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am 681b676b: Keep Keyboard in cache through SoftReference 

Merge commit '681b676b0aecb30e644f25550018ce2b6cea3e15' into gingerbread-plus-aosp

* commit '681b676b0aecb30e644f25550018ce2b6cea3e15':
  Keep Keyboard in cache through SoftReference
main
Tadashi G. Takaoka 2010-09-08 22:45:08 -07:00 committed by Android Git Automerger
parent ad20a70bd9 681b676b0a
commit 72a66d3d86
1 changed files with 21 additions and 16 deletions
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37
java/src/com/android/inputmethod/latin/KeyboardSwitcher.java
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@ -23,6 +23,7 @@ import android.content.res.Resources;
import android.preference.PreferenceManager;
import android.view.InflateException;
import java.lang.ref.SoftReference;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
@ -76,14 +77,14 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
KEYBOARDMODE_IM,
KEYBOARDMODE_WEB};
Context mContext;
LatinIME mInputMethodService;
final Context mContext;
final LatinIME mInputMethodService;
private KeyboardId mSymbolsId;
private KeyboardId mSymbolsShiftedId;
private KeyboardId mCurrentId;
private Map<KeyboardId, LatinKeyboard> mKeyboards;
private final Map<KeyboardId, SoftReference<LatinKeyboard>> mKeyboards;
private int mMode = MODE_NONE; /** One of the MODE_XXX values */
private int mImeOptions;
@ -109,7 +110,7 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
mLayoutId = Integer.valueOf(prefs.getString(PREF_KEYBOARD_LAYOUT, DEFAULT_LAYOUT_ID));
prefs.registerOnSharedPreferenceChangeListener(this);
mKeyboards = new HashMap<KeyboardId, LatinKeyboard>();
mKeyboards = new HashMap<KeyboardId, SoftReference<LatinKeyboard>>();
mSymbolsId = makeSymbolsId(false);
mSymbolsShiftedId = makeSymbolsShiftedId(false);
mInputMethodService = ims;
@ -157,10 +158,11 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
* which also serve as a unique identifier for each keyboard type.
*/
private static class KeyboardId {
public int mXml;
public int mKeyboardMode; /** A KEYBOARDMODE_XXX value */
public boolean mEnableShiftLock;
public boolean mHasVoice;
// TODO: should have locale and portrait/landscape orientation?
public final int mXml;
public final int mKeyboardMode; /** A KEYBOARDMODE_XXX value */
public final boolean mEnableShiftLock;
public final boolean mHasVoice;
public KeyboardId(int xml, int mode, boolean enableShiftLock, boolean hasVoice) {
this.mXml = xml;
@ -178,10 +180,11 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
return other instanceof KeyboardId && equals((KeyboardId) other);
}
public boolean equals(KeyboardId other) {
return other.mXml == this.mXml
&& other.mKeyboardMode == this.mKeyboardMode
&& other.mEnableShiftLock == this.mEnableShiftLock;
private boolean equals(KeyboardId other) {
return other.mXml == this.mXml
&& other.mKeyboardMode == this.mKeyboardMode
&& other.mEnableShiftLock == this.mEnableShiftLock
&& other.mHasVoice == this.mHasVoice;
}
@Override
@ -245,13 +248,15 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
}
private LatinKeyboard getKeyboard(KeyboardId id) {
if (!mKeyboards.containsKey(id)) {
SoftReference<LatinKeyboard> ref = mKeyboards.get(id);
LatinKeyboard keyboard = (ref == null) ? null : ref.get();
if (keyboard == null) {
Resources orig = mContext.getResources();
Configuration conf = orig.getConfiguration();
Locale saveLocale = conf.locale;
conf.locale = mInputLocale;
orig.updateConfiguration(conf, null);
LatinKeyboard keyboard = new LatinKeyboard(mContext, id.mXml, id.mKeyboardMode);
keyboard = new LatinKeyboard(mContext, id.mXml, id.mKeyboardMode);
keyboard.setVoiceMode(hasVoiceButton(id.mXml == R.xml.kbd_symbols
|| id.mXml == R.xml.kbd_symbols_black), mHasVoice);
keyboard.setLanguageSwitcher(mLanguageSwitcher, mIsAutoCompletionActive, isBlackSym());
@ -259,12 +264,12 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
if (id.mEnableShiftLock) {
keyboard.enableShiftLock();
}
mKeyboards.put(id, keyboard);
mKeyboards.put(id, new SoftReference<LatinKeyboard>(keyboard));
conf.locale = saveLocale;
orig.updateConfiguration(conf, null);
}
return mKeyboards.get(id);
return keyboard;
}
private KeyboardId getKeyboardId(int mode, int imeOptions, boolean isSymbols) {