Examples with KeyCharacterMap android.view.KeyCharacterMap used on opensource projects

Example 46 with KeyCharacterMap

use of android.view.KeyCharacterMap in project android_frameworks_base by ParanoidAndroid.

the class KeyUtils method chordMenuKey.

/**
     * Simulates chording the menu key.
     * 
     * @param test The test case that is being run.
     * @param shortcutKey The shortcut key to tap while chording the menu key.
     */
public static void chordMenuKey(ActivityInstrumentationTestCase test, char shortcutKey) {
    final Instrumentation inst = test.getInstrumentation();
    final KeyEvent pushMenuKey = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MENU);
    final KeyCharacterMap keyCharMap = KeyCharacterMap.load(pushMenuKey.getDeviceId());
    final KeyEvent shortcutKeyEvent = keyCharMap.getEvents(new char[] { shortcutKey })[0];
    final int shortcutKeyCode = shortcutKeyEvent.getKeyCode();
    inst.sendKeySync(pushMenuKey);
    inst.sendKeySync(new KeyEvent(KeyEvent.ACTION_DOWN, shortcutKeyCode));
    inst.sendKeySync(new KeyEvent(KeyEvent.ACTION_UP, shortcutKeyCode));
    inst.sendKeySync(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_MENU));
}

Example 47 with KeyCharacterMap

use of android.view.KeyCharacterMap in project AndroidTraining by mixi-inc.

the class ActionBarSherlockCompat method preparePanel.

///////////////////////////////////////////////////////////////////////////
// Menu callback lifecycle and creation
///////////////////////////////////////////////////////////////////////////
private boolean preparePanel() {
    // Already prepared (isPrepared will be reset to false later)
    if (mMenuIsPrepared) {
        return true;
    }
    // Init the panel state's menu--return false if init failed
    if (mMenu == null || mMenuRefreshContent) {
        if (mMenu == null) {
            if (!initializePanelMenu() || (mMenu == null)) {
                return false;
            }
        }
        if (wActionBar != null) {
            wActionBar.setMenu(mMenu, this);
        }
        // Call callback, and return if it doesn't want to display menu.
        // Creating the panel menu will involve a lot of manipulation;
        // don't dispatch change events to presenters until we're done.
        mMenu.stopDispatchingItemsChanged();
        if (!callbackCreateOptionsMenu(mMenu)) {
            // Ditch the menu created above
            mMenu = null;
            if (wActionBar != null) {
                // Don't show it in the action bar either
                wActionBar.setMenu(null, this);
            }
            return false;
        }
        mMenuRefreshContent = false;
    }
    // Callback and return if the callback does not want to show the menu
    // Preparing the panel menu can involve a lot of manipulation;
    // don't dispatch change events to presenters until we're done.
    mMenu.stopDispatchingItemsChanged();
    // an opportunity to override frozen/restored state in onPrepare.
    if (mMenuFrozenActionViewState != null) {
        mMenu.restoreActionViewStates(mMenuFrozenActionViewState);
        mMenuFrozenActionViewState = null;
    }
    if (!callbackPrepareOptionsMenu(mMenu)) {
        if (wActionBar != null) {
            // The app didn't want to show the menu for now but it still exists.
            // Clear it out of the action bar.
            wActionBar.setMenu(null, this);
        }
        mMenu.startDispatchingItemsChanged();
        return false;
    }
    // Set the proper keymap
    KeyCharacterMap kmap = KeyCharacterMap.load(KeyCharacterMap.VIRTUAL_KEYBOARD);
    mMenu.setQwertyMode(kmap.getKeyboardType() != KeyCharacterMap.NUMERIC);
    mMenu.startDispatchingItemsChanged();
    // Set other state
    mMenuIsPrepared = true;
    return true;
}

Example 48 with KeyCharacterMap

use of android.view.KeyCharacterMap in project double-espresso by JakeWharton.

the class UiControllerImpl method injectString.

@Override
public boolean injectString(String str) throws InjectEventSecurityException {
    checkNotNull(str);
    checkState(Looper.myLooper() == mainLooper, "Expecting to be on main thread!");
    initialize();
    // No-op if string is empty.
    if (str.length() == 0) {
        Log.w(TAG, "Supplied string is empty resulting in no-op (nothing is typed).");
        return true;
    }
    boolean eventInjected = false;
    KeyCharacterMap keyCharacterMap = getKeyCharacterMap();
    // TODO(user): Investigate why not use (as suggested in javadoc of keyCharacterMap.getEvents):
    // http://developer.android.com/reference/android/view/KeyEvent.html#KeyEvent(long,
    // java.lang.String, int, int)
    KeyEvent[] events = keyCharacterMap.getEvents(str.toCharArray());
    checkNotNull(events, "Failed to get events for string " + str);
    Log.d(TAG, String.format("Injecting string: \"%s\"", str));
    for (KeyEvent event : events) {
        checkNotNull(event, String.format("Failed to get event for character (%c) with key code (%s)", event.getKeyCode(), event.getUnicodeChar()));
        eventInjected = false;
        for (int attempts = 0; !eventInjected && attempts < 4; attempts++) {
            attempts++;
            // We have to change the time of an event before injecting it because
            // all KeyEvents returned by KeyCharacterMap.getEvents() have the same
            // time stamp and the system rejects too old events. Hence, it is
            // possible for an event to become stale before it is injected if it
            // takes too long to inject the preceding ones.
            event = KeyEvent.changeTimeRepeat(event, SystemClock.uptimeMillis(), 0);
            eventInjected = injectKeyEvent(event);
        }
        if (!eventInjected) {
            Log.e(TAG, String.format("Failed to inject event for character (%c) with key code (%s)", event.getUnicodeChar(), event.getKeyCode()));
            break;
        }
    }
    return eventInjected;
}

Example 49 with KeyCharacterMap

use of android.view.KeyCharacterMap in project android_frameworks_base by DirtyUnicorns.

the class PhoneWindowManager method interceptKeyBeforeDispatching.

/** {@inheritDoc} */
@Override
public long interceptKeyBeforeDispatching(WindowState win, KeyEvent event, int policyFlags) {
    final boolean keyguardOn = keyguardOn();
    final int repeatCount = event.getRepeatCount();
    final int metaState = event.getMetaState();
    final int flags = event.getFlags();
    final boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
    final boolean canceled = event.isCanceled();
    final int keyCode = event.getKeyCode();
    final boolean longPress = (flags & KeyEvent.FLAG_LONG_PRESS) != 0;
    final boolean virtualKey = event.getDeviceId() == KeyCharacterMap.VIRTUAL_KEYBOARD;
    if (DEBUG_INPUT) {
        Log.d(TAG, "interceptKeyTi keyCode=" + keyCode + " down=" + down + " repeatCount=" + repeatCount + " keyguardOn=" + keyguardOn + " mHomePressed=" + mHomePressed + " canceled=" + canceled);
    }
    // implementation handle event
    if (mKeyHandler != null && !keyguardOn && !virtualKey) {
        boolean handled = mKeyHandler.handleKeyEvent(win, keyCode, repeatCount, down, canceled, longPress, keyguardOn);
        if (handled)
            return -1;
    }
    // try again later before dispatching.
    if (mScreenshotChordEnabled && (flags & KeyEvent.FLAG_FALLBACK) == 0) {
        if (mVolumeDownKeyTriggered && !mPowerKeyTriggered) {
            final long now = SystemClock.uptimeMillis();
            final long timeoutTime = mVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS;
            if (now < timeoutTime) {
                return timeoutTime - now;
            }
        }
        if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN && mScreenshotChordVolumeDownKeyConsumed) {
            if (!down) {
                mScreenshotChordVolumeDownKeyConsumed = false;
            }
            return -1;
        }
    }
    // try again later before dispatching.
    if (mScreenrecordChordEnabled && (flags & KeyEvent.FLAG_FALLBACK) == 0) {
        if (mVolumeUpKeyTriggered && !mPowerKeyTriggered) {
            final long now = SystemClock.uptimeMillis();
            final long timeoutTime = mVolumeUpKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS;
            if (now < timeoutTime) {
                return timeoutTime - now;
            }
        }
        if (keyCode == KeyEvent.KEYCODE_VOLUME_UP && mScreenrecordChordVolumeUpKeyConsumed) {
            if (!down) {
                mScreenrecordChordVolumeUpKeyConsumed = false;
            }
            return -1;
        }
    }
    // of the meta key and its corresponding up.
    if (mPendingMetaAction && !KeyEvent.isMetaKey(keyCode)) {
        mPendingMetaAction = false;
    }
    // Any key that is not Alt or Meta cancels Caps Lock combo tracking.
    if (mPendingCapsLockToggle && !KeyEvent.isMetaKey(keyCode) && !KeyEvent.isAltKey(keyCode)) {
        mPendingCapsLockToggle = false;
    }
    // timeout.
    if (keyCode == KeyEvent.KEYCODE_HOME) {
        // while it was pressed, then it is time to go home!
        if (!down) {
            cancelPreloadRecentApps();
            mHomePressed = false;
            if (mHomeConsumed) {
                mHomeConsumed = false;
                return -1;
            }
            if (canceled) {
                Log.i(TAG, "Ignoring HOME; event canceled.");
                return -1;
            }
            // Delay handling home if a double-tap is possible.
            if (mDoubleTapOnHomeBehavior != DOUBLE_TAP_HOME_NOTHING) {
                // just in case
                mHandler.removeCallbacks(mHomeDoubleTapTimeoutRunnable);
                mHomeDoubleTapPending = true;
                mHandler.postDelayed(mHomeDoubleTapTimeoutRunnable, ViewConfiguration.getDoubleTapTimeout());
                return -1;
            }
            handleShortPressOnHome();
            return -1;
        }
        // If a system window has focus, then it doesn't make sense
        // right now to interact with applications.
        WindowManager.LayoutParams attrs = win != null ? win.getAttrs() : null;
        if (attrs != null) {
            final int type = attrs.type;
            if (type == WindowManager.LayoutParams.TYPE_KEYGUARD_SCRIM || type == WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG || (attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) {
                // the "app" is keyguard, so give it the key
                return 0;
            }
            final int typeCount = WINDOW_TYPES_WHERE_HOME_DOESNT_WORK.length;
            for (int i = 0; i < typeCount; i++) {
                if (type == WINDOW_TYPES_WHERE_HOME_DOESNT_WORK[i]) {
                    // don't do anything, but also don't pass it to the app
                    return -1;
                }
            }
        }
        // Remember that home is pressed and handle special actions.
        if (repeatCount == 0) {
            mHomePressed = true;
            if (mHomeDoubleTapPending) {
                mHomeDoubleTapPending = false;
                mHandler.removeCallbacks(mHomeDoubleTapTimeoutRunnable);
                handleDoubleTapOnHome();
            } else if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI || mDoubleTapOnHomeBehavior == DOUBLE_TAP_HOME_RECENT_SYSTEM_UI) {
                preloadRecentApps();
            }
        } else if ((event.getFlags() & KeyEvent.FLAG_LONG_PRESS) != 0) {
            if (!keyguardOn) {
                handleLongPressOnHome(event.getDeviceId());
            }
        }
        return -1;
    } else if (keyCode == KeyEvent.KEYCODE_MENU) {
        // Hijack modified menu keys for debugging features
        final int chordBug = KeyEvent.META_SHIFT_ON;
        if (down && repeatCount == 0) {
            if (mEnableShiftMenuBugReports && (metaState & chordBug) == chordBug) {
                Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
                mContext.sendOrderedBroadcastAsUser(intent, UserHandle.CURRENT, null, null, null, 0, null, null);
                return -1;
            }
        }
    } else if (keyCode == KeyEvent.KEYCODE_SEARCH) {
        if (down) {
            if (repeatCount == 0) {
                mSearchKeyShortcutPending = true;
                mConsumeSearchKeyUp = false;
            }
        } else {
            mSearchKeyShortcutPending = false;
            if (mConsumeSearchKeyUp) {
                mConsumeSearchKeyUp = false;
                return -1;
            }
        }
        return 0;
    } else if (keyCode == KeyEvent.KEYCODE_APP_SWITCH) {
        if (!keyguardOn) {
            if (down && repeatCount == 0) {
                preloadRecentApps();
            } else if (!down) {
                toggleRecentApps();
            }
        }
        return -1;
    } else if (keyCode == KeyEvent.KEYCODE_N && event.isMetaPressed()) {
        if (down) {
            IStatusBarService service = getStatusBarService();
            if (service != null) {
                try {
                    service.expandNotificationsPanel();
                } catch (RemoteException e) {
                // do nothing.
                }
            }
        }
    } else if (keyCode == KeyEvent.KEYCODE_S && event.isMetaPressed() && event.isCtrlPressed()) {
        if (down && repeatCount == 0) {
            int type = (event.isShiftPressed() || Settings.System.getInt(mContext.getContentResolver(), Settings.System.SCREENSHOT_TYPE, 0) == 1) ? TAKE_SCREENSHOT_SELECTED_REGION : TAKE_SCREENSHOT_FULLSCREEN;
            mScreenshotRunnable.setScreenshotType(type);
            mHandler.post(mScreenshotRunnable);
            return -1;
        }
    } else if (keyCode == KeyEvent.KEYCODE_SLASH && event.isMetaPressed()) {
        if (down && repeatCount == 0 && !isKeyguardLocked()) {
            toggleKeyboardShortcutsMenu(event.getDeviceId());
        }
    } else if (keyCode == KeyEvent.KEYCODE_ASSIST) {
        if (down) {
            if (repeatCount == 0) {
                mAssistKeyLongPressed = false;
            } else if (repeatCount == 1) {
                mAssistKeyLongPressed = true;
                if (!keyguardOn) {
                    launchAssistLongPressAction();
                }
            }
        } else {
            if (mAssistKeyLongPressed) {
                mAssistKeyLongPressed = false;
            } else {
                if (!keyguardOn) {
                    launchAssistAction(null, event.getDeviceId());
                }
            }
        }
        return -1;
    } else if (keyCode == KeyEvent.KEYCODE_VOICE_ASSIST) {
        if (!down) {
            Intent voiceIntent;
            if (!keyguardOn) {
                voiceIntent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH);
            } else {
                IDeviceIdleController dic = IDeviceIdleController.Stub.asInterface(ServiceManager.getService(Context.DEVICE_IDLE_CONTROLLER));
                if (dic != null) {
                    try {
                        dic.exitIdle("voice-search");
                    } catch (RemoteException e) {
                    }
                }
                voiceIntent = new Intent(RecognizerIntent.ACTION_VOICE_SEARCH_HANDS_FREE);
                voiceIntent.putExtra(RecognizerIntent.EXTRA_SECURE, true);
            }
            startActivityAsUser(voiceIntent, UserHandle.CURRENT_OR_SELF);
        }
    } else if (keyCode == KeyEvent.KEYCODE_SYSRQ) {
        if (down && repeatCount == 0) {
            if (Settings.System.getInt(mContext.getContentResolver(), Settings.System.SCREENSHOT_TYPE, 0) == 1) {
                mScreenshotRunnable.setScreenshotType(TAKE_SCREENSHOT_SELECTED_REGION);
            } else {
                mScreenshotRunnable.setScreenshotType(TAKE_SCREENSHOT_FULLSCREEN);
            }
            mHandler.post(mScreenshotRunnable);
        }
        return -1;
    } else if (keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP || keyCode == KeyEvent.KEYCODE_BRIGHTNESS_DOWN) {
        if (down) {
            int direction = keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP ? 1 : -1;
            // Disable autobrightness if it's on
            int auto = Settings.System.getIntForUser(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE, Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL, UserHandle.USER_CURRENT_OR_SELF);
            if (auto != 0) {
                Settings.System.putIntForUser(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE, Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL, UserHandle.USER_CURRENT_OR_SELF);
            }
            int min = mPowerManager.getMinimumScreenBrightnessSetting();
            int max = mPowerManager.getMaximumScreenBrightnessSetting();
            int step = (max - min + BRIGHTNESS_STEPS - 1) / BRIGHTNESS_STEPS * direction;
            int brightness = Settings.System.getIntForUser(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, mPowerManager.getDefaultScreenBrightnessSetting(), UserHandle.USER_CURRENT_OR_SELF);
            brightness += step;
            // Make sure we don't go beyond the limits.
            brightness = Math.min(max, brightness);
            brightness = Math.max(min, brightness);
            Settings.System.putIntForUser(mContext.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, brightness, UserHandle.USER_CURRENT_OR_SELF);
            startActivityAsUser(new Intent(Intent.ACTION_SHOW_BRIGHTNESS_DIALOG), UserHandle.CURRENT_OR_SELF);
        }
        return -1;
    } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP || keyCode == KeyEvent.KEYCODE_VOLUME_DOWN || keyCode == KeyEvent.KEYCODE_VOLUME_MUTE) {
        if (mUseTvRouting) {
            // On TVs volume keys never go to the foreground app.
            dispatchDirectAudioEvent(event);
            return -1;
        }
    }
    // Toggle Caps Lock on META-ALT.
    boolean actionTriggered = false;
    if (KeyEvent.isModifierKey(keyCode)) {
        if (!mPendingCapsLockToggle) {
            // Start tracking meta state for combo.
            mInitialMetaState = mMetaState;
            mPendingCapsLockToggle = true;
        } else if (event.getAction() == KeyEvent.ACTION_UP) {
            int altOnMask = mMetaState & KeyEvent.META_ALT_MASK;
            int metaOnMask = mMetaState & KeyEvent.META_META_MASK;
            // Check for Caps Lock toggle
            if ((metaOnMask != 0) && (altOnMask != 0)) {
                // Check if nothing else is pressed
                if (mInitialMetaState == (mMetaState ^ (altOnMask | metaOnMask))) {
                    // Handle Caps Lock Toggle
                    mInputManagerInternal.toggleCapsLock(event.getDeviceId());
                    actionTriggered = true;
                }
            }
            // Always stop tracking when key goes up.
            mPendingCapsLockToggle = false;
        }
    }
    // Store current meta state to be able to evaluate it later.
    mMetaState = metaState;
    if (actionTriggered) {
        return -1;
    }
    if (KeyEvent.isMetaKey(keyCode)) {
        if (down) {
            mPendingMetaAction = true;
        } else if (mPendingMetaAction) {
            launchAssistAction(Intent.EXTRA_ASSIST_INPUT_HINT_KEYBOARD, event.getDeviceId());
        }
        return -1;
    }
    // shortcut keys (that emit Search+x) and some of them are not registered.
    if (mSearchKeyShortcutPending) {
        final KeyCharacterMap kcm = event.getKeyCharacterMap();
        if (kcm.isPrintingKey(keyCode)) {
            mConsumeSearchKeyUp = true;
            mSearchKeyShortcutPending = false;
            if (down && repeatCount == 0 && !keyguardOn) {
                Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, metaState);
                if (shortcutIntent != null) {
                    shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                    try {
                        startActivityAsUser(shortcutIntent, UserHandle.CURRENT);
                        dismissKeyboardShortcutsMenu();
                    } catch (ActivityNotFoundException ex) {
                        Slog.w(TAG, "Dropping shortcut key combination because " + "the activity to which it is registered was not found: " + "SEARCH+" + KeyEvent.keyCodeToString(keyCode), ex);
                    }
                } else {
                    Slog.i(TAG, "Dropping unregistered shortcut key combination: " + "SEARCH+" + KeyEvent.keyCodeToString(keyCode));
                }
            }
            return -1;
        }
    }
    // Invoke shortcuts using Meta.
    if (down && repeatCount == 0 && !keyguardOn && (metaState & KeyEvent.META_META_ON) != 0) {
        final KeyCharacterMap kcm = event.getKeyCharacterMap();
        if (kcm.isPrintingKey(keyCode)) {
            Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, metaState & ~(KeyEvent.META_META_ON | KeyEvent.META_META_LEFT_ON | KeyEvent.META_META_RIGHT_ON));
            if (shortcutIntent != null) {
                shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                try {
                    startActivityAsUser(shortcutIntent, UserHandle.CURRENT);
                    dismissKeyboardShortcutsMenu();
                } catch (ActivityNotFoundException ex) {
                    Slog.w(TAG, "Dropping shortcut key combination because " + "the activity to which it is registered was not found: " + "META+" + KeyEvent.keyCodeToString(keyCode), ex);
                }
                return -1;
            }
        }
    }
    // Handle application launch keys.
    if (down && repeatCount == 0 && !keyguardOn) {
        String category = sApplicationLaunchKeyCategories.get(keyCode);
        if (category != null) {
            Intent intent = Intent.makeMainSelectorActivity(Intent.ACTION_MAIN, category);
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            try {
                startActivityAsUser(intent, UserHandle.CURRENT);
                dismissKeyboardShortcutsMenu();
            } catch (ActivityNotFoundException ex) {
                Slog.w(TAG, "Dropping application launch key because " + "the activity to which it is registered was not found: " + "keyCode=" + keyCode + ", category=" + category, ex);
            }
            return -1;
        }
    }
    // Display task switcher for ALT-TAB.
    if (down && repeatCount == 0 && keyCode == KeyEvent.KEYCODE_TAB) {
        if (mRecentAppsHeldModifiers == 0 && !keyguardOn && isUserSetupComplete()) {
            final int shiftlessModifiers = event.getModifiers() & ~KeyEvent.META_SHIFT_MASK;
            if (KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_ALT_ON)) {
                mRecentAppsHeldModifiers = shiftlessModifiers;
                showRecentApps(true, false);
                return -1;
            }
        }
    } else if (!down && mRecentAppsHeldModifiers != 0 && (metaState & mRecentAppsHeldModifiers) == 0) {
        mRecentAppsHeldModifiers = 0;
        hideRecentApps(true, false);
    }
    // Handle input method switching.
    if (down && repeatCount == 0 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH || (keyCode == KeyEvent.KEYCODE_SPACE && (metaState & KeyEvent.META_META_MASK) != 0))) {
        final boolean forwardDirection = (metaState & KeyEvent.META_SHIFT_MASK) == 0;
        mWindowManagerFuncs.switchInputMethod(forwardDirection);
        return -1;
    }
    if (mLanguageSwitchKeyPressed && !down && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH || keyCode == KeyEvent.KEYCODE_SPACE)) {
        mLanguageSwitchKeyPressed = false;
        return -1;
    }
    if (isValidGlobalKey(keyCode) && mGlobalKeyManager.handleGlobalKey(mContext, keyCode, event)) {
        return -1;
    }
    // Specific device key handling
    if (mDeviceKeyHandler != null) {
        try {
            // The device only should consume known keys.
            if (mDeviceKeyHandler.handleKeyEvent(event)) {
                return -1;
            }
        } catch (Exception e) {
            Slog.w(TAG, "Could not dispatch event to device key handler", e);
        }
    }
    if (down) {
        long shortcutCode = keyCode;
        if (event.isCtrlPressed()) {
            shortcutCode |= ((long) KeyEvent.META_CTRL_ON) << Integer.SIZE;
        }
        if (event.isAltPressed()) {
            shortcutCode |= ((long) KeyEvent.META_ALT_ON) << Integer.SIZE;
        }
        if (event.isShiftPressed()) {
            shortcutCode |= ((long) KeyEvent.META_SHIFT_ON) << Integer.SIZE;
        }
        if (event.isMetaPressed()) {
            shortcutCode |= ((long) KeyEvent.META_META_ON) << Integer.SIZE;
        }
        IShortcutService shortcutService = mShortcutKeyServices.get(shortcutCode);
        if (shortcutService != null) {
            try {
                if (isUserSetupComplete()) {
                    shortcutService.notifyShortcutKeyPressed(shortcutCode);
                }
            } catch (RemoteException e) {
                mShortcutKeyServices.delete(shortcutCode);
            }
            return -1;
        }
    }
    // Reserve all the META modifier combos for system behavior
    if ((metaState & KeyEvent.META_META_ON) != 0) {
        return -1;
    }
    // Let the application handle the key.
    return 0;
}

Example 50 with KeyCharacterMap

use of android.view.KeyCharacterMap in project XobotOS by xamarin.

the class WebTextView method onTextChanged.

@Override
protected void onTextChanged(CharSequence s, int start, int before, int count) {
    super.onTextChanged(s, start, before, count);
    String postChange = s.toString();
    // limit on text length from registering the onTextChanged event.
    if (mPreChange == null || mPreChange.equals(postChange) || (mMaxLength > -1 && mPreChange.length() > mMaxLength && mPreChange.substring(0, mMaxLength).equals(postChange))) {
        return;
    }
    mPreChange = postChange;
    if (0 == count) {
        if (before > 0) {
            // For this and all changes to the text, update our cache
            updateCachedTextfield();
            if (mGotDelete) {
                mGotDelete = false;
                int oldEnd = start + before;
                if (mDelSelEnd == oldEnd && (mDelSelStart == start || (mDelSelStart == oldEnd && before == 1))) {
                    // If the selection is set up properly before the
                    // delete, send the DOM events.
                    sendDomEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL));
                    sendDomEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DEL));
                    return;
                }
            }
            // This was simply a delete or a cut, so just delete the
            // selection.
            mWebView.deleteSelection(start, start + before);
        }
        mGotDelete = false;
        // changed, we should return.
        return;
    }
    // Ensure that this flag gets cleared, since with autocorrect on, a
    // delete key press may have a more complex result than deleting one
    // character or the existing selection, so it will not get cleared
    // above.
    mGotDelete = false;
    // don't replace the unchanged text.
    if (count > 1 && before == count - 1) {
        String replaceButOne = s.subSequence(start, start + before).toString();
        String replacedString = getText().subSequence(start, start + before).toString();
        if (replaceButOne.equals(replacedString)) {
            // we're just adding one character
            start += before;
            before = 0;
            count = 1;
        }
    }
    // Find the last character being replaced.  If it can be represented by
    // events, we will pass them to native so we can see javascript events.
    // Otherwise, replace the text being changed in the textfield.
    KeyEvent[] events = null;
    if (count == 1) {
        TextUtils.getChars(s, start + count - 1, start + count, mCharacter, 0);
        KeyCharacterMap kmap = KeyCharacterMap.load(KeyCharacterMap.VIRTUAL_KEYBOARD);
        events = kmap.getEvents(mCharacter);
    }
    boolean useKeyEvents = (events != null);
    if (useKeyEvents) {
        // trackball or auto-correct.
        if (DebugFlags.WEB_TEXT_VIEW) {
            Log.v(LOGTAG, "onTextChanged start=" + start + " start + before=" + (start + before));
        }
        if (!mInSetTextAndKeepSelection) {
            mWebView.setSelection(start, start + before);
        }
        int length = events.length;
        for (int i = 0; i < length; i++) {
            // here either.
            if (!KeyEvent.isModifierKey(events[i].getKeyCode())) {
                sendDomEvent(events[i]);
            }
        }
    } else {
        String replace = s.subSequence(start, start + count).toString();
        mWebView.replaceTextfieldText(start, start + before, replace, start + count, start + count);
    }
    updateCachedTextfield();
}