Merge "Update display contents when metrics change" (e4e40af1) · Commits · e / os / android_frameworks_base

core/java/android/view/Display.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -50,7 +50,7 @@ import java.util.Arrays;
		* <li>The real display area specifies the part of the display that contains content
		* including the system decorations. Even so, the real display area may be smaller than the
		* physical size of the display if the window manager is emulating a smaller display
		* using (adb shell am display-size). Use the following methods to query the
		* using (adb shell wm size). Use the following methods to query the
		* real display area: {@link #getRealSize}, {@link #getRealMetrics}.</li>
		* </ul>
		* </p><p>
		@@ -947,7 +947,7 @@ public final class Display {
		* The size is adjusted based on the current rotation of the display.
		* </p><p>
		* The real size may be smaller than the physical size of the screen when the
		* window manager is emulating a smaller display (using adb shell am display-size).
		* window manager is emulating a smaller display (using adb shell wm size).
		* </p>
		*
		* @param outSize Set to the real size of the display.

services/core/java/com/android/server/display/LogicalDisplay.java

+15 −1

Original line number	Diff line number	Diff line
		@@ -62,7 +62,18 @@ final class LogicalDisplay {

		private final int mDisplayId;
		private final int mLayerStack;
		private DisplayInfo mOverrideDisplayInfo; // set by the window manager
		/**
		* Override information set by the window manager. Will be reported instead of {@link #mInfo}
		* if not null.
		* @see #setDisplayInfoOverrideFromWindowManagerLocked(DisplayInfo)
		* @see #getDisplayInfoLocked()
		*/
		private DisplayInfo mOverrideDisplayInfo;
		/**
		* Current display info. Initialized with {@link #mBaseDisplayInfo}. Set to {@code null} if
		* needs to be updated.
		* @see #getDisplayInfoLocked()
		*/
		private DisplayInfo mInfo;

		// The display device that this logical display is based on and which
		@@ -261,6 +272,9 @@ final class LogicalDisplay {

		mPrimaryDisplayDeviceInfo = deviceInfo;
		mInfo = null;
		// Make sure that WM will be notified of new changes. It will then decide whether to
		// apply them or not and will set the value again.
		mOverrideDisplayInfo = null;
		}
		}

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

+65 −4

Original line number	Diff line number	Diff line
		@@ -179,11 +179,23 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
		// Mapping from a token IBinder to a WindowToken object on this display.
		private final HashMap<IBinder, WindowToken> mTokenMap = new HashMap();

		// Initial display metrics.
		int mInitialDisplayWidth = 0;
		int mInitialDisplayHeight = 0;
		int mInitialDisplayDensity = 0;

		/**
		* Overridden display size. Initialized with {@link #mInitialDisplayWidth}
		* and {@link #mInitialDisplayHeight}, but can be set via shell command "adb shell wm size".
		* @see WindowManagerService#setForcedDisplaySize(int, int, int)
		*/
		int mBaseDisplayWidth = 0;
		int mBaseDisplayHeight = 0;
		/**
		* Overridden display density for current user. Initialized with {@link #mInitialDisplayDensity}
		* but can be set from Settings or via shell command "adb shell wm density".
		* @see WindowManagerService#setForcedDisplayDensityForUser(int, int, int)
		*/
		int mBaseDisplayDensity = 0;
		boolean mDisplayScalingDisabled;
		private final DisplayInfo mDisplayInfo = new DisplayInfo();
		@@ -1511,6 +1523,10 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
		void updateDisplayInfo() {
		mDisplay.getDisplayInfo(mDisplayInfo);
		mDisplay.getMetrics(mDisplayMetrics);

		// Check if display metrics changed and update base values if needed.
		updateBaseDisplayMetricsIfNeeded();

		for (int i = mTaskStackContainers.size() - 1; i >= 0; --i) {
		mTaskStackContainers.get(i).updateDisplayInfo(null);
		}
		@@ -1526,10 +1542,11 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
		}
		}

		mBaseDisplayWidth = mInitialDisplayWidth = mDisplayInfo.logicalWidth;
		mBaseDisplayHeight = mInitialDisplayHeight = mDisplayInfo.logicalHeight;
		mBaseDisplayDensity = mInitialDisplayDensity = mDisplayInfo.logicalDensityDpi;
		mBaseDisplayRect.set(0, 0, mBaseDisplayWidth, mBaseDisplayHeight);
		updateBaseDisplayMetrics(mDisplayInfo.logicalWidth, mDisplayInfo.logicalHeight,
		mDisplayInfo.logicalDensityDpi);
		mInitialDisplayWidth = mDisplayInfo.logicalWidth;
		mInitialDisplayHeight = mDisplayInfo.logicalHeight;
		mInitialDisplayDensity = mDisplayInfo.logicalDensityDpi;
		}

		void getLogicalDisplayRect(Rect out) {
		@@ -1559,6 +1576,50 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
		}
		}

		/**
		* If display metrics changed, overrides are not set and it's not just a rotation - update base
		* values.
		*/
		private void updateBaseDisplayMetricsIfNeeded() {
		final int orientation = mDisplayInfo.rotation;
		final boolean rotated = (orientation == ROTATION_90 \|\| orientation == ROTATION_270);
		final int newWidth = rotated ? mDisplayInfo.logicalHeight : mDisplayInfo.logicalWidth;
		final int newHeight = rotated ? mDisplayInfo.logicalWidth : mDisplayInfo.logicalHeight;
		int density = mDisplayInfo.logicalDensityDpi;

		boolean displayMetricsChanged = false;

		// Check if display size is not forced and changed in new display info.
		boolean isDisplaySizeForced = mBaseDisplayWidth != mInitialDisplayWidth
		\|\| mBaseDisplayHeight != mInitialDisplayHeight;
		if (!isDisplaySizeForced) {
		displayMetricsChanged = mBaseDisplayWidth != newWidth
		\|\| mBaseDisplayHeight != newHeight;
		}

		// Check if display density is not forced and changed in new display info.
		final int forcedDensity = mBaseDisplayDensity != mInitialDisplayDensity
		? mBaseDisplayDensity : 0;
		if (forcedDensity != 0) {
		density = forcedDensity;
		} else {
		displayMetricsChanged \|= mBaseDisplayDensity != mDisplayInfo.logicalDensityDpi;
		}

		if (displayMetricsChanged) {
		updateBaseDisplayMetrics(newWidth, newHeight, density);
		mService.reconfigureDisplayLocked(this);
		}
		}

		/** Update base (override) display metrics. */
		void updateBaseDisplayMetrics(int baseWidth, int baseHeight, int baseDensity) {
		mBaseDisplayWidth = baseWidth;
		mBaseDisplayHeight = baseHeight;
		mBaseDisplayDensity = baseDensity;
		mBaseDisplayRect.set(0, 0, mBaseDisplayWidth, mBaseDisplayHeight);
		}

		void getContentRect(Rect out) {
		out.set(mContentRect);
		}

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

+3 −4

Original line number	Diff line number	Diff line
		@@ -5305,8 +5305,8 @@ public class WindowManagerService extends IWindowManager.Stub
		if (displayContent.mBaseDisplayWidth != width
		\|\| displayContent.mBaseDisplayHeight != height) {
		Slog.i(TAG_WM, "FORCED DISPLAY SIZE: " + width + "x" + height);
		displayContent.mBaseDisplayWidth = width;
		displayContent.mBaseDisplayHeight = height;
		displayContent.updateBaseDisplayMetrics(width, height,
		displayContent.mBaseDisplayDensity);
		}
		} catch (NumberFormatException ex) {
		}
		@@ -5331,8 +5331,7 @@ public class WindowManagerService extends IWindowManager.Stub
		// displayContent must not be null
		private void setForcedDisplaySizeLocked(DisplayContent displayContent, int width, int height) {
		Slog.i(TAG_WM, "Using new display size: " + width + "x" + height);
		displayContent.mBaseDisplayWidth = width;
		displayContent.mBaseDisplayHeight = height;
		displayContent.updateBaseDisplayMetrics(width, height, displayContent.mBaseDisplayDensity);
		reconfigureDisplayLocked(displayContent);
		}