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Use new power manager API.

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Change-Id: If0c58a9bee05ec0de434879e78cd95299e54e3fe
This commit is contained in:
Jeff Brown
2012-08-10 17:25:19 -07:00
parent e62c9069f6
commit 748ba16a04
2 changed files with 39 additions and 44 deletions
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25
src/com/android/settings/BrightnessPreference.java
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@@ -24,6 +24,7 @@ import android.os.Handler;
import android.os.IPowerManager;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.PowerManager;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.preference.SeekBarDialogPreference;
@@ -37,6 +38,8 @@ import android.widget.SeekBar;
public class BrightnessPreference extends SeekBarDialogPreference implements
SeekBar.OnSeekBarChangeListener, CheckBox.OnCheckedChangeListener {
private final int mScreenBrightnessMinimum;
private final int mScreenBrightnessMaximum;
private SeekBar mSeekBar;
private CheckBox mCheckBox;
@@ -51,12 +54,6 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
private boolean mRestoredOldState;
// Backlight range is from 0 - 255. Need to make sure that user
// doesn't set the backlight to 0 and get stuck
private int mScreenBrightnessDim =
getContext().getResources().getInteger(com.android.internal.R.integer.config_screenBrightnessDim);
private static final int MAXIMUM_BACKLIGHT = android.os.PowerManager.BRIGHTNESS_ON;
private static final int SEEK_BAR_RANGE = 10000;
private ContentObserver mBrightnessObserver = new ContentObserver(new Handler()) {
@@ -77,6 +74,10 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
public BrightnessPreference(Context context, AttributeSet attrs) {
super(context, attrs);
PowerManager pm = (PowerManager)context.getSystemService(Context.POWER_SERVICE);
mScreenBrightnessMinimum = pm.getMinimumScreenBrightnessSetting();
mScreenBrightnessMaximum = pm.getMaximumScreenBrightnessSetting();
mAutomaticAvailable = context.getResources().getBoolean(
com.android.internal.R.bool.config_automatic_brightness_available);
@@ -155,8 +156,8 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
} else {
brightness = mCurBrightness;
}
brightness = (brightness - mScreenBrightnessDim)
/ (MAXIMUM_BACKLIGHT - mScreenBrightnessDim);
brightness = (brightness - mScreenBrightnessMinimum)
/ (mScreenBrightnessMaximum - mScreenBrightnessMinimum);
}
return (int)(brightness*SEEK_BAR_RANGE);
}
@@ -218,7 +219,7 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
IPowerManager power = IPowerManager.Stub.asInterface(
ServiceManager.getService("power"));
if (power != null) {
power.setAutoBrightnessAdjustment(valf);
power.setTemporaryScreenAutoBrightnessAdjustmentSettingOverride(valf);
}
if (write) {
final ContentResolver resolver = getContext().getContentResolver();
@@ -229,13 +230,13 @@ public class BrightnessPreference extends SeekBarDialogPreference implements
}
}
} else {
int range = (MAXIMUM_BACKLIGHT - mScreenBrightnessDim);
brightness = (brightness*range)/SEEK_BAR_RANGE + mScreenBrightnessDim;
int range = (mScreenBrightnessMaximum - mScreenBrightnessMinimum);
brightness = (brightness * range)/SEEK_BAR_RANGE + mScreenBrightnessMinimum;
try {
IPowerManager power = IPowerManager.Stub.asInterface(
ServiceManager.getService("power"));
if (power != null) {
power.setBacklightBrightness(brightness);
power.setTemporaryScreenBrightnessSettingOverride(brightness);
}
if (write) {
mCurBrightness = -1;