am 5adfe6c5: merge from open-source master (bf4564f0) · Commits · e / os / android_frameworks_base

core/java/android/content/res/Resources.java

100644 → 100755

+69 −38

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import org.xmlpull.v1.XmlPullParserException;
		import android.graphics.Movie;
		import android.graphics.drawable.Drawable;
		import android.graphics.drawable.ColorDrawable;
		import android.graphics.drawable.Drawable.ConstantState;
		import android.os.Build;
		import android.os.Bundle;
		import android.os.SystemProperties;
		@@ -69,6 +70,8 @@ public class Resources {
		= new LongSparseArray<Drawable.ConstantState>();
		private static final SparseArray<ColorStateList> mPreloadedColorStateLists
		= new SparseArray<ColorStateList>();
		private static final LongSparseArray<Drawable.ConstantState> sPreloadedColorDrawables
		= new LongSparseArray<Drawable.ConstantState>();
		private static boolean mPreloaded;

		/package/ final TypedValue mTmpValue = new TypedValue();
		@@ -78,6 +81,8 @@ public class Resources {
		= new LongSparseArray<WeakReference<Drawable.ConstantState> >();
		private final SparseArray<WeakReference<ColorStateList> > mColorStateListCache
		= new SparseArray<WeakReference<ColorStateList> >();
		private final LongSparseArray<WeakReference<Drawable.ConstantState> > mColorDrawableCache
		= new LongSparseArray<WeakReference<Drawable.ConstantState> >();
		private boolean mPreloading;

		/package/ TypedArray mCachedStyledAttributes = null;
		@@ -1339,13 +1344,32 @@ public class Resources {
		(int)(mMetrics.density*160), mConfiguration.keyboard,
		keyboardHidden, mConfiguration.navigation, width, height,
		mConfiguration.screenLayout, mConfiguration.uiMode, sSdkVersion);
		int N = mDrawableCache.size();

		drawableCacheClear(mDrawableCache, configChanges);
		drawableCacheClear(mColorDrawableCache, configChanges);

		mColorStateListCache.clear();


		flushLayoutCache();
		}
		synchronized (mSync) {
		if (mPluralRule != null) {
		mPluralRule = NativePluralRules.forLocale(config.locale);
		}
		}
		}

		private void drawableCacheClear(
		LongSparseArray<WeakReference<ConstantState>> cache,
		int configChanges) {
		int N = cache.size();
		if (DEBUG_CONFIG) {
		Log.d(TAG, "Cleaning up drawables config changes: 0x"
		+ Integer.toHexString(configChanges));
		}
		for (int i=0; i<N; i++) {
		WeakReference<Drawable.ConstantState> ref = mDrawableCache.valueAt(i);
		WeakReference<Drawable.ConstantState> ref = cache.valueAt(i);
		if (ref != null) {
		Drawable.ConstantState cs = ref.get();
		if (cs != null) {
		@@ -1357,10 +1381,10 @@ public class Resources {
		+ " / " + cs + " with changes: 0x"
		+ Integer.toHexString(cs.getChangingConfigurations()));
		}
		mDrawableCache.setValueAt(i, null);
		cache.setValueAt(i, null);
		} else if (DEBUG_CONFIG) {
		Log.d(TAG, "(Keeping #0x"
		+ Long.toHexString(mDrawableCache.keyAt(i))
		+ Long.toHexString(cache.keyAt(i))
		+ " / " + cs + " with changes: 0x"
		+ Integer.toHexString(cs.getChangingConfigurations())
		+ ")");
		@@ -1368,15 +1392,7 @@ public class Resources {
		}
		}
		}
		mDrawableCache.clear();
		mColorStateListCache.clear();
		flushLayoutCache();
		}
		synchronized (mSync) {
		if (mPluralRule != null) {
		mPluralRule = NativePluralRules.forLocale(config.locale);
		}
		}
		cache.clear();
		}

		/**
		@@ -1701,13 +1717,18 @@ public class Resources {
		}

		final long key = (((long) value.assetCookie) << 32) \| value.data;
		Drawable dr = getCachedDrawable(key);
		boolean isColorDrawable = false;
		if (value.type >= TypedValue.TYPE_FIRST_COLOR_INT &&
		value.type <= TypedValue.TYPE_LAST_COLOR_INT) {
		isColorDrawable = true;
		}
		Drawable dr = getCachedDrawable(isColorDrawable ? mColorDrawableCache : mDrawableCache, key);

		if (dr != null) {
		return dr;
		}

		Drawable.ConstantState cs = sPreloadedDrawables.get(key);
		Drawable.ConstantState cs = isColorDrawable ? sPreloadedColorDrawables.get(key) : sPreloadedDrawables.get(key);
		if (cs != null) {
		dr = cs.newDrawable(this);
		} else {
		@@ -1766,34 +1787,44 @@ public class Resources {
		cs = dr.getConstantState();
		if (cs != null) {
		if (mPreloading) {
		if (isColorDrawable) {
		sPreloadedColorDrawables.put(key, cs);
		} else {
		sPreloadedDrawables.put(key, cs);
		}
		} else {
		synchronized (mTmpValue) {
		//Log.i(TAG, "Saving cached drawable @ #" +
		// Integer.toHexString(key.intValue())
		// + " in " + this + ": " + cs);
		if (isColorDrawable) {
		mColorDrawableCache.put(key, new WeakReference<Drawable.ConstantState>(cs));
		} else {
		mDrawableCache.put(key, new WeakReference<Drawable.ConstantState>(cs));
		}
		}
		}
		}
		}

		return dr;
		}

		private Drawable getCachedDrawable(long key) {
		private Drawable getCachedDrawable(
		LongSparseArray<WeakReference<ConstantState>> drawableCache,
		long key) {
		synchronized (mTmpValue) {
		WeakReference<Drawable.ConstantState> wr = mDrawableCache.get(key);
		WeakReference<Drawable.ConstantState> wr = drawableCache.get(key);
		if (wr != null) { // we have the key
		Drawable.ConstantState entry = wr.get();
		if (entry != null) {
		//Log.i(TAG, "Returning cached drawable @ #" +
		// Integer.toHexString(((Integer)key).intValue())
		// + " in " + this + ": " + entry);
		return entry.newDrawable(this);
		return entry.newDrawable();
		}
		else { // our entry has been purged
		mDrawableCache.delete(key);
		drawableCache.delete(key);
		}
		}
		}