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Copy InputMethodSubtypeEnabler from the framework

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- TODO: remove InputMethodSubtypeEnabler from the framework

Change-Id: I751f3c73197c855c7f186ff64465d88ed1e2b603
This commit is contained in:
satok
2010-10-26 18:58:09 +09:00
parent 03b99a7141
commit 4a5f889f80
3 changed files with 336 additions and 0 deletions
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13
AndroidManifest.xml
View File

@@ -262,6 +262,19 @@
</intent-filter>
</activity-alias>
<activity-alias android:name="InputMethodAndSubtypeEnabler"
android:label="@string/input_methods_and_subtype_enabler_title"
android:clearTaskOnLaunch="true"
android:targetActivity="Settings">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<action android:name="android.settings.INPUT_METHOD_AND_SUBTYPE_ENABLER" />
<category android:name="android.intent.category.VOICE_LAUNCH" />
<category android:name="android.intent.category.DEFAULT" />
<category android:name="com.android.settings.SHORTCUT" />
</intent-filter>
</activity-alias>
<activity android:name="PhysicalKeyboardSettings"
android:label="@string/builtin_keyboard_settings_title">
<intent-filter>

4
res/values/strings.xml
View File

@@ -2177,6 +2177,10 @@ found in the list of installed applications.</string>
<string name="input_methods_settings_summary">Manage text input options</string>
<!-- Input Methods Settings localized format string for generating the appropriate "Foo settings" menu label for the Input Method named "Foo" -->
<string name="input_methods_settings_label_format"><xliff:g id="ime_name">%1$s</xliff:g> settings</string>
<!-- The title for the item to manage the settings of enabled the input methods and subtypes. -->
<string name="input_methods_and_subtype_enabler_title">Manage Input Methods</string>
<!-- Label for selecting the input methods and subtypes to use -->
<string name="input_methods_and_subtype_enabler_title_format">Manage input methods in <xliff:g id="ime_application_name">%1$s</xliff:g></string>
<!-- Summary for on-screen keyboard settings -->
<string name="onscreen_keyboard_settings_summary">Onscreen keyboard settings</string>
<!-- Title for built-in keyboard settings -->

319
src/com/android/settings/InputMethodAndSubtypeEnabler.java Normal file
View File

@@ -0,0 +1,319 @@
/*
* Copyright (C) 2010 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.settings;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceCategory;
import android.preference.PreferenceScreen;
import android.provider.Settings;
import android.text.TextUtils;
import android.view.inputmethod.InputMethodInfo;
import android.view.inputmethod.InputMethodManager;
import android.view.inputmethod.InputMethodSubtype;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
public class InputMethodAndSubtypeEnabler extends SettingsPreferenceFragment {
private boolean mHaveHardKeyboard;
private List<InputMethodInfo> mInputMethodProperties;
private final TextUtils.SimpleStringSplitter mStringColonSplitter
= new TextUtils.SimpleStringSplitter(':');
private String mLastInputMethodId;
private String mLastTickedInputMethodId;
private AlertDialog mDialog = null;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
Configuration config = getResources().getConfiguration();
mHaveHardKeyboard = (config.keyboard == Configuration.KEYBOARD_QWERTY);
onCreateIMM();
setPreferenceScreen(createPreferenceHierarchy());
}
@Override
public void onResume() {
super.onResume();
loadInputMethodSubtypeList();
}
@Override
public void onPause() {
super.onPause();
saveInputMethodSubtypeList();
}
@Override
public boolean onPreferenceTreeClick(
PreferenceScreen preferenceScreen, Preference preference) {
if (preference instanceof CheckBoxPreference) {
final CheckBoxPreference chkPref = (CheckBoxPreference) preference;
final String id = chkPref.getKey();
// TODO: Check subtype or not here
if (chkPref.isChecked()) {
InputMethodInfo selImi = null;
final int N = mInputMethodProperties.size();
for (int i = 0; i < N; i++) {
InputMethodInfo imi = mInputMethodProperties.get(i);
if (id.equals(imi.getId())) {
selImi = imi;
if (isSystemIme(imi)) {
setSubtypesPreferenceEnabled(id, true);
// This is a built-in IME, so no need to warn.
mLastTickedInputMethodId = id;
return super.onPreferenceTreeClick(preferenceScreen, preference);
}
break;
}
}
if (selImi == null) {
return super.onPreferenceTreeClick(preferenceScreen, preference);
}
chkPref.setChecked(false);
if (mDialog == null) {
mDialog = (new AlertDialog.Builder(getActivity()))
.setTitle(android.R.string.dialog_alert_title)
.setIcon(android.R.drawable.ic_dialog_alert)
.setCancelable(true)
.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
chkPref.setChecked(true);
setSubtypesPreferenceEnabled(id, true);
mLastTickedInputMethodId = id;
}
})
.setNegativeButton(android.R.string.cancel,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
}
})
.create();
} else {
if (mDialog.isShowing()) {
mDialog.dismiss();
}
}
mDialog.setMessage(getResources().getString(
R.string.ime_security_warning,
selImi.getServiceInfo().applicationInfo.loadLabel(getPackageManager())));
mDialog.show();
} else {
if (id.equals(mLastTickedInputMethodId)) {
mLastTickedInputMethodId = null;
}
setSubtypesPreferenceEnabled(id, false);
}
}
return super.onPreferenceTreeClick(preferenceScreen, preference);
}
@Override
public void onDestroy() {
super.onDestroy();
if (mDialog != null) {
mDialog.dismiss();
mDialog = null;
}
}
private void onCreateIMM() {
InputMethodManager imm = (InputMethodManager) getSystemService(
Context.INPUT_METHOD_SERVICE);
// TODO: Change mInputMethodProperties to Map
mInputMethodProperties = imm.getInputMethodList();
mLastInputMethodId = Settings.Secure.getString(getContentResolver(),
Settings.Secure.DEFAULT_INPUT_METHOD);
}
private PreferenceScreen createPreferenceHierarchy() {
// Root
PreferenceScreen root = getPreferenceManager().createPreferenceScreen(getActivity());
int N = (mInputMethodProperties == null ? 0 : mInputMethodProperties.size());
// TODO: Use iterator.
for (int i = 0; i < N; ++i) {
PreferenceCategory keyboardSettingsCategory = new PreferenceCategory(getActivity());
root.addPreference(keyboardSettingsCategory);
InputMethodInfo property = mInputMethodProperties.get(i);
String prefKey = property.getId();
PackageManager pm = getPackageManager();
CharSequence label = property.loadLabel(pm);
boolean systemIME = isSystemIme(property);
keyboardSettingsCategory.setTitle(label);
// Add a check box.
// Don't show the toggle if it's the only keyboard in the system, or it's a system IME.
if (mHaveHardKeyboard || (N > 1 && !systemIME)) {
CheckBoxPreference chkbxPref = new CheckBoxPreference(getActivity());
chkbxPref.setKey(prefKey);
chkbxPref.setTitle(label);
keyboardSettingsCategory.addPreference(chkbxPref);
}
ArrayList<InputMethodSubtype> subtypes = property.getSubtypes();
if (subtypes.size() > 0) {
PreferenceCategory subtypesCategory = new PreferenceCategory(getActivity());
subtypesCategory.setTitle(getResources().getString(
R.string.input_methods_and_subtype_enabler_title_format, label));
root.addPreference(subtypesCategory);
for (InputMethodSubtype subtype: subtypes) {
CharSequence subtypeLabel;
int nameResId = subtype.getNameResId();
if (nameResId != 0) {
subtypeLabel = pm.getText(property.getPackageName(), nameResId,
property.getServiceInfo().applicationInfo);
} else {
int modeResId = subtype.getModeResId();
CharSequence language = subtype.getLocale();
CharSequence mode = modeResId == 0 ? null
: pm.getText(property.getPackageName(), modeResId,
property.getServiceInfo().applicationInfo);
// TODO: Use more friendly Title and UI
subtypeLabel = (mode == null ? "" : mode) + ","
+ (language == null ? "" : language);
}
CheckBoxPreference chkbxPref = new CheckBoxPreference(getActivity());
chkbxPref.setKey(prefKey + subtype.hashCode());
chkbxPref.setTitle(subtypeLabel);
chkbxPref.setSummary(label);
subtypesCategory.addPreference(chkbxPref);
}
}
}
return root;
}
private void loadInputMethodSubtypeList() {
final HashSet<String> enabled = new HashSet<String>();
String enabledStr = Settings.Secure.getString(getContentResolver(),
Settings.Secure.ENABLED_INPUT_METHODS);
if (enabledStr != null) {
final TextUtils.SimpleStringSplitter splitter = mStringColonSplitter;
splitter.setString(enabledStr);
while (splitter.hasNext()) {
enabled.add(splitter.next());
}
}
// Update the statuses of the Check Boxes.
int N = mInputMethodProperties.size();
// TODO: Use iterator.
for (int i = 0; i < N; ++i) {
final String id = mInputMethodProperties.get(i).getId();
CheckBoxPreference pref = (CheckBoxPreference) findPreference(
mInputMethodProperties.get(i).getId());
if (pref != null) {
boolean isEnabled = enabled.contains(id);
pref.setChecked(isEnabled);
setSubtypesPreferenceEnabled(id, isEnabled);
}
}
mLastTickedInputMethodId = null;
}
private void saveInputMethodSubtypeList() {
StringBuilder builder = new StringBuilder();
StringBuilder disabledSysImes = new StringBuilder();
int firstEnabled = -1;
int N = mInputMethodProperties.size();
for (int i = 0; i < N; ++i) {
final InputMethodInfo property = mInputMethodProperties.get(i);
final String id = property.getId();
CheckBoxPreference pref = (CheckBoxPreference) findPreference(id);
boolean currentInputMethod = id.equals(mLastInputMethodId);
boolean systemIme = isSystemIme(property);
// TODO: Append subtypes by using the separator ";"
if (((N == 1 || systemIme) && !mHaveHardKeyboard)
|| (pref != null && pref.isChecked())) {
if (builder.length() > 0) builder.append(':');
builder.append(id);
if (firstEnabled < 0) {
firstEnabled = i;
}
} else if (currentInputMethod) {
mLastInputMethodId = mLastTickedInputMethodId;
}
// If it's a disabled system ime, add it to the disabled list so that it
// doesn't get enabled automatically on any changes to the package list
if (pref != null && !pref.isChecked() && systemIme && mHaveHardKeyboard) {
if (disabledSysImes.length() > 0) disabledSysImes.append(":");
disabledSysImes.append(id);
}
}
// If the last input method is unset, set it as the first enabled one.
if (TextUtils.isEmpty(mLastInputMethodId)) {
if (firstEnabled >= 0) {
mLastInputMethodId = mInputMethodProperties.get(firstEnabled).getId();
} else {
mLastInputMethodId = null;
}
}
Settings.Secure.putString(getContentResolver(),
Settings.Secure.ENABLED_INPUT_METHODS, builder.toString());
Settings.Secure.putString(getContentResolver(),
Settings.Secure.DISABLED_SYSTEM_INPUT_METHODS, disabledSysImes.toString());
Settings.Secure.putString(getContentResolver(),
Settings.Secure.DEFAULT_INPUT_METHOD,
mLastInputMethodId != null ? mLastInputMethodId : "");
}
private void setSubtypesPreferenceEnabled(String id, boolean enabled) {
PreferenceScreen preferenceScreen = getPreferenceScreen();
final int N = mInputMethodProperties.size();
// TODO: Use iterator.
for (int i = 0; i < N; i++) {
InputMethodInfo imi = mInputMethodProperties.get(i);
if (id.equals(imi.getId())) {
for (InputMethodSubtype subtype: imi.getSubtypes()) {
preferenceScreen.findPreference(id + subtype.hashCode()).setEnabled(enabled);
}
}
}
}
private boolean isSystemIme(InputMethodInfo property) {
return (property.getServiceInfo().applicationInfo.flags
& ApplicationInfo.FLAG_SYSTEM) != 0;
}
}