Resizing docked stack by dragging dock divider. (3ddc5d60) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/wm/DisplayContent.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -567,10 +567,10 @@ class DisplayContent {
		return "Display " + mDisplayId + " info=" + mDisplayInfo + " stacks=" + mStacks;
		}

		TaskStack getDockedStack() {
		TaskStack getDockedStackLocked() {
		for (int i = mStacks.size() - 1; i >= 0; i--) {
		TaskStack stack = mStacks.get(i);
		if (stack.mStackId == DOCKED_STACK_ID) {
		if (stack.mStackId == DOCKED_STACK_ID && stack.isVisibleLocked()) {
		return stack;
		}
		}

services/core/java/com/android/server/wm/DockedStackDividerController.java

+90 −8

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package com.android.server.wm;

		import static android.app.ActivityManager.DOCKED_STACK_ID;
		import static android.view.ViewGroup.LayoutParams.MATCH_PARENT;
		import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
		import static android.view.WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
		@@ -23,11 +24,19 @@ import static android.view.WindowManager.LayoutParams.FLAG_SPLIT_TOUCH;
		import static android.view.WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING;
		import static android.view.WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
		import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER;
		import static com.android.server.wm.TaskStack.DOCKED_BOTTOM;
		import static com.android.server.wm.TaskStack.DOCKED_INVALID;
		import static com.android.server.wm.TaskStack.DOCKED_LEFT;
		import static com.android.server.wm.TaskStack.DOCKED_RIGHT;
		import static com.android.server.wm.TaskStack.DOCKED_TOP;

		import android.content.Context;
		import android.graphics.PixelFormat;
		import android.graphics.Rect;
		import android.os.RemoteException;
		import android.util.Slog;
		import android.view.LayoutInflater;
		import android.view.MotionEvent;
		import android.view.View;
		import android.view.WindowManager;
		import android.view.WindowManagerGlobal;
		@@ -35,13 +44,20 @@ import android.view.WindowManagerGlobal;
		/**
		* Controls showing and hiding of a docked stack divider on the display.
		*/
		public class DockedStackDividerController {
		public class DockedStackDividerController implements View.OnTouchListener {
		private static final String TAG = "DockedStackDivider";
		private final Context mContext;
		private final int mDividerWidth;
		private final DisplayContent mDisplayContent;
		private View mView;
		private Rect mTmpRect = new Rect();
		private Rect mLastResizeRect = new Rect();
		private int mStartX;
		private int mStartY;
		private TaskStack mTaskStack;
		private Rect mOriginalRect = new Rect();
		private int mDockSide;


		DockedStackDividerController(Context context, DisplayContent displayContent) {
		mContext = context;
		@@ -53,6 +69,7 @@ public class DockedStackDividerController {
		private void addDivider() {
		View view = LayoutInflater.from(mContext).inflate(
		com.android.internal.R.layout.docked_stack_divider, null);
		view.setOnTouchListener(this);
		WindowManagerGlobal manager = WindowManagerGlobal.getInstance();
		WindowManager.LayoutParams params = new WindowManager.LayoutParams(
		mDividerWidth, MATCH_PARENT, TYPE_DOCK_DIVIDER,
		@@ -65,6 +82,7 @@ public class DockedStackDividerController {
		}

		private void removeDivider() {
		mView.setOnTouchListener(null);
		WindowManagerGlobal manager = WindowManagerGlobal.getInstance();
		manager.removeView(mView, true /* immediate */);
		mView = null;
		@@ -75,7 +93,7 @@ public class DockedStackDividerController {
		}

		void update() {
		TaskStack stack = mDisplayContent.getDockedStack();
		TaskStack stack = mDisplayContent.getDockedStackLocked();
		if (stack != null && mView == null) {
		addDivider();
		} else if (stack == null && mView != null) {
		@@ -87,9 +105,8 @@ public class DockedStackDividerController {
		return mDividerWidth;
		}


		void positionDockedStackedDivider(Rect frame) {
		TaskStack stack = mDisplayContent.getDockedStack();
		TaskStack stack = mDisplayContent.getDockedStackLocked();
		if (stack == null) {
		// Unfortunately we might end up with still having a divider, even though the underlying
		// stack was already removed. This is because we are on AM thread and the removal of the
		@@ -99,19 +116,84 @@ public class DockedStackDividerController {
		final @TaskStack.DockSide int side = stack.getDockSide();
		stack.getBounds(mTmpRect);
		switch (side) {
		case TaskStack.DOCKED_LEFT:
		case DOCKED_LEFT:
		frame.set(mTmpRect.right, frame.top, mTmpRect.right + frame.width(), frame.bottom);
		break;
		case TaskStack.DOCKED_TOP:
		case DOCKED_TOP:
		frame.set(frame.left, mTmpRect.bottom, mTmpRect.right,
		mTmpRect.bottom + frame.height());
		break;
		case TaskStack.DOCKED_RIGHT:
		case DOCKED_RIGHT:
		frame.set(mTmpRect.left - frame.width(), frame.top, mTmpRect.left, frame.bottom);
		break;
		case TaskStack.DOCKED_BOTTOM:
		case DOCKED_BOTTOM:
		frame.set(frame.left, mTmpRect.top - frame.height(), frame.right, mTmpRect.top);
		break;
		}
		}

		@Override
		public boolean onTouch(View v, MotionEvent event) {
		final int action = event.getAction() & MotionEvent.ACTION_MASK;
		switch (action) {
		case MotionEvent.ACTION_DOWN:
		// We use raw values, because getX/Y() would give us results relative to the
		// dock divider bounds.
		mStartX = (int) event.getRawX();
		mStartY = (int) event.getRawY();
		synchronized (mDisplayContent.mService.mWindowMap) {
		mTaskStack = mDisplayContent.getDockedStackLocked();
		mTaskStack.getBounds(mOriginalRect);
		mDockSide = mTaskStack.getDockSide();
		}
		break;
		case MotionEvent.ACTION_MOVE:
		if (mTaskStack != null) {
		resizeStack(event);
		}
		break;
		case MotionEvent.ACTION_UP:
		case MotionEvent.ACTION_CANCEL:
		mTaskStack = null;
		mDockSide = TaskStack.DOCKED_INVALID;
		break;
		}
		return true;
		}

		private void resizeStack(MotionEvent event) {
		mTmpRect.set(mOriginalRect);
		final int deltaX = (int) event.getRawX() - mStartX;
		final int deltaY = (int) event.getRawY() - mStartY;
		switch (mDockSide) {
		case DOCKED_LEFT:
		mTmpRect.right += deltaX;
		break;
		case DOCKED_TOP:
		mTmpRect.bottom += deltaY;
		break;
		case DOCKED_RIGHT:
		mTmpRect.left += deltaX;
		break;
		case DOCKED_BOTTOM:
		mTmpRect.top += deltaY;
		break;
		}
		if (mTmpRect.equals(mLastResizeRect)) {
		return;
		}
		mLastResizeRect.set(mTmpRect);
		try {
		mDisplayContent.mService.mActivityManager.resizeStack(DOCKED_STACK_ID, mTmpRect);
		} catch (RemoteException e) {
		}
		}

		boolean isResizing() {
		return mTaskStack != null;
		}

		int getWidthAdjustment() {
		return getWidth() / 2;
		}
		}

services/core/java/com/android/server/wm/InputMonitor.java

+19 −3

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package com.android.server.wm;

		import static android.view.WindowManager.LayoutParams.TYPE_DOCK_DIVIDER;
		import static com.android.server.wm.WindowState.BOUNDS_FOR_TOUCH;
		import android.app.ActivityManagerNative;
		import android.graphics.Rect;
		@@ -170,7 +171,7 @@ final class InputMonitor implements InputManagerService.WindowManagerCallbacks {

		private void addInputWindowHandleLw(final InputWindowHandle inputWindowHandle,
		final WindowState child, int flags, final int type, final boolean isVisible,
		final boolean hasFocus, final boolean hasWallpaper) {
		final boolean hasFocus, final boolean hasWallpaper, DisplayContent displayContent) {
		// Add a window to our list of input windows.
		inputWindowHandle.name = child.toString();
		final boolean modal = (flags & (WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
		@@ -202,6 +203,20 @@ final class InputMonitor implements InputManagerService.WindowManagerCallbacks {
		inputWindowHandle.frameTop = frame.top;
		inputWindowHandle.frameRight = frame.right;
		inputWindowHandle.frameBottom = frame.bottom;
		if (child.mAttrs.type == TYPE_DOCK_DIVIDER) {
		// We need to determine if the divider is horizontal or vertical and adjust its handle
		// frame accordingly.
		int adjustment = displayContent.mDividerControllerLocked.getWidthAdjustment();
		if (inputWindowHandle.frameRight - inputWindowHandle.frameLeft >
		inputWindowHandle.frameTop - inputWindowHandle.frameBottom) {
		// Horizontal divider.
		inputWindowHandle.frameTop -= adjustment;
		inputWindowHandle.frameBottom += adjustment;
		} else {
		inputWindowHandle.frameLeft -= adjustment;
		inputWindowHandle.frameRight += adjustment;
		}
		}

		if (child.mGlobalScale != 1) {
		// If we are scaling the window, input coordinates need
		@@ -277,7 +292,8 @@ final class InputMonitor implements InputManagerService.WindowManagerCallbacks {
		final int numDisplays = mService.mDisplayContents.size();
		final WallpaperController wallpaperController = mService.mWallpaperControllerLocked;
		for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) {
		WindowList windows = mService.mDisplayContents.valueAt(displayNdx).getWindowList();
		final DisplayContent displayContent = mService.mDisplayContents.valueAt(displayNdx);
		final WindowList windows = displayContent.getWindowList();
		for (int winNdx = windows.size() - 1; winNdx >= 0; --winNdx) {
		final WindowState child = windows.get(winNdx);
		final InputChannel inputChannel = child.mInputChannel;
		@@ -315,7 +331,7 @@ final class InputMonitor implements InputManagerService.WindowManagerCallbacks {
		}

		addInputWindowHandleLw(inputWindowHandle, child, flags, type, isVisible, hasFocus,
		hasWallpaper);
		hasWallpaper, displayContent);
		}
		}

services/core/java/com/android/server/wm/TaskStack.java

+14 −1

Original line number	Diff line number	Diff line
		@@ -86,6 +86,7 @@ public class TaskStack implements DimLayer.DimLayerUser {
		static final int DOCKED_TOP = 2;
		static final int DOCKED_RIGHT = 3;
		static final int DOCKED_BOTTOM = 4;

		@IntDef({
		DOCKED_INVALID,
		DOCKED_LEFT,
		@@ -353,7 +354,7 @@ public class TaskStack implements DimLayer.DimLayerUser {
		bounds = new Rect();
		displayContent.getLogicalDisplayRect(mTmpRect);
		getInitialDockedStackBounds(mTmpRect, bounds, mStackId,
		mDisplayContent.mDividerControllerLocked.getWidth() / 2);
		mDisplayContent.mDividerControllerLocked.getWidthAdjustment());
		}

		updateDisplayInfo(bounds);
		@@ -566,4 +567,16 @@ public class TaskStack implements DimLayer.DimLayerUser {
		return DOCKED_INVALID;
		}
		}

		boolean isVisibleLocked() {
		for (int i = mTasks.size() - 1; i >= 0; i--) {
		Task task = mTasks.get(i);
		for (int j = task.mAppTokens.size() - 1; j >= 0; j--) {
		if (!task.mAppTokens.get(j).hidden) {
		return true;
		}
		}
		}
		return false;
		}
		}

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

+4 −3

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import static android.view.WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
		import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
		import static android.view.WindowManager.LayoutParams.FLAG_SECURE;
		import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
		import static android.view.WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL;
		import static android.view.WindowManager.LayoutParams.LAST_APPLICATION_WINDOW;
		import static android.view.WindowManager.LayoutParams.LAST_SUB_WINDOW;
		import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_COMPATIBLE_WINDOW;
		@@ -1894,13 +1895,13 @@ public class WindowManagerService extends IWindowManager.Stub
		return res;
		}

		if (outInputChannel != null && (attrs.inputFeatures
		& WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL) == 0) {
		final boolean openInputChannels = (outInputChannel != null
		&& (attrs.inputFeatures & INPUT_FEATURE_NO_INPUT_CHANNEL) == 0);
		if (openInputChannels) {
		String name = win.makeInputChannelName();
		InputChannel[] inputChannels = InputChannel.openInputChannelPair(name);
		win.setInputChannel(inputChannels[0]);
		inputChannels[1].transferTo(outInputChannel);

		mInputManager.registerInputChannel(win.mInputChannel, win.mInputWindowHandle);
		}