Merge "Provide anchor of the docked stack." (153a2930) · Commits · e / os / android_frameworks_base

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

+49 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@ import static android.app.ActivityManager.*;
		import static com.android.server.wm.WindowManagerService.DEBUG_TASK_MOVEMENT;
		import static com.android.server.wm.WindowManagerService.TAG;

		import android.annotation.IntDef;
		import android.content.res.Configuration;
		import android.graphics.Rect;
		import android.os.Debug;
		@@ -32,6 +33,8 @@ import android.view.DisplayInfo;
		import com.android.server.EventLogTags;

		import java.io.PrintWriter;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.ArrayList;

		public class TaskStack implements DimLayer.DimLayerUser {
		@@ -73,6 +76,20 @@ public class TaskStack implements DimLayer.DimLayerUser {
		/** Detach this stack from its display when animation completes. */
		boolean mDeferDetach;

		static final int DOCKED_INVALID = -1;
		static final int DOCKED_LEFT = 1;
		static final int DOCKED_TOP = 2;
		static final int DOCKED_RIGHT = 3;
		static final int DOCKED_BOTTOM = 4;
		@IntDef({
		DOCKED_INVALID,
		DOCKED_LEFT,
		DOCKED_TOP,
		DOCKED_RIGHT,
		DOCKED_BOTTOM})
		@Retention(RetentionPolicy.SOURCE)
		@interface DockSide {}

		TaskStack(WindowManagerService service, int stackId) {
		mService = service;
		mStackId = stackId;
		@@ -508,4 +525,36 @@ public class TaskStack implements DimLayer.DimLayerUser {
		public String toString() {
		return "{stackId=" + mStackId + " tasks=" + mTasks + "}";
		}

		/**
		* For docked workspace provides information which side of the screen was the dock anchored.
		*/
		@DockSide
		int getDockSide() {
		if (mStackId != DOCKED_STACK_ID) {
		return DOCKED_INVALID;
		}
		if (mDisplayContent == null) {
		return DOCKED_INVALID;
		}
		mDisplayContent.getLogicalDisplayRect(mTmpRect);
		final int orientation = mService.mCurConfiguration.orientation;
		if (orientation == Configuration.ORIENTATION_PORTRAIT) {
		// Portrait mode, docked either at the top or the bottom.
		if (mTmpRect.top - mBounds.top < mTmpRect.bottom - mBounds.bottom) {
		return DOCKED_TOP;
		} else {
		return DOCKED_BOTTOM;
		}
		} else if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
		// Landscape mode, docked either on the left or on the right.
		if (mTmpRect.left - mBounds.left < mTmpRect.right - mBounds.right) {
		return DOCKED_LEFT;
		} else {
		return DOCKED_RIGHT;
		}
		} else {
		return DOCKED_INVALID;
		}
		}
		}