Examples with InputBindResult com.android.internal.view.InputBindResult used on opensource projects

Example 1 with InputBindResult

use of com.android.internal.view.InputBindResult in project android_frameworks_base by ParanoidAndroid.

the class InputMethodManagerService method windowGainedFocus.

@Override
public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, int controlFlags, int softInputMode, int windowFlags, EditorInfo attribute, IInputContext inputContext) {
    // Needs to check the validity before clearing calling identity
    final boolean calledFromValidUser = calledFromValidUser();
    InputBindResult res = null;
    long ident = Binder.clearCallingIdentity();
    try {
        synchronized (mMethodMap) {
            if (DEBUG)
                Slog.v(TAG, "windowGainedFocus: " + client.asBinder() + " controlFlags=#" + Integer.toHexString(controlFlags) + " softInputMode=#" + Integer.toHexString(softInputMode) + " windowFlags=#" + Integer.toHexString(windowFlags));
            ClientState cs = mClients.get(client.asBinder());
            if (cs == null) {
                throw new IllegalArgumentException("unknown client " + client.asBinder());
            }
            try {
                if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) {
                    // Check with the window manager to make sure this client actually
                    // has a window with focus.  If not, reject.  This is thread safe
                    // because if the focus changes some time before or after, the
                    // next client receiving focus that has any interest in input will
                    // be calling through here after that change happens.
                    Slog.w(TAG, "Focus gain on non-focused client " + cs.client + " (uid=" + cs.uid + " pid=" + cs.pid + ")");
                    return null;
                }
            } catch (RemoteException e) {
            }
            if (!calledFromValidUser) {
                Slog.w(TAG, "A background user is requesting window. Hiding IME.");
                Slog.w(TAG, "If you want to interect with IME, you need " + "android.permission.INTERACT_ACROSS_USERS_FULL");
                hideCurrentInputLocked(0, null);
                return null;
            }
            if (mCurFocusedWindow == windowToken) {
                Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client + " attribute=" + attribute + ", token = " + windowToken);
                if (attribute != null) {
                    return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags);
                }
                return null;
            }
            mCurFocusedWindow = windowToken;
            // Should we auto-show the IME even if the caller has not
            // specified what should be done with it?
            // We only do this automatically if the window can resize
            // to accommodate the IME (so what the user sees will give
            // them good context without input information being obscured
            // by the IME) or if running on a large screen where there
            // is more room for the target window + IME.
            final boolean doAutoShow = (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE || mRes.getConfiguration().isLayoutSizeAtLeast(Configuration.SCREENLAYOUT_SIZE_LARGE);
            final boolean isTextEditor = (controlFlags & InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0;
            // We want to start input before showing the IME, but after closing
            // it.  We want to do this after closing it to help the IME disappear
            // more quickly (not get stuck behind it initializing itself for the
            // new focused input, even if its window wants to hide the IME).
            boolean didStart = false;
            switch(softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) {
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED:
                    if (!isTextEditor || !doAutoShow) {
                        if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) {
                            // soft input window if it is shown.
                            if (DEBUG)
                                Slog.v(TAG, "Unspecified window will hide input");
                            hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null);
                        }
                    } else if (isTextEditor && doAutoShow && (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        // is more room for the target window + IME.
                        if (DEBUG)
                            Slog.v(TAG, "Unspecified window will show input");
                        if (attribute != null) {
                            res = startInputUncheckedLocked(cs, inputContext, attribute, controlFlags);
                            didStart = true;
                        }
                        showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED:
                    // Do nothing.
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN:
                    if ((softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        if (DEBUG)
                            Slog.v(TAG, "Window asks to hide input going forward");
                        hideCurrentInputLocked(0, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN:
                    if (DEBUG)
                        Slog.v(TAG, "Window asks to hide input");
                    hideCurrentInputLocked(0, null);
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE:
                    if ((softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        if (DEBUG)
                            Slog.v(TAG, "Window asks to show input going forward");
                        if (attribute != null) {
                            res = startInputUncheckedLocked(cs, inputContext, attribute, controlFlags);
                            didStart = true;
                        }
                        showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE:
                    if (DEBUG)
                        Slog.v(TAG, "Window asks to always show input");
                    if (attribute != null) {
                        res = startInputUncheckedLocked(cs, inputContext, attribute, controlFlags);
                        didStart = true;
                    }
                    showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    break;
            }
            if (!didStart && attribute != null) {
                res = startInputUncheckedLocked(cs, inputContext, attribute, controlFlags);
            }
        }
    } finally {
        Binder.restoreCallingIdentity(ident);
    }
    return res;
}

Example 2 with InputBindResult

use of com.android.internal.view.InputBindResult in project android_frameworks_base by ParanoidAndroid.

the class InputMethodManagerService method startInputUncheckedLocked.

InputBindResult startInputUncheckedLocked(ClientState cs, IInputContext inputContext, EditorInfo attribute, int controlFlags) {
    // If no method is currently selected, do nothing.
    if (mCurMethodId == null) {
        return mNoBinding;
    }
    if (mCurClient == null) {
        mInputBoundToKeyguard = mKeyguardManager != null && mKeyguardManager.isKeyguardLocked();
        if (DEBUG) {
            Slog.v(TAG, "New bind. keyguard = " + mInputBoundToKeyguard);
        }
    }
    if (mCurClient != cs) {
        // If the client is changing, we need to switch over to the new
        // one.
        unbindCurrentClientLocked();
        if (DEBUG)
            Slog.v(TAG, "switching to client: client = " + cs.client.asBinder());
        // If the screen is on, inform the new client it is active
        if (mScreenOn) {
            executeOrSendMessage(cs.client, mCaller.obtainMessageIO(MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs));
        }
    }
    // Bump up the sequence for this client and attach it.
    mCurSeq++;
    if (mCurSeq <= 0)
        mCurSeq = 1;
    mCurClient = cs;
    mCurInputContext = inputContext;
    mCurAttribute = attribute;
    // Check if the input method is changing.
    if (mCurId != null && mCurId.equals(mCurMethodId)) {
        if (cs.curSession != null) {
            // then just return it.
            return attachNewInputLocked((controlFlags & InputMethodManager.CONTROL_START_INITIAL) != 0);
        }
        if (mHaveConnection) {
            if (mCurMethod != null) {
                // Return to client, and we will get back with it when
                // we have had a session made for it.
                requestClientSessionLocked(cs);
                return new InputBindResult(null, null, mCurId, mCurSeq);
            } else if (SystemClock.uptimeMillis() < (mLastBindTime + TIME_TO_RECONNECT)) {
                // to see if we can get back in touch with the service.
                return new InputBindResult(null, null, mCurId, mCurSeq);
            } else {
                EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, SystemClock.uptimeMillis() - mLastBindTime, 0);
            }
        }
    }
    return startInputInnerLocked();
}

Example 3 with InputBindResult

use of com.android.internal.view.InputBindResult in project android_frameworks_base by ParanoidAndroid.

the class InputMethodManagerService method onSessionCreated.

void onSessionCreated(IInputMethod method, IInputMethodSession session, InputChannel channel) {
    synchronized (mMethodMap) {
        if (mCurMethod != null && method != null && mCurMethod.asBinder() == method.asBinder()) {
            if (mCurClient != null) {
                clearClientSessionLocked(mCurClient);
                mCurClient.curSession = new SessionState(mCurClient, method, session, channel);
                InputBindResult res = attachNewInputLocked(true);
                if (res.method != null) {
                    executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO(MSG_BIND_METHOD, mCurClient.client, res));
                }
                return;
            }
        }
    }
    // Session abandoned.  Close its associated input channel.
    channel.dispose();
}

Example 4 with InputBindResult

use of com.android.internal.view.InputBindResult in project android_frameworks_base by ResurrectionRemix.

the class InputMethodManagerService method windowGainedFocus.

private InputBindResult windowGainedFocus(/* @InputMethodClient.StartInputReason */
final int startInputReason, IInputMethodClient client, IBinder windowToken, int controlFlags, int softInputMode, int windowFlags, EditorInfo attribute, IInputContext inputContext, /* @InputConnectionInspector.missingMethods */
final int missingMethods) {
    // Needs to check the validity before clearing calling identity
    final boolean calledFromValidUser = calledFromValidUser();
    InputBindResult res = null;
    long ident = Binder.clearCallingIdentity();
    try {
        synchronized (mMethodMap) {
            if (DEBUG)
                Slog.v(TAG, "windowGainedFocus: reason=" + InputMethodClient.getStartInputReason(startInputReason) + " client=" + client.asBinder() + " inputContext=" + inputContext + " missingMethods=" + InputConnectionInspector.getMissingMethodFlagsAsString(missingMethods) + " attribute=" + attribute + " controlFlags=#" + Integer.toHexString(controlFlags) + " softInputMode=#" + Integer.toHexString(softInputMode) + " windowFlags=#" + Integer.toHexString(windowFlags));
            ClientState cs = mClients.get(client.asBinder());
            if (cs == null) {
                throw new IllegalArgumentException("unknown client " + client.asBinder());
            }
            try {
                if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) {
                    // Check with the window manager to make sure this client actually
                    // has a window with focus.  If not, reject.  This is thread safe
                    // because if the focus changes some time before or after, the
                    // next client receiving focus that has any interest in input will
                    // be calling through here after that change happens.
                    Slog.w(TAG, "Focus gain on non-focused client " + cs.client + " (uid=" + cs.uid + " pid=" + cs.pid + ")");
                    return null;
                }
            } catch (RemoteException e) {
            }
            if (!calledFromValidUser) {
                Slog.w(TAG, "A background user is requesting window. Hiding IME.");
                Slog.w(TAG, "If you want to interect with IME, you need " + "android.permission.INTERACT_ACROSS_USERS_FULL");
                hideCurrentInputLocked(0, null);
                return null;
            }
            if (mCurFocusedWindow == windowToken) {
                Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client + " attribute=" + attribute + ", token = " + windowToken);
                if (attribute != null) {
                    return startInputUncheckedLocked(cs, inputContext, missingMethods, attribute, controlFlags);
                }
                return null;
            }
            mCurFocusedWindow = windowToken;
            mCurFocusedWindowClient = cs;
            // Should we auto-show the IME even if the caller has not
            // specified what should be done with it?
            // We only do this automatically if the window can resize
            // to accommodate the IME (so what the user sees will give
            // them good context without input information being obscured
            // by the IME) or if running on a large screen where there
            // is more room for the target window + IME.
            final boolean doAutoShow = (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE || mRes.getConfiguration().isLayoutSizeAtLeast(Configuration.SCREENLAYOUT_SIZE_LARGE);
            final boolean isTextEditor = (controlFlags & InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0;
            // We want to start input before showing the IME, but after closing
            // it.  We want to do this after closing it to help the IME disappear
            // more quickly (not get stuck behind it initializing itself for the
            // new focused input, even if its window wants to hide the IME).
            boolean didStart = false;
            switch(softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) {
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED:
                    if (!isTextEditor || !doAutoShow) {
                        if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) {
                            // soft input window if it is shown.
                            if (DEBUG)
                                Slog.v(TAG, "Unspecified window will hide input");
                            hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null);
                        }
                    } else if (isTextEditor && doAutoShow && (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        // is more room for the target window + IME.
                        if (DEBUG)
                            Slog.v(TAG, "Unspecified window will show input");
                        if (attribute != null) {
                            res = startInputUncheckedLocked(cs, inputContext, missingMethods, attribute, controlFlags);
                            didStart = true;
                        }
                        showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED:
                    // Do nothing.
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN:
                    if ((softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        if (DEBUG)
                            Slog.v(TAG, "Window asks to hide input going forward");
                        hideCurrentInputLocked(0, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN:
                    if (DEBUG)
                        Slog.v(TAG, "Window asks to hide input");
                    hideCurrentInputLocked(0, null);
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE:
                    if ((softInputMode & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) {
                        if (DEBUG)
                            Slog.v(TAG, "Window asks to show input going forward");
                        if (attribute != null) {
                            res = startInputUncheckedLocked(cs, inputContext, missingMethods, attribute, controlFlags);
                            didStart = true;
                        }
                        showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    }
                    break;
                case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE:
                    if (DEBUG)
                        Slog.v(TAG, "Window asks to always show input");
                    if (attribute != null) {
                        res = startInputUncheckedLocked(cs, inputContext, missingMethods, attribute, controlFlags);
                        didStart = true;
                    }
                    showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null);
                    break;
            }
            if (!didStart && attribute != null) {
                res = startInputUncheckedLocked(cs, inputContext, missingMethods, attribute, controlFlags);
            }
        }
    } finally {
        Binder.restoreCallingIdentity(ident);
    }
    return res;
}

Example 5 with InputBindResult

use of com.android.internal.view.InputBindResult in project android_frameworks_base by ResurrectionRemix.

the class InputMethodManagerService method handleMessage.

@Override
public boolean handleMessage(Message msg) {
    SomeArgs args;
    switch(msg.what) {
        case MSG_SHOW_IM_SUBTYPE_PICKER:
            final boolean showAuxSubtypes;
            switch(msg.arg1) {
                case InputMethodManager.SHOW_IM_PICKER_MODE_AUTO:
                    // This is undocumented so far, but IMM#showInputMethodPicker() has been
                    // implemented so that auxiliary subtypes will be excluded when the soft
                    // keyboard is invisible.
                    showAuxSubtypes = mInputShown;
                    break;
                case InputMethodManager.SHOW_IM_PICKER_MODE_INCLUDE_AUXILIARY_SUBTYPES:
                    showAuxSubtypes = true;
                    break;
                case InputMethodManager.SHOW_IM_PICKER_MODE_EXCLUDE_AUXILIARY_SUBTYPES:
                    showAuxSubtypes = false;
                    break;
                default:
                    Slog.e(TAG, "Unknown subtype picker mode = " + msg.arg1);
                    return false;
            }
            showInputMethodMenu(showAuxSubtypes);
            return true;
        case MSG_SHOW_IM_SUBTYPE_ENABLER:
            showInputMethodAndSubtypeEnabler((String) msg.obj);
            return true;
        case MSG_SHOW_IM_CONFIG:
            showConfigureInputMethods();
            return true;
        case MSG_UNBIND_INPUT:
            try {
                ((IInputMethod) msg.obj).unbindInput();
            } catch (RemoteException e) {
            // There is nothing interesting about the method dying.
            }
            return true;
        case MSG_BIND_INPUT:
            args = (SomeArgs) msg.obj;
            try {
                ((IInputMethod) args.arg1).bindInput((InputBinding) args.arg2);
            } catch (RemoteException e) {
            }
            args.recycle();
            return true;
        case MSG_SHOW_SOFT_INPUT:
            args = (SomeArgs) msg.obj;
            try {
                if (DEBUG)
                    Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" + msg.arg1 + ", " + args.arg2 + ")");
                ((IInputMethod) args.arg1).showSoftInput(msg.arg1, (ResultReceiver) args.arg2);
            } catch (RemoteException e) {
            }
            args.recycle();
            return true;
        case MSG_HIDE_SOFT_INPUT:
            args = (SomeArgs) msg.obj;
            try {
                if (DEBUG)
                    Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " + args.arg2 + ")");
                ((IInputMethod) args.arg1).hideSoftInput(0, (ResultReceiver) args.arg2);
            } catch (RemoteException e) {
            }
            args.recycle();
            return true;
        case MSG_HIDE_CURRENT_INPUT_METHOD:
            synchronized (mMethodMap) {
                hideCurrentInputLocked(0, null);
            }
            return true;
        case MSG_ATTACH_TOKEN:
            args = (SomeArgs) msg.obj;
            try {
                if (DEBUG)
                    Slog.v(TAG, "Sending attach of token: " + args.arg2);
                ((IInputMethod) args.arg1).attachToken((IBinder) args.arg2);
            } catch (RemoteException e) {
            }
            args.recycle();
            return true;
        case MSG_CREATE_SESSION:
            {
                args = (SomeArgs) msg.obj;
                IInputMethod method = (IInputMethod) args.arg1;
                InputChannel channel = (InputChannel) args.arg2;
                try {
                    method.createSession(channel, (IInputSessionCallback) args.arg3);
                } catch (RemoteException e) {
                } finally {
                    // because the remote proxy will get its own copy when unparceled.
                    if (channel != null && Binder.isProxy(method)) {
                        channel.dispose();
                    }
                }
                args.recycle();
                return true;
            }
        case MSG_START_INPUT:
            {
                int missingMethods = msg.arg1;
                args = (SomeArgs) msg.obj;
                try {
                    SessionState session = (SessionState) args.arg1;
                    setEnabledSessionInMainThread(session);
                    session.method.startInput((IInputContext) args.arg2, missingMethods, (EditorInfo) args.arg3);
                } catch (RemoteException e) {
                }
                args.recycle();
                return true;
            }
        case MSG_RESTART_INPUT:
            {
                int missingMethods = msg.arg1;
                args = (SomeArgs) msg.obj;
                try {
                    SessionState session = (SessionState) args.arg1;
                    setEnabledSessionInMainThread(session);
                    session.method.restartInput((IInputContext) args.arg2, missingMethods, (EditorInfo) args.arg3);
                } catch (RemoteException e) {
                }
                args.recycle();
                return true;
            }
        case MSG_UNBIND_CLIENT:
            try {
                ((IInputMethodClient) msg.obj).onUnbindMethod(msg.arg1, msg.arg2);
            } catch (RemoteException e) {
            // There is nothing interesting about the last client dying.
            }
            return true;
        case MSG_BIND_CLIENT:
            {
                args = (SomeArgs) msg.obj;
                IInputMethodClient client = (IInputMethodClient) args.arg1;
                InputBindResult res = (InputBindResult) args.arg2;
                try {
                    client.onBindMethod(res);
                } catch (RemoteException e) {
                    Slog.w(TAG, "Client died receiving input method " + args.arg2);
                } finally {
                    // because the remote proxy will get its own copy when unparceled.
                    if (res.channel != null && Binder.isProxy(client)) {
                        res.channel.dispose();
                    }
                }
                args.recycle();
                return true;
            }
        case MSG_SET_ACTIVE:
            try {
                ((ClientState) msg.obj).client.setActive(msg.arg1 != 0);
            } catch (RemoteException e) {
                Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " + ((ClientState) msg.obj).pid + " uid " + ((ClientState) msg.obj).uid);
            }
            return true;
        case MSG_SET_INTERACTIVE:
            handleSetInteractive(msg.arg1 != 0);
            return true;
        case MSG_SWITCH_IME:
            handleSwitchInputMethod(msg.arg1 != 0);
            return true;
        case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER:
            {
                final int sequenceNumber = msg.arg1;
                final ClientState clientState = (ClientState) msg.obj;
                try {
                    clientState.client.setUserActionNotificationSequenceNumber(sequenceNumber);
                } catch (RemoteException e) {
                    Slog.w(TAG, "Got RemoteException sending " + "setUserActionNotificationSequenceNumber(" + sequenceNumber + ") notification to pid " + clientState.pid + " uid " + clientState.uid);
                }
                return true;
            }
        // --------------------------------------------------------------
        case MSG_HARD_KEYBOARD_SWITCH_CHANGED:
            mHardKeyboardListener.handleHardKeyboardStatusChange(msg.arg1 == 1);
            return true;
        case MSG_SYSTEM_UNLOCK_USER:
            final int userId = msg.arg1;
            onUnlockUser(userId);
            return true;
    }
    return false;
}