diff options
| -rw-r--r-- | services/java/com/android/server/wm/WindowManagerService.java | 71 |
1 files changed, 35 insertions, 36 deletions
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java index e1e9f5c4e5b1..55b0b3acf56d 100644 --- a/services/java/com/android/server/wm/WindowManagerService.java +++ b/services/java/com/android/server/wm/WindowManagerService.java @@ -578,10 +578,13 @@ public class WindowManagerService extends IWindowManager.Stub private boolean mUpdateRotation = false; boolean mWallpaperActionPending = false; - private static final int DISPLAY_CONTENT_UNKNOWN = 0; - private static final int DISPLAY_CONTENT_MIRROR = 1; - private static final int DISPLAY_CONTENT_UNIQUE = 2; - private int mDisplayHasContent = DISPLAY_CONTENT_UNKNOWN; + // Set to true when the display contains content to show the user. + // When false, the display manager may choose to mirror or blank the display. + boolean mDisplayHasContent = false; + + // Only set while traversing the default display based on its content. + // Affects the behavior of mirroring on secondary displays. + boolean mObscureApplicationContentOnSecondaryDisplays = false; } final LayoutFields mInnerFields = new LayoutFields(); @@ -8784,6 +8787,14 @@ public class WindowManagerService extends IWindowManager.Stub final WindowManager.LayoutParams attrs = w.mAttrs; final int attrFlags = attrs.flags; final boolean canBeSeen = w.isDisplayedLw(); + final boolean opaqueDrawn = canBeSeen && w.isOpaqueDrawn(); + + if (opaqueDrawn && w.isFullscreen(innerDw, innerDh)) { + // This window completely covers everything behind it, + // so we want to leave all of them as undimmed (for + // performance reasons). + mInnerFields.mObscured = true; + } if (w.mHasSurface) { if ((attrFlags&FLAG_KEEP_SCREEN_ON) != 0) { @@ -8812,22 +8823,24 @@ public class WindowManagerService extends IWindowManager.Stub } if (canBeSeen) { - if (type == TYPE_DREAM || type == TYPE_KEYGUARD) { - mInnerFields.mDisplayHasContent = LayoutFields.DISPLAY_CONTENT_MIRROR; - } else if (mInnerFields.mDisplayHasContent - == LayoutFields.DISPLAY_CONTENT_UNKNOWN) { - mInnerFields.mDisplayHasContent = LayoutFields.DISPLAY_CONTENT_UNIQUE; + // This function assumes that the contents of the default display are + // processed first before secondary displays. + if (w.mDisplayContent.isDefaultDisplay) { + // While a dream or keyguard is showing, obscure ordinary application + // content on secondary displays (by forcibly enabling mirroring unless + // there is other content we want to show) but still allow opaque + // keyguard dialogs to be shown. + if (type == TYPE_DREAM || type == TYPE_KEYGUARD) { + mInnerFields.mObscureApplicationContentOnSecondaryDisplays = true; + } + mInnerFields.mDisplayHasContent = true; + } else if (!mInnerFields.mObscureApplicationContentOnSecondaryDisplays + || (mInnerFields.mObscured && type == TYPE_KEYGUARD_DIALOG)) { + // Allow full screen keyguard presentation dialogs to be seen. + mInnerFields.mDisplayHasContent = true; } } } - - boolean opaqueDrawn = canBeSeen && w.isOpaqueDrawn(); - if (opaqueDrawn && w.isFullscreen(innerDw, innerDh)) { - // This window completely covers everything behind it, - // so we want to leave all of them as undimmed (for - // performance reasons). - mInnerFields.mObscured = true; - } } private void handleFlagDimBehind(WindowState w, int innerDw, int innerDh) { @@ -8905,7 +8918,7 @@ public class WindowManagerService extends IWindowManager.Stub mInnerFields.mScreenBrightness = -1; mInnerFields.mButtonBrightness = -1; mInnerFields.mUserActivityTimeout = -1; - mInnerFields.mDisplayHasContent = LayoutFields.DISPLAY_CONTENT_UNKNOWN; + mInnerFields.mObscureApplicationContentOnSecondaryDisplays = false; mTransactionSequence++; @@ -8940,10 +8953,8 @@ public class WindowManagerService extends IWindowManager.Stub final int innerDh = displayInfo.appHeight; final boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY); - // Reset for each display unless we are forcing mirroring. - if (mInnerFields.mDisplayHasContent != LayoutFields.DISPLAY_CONTENT_MIRROR) { - mInnerFields.mDisplayHasContent = LayoutFields.DISPLAY_CONTENT_UNKNOWN; - } + // Reset for each display. + mInnerFields.mDisplayHasContent = false; int repeats = 0; do { @@ -9152,20 +9163,8 @@ public class WindowManagerService extends IWindowManager.Stub updateResizingWindows(w); } - final boolean hasUniqueContent; - switch (mInnerFields.mDisplayHasContent) { - case LayoutFields.DISPLAY_CONTENT_MIRROR: - hasUniqueContent = isDefaultDisplay; - break; - case LayoutFields.DISPLAY_CONTENT_UNIQUE: - hasUniqueContent = true; - break; - case LayoutFields.DISPLAY_CONTENT_UNKNOWN: - default: - hasUniqueContent = false; - break; - } - mDisplayManagerService.setDisplayHasContent(displayId, hasUniqueContent, + mDisplayManagerService.setDisplayHasContent(displayId, + mInnerFields.mDisplayHasContent, true /* inTraversal, must call performTraversalInTrans... below */); getDisplayContentLocked(displayId).stopDimmingIfNeeded(); |