
|
Intent intent = item.getIntent();
|
|
|
|
int result;
|
|
if (item.extras != null) {
|
|
// If these extras are present it's because this entry is custom.
|
|
// Don't try to bind it, just pass it back to the app.
|
|
result = RESULT_OK;
|
|
setResultData(result, intent);
|
|
} else {
|
|
try {
|
|
Bundle options = null;
|
|
if (intent.getExtras() != null) {
|
|
options = intent.getExtras().getBundle(
|
|
AppWidgetManager.EXTRA_APPWIDGET_OPTIONS);
|
|
}
|
|
mAppWidgetManager.bindAppWidgetId(mAppWidgetId, intent.getComponent(), options);
|
|
result = RESULT_OK;
|
|
} catch (IllegalArgumentException e) {
|
|
// This is thrown if they're already bound, or otherwise somehow
|
|
// bogus. Set the result to canceled, and exit. The app *should*
|
|
// clean up at this point. We could pass the error along, but
|
|
// it's not clear that that's useful -- the widget will simply not
|
|
// appear.
|
|
result = RESULT_CANCELED;
|
|
}
|
|
setResultData(result, null);
|
|
}
|
|
if (mAddingToKeyguard) {
|
|
onActivityResult(REQUEST_PICK_APPWIDGET, result, mResultData);
|
|
} else {
|
|
finish();
|
|
}
|
|
}
|
|
|
|
protected void onDestroy() {
|
|
if (!mSuccess && mAddingToKeyguard &&
|
|
mAppWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID) {
|
|
AppWidgetHost.deleteAppWidgetIdForSystem(mAppWidgetId);
|
|
}
|
|
super.onDestroy();
|
|
}
|
|
|
|
@Override
|
|
public void onActivityResult(int requestCode, int resultCode, Intent data) {
|
|
super.onActivityResult(requestCode, resultCode, data);
|
|
if (requestCode == REQUEST_PICK_APPWIDGET || requestCode == REQUEST_CREATE_APPWIDGET) {
|
|
int appWidgetId = (data == null) ? -1 : data.getIntExtra(
|
|
AppWidgetManager.EXTRA_APPWIDGET_ID, -1);
|
|
if ((requestCode == REQUEST_PICK_APPWIDGET) &&
|
|
resultCode == Activity.RESULT_OK) {
|
|
AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(this);
|
|
boolean defaultWidget =
|
|
data.getBooleanExtra(LockPatternUtils.EXTRA_DEFAULT_WIDGET, false);
|
|
|
|
AppWidgetProviderInfo appWidget = null;
|
|
if (!defaultWidget) {
|
|
appWidget = appWidgetManager.getAppWidgetInfo(appWidgetId);
|
|
}
|
|
|
|
if (!defaultWidget && appWidget.configure != null) {
|
|
// Launch over to configure widget, if needed
|
|
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE);
|
|
intent.setComponent(appWidget.configure);
|
|
intent.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
|
|
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
|
|
|
|
startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET);
|
|
} else {
|
|
// Otherwise just add it
|
|
if (defaultWidget) {
|
|
// If we selected "none", delete the allocated id
|
|
AppWidgetHost.deleteAppWidgetIdForSystem(appWidgetId);
|
|
data.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID,
|
|
LockPatternUtils.ID_DEFAULT_STATUS_WIDGET);
|
|
}
|
|
onActivityResult(REQUEST_CREATE_APPWIDGET, Activity.RESULT_OK, data);
|
|
}
|
|
} else if (requestCode == REQUEST_CREATE_APPWIDGET && resultCode == Activity.RESULT_OK) {
|
|
mSuccess = true;
|
|
mLockPatternUtils.addAppWidget(appWidgetId, 0);
|
|
finishDelayedAndShowLockScreen();
|
|
} else {
|
|
finishDelayedAndShowLockScreen();
|
|
}
|
|
}
|
|
}
|
|
|
|
private void finishDelayedAndShowLockScreen() {
|
|
IBinder b = ServiceManager.getService(Context.WINDOW_SERVICE);
|
|
IWindowManager iWm = IWindowManager.Stub.asInterface(b);
|
|
try {
|
|
iWm.lockNow(null);
|
|
} catch (RemoteException e) {
|
|
}
|
|
|
|
// Change background to all black
|
|
ViewGroup root = (ViewGroup) findViewById(R.id.layout_root);
|
|
root.setBackgroundColor(0xFF000000);
|
|
// Hide all children
|
|
final int childCount = root.getChildCount();
|
|
for (int i = 0; i < childCount; i++) {
|
|
root.getChildAt(i).setVisibility(View.INVISIBLE);
|
|
}
|
|
mGridView.postDelayed(new Runnable() {
|
|
public void run() {
|
|
finish();
|
|
}
|
|
}, 500);
|
|
}
|
|
|
|
void startActivityForResultSafely(Intent intent, int requestCode) {
|
|
try {
|
|
startActivityForResult(intent, requestCode);
|
|
} catch (ActivityNotFoundException e) {
|
|
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
|
|
} catch (SecurityException e) {
|
|
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
|
|
Log.e(TAG, "Settings does not have the permission to launch " + intent, e);
|
|
}
|
|
}
|
|
}
|