/frameworks/base/core/java/android/provider/Settings.java
/**
* What happens when the user presses the end call button if they're not
* on a call.<br/>
* <b>Values:</b><br/>
* 0 - The end button does nothing.<br/>
* 1 - The end button goes to the home screen.<br/>
* 2 - The end button puts the device to sleep and locks the keyguard.<br/>
* 3 - The end button goes to the home screen. If the user is already on the
* home screen, it puts the device to sleep.
*/
public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
/**
* END_BUTTON_BEHAVIOR value for "go home".
* @hide
*/
public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
/**
* END_BUTTON_BEHAVIOR value for "go to sleep".
* @hide
*/
public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
/**
* END_BUTTON_BEHAVIOR default value.
* @hide
*/
public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
@UnsupportedAppUsage
public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
/**
* Whether the user allows minimal post processing or not.
*
* <p>Values:
* 0 - Not allowed. Any preferences set through the Window.setPreferMinimalPostProcessing
* API will be ignored.
* 1 - Allowed. Any preferences set through the Window.setPreferMinimalPostProcessing API
* will be respected and the appropriate signals will be sent to display.
* (Default behaviour)
*
* @hide
*/
public static final String MINIMAL_POST_PROCESSING_ALLOWED =
"minimal_post_processing_allowed";
/**
* INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
* @hide
*/
public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
/**
* INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
* @hide
*/
public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
/**
* INCALL_POWER_BUTTON_BEHAVIOR default value.
* @hide
*/
public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java
public void updateSettings() {
ContentResolver resolver = mContext.getContentResolver();
boolean updateRotation = false;
synchronized (mLock) {
mEndcallBehavior = Settings.System.getIntForUser(resolver,
Settings.System.END_BUTTON_BEHAVIOR,
Settings.System.END_BUTTON_BEHAVIOR_DEFAULT,
UserHandle.USER_CURRENT);mIncallPowerBehavior = Settings.Secure.getIntForUser(resolver,
Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR,
Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT,
UserHandle.USER_CURRENT);
以上可以根据实际需要，进行替换设置：
默认为sleep和screen off