@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
if (event != null && v.getId() == R.id.edittext_note_editor) {
// if shift key is down, then we want to insert the '\n' char in the
// TextView;
// otherwise, the default action is to send the message.
if (event.getAction() == KeyEvent.ACTION_DOWN) {
Log.d(TAG, "keyCode is " + keyCode);
if (keyCode == KeyEvent.KEYCODE_ENTER) {
if (!event.isShiftPressed()) {
performSubmitClick();
return true;
}
}
if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
if (event.isShiftPressed() && event.isCtrlPressed()) {
mCallbacks.onKeyNextTalk();
return true;
}
}
if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
if (event.isShiftPressed() && event.isCtrlPressed()) {
mCallbacks.onKeyPreviousTalk();
return true;
}
}
}
}
return false;
}
/**
* Convert a KeyEvent into a long which can be kept in settings and compared to key presses when
* the service is in use.
*
* @param keyEvent The key event to convert. The (non-extended) keycode must not be a modifier.
* @return An extended key code that includes modifier information
*/
public static long keyEventToExtendedKeyCode(KeyEvent keyEvent) {
long returnValue = keyEvent.getKeyCode();
returnValue |= (keyEvent.isShiftPressed()) ? (((long) KeyEvent.META_SHIFT_ON) << 32) : 0;
returnValue |= (keyEvent.isCtrlPressed()) ? (((long) KeyEvent.META_CTRL_ON) << 32) : 0;
returnValue |= (keyEvent.isAltPressed()) ? (((long) KeyEvent.META_ALT_ON) << 32) : 0;
return returnValue;
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
// We don't want to swallow the back button press
return false;
}
// NOTE: Most keyboards, and specifically the Android default keyboard when
// entering non-ascii characters, will not trigger KeyEvent events as documented
// here: http://developer.android.com/reference/android/view/KeyEvent.html
// Log.e("KeyDown", "------------");
// Log.e("KeyDown", "keyChar:" + (int) event.getDisplayLabel());
// Log.e("KeyDown", "utfChar:" + (char)event.getUnicodeChar());
// Log.e("KeyDown", "intUtfChar:" + event.getUnicodeChar());
final NetworkPackage np = new NetworkPackage(MousePadPlugin.PACKAGE_TYPE_MOUSEPAD_REQUEST);
boolean modifier = false;
if (event.isAltPressed()) {
np.set("alt", true);
modifier = true;
}
if (Build.VERSION.SDK_INT >= 11) {
if (event.isCtrlPressed()) {
np.set("ctrl", true);
modifier = true;
}
}
if (event.isShiftPressed()) {
np.set("shift", true);
}
int specialKey = SpecialKeysMap.get(keyCode, -1);
if (specialKey != -1) {
np.set("specialKey", specialKey);
} else if (event.getDisplayLabel() != 0 && modifier) {
// Alt will change the utf symbol to non-ascii characters, we want the plain original letter
// Since getDisplayLabel will always have a value, we have to check for special keys before
char keyCharacter = event.getDisplayLabel();
np.set("key", new String(new char[] {keyCharacter}).toLowerCase());
} else {
// A normal key, but still not handled by the KeyInputConnection (happens with numbers)
np.set("key", new String(new char[] {(char) event.getUnicodeChar()}));
}
sendKeyPressPackage(np);
return true;
}
/**
* Converts the {@link KeyEvent} into low-level events and sends them to the host as either
* key-events or text-events. This contains some logic for handling some special keys, and avoids
* sending a key-up event for a key that was previously injected as a text-event.
*/
public boolean sendKeyEvent(KeyEvent event) {
int keyCode = event.getKeyCode();
boolean pressed = event.getAction() == KeyEvent.ACTION_DOWN;
// Events received from software keyboards generate TextEvent in two
// cases:
// 1. This is an ACTION_MULTIPLE event.
// 2. Ctrl, Alt and Meta are not pressed.
// This ensures that on-screen keyboard always injects input that
// correspond to what user sees on the screen, while physical keyboard
// acts as if it is connected to the remote host.
if (event.getAction() == KeyEvent.ACTION_MULTIPLE) {
mInjector.sendTextEvent(event.getCharacters());
return true;
}
// For Enter getUnicodeChar() returns 10 (line feed), but we still
// want to send it as KeyEvent.
int unicode = keyCode != KeyEvent.KEYCODE_ENTER ? event.getUnicodeChar() : 0;
boolean no_modifiers =
!event.isAltPressed() && !event.isCtrlPressed() && !event.isMetaPressed();
if (pressed && unicode != 0 && no_modifiers) {
mPressedTextKeys.add(keyCode);
int[] codePoints = {unicode};
mInjector.sendTextEvent(new String(codePoints, 0, 1));
return true;
}
if (!pressed && mPressedTextKeys.contains(keyCode)) {
mPressedTextKeys.remove(keyCode);
return true;
}
switch (keyCode) {
// KEYCODE_AT, KEYCODE_POUND, KEYCODE_STAR and KEYCODE_PLUS are
// deprecated, but they still need to be here for older devices and
// third-party keyboards that may still generate these events. See
// https://source.android.com/devices/input/keyboard-devices.html#legacy-unsupported-keys
case KeyEvent.KEYCODE_AT:
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_2, pressed);
return true;
case KeyEvent.KEYCODE_POUND:
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_3, pressed);
return true;
case KeyEvent.KEYCODE_STAR:
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_8, pressed);
return true;
case KeyEvent.KEYCODE_PLUS:
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
mInjector.sendKeyEvent(0, KeyEvent.KEYCODE_EQUALS, pressed);
return true;
default:
// We try to send all other key codes to the host directly.
return mInjector.sendKeyEvent(0, keyCode, pressed);
}
}
private static int getMetaState(KeyEvent event) {
return (event.isCtrlPressed() ? CTRL : 0)
| (event.isAltPressed() ? ALT : 0)
| (event.isShiftPressed() ? SHIFT : 0);
}
/**
* This should be called from the Activity's onKeyDown() to handle keyboard shortcuts.
*
* <p>Note: onKeyDown() is called after the active view or web page has had a chance to handle the
* key event. So the keys handled here *can* be overridden by any view or web page.
*
* @param event The KeyEvent to handle.
* @param activity The ChromeActivity in which the key was pressed.
* @param isCurrentTabVisible Whether page-related actions are valid, e.g. reload, zoom in. This
* should be false when in the tab switcher.
* @param tabSwitchingEnabled Whether shortcuts that switch between tabs are enabled (e.g.
* Ctrl+Tab, Ctrl+3).
* @return Whether the key event was handled.
*/
public static boolean onKeyDown(
KeyEvent event,
ChromeActivity activity,
boolean isCurrentTabVisible,
boolean tabSwitchingEnabled) {
int keyCode = event.getKeyCode();
if (event.getRepeatCount() != 0 || KeyEvent.isModifierKey(keyCode)) return false;
if (KeyEvent.isGamepadButton(keyCode)) {
if (isGamepadAPIActive(activity)) return false;
} else if (!event.isCtrlPressed()
&& !event.isAltPressed()
&& keyCode != KeyEvent.KEYCODE_F3
&& keyCode != KeyEvent.KEYCODE_F5
&& keyCode != KeyEvent.KEYCODE_F10
&& keyCode != KeyEvent.KEYCODE_FORWARD) {
return false;
}
TabModel curModel = activity.getCurrentTabModel();
int count = curModel.getCount();
int metaState = getMetaState(event);
int keyCodeAndMeta = keyCode | metaState;
switch (keyCodeAndMeta) {
case CTRL | SHIFT | KeyEvent.KEYCODE_T:
activity.onMenuOrKeyboardAction(R.id.open_recently_closed_tab, false);
return true;
case CTRL | KeyEvent.KEYCODE_T:
activity.onMenuOrKeyboardAction(
curModel.isIncognito() ? R.id.new_incognito_tab_menu_id : R.id.new_tab_menu_id, false);
return true;
case CTRL | KeyEvent.KEYCODE_N:
activity.onMenuOrKeyboardAction(R.id.new_tab_menu_id, false);
return true;
case CTRL | SHIFT | KeyEvent.KEYCODE_N:
activity.onMenuOrKeyboardAction(R.id.new_incognito_tab_menu_id, false);
return true;
// Alt+E represents a special character ´ (latin code: ´) in Android.
// If an EditText or ContentView has focus, Alt+E will be swallowed by
// the default dispatchKeyEvent and cannot open the menu.
case ALT | KeyEvent.KEYCODE_E:
case ALT | KeyEvent.KEYCODE_F:
case KeyEvent.KEYCODE_F10:
case KeyEvent.KEYCODE_BUTTON_Y:
activity.onMenuOrKeyboardAction(R.id.show_menu, false);
return true;
}
if (isCurrentTabVisible) {
if (tabSwitchingEnabled && (metaState == CTRL || metaState == ALT)) {
int numCode = keyCode - KeyEvent.KEYCODE_0;
if (numCode > 0 && numCode <= Math.min(count, 8)) {
// Ctrl+1 to Ctrl+8: select tab by index
TabModelUtils.setIndex(curModel, numCode - 1);
return true;
} else if (numCode == 9 && count != 0) {
// Ctrl+9: select last tab
TabModelUtils.setIndex(curModel, count - 1);
return true;
}
}
switch (keyCodeAndMeta) {
case CTRL | KeyEvent.KEYCODE_TAB:
case CTRL | KeyEvent.KEYCODE_PAGE_DOWN:
case KeyEvent.KEYCODE_BUTTON_R1:
if (tabSwitchingEnabled && count > 1) {
TabModelUtils.setIndex(curModel, (curModel.index() + 1) % count);
}
return true;
case CTRL | SHIFT | KeyEvent.KEYCODE_TAB:
case CTRL | KeyEvent.KEYCODE_PAGE_UP:
case KeyEvent.KEYCODE_BUTTON_L1:
if (tabSwitchingEnabled && count > 1) {
TabModelUtils.setIndex(curModel, (curModel.index() + count - 1) % count);
}
return true;
case CTRL | KeyEvent.KEYCODE_W:
case CTRL | KeyEvent.KEYCODE_F4:
case KeyEvent.KEYCODE_BUTTON_B:
TabModelUtils.closeCurrentTab(curModel);
return true;
case CTRL | KeyEvent.KEYCODE_F:
case CTRL | KeyEvent.KEYCODE_G:
case CTRL | SHIFT | KeyEvent.KEYCODE_G:
case KeyEvent.KEYCODE_F3:
case SHIFT | KeyEvent.KEYCODE_F3:
activity.onMenuOrKeyboardAction(R.id.find_in_page_id, false);
return true;
case CTRL | KeyEvent.KEYCODE_L:
case ALT | KeyEvent.KEYCODE_D:
case KeyEvent.KEYCODE_BUTTON_X:
activity.onMenuOrKeyboardAction(R.id.focus_url_bar, false);
return true;
case CTRL | SHIFT | KeyEvent.KEYCODE_B:
activity.onMenuOrKeyboardAction(R.id.all_bookmarks_menu_id, false);
return true;
case KeyEvent.KEYCODE_BOOKMARK:
case CTRL | KeyEvent.KEYCODE_D:
activity.onMenuOrKeyboardAction(R.id.bookmark_this_page_id, false);
return true;
case CTRL | KeyEvent.KEYCODE_H:
activity.onMenuOrKeyboardAction(R.id.open_history_menu_id, false);
return true;
case CTRL | KeyEvent.KEYCODE_P:
activity.onMenuOrKeyboardAction(R.id.print_id, false);
return true;
case CTRL | KeyEvent.KEYCODE_PLUS:
case CTRL | KeyEvent.KEYCODE_EQUALS:
case CTRL | SHIFT | KeyEvent.KEYCODE_PLUS:
case CTRL | SHIFT | KeyEvent.KEYCODE_EQUALS:
case KeyEvent.KEYCODE_ZOOM_IN:
ContentViewCore cvc = activity.getCurrentContentViewCore();
if (cvc != null) cvc.zoomIn();
return true;
case CTRL | KeyEvent.KEYCODE_MINUS:
case KeyEvent.KEYCODE_ZOOM_OUT:
cvc = activity.getCurrentContentViewCore();
if (cvc != null) cvc.zoomOut();
return true;
case CTRL | KeyEvent.KEYCODE_0:
cvc = activity.getCurrentContentViewCore();
if (cvc != null) cvc.zoomReset();
return true;
case SHIFT | CTRL | KeyEvent.KEYCODE_R:
case CTRL | KeyEvent.KEYCODE_R:
case SHIFT | KeyEvent.KEYCODE_F5:
case KeyEvent.KEYCODE_F5:
Tab tab = activity.getActivityTab();
if (tab != null) {
if ((keyCodeAndMeta & SHIFT) == SHIFT) {
tab.reloadIgnoringCache();
} else {
tab.reload();
}
if (activity.getToolbarManager() != null
&& tab.getWebContents() != null
&& tab.getWebContents().focusLocationBarByDefault()) {
activity.getToolbarManager().revertLocationBarChanges();
} else {
tab.requestFocus();
}
}
return true;
case ALT | KeyEvent.KEYCODE_DPAD_LEFT:
tab = activity.getActivityTab();
if (tab != null && tab.canGoBack()) tab.goBack();
return true;
case ALT | KeyEvent.KEYCODE_DPAD_RIGHT:
case KeyEvent.KEYCODE_FORWARD:
case KeyEvent.KEYCODE_BUTTON_START:
tab = activity.getActivityTab();
if (tab != null && tab.canGoForward()) tab.goForward();
return true;
case CTRL | SHIFT | KeyEvent.KEYCODE_SLASH: // i.e. Ctrl+?
activity.onMenuOrKeyboardAction(R.id.help_id, false);
return true;
}
}
return false;
}
/**
* Called once when a keyboard key is pressed, then again when that same key is released. This is
* not guaranteed to be notified of all soft keyboard events: certian keyboards might not call it
* at all, while others might skip it in certain situations (e.g. swipe input).
*/
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
int keyCode = event.getKeyCode();
// Dispatch the back button to the system to handle navigation
if (keyCode == KeyEvent.KEYCODE_BACK) {
JniInterface.disconnectFromHost();
return super.dispatchKeyEvent(event);
}
boolean pressed = event.getAction() == KeyEvent.ACTION_DOWN;
// Physical keyboard must work as if it is connected to the remote host
// and so events coming from physical keyboard never generate text
// events. Also scan codes must be used instead of key code, so that
// the keyboard layout selected on the client doesn't affect the key
// codes sent to the host.
if (event.getDeviceId() != KeyCharacterMap.VIRTUAL_KEYBOARD) {
return JniInterface.sendKeyEvent(event.getScanCode(), 0, pressed);
}
// Events received from software keyboards generate TextEvent in two
// cases:
// 1. This is an ACTION_MULTIPLE event.
// 2. Ctrl, Alt and Meta are not pressed.
// This ensures that on-screen keyboard always injects input that
// correspond to what user sees on the screen, while physical keyboard
// acts as if it is connected to the remote host.
if (event.getAction() == KeyEvent.ACTION_MULTIPLE) {
JniInterface.sendTextEvent(event.getCharacters());
return true;
}
// For Enter getUnicodeChar() returns 10 (line feed), but we still
// want to send it as KeyEvent.
int unicode = keyCode != KeyEvent.KEYCODE_ENTER ? event.getUnicodeChar() : 0;
boolean no_modifiers =
!event.isAltPressed() && !event.isCtrlPressed() && !event.isMetaPressed();
if (pressed && unicode != 0 && no_modifiers) {
mPressedTextKeys.add(keyCode);
int[] codePoints = {unicode};
JniInterface.sendTextEvent(new String(codePoints, 0, 1));
return true;
}
if (!pressed && mPressedTextKeys.contains(keyCode)) {
mPressedTextKeys.remove(keyCode);
return true;
}
switch (keyCode) {
// KEYCODE_AT, KEYCODE_POUND, KEYCODE_STAR and KEYCODE_PLUS are
// deprecated, but they still need to be here for older devices and
// third-party keyboards that may still generate these events. See
// https://source.android.com/devices/input/keyboard-devices.html#legacy-unsupported-keys
case KeyEvent.KEYCODE_AT:
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_2, pressed);
return true;
case KeyEvent.KEYCODE_POUND:
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_3, pressed);
return true;
case KeyEvent.KEYCODE_STAR:
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_8, pressed);
return true;
case KeyEvent.KEYCODE_PLUS:
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_SHIFT_LEFT, pressed);
JniInterface.sendKeyEvent(0, KeyEvent.KEYCODE_EQUALS, pressed);
return true;
default:
// We try to send all other key codes to the host directly.
return JniInterface.sendKeyEvent(0, keyCode, pressed);
}
}
