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VncCanvasActivity.java
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VncCanvasActivity.java
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/*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
//
// CanvasView is the Activity for showing VNC Desktop.
//
package android.androidVNC;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnDismissListener;
import android.content.Intent;
import android.content.res.Configuration;
import android.graphics.PointF;
import android.net.Uri;
import android.os.Bundle;
import android.os.SystemClock;
import android.util.Log;
import android.view.Display;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.ZoomControls;
import com.antlersoft.android.bc.BCFactory;
import com.vectras.qemu.Config;
import com.vectras.vm.MainActivity;
import com.vectras.vm.R;
import com.vectras.vm.utils.UIUtils;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import androidx.appcompat.app.AppCompatActivity;
public class VncCanvasActivity extends AppCompatActivity {
static Display display = null;
public static Activity activity;
/**
* @author Michael A. MacDonald
*/
class ZoomInputHandler extends AbstractGestureInputHandler {
/**
* In drag mode (entered with long press) you process mouse events
* without sending them through the gesture detector
*/
private boolean dragMode;
/**
* Key handler delegate that handles DPad-based mouse motion
*/
private DPadMouseKeyHandler keyHandler;
/**
* @param c
*/
ZoomInputHandler() {
super(VncCanvasActivity.this);
keyHandler = new DPadMouseKeyHandler(VncCanvasActivity.this, vncCanvas.handler);
}
/*
* (non-Javadoc)
*
* @see android.androidVNC.AbstractInputHandler#getHandlerDescription()
*/
@Override
public CharSequence getHandlerDescription() {
return getResources().getString(R.string.input_mode_touch_pan_zoom_mouse);
}
/*
* (non-Javadoc)
*
* @see android.androidVNC.AbstractInputHandler#getName()
*/
@Override
public String getName() {
return TOUCH_ZOOM_MODE;
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.VncCanvasActivity.ZoomInputHandler#onKeyDown(int,
* android.view.KeyEvent)
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent evt) {
return keyHandler.onKeyDown(keyCode, evt);
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.VncCanvasActivity.ZoomInputHandler#onKeyUp(int,
* android.view.KeyEvent)
*/
@Override
public boolean onKeyUp(int keyCode, KeyEvent evt) {
return keyHandler.onKeyUp(keyCode, evt);
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.AbstractInputHandler#onTrackballEvent(android.
* view.MotionEvent)
*/
@Override
public boolean onTrackballEvent(MotionEvent evt) {
return trackballMouse(evt);
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onDown(android
* .view.MotionEvent)
*/
@Override
public boolean onDown(MotionEvent e) {
panner.stop();
return true;
}
/**
* Divide stated fling velocity by this amount to get initial velocity
* per pan interval
*/
static final float FLING_FACTOR = 8;
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onFling(android
* .view.MotionEvent, android.view.MotionEvent, float, float)
*/
@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
showZoomer(false);
panner.start(-(velocityX / FLING_FACTOR), -(velocityY / FLING_FACTOR), new Panner.VelocityUpdater() {
/*
* (non-Javadoc)
*
* @see android.androidVNC.Panner.VelocityUpdater#updateVelocity
* (android.graphics.Point, long)
*/
@Override
public boolean updateVelocity(PointF p, long interval) {
double scale = Math.pow(0.8, interval / 50.0);
p.x *= scale;
p.y *= scale;
return (Math.abs(p.x) > 0.5 || Math.abs(p.y) > 0.5);
}
});
return true;
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.AbstractGestureInputHandler#onTouchEvent(android
* .view.MotionEvent)
*/
@Override
public boolean onTouchEvent(MotionEvent e) {
// MK
if (e.getAction() == MotionEvent.ACTION_CANCEL)
return true;
if (dragMode) {
vncCanvas.changeTouchCoordinatesToFullFrame(e);
if (e.getAction() == MotionEvent.ACTION_UP) {
dragMode = false;
}
return vncCanvas.processPointerEvent(e, true);
} else {
return super.onTouchEvent(e);
}
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onLongPress(
* android.view.MotionEvent)
*/
@Override
public void onLongPress(MotionEvent e) {
// showZoomer(true);
// BCFactory.getInstance().getBCHaptic().performLongPressHaptic(vncCanvas);
// dragMode = true;
// vncCanvas.processPointerEvent(vncCanvas.changeTouchCoordinatesToFullFrame(e), true);
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onScroll(android
* .view.MotionEvent, android.view.MotionEvent, float, float)
*/
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
if (inScaling) {
return false;
}
showZoomer(false);
return vncCanvas.pan((int) distanceX, (int) distanceY);
}
/*
* (non-Javadoc)
*
* @see android.view.GestureDetector.SimpleOnGestureListener#
* onSingleTapConfirmed (android.view.MotionEvent)
*/
@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
vncCanvas.changeTouchCoordinatesToFullFrame(e);
vncCanvas.processPointerEvent(e, true);
e.setAction(MotionEvent.ACTION_UP);
return vncCanvas.processPointerEvent(e, false);
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onDoubleTap(
* android.view.MotionEvent)
*/
@Override
public boolean onDoubleTap(MotionEvent e) {
vncCanvas.changeTouchCoordinatesToFullFrame(e);
vncCanvas.processPointerEvent(e, true, true);
e.setAction(MotionEvent.ACTION_UP);
return vncCanvas.processPointerEvent(e, false, true);
}
}
public class TouchpadInputHandler extends AbstractGestureInputHandler {
/**
* In drag mode (entered with long press) you process mouse events
* without sending them through the gesture detector
*/
private boolean dragMode;
float dragX, dragY;
/**
* Key handler delegate that handles DPad-based mouse motion
*/
private DPadMouseKeyHandler keyHandler;
TouchpadInputHandler() {
super(VncCanvasActivity.this);
keyHandler = new DPadMouseKeyHandler(VncCanvasActivity.this, vncCanvas.handler);
}
/*
* (non-Javadoc)
*
* @see android.androidVNC.AbstractInputHandler#getHandlerDescription()
*/
@Override
public CharSequence getHandlerDescription() {
return getResources().getString(R.string.input_mode_touchpad);
}
/*
* (non-Javadoc)
*
* @see android.androidVNC.AbstractInputHandler#getName()
*/
@Override
public String getName() {
return TOUCHPAD_MODE;
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.VncCanvasActivity.ZoomInputHandler#onKeyDown(int,
* android.view.KeyEvent)
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent evt) {
return keyHandler.onKeyDown(keyCode, evt);
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.VncCanvasActivity.ZoomInputHandler#onKeyUp(int,
* android.view.KeyEvent)
*/
@Override
public boolean onKeyUp(int keyCode, KeyEvent evt) {
return keyHandler.onKeyUp(keyCode, evt);
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.AbstractInputHandler#onTrackballEvent(android.
* view.MotionEvent)
*/
@Override
public boolean onTrackballEvent(MotionEvent evt) {
return trackballMouse(evt);
}
/**
* scale down delta when it is small. This will allow finer control when
* user is making a small movement on touch screen. Scale up delta when
* delta is big. This allows fast mouse movement when user is flinging.
*
* @param deltaX
* @return
*/
private float fineCtrlScale(float delta) {
float sign = (delta > 0) ? 1 : -1;
delta = Math.abs(delta);
if (delta >= 1 && delta <= 3) {
delta = 1;
} else if (delta <= 10) {
delta *= 0.34;
} else if (delta <= 30) {
delta *= delta / 30;
} else if (delta <= 90) {
delta *= (delta / 30);
} else {
delta *= 3.0;
}
return sign * delta;
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onLongPress(
* android.view.MotionEvent)
*/
@Override
public void onLongPress(MotionEvent e) {
if(Config.enableDragOnLongPress)
dragPointer(e);
}
private void dragPointer(MotionEvent e) {
showZoomer(true);
BCFactory.getInstance().getBCHaptic().performLongPressHaptic(vncCanvas);
dragMode = true;
dragX = e.getX();
dragY = e.getY();
// send a mouse down event to the remote without moving the mouse.
remoteMouseStayPut(e);
vncCanvas.processPointerEvent(e, true);
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onScroll(android
* .view.MotionEvent, android.view.MotionEvent, float, float)
*/
@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
//LIMBO: Disable this for now
// if (BCFactory.getInstance().getBCMotionEvent().getPointerCount(e2) > 1) {
// if (inScaling) {
// return false;
// }
// showZoomer(true);
// return vncCanvas.pan((int) distanceX, (int) distanceY);
// } else {
// compute the relative movement offset on the remote screen.
float deltaX = -distanceX * vncCanvas.getScale();
float deltaY = -distanceY * vncCanvas.getScale();
deltaX = fineCtrlScale(deltaX);
deltaY = fineCtrlScale(deltaY);
// compute the absolution new mouse pos on the remote site.
float newRemoteX = vncCanvas.mouseX + deltaX;
float newRemoteY = vncCanvas.mouseY + deltaY;
if (dragMode) {
if (e2.getAction() == MotionEvent.ACTION_UP) {
dragMode = false;
}
dragX = e2.getX();
dragY = e2.getY();
e2.setLocation(newRemoteX, newRemoteY);
return vncCanvas.processPointerEvent(e2, true);
} else {
e2.setLocation(newRemoteX, newRemoteY);
vncCanvas.processPointerEvent(e2, false);
}
// }
return true;
}
/*
* (non-Javadoc)
*
* @see
* android.androidVNC.AbstractGestureInputHandler#onTouchEvent(android
* .view.MotionEvent)
*/
@Override
public boolean onTouchEvent(MotionEvent e) {
// MK
if (e.getAction() == MotionEvent.ACTION_CANCEL)
return true;
if (Config.mouseMode == Config.MouseMode.External) {
return true;
}
// if (e.getPointerCount() > 1) {
// // Log.v("Limbo", "Detected 2 finger tap in onTouchEvent");
// rightClick(e);
// return true;
// }
// compute the relative movement offset on the remote screen.
float deltaX = (e.getX() - dragX) * vncCanvas.getScale();
float deltaY = (e.getY() - dragY) * vncCanvas.getScale();
dragX = e.getX();
dragY = e.getY();
deltaX = fineCtrlScale(deltaX);
deltaY = fineCtrlScale(deltaY);
// compute the absolution new mouse pos on the remote site.
float newRemoteX = vncCanvas.mouseX + deltaX;
float newRemoteY = vncCanvas.mouseY + deltaY;
if (dragMode) {
boolean down = false;
if (e.getAction() == MotionEvent.ACTION_UP) {
dragMode = false;
} else if (e.getAction() == MotionEvent.ACTION_DOWN) {
down = true;
}
e.setLocation(newRemoteX, newRemoteY);
vncCanvas.processPointerEvent(e, down);
return super.onTouchEvent(e);
} else if (!Config.enableDragOnLongPress && e.getAction() == MotionEvent.ACTION_MOVE) {
e.setLocation(newRemoteX, newRemoteY);
return vncCanvas.processPointerEvent(e, false);
} else {
return super.onTouchEvent(e);
}
}
public boolean rightClick(final MotionEvent e) {
Thread t = new Thread(new Runnable() {
public void run() {
remoteMouseStayPut(e);
// One
// Log.v("Double Click", "One");
vncCanvas.processPointerEvent(e, true, true);
try {
Thread.sleep(100);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
e.setAction(MotionEvent.ACTION_UP);
vncCanvas.processPointerEvent(e, false, true);
}
});
// t.setPriority(Thread.MAX_PRIORITY);
t.start();
return true;
}
/**
* Modify the event so that it does not move the mouse on the remote
* server.
*
* @param e
*/
private void remoteMouseStayPut(MotionEvent e) {
e.setLocation(vncCanvas.mouseX, vncCanvas.mouseY);
}
/*
* (non-Javadoc) confirmed single tap: do a single mouse click on remote
* without moving the mouse.
*
* @see android.view.GestureDetector.SimpleOnGestureListener#
* onSingleTapConfirmed (android.view.MotionEvent)
*/
@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
singleClick(e);
return true;
// boolean multiTouch =
// (BCFactory.getInstance().getBCMotionEvent().getPointerCount(e) >
// 1);
// remoteMouseStayPut(e);
// vncCanvas.processPointerEvent(e, true, multiTouch ||
// vncCanvas.cameraButtonDown);
// e.setAction(MotionEvent.ACTION_UP);
// return vncCanvas.processPointerEvent(e, false, multiTouch ||
// vncCanvas.cameraButtonDown);
}
private boolean singleClick(final MotionEvent e) {
Thread t = new Thread(new Runnable() {
public void run() {
remoteMouseStayPut(e);
// One
// Log.v("Double Click", "One");
vncCanvas.processPointerEvent(e, true, false);
try {
Thread.sleep(50);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
e.setAction(MotionEvent.ACTION_UP);
vncCanvas.processPointerEvent(e, false, false);
}
});
// t.setPriority(Thread.MAX_PRIORITY);
t.start();
return true;
}
private boolean middleClick(final MotionEvent e) {
Thread t = new Thread(new Runnable() {
public void run() {
remoteMouseStayPut(e);
// One
// Log.v("Double Click", "One");
//vncCanvas.processPointerEvent(e, true, false);
vncCanvas.processPointerEvent((int) e.getX(), (int) e.getY(), e.getAction(), 0, true, false, true, false);
try {
Thread.sleep(50);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
e.setAction(MotionEvent.ACTION_UP);
//vncCanvas.processPointerEvent(e, false, false);
vncCanvas.processPointerEvent((int) e.getX(), (int) e.getY(), e.getAction(), 0, false, false, true, false);
}
});
// t.setPriority(Thread.MAX_PRIORITY);
t.start();
return true;
}
/*
* (non-Javadoc) double tap: do two left mouse right mouse clicks on
* remote without moving the mouse.
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onDoubleTap(
* android.view.MotionEvent)
*/
@Override
public boolean onDoubleTap(MotionEvent e) {
if(!Config.enableDragOnLongPress)
processDoubleTap(e);
else
doubleClick(e);
return false;
}
private void processDoubleTap(final MotionEvent e) {
Thread t = new Thread(new Runnable() {
public void run() {
try {
Thread.sleep(400);
} catch (InterruptedException e1) {
e1.printStackTrace();
}
if (vncCanvas.mouseDown) {
// panner.stop();
dragPointer(e);
} else
doubleClick(e);
}
});
t.start();
}
/*
* (non-Javadoc)
*
* @see
* android.view.GestureDetector.SimpleOnGestureListener#onDown(android
* .view.MotionEvent)
*/
@Override
public boolean onDown(MotionEvent e) {
panner.stop();
return true;
}
private Object doubleClickLock = new Object();
private boolean doubleClick(final MotionEvent e1) {
Thread t = new Thread(new Runnable() {
public void run() {
synchronized (doubleClickLock) {
//XXX: We make a copy of the event because we have some
// race condition here updating mouseX, mouseY
MotionEvent event = MotionEvent.obtain(e1.getDownTime(),
e1.getEventTime(), e1.getAction(),
e1.getX(), e1.getY(), e1.getMetaState());
remoteMouseStayPut(event);
// One
// Log.v("Double Click", "One");
vncCanvas.processPointerEvent(event, true, false);
try {
Thread.sleep(50);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
event.setAction(MotionEvent.ACTION_UP);
vncCanvas.processPointerEvent(event, false, false);
try {
Thread.sleep(50);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
// Two
// Log.v("Double Click", "Two");
event.setAction(MotionEvent.ACTION_DOWN);
vncCanvas.processPointerEvent(event, true, false);
try {
Thread.sleep(50);
} catch (InterruptedException ex) {
Logger.getLogger(VncCanvasActivity.class.getName()).log(Level.SEVERE, null, ex);
}
event.setAction(MotionEvent.ACTION_UP);
vncCanvas.processPointerEvent(event, false, false);
}
}
});
// t.setPriority(Thread.MAX_PRIORITY);
t.start();
return true;
}
}
private final static String TAG = "VncCanvasActivity";
public AbstractInputHandler inputHandler;
public VncCanvas vncCanvas;
public MenuItem[] inputModeMenuItems;
public AbstractInputHandler inputModeHandlers[];
public ConnectionBean connection;
public boolean trackballButtonDown;
public static final int inputModeIds[] = { R.id.itemInputFitToScreen, R.id.itemInputTouchpad, R.id.itemInputMouse,
R.id.itemInputPan, R.id.itemInputTouchPanTrackballMouse, R.id.itemInputDPadPanTouchMouse,
R.id.itemInputTouchPanZoomMouse };
ZoomControls zoomer;
Panner panner;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
activity = this;
Intent i = getIntent();
connection = new ConnectionBean();
Uri data = i.getData();
if ((data != null) && (data.getScheme().equals("vnc"))) {
String host = data.getHost();
// This should not happen according to Uri contract, but bug
// introduced in Froyo (2.2)
// has made this parsing of host necessary
int index = host.indexOf(':');
int port;
if (index != -1) {
try {
port = Integer.parseInt(host.substring(index + 1));
} catch (NumberFormatException nfe) {
port = 0;
}
host = host.substring(0, index);
} else {
port = data.getPort();
}
if (host.equals(VncConstants.CONNECTION)) {
ConnectionBean bean = new ConnectionBean();
if (bean != null) {
bean.setConnectionId(connection.get_Id());
}
} else {
connection.setAddress(host);
connection.setNickname(connection.getAddress());
connection.setPort(port);
List<String> path = data.getPathSegments();
if (path.size() >= 1) {
connection.setColorModel(path.get(1));
}
if (path.size() >= 2) {
connection.setPassword(path.get(1));
}
}
} else {
Bundle extras = i.getExtras();
if (connection.getPort() == 0) {
connection.setPort(5901);
}
// Parse a HOST:PORT entry
String host = connection.getAddress();
// if (host.indexOf(':') > -1) {
// String p = host.substring(host.indexOf(':') + 1);
// try {
// connection.setPort(Integer.parseInt(p));
// } catch (Exception e) {
// }
// connection.setAddress(host.substring(0, host.indexOf(':')));
// }
}
connection.setPassword(MainActivity.getVnc_passwd());
setContentView();
vncCanvas = (VncCanvas) findViewById(R.id.vnc_canvas);
zoomer = (ZoomControls) findViewById(R.id.zoomer);
vncCanvas.initializeVncCanvas(connection, new Runnable() {
public void run() {
setModes();
}
});
zoomer.hide();
zoomer.setOnZoomInClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
*
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
showZoomer(true);
vncCanvas.scaling.zoomIn(VncCanvasActivity.this);
}
});
zoomer.setOnZoomOutClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
*
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
showZoomer(true);
vncCanvas.scaling.zoomOut(VncCanvasActivity.this);
}
});
zoomer.setOnZoomInClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
*
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
InputMethodManager inputMgr = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
inputMgr.toggleSoftInput(0, 0);
}
});
zoomer.setOnZoomOutClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
*
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
InputMethodManager inputMgr = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
inputMgr.toggleSoftInput(0, 0);
}
});
panner = new Panner(this, vncCanvas.handler);
inputHandler = getInputHandlerById(R.id.itemInputFitToScreen);
display = ((WindowManager) this.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
}
public void setContentView() {
setContentView(R.layout.activity_vnc);
}
/**
* Set modes on start to match what is specified in the ConnectionBean;
* color mode (already done) scaling, input mode
*/
void setModes() {
AbstractInputHandler handler = getInputHandlerByName(connection.getInputMode());
AbstractScaling.getByScaleType(connection.getScaleMode()).setScaleTypeForActivity(this);
this.inputHandler = handler;
showPanningState();
}
ConnectionBean getConnection() {
return connection;
}
/*
* (non-Javadoc)
*
* @see android.app.Activity#onPrepareDialog(int, android.app.Dialog)
*/
@Override
protected void onPrepareDialog(int id, Dialog dialog) {
super.onPrepareDialog(id, dialog);
if (dialog instanceof ConnectionSettable) {
((ConnectionSettable) dialog).setConnection(connection);
}
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
// ignore orientation/keyboard change
super.onConfigurationChanged(newConfig);
}
@Override
protected void onStop() {
vncCanvas.disableRepaints();
super.onStop();
}
@Override
protected void onRestart() {
vncCanvas.enableRepaints();
super.onRestart();
}
/**
* {@inheritDoc}
*/
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.vnccanvasactivitymenu, menu);
if (vncCanvas.scaling != null) {
menu.findItem(vncCanvas.scaling.getId()).setChecked(true);
}
Menu inputMenu = menu.findItem(R.id.itemInputMode).getSubMenu();
inputModeMenuItems = new MenuItem[inputModeIds.length];
for (int i = 0; i < inputModeIds.length; i++) {
inputModeMenuItems[i] = inputMenu.findItem(inputModeIds[i]);
}
updateInputMenu();
return true;
}
/**
* Change the input mode sub-menu to reflect change in scaling
*/
public void updateInputMenu() {
if (inputModeMenuItems == null || vncCanvas.scaling == null) {
return;
}
for (MenuItem item : inputModeMenuItems) {
item.setEnabled(vncCanvas.scaling.isValidInputMode(item.getItemId()));
if (getInputHandlerById(item.getItemId()) == inputHandler) {
item.setChecked(true);
}
}
}
/**
* If id represents an input handler, return that; otherwise return null
*
* @param id
* @return
*/
public AbstractInputHandler getInputHandlerById(int id) {
if (inputModeHandlers == null) {
inputModeHandlers = new AbstractInputHandler[inputModeIds.length];
}
for (int i = 0; i < inputModeIds.length; ++i) {
if (inputModeIds[i] == id) {
if (inputModeHandlers[i] == null) {
if (id == R.id.itemInputFitToScreen)
inputModeHandlers[i] = new FitToScreenMode();
else if (id == R.id.itemInputPan)
inputModeHandlers[i] = new PanMode();
else if (id == R.id.itemInputMouse)
inputModeHandlers[i] = new MouseMode();
else if (id == R.id.itemInputTouchPanTrackballMouse)
inputModeHandlers[i] = new TouchPanTrackballMouse();
else if (id == R.id.itemInputDPadPanTouchMouse)
inputModeHandlers[i] = new DPadPanTouchMouseMode();
else if (id == R.id.itemInputTouchPanZoomMouse)
inputModeHandlers[i] = new ZoomInputHandler();
else if (id == R.id.itemInputTouchpad)
inputModeHandlers[i] = new TouchpadInputHandler();
}
return inputModeHandlers[i];
}
}
return null;
}
AbstractInputHandler getInputHandlerByName(String name) {
AbstractInputHandler result = null;
for (int id : inputModeIds) {
AbstractInputHandler handler = getInputHandlerById(id);
if (handler.getName().equals(name)) {
result = handler;
break;
}
}
if (result == null) {
result = getInputHandlerById(R.id.itemInputTouchPanZoomMouse);
}
return result;
}
int getModeIdFromHandler(AbstractInputHandler handler) {
for (int id : inputModeIds) {
if (handler == getInputHandlerById(id)) {
return id;
}
}
return R.id.itemInputTouchPanZoomMouse;