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-rw-r--r--core/java/android/content/pm/ActivityInfo.java10
-rw-r--r--core/java/android/content/pm/ApplicationInfo.java29
-rw-r--r--core/java/android/content/pm/PackageParser.java40
-rw-r--r--core/java/android/content/res/AssetManager.java2
-rw-r--r--core/java/android/content/res/CompatibilityInfo.java33
-rw-r--r--core/java/android/content/res/Configuration.java37
-rw-r--r--core/java/android/content/res/Resources.java5
-rw-r--r--core/java/android/util/DisplayMetrics.java61
8 files changed, 162 insertions, 55 deletions
diff --git a/core/java/android/content/pm/ActivityInfo.java b/core/java/android/content/pm/ActivityInfo.java
index 85d877a..27783ef 100644
--- a/core/java/android/content/pm/ActivityInfo.java
+++ b/core/java/android/content/pm/ActivityInfo.java
@@ -235,6 +235,12 @@ public class ActivityInfo extends ComponentInfo
public static final int CONFIG_ORIENTATION = 0x0080;
/**
* Bit in {@link #configChanges} that indicates that the activity
+ * can itself handle changes to the screen layout. Set from the
+ * {@link android.R.attr#configChanges} attribute.
+ */
+ public static final int CONFIG_SCREEN_LAYOUT = 0x0100;
+ /**
+ * Bit in {@link #configChanges} that indicates that the activity
* can itself handle changes to the font scaling factor. Set from the
* {@link android.R.attr#configChanges} attribute. This is
* not a core resource configutation, but a higher-level value, so its
@@ -248,8 +254,8 @@ public class ActivityInfo extends ComponentInfo
* Contains any combination of {@link #CONFIG_FONT_SCALE},
* {@link #CONFIG_MCC}, {@link #CONFIG_MNC},
* {@link #CONFIG_LOCALE}, {@link #CONFIG_TOUCHSCREEN},
- * {@link #CONFIG_KEYBOARD}, {@link #CONFIG_NAVIGATION}, and
- * {@link #CONFIG_ORIENTATION}. Set from the
+ * {@link #CONFIG_KEYBOARD}, {@link #CONFIG_NAVIGATION},
+ * {@link #CONFIG_ORIENTATION}, and {@link #CONFIG_SCREEN_LAYOUT}. Set from the
* {@link android.R.attr#configChanges} attribute.
*/
public int configChanges;
diff --git a/core/java/android/content/pm/ApplicationInfo.java b/core/java/android/content/pm/ApplicationInfo.java
index 2a2cf93..bcf95b6 100644
--- a/core/java/android/content/pm/ApplicationInfo.java
+++ b/core/java/android/content/pm/ApplicationInfo.java
@@ -138,10 +138,27 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
/**
* Value for {@link #flags}: true when the application's window can be
- * expanded over default window size in target density (320x480 for
- * 1.0 density, 480x720 for 1.5 density etc)
+ * reduced in size for smaller screens. Corresponds to
+ * {@link android.R.styleable#AndroidManifestSupportsScreens_smallScreens
+ * android:smallScreens}.
*/
- public static final int FLAG_SUPPORTS_LARGE_SCREENS = 1<<9;
+ public static final int FLAG_SUPPORTS_SMALL_SCREENS = 1<<9;
+
+ /**
+ * Value for {@link #flags}: true when the application's window can be
+ * displayed on normal screens. Corresponds to
+ * {@link android.R.styleable#AndroidManifestSupportsScreens_normalScreens
+ * android:normalScreens}.
+ */
+ public static final int FLAG_SUPPORTS_NORMAL_SCREENS = 1<<10;
+
+ /**
+ * Value for {@link #flags}: true when the application's window can be
+ * increased in size for larger screens. Corresponds to
+ * {@link android.R.styleable#AndroidManifestSupportsScreens_largeScreens
+ * android:smallScreens}.
+ */
+ public static final int FLAG_SUPPORTS_LARGE_SCREENS = 1<<11;
/**
* Value for {@link #flags}: this is false if the application has set
@@ -149,7 +166,7 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
*
* {@hide}
*/
- public static final int FLAG_ALLOW_BACKUP = 1<<10;
+ public static final int FLAG_ALLOW_BACKUP = 1<<12;
/**
* Indicates that the application supports any densities;
@@ -164,7 +181,9 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
* {@link #FLAG_PERSISTENT}, {@link #FLAG_FACTORY_TEST}, and
* {@link #FLAG_ALLOW_TASK_REPARENTING}
* {@link #FLAG_ALLOW_CLEAR_USER_DATA}, {@link #FLAG_UPDATED_SYSTEM_APP},
- * {@link #FLAG_TEST_ONLY}.
+ * {@link #FLAG_TEST_ONLY}, {@link #FLAG_SUPPORTS_SMALL_SCREENS},
+ * {@link #FLAG_SUPPORTS_NORMAL_SCREENS},
+ * {@link #FLAG_SUPPORTS_LARGE_SCREENS}.
*/
public int flags = 0;
diff --git a/core/java/android/content/pm/PackageParser.java b/core/java/android/content/pm/PackageParser.java
index ab9518e..558b0c3 100644
--- a/core/java/android/content/pm/PackageParser.java
+++ b/core/java/android/content/pm/PackageParser.java
@@ -668,6 +668,11 @@ public class PackageParser {
}
sa.recycle();
+ // Resource boolean are -1, so 1 means we don't know the value.
+ int supportsSmallScreens = 1;
+ int supportsNormalScreens = 1;
+ int supportsLargeScreens = 1;
+
int outerDepth = parser.getDepth();
while ((type=parser.next()) != parser.END_DOCUMENT
&& (type != parser.END_TAG || parser.getDepth() > outerDepth)) {
@@ -876,8 +881,24 @@ public class PackageParser {
XmlUtils.skipCurrentTag(parser);
- } else if (tagName.equals("expandable")) {
- pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
+ } else if (tagName.equals("supports-screens")) {
+ sa = res.obtainAttributes(attrs,
+ com.android.internal.R.styleable.AndroidManifestSupportsScreens);
+
+ // This is a trick to get a boolean and still able to detect
+ // if a value was actually set.
+ supportsSmallScreens = sa.getInteger(
+ com.android.internal.R.styleable.AndroidManifestSupportsScreens_smallScreens,
+ supportsSmallScreens);
+ supportsNormalScreens = sa.getInteger(
+ com.android.internal.R.styleable.AndroidManifestSupportsScreens_normalScreens,
+ supportsNormalScreens);
+ supportsLargeScreens = sa.getInteger(
+ com.android.internal.R.styleable.AndroidManifestSupportsScreens_largeScreens,
+ supportsLargeScreens);
+
+ sa.recycle();
+
XmlUtils.skipCurrentTag(parser);
} else {
Log.w(TAG, "Bad element under <manifest>: "
@@ -910,7 +931,20 @@ public class PackageParser {
pkg.usesLibraryFiles = new String[pkg.usesLibraries.size()];
pkg.usesLibraries.toArray(pkg.usesLibraryFiles);
}
- // TODO: enable all density & expandable if target sdk is higher than donut
+
+ if (supportsSmallScreens < 0 || (supportsSmallScreens > 0
+ && pkg.applicationInfo.targetSdkVersion
+ >= android.os.Build.VERSION_CODES.CUR_DEVELOPMENT)) {
+ pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_SMALL_SCREENS;
+ }
+ if (supportsNormalScreens != 0) {
+ pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_NORMAL_SCREENS;
+ }
+ if (supportsLargeScreens < 0 || (supportsLargeScreens > 0
+ && pkg.applicationInfo.targetSdkVersion
+ >= android.os.Build.VERSION_CODES.CUR_DEVELOPMENT)) {
+ pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
+ }
int size = pkg.supportsDensityList.size();
if (size > 0) {
diff --git a/core/java/android/content/res/AssetManager.java b/core/java/android/content/res/AssetManager.java
index 1c91736..5c7b01f 100644
--- a/core/java/android/content/res/AssetManager.java
+++ b/core/java/android/content/res/AssetManager.java
@@ -601,7 +601,7 @@ public final class AssetManager {
public native final void setConfiguration(int mcc, int mnc, String locale,
int orientation, int touchscreen, int density, int keyboard,
int keyboardHidden, int navigation, int screenWidth, int screenHeight,
- int majorVersion);
+ int screenLayout, int majorVersion);
/**
* Retrieve the resource identifier for the given resource name.
diff --git a/core/java/android/content/res/CompatibilityInfo.java b/core/java/android/content/res/CompatibilityInfo.java
index 179b9bd..4e6fe07 100644
--- a/core/java/android/content/res/CompatibilityInfo.java
+++ b/core/java/android/content/res/CompatibilityInfo.java
@@ -65,7 +65,7 @@ public class CompatibilityInfo {
/**
* A compatibility flags
*/
- private int compatibilityFlags;
+ private int mCompatibilityFlags;
/**
* A flag mask to tell if the application needs scaling (when mApplicationScale != 1.0f)
@@ -101,7 +101,11 @@ public class CompatibilityInfo {
*/
public final float applicationInvertedScale;
-
+ /**
+ * The flags from ApplicationInfo.
+ */
+ public final int appFlags;
+
/**
* Window size in Compatibility Mode, in real pixels. This is updated by
* {@link DisplayMetrics#updateMetrics}.
@@ -117,8 +121,10 @@ public class CompatibilityInfo {
private int mXOffset;
public CompatibilityInfo(ApplicationInfo appInfo) {
+ appFlags = appInfo.flags;
+
if ((appInfo.flags & ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS) != 0) {
- compatibilityFlags = EXPANDABLE | CONFIGURED_EXPANDABLE;
+ mCompatibilityFlags = EXPANDABLE | CONFIGURED_EXPANDABLE;
}
float packageDensityScale = -1.0f;
@@ -149,13 +155,16 @@ public class CompatibilityInfo {
}
applicationInvertedScale = 1.0f / applicationScale;
if (applicationScale != 1.0f) {
- compatibilityFlags |= SCALING_REQUIRED;
+ mCompatibilityFlags |= SCALING_REQUIRED;
}
}
private CompatibilityInfo() {
+ appFlags = ApplicationInfo.FLAG_SUPPORTS_SMALL_SCREENS
+ | ApplicationInfo.FLAG_SUPPORTS_NORMAL_SCREENS
+ | ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
applicationScale = applicationInvertedScale = 1.0f;
- compatibilityFlags = EXPANDABLE | CONFIGURED_EXPANDABLE;
+ mCompatibilityFlags = EXPANDABLE | CONFIGURED_EXPANDABLE;
}
/**
@@ -175,9 +184,9 @@ public class CompatibilityInfo {
*/
public void setExpandable(boolean expandable) {
if (expandable) {
- compatibilityFlags |= CompatibilityInfo.EXPANDABLE;
+ mCompatibilityFlags |= CompatibilityInfo.EXPANDABLE;
} else {
- compatibilityFlags &= ~CompatibilityInfo.EXPANDABLE;
+ mCompatibilityFlags &= ~CompatibilityInfo.EXPANDABLE;
}
}
@@ -185,20 +194,20 @@ public class CompatibilityInfo {
* @return true if the application is configured to be expandable.
*/
public boolean isConfiguredExpandable() {
- return (compatibilityFlags & CompatibilityInfo.CONFIGURED_EXPANDABLE) != 0;
+ return (mCompatibilityFlags & CompatibilityInfo.CONFIGURED_EXPANDABLE) != 0;
}
/**
* @return true if the scaling is required
*/
public boolean isScalingRequired() {
- return (compatibilityFlags & SCALING_REQUIRED) != 0;
+ return (mCompatibilityFlags & SCALING_REQUIRED) != 0;
}
@Override
public String toString() {
return "CompatibilityInfo{scale=" + applicationScale +
- ", compatibility flag=" + compatibilityFlags + "}";
+ ", compatibility flag=" + mCompatibilityFlags + "}";
}
/**
@@ -222,13 +231,13 @@ public class CompatibilityInfo {
* @param params the window's parameter
*/
public Translator getTranslator(WindowManager.LayoutParams params) {
- if ( (compatibilityFlags & CompatibilityInfo.SCALING_EXPANDABLE_MASK)
+ if ( (mCompatibilityFlags & CompatibilityInfo.SCALING_EXPANDABLE_MASK)
== CompatibilityInfo.EXPANDABLE) {
if (DBG) Log.d(TAG, "no translation required");
return null;
}
- if ((compatibilityFlags & CompatibilityInfo.EXPANDABLE) == 0) {
+ 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);
diff --git a/core/java/android/content/res/Configuration.java b/core/java/android/content/res/Configuration.java
index bb3486c..577aa60 100644
--- a/core/java/android/content/res/Configuration.java
+++ b/core/java/android/content/res/Configuration.java
@@ -116,6 +116,18 @@ public final class Configuration implements Parcelable, Comparable<Configuration
*/
public int orientation;
+ public static final int SCREENLAYOUT_UNDEFINED = 0;
+ public static final int SCREENLAYOUT_SMALL = 1;
+ public static final int SCREENLAYOUT_NORMAL = 2;
+ public static final int SCREENLAYOUT_LARGE = 3;
+
+ /**
+ * Overall layout of the screen. May be one of
+ * {@link #SCREENLAYOUT_SMALL}, {@link #SCREENLAYOUT_NORMAL},
+ * or {@link #SCREENLAYOUT_LARGE}.
+ */
+ public int screenLayout;
+
/**
* Construct an invalid Configuration. You must call {@link #setToDefaults}
* for this object to be valid. {@more}
@@ -141,6 +153,7 @@ public final class Configuration implements Parcelable, Comparable<Configuration
hardKeyboardHidden = o.hardKeyboardHidden;
navigation = o.navigation;
orientation = o.orientation;
+ screenLayout = o.screenLayout;
}
public String toString() {
@@ -165,6 +178,8 @@ public final class Configuration implements Parcelable, Comparable<Configuration
sb.append(navigation);
sb.append(" orien=");
sb.append(orientation);
+ sb.append(" layout=");
+ sb.append(screenLayout);
sb.append('}');
return sb.toString();
}
@@ -183,6 +198,7 @@ public final class Configuration implements Parcelable, Comparable<Configuration
hardKeyboardHidden = HARDKEYBOARDHIDDEN_UNDEFINED;
navigation = NAVIGATION_UNDEFINED;
orientation = ORIENTATION_UNDEFINED;
+ screenLayout = SCREENLAYOUT_UNDEFINED;
}
/** {@hide} */
@@ -253,6 +269,11 @@ public final class Configuration implements Parcelable, Comparable<Configuration
changed |= ActivityInfo.CONFIG_ORIENTATION;
orientation = delta.orientation;
}
+ if (delta.screenLayout != SCREENLAYOUT_UNDEFINED
+ && screenLayout != delta.screenLayout) {
+ changed |= ActivityInfo.CONFIG_SCREEN_LAYOUT;
+ screenLayout = delta.screenLayout;
+ }
return changed;
}
@@ -276,9 +297,11 @@ public final class Configuration implements Parcelable, Comparable<Configuration
* {@link android.content.pm.ActivityInfo#CONFIG_KEYBOARD
* PackageManager.ActivityInfo.CONFIG_KEYBOARD},
* {@link android.content.pm.ActivityInfo#CONFIG_NAVIGATION
- * PackageManager.ActivityInfo.CONFIG_NAVIGATION}, or
+ * PackageManager.ActivityInfo.CONFIG_NAVIGATION},
* {@link android.content.pm.ActivityInfo#CONFIG_ORIENTATION
- * PackageManager.ActivityInfo.CONFIG_ORIENTATION}.
+ * PackageManager.ActivityInfo.CONFIG_ORIENTATION}, or
+ * {@link android.content.pm.ActivityInfo#CONFIG_SCREEN_LAYOUT
+ * PackageManager.ActivityInfo.CONFIG_SCREEN_LAYOUT}.
*/
public int diff(Configuration delta) {
int changed = 0;
@@ -319,6 +342,10 @@ public final class Configuration implements Parcelable, Comparable<Configuration
&& orientation != delta.orientation) {
changed |= ActivityInfo.CONFIG_ORIENTATION;
}
+ if (delta.screenLayout != SCREENLAYOUT_UNDEFINED
+ && screenLayout != delta.screenLayout) {
+ changed |= ActivityInfo.CONFIG_SCREEN_LAYOUT;
+ }
return changed;
}
@@ -368,6 +395,7 @@ public final class Configuration implements Parcelable, Comparable<Configuration
dest.writeInt(hardKeyboardHidden);
dest.writeInt(navigation);
dest.writeInt(orientation);
+ dest.writeInt(screenLayout);
}
public static final Parcelable.Creator<Configuration> CREATOR
@@ -399,6 +427,7 @@ public final class Configuration implements Parcelable, Comparable<Configuration
hardKeyboardHidden = source.readInt();
navigation = source.readInt();
orientation = source.readInt();
+ screenLayout = source.readInt();
}
public int compareTo(Configuration that) {
@@ -428,6 +457,8 @@ public final class Configuration implements Parcelable, Comparable<Configuration
n = this.navigation - that.navigation;
if (n != 0) return n;
n = this.orientation - that.orientation;
+ if (n != 0) return n;
+ n = this.screenLayout - that.screenLayout;
//if (n != 0) return n;
return n;
}
@@ -450,6 +481,6 @@ public final class Configuration implements Parcelable, Comparable<Configuration
return ((int)this.fontScale) + this.mcc + this.mnc
+ this.locale.hashCode() + this.touchscreen
+ this.keyboard + this.keyboardHidden + this.hardKeyboardHidden
- + this.navigation + this.orientation;
+ + this.navigation + this.orientation + this.screenLayout;
}
}
diff --git a/core/java/android/content/res/Resources.java b/core/java/android/content/res/Resources.java
index cb9d46e..d7512bb 100644
--- a/core/java/android/content/res/Resources.java
+++ b/core/java/android/content/res/Resources.java
@@ -1267,7 +1267,8 @@ public class Resources {
}
if (metrics != null) {
mMetrics.setTo(metrics);
- mMetrics.updateMetrics(mCompatibilityInfo, mConfiguration.orientation);
+ mMetrics.updateMetrics(mCompatibilityInfo,
+ mConfiguration.orientation, mConfiguration.screenLayout);
}
mMetrics.scaledDensity = mMetrics.density * mConfiguration.fontScale;
@@ -1299,7 +1300,7 @@ public class Resources {
mConfiguration.touchscreen,
(int)(mMetrics.density*160), mConfiguration.keyboard,
keyboardHidden, mConfiguration.navigation, width, height,
- sSdkVersion);
+ mConfiguration.screenLayout, sSdkVersion);
int N = mDrawableCache.size();
if (DEBUG_CONFIG) {
Log.d(TAG, "Cleaning up drawables config changes: 0x"
diff --git a/core/java/android/util/DisplayMetrics.java b/core/java/android/util/DisplayMetrics.java
index d89ada0..4179edb 100644
--- a/core/java/android/util/DisplayMetrics.java
+++ b/core/java/android/util/DisplayMetrics.java
@@ -103,40 +103,43 @@ public class DisplayMetrics {
/**
* Update the display metrics based on the compatibility info and orientation
+ * NOTE: DO NOT EXPOSE THIS API! It is introducing a circular dependency
+ * with the higher-level android.res package.
* {@hide}
*/
- public void updateMetrics(CompatibilityInfo compatibilityInfo, int orientation) {
+ 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.
- int defaultWidth;
- int defaultHeight;
- switch (orientation) {
- case Configuration.ORIENTATION_LANDSCAPE: {
- defaultWidth = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_HEIGHT * density);
- defaultHeight = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_WIDTH * density);
- break;
- }
- case Configuration.ORIENTATION_PORTRAIT:
- case Configuration.ORIENTATION_SQUARE:
- default: {
- defaultWidth = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_WIDTH * density);
- defaultHeight = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_HEIGHT * density);
- break;
- }
- case Configuration.ORIENTATION_UNDEFINED: {
- // don't change
- return;
- }
- }
-
- if (defaultWidth == widthPixels && defaultHeight == heightPixels) {
- // the screen size is same as expected size. make it expandable
- compatibilityInfo.setExpandable(true);
- } else {
+ if (screenLayout == Configuration.SCREENLAYOUT_LARGE) {
+ // This is a large screen device and the app is not
+ // compatible with large screens, to diddle it.
+
compatibilityInfo.setExpandable(false);
- // adjust the size only when the device's screen is bigger.
+ // Figure out the compatibility width and height of the screen.
+ int defaultWidth;
+ int defaultHeight;
+ switch (orientation) {
+ case Configuration.ORIENTATION_LANDSCAPE: {
+ defaultWidth = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_HEIGHT * density);
+ defaultHeight = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_WIDTH * density);
+ break;
+ }
+ case Configuration.ORIENTATION_PORTRAIT:
+ case Configuration.ORIENTATION_SQUARE:
+ default: {
+ defaultWidth = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_WIDTH * density);
+ defaultHeight = (int)(CompatibilityInfo.DEFAULT_PORTRAIT_HEIGHT * density);
+ break;
+ }
+ case Configuration.ORIENTATION_UNDEFINED: {
+ // don't change
+ return;
+ }
+ }
+
if (defaultWidth < widthPixels) {
// content/window's x offset in original pixels
xOffset = ((widthPixels - defaultWidth) / 2);
@@ -145,6 +148,10 @@ public class DisplayMetrics {
if (defaultHeight < heightPixels) {
heightPixels = defaultHeight;
}
+
+ } else {
+ // the screen size is same as expected size. make it expandable
+ compatibilityInfo.setExpandable(true);
}
}
compatibilityInfo.setVisibleRect(xOffset, widthPixels, heightPixels);
generated by cgit v1.1 at 2025-10-26 23:13:41 +0000