forked from extern/Unexpected-Keyboard
e10c587dc5
The meaning of the public fields of KeyValue was quite complicated and not handled consistently accross the app. Make these fields private and add a more abstract API on top. The meaning of these fields changed recently and it wasn't an easy change. I plan on making more changes in the future.
347 lines
10 KiB
Java
347 lines
10 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.Arrays;
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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 Arrays.asList();
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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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_config.shouldOfferSwitchingToProgramming =
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_config.programming_layout != -1 &&
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_currentTextLayout != _config.programming_layout;
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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 switchMain()
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{
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_keyboardView.setKeyboard(getLayout(_currentTextLayout));
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}
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public void switchNumeric()
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{
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_keyboardView.setKeyboard(getLayout(R.xml.numeric));
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}
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public void switchProgramming()
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{
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if (_config.programming_layout == -1)
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return;
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KeyboardData layout =
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getLayout(_config.programming_layout).mapKeys(new KeyboardData.MapKeyValues() {
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public KeyValue apply(KeyValue key)
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{
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if (key != null
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&& key.getKind() == KeyValue.Kind.Event
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&& key.getEvent() == KeyValue.EVENT_SWITCH_PROGRAMMING)
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return KeyValue.getKeyByName("switch_text");
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return key;
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}
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});
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_keyboardView.setKeyboard(layout);
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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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