forked from extern/Unexpected-Keyboard
2eb615dbf6
Ensure the switching key is shown when there's several subtypes enabled, even if Android says not to show it.
322 lines
9.4 KiB
Java
322 lines
9.4 KiB
Java
package juloo.keyboard2;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.inputmethodservice.InputMethodService;
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import android.os.Build.VERSION;
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import android.os.IBinder;
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import android.preference.PreferenceManager;
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import android.text.InputType;
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import android.view.ContextThemeWrapper;
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import android.view.inputmethod.EditorInfo;
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import android.view.inputmethod.InputConnection;
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import android.view.inputmethod.InputMethodInfo;
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import android.view.inputmethod.InputMethodManager;
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import android.view.inputmethod.InputMethodSubtype;
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import android.view.KeyEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.ViewParent;
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import android.util.Log;
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import android.util.LogPrinter;
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import java.util.List;
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import java.util.HashSet;
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import java.util.Set;
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public class Keyboard2 extends InputMethodService
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implements SharedPreferences.OnSharedPreferenceChangeListener
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{
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static private final String TAG = "Keyboard2";
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private Keyboard2View _keyboardView;
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private int _currentTextLayout;
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private ViewGroup _emojiPane = null;
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private Config _config;
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private boolean _debug_logs = false;
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private KeyboardData getLayout(int resId)
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{
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return KeyboardData.load(getResources(), resId);
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}
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@Override
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public void onCreate()
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{
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super.onCreate();
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PreferenceManager.setDefaultValues(this, R.xml.settings, false);
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PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(this);
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Config.initGlobalConfig(this, new KeyEventHandler(this.new Receiver()));
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_config = Config.globalConfig();
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_config.refresh(this);
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_keyboardView = (Keyboard2View)inflate_view(R.layout.keyboard);
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_keyboardView.reset();
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_debug_logs = getResources().getBoolean(R.bool.debug_logs);
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}
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private List<InputMethodSubtype> getEnabledSubtypes(InputMethodManager imm)
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{
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String pkg = getPackageName();
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for (InputMethodInfo imi : imm.getEnabledInputMethodList())
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if (imi.getPackageName().equals(pkg))
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return imm.getEnabledInputMethodSubtypeList(imi, true);
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return null;
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}
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private void refreshSubtypeLayout(InputMethodSubtype subtype)
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{
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int l = _config.layout;
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if (l == -1)
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{
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String s = subtype.getExtraValueOf("default_layout");
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if (s != null)
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l = Config.layoutId_of_string(s);
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else
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l = R.xml.qwerty;
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}
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_currentTextLayout = l;
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}
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private void extra_keys_of_subtype(Set<String> dst, InputMethodSubtype subtype)
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{
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String extra_keys = subtype.getExtraValueOf("extra_keys");
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if (extra_keys == null)
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return;
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String[] ks = extra_keys.split("\\|");
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for (int i = 0; i < ks.length; i++)
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dst.add(ks[i]);
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}
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private void refreshAccentsOption(InputMethodManager imm, InputMethodSubtype subtype)
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{
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HashSet<String> extra_keys = new HashSet<String>();
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List<InputMethodSubtype> enabled_subtypes = getEnabledSubtypes(imm);
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switch (_config.accents)
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{
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case 1:
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extra_keys_of_subtype(extra_keys, subtype);
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for (InputMethodSubtype s : enabled_subtypes)
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extra_keys_of_subtype(extra_keys, s);
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break;
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case 2:
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extra_keys_of_subtype(extra_keys, subtype);
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break;
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case 3: extra_keys = null; break;
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case 4: break;
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default: throw new IllegalArgumentException();
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}
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_config.extra_keys = extra_keys;
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if (enabled_subtypes.size() > 1)
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_config.shouldOfferSwitchingToNextInputMethod = true;
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}
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private void refreshSubtypeLegacyFallback()
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{
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// Fallback for the accents option: Only respect the "None" case
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switch (_config.accents)
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{
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case 1: case 2: case 3: _config.extra_keys = null; break;
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case 4: _config.extra_keys = new HashSet<String>(); break;
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}
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// Fallback for the layout option: Use qwerty in the "system settings" case
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_currentTextLayout = (_config.layout == -1) ? R.xml.qwerty : _config.layout;
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}
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private void refreshSubtypeImm()
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{
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InputMethodManager imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE);
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_config.shouldOfferSwitchingToNextInputMethod = imm.shouldOfferSwitchingToNextInputMethod(getConnectionToken());
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if (VERSION.SDK_INT < 12)
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{
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// Subtypes won't work well under API level 12 (getExtraValueOf)
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refreshSubtypeLegacyFallback();
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}
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else
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{
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InputMethodSubtype subtype = imm.getCurrentInputMethodSubtype();
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refreshSubtypeLayout(subtype);
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refreshAccentsOption(imm, subtype);
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}
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}
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private String actionLabel_of_imeAction(int action)
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{
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int res;
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switch (action)
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{
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case EditorInfo.IME_ACTION_NEXT: res = R.string.key_action_next; break;
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case EditorInfo.IME_ACTION_DONE: res = R.string.key_action_done; break;
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case EditorInfo.IME_ACTION_GO: res = R.string.key_action_go; break;
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case EditorInfo.IME_ACTION_PREVIOUS: res = R.string.key_action_prev; break;
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case EditorInfo.IME_ACTION_SEARCH: res = R.string.key_action_search; break;
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case EditorInfo.IME_ACTION_SEND: res = R.string.key_action_send; break;
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case EditorInfo.IME_ACTION_UNSPECIFIED:
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case EditorInfo.IME_ACTION_NONE:
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default: return null;
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}
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return getResources().getString(res);
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}
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private void refreshEditorInfo(EditorInfo info)
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{
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// First try to look at 'info.actionLabel', if it isn't set, look at
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// 'imeOptions'.
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if (info.actionLabel != null)
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{
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_config.actionLabel = info.actionLabel.toString();
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_config.actionId = info.actionId;
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_config.swapEnterActionKey = false;
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}
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else
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{
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int action = info.imeOptions & EditorInfo.IME_MASK_ACTION;
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_config.actionLabel = actionLabel_of_imeAction(action); // Might be null
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_config.actionId = action;
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_config.swapEnterActionKey =
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(info.imeOptions & EditorInfo.IME_FLAG_NO_ENTER_ACTION) == 0;
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}
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}
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private void refreshConfig()
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{
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int prev_theme = _config.theme;
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_config.refresh(this);
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refreshSubtypeImm();
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// Refreshing the theme config requires re-creating the views
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if (prev_theme != _config.theme)
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{
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_keyboardView = (Keyboard2View)inflate_view(R.layout.keyboard);
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_emojiPane = null;
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}
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}
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private void log_editor_info(EditorInfo info)
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{
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LogPrinter p = new LogPrinter(Log.DEBUG, TAG);
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info.dump(p, "");
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if (info.extras != null)
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Log.d(TAG, "extras: "+info.extras.toString());
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Log.d(TAG, "swapEnterActionKey: "+_config.swapEnterActionKey);
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Log.d(TAG, "actionLabel: "+_config.actionLabel);
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}
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@Override
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public void onStartInputView(EditorInfo info, boolean restarting)
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{
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refreshConfig();
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refreshEditorInfo(info);
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if ((info.inputType & InputType.TYPE_CLASS_NUMBER) != 0)
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_keyboardView.setKeyboard(getLayout(R.xml.numeric));
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else
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_keyboardView.setKeyboard(getLayout(_currentTextLayout));
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setInputView(_keyboardView);
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if (_debug_logs)
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log_editor_info(info);
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}
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@Override
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public void setInputView(View v)
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{
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ViewParent parent = v.getParent();
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if (parent != null && parent instanceof ViewGroup)
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((ViewGroup)parent).removeView(v);
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super.setInputView(v);
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}
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@Override
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public void onCurrentInputMethodSubtypeChanged(InputMethodSubtype subtype)
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{
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refreshSubtypeImm();
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_keyboardView.setKeyboard(getLayout(_currentTextLayout));
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}
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@Override
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public void onFinishInputView(boolean finishingInput)
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{
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super.onFinishInputView(finishingInput);
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_keyboardView.reset();
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}
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@Override
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public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key)
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{
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refreshConfig();
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}
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/** Not static */
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public class Receiver implements KeyEventHandler.IReceiver
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{
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public void switchToNextInputMethod()
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{
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InputMethodManager imm = (InputMethodManager)getSystemService(INPUT_METHOD_SERVICE);
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imm.showInputMethodPicker();
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// deprecated in version 28: imm.switchToNextInputMethod(getConnectionToken(), false);
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// added in version 28: switchToNextInputMethod(false);
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}
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public void setPane_emoji()
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{
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if (_emojiPane == null)
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_emojiPane = (ViewGroup)inflate_view(R.layout.emoji_pane);
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setInputView(_emojiPane);
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}
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public void setPane_normal()
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{
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setInputView(_keyboardView);
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}
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public void performAction()
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{
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InputConnection conn = getCurrentInputConnection();
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if (conn == null)
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return;
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conn.performEditorAction(_config.actionId);
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}
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public void setLayout(int res_id)
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{
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if (res_id == -1)
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res_id = _currentTextLayout;
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_keyboardView.setKeyboard(getLayout(res_id));
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}
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public void sendKeyEvent(int eventAction, int eventCode, int meta)
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{
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InputConnection conn = getCurrentInputConnection();
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if (conn == null)
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return;
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conn.sendKeyEvent(new KeyEvent(1, 1, eventAction, eventCode, 0, meta));
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}
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public void showKeyboardConfig()
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{
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Intent intent = new Intent(Keyboard2.this, SettingsActivity.class);
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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startActivity(intent);
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}
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public void commitText(String text)
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{
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getCurrentInputConnection().commitText(text, 1);
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}
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public void commitChar(char c)
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{
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sendKeyChar(c);
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}
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}
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private IBinder getConnectionToken()
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{
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return getWindow().getWindow().getAttributes().token;
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}
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private View inflate_view(int layout)
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{
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return View.inflate(new ContextThemeWrapper(this, _config.theme), layout, null);
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}
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}
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