@Override
public boolean OnVerifiyCertificate(String subject, String issuer, String fingerprint) {
// see if global settings says accept all
if (GlobalSettings.getAcceptAllCertificates()) return true;
// this is where the return code of our dialog will be stored
callbackDialogResult = false;
// set message
String msg = getResources().getString(R.string.dlg_msg_verify_certificate);
msg = msg + "\n\nSubject: " + subject + "\nIssuer: " + issuer + "\nFingerprint: " + fingerprint;
dlgVerifyCertificate.setMessage(msg);
// start dialog in UI thread
uiHandler.sendMessage(Message.obtain(null, UIHandler.SHOW_DIALOG, dlgVerifyCertificate));
// wait for result
try {
synchronized (dlgVerifyCertificate) {
dlgVerifyCertificate.wait();
}
} catch (InterruptedException e) {
}
return callbackDialogResult;
}
@Override
public void onScrollChanged(ScrollView2D scrollView, int x, int y, int oldx, int oldy) {
zoomControls.setIsZoomInEnabled(!sessionView.isAtMaxZoom());
zoomControls.setIsZoomOutEnabled(!sessionView.isAtMinZoom());
if (!GlobalSettings.getHideZoomControls() && zoomControls.getVisibility() != View.VISIBLE)
zoomControls.show();
resetZoomControlsAutoHideTimeout();
}
public class SessionActivity extends Activity
implements LibFreeRDP.UIEventListener,
KeyboardView.OnKeyboardActionListener,
ScrollView2D.ScrollView2DListener,
KeyboardMapper.KeyProcessingListener,
SessionView.SessionViewListener,
TouchPointerView.TouchPointerListener {
private class UIHandler extends Handler {
public static final int REFRESH_SESSIONVIEW = 1;
public static final int DISPLAY_TOAST = 2;
public static final int HIDE_ZOOMCONTROLS = 3;
public static final int SEND_MOVE_EVENT = 4;
public static final int SHOW_DIALOG = 5;
public static final int GRAPHICS_CHANGED = 6;
public static final int SCROLLING_REQUESTED = 7;
UIHandler() {
super();
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case GRAPHICS_CHANGED:
{
sessionView.onSurfaceChange(session);
scrollView.requestLayout();
break;
}
case REFRESH_SESSIONVIEW:
{
sessionView.invalidateRegion();
break;
}
case DISPLAY_TOAST:
{
Toast errorToast =
Toast.makeText(getApplicationContext(), msg.obj.toString(), Toast.LENGTH_LONG);
errorToast.show();
break;
}
case HIDE_ZOOMCONTROLS:
{
zoomControls.hide();
break;
}
case SEND_MOVE_EVENT:
{
LibFreeRDP.sendCursorEvent(
session.getInstance(), msg.arg1, msg.arg2, Mouse.getMoveEvent());
break;
}
case SHOW_DIALOG:
{
// create and show the dialog
((Dialog) msg.obj).show();
break;
}
case SCROLLING_REQUESTED:
{
int scrollX = 0;
int scrollY = 0;
float[] pointerPos = touchPointerView.getPointerPosition();
if (pointerPos[0] > (screen_width - touchPointerView.getPointerWidth()))
scrollX = SCROLLING_DISTANCE;
else if (pointerPos[0] < 0) scrollX = -SCROLLING_DISTANCE;
if (pointerPos[1] > (screen_height - touchPointerView.getPointerHeight()))
scrollY = SCROLLING_DISTANCE;
else if (pointerPos[1] < 0) scrollY = -SCROLLING_DISTANCE;
scrollView.scrollBy(scrollX, scrollY);
// see if we reached the min/max scroll positions
if (scrollView.getScrollX() == 0
|| scrollView.getScrollX() == (sessionView.getWidth() - scrollView.getWidth()))
scrollX = 0;
if (scrollView.getScrollY() == 0
|| scrollView.getScrollY() == (sessionView.getHeight() - scrollView.getHeight()))
scrollY = 0;
if (scrollX != 0 || scrollY != 0)
uiHandler.sendEmptyMessageDelayed(SCROLLING_REQUESTED, SCROLLING_TIMEOUT);
else Log.v(TAG, "Stopping auto-scroll");
break;
}
}
}
}
private class PinchZoomListener extends ScaleGestureDetector.SimpleOnScaleGestureListener {
private float scaleFactor = 1.0f;
@Override
public boolean onScaleBegin(ScaleGestureDetector detector) {
scrollView.setScrollEnabled(false);
return true;
}
@Override
public boolean onScale(ScaleGestureDetector detector) {
// calc scale factor
scaleFactor *= detector.getScaleFactor();
scaleFactor =
Math.max(
SessionView.MIN_SCALE_FACTOR, Math.min(scaleFactor, SessionView.MAX_SCALE_FACTOR));
sessionView.setZoom(scaleFactor);
if (!sessionView.isAtMinZoom() && !sessionView.isAtMaxZoom()) {
// transform scroll origin to the new zoom space
float transOriginX = scrollView.getScrollX() * detector.getScaleFactor();
float transOriginY = scrollView.getScrollY() * detector.getScaleFactor();
// transform center point to the zoomed space
float transCenterX =
(scrollView.getScrollX() + detector.getFocusX()) * detector.getScaleFactor();
float transCenterY =
(scrollView.getScrollY() + detector.getFocusY()) * detector.getScaleFactor();
// scroll by the difference between the distance of the transformed center/origin point and
// their old distance (focusX/Y)
scrollView.scrollBy(
(int) ((transCenterX - transOriginX) - detector.getFocusX()),
(int) ((transCenterY - transOriginY) - detector.getFocusY()));
}
return true;
}
@Override
public void onScaleEnd(ScaleGestureDetector de) {
scrollView.setScrollEnabled(true);
}
}
private class LibFreeRDPBroadcastReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// still got a valid session?
if (session == null) return;
// is this event for the current session?
if (session.getInstance() != intent.getExtras().getInt(GlobalApp.EVENT_PARAM, -1)) return;
switch (intent.getExtras().getInt(GlobalApp.EVENT_TYPE, -1)) {
case GlobalApp.FREERDP_EVENT_CONNECTION_SUCCESS:
OnConnectionSuccess(context);
break;
case GlobalApp.FREERDP_EVENT_CONNECTION_FAILURE:
OnConnectionFailure(context);
break;
case GlobalApp.FREERDP_EVENT_DISCONNECTED:
OnDisconnected(context);
break;
}
}
private void OnConnectionSuccess(Context context) {
Log.v(TAG, "OnConnectionSuccess");
// bind session
bindSession();
if (progressDialog != null) {
progressDialog.dismiss();
progressDialog = null;
}
// add hostname to history if quick connect was used
Bundle bundle = getIntent().getExtras();
if (bundle != null && bundle.containsKey(PARAM_CONNECTION_REFERENCE)) {
if (ConnectionReference.isHostnameReference(bundle.getString(PARAM_CONNECTION_REFERENCE))) {
assert session.getBookmark().getType() == BookmarkBase.TYPE_MANUAL;
String item = session.getBookmark().<ManualBookmark>get().getHostname();
if (!GlobalApp.getQuickConnectHistoryGateway().historyItemExists(item))
GlobalApp.getQuickConnectHistoryGateway().addHistoryItem(item);
}
}
}
private void OnConnectionFailure(Context context) {
Log.v(TAG, "OnConnectionFailure");
if (progressDialog != null) {
progressDialog.dismiss();
progressDialog = null;
}
// post error message on UI thread
if (!connectCancelledByUser)
uiHandler.sendMessage(
Message.obtain(
null,
UIHandler.DISPLAY_TOAST,
getResources().getText(R.string.error_connection_failure)));
session = null;
closeSessionActivity(RESULT_CANCELED);
}
private void OnDisconnected(Context context) {
Log.v(TAG, "OnDisconnected");
if (progressDialog != null) {
progressDialog.dismiss();
progressDialog = null;
}
session.setUIEventListener(null);
session = null;
closeSessionActivity(RESULT_OK);
}
}
public static final String PARAM_CONNECTION_REFERENCE = "conRef";
public static final String PARAM_INSTANCE = "instance";
private static final float ZOOMING_STEP = 0.5f;
private static final int ZOOMCONTROLS_AUTOHIDE_TIMEOUT = 4000;
// timeout between subsequent scrolling requests when the touch-pointer is at the edge of the
// session view
private static final int SCROLLING_TIMEOUT = 50;
private static final int SCROLLING_DISTANCE = 20;
private Bitmap bitmap;
private SessionState session;
private SessionView sessionView;
private TouchPointerView touchPointerView;
private ProgressDialog progressDialog;
private KeyboardView keyboardView;
private KeyboardView modifiersKeyboardView;
private ZoomControls zoomControls;
private KeyboardMapper keyboardMapper;
private Keyboard specialkeysKeyboard;
private Keyboard numpadKeyboard;
private Keyboard cursorKeyboard;
private Keyboard modifiersKeyboard;
private AlertDialog dlgVerifyCertificate;
private AlertDialog dlgUserCredentials;
private View userCredView;
private UIHandler uiHandler;
private int screen_width;
private int screen_height;
private boolean autoScrollTouchPointer = GlobalSettings.getAutoScrollTouchPointer();
private boolean connectCancelledByUser = false;
private boolean sessionRunning = false;
private boolean toggleMouseButtons = false;
private LibFreeRDPBroadcastReceiver libFreeRDPBroadcastReceiver;
private static final String TAG = "FreeRDP.SessionActivity";
private ScrollView2D scrollView;
// keyboard visibility flags
private boolean sysKeyboardVisible = false;
private boolean extKeyboardVisible = false;
// variables for delayed move event sending
private static final int MAX_DISCARDED_MOVE_EVENTS = 3;
private static final int SEND_MOVE_EVENT_TIMEOUT = 150;
private int discardedMoveEvents = 0;
private void createDialogs() {
// build verify certificate dialog
dlgVerifyCertificate =
new AlertDialog.Builder(this)
.setTitle(R.string.dlg_title_verify_certificate)
.setPositiveButton(
android.R.string.yes,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
callbackDialogResult = true;
synchronized (dialog) {
dialog.notify();
}
}
})
.setNegativeButton(
android.R.string.no,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
callbackDialogResult = false;
connectCancelledByUser = true;
synchronized (dialog) {
dialog.notify();
}
}
})
.setCancelable(false)
.create();
// build the dialog
userCredView = getLayoutInflater().inflate(R.layout.credentials, null, true);
dlgUserCredentials =
new AlertDialog.Builder(this)
.setView(userCredView)
.setTitle(R.string.dlg_title_credentials)
.setPositiveButton(
android.R.string.ok,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
callbackDialogResult = true;
synchronized (dialog) {
dialog.notify();
}
}
})
.setNegativeButton(
android.R.string.cancel,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
callbackDialogResult = false;
connectCancelledByUser = true;
synchronized (dialog) {
dialog.notify();
}
}
})
.setCancelable(false)
.create();
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// show status bar or make fullscreen?
if (GlobalSettings.getHideStatusBar())
getWindow()
.setFlags(
WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
this.setContentView(R.layout.session);
Log.v(TAG, "Session.onCreate");
// ATTENTION: We use the onGlobalLayout notification to start our session.
// This is because only then we can know the exact size of our session when using fit screen
// accounting for any status bars etc. that Android might throws on us. A bit weird looking
// but this is the only way ...
final View activityRootView = findViewById(R.id.session_root_view);
activityRootView
.getViewTreeObserver()
.addOnGlobalLayoutListener(
new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
screen_width = activityRootView.getWidth();
screen_height = activityRootView.getHeight();
// start session
if (!sessionRunning && getIntent() != null) {
processIntent(getIntent());
sessionRunning = true;
}
}
});
sessionView = (SessionView) findViewById(R.id.sessionView);
sessionView.setScaleGestureDetector(new ScaleGestureDetector(this, new PinchZoomListener()));
sessionView.setSessionViewListener(this);
sessionView.requestFocus();
touchPointerView = (TouchPointerView) findViewById(R.id.touchPointerView);
touchPointerView.setTouchPointerListener(this);
keyboardMapper = new KeyboardMapper();
keyboardMapper.init(this);
modifiersKeyboard = new Keyboard(getApplicationContext(), R.xml.modifiers_keyboard);
specialkeysKeyboard = new Keyboard(getApplicationContext(), R.xml.specialkeys_keyboard);
numpadKeyboard = new Keyboard(getApplicationContext(), R.xml.numpad_keyboard);
cursorKeyboard = new Keyboard(getApplicationContext(), R.xml.cursor_keyboard);
// hide keyboard below the sessionView
keyboardView = (KeyboardView) findViewById(R.id.extended_keyboard);
keyboardView.setKeyboard(specialkeysKeyboard);
keyboardView.setOnKeyboardActionListener(this);
modifiersKeyboardView = (KeyboardView) findViewById(R.id.extended_keyboard_header);
modifiersKeyboardView.setKeyboard(modifiersKeyboard);
modifiersKeyboardView.setOnKeyboardActionListener(this);
scrollView = (ScrollView2D) findViewById(R.id.sessionScrollView);
scrollView.setScrollViewListener(this);
uiHandler = new UIHandler();
libFreeRDPBroadcastReceiver = new LibFreeRDPBroadcastReceiver();
zoomControls = (ZoomControls) findViewById(R.id.zoomControls);
zoomControls.hide();
zoomControls.setOnZoomInClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
resetZoomControlsAutoHideTimeout();
zoomControls.setIsZoomInEnabled(sessionView.zoomIn(ZOOMING_STEP));
zoomControls.setIsZoomOutEnabled(true);
}
});
zoomControls.setOnZoomOutClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
resetZoomControlsAutoHideTimeout();
zoomControls.setIsZoomOutEnabled(sessionView.zoomOut(ZOOMING_STEP));
zoomControls.setIsZoomInEnabled(true);
}
});
toggleMouseButtons = false;
createDialogs();
// register freerdp events broadcast receiver
IntentFilter filter = new IntentFilter();
filter.addAction(GlobalApp.ACTION_EVENT_FREERDP);
registerReceiver(libFreeRDPBroadcastReceiver, filter);
}
@Override
protected void onStart() {
super.onStart();
Log.v(TAG, "Session.onStart");
}
@Override
protected void onRestart() {
super.onRestart();
Log.v(TAG, "Session.onRestart");
}
@Override
protected void onResume() {
super.onResume();
Log.v(TAG, "Session.onResume");
}
@Override
protected void onPause() {
super.onPause();
Log.v(TAG, "Session.onPause");
// hide any visible keyboards
showKeyboard(false, false);
}
@Override
protected void onStop() {
super.onStop();
Log.v(TAG, "Session.onStop");
}
@Override
protected void onDestroy() {
super.onDestroy();
Log.v(TAG, "Session.onDestroy");
// unregister freerdp events broadcast receiver
unregisterReceiver(libFreeRDPBroadcastReceiver);
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
// reload keyboard resources (changed from landscape)
modifiersKeyboard = new Keyboard(getApplicationContext(), R.xml.modifiers_keyboard);
specialkeysKeyboard = new Keyboard(getApplicationContext(), R.xml.specialkeys_keyboard);
numpadKeyboard = new Keyboard(getApplicationContext(), R.xml.numpad_keyboard);
cursorKeyboard = new Keyboard(getApplicationContext(), R.xml.cursor_keyboard);
// apply loaded keyboards
keyboardView.setKeyboard(specialkeysKeyboard);
modifiersKeyboardView.setKeyboard(modifiersKeyboard);
}
private void processIntent(Intent intent) {
// get either session instance or create one from a bookmark
Bundle bundle = intent.getExtras();
if (bundle.containsKey(PARAM_INSTANCE)) {
int inst = bundle.getInt(PARAM_INSTANCE);
session = GlobalApp.getSession(inst);
bitmap = session.getSurface().getBitmap();
bindSession();
} else if (bundle.containsKey(PARAM_CONNECTION_REFERENCE)) {
BookmarkBase bookmark = null;
String refStr = bundle.getString(PARAM_CONNECTION_REFERENCE);
if (ConnectionReference.isHostnameReference(refStr)) {
bookmark = new ManualBookmark();
bookmark.<ManualBookmark>get().setHostname(ConnectionReference.getHostname(refStr));
} else if (ConnectionReference.isBookmarkReference(refStr)) {
if (ConnectionReference.isManualBookmarkReference(refStr))
bookmark =
GlobalApp.getManualBookmarkGateway()
.findById(ConnectionReference.getManualBookmarkId(refStr));
else assert false;
}
if (bookmark != null) connect(bookmark);
else closeSessionActivity(RESULT_CANCELED);
} else {
// no session found - exit
closeSessionActivity(RESULT_CANCELED);
}
}
private void connect(BookmarkBase bookmark) {
session = GlobalApp.createSession(bookmark);
session.setUIEventListener(this);
// set writeable data directory
LibFreeRDP.setDataDirectory(session.getInstance(), getFilesDir().toString());
BookmarkBase.ScreenSettings screenSettings = session.getBookmark().getActiveScreenSettings();
Log.v(TAG, "Screen Resolution: " + screenSettings.getResolutionString());
if (screenSettings.isAutomatic()) {
if ((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK)
>= Configuration.SCREENLAYOUT_SIZE_LARGE) {
// large screen device i.e. tablet: simply use screen info
screenSettings.setHeight(screen_height);
screenSettings.setWidth(screen_width);
} else {
// small screen device i.e. phone:
// Automatic uses the largest side length of the screen and makes a 16:10 resolution setting
// out of it
int screenMax = (screen_width > screen_height) ? screen_width : screen_height;
screenSettings.setHeight(screenMax);
screenSettings.setWidth((int) ((float) screenMax * 1.6f));
}
}
progressDialog = new ProgressDialog(this);
progressDialog.setTitle(bookmark.getLabel());
progressDialog.setMessage(getResources().getText(R.string.dlg_msg_connecting));
progressDialog.setButton(
ProgressDialog.BUTTON_NEGATIVE,
"Cancel",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
connectCancelledByUser = true;
LibFreeRDP.cancelConnection(session.getInstance());
}
});
progressDialog.setCancelable(false);
progressDialog.show();
Thread thread =
new Thread(
new Runnable() {
public void run() {
session.connect();
}
});
thread.start();
}
// binds the current session to the activity by wiring it up with the sessionView and updating all
// internal objects accordingly
private void bindSession() {
Log.v("SessionActivity", "bindSession called");
session.setUIEventListener(this);
sessionView.onSurfaceChange(session);
scrollView.requestLayout();
keyboardMapper.reset(this);
}
// displays either the system or the extended keyboard or non of them
private void showKeyboard(boolean showSystemKeyboard, boolean showExtendedKeyboard) {
// no matter what we are doing ... hide the zoom controls
// TODO: this is not working correctly as hiding the keyboard issues a onScrollChange
// notification showing the control again ...
uiHandler.removeMessages(UIHandler.HIDE_ZOOMCONTROLS);
if (zoomControls.getVisibility() == View.VISIBLE) zoomControls.hide();
InputMethodManager mgr;
if (showSystemKeyboard) {
// hide extended keyboard
keyboardView.setVisibility(View.GONE);
// show system keyboard
mgr = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
if (!mgr.isActive(sessionView))
Log.e(TAG, "Failed to show system keyboard: SessionView is not the active view!");
mgr.showSoftInput(sessionView, 0);
// show modifiers keyboard
modifiersKeyboardView.setVisibility(View.VISIBLE);
} else if (showExtendedKeyboard) {
// hide system keyboard
mgr = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
mgr.hideSoftInputFromWindow(sessionView.getWindowToken(), 0);
// show extended keyboard
keyboardView.setKeyboard(specialkeysKeyboard);
keyboardView.setVisibility(View.VISIBLE);
modifiersKeyboardView.setVisibility(View.VISIBLE);
} else {
// hide both
mgr = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
mgr.hideSoftInputFromWindow(sessionView.getWindowToken(), 0);
keyboardView.setVisibility(View.GONE);
modifiersKeyboardView.setVisibility(View.GONE);
// clear any active key modifiers)
keyboardMapper.clearlAllModifiers();
}
sysKeyboardVisible = showSystemKeyboard;
extKeyboardVisible = showExtendedKeyboard;
}
private void closeSessionActivity(int resultCode) {
// Go back to home activity (and send intent data back to home)
setResult(resultCode, getIntent());
finish();
}
// update the state of our modifier keys
private void updateModifierKeyStates() {
// check if any key is in the keycodes list
List<Keyboard.Key> keys = modifiersKeyboard.getKeys();
for (Iterator<Keyboard.Key> it = keys.iterator(); it.hasNext(); ) {
// if the key is a sticky key - just set it to off
Keyboard.Key curKey = it.next();
if (curKey.sticky) {
switch (keyboardMapper.getModifierState(curKey.codes[0])) {
case KeyboardMapper.KEYSTATE_ON:
curKey.on = true;
curKey.pressed = false;
break;
case KeyboardMapper.KEYSTATE_OFF:
curKey.on = false;
curKey.pressed = false;
break;
case KeyboardMapper.KEYSTATE_LOCKED:
curKey.on = true;
curKey.pressed = true;
break;
}
}
}
// refresh image
modifiersKeyboardView.invalidateAllKeys();
}
private void sendDelayedMoveEvent(int x, int y) {
if (uiHandler.hasMessages(UIHandler.SEND_MOVE_EVENT)) {
uiHandler.removeMessages(UIHandler.SEND_MOVE_EVENT);
discardedMoveEvents++;
} else discardedMoveEvents = 0;
if (discardedMoveEvents > MAX_DISCARDED_MOVE_EVENTS)
LibFreeRDP.sendCursorEvent(session.getInstance(), x, y, Mouse.getMoveEvent());
else
uiHandler.sendMessageDelayed(
Message.obtain(null, UIHandler.SEND_MOVE_EVENT, x, y), SEND_MOVE_EVENT_TIMEOUT);
}
private void cancelDelayedMoveEvent() {
uiHandler.removeMessages(UIHandler.SEND_MOVE_EVENT);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.session_menu, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.session_touch_pointer:
{
// toggle touch pointer
if (touchPointerView.getVisibility() == View.VISIBLE) {
touchPointerView.setVisibility(View.INVISIBLE);
sessionView.setTouchPointerPadding(0, 0);
} else {
touchPointerView.setVisibility(View.VISIBLE);
sessionView.setTouchPointerPadding(
touchPointerView.getPointerWidth(), touchPointerView.getPointerHeight());
}
break;
}
case R.id.session_sys_keyboard:
{
showKeyboard(!sysKeyboardVisible, false);
break;
}
case R.id.session_ext_keyboard:
{
showKeyboard(false, !extKeyboardVisible);
break;
}
case R.id.session_disconnect:
{
showKeyboard(false, false);
LibFreeRDP.disconnect(session.getInstance());
break;
}
}
return true;
}
@Override
public void onBackPressed() {
// hide keyboards (if any visible) or send alt+f4 to the session
if (sysKeyboardVisible || extKeyboardVisible) showKeyboard(false, false);
else keyboardMapper.sendAltF4();
}
// android keyboard input handling
// We always use the unicode value to process input from the android keyboard except if key
// modifiers
// (like Win, Alt, Ctrl) are activated. In this case we will send the virtual key code to allow
// key
// combinations (like Win + E to open the explorer).
@Override
public boolean onKeyDown(int keycode, KeyEvent event) {
return keyboardMapper.processAndroidKeyEvent(event);
}
@Override
public boolean onKeyUp(int keycode, KeyEvent event) {
return keyboardMapper.processAndroidKeyEvent(event);
}
// onKeyMultiple is called for input of some special characters like umlauts and some symbol
// characters
@Override
public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) {
return keyboardMapper.processAndroidKeyEvent(event);
}
// ****************************************************************************
// KeyboardView.KeyboardActionEventListener
@Override
public void onKey(int primaryCode, int[] keyCodes) {
keyboardMapper.processCustomKeyEvent(primaryCode);
}
@Override
public void onText(CharSequence text) {}
@Override
public void swipeRight() {}
@Override
public void swipeLeft() {}
@Override
public void swipeDown() {}
@Override
public void swipeUp() {}
@Override
public void onPress(int primaryCode) {}
@Override
public void onRelease(int primaryCode) {}
// ****************************************************************************
// KeyboardMapper.KeyProcessingListener implementation
@Override
public void processVirtualKey(int virtualKeyCode, boolean down) {
LibFreeRDP.sendKeyEvent(session.getInstance(), virtualKeyCode, down);
}
@Override
public void processUnicodeKey(int unicodeKey) {
LibFreeRDP.sendUnicodeKeyEvent(session.getInstance(), unicodeKey);
}
@Override
public void switchKeyboard(int keyboardType) {
switch (keyboardType) {
case KeyboardMapper.KEYBOARD_TYPE_FUNCTIONKEYS:
keyboardView.setKeyboard(specialkeysKeyboard);
break;
case KeyboardMapper.KEYBOARD_TYPE_NUMPAD:
keyboardView.setKeyboard(numpadKeyboard);
break;
case KeyboardMapper.KEYBOARD_TYPE_CURSOR:
keyboardView.setKeyboard(cursorKeyboard);
break;
default:
break;
}
}
@Override
public void modifiersChanged() {
updateModifierKeyStates();
}
// ****************************************************************************
// LibFreeRDP UI event listener implementation
@Override
public void OnSettingsChanged(int width, int height, int bpp) {
if (bpp > 16) bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
else bitmap = Bitmap.createBitmap(width, height, Config.RGB_565);
session.setSurface(new BitmapDrawable(bitmap));
// check this settings and initial settings - if they are not equal the server doesn't support
// our settings
// FIXME: the additional check (settings.getWidth() != width + 1) is for the RDVH bug fix to
// avoid accidental notifications
// (refer to android_freerdp.c for more info on this problem)
BookmarkBase.ScreenSettings settings = session.getBookmark().getActiveScreenSettings();
if ((settings.getWidth() != width && settings.getWidth() != width + 1)
|| settings.getHeight() != height
|| settings.getColors() != bpp)
uiHandler.sendMessage(
Message.obtain(
null,
UIHandler.DISPLAY_TOAST,
getResources().getText(R.string.info_capabilities_changed)));
}
@Override
public void OnGraphicsUpdate(int x, int y, int width, int height) {
LibFreeRDP.updateGraphics(session.getInstance(), bitmap, x, y, width, height);
sessionView.addInvalidRegion(new Rect(x, y, x + width, y + height));
/* since sessionView can only be modified from the UI thread
* any modifications to it need to be scheduled */
uiHandler.sendEmptyMessage(UIHandler.REFRESH_SESSIONVIEW);
}
@Override
public void OnGraphicsResize(int width, int height) {
// replace bitmap
bitmap = Bitmap.createBitmap(width, height, bitmap.getConfig());
session.setSurface(new BitmapDrawable(bitmap));
/* since sessionView can only be modified from the UI thread
* any modifications to it need to be scheduled */
uiHandler.sendEmptyMessage(UIHandler.GRAPHICS_CHANGED);
}
private boolean callbackDialogResult;
@Override
public boolean OnAuthenticate(
StringBuilder username, StringBuilder domain, StringBuilder password) {
// this is where the return code of our dialog will be stored
callbackDialogResult = false;
// set text fields
((EditText) userCredView.findViewById(R.id.editTextUsername)).setText(username);
((EditText) userCredView.findViewById(R.id.editTextDomain)).setText(domain);
((EditText) userCredView.findViewById(R.id.editTextPassword)).setText(password);
// start dialog in UI thread
uiHandler.sendMessage(Message.obtain(null, UIHandler.SHOW_DIALOG, dlgUserCredentials));
// wait for result
try {
synchronized (dlgUserCredentials) {
dlgUserCredentials.wait();
}
} catch (InterruptedException e) {
}
// clear buffers
username.setLength(0);
domain.setLength(0);
password.setLength(0);
// read back user credentials
username.append(
((EditText) userCredView.findViewById(R.id.editTextUsername)).getText().toString());
domain.append(((EditText) userCredView.findViewById(R.id.editTextDomain)).getText().toString());
password.append(
((EditText) userCredView.findViewById(R.id.editTextPassword)).getText().toString());
return callbackDialogResult;
}
@Override
public boolean OnVerifiyCertificate(String subject, String issuer, String fingerprint) {
// see if global settings says accept all
if (GlobalSettings.getAcceptAllCertificates()) return true;
// this is where the return code of our dialog will be stored
callbackDialogResult = false;
// set message
String msg = getResources().getString(R.string.dlg_msg_verify_certificate);
msg = msg + "\n\nSubject: " + subject + "\nIssuer: " + issuer + "\nFingerprint: " + fingerprint;
dlgVerifyCertificate.setMessage(msg);
// start dialog in UI thread
uiHandler.sendMessage(Message.obtain(null, UIHandler.SHOW_DIALOG, dlgVerifyCertificate));
// wait for result
try {
synchronized (dlgVerifyCertificate) {
dlgVerifyCertificate.wait();
}
} catch (InterruptedException e) {
}
return callbackDialogResult;
}
// ****************************************************************************
// ScrollView2DListener implementation
private void resetZoomControlsAutoHideTimeout() {
uiHandler.removeMessages(UIHandler.HIDE_ZOOMCONTROLS);
uiHandler.sendEmptyMessageDelayed(UIHandler.HIDE_ZOOMCONTROLS, ZOOMCONTROLS_AUTOHIDE_TIMEOUT);
}
@Override
public void onScrollChanged(ScrollView2D scrollView, int x, int y, int oldx, int oldy) {
zoomControls.setIsZoomInEnabled(!sessionView.isAtMaxZoom());
zoomControls.setIsZoomOutEnabled(!sessionView.isAtMinZoom());
if (!GlobalSettings.getHideZoomControls() && zoomControls.getVisibility() != View.VISIBLE)
zoomControls.show();
resetZoomControlsAutoHideTimeout();
}
// ****************************************************************************
// SessionView.SessionViewListener
@Override
public void onSessionViewBeginTouch() {
scrollView.setScrollEnabled(false);
}
@Override
public void onSessionViewEndTouch() {
scrollView.setScrollEnabled(true);
}
@Override
public void onSessionViewLeftTouch(int x, int y, boolean down) {
if (!down) cancelDelayedMoveEvent();
LibFreeRDP.sendCursorEvent(
session.getInstance(),
x,
y,
toggleMouseButtons ? Mouse.getRightButtonEvent(down) : Mouse.getLeftButtonEvent(down));
if (!down) toggleMouseButtons = false;
}
public void onSessionViewRightTouch(int x, int y, boolean down) {
if (!down) toggleMouseButtons = !toggleMouseButtons;
}
@Override
public void onSessionViewMove(int x, int y) {
sendDelayedMoveEvent(x, y);
}
@Override
public void onSessionViewScroll(boolean down) {
LibFreeRDP.sendCursorEvent(session.getInstance(), 0, 0, Mouse.getScrollEvent(down));
}
// ****************************************************************************
// TouchPointerView.TouchPointerListener
@Override
public void onTouchPointerClose() {
touchPointerView.setVisibility(View.INVISIBLE);
sessionView.setTouchPointerPadding(0, 0);
}
private Point mapScreenCoordToSessionCoord(int x, int y) {
int mappedX = (int) ((float) (x + scrollView.getScrollX()) / sessionView.getZoom());
int mappedY = (int) ((float) (y + scrollView.getScrollY()) / sessionView.getZoom());
if (mappedX > bitmap.getWidth()) mappedX = bitmap.getWidth();
if (mappedY > bitmap.getHeight()) mappedY = bitmap.getHeight();
return new Point(mappedX, mappedY);
}
@Override
public void onTouchPointerLeftClick(int x, int y, boolean down) {
Point p = mapScreenCoordToSessionCoord(x, y);
LibFreeRDP.sendCursorEvent(session.getInstance(), p.x, p.y, Mouse.getLeftButtonEvent(down));
}
@Override
public void onTouchPointerRightClick(int x, int y, boolean down) {
Point p = mapScreenCoordToSessionCoord(x, y);
LibFreeRDP.sendCursorEvent(session.getInstance(), p.x, p.y, Mouse.getRightButtonEvent(down));
}
@Override
public void onTouchPointerMove(int x, int y) {
Point p = mapScreenCoordToSessionCoord(x, y);
LibFreeRDP.sendCursorEvent(session.getInstance(), p.x, p.y, Mouse.getMoveEvent());
if (autoScrollTouchPointer && !uiHandler.hasMessages(UIHandler.SCROLLING_REQUESTED)) {
Log.v(TAG, "Starting auto-scroll");
uiHandler.sendEmptyMessageDelayed(UIHandler.SCROLLING_REQUESTED, SCROLLING_TIMEOUT);
}
}
@Override
public void onTouchPointerScroll(boolean down) {
LibFreeRDP.sendCursorEvent(session.getInstance(), 0, 0, Mouse.getScrollEvent(down));
}
@Override
public void onTouchPointerToggleKeyboard() {
showKeyboard(!sysKeyboardVisible, false);
}
@Override
public void onTouchPointerToggleExtKeyboard() {
showKeyboard(false, !extKeyboardVisible);
}
@Override
public void onTouchPointerResetScrollZoom() {
sessionView.setZoom(1.0f);
scrollView.scrollTo(0, 0);
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// show status bar or make fullscreen?
if (GlobalSettings.getHideStatusBar())
getWindow()
.setFlags(
WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
this.setContentView(R.layout.session);
Log.v(TAG, "Session.onCreate");
// ATTENTION: We use the onGlobalLayout notification to start our session.
// This is because only then we can know the exact size of our session when using fit screen
// accounting for any status bars etc. that Android might throws on us. A bit weird looking
// but this is the only way ...
final View activityRootView = findViewById(R.id.session_root_view);
activityRootView
.getViewTreeObserver()
.addOnGlobalLayoutListener(
new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
screen_width = activityRootView.getWidth();
screen_height = activityRootView.getHeight();
// start session
if (!sessionRunning && getIntent() != null) {
processIntent(getIntent());
sessionRunning = true;
}
}
});
sessionView = (SessionView) findViewById(R.id.sessionView);
sessionView.setScaleGestureDetector(new ScaleGestureDetector(this, new PinchZoomListener()));
sessionView.setSessionViewListener(this);
sessionView.requestFocus();
touchPointerView = (TouchPointerView) findViewById(R.id.touchPointerView);
touchPointerView.setTouchPointerListener(this);
keyboardMapper = new KeyboardMapper();
keyboardMapper.init(this);
modifiersKeyboard = new Keyboard(getApplicationContext(), R.xml.modifiers_keyboard);
specialkeysKeyboard = new Keyboard(getApplicationContext(), R.xml.specialkeys_keyboard);
numpadKeyboard = new Keyboard(getApplicationContext(), R.xml.numpad_keyboard);
cursorKeyboard = new Keyboard(getApplicationContext(), R.xml.cursor_keyboard);
// hide keyboard below the sessionView
keyboardView = (KeyboardView) findViewById(R.id.extended_keyboard);
keyboardView.setKeyboard(specialkeysKeyboard);
keyboardView.setOnKeyboardActionListener(this);
modifiersKeyboardView = (KeyboardView) findViewById(R.id.extended_keyboard_header);
modifiersKeyboardView.setKeyboard(modifiersKeyboard);
modifiersKeyboardView.setOnKeyboardActionListener(this);
scrollView = (ScrollView2D) findViewById(R.id.sessionScrollView);
scrollView.setScrollViewListener(this);
uiHandler = new UIHandler();
libFreeRDPBroadcastReceiver = new LibFreeRDPBroadcastReceiver();
zoomControls = (ZoomControls) findViewById(R.id.zoomControls);
zoomControls.hide();
zoomControls.setOnZoomInClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
resetZoomControlsAutoHideTimeout();
zoomControls.setIsZoomInEnabled(sessionView.zoomIn(ZOOMING_STEP));
zoomControls.setIsZoomOutEnabled(true);
}
});
zoomControls.setOnZoomOutClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
resetZoomControlsAutoHideTimeout();
zoomControls.setIsZoomOutEnabled(sessionView.zoomOut(ZOOMING_STEP));
zoomControls.setIsZoomInEnabled(true);
}
});
toggleMouseButtons = false;
createDialogs();
// register freerdp events broadcast receiver
IntentFilter filter = new IntentFilter();
filter.addAction(GlobalApp.ACTION_EVENT_FREERDP);
registerReceiver(libFreeRDPBroadcastReceiver, filter);
}
