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

Example 71 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 72 with KeyCharacterMap

use of android.view.KeyCharacterMap in project cornerstone by Onskreen.

the class PhoneWindowManager method interceptKeyBeforeDispatching.

/**
 * {@inheritDoc}
 */
@Override
public long interceptKeyBeforeDispatching(WindowState win, KeyEvent event, int policyFlags) {
    final boolean keyguardOn = keyguardOn();
    final int keyCode = event.getKeyCode();
    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();
    if (DEBUG_INPUT) {
        Log.d(TAG, "interceptKeyTi keyCode=" + keyCode + " down=" + down + " repeatCount=" + repeatCount + " keyguardOn=" + keyguardOn + " mHomePressed=" + mHomePressed + " canceled=" + canceled);
    }
    // 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 && mVolumeDownKeyConsumedByScreenshotChord) {
            if (!down) {
                mVolumeDownKeyConsumedByScreenshotChord = false;
            }
            return -1;
        }
    }
    // timeout.
    if (keyCode == KeyEvent.KEYCODE_HOME) {
        // while it was pressed, then it is time to go home!
        if (!down) {
            final boolean homeWasLongPressed = mHomeLongPressed;
            mHomePressed = false;
            mHomeLongPressed = false;
            if (!homeWasLongPressed) {
                try {
                    IStatusBarService statusbar = getStatusBarService();
                    if (statusbar != null) {
                        statusbar.cancelPreloadRecentApps();
                    }
                } catch (RemoteException e) {
                    Slog.e(TAG, "RemoteException when showing recent apps", e);
                    // re-acquire status bar service next time it is needed.
                    mStatusBarService = null;
                }
                mHomePressed = false;
                if (!canceled) {
                    // If an incoming call is ringing, HOME is totally disabled.
                    // (The user is already on the InCallScreen at this point,
                    // and his ONLY options are to answer or reject the call.)
                    boolean incomingRinging = false;
                    try {
                        ITelephony telephonyService = getTelephonyService();
                        if (telephonyService != null) {
                            incomingRinging = telephonyService.isRinging();
                        }
                    } catch (RemoteException ex) {
                        Log.w(TAG, "RemoteException from getPhoneInterface()", ex);
                    }
                    if (incomingRinging) {
                        Log.i(TAG, "Ignoring HOME; there's a ringing incoming call.");
                    } else {
                        launchHomeFromHotKey();
                    }
                } else {
                    Log.i(TAG, "Ignoring HOME; event canceled.");
                }
                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 || type == WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG) {
                // 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;
                }
            }
        }
        if (down) {
            if (!mHomePressed && mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI) {
                try {
                    IStatusBarService statusbar = getStatusBarService();
                    if (statusbar != null) {
                        statusbar.preloadRecentApps();
                    }
                } catch (RemoteException e) {
                    Slog.e(TAG, "RemoteException when preloading recent apps", e);
                    // re-acquire status bar service next time it is needed.
                    mStatusBarService = null;
                }
            }
            if (repeatCount == 0) {
                /**
                 * Author: Onskreen
                 * Date: 31/05/2011
                 *
                 * If the dialog is present, first kill/dismiss the dialog
                 * and then launch the HOME app or recent app dialog.
                 */
                if (win.isDialog()) {
                    win.removeWindowState();
                }
                mHomePressed = true;
            } else if ((event.getFlags() & KeyEvent.FLAG_LONG_PRESS) != 0) {
                if (!keyguardOn) {
                    handleLongPressOnHome();
                }
            }
        }
        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.sendOrderedBroadcast(intent, null);
                return -1;
            } else if (SHOW_PROCESSES_ON_ALT_MENU && (metaState & KeyEvent.META_ALT_ON) == KeyEvent.META_ALT_ON) {
                Intent service = new Intent();
                service.setClassName(mContext, "com.android.server.LoadAverageService");
                ContentResolver res = mContext.getContentResolver();
                boolean shown = Settings.System.getInt(res, Settings.System.SHOW_PROCESSES, 0) != 0;
                if (!shown) {
                    mContext.startService(service);
                } else {
                    mContext.stopService(service);
                }
                Settings.System.putInt(res, Settings.System.SHOW_PROCESSES, shown ? 0 : 1);
                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 (down && repeatCount == 0 && !keyguardOn) {
            showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_SHOW_OR_DISMISS);
        }
        return -1;
    } 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();
                }
            }
        }
        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 {
                        mContext.startActivity(shortcutIntent);
                    } 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 {
                    mContext.startActivity(shortcutIntent);
                } 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 {
                mContext.startActivity(intent);
            } 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 or Meta-TAB.
    if (down && repeatCount == 0 && keyCode == KeyEvent.KEYCODE_TAB) {
        if (mRecentAppsDialogHeldModifiers == 0 && !keyguardOn) {
            final int shiftlessModifiers = event.getModifiers() & ~KeyEvent.META_SHIFT_MASK;
            if (KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_ALT_ON) || KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_META_ON)) {
                mRecentAppsDialogHeldModifiers = shiftlessModifiers;
                showOrHideRecentAppsDialog(RECENT_APPS_BEHAVIOR_EXIT_TOUCH_MODE_AND_SHOW);
                return -1;
            }
        }
    } else if (!down && mRecentAppsDialogHeldModifiers != 0 && (metaState & mRecentAppsDialogHeldModifiers) == 0) {
        mRecentAppsDialogHeldModifiers = 0;
        showOrHideRecentAppsDialog(keyguardOn ? RECENT_APPS_BEHAVIOR_DISMISS : RECENT_APPS_BEHAVIOR_DISMISS_AND_SWITCH);
    }
    // Handle keyboard language switching.
    if (down && repeatCount == 0 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH || (keyCode == KeyEvent.KEYCODE_SPACE && (metaState & KeyEvent.META_CTRL_MASK) != 0))) {
        int direction = (metaState & KeyEvent.META_SHIFT_MASK) != 0 ? -1 : 1;
        mWindowManagerFuncs.switchKeyboardLayout(event.getDeviceId(), direction);
        return -1;
    }
    if (mLanguageSwitchKeyPressed && !down && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH || keyCode == KeyEvent.KEYCODE_SPACE)) {
        mLanguageSwitchKeyPressed = false;
        return -1;
    }
    // Let the application handle the key.
    return 0;
}