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Commit f4506c00 authored by Danesh M's avatar Danesh M
Browse files

Camera : Powerkey shutter (1/3) 

Allows user to take use power key to take pictures/videos

Patchset 2 : Add mask to setFlags
Patchset 3 : Rebased

Change-Id: Ic54cae422d7cf66c28d9ca778eca7931cc62c851
parent b91c5c0e

core/java/android/view/Window.java

+6 −0
Original line number Diff line number Diff line
@@ -751,6 +751,9 @@ public abstract class Window { 
     * @param mask Which of the window flag bits to modify.

     */

    public void setFlags(int flags, int mask) {

        if ((flags & mask & WindowManager.LayoutParams.PREVENT_POWER_KEY) != 0){

            mContext.enforceCallingOrSelfPermission("android.permission.PREVENT_POWER_KEY", "No permission to prevent power key");

        }

        final WindowManager.LayoutParams attrs = getAttributes();

        attrs.flags = (attrs.flags&~mask) | (flags&mask);

        if ((mask&WindowManager.LayoutParams.FLAG_NEEDS_MENU_KEY) != 0) {
@@ -790,6 +793,9 @@ public abstract class Window { 
     *          current values.

     */

    public void setAttributes(WindowManager.LayoutParams a) {

        if ((a.flags & WindowManager.LayoutParams.PREVENT_POWER_KEY) != 0){

            mContext.enforceCallingOrSelfPermission("android.permission.PREVENT_POWER_KEY", "No permission to prevent power key");

        }

        mWindowAttributes.copyFrom(a);

        if (mCallback != null) {

            mCallback.onWindowAttributesChanged(mWindowAttributes);

core/java/android/view/WindowManager.java

+3 −0
Original line number Diff line number Diff line
@@ -704,6 +704,9 @@ public interface WindowManager extends ViewManager { 
         * {@hide} */

        public static final int FLAG_SYSTEM_ERROR = 0x40000000;



        /** Window flag: Overrides default power key behavior */

        public static final int PREVENT_POWER_KEY = 0x80000000;



        /**

         * Various behavioral options/flags.  Default is none.

         *

core/res/AndroidManifest.xml

+7 −0
Original line number Diff line number Diff line
@@ -588,6 +588,13 @@ 
        android:label="@string/permlab_camera"

        android:description="@string/permdesc_camera" />



    <!-- Allows an application to override the power key action -->

    <permission android:name="android.permission.PREVENT_POWER_KEY"

        android:permissionGroup="android.permission-group.HARDWARE_CONTROLS"

        android:protectionLevel="dangerous"

        android:label="@string/permlab_preventpower"

        android:description="@string/permdesc_preventpower" />



    <!-- Allows access to the vibrator -->

    <permission android:name="android.permission.VIBRATE"

        android:permissionGroup="android.permission-group.HARDWARE_CONTROLS"

core/res/res/values/strings.xml

+5 −0
Original line number Diff line number Diff line
@@ -916,6 +916,11 @@ 
    <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

    <string name="permdesc_movePackage">Allows the app to move app resources from internal to external media and vice versa.</string>



    <!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

    <string name="permlab_preventpower">prevent power key</string>

    <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

    <string name="permdesc_preventpower">Allows an application to override the power key</string>



    <!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

    <string name="permlab_readLogs">read sensitive log data</string>

    <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

policy/src/com/android/internal/policy/impl/PhoneWindowManager.java

+3 −0
Original line number Diff line number Diff line
@@ -3628,6 +3628,9 @@ public class PhoneWindowManager implements WindowManagerPolicy { 
            }



            case KeyEvent.KEYCODE_POWER: {

                if ((mTopFullscreenOpaqueWindowState.getAttrs().flags & WindowManager.LayoutParams.PREVENT_POWER_KEY) != 0){

                    return result;

                }

                result &= ~ACTION_PASS_TO_USER;

                if (down) {

                    if (isScreenOn && !mPowerKeyTriggered