Reduce window resizing during IME transition (792faa2c) · Commits · e / os / android_frameworks_base

core/java/android/view/WindowManagerPolicy.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -1073,6 +1073,13 @@ public interface WindowManagerPolicy {
		*/
		public void stopScreenSaver();

		/**
		* Set the last used input method window state. This state is used to make IME transition
		* smooth.
		* @hide
		*/
		public void setLastInputMethodWindowLw(WindowState ime, WindowState target);

		/**
		* Print the WindowManagerPolicy's state into the given stream.
		*

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

+34 −13

Original line number	Diff line number	Diff line
		@@ -323,6 +323,8 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		volatile boolean mPowerKeyHandled; // accessed from input reader and handler thread
		boolean mPendingPowerKeyUpCanceled;
		Handler mHandler;
		WindowState mLastInputMethodWindow = null;
		WindowState mLastInputMethodTargetWindow = null;

		static final int RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS = 0;
		static final int RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW = 1;
		@@ -2356,6 +2358,14 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		if (win == mStatusBar \|\| win == mNavigationBar) {
		return;
		}
		final boolean needsToOffsetInputMethodTarget =
		(win == mLastInputMethodTargetWindow && mLastInputMethodWindow != null);
		if (needsToOffsetInputMethodTarget) {
		if (DEBUG_LAYOUT) {
		Slog.i(TAG, "Offset ime target window by the last ime window state");
		}
		offsetInputMethodWindowLw(mLastInputMethodWindow);
		}

		final int fl = attrs.flags;
		final int sim = attrs.softInputMode;
		@@ -2618,6 +2628,12 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		// Dock windows carve out the bottom of the screen, so normal windows
		// can't appear underneath them.
		if (attrs.type == TYPE_INPUT_METHOD && !win.getGivenInsetsPendingLw()) {
		setLastInputMethodWindowLw(null, null);
		offsetInputMethodWindowLw(win);
		}
		}

		private void offsetInputMethodWindowLw(WindowState win) {
		int top = win.getContentFrameLw().top;
		top += win.getGivenContentInsetsLw().top;
		if (mContentBottom > top) {
		@@ -2632,7 +2648,6 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		+ mDockBottom + " mContentBottom="
		+ mContentBottom + " mCurBottom=" + mCurBottom);
		}
		}

		/** {@inheritDoc} */
		@Override
		@@ -4135,6 +4150,12 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		return mHasNavigationBar;
		}

		@Override
		public void setLastInputMethodWindowLw(WindowState ime, WindowState target) {
		mLastInputMethodWindow = ime;
		mLastInputMethodTargetWindow = target;
		}

		public void dump(String prefix, FileDescriptor fd, PrintWriter pw, String[] args) {
		pw.print(prefix); pw.print("mSafeMode="); pw.print(mSafeMode);
		pw.print(" mSystemReady="); pw.print(mSystemReady);

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

+4 −0

Original line number	Diff line number	Diff line
		@@ -2256,6 +2256,7 @@ public class WindowManagerService extends IWindowManager.Stub
		boolean imMayMove = true;

		if (attrs.type == TYPE_INPUT_METHOD) {
		win.mGivenInsetsPending = true;
		mInputMethodWindow = win;
		addInputMethodWindowToListLocked(win);
		imMayMove = false;
		@@ -3409,6 +3410,9 @@ public class WindowManagerService extends IWindowManager.Stub
		synchronized(mWindowMap) {
		WindowToken wtoken = mTokenMap.remove(token);
		if (wtoken != null) {
		if (wtoken.windowType == TYPE_INPUT_METHOD && mInputMethodWindow != null) {
		mPolicy.setLastInputMethodWindowLw(mInputMethodWindow, mInputMethodTarget);
		}
		boolean delayed = false;
		if (!wtoken.hidden) {
		wtoken.hidden = true;