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-rw-r--r--core/java/android/content/pm/ApplicationInfo.java2
-rw-r--r--core/java/android/content/pm/PackageParser.java14
-rw-r--r--core/java/android/content/res/CompatibilityInfo.java244
-rw-r--r--core/java/android/util/DisplayMetrics.java3
-rw-r--r--core/java/android/view/SurfaceView.java2
-rw-r--r--core/java/android/view/ViewRoot.java8
-rw-r--r--core/java/android/view/WindowManager.java10
-rw-r--r--services/java/com/android/server/WindowManagerService.java114
8 files changed, 164 insertions, 233 deletions
diff --git a/core/java/android/content/pm/ApplicationInfo.java b/core/java/android/content/pm/ApplicationInfo.java
index bcf95b6..0d00f21 100644
--- a/core/java/android/content/pm/ApplicationInfo.java
+++ b/core/java/android/content/pm/ApplicationInfo.java
@@ -173,7 +173,7 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
* {@hide}
*/
public static final int ANY_DENSITY = -1;
- private static final int[] ANY_DENSITIES_ARRAY = { ANY_DENSITY };
+ static final int[] ANY_DENSITIES_ARRAY = { ANY_DENSITY };
/**
* Flags associated with the application. Any combination of
diff --git a/core/java/android/content/pm/PackageParser.java b/core/java/android/content/pm/PackageParser.java
index 558b0c3..b293636 100644
--- a/core/java/android/content/pm/PackageParser.java
+++ b/core/java/android/content/pm/PackageParser.java
@@ -945,15 +945,25 @@ public class PackageParser {
>= android.os.Build.VERSION_CODES.CUR_DEVELOPMENT)) {
pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
}
-
+ int densities[] = null;
int size = pkg.supportsDensityList.size();
if (size > 0) {
- int densities[] = pkg.supportsDensities = new int[size];
+ densities = pkg.supportsDensities = new int[size];
List<Integer> densityList = pkg.supportsDensityList;
for (int i = 0; i < size; i++) {
densities[i] = densityList.get(i);
}
}
+ /**
+ * TODO: enable this before code freeze. b/1967935
+ * *
+ if ((densities == null || densities.length == 0)
+ && (pkg.applicationInfo.targetSdkVersion
+ >= android.os.Build.VERSION_CODES.CUR_DEVELOPMENT)) {
+ pkg.supportsDensities = ApplicationInfo.ANY_DENSITIES_ARRAY;
+ }
+ */
+
return pkg;
}
diff --git a/core/java/android/content/res/CompatibilityInfo.java b/core/java/android/content/res/CompatibilityInfo.java
index dfe304d..ebe556e 100644
--- a/core/java/android/content/res/CompatibilityInfo.java
+++ b/core/java/android/content/res/CompatibilityInfo.java
@@ -51,18 +51,6 @@ public class CompatibilityInfo {
public static final int DEFAULT_PORTRAIT_HEIGHT = 480;
/**
- * The x-shift mode that controls the position of the content or the window under
- * compatibility mode.
- * {@see getTranslator}
- * {@see Translator#mShiftMode}
- */
- private static final int X_SHIFT_NONE = 0;
- private static final int X_SHIFT_CONTENT = 1;
- private static final int X_SHIFT_AND_CLIP_CONTENT = 2;
- private static final int X_SHIFT_WINDOW = 3;
-
-
- /**
* A compatibility flags
*/
private int mCompatibilityFlags;
@@ -106,20 +94,6 @@ public class CompatibilityInfo {
*/
public final int appFlags;
- /**
- * Window size in Compatibility Mode, in real pixels. This is updated by
- * {@link DisplayMetrics#updateMetrics}.
- */
- private int mWidth;
- private int mHeight;
-
- /**
- * The x offset to center the window content. In X_SHIFT_WINDOW mode, the offset is added
- * to the window's layout. In X_SHIFT_CONTENT/X_SHIFT_AND_CLIP_CONTENT mode, the offset
- * is used to translate the Canvas.
- */
- private int mXOffset;
-
public CompatibilityInfo(ApplicationInfo appInfo) {
appFlags = appInfo.flags;
@@ -153,6 +127,7 @@ public class CompatibilityInfo {
applicationScale =
DisplayMetrics.DEVICE_DENSITY / (float) DisplayMetrics.DEFAULT_DENSITY;
}
+
applicationInvertedScale = 1.0f / applicationScale;
if (applicationScale != 1.0f) {
mCompatibilityFlags |= SCALING_REQUIRED;
@@ -181,23 +156,10 @@ public class CompatibilityInfo {
public CompatibilityInfo copy() {
CompatibilityInfo info = new CompatibilityInfo(appFlags, mCompatibilityFlags,
applicationScale, applicationInvertedScale);
- info.setVisibleRect(mXOffset, mWidth, mHeight);
return info;
}
/**
- * Sets the application's visible rect in compatibility mode.
- * @param xOffset the application's x offset that is added to center the content.
- * @param widthPixels the application's width in real pixels on the screen.
- * @param heightPixels the application's height in real pixels on the screen.
- */
- public void setVisibleRect(int xOffset, int widthPixels, int heightPixels) {
- this.mXOffset = xOffset;
- mWidth = widthPixels;
- mHeight = heightPixels;
- }
-
- /**
* Sets expandable bit in the compatibility flag.
*/
public void setExpandable(boolean expandable) {
@@ -222,6 +184,10 @@ public class CompatibilityInfo {
return (mCompatibilityFlags & SCALING_REQUIRED) != 0;
}
+ public boolean supportsScreen() {
+ return (mCompatibilityFlags & CompatibilityInfo.EXPANDABLE) != 0;
+ }
+
@Override
public String toString() {
return "CompatibilityInfo{scale=" + applicationScale +
@@ -231,21 +197,6 @@ public class CompatibilityInfo {
/**
* Returns the translator which can translate the coordinates of the window.
* There are five different types of Translator.
- *
- * 1) {@link CompatibilityInfo#X_SHIFT_AND_CLIP_CONTENT}
- * Shift and clip the content of the window at drawing time. Used for activities'
- * main window (with no gravity).
- * 2) {@link CompatibilityInfo#X_SHIFT_CONTENT}
- * Shift the content of the window at drawing time. Used for windows that is created by
- * an application and expected to be aligned with the application window.
- * 3) {@link CompatibilityInfo#X_SHIFT_WINDOW}
- * Create the window with adjusted x- coordinates. This is typically used
- * in popup window, where it has to be placed relative to main window.
- * 4) {@link CompatibilityInfo#X_SHIFT_NONE}
- * No adjustment required, such as dialog.
- * 5) Same as X_SHIFT_WINDOW, but no scaling. This is used by {@link SurfaceView}, which
- * does not require scaling, but its window's location has to be adjusted.
- *
* @param params the window's parameter
*/
public Translator getTranslator(WindowManager.LayoutParams params) {
@@ -254,35 +205,11 @@ public class CompatibilityInfo {
if (DBG) Log.d(TAG, "no translation required");
return null;
}
-
- if ((mCompatibilityFlags & CompatibilityInfo.EXPANDABLE) == 0) {
- if ((params.flags & WindowManager.LayoutParams.FLAG_NO_COMPATIBILITY_SCALING) != 0) {
- if (DBG) Log.d(TAG, "translation for surface view selected");
- return new Translator(X_SHIFT_WINDOW, false, 1.0f, 1.0f);
- } else {
- int shiftMode;
- if (params.gravity == Gravity.NO_GRAVITY) {
- // For Regular Application window
- shiftMode = X_SHIFT_AND_CLIP_CONTENT;
- if (DBG) Log.d(TAG, "shift and clip translator");
- } else if (params.width == WindowManager.LayoutParams.FILL_PARENT) {
- // For Regular Application window
- shiftMode = X_SHIFT_CONTENT;
- if (DBG) Log.d(TAG, "shift content translator");
- } else if ((params.gravity & Gravity.LEFT) != 0 && params.x > 0) {
- shiftMode = X_SHIFT_WINDOW;
- if (DBG) Log.d(TAG, "shift window translator");
- } else {
- shiftMode = X_SHIFT_NONE;
- if (DBG) Log.d(TAG, "no content/window translator");
- }
- return new Translator(shiftMode);
- }
- } else if (isScalingRequired()) {
- return new Translator();
- } else {
+ if (!isScalingRequired() ||
+ (params.flags & WindowManager.LayoutParams.FLAG_NO_COMPATIBILITY_SCALING) != 0) {
return null;
}
+ return new Translator();
}
/**
@@ -290,97 +217,48 @@ public class CompatibilityInfo {
* @hide
*/
public class Translator {
- final private int mShiftMode;
- final public boolean scalingRequired;
final public float applicationScale;
final public float applicationInvertedScale;
private Rect mContentInsetsBuffer = null;
- private Rect mVisibleInsets = null;
+ private Rect mVisibleInsetsBuffer = null;
- Translator(int shiftMode, boolean scalingRequired, float applicationScale,
- float applicationInvertedScale) {
- mShiftMode = shiftMode;
- this.scalingRequired = scalingRequired;
+ Translator(float applicationScale, float applicationInvertedScale) {
this.applicationScale = applicationScale;
this.applicationInvertedScale = applicationInvertedScale;
}
- Translator(int shiftMode) {
- this(shiftMode,
- isScalingRequired(),
- CompatibilityInfo.this.applicationScale,
- CompatibilityInfo.this.applicationInvertedScale);
- }
-
Translator() {
- this(X_SHIFT_NONE);
+ this(CompatibilityInfo.this.applicationScale,
+ CompatibilityInfo.this.applicationInvertedScale);
}
/**
* Translate the screen rect to the application frame.
*/
public void translateRectInScreenToAppWinFrame(Rect rect) {
- if (rect.isEmpty()) return; // skip if the window size is empty.
- switch (mShiftMode) {
- case X_SHIFT_AND_CLIP_CONTENT:
- rect.intersect(0, 0, mWidth, mHeight);
- break;
- case X_SHIFT_CONTENT:
- rect.intersect(0, 0, mWidth + mXOffset, mHeight);
- break;
- case X_SHIFT_WINDOW:
- case X_SHIFT_NONE:
- break;
- }
- if (scalingRequired) {
- rect.scale(applicationInvertedScale);
- }
+ rect.scale(applicationInvertedScale);
}
/**
* Translate the region in window to screen.
*/
public void translateRegionInWindowToScreen(Region transparentRegion) {
- switch (mShiftMode) {
- case X_SHIFT_AND_CLIP_CONTENT:
- case X_SHIFT_CONTENT:
- transparentRegion.scale(applicationScale);
- transparentRegion.translate(mXOffset, 0);
- break;
- case X_SHIFT_WINDOW:
- case X_SHIFT_NONE:
- transparentRegion.scale(applicationScale);
- }
+ transparentRegion.scale(applicationScale);
}
/**
* Apply translation to the canvas that is necessary to draw the content.
*/
public void translateCanvas(Canvas canvas) {
- if (mShiftMode == X_SHIFT_CONTENT ||
- mShiftMode == X_SHIFT_AND_CLIP_CONTENT) {
- // TODO: clear outside when rotation is changed.
-
- // Translate x-offset only when the content is shifted.
- canvas.translate(mXOffset, 0);
- }
- if (scalingRequired) {
- canvas.scale(applicationScale, applicationScale);
- }
+ canvas.scale(applicationScale, applicationScale);
}
/**
* Translate the motion event captured on screen to the application's window.
*/
public void translateEventInScreenToAppWindow(MotionEvent event) {
- if (mShiftMode == X_SHIFT_CONTENT ||
- mShiftMode == X_SHIFT_AND_CLIP_CONTENT) {
- event.translate(-mXOffset, 0);
- }
- if (scalingRequired) {
- event.scale(applicationInvertedScale);
- }
+ event.scale(applicationInvertedScale);
}
/**
@@ -388,62 +266,21 @@ public class CompatibilityInfo {
* Screen's view.
*/
public void translateWindowLayout(WindowManager.LayoutParams params) {
- switch (mShiftMode) {
- case X_SHIFT_NONE:
- case X_SHIFT_AND_CLIP_CONTENT:
- case X_SHIFT_CONTENT:
- params.scale(applicationScale);
- break;
- case X_SHIFT_WINDOW:
- params.scale(applicationScale);
- params.x += mXOffset;
- break;
- }
+ params.scale(applicationScale);
}
/**
* Translate a Rect in application's window to screen.
*/
public void translateRectInAppWindowToScreen(Rect rect) {
- // TODO Auto-generated method stub
- if (scalingRequired) {
- rect.scale(applicationScale);
- }
- switch(mShiftMode) {
- case X_SHIFT_NONE:
- case X_SHIFT_WINDOW:
- break;
- case X_SHIFT_CONTENT:
- case X_SHIFT_AND_CLIP_CONTENT:
- rect.offset(mXOffset, 0);
- break;
- }
+ rect.scale(applicationScale);
}
/**
* Translate a Rect in screen coordinates into the app window's coordinates.
*/
public void translateRectInScreenToAppWindow(Rect rect) {
- switch (mShiftMode) {
- case X_SHIFT_NONE:
- case X_SHIFT_WINDOW:
- break;
- case X_SHIFT_CONTENT: {
- rect.intersects(mXOffset, 0, rect.right, rect.bottom);
- int dx = Math.min(mXOffset, rect.left);
- rect.offset(-dx, 0);
- break;
- }
- case X_SHIFT_AND_CLIP_CONTENT: {
- rect.intersects(mXOffset, 0, mWidth + mXOffset, mHeight);
- int dx = Math.min(mXOffset, rect.left);
- rect.offset(-dx, 0);
- break;
- }
- }
- if (scalingRequired) {
- rect.scale(applicationInvertedScale);
- }
+ rect.scale(applicationInvertedScale);
}
/**
@@ -451,19 +288,7 @@ public class CompatibilityInfo {
* @param params
*/
public void translateLayoutParamsInAppWindowToScreen(LayoutParams params) {
- if (scalingRequired) {
- params.scale(applicationScale);
- }
- switch (mShiftMode) {
- // the window location on these mode does not require adjustmenet.
- case X_SHIFT_NONE:
- case X_SHIFT_WINDOW:
- break;
- case X_SHIFT_CONTENT:
- case X_SHIFT_AND_CLIP_CONTENT:
- params.x += mXOffset;
- break;
- }
+ params.scale(applicationScale);
}
/**
@@ -482,10 +307,31 @@ public class CompatibilityInfo {
* the internal buffer for content insets to avoid extra object allocation.
*/
public Rect getTranslatedVisbileInsets(Rect visibleInsets) {
- if (mVisibleInsets == null) mVisibleInsets = new Rect();
- mVisibleInsets.set(visibleInsets);
- translateRectInAppWindowToScreen(mVisibleInsets);
- return mVisibleInsets;
+ if (mVisibleInsetsBuffer == null) mVisibleInsetsBuffer = new Rect();
+ mVisibleInsetsBuffer.set(visibleInsets);
+ translateRectInAppWindowToScreen(mVisibleInsetsBuffer);
+ return mVisibleInsetsBuffer;
+ }
+ }
+
+ /**
+ * Returns the frame Rect for applications runs under compatibility mode.
+ *
+ * @param dm the display metrics used to compute the frame size.
+ * @param orientation the orientation of the screen.
+ * @param outRect the output parameter which will contain the result.
+ */
+ public static void updateCompatibleScreenFrame(DisplayMetrics dm, int orientation,
+ Rect outRect) {
+ int width = dm.widthPixels;
+ int portraitHeight = (int) (DEFAULT_PORTRAIT_HEIGHT * dm.density);
+ int portraitWidth = (int) (DEFAULT_PORTRAIT_WIDTH * dm.density);
+ if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
+ int xOffset = (width - portraitHeight) / 2 ;
+ outRect.set(xOffset, 0, xOffset + portraitHeight, portraitWidth);
+ } else {
+ int xOffset = (width - portraitWidth) / 2 ;
+ outRect.set(xOffset, 0, xOffset + portraitWidth, portraitHeight);
}
}
}
diff --git a/core/java/android/util/DisplayMetrics.java b/core/java/android/util/DisplayMetrics.java
index 4179edb..9071bf0 100644
--- a/core/java/android/util/DisplayMetrics.java
+++ b/core/java/android/util/DisplayMetrics.java
@@ -109,7 +109,6 @@ public class DisplayMetrics {
*/
public void updateMetrics(CompatibilityInfo compatibilityInfo, int orientation,
int screenLayout) {
- int xOffset = 0;
if (!compatibilityInfo.isConfiguredExpandable()) {
// Note: this assume that configuration is updated before calling
// updateMetrics method.
@@ -142,7 +141,6 @@ public class DisplayMetrics {
if (defaultWidth < widthPixels) {
// content/window's x offset in original pixels
- xOffset = ((widthPixels - defaultWidth) / 2);
widthPixels = defaultWidth;
}
if (defaultHeight < heightPixels) {
@@ -154,7 +152,6 @@ public class DisplayMetrics {
compatibilityInfo.setExpandable(true);
}
}
- compatibilityInfo.setVisibleRect(xOffset, widthPixels, heightPixels);
if (compatibilityInfo.isScalingRequired()) {
float invertedRatio = compatibilityInfo.applicationInvertedScale;
density *= invertedRatio;
diff --git a/core/java/android/view/SurfaceView.java b/core/java/android/view/SurfaceView.java
index 1e2bc1f..13a6e7a 100644
--- a/core/java/android/view/SurfaceView.java
+++ b/core/java/android/view/SurfaceView.java
@@ -307,7 +307,7 @@ public class SurfaceView extends View {
// Use original size if the app specified the size of the view,
// and let the flinger to scale up.
- if (mRequestedWidth <= 0 && mTranslator != null && mTranslator.scalingRequired) {
+ if (mRequestedWidth <= 0 && mTranslator != null) {
myWidth *= appScale;
myHeight *= appScale;
}
diff --git a/core/java/android/view/ViewRoot.java b/core/java/android/view/ViewRoot.java
index 41cc86a..ce25913 100644
--- a/core/java/android/view/ViewRoot.java
+++ b/core/java/android/view/ViewRoot.java
@@ -392,6 +392,7 @@ public final class ViewRoot extends Handler implements ViewParent,
if (mView == null) {
mView = view;
mWindowAttributes.copyFrom(attrs);
+ attrs = mWindowAttributes;
CompatibilityInfo compatibilityInfo =
mView.getContext().getResources().getCompatibilityInfo();
@@ -404,11 +405,14 @@ public final class ViewRoot extends Handler implements ViewParent,
}
if (DEBUG_LAYOUT) Log.d(TAG, "WindowLayout in setView:" + attrs);
+ if (!compatibilityInfo.supportsScreen()) {
+ attrs.flags |= WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW;
+ }
+
mSoftInputMode = attrs.softInputMode;
mWindowAttributesChanged = true;
mAttachInfo.mRootView = view;
- mAttachInfo.mScalingRequired =
- mTranslator == null ? false : mTranslator.scalingRequired;
+ mAttachInfo.mScalingRequired = mTranslator == null ? false : true;
mAttachInfo.mApplicationScale =
mTranslator == null ? 1.0f : mTranslator.applicationScale;
if (panelParentView != null) {
diff --git a/core/java/android/view/WindowManager.java b/core/java/android/view/WindowManager.java
index bdb86d7..e96a15b 100644
--- a/core/java/android/view/WindowManager.java
+++ b/core/java/android/view/WindowManager.java
@@ -484,11 +484,19 @@ public interface WindowManager extends ViewManager {
public static final int FLAG_SHOW_WHEN_LOCKED = 0x00080000;
/** Window flag: special flag to let a window ignore the compatibility scaling.
- * This is used by SurfaceView to create a window that does not scale the content.
+ * This is used by SurfaceView to pass this info into ViewRoot, and not used
+ * by WindowManager.
*
* {@hide} */
public static final int FLAG_NO_COMPATIBILITY_SCALING = 0x00100000;
+ /** Window flag: special flag to limit the size of the window to be
+ * original size ([320x480] x density). Used to create window for applications
+ * running under compatibility mode.
+ *
+ * {@hide} */
+ public static final int FLAG_COMPATIBLE_WINDOW = 0x00200000;
+
/** Window flag: a special option intended for system dialogs. When
* this flag is set, the window will demand focus unconditionally when
* it is created.
diff --git a/services/java/com/android/server/WindowManagerService.java b/services/java/com/android/server/WindowManagerService.java
index 0c75251..25aff5c 100644
--- a/services/java/com/android/server/WindowManagerService.java
+++ b/services/java/com/android/server/WindowManagerService.java
@@ -53,6 +53,7 @@ import android.app.IActivityManager;
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
+import android.content.res.CompatibilityInfo;
import android.content.res.Configuration;
import android.graphics.Matrix;
import android.graphics.PixelFormat;
@@ -420,7 +421,13 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
final Configuration mTempConfiguration = new Configuration();
int screenLayout = Configuration.SCREENLAYOUT_UNDEFINED;
-
+
+ // The frame use to limit the size of the app running in compatibility mode.
+ Rect mCompatibleScreenFrame = new Rect();
+ // The surface used to fill the outer rim of the app running in compatibility mode.
+ Surface mBackgroundFillerSurface = null;
+ boolean mBackgroundFillerShown = false;
+
public static WindowManagerService main(Context context,
PowerManagerService pm, boolean haveInputMethods) {
WMThread thr = new WMThread(context, pm, haveInputMethods);
@@ -3745,12 +3752,14 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
}
config.orientation = orientation;
+ DisplayMetrics dm = new DisplayMetrics();
+ mDisplay.getMetrics(dm);
+ CompatibilityInfo.updateCompatibleScreenFrame(dm, orientation, mCompatibleScreenFrame);
+
if (screenLayout == Configuration.SCREENLAYOUT_UNDEFINED) {
// Note we only do this once because at this point we don't
// expect the screen to change in this way at runtime, and want
// to avoid all of this computation for every config change.
- DisplayMetrics dm = new DisplayMetrics();
- mDisplay.getMetrics(dm);
int longSize = dw;
int shortSize = dh;
if (longSize < shortSize) {
@@ -3760,7 +3769,7 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
}
longSize = (int)(longSize/dm.density);
shortSize = (int)(shortSize/dm.density);
-
+
// These semi-magic numbers define our compatibility modes for
// applications with different screens. Don't change unless you
// make sure to test lots and lots of apps!
@@ -5894,8 +5903,19 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
public void computeFrameLw(Rect pf, Rect df, Rect cf, Rect vf) {
mHaveFrame = true;
- final int pw = pf.right-pf.left;
- final int ph = pf.bottom-pf.top;
+ final Rect container = mContainingFrame;
+ container.set(pf);
+
+ final Rect display = mDisplayFrame;
+ display.set(df);
+
+ if ((mAttrs.flags & WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW) != 0) {
+ container.intersect(mCompatibleScreenFrame);
+ display.intersect(mCompatibleScreenFrame);
+ }
+
+ final int pw = container.right - container.left;
+ final int ph = container.bottom - container.top;
int w,h;
if ((mAttrs.flags & mAttrs.FLAG_SCALED) != 0) {
@@ -5906,12 +5926,6 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
h = mAttrs.height== mAttrs.FILL_PARENT ? ph : mRequestedHeight;
}
- final Rect container = mContainingFrame;
- container.set(pf);
-
- final Rect display = mDisplayFrame;
- display.set(df);
-
final Rect content = mContentFrame;
content.set(cf);
@@ -5931,7 +5945,7 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
// Now make sure the window fits in the overall display.
Gravity.applyDisplay(mAttrs.gravity, df, frame);
-
+
// Make sure the content and visible frames are inside of the
// final window frame.
if (content.left < frame.left) content.left = frame.left;
@@ -6622,16 +6636,29 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
return false;
}
- boolean isFullscreenOpaque(int screenWidth, int screenHeight) {
- if (mAttrs.format != PixelFormat.OPAQUE || mSurface == null
- || mAnimation != null || mDrawPending || mCommitDrawPending) {
- return false;
- }
- if (mFrame.left <= 0 && mFrame.top <= 0 &&
- mFrame.right >= screenWidth && mFrame.bottom >= screenHeight) {
- return true;
- }
- return false;
+ /**
+ * Return true if the window is opaque and fully drawn.
+ */
+ boolean isOpaqueDrawn() {
+ return mAttrs.format == PixelFormat.OPAQUE && mSurface != null
+ && mAnimation == null && !mDrawPending && !mCommitDrawPending;
+ }
+
+ boolean needsBackgroundFiller(int screenWidth, int screenHeight) {
+ return
+ // only if the application is requesting compatible window
+ (mAttrs.flags & mAttrs.FLAG_COMPATIBLE_WINDOW) != 0 &&
+ // and only if the application wanted to fill the screen
+ mAttrs.width == mAttrs.FILL_PARENT &&
+ mAttrs.height == mAttrs.FILL_PARENT &&
+ // and only if the screen is bigger
+ ((mFrame.right - mFrame.right) < screenWidth ||
+ (mFrame.bottom - mFrame.top) < screenHeight);
+ }
+
+ boolean isFullscreen(int screenWidth, int screenHeight) {
+ return mFrame.left <= 0 && mFrame.top <= 0 &&
+ mFrame.right >= screenWidth && mFrame.bottom >= screenHeight;
}
void removeLocked() {
@@ -8151,6 +8178,7 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
boolean dimming = false;
boolean covered = false;
boolean syswin = false;
+ boolean backgroundFillerShown = false;
for (i=N-1; i>=0; i--) {
WindowState w = (WindowState)mWindows.get(i);
@@ -8420,11 +8448,39 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
syswin = true;
}
}
- if (w.isFullscreenOpaque(dw, dh)) {
+
+ boolean opaqueDrawn = w.isOpaqueDrawn();
+ if (opaqueDrawn && w.isFullscreen(dw, dh)) {
// This window completely covers everything behind it,
// so we want to leave all of them as unblurred (for
// performance reasons).
obscured = true;
+ } else if (opaqueDrawn && w.needsBackgroundFiller(dw, dh)) {
+ if (SHOW_TRANSACTIONS) Log.d(TAG, "showing background filler");
+ // This window is in compatibility mode, and needs background filler.
+ obscured = true;
+ if (mBackgroundFillerSurface == null) {
+ try {
+ mBackgroundFillerSurface = new Surface(mFxSession, 0,
+ 0, dw, dh,
+ PixelFormat.OPAQUE,
+ Surface.FX_SURFACE_NORMAL);
+ } catch (Exception e) {
+ Log.e(TAG, "Exception creating filler surface", e);
+ }
+ }
+ try {
+ mBackgroundFillerSurface.setPosition(0, 0);
+ mBackgroundFillerSurface.setSize(dw, dh);
+ // Using the same layer as Dim because they will never be shown at the
+ // same time.
+ mBackgroundFillerSurface.setLayer(w.mAnimLayer - 1);
+ mBackgroundFillerSurface.show();
+ } catch (RuntimeException e) {
+ Log.e(TAG, "Exception showing filler surface");
+ }
+ backgroundFillerShown = true;
+ mBackgroundFillerShown = true;
} else if (canBeSeen && !obscured &&
(attrFlags&FLAG_BLUR_BEHIND|FLAG_DIM_BEHIND) != 0) {
if (localLOGV) Log.v(TAG, "Win " + w
@@ -8521,6 +8577,16 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
}
}
}
+
+ if (backgroundFillerShown == false && mBackgroundFillerShown) {
+ mBackgroundFillerShown = false;
+ if (SHOW_TRANSACTIONS) Log.d(TAG, "hiding background filler");
+ try {
+ mBackgroundFillerSurface.hide();
+ } catch (RuntimeException e) {
+ Log.e(TAG, "Exception hiding filler surface", e);
+ }
+ }
if (!dimming && mDimShown) {
// Time to hide the dim surface... start fading.
generated by cgit v1.1 at 2025-07-03 16:51:31 +0000