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Added InputConnectionCompatUtils and EditorInfoCompatUtils

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Change-Id: Ie69d5e90c4ee978d3ecb40b68e6466082569ca7a
This commit is contained in:
satok 2011-03-23 23:18:49 -07:00
parent 5a41db8814
commit b2707856ab
4 changed files with 141 additions and 12 deletions
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14
java/src/com/android/inputmethod/compat/CompatUtils.java
View file

@ -20,6 +20,7 @@ import android.content.Intent;
import android.text.TextUtils;
import android.util.Log;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
@ -90,6 +91,19 @@ public class CompatUtils {
}
}
public static Constructor<?> getConstructor(Class<?> targetClass, Class<?>[] types) {
if (targetClass == null || types == null) return null;
try {
return targetClass.getConstructor(types);
} catch (SecurityException e) {
// ignore
return null;
} catch (NoSuchMethodException e) {
// ignore
return null;
}
}
public static Object invoke(
Object receiver, Object defaultValue, Method method, Object... args) {
if (receiver == null || method == null) return defaultValue;

59
java/src/com/android/inputmethod/compat/EditorInfoCompatUtils.java Normal file
View file

@ -0,0 +1,59 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.inputmethod.compat;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import java.lang.reflect.Field;
public class EditorInfoCompatUtils {
private static final Field FIELD_IME_FLAG_NAVIGATE_NEXT = CompatUtils.getField(
EditorInfo.class, "IME_FLAG_NAVIGATE_NEXT");
private static final Field FIELD_IME_FLAG_NAVIGATE_PREVIOUS = CompatUtils.getField(
EditorInfo.class, "IME_FLAG_NAVIGATE_PREVIOUS");
private static final Field FIELD_IME_ACTION_PREVIOUS = CompatUtils.getField(
EditorInfo.class, "IME_FLAG_ACTION_PREVIOUS");
private static final Integer OBJ_IME_FLAG_NAVIGATE_NEXT = (Integer) CompatUtils
.getFieldValue(null, null, FIELD_IME_FLAG_NAVIGATE_NEXT);
private static final Integer OBJ_IME_FLAG_NAVIGATE_PREVIOUS = (Integer) CompatUtils
.getFieldValue(null, null, FIELD_IME_FLAG_NAVIGATE_PREVIOUS);
private static final Integer OBJ_IME_ACTION_PREVIOUS = (Integer) CompatUtils
.getFieldValue(null, null, FIELD_IME_ACTION_PREVIOUS);
public static boolean hasFlagNavigateNext(int imeOptions) {
if (OBJ_IME_FLAG_NAVIGATE_NEXT == null)
return false;
return (imeOptions & OBJ_IME_FLAG_NAVIGATE_NEXT) != 0;
}
public static boolean hasFlagNavigatePrevious(int imeOptions) {
if (OBJ_IME_FLAG_NAVIGATE_PREVIOUS == null)
return false;
return (imeOptions & OBJ_IME_FLAG_NAVIGATE_PREVIOUS) != 0;
}
public static void performEditorActionNext(InputConnection ic) {
ic.performEditorAction(EditorInfo.IME_ACTION_NEXT);
}
public static void performEditorActionPrevious(InputConnection ic) {
if (OBJ_IME_ACTION_PREVIOUS == null)
return;
ic.performEditorAction(OBJ_IME_ACTION_PREVIOUS);
}
}

58
java/src/com/android/inputmethod/compat/InputConnectionCompatUtils.java Normal file
View file

@ -0,0 +1,58 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.inputmethod.compat;
import android.util.Log;
import android.view.inputmethod.InputConnection;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
public class InputConnectionCompatUtils {
private static final String TAG = InputConnectionCompatUtils.class.getSimpleName();
private static final Class<?> CLASS_CorrectionInfo = CompatUtils
.getClass("android.view.inputmethod.CorrectionInfo");
private static final Class<?>[] INPUT_TYPE_CorrectionInfo = new Class<?>[] { int.class,
CharSequence.class, CharSequence.class };
private static final Constructor<?> CONSTRUCTOR_CorrectionInfo = CompatUtils
.getConstructor(CLASS_CorrectionInfo, INPUT_TYPE_CorrectionInfo);
private static final Method METHOD_InputConnection_commitCorrection = CompatUtils
.getMethod(InputConnection.class, "commitCorrection", CLASS_CorrectionInfo);
public static void commitCorrection(InputConnection ic, int offset, CharSequence oldText,
CharSequence newText) {
if (ic == null || CONSTRUCTOR_CorrectionInfo == null
|| METHOD_InputConnection_commitCorrection == null) {
return;
}
Object[] args = { offset, oldText, newText };
try {
Object correctionInfo = CONSTRUCTOR_CorrectionInfo.newInstance(args);
CompatUtils.invoke(ic, null, METHOD_InputConnection_commitCorrection,
correctionInfo);
} catch (IllegalArgumentException e) {
Log.e(TAG, "Error in commitCorrection: IllegalArgumentException");
} catch (InstantiationException e) {
Log.e(TAG, "Error in commitCorrection: InstantiationException");
} catch (IllegalAccessException e) {
Log.e(TAG, "Error in commitCorrection: IllegalAccessException");
} catch (InvocationTargetException e) {
Log.e(TAG, "Error in commitCorrection: InvocationTargetException");
}
}
}

22
java/src/com/android/inputmethod/latin/LatinIME.java
View file

@ -17,6 +17,8 @@
package com.android.inputmethod.latin;
import com.android.inputmethod.compat.CompatUtils;
import com.android.inputmethod.compat.EditorInfoCompatUtils;
import com.android.inputmethod.compat.InputConnectionCompatUtils;
import com.android.inputmethod.compat.InputMethodManagerCompatWrapper;
import com.android.inputmethod.compat.InputMethodServiceCompatWrapper;
import com.android.inputmethod.deprecated.VoiceProxy;
@ -64,7 +66,6 @@ import android.view.ViewParent;
import android.view.Window;
import android.view.WindowManager;
import android.view.inputmethod.CompletionInfo;
import android.view.inputmethod.CorrectionInfo;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.ExtractedText;
import android.view.inputmethod.ExtractedTextRequest;
@ -1267,9 +1268,8 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
private void handleTab() {
final int imeOptions = getCurrentInputEditorInfo().imeOptions;
final int navigationFlags =
EditorInfo.IME_FLAG_NAVIGATE_NEXT | EditorInfo.IME_FLAG_NAVIGATE_PREVIOUS;
if ((imeOptions & navigationFlags) == 0) {
if (!EditorInfoCompatUtils.hasFlagNavigateNext(imeOptions)
&& !EditorInfoCompatUtils.hasFlagNavigatePrevious(imeOptions)) {
sendDownUpKeyEvents(KeyEvent.KEYCODE_TAB);
return;
}
@ -1280,12 +1280,13 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
// True if keyboard is in either chording shift or manual temporary upper case mode.
final boolean isManualTemporaryUpperCase = mKeyboardSwitcher.isManualTemporaryUpperCase();
if ((imeOptions & EditorInfo.IME_FLAG_NAVIGATE_NEXT) != 0
if (EditorInfoCompatUtils.hasFlagNavigateNext(imeOptions)
&& !isManualTemporaryUpperCase) {
EditorInfoCompatUtils.performEditorActionNext(ic);
ic.performEditorAction(EditorInfo.IME_ACTION_NEXT);
} else if ((imeOptions & EditorInfo.IME_FLAG_NAVIGATE_PREVIOUS) != 0
} else if (EditorInfoCompatUtils.hasFlagNavigatePrevious(imeOptions)
&& isManualTemporaryUpperCase) {
ic.performEditorAction(EditorInfo.IME_ACTION_PREVIOUS);
EditorInfoCompatUtils.performEditorActionPrevious(ic);
}
}
@ -1411,11 +1412,8 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
CharSequence typedWord = mWord.getTypedWord();
TextEntryState.backToAcceptedDefault(typedWord);
if (!TextUtils.isEmpty(typedWord) && !typedWord.equals(mBestWord)) {
if (ic != null) {
CorrectionInfo correctionInfo = new CorrectionInfo(
mLastSelectionEnd - typedWord.length(), typedWord, mBestWord);
ic.commitCorrection(correctionInfo);
}
InputConnectionCompatUtils.commitCorrection(
ic, mLastSelectionEnd - typedWord.length(), typedWord, mBestWord);
if (mCandidateView != null)
mCandidateView.onAutoCorrectionInverted(mBestWord);
}