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am c2543e8f: am 883329ca: Fix issue #6603152: User-adjustable autobrightness broken?

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* commit 'c2543e8f4e6c80ec506a72f96108b672b9fb4049':
  Fix issue #6603152: User-adjustable autobrightness broken?
This commit is contained in:
Dianne Hackborn
2012-06-04 15:59:06 -07:00
committed by Android Git Automerger
parent 54e599f3ce c2543e8f4e
commit 21c5536fff
1 changed files with 19 additions and 2 deletions
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21
src/com/android/settings/BrightnessPreference.java
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@@ -47,6 +47,8 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
private boolean mAutomaticAvailable;
private boolean mAutomaticMode;
private int mCurBrightness = -1;
private boolean mRestoredOldState;
// Backlight range is from 0 - 255. Need to make sure that user
@@ -60,6 +62,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
private ContentObserver mBrightnessObserver = new ContentObserver(new Handler()) {
@Override
public void onChange(boolean selfChange) {
mCurBrightness = -1;
onBrightnessChanged();
}
};
@@ -135,6 +138,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
: Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL);
mSeekBar.setProgress(getBrightness());
mSeekBar.setEnabled(!mAutomaticMode);
setBrightness(mSeekBar.getProgress(), false);
}
private int getBrightness() {
@@ -145,8 +149,12 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
Settings.System.SCREEN_AUTO_BRIGHTNESS_ADJ, 0);
brightness = (brightness+1)/2;
} else {
brightness = Settings.System.getInt(getContext().getContentResolver(),
Settings.System.SCREEN_BRIGHTNESS, 100);
if (mCurBrightness < 0) {
brightness = Settings.System.getInt(getContext().getContentResolver(),
Settings.System.SCREEN_BRIGHTNESS, 100);
} else {
brightness = mCurBrightness;
}
brightness = (brightness - mScreenBrightnessDim)
/ (MAXIMUM_BACKLIGHT - mScreenBrightnessDim);
}
@@ -199,6 +207,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
}
setBrightness(mOldBrightness, false);
mRestoredOldState = true;
mCurBrightness = -1;
}
private void setBrightness(int brightness, boolean write) {
@@ -229,9 +238,12 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
power.setBacklightBrightness(brightness);
}
if (write) {
mCurBrightness = -1;
final ContentResolver resolver = getContext().getContentResolver();
Settings.System.putInt(resolver,
Settings.System.SCREEN_BRIGHTNESS, brightness);
} else {
mCurBrightness = brightness;
}
} catch (RemoteException doe) {
}
@@ -255,6 +267,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
myState.progress = mSeekBar.getProgress();
myState.oldAutomatic = mOldAutomatic == 1;
myState.oldProgress = mOldBrightness;
myState.curBrightness = mCurBrightness;
// Restore the old state when the activity or dialog is being paused
restoreOldState();
@@ -275,6 +288,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
mOldAutomatic = myState.oldAutomatic ? 1 : 0;
setMode(myState.automatic ? 1 : 0);
setBrightness(myState.progress, false);
mCurBrightness = myState.curBrightness;
}
private static class SavedState extends BaseSavedState {
@@ -283,6 +297,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
boolean oldAutomatic;
int progress;
int oldProgress;
int curBrightness;
public SavedState(Parcel source) {
super(source);
@@ -290,6 +305,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
progress = source.readInt();
oldAutomatic = source.readInt() == 1;
oldProgress = source.readInt();
curBrightness = source.readInt();
}
@Override
@@ -299,6 +315,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
dest.writeInt(progress);
dest.writeInt(oldAutomatic ? 1 : 0);
dest.writeInt(oldProgress);
dest.writeInt(curBrightness);
}
public SavedState(Parcelable superState) {