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-rw-r--r--api/current.txt1
-rw-r--r--api/system-current.txt1
-rw-r--r--core/java/android/content/pm/ActivityInfo.java24
-rw-r--r--core/java/android/content/res/AssetManager.java1
-rw-r--r--core/java/android/content/res/Resources.java13
-rw-r--r--core/jni/android_util_AssetManager.cpp9
-rw-r--r--include/androidfw/ResourceTypes.h7
-rw-r--r--libs/androidfw/ResourceTypes.cpp10
8 files changed, 63 insertions, 3 deletions
diff --git a/api/current.txt b/api/current.txt
index 2bbe2f1..f3737c1 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -9833,6 +9833,7 @@ package android.content.res {
public final class Resources.Theme {
method public void applyStyle(int, boolean);
method public void dump(int, java.lang.String, java.lang.String);
+ method public int getChangingConfigurations();
method public android.graphics.drawable.Drawable getDrawable(int) throws android.content.res.Resources.NotFoundException;
method public android.content.res.Resources getResources();
method public android.content.res.TypedArray obtainStyledAttributes(int[]);
diff --git a/api/system-current.txt b/api/system-current.txt
index 0cc763b..5a529b7c 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -10127,6 +10127,7 @@ package android.content.res {
public final class Resources.Theme {
method public void applyStyle(int, boolean);
method public void dump(int, java.lang.String, java.lang.String);
+ method public int getChangingConfigurations();
method public android.graphics.drawable.Drawable getDrawable(int) throws android.content.res.Resources.NotFoundException;
method public android.content.res.Resources getResources();
method public android.content.res.TypedArray obtainStyledAttributes(int[]);
diff --git a/core/java/android/content/pm/ActivityInfo.java b/core/java/android/content/pm/ActivityInfo.java
index 16f6b1e..43cc63b 100644
--- a/core/java/android/content/pm/ActivityInfo.java
+++ b/core/java/android/content/pm/ActivityInfo.java
@@ -570,13 +570,16 @@ public class ActivityInfo extends ComponentInfo
Configuration.NATIVE_CONFIG_DENSITY, // DENSITY
Configuration.NATIVE_CONFIG_LAYOUTDIR, // LAYOUT DIRECTION
};
- /** @hide
+
+ /**
* Convert Java change bits to native.
+ *
+ * @hide
*/
public static int activityInfoConfigToNative(int input) {
int output = 0;
- for (int i=0; i<CONFIG_NATIVE_BITS.length; i++) {
- if ((input&(1<<i)) != 0) {
+ for (int i = 0; i < CONFIG_NATIVE_BITS.length; i++) {
+ if ((input & (1 << i)) != 0) {
output |= CONFIG_NATIVE_BITS[i];
}
}
@@ -584,6 +587,21 @@ public class ActivityInfo extends ComponentInfo
}
/**
+ * Convert native change bits to Java.
+ *
+ * @hide
+ */
+ public static int activityInfoConfigNativeToJava(int input) {
+ int output = 0;
+ for (int i = 0; i < CONFIG_NATIVE_BITS.length; i++) {
+ if ((input & CONFIG_NATIVE_BITS[i]) != 0) {
+ output |= (1 << i);
+ }
+ }
+ return output;
+ }
+
+ /**
* @hide
* Unfortunately some developers (OpenFeint I am looking at you) have
* compared the configChanges bit field against absolute values, so if we
diff --git a/core/java/android/content/res/AssetManager.java b/core/java/android/content/res/AssetManager.java
index a176593..525059f 100644
--- a/core/java/android/content/res/AssetManager.java
+++ b/core/java/android/content/res/AssetManager.java
@@ -789,6 +789,7 @@ public final class AssetManager implements AutoCloseable {
TypedValue outValue,
boolean resolve);
/*package*/ native static final void dumpTheme(long theme, int priority, String tag, String prefix);
+ /*package*/ native static final int getThemeChangingConfigurations(long theme);
private native final long openXmlAssetNative(int cookie, String fileName);
diff --git a/core/java/android/content/res/Resources.java b/core/java/android/content/res/Resources.java
index 6e77e33..ae41b69 100644
--- a/core/java/android/content/res/Resources.java
+++ b/core/java/android/content/res/Resources.java
@@ -1731,6 +1731,19 @@ public class Resources {
}
/**
+ * Returns a bit mask of configuration changes that will impact this
+ * theme (and thus require completely reloading it).
+ *
+ * @return a bit mask of configuration changes, as defined by
+ * {@link ActivityInfo}
+ * @see ActivityInfo
+ */
+ public int getChangingConfigurations() {
+ final int nativeChangingConfig = AssetManager.getThemeChangingConfigurations(mTheme);
+ return ActivityInfo.activityInfoConfigNativeToJava(nativeChangingConfig);
+ }
+
+ /**
* Print contents of this theme out to the log. For debugging only.
*
* @param priority The log priority to use.
diff --git a/core/jni/android_util_AssetManager.cpp b/core/jni/android_util_AssetManager.cpp
index daf5a61..db495dd 100644
--- a/core/jni/android_util_AssetManager.cpp
+++ b/core/jni/android_util_AssetManager.cpp
@@ -999,6 +999,13 @@ static jint android_content_AssetManager_loadThemeAttributeValue(
return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags) : block;
}
+static jint android_content_AssetManager_getThemeChangingConfigurations(JNIEnv* env, jobject clazz,
+ jlong themeHandle)
+{
+ ResTable::Theme* theme = reinterpret_cast<ResTable::Theme*>(themeHandle);
+ return theme->getChangingConfigurations();
+}
+
static void android_content_AssetManager_dumpTheme(JNIEnv* env, jobject clazz,
jlong themeHandle, jint pri,
jstring tag, jstring prefix)
@@ -2103,6 +2110,8 @@ static JNINativeMethod gAssetManagerMethods[] = {
(void*) android_content_AssetManager_copyTheme },
{ "loadThemeAttributeValue", "(JILandroid/util/TypedValue;Z)I",
(void*) android_content_AssetManager_loadThemeAttributeValue },
+ { "getThemeChangingConfigurations", "(J)I",
+ (void*) android_content_AssetManager_getThemeChangingConfigurations },
{ "dumpTheme", "(JILjava/lang/String;Ljava/lang/String;)V",
(void*) android_content_AssetManager_dumpTheme },
{ "applyStyle","(JIIJ[I[I[I)Z",
diff --git a/include/androidfw/ResourceTypes.h b/include/androidfw/ResourceTypes.h
index df278c8..587e7fa 100644
--- a/include/androidfw/ResourceTypes.h
+++ b/include/androidfw/ResourceTypes.h
@@ -1662,6 +1662,12 @@ public:
uint32_t* inoutTypeSpecFlags = NULL,
ResTable_config* inoutConfig = NULL) const;
+ /**
+ * Returns a bit mask of configuration changes that will impact this
+ * theme (and thus require completely reloading it).
+ */
+ uint32_t getChangingConfigurations() const;
+
void dumpToLog() const;
private:
@@ -1688,6 +1694,7 @@ public:
const ResTable& mTable;
package_info* mPackages[Res_MAXPACKAGE];
+ uint32_t mTypeSpecFlags;
};
void setParameters(const ResTable_config* params);
diff --git a/libs/androidfw/ResourceTypes.cpp b/libs/androidfw/ResourceTypes.cpp
index 04ebe70..19a5beb 100644
--- a/libs/androidfw/ResourceTypes.cpp
+++ b/libs/androidfw/ResourceTypes.cpp
@@ -3147,6 +3147,7 @@ struct ResTable::bag_set
ResTable::Theme::Theme(const ResTable& table)
: mTable(table)
+ , mTypeSpecFlags(0)
{
memset(mPackages, 0, sizeof(mPackages));
}
@@ -3205,6 +3206,8 @@ status_t ResTable::Theme::applyStyle(uint32_t resID, bool force)
return N;
}
+ mTypeSpecFlags |= bagTypeSpecFlags;
+
uint32_t curPackage = 0xffffffff;
ssize_t curPackageIndex = 0;
package_info* curPI = NULL;
@@ -3323,6 +3326,8 @@ status_t ResTable::Theme::setTo(const Theme& other)
}
}
+ mTypeSpecFlags = other.mTypeSpecFlags;
+
if (kDebugTableTheme) {
ALOGI("Final theme:");
dumpToLog();
@@ -3417,6 +3422,11 @@ ssize_t ResTable::Theme::resolveAttributeReference(Res_value* inOutValue,
inoutTypeSpecFlags, inoutConfig);
}
+uint32_t ResTable::Theme::getChangingConfigurations() const
+{
+ return mTypeSpecFlags;
+}
+
void ResTable::Theme::dumpToLog() const
{
ALOGI("Theme %p:\n", this);
generated by cgit v1.1 at 2024-05-17 23:44:50 +0000