Ignore certain WindowManager flags when touch exploration is enabled (5a0f4ecc) · Commits · e / os / android_frameworks_base

core/java/android/view/IWindowManager.aidl

+7 −0

Original line number	Diff line number	Diff line
		@@ -274,4 +274,11 @@ interface IWindowManager
		* @return The magnification spec if such or null.
		*/
		MagnificationSpec getCompatibleMagnificationSpecForWindow(in IBinder windowToken);

		/**
		* Sets the current touch exploration state.
		*
		* @param enabled Whether touch exploration is enabled.
		*/
		void setTouchExplorationEnabled(boolean enabled);
		}

core/java/android/view/WindowManagerPolicy.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -1186,4 +1186,11 @@ public interface WindowManagerPolicy {
		* @return True if the window is a top level one.
		*/
		public boolean isTopLevelWindow(int windowType);

		/**
		* Sets the current touch exploration state.
		*
		* @param enabled Whether touch exploration is enabled.
		*/
		public void setTouchExplorationEnabled(boolean enabled);
		}

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

+31 −12

Original line number	Diff line number	Diff line
		@@ -293,6 +293,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		boolean mOrientationSensorEnabled = false;
		int mCurrentAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
		boolean mHasSoftInput = false;
		boolean mTouchExplorationEnabled = false;

		int mPointerLocationMode = 0; // guarded by mLock

		@@ -1073,14 +1074,6 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		mHasNavigationBar = true;
		}

		if (mHasNavigationBar) {
		// The navigation bar is at the right in landscape; it seems always
		// useful to hide it for showing a video.
		mCanHideNavigationBar = true;
		} else {
		mCanHideNavigationBar = false;
		}

		// For demo purposes, allow the rotation of the HDMI display to be controlled.
		// By default, HDMI locks rotation to landscape.
		if ("portrait".equals(SystemProperties.get("persist.demo.hdmirotation"))) {
		@@ -1100,6 +1093,14 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		!"true".equals(SystemProperties.get("config.override_forced_orient"));
		}

		/**
		* @return whether the navigation bar can be hidden, e.g. the device has a
		* navigation bar and touch exploration is not enabled
		*/
		private boolean canHideNavigationBar() {
		return mHasNavigationBar && !mTouchExplorationEnabled;
		}

		@Override
		public boolean isDefaultOrientationForced() {
		return mForceDefaultOrientation;
		@@ -2580,7 +2581,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		if ((fl & (FLAG_LAYOUT_IN_SCREEN \| FLAG_LAYOUT_INSET_DECOR))
		== (FLAG_LAYOUT_IN_SCREEN \| FLAG_LAYOUT_INSET_DECOR)) {
		int availRight, availBottom;
		if (mCanHideNavigationBar &&
		if (canHideNavigationBar() &&
		(systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0) {
		availRight = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
		availBottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
		@@ -2697,6 +2698,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		boolean navTranslucent = (sysui & View.NAVIGATION_BAR_TRANSLUCENT) != 0;
		boolean transientAllowed = (sysui & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
		navTranslucent &= !transientAllowed; // transient trumps translucent
		navTranslucent &= isTranslucentNavigationAllowed();

		// When the navigation bar isn't visible, we put up a fake
		// input window to catch all touch events. This way we can
		@@ -2717,7 +2719,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		// For purposes of positioning and showing the nav bar, if we have
		// decided that it can't be hidden (because of the screen aspect ratio),
		// then take that into account.
		navVisible \|= !mCanHideNavigationBar;
		navVisible \|= !canHideNavigationBar();

		boolean updateSysUiVisibility = false;
		if (mNavigationBar != null) {
		@@ -3063,7 +3065,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		pf.right = df.right = of.right = mOverscanScreenLeft + mOverscanScreenWidth;
		pf.bottom = df.bottom = of.bottom = mOverscanScreenTop
		+ mOverscanScreenHeight;
		} else if (mCanHideNavigationBar
		} else if (canHideNavigationBar()
		&& (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
		&& attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
		&& attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
		@@ -3201,7 +3203,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		= mOverscanScreenLeft + mOverscanScreenWidth;
		pf.bottom = df.bottom = of.bottom = cf.bottom
		= mOverscanScreenTop + mOverscanScreenHeight;
		} else if (mCanHideNavigationBar
		} else if (canHideNavigationBar()
		&& (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
		&& (attrs.type == TYPE_TOAST
		\|\| (attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
		@@ -5088,6 +5090,10 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		vis = (vis & ~flags) \| (oldVis & flags);
		}

		if (!isTranslucentNavigationAllowed()) {
		vis &= ~View.NAVIGATION_BAR_TRANSLUCENT;
		}

		// update status bar
		boolean transientAllowed =
		(vis & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
		@@ -5138,6 +5144,14 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		&& (vis & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
		}

		/**
		* @return whether the navigation bar can be made translucent, e.g. touch
		* exploration is not enabled
		*/
		private boolean isTranslucentNavigationAllowed() {
		return !mTouchExplorationEnabled;
		}

		// Use this instead of checking config_showNavigationBar so that it can be consistently
		// overridden by qemu.hw.mainkeys in the emulator.
		@Override
		@@ -5180,6 +5194,11 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		return true;
		}

		@Override
		public void setTouchExplorationEnabled(boolean enabled) {
		mTouchExplorationEnabled = enabled;
		}

		@Override
		public boolean isTopLevelWindow(int windowType) {
		if (windowType >= WindowManager.LayoutParams.FIRST_SUB_WINDOW

services/java/com/android/server/accessibility/AccessibilityManagerService.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -1419,6 +1419,11 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
		Settings.Secure.TOUCH_EXPLORATION_ENABLED, enabled ? 1 : 0,
		userState.mUserId);
		}
		try {
		mWindowManagerService.setTouchExplorationEnabled(enabled);
		} catch (RemoteException e) {
		e.printStackTrace();
		}
		}

		private boolean canRequestAndRequestsTouchExplorationLocked(Service service) {

services/java/com/android/server/wm/WindowManagerService.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -5206,6 +5206,11 @@ public class WindowManagerService extends IWindowManager.Stub
		mInputManager.setInputFilter(filter);
		}

		@Override
		public void setTouchExplorationEnabled(boolean enabled) {
		mPolicy.setTouchExplorationEnabled(enabled);
		}

		public void setCurrentUser(final int newUserId) {
		synchronized (mWindowMap) {
		int oldUserId = mCurrentUserId;