LatinIME/java/src/com/android/inputmethod/latin/InputAttributes.java

259 lines
12 KiB
Java

/*
* 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.latin;
import android.text.InputType;
import android.util.Log;
import android.view.inputmethod.EditorInfo;
import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.InputTypeUtils;
import com.android.inputmethod.latin.utils.StringUtils;
import java.util.ArrayList;
import java.util.Arrays;
/**
* Class to hold attributes of the input field.
*/
public final class InputAttributes {
private final String TAG = InputAttributes.class.getSimpleName();
final public String mTargetApplicationPackageName;
final public boolean mInputTypeNoAutoCorrect;
final public boolean mIsPasswordField;
final public boolean mIsSettingsSuggestionStripOn;
final public boolean mApplicationSpecifiedCompletionOn;
final public boolean mShouldInsertSpacesAutomatically;
final private int mInputType;
public InputAttributes(final EditorInfo editorInfo, final boolean isFullscreenMode) {
mTargetApplicationPackageName = null != editorInfo ? editorInfo.packageName : null;
final int inputType = null != editorInfo ? editorInfo.inputType : 0;
final int inputClass = inputType & InputType.TYPE_MASK_CLASS;
mInputType = inputType;
if (inputClass != InputType.TYPE_CLASS_TEXT) {
// If we are not looking at a TYPE_CLASS_TEXT field, the following strange
// cases may arise, so we do a couple sanity checks for them. If it's a
// TYPE_CLASS_TEXT field, these special cases cannot happen, by construction
// of the flags.
if (null == editorInfo) {
Log.w(TAG, "No editor info for this field. Bug?");
} else if (InputType.TYPE_NULL == inputType) {
// TODO: We should honor TYPE_NULL specification.
Log.i(TAG, "InputType.TYPE_NULL is specified");
} else if (inputClass == 0) {
// TODO: is this check still necessary?
Log.w(TAG, String.format("Unexpected input class: inputType=0x%08x"
+ " imeOptions=0x%08x", inputType, editorInfo.imeOptions));
}
mIsPasswordField = false;
mIsSettingsSuggestionStripOn = false;
mInputTypeNoAutoCorrect = false;
mApplicationSpecifiedCompletionOn = false;
mShouldInsertSpacesAutomatically = false;
return;
}
// inputClass == InputType.TYPE_CLASS_TEXT
final int variation = inputType & InputType.TYPE_MASK_VARIATION;
final boolean flagNoSuggestions =
0 != (inputType & InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
final boolean flagMultiLine =
0 != (inputType & InputType.TYPE_TEXT_FLAG_MULTI_LINE);
final boolean flagAutoCorrect =
0 != (inputType & InputType.TYPE_TEXT_FLAG_AUTO_CORRECT);
final boolean flagAutoComplete =
0 != (inputType & InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE);
mIsPasswordField = InputTypeUtils.isPasswordInputType(inputType)
|| InputTypeUtils.isVisiblePasswordInputType(inputType);
// TODO: Have a helper method in InputTypeUtils
// Make sure that passwords are not displayed in {@link SuggestionStripView}.
final boolean noSuggestionStrip = mIsPasswordField
|| InputTypeUtils.isEmailVariation(variation)
|| InputType.TYPE_TEXT_VARIATION_URI == variation
|| InputType.TYPE_TEXT_VARIATION_FILTER == variation
|| flagNoSuggestions
|| flagAutoComplete;
mIsSettingsSuggestionStripOn = !noSuggestionStrip;
mShouldInsertSpacesAutomatically = InputTypeUtils.isAutoSpaceFriendlyType(inputType);
// If it's a browser edit field and auto correct is not ON explicitly, then
// disable auto correction, but keep suggestions on.
// If NO_SUGGESTIONS is set, don't do prediction.
// If it's not multiline and the autoCorrect flag is not set, then don't correct
mInputTypeNoAutoCorrect =
(variation == InputType.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT && !flagAutoCorrect)
|| flagNoSuggestions
|| (!flagAutoCorrect && !flagMultiLine);
mApplicationSpecifiedCompletionOn = flagAutoComplete && isFullscreenMode;
}
public boolean isTypeNull() {
return InputType.TYPE_NULL == mInputType;
}
public boolean isSameInputType(final EditorInfo editorInfo) {
return editorInfo.inputType == mInputType;
}
@SuppressWarnings("unused")
private void dumpFlags(final int inputType) {
final int inputClass = inputType & InputType.TYPE_MASK_CLASS;
final String inputClassString = toInputClassString(inputClass);
final String variationString = toVariationString(
inputClass, inputType & InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
final String flagsString = toFlagsString(inputType & InputType.TYPE_MASK_FLAGS);
Log.i(TAG, "Input class: " + inputClassString);
Log.i(TAG, "Variation: " + variationString);
Log.i(TAG, "Flags: " + flagsString);
}
private static String toInputClassString(final int inputClass) {
switch (inputClass) {
case InputType.TYPE_CLASS_TEXT:
return "TYPE_CLASS_TEXT";
case InputType.TYPE_CLASS_PHONE:
return "TYPE_CLASS_PHONE";
case InputType.TYPE_CLASS_NUMBER:
return "TYPE_CLASS_NUMBER";
case InputType.TYPE_CLASS_DATETIME:
return "TYPE_CLASS_DATETIME";
default:
return String.format("unknownInputClass<0x%08x>", inputClass);
}
}
private static String toVariationString(final int inputClass, final int variation) {
switch (inputClass) {
case InputType.TYPE_CLASS_TEXT:
return toTextVariationString(variation);
case InputType.TYPE_CLASS_NUMBER:
return toNumberVariationString(variation);
case InputType.TYPE_CLASS_DATETIME:
return toDatetimeVariationString(variation);
default:
return "";
}
}
private static String toTextVariationString(final int variation) {
switch (variation) {
case InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS:
return " TYPE_TEXT_VARIATION_EMAIL_ADDRESS";
case InputType.TYPE_TEXT_VARIATION_EMAIL_SUBJECT:
return "TYPE_TEXT_VARIATION_EMAIL_SUBJECT";
case InputType.TYPE_TEXT_VARIATION_FILTER:
return "TYPE_TEXT_VARIATION_FILTER";
case InputType.TYPE_TEXT_VARIATION_LONG_MESSAGE:
return "TYPE_TEXT_VARIATION_LONG_MESSAGE";
case InputType.TYPE_TEXT_VARIATION_NORMAL:
return "TYPE_TEXT_VARIATION_NORMAL";
case InputType.TYPE_TEXT_VARIATION_PASSWORD:
return "TYPE_TEXT_VARIATION_PASSWORD";
case InputType.TYPE_TEXT_VARIATION_PERSON_NAME:
return "TYPE_TEXT_VARIATION_PERSON_NAME";
case InputType.TYPE_TEXT_VARIATION_PHONETIC:
return "TYPE_TEXT_VARIATION_PHONETIC";
case InputType.TYPE_TEXT_VARIATION_POSTAL_ADDRESS:
return "TYPE_TEXT_VARIATION_POSTAL_ADDRESS";
case InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE:
return "TYPE_TEXT_VARIATION_SHORT_MESSAGE";
case InputType.TYPE_TEXT_VARIATION_URI:
return "TYPE_TEXT_VARIATION_URI";
case InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD:
return "TYPE_TEXT_VARIATION_VISIBLE_PASSWORD";
case InputType.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT:
return "TYPE_TEXT_VARIATION_WEB_EDIT_TEXT";
case InputType.TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS:
return "TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS";
case InputType.TYPE_TEXT_VARIATION_WEB_PASSWORD:
return "TYPE_TEXT_VARIATION_WEB_PASSWORD";
default:
return String.format("unknownVariation<0x%08x>", variation);
}
}
private static String toNumberVariationString(final int variation) {
switch (variation) {
case InputType.TYPE_NUMBER_VARIATION_NORMAL:
return "TYPE_NUMBER_VARIATION_NORMAL";
case InputType.TYPE_NUMBER_VARIATION_PASSWORD:
return "TYPE_NUMBER_VARIATION_PASSWORD";
default:
return String.format("unknownVariation<0x%08x>", variation);
}
}
private static String toDatetimeVariationString(final int variation) {
switch (variation) {
case InputType.TYPE_DATETIME_VARIATION_NORMAL:
return "TYPE_DATETIME_VARIATION_NORMAL";
case InputType.TYPE_DATETIME_VARIATION_DATE:
return "TYPE_DATETIME_VARIATION_DATE";
case InputType.TYPE_DATETIME_VARIATION_TIME:
return "TYPE_DATETIME_VARIATION_TIME";
default:
return String.format("unknownVariation<0x%08x>", variation);
}
}
private static String toFlagsString(final int flags) {
final ArrayList<String> flagsArray = CollectionUtils.newArrayList();
if (0 != (flags & InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS))
flagsArray.add("TYPE_TEXT_FLAG_NO_SUGGESTIONS");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_MULTI_LINE))
flagsArray.add("TYPE_TEXT_FLAG_MULTI_LINE");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_IME_MULTI_LINE))
flagsArray.add("TYPE_TEXT_FLAG_IME_MULTI_LINE");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_CAP_WORDS))
flagsArray.add("TYPE_TEXT_FLAG_CAP_WORDS");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_CAP_SENTENCES))
flagsArray.add("TYPE_TEXT_FLAG_CAP_SENTENCES");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_CAP_CHARACTERS))
flagsArray.add("TYPE_TEXT_FLAG_CAP_CHARACTERS");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_AUTO_CORRECT))
flagsArray.add("TYPE_TEXT_FLAG_AUTO_CORRECT");
if (0 != (flags & InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE))
flagsArray.add("TYPE_TEXT_FLAG_AUTO_COMPLETE");
return flagsArray.isEmpty() ? "" : Arrays.toString(flagsArray.toArray());
}
// Pretty print
@Override
public String toString() {
return String.format(
"%s: inputType=0x%08x%s%s%s%s%s targetApp=%s\n", getClass().getSimpleName(),
mInputType,
(mInputTypeNoAutoCorrect ? " noAutoCorrect" : ""),
(mIsPasswordField ? " password" : ""),
(mIsSettingsSuggestionStripOn ? " suggestionStrip" : ""),
(mApplicationSpecifiedCompletionOn ? " appSpecified" : ""),
(mShouldInsertSpacesAutomatically ? " insertSpaces" : ""),
mTargetApplicationPackageName);
}
public static boolean inPrivateImeOptions(final String packageName, final String key,
final EditorInfo editorInfo) {
if (editorInfo == null) return false;
final String findingKey = (packageName != null) ? packageName + "." + key : key;
return StringUtils.containsInCommaSplittableText(findingKey, editorInfo.privateImeOptions);
}
}