private boolean processKeyUp(int keyCode, KeyEvent event, boolean isPreIme) {
if (DEBUG) {
Log.d(
LOGTAG,
"IME: processKeyUp(keyCode=" + keyCode + ", event=" + event + ", " + isPreIme + ")");
}
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
case KeyEvent.KEYCODE_SEARCH:
case KeyEvent.KEYCODE_MENU:
return false;
default:
break;
}
if (isPreIme
&& mIMEState != IME_STATE_DISABLED
&& (event.getMetaState() & KeyEvent.META_ALT_ON) != 0)
// Let active IME process pre-IME key events
return false;
View view = GeckoApp.mAppContext.getLayerController().getView();
KeyListener keyListener = TextKeyListener.getInstance();
if (mIMEState == IME_STATE_DISABLED
|| keyCode == KeyEvent.KEYCODE_ENTER
|| keyCode == KeyEvent.KEYCODE_DEL
|| (event.getFlags() & KeyEvent.FLAG_SOFT_KEYBOARD) != 0
|| !keyListener.onKeyUp(view, mEditable, keyCode, event)) {
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
}
return true;
}
private boolean processKeyDown(int keyCode, KeyEvent event, boolean isPreIme) {
if (DEBUG) {
Log.d(
LOGTAG,
"IME: processKeyDown(keyCode=" + keyCode + ", event=" + event + ", " + isPreIme + ")");
}
clampSelection();
switch (keyCode) {
case KeyEvent.KEYCODE_MENU:
case KeyEvent.KEYCODE_BACK:
case KeyEvent.KEYCODE_VOLUME_UP:
case KeyEvent.KEYCODE_VOLUME_DOWN:
case KeyEvent.KEYCODE_SEARCH:
return false;
case KeyEvent.KEYCODE_DEL:
// See comments in GeckoInputConnection.onKeyDel
if (onKeyDel()) {
return true;
}
break;
case KeyEvent.KEYCODE_ENTER:
if ((event.getFlags() & KeyEvent.FLAG_EDITOR_ACTION) != 0
&& mIMEActionHint.equalsIgnoreCase("next"))
event = new KeyEvent(event.getAction(), KeyEvent.KEYCODE_TAB);
break;
default:
break;
}
if (isPreIme
&& mIMEState != IME_STATE_DISABLED
&& (event.getMetaState() & KeyEvent.META_ALT_ON) != 0)
// Let active IME process pre-IME key events
return false;
View view = GeckoApp.mAppContext.getLayerController().getView();
KeyListener keyListener = TextKeyListener.getInstance();
// KeyListener returns true if it handled the event for us.
if (mIMEState == IME_STATE_DISABLED
|| keyCode == KeyEvent.KEYCODE_ENTER
|| keyCode == KeyEvent.KEYCODE_DEL
|| keyCode == KeyEvent.KEYCODE_TAB
|| (event.getFlags() & KeyEvent.FLAG_SOFT_KEYBOARD) != 0
|| !keyListener.onKeyDown(view, mEditable, keyCode, event)) {
// Make sure selection in Gecko is up-to-date
final Editable content = getEditable();
int a = Selection.getSelectionStart(content);
int b = Selection.getSelectionEnd(content);
GeckoAppShell.sendEventToGecko(
GeckoEvent.createIMEEvent(GeckoEvent.IME_SET_SELECTION, a, b - a));
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
}
return true;
}
private boolean synthesizeKeyEvents(char inputChar) {
if (mKeyCharacterMap == null) {
mKeyCharacterMap = KeyCharacterMap.load(KeyCharacterMap.VIRTUAL_KEYBOARD);
}
// Synthesize VKB key events that could plausibly generate the input character.
char[] inputChars = {inputChar};
KeyEvent[] events = mKeyCharacterMap.getEvents(inputChars);
if (events == null) {
if (DEBUG) {
Log.d(LOGTAG, "synthesizeKeyEvents: char '" + inputChar + "' has no virtual key mapping");
}
return false;
}
boolean sentKeyEvents = false;
for (KeyEvent event : events) {
if (!KeyEvent.isModifierKey(event.getKeyCode())) {
if (DEBUG) {
Log.d(
LOGTAG,
"synthesizeKeyEvents: char '"
+ inputChar
+ "' -> action="
+ event.getAction()
+ ", keyCode="
+ event.getKeyCode()
+ ", UnicodeChar='"
+ (char) event.getUnicodeChar()
+ "'");
}
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
sentKeyEvents = true;
}
}
return sentKeyEvents;
}
public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) {
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
return true;
}