Prep for RAM footprint optimization for Emoji palettes

bug: 10902556
Change-Id: I313948c73b60cd33c437cf02e8d3fb61c288a240
This commit is contained in:
Ken Wakasa 2013-10-08 10:56:32 +09:00
parent 984aa60e11
commit 8cf2a5e59f
3 changed files with 15 additions and 10 deletions

View file

@ -459,6 +459,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
mEmojiPager.setAdapter(mEmojiPalettesAdapter);
mEmojiPager.setOnPageChangeListener(this);
mEmojiPager.setOffscreenPageLimit(0);
mEmojiPager.setPersistentDrawingCache(ViewPager.PERSISTENT_NO_CACHE);
final Resources res = getResources();
final EmojiLayoutParams emojiLp = new EmojiLayoutParams(res);
emojiLp.setPagerProperties(mEmojiPager);
@ -607,7 +608,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
private static class EmojiPalettesAdapter extends PagerAdapter {
private final ScrollKeyboardView.OnKeyClickListener mListener;
private final DynamicGridKeyboard mRecentsKeyboard;
private final SparseArray<ScrollKeyboardView> mActiveKeyboardView =
private final SparseArray<ScrollKeyboardView> mActiveKeyboardViews =
CollectionUtils.newSparseArray();
private final EmojiCategory mEmojiCategory;
private int mActivePosition = 0;
@ -623,7 +624,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
public void flushPendingRecentKeys() {
mRecentsKeyboard.flushPendingRecentKeys();
final KeyboardView recentKeyboardView =
mActiveKeyboardView.get(mEmojiCategory.getRecentTabId());
mActiveKeyboardViews.get(mEmojiCategory.getRecentTabId());
if (recentKeyboardView != null) {
recentKeyboardView.invalidateAllKeys();
}
@ -636,7 +637,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
}
mRecentsKeyboard.addKeyFirst(key);
final KeyboardView recentKeyboardView =
mActiveKeyboardView.get(mEmojiCategory.getRecentTabId());
mActiveKeyboardViews.get(mEmojiCategory.getRecentTabId());
if (recentKeyboardView != null) {
recentKeyboardView.invalidateAllKeys();
}
@ -652,7 +653,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
if (mActivePosition == position) {
return;
}
final ScrollKeyboardView oldKeyboardView = mActiveKeyboardView.get(mActivePosition);
final ScrollKeyboardView oldKeyboardView = mActiveKeyboardViews.get(mActivePosition);
if (oldKeyboardView != null) {
oldKeyboardView.releaseCurrentKey();
oldKeyboardView.deallocateMemory();
@ -662,11 +663,11 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
@Override
public Object instantiateItem(final ViewGroup container, final int position) {
final ScrollKeyboardView oldKeyboardView = mActiveKeyboardView.get(position);
final ScrollKeyboardView oldKeyboardView = mActiveKeyboardViews.get(position);
if (oldKeyboardView != null) {
oldKeyboardView.deallocateMemory();
// This may be redundant but wanted to be safer..
mActiveKeyboardView.remove(position);
mActiveKeyboardViews.remove(position);
}
final Keyboard keyboard =
mEmojiCategory.getKeyboardFromPagePosition(position);
@ -681,7 +682,7 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
R.id.emoji_keyboard_scroller);
keyboardView.setScrollView(scrollView);
container.addView(view);
mActiveKeyboardView.put(position, keyboardView);
mActiveKeyboardViews.put(position, keyboardView);
return view;
}
@ -693,12 +694,13 @@ public final class EmojiPalettesView extends LinearLayout implements OnTabChange
@Override
public void destroyItem(final ViewGroup container, final int position,
final Object object) {
final ScrollKeyboardView keyboardView = mActiveKeyboardView.get(position);
ScrollKeyboardView keyboardView = mActiveKeyboardViews.get(position);
if (keyboardView != null) {
keyboardView.deallocateMemory();
mActiveKeyboardView.remove(position);
mActiveKeyboardViews.remove(position);
}
container.removeView(keyboardView);
keyboardView = null;
}
}

View file

@ -243,6 +243,8 @@ public class KeyboardView extends View {
}
private void freeOffscreenBuffer() {
mOffscreenCanvas.setBitmap(null);
mOffscreenCanvas.setMatrix(null);
if (mOffscreenBuffer != null) {
mOffscreenBuffer.recycle();
mOffscreenBuffer = null;

View file

@ -30,8 +30,9 @@ import com.android.inputmethod.keyboard.KeyboardView;
import com.android.inputmethod.latin.R;
/**
* This is an extended {@link KeyboardView} class that hosts a scroll keyboard.
* This is an extended {@link KeyboardView} class that hosts a vertical scroll keyboard.
* Multi-touch unsupported. No {@link PointerTracker}s. No gesture support.
* TODO: Vertical scroll capability should be removed from this class because it's no longer used.
*/
// TODO: Implement key popup preview.
public final class ScrollKeyboardView extends KeyboardView implements