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Introduce half-brightness icon in Power Control widget.

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Bug: 5358696
Change-Id: Iae484e786f4dd7a5e88078b69053f01425b79aef
This commit is contained in:
Amith Yamasani
2011-10-03 11:54:16 -07:00
parent 326f96c5dc
commit a9125d4d59
5 changed files with 43 additions and 22 deletions
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63
src/com/android/settings/widget/SettingsAppWidgetProvider.java
View File

@@ -100,6 +100,10 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
private static final int MINIMUM_BACKLIGHT = android.os.Power.BRIGHTNESS_DIM + 10;
private static final int MAXIMUM_BACKLIGHT = android.os.Power.BRIGHTNESS_ON;
private static final int DEFAULT_BACKLIGHT = (int) (android.os.Power.BRIGHTNESS_ON * 0.4f);
/** Minimum brightness at which the indicator is shown at half-full and ON */
private static final int HALF_BRIGHTNESS_THRESHOLD = (int) (0.3 * MAXIMUM_BACKLIGHT);
/** Minimum brightness at which the indicator is shown at full */
private static final int FULL_BRIGHTNESS_THRESHOLD = (int) (0.8 * MAXIMUM_BACKLIGHT);
private static final StateTracker sWifiState = new WifiStateTracker();
private static final StateTracker sBluetoothState = new BluetoothStateTracker();
@@ -580,6 +584,14 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
}
}
private static void checkObserver(Context context) {
if (sSettingsObserver == null) {
sSettingsObserver = new SettingsObserver(new Handler(),
context.getApplicationContext());
sSettingsObserver.startObserving();
}
}
@Override
public void onUpdate(Context context, AppWidgetManager appWidgetManager,
int[] appWidgetIds) {
@@ -598,11 +610,7 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
new ComponentName("com.android.settings", ".widget.SettingsAppWidgetProvider"),
PackageManager.COMPONENT_ENABLED_STATE_ENABLED,
PackageManager.DONT_KILL_APP);
if (sSettingsObserver == null) {
sSettingsObserver = new SettingsObserver(new Handler(),
context.getApplicationContext());
sSettingsObserver.startObserving();
}
checkObserver(context);
}
@Override
@@ -653,6 +661,7 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
// Update specific list of appWidgetIds if given, otherwise default to all
final AppWidgetManager gm = AppWidgetManager.getInstance(context);
gm.updateAppWidget(THIS_APPWIDGET, views);
checkObserver(context);
}
/**
@@ -669,19 +678,30 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
if (getBrightnessMode(context)) {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_auto_holo);
R.drawable.ic_appwidget_settings_brightness_auto_holo);
views.setImageViewResource(R.id.ind_brightness,
R.drawable.appwidget_settings_ind_on_r_holo);
} else if (getBrightness(context)) {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_full_holo);
views.setImageViewResource(R.id.ind_brightness,
R.drawable.appwidget_settings_ind_on_r_holo);
R.drawable.appwidget_settings_ind_on_r_holo);
} else {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_off_holo);
views.setImageViewResource(R.id.ind_brightness,
R.drawable.appwidget_settings_ind_off_r_holo);
final int brightness = getBrightness(context);
// Set the icon
if (brightness > FULL_BRIGHTNESS_THRESHOLD) {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_full_holo);
} else if (brightness > HALF_BRIGHTNESS_THRESHOLD) {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_half_holo);
} else {
views.setImageViewResource(R.id.img_brightness,
R.drawable.ic_appwidget_settings_brightness_off_holo);
}
// Set the ON state
if (brightness > HALF_BRIGHTNESS_THRESHOLD) {
views.setImageViewResource(R.id.ind_brightness,
R.drawable.appwidget_settings_ind_on_r_holo);
} else {
views.setImageViewResource(R.id.ind_brightness,
R.drawable.appwidget_settings_ind_off_r_holo);
}
}
}
@@ -747,24 +767,23 @@ public class SettingsAppWidgetProvider extends AppWidgetProvider {
}
/**
* Gets state of brightness.
* Gets brightness level.
*
* @param context
* @return true if more than moderately bright.
* @return brightness level between 0 and 255.
*/
private static boolean getBrightness(Context context) {
private static int getBrightness(Context context) {
try {
IPowerManager power = IPowerManager.Stub.asInterface(
ServiceManager.getService("power"));
if (power != null) {
int brightness = Settings.System.getInt(context.getContentResolver(),
Settings.System.SCREEN_BRIGHTNESS);
return brightness > 100;
return brightness;
}
} catch (Exception e) {
Log.d(TAG, "getBrightness: " + e);
}
return false;
return 0;
}
/**