protected override void Initialize()
{
if (_display != IntPtr.Zero)
{
LibX11.XCloseDisplay(_display);
}
_display = IntPtr.Zero;
_display = LibX11.XOpenDisplay(IntPtr.Zero);
if (_display == IntPtr.Zero)
{
throw new Exception("Could not open display.");
}
if (LibX11.XSelectInput(_display, _window, LibX11.KeyPressMask | LibX11.KeyReleaseMask) == LibX11.BadWindow)
{
throw new Exception("X Error!");
}
if (_grabKeyboard)
{
LibX11.XGrabKeyboard(_display, _window, true, LibX11.GrabModeAsync, LibX11.GrabModeAsync, LibX11.CurrentTime);
}
_keyFocusLost = false;
}
public override string AsString(KeyCode key)
{
var pair = keyConversion.FirstOrDefault((item) => { return(item.Value == key); });
string keyCodeString;
keyCodeString = LibX11.XKeysymToString(pair.Key);
return(keyCodeString == null ? "Unknown" : keyCodeString);
}
private void hide(bool hidePointer)
{
if (hidePointer)
{
LibX11.XDefineCursor(_display, _window, _cursor);
}
else
{
LibX11.XUndefineCursor(_display, _window);
}
}
private void grab(bool grabPointer)
{
if (grabPointer)
{
LibX11.XGrabPointer(_display, _window, true, 0, LibX11.GrabModeAsync, LibX11.GrabModeAsync, _window, IntPtr.Zero, LibX11.CurrentTime);
}
else
{
LibX11.XUngrabPointer(_display, LibX11.CurrentTime);
}
}
protected override void Dispose(bool disposeManagedResources)
{
if (_display != IntPtr.Zero)
{
if (_grabKeyboard)
{
LibX11.XUngrabKeyboard(_display, LibX11.CurrentTime);
}
LibX11.XCloseDisplay(_display);
}
base.Dispose(disposeManagedResources);
}
// Detects the underlying OS and runtime.
static Environment()
{
try
{
// Distinguish between Linux, Mac OS X and other Unix operating systems.
string kernel_name = (new UnixKernel()).SysName;
switch (kernel_name)
{
case null:
case "":
throw new PlatformNotSupportedException("Unknown platform.");
case "Linux":
_RunningOnLinux = _RunningOnUnix = true;
break;
case "Darwin":
_RunningOnMacOS = _RunningOnUnix = true;
break;
default:
_RunningOnUnix = true;
break;
}
}
finally
{
_RunningOnWindows = true;
}
// Detect whether X is present.
// Hack: it seems that this check will cause X to initialize itself on Mac OS X Leopard and newer.
// We don't want that (we'll be using the native interfaces anyway), so we'll avoid this check
// when we detect Mac OS X.
if (!RunningOnMacOS)
{
try
{
_RunningOnX11 = LibX11.XOpenDisplay(IntPtr.Zero) != IntPtr.Zero;
}
catch
{
}
}
// Detect the Mono runtime (code adapted from http://mono.wikia.com/wiki/Detecting_if_program_is_running_in_Mono).
_RunningOnMono = Type.GetType("Mono.Runtime") != null;
log.Debug(m => m("Detected Runtime Environment : {0} / {1}", RunningOnWindows ? "Windows" : RunningOnLinux ? "Linux" : RunningOnMacOS ? "MacOS" : RunningOnUnix ? "Unix" : RunningOnX11 ? "X11" : "Unknown Platform",
RunningOnMono ? "Mono" : ".Net"));
}
protected override void Initialize()
{
MouseState = new MouseState();
_moved = false;
_warped = false;
_lastMouseX = _lastMouseY = 6;
if (_display != IntPtr.Zero)
{
LibX11.XCloseDisplay(_display);
}
_display = IntPtr.Zero;
_display = LibX11.XOpenDisplay(IntPtr.Zero);
if (_display == IntPtr.Zero)
{
throw new Exception("X11Mouse.Initialize, can not open display");
}
//var sir = LibX11.XSelectInput( _display, _window, LibX11.ButtonPressMask | LibX11.ButtonReleaseMask | LibX11.PointerMotionMask );
//if ( sir == LibX11.BadWindow )
// throw new Exception( "X11Mouse.Initialize, X Error!" );
//Warp mouse inside window
LibX11.XWarpPointer(_display, IntPtr.Zero, _window, 0, 0, 0, 0, 6, 6);
//TODO: Create a blank cursor
IntPtr bm_no;
LibX11.XColor black = new LibX11.XColor(), dummy = new LibX11.XColor();
IntPtr colormap;
byte[] no_data = { 0, 0, 0, 0, 0, 0, 0, 0 };
colormap = LibX11.XDefaultColormap(_display, LibX11.XDefaultScreen(_display));
LibX11.XAllocNamedColor(_display, colormap, "black", ref black, ref dummy);
bm_no = LibX11.XCreateBitmapFromData(_display, _window, no_data, 8, 8);
_cursor = LibX11.XCreatePixmapCursor(_display, bm_no, bm_no, ref black, ref black, 0, 0);
grab(grabMouse);
hide(hideMouse);
mouseFocusLost = false;
}
/// <summary>
///
/// </summary>
public override void Capture()
{
int key;
X11InputManager linMan = (X11InputManager)Creator;
System.Diagnostics.Debug.Assert(linMan != null);
while (LibX11.XPending(_display) > 0)
{
/*if ( LibX11.XCheckMaskEvent( _display, (int)(LibX11.XEventName.KeyPress | LibX11.XEventName.KeyRelease), ref xevent ) == true )*/
LibX11.XNextEvent(_display, ref _xEvent);
{
switch (_xEvent.type)
{
case LibX11.XEventName.KeyPress:
int character = 0;
if (TextMode != TextTranslationMode.Off)
{
StringBuilder sb = new StringBuilder(6);
LibX11.XLookupString(ref _xEvent.KeyEvent, sb, 6, out key, IntPtr.Zero);
if (TextMode == TextTranslationMode.Unicode)
{
character = UTF8toUTF32(sb);
}
else if (TextMode == TextTranslationMode.Ascii)
{
character = (int)sb[0];
}
}
//Mask out the modifier states X11 sets and read again
_xEvent.KeyEvent.state &= ~LibX11.ShiftMask;
_xEvent.KeyEvent.state &= ~LibX11.LockMask;
StringBuilder b = new StringBuilder();
LibX11.XLookupString(ref _xEvent.KeyEvent, b, 0, out key, IntPtr.Zero);
injectKeyDown(key, character);
//Check for Alt-Tab
if ((_xEvent.KeyEvent.state & LibX11.Mod1Mask) != 0 && key == (int)LibX11.KeySym.XK_Tab)
{
linMan.GrabState = false;
}
break;
case LibX11.XEventName.KeyRelease:
if (!IsKeyRepeat(_xEvent))
{
//Mask out the modifier states X sets.. or we will get improper values
_xEvent.KeyEvent.state &= ~LibX11.ShiftMask;
_xEvent.KeyEvent.state &= ~LibX11.LockMask;
StringBuilder sb = new StringBuilder(6);
LibX11.XLookupString(ref _xEvent.KeyEvent, sb, 0, out key, IntPtr.Zero);
injectKeyUp(key);
}
break;
}
}
} //end while
//If grabbing mode is on.. Handle focus lost/gained via Alt-Tab and mouse clicks
if (_grabKeyboard)
{
System.Diagnostics.Debug.Assert(linMan != null);
if (linMan.GrabState == false)
{ // are no longer grabbing
if (_keyFocusLost == false)
{
// ungrab keyboard
LibX11.XUngrabKeyboard(_display, LibX11.CurrentTime);
_keyFocusLost = true;
}
}
else
{
// We are grabbing - and regained focus
if (_keyFocusLost == true)
{
// regrab keyboard
LibX11.XGrabKeyboard(_display, _window, true, LibX11.GrabModeAsync, LibX11.GrabModeAsync, LibX11.CurrentTime);
_keyFocusLost = false;
}
}
}
}
private void processXEvents()
{
IntPtr rootWindow, childWindow;
int root_x, root_y, win_x, win_y;
uint mask;
bool doMove = true;
LibX11.XQueryPointer(_display, _window, out rootWindow, out childWindow, out root_x, out root_y, out win_x, out win_y, out mask);
int sysX = win_x;
int sysY = win_y;
if (_warped)
{
if (sysX < 5 || sysX > MouseState.Width - 5 ||
sysY < 5 || sysY > MouseState.Height - 5)
{
doMove = false;
}
}
if (doMove)
{
int dx = sysX - _lastMouseX;
int dy = sysY - _lastMouseY;
_lastMouseX = sysX;
_lastMouseY = sysY;
MouseState.X.Absolute += dx;
MouseState.Y.Absolute += dy;
MouseState.X.Relative += dx;
MouseState.Y.Relative += dy;
if (grabMouse)
{
if (MouseState.X.Absolute < 0)
{
MouseState.X.Absolute = 0;
}
else if (MouseState.X.Absolute > MouseState.Width)
{
MouseState.X.Absolute = MouseState.Width;
}
if (MouseState.Y.Absolute < 0)
{
MouseState.Y.Absolute = 0;
}
else if (MouseState.Y.Absolute > MouseState.Height)
{
MouseState.Y.Absolute = MouseState.Height;
}
if (mouseFocusLost == true)
{
if (sysX < 5 || sysX > MouseState.Width - 5 ||
sysY < 5 || sysY > MouseState.Height - 5)
{
_lastMouseX = MouseState.Width >> 1;
_lastMouseY = MouseState.Height >> 1;
LibX11.XWarpPointer(_display, IntPtr.Zero, _window, 0, 0, 0, 0, _lastMouseX, _lastMouseY);
_warped = true;
}
}
}
if (dx + dy != 0)
{
_moved = true;
}
}
var anyButtons = ((int)LibX11.Buttons.Button1Mask | (int)LibX11.Buttons.Button2Mask | (int)LibX11.Buttons.Button3Mask | (int)LibX11.Buttons.Button4Mask | (int)LibX11.Buttons.Button5Mask);
if (lastButtons != (mask & (int)anyButtons))
{
(new List <int> ()
{
(int)LibX11.Buttons.Button1Mask,
(int)LibX11.Buttons.Button2Mask,
(int)LibX11.Buttons.Button3Mask
}).ForEach((button) => {
var mb = ToMouseButton(button);
if (((lastButtons & (int)button) == 0) && (((mask & (int)anyButtons) & (int)button) != 0))
{
MouseState.Buttons |= (int)mb;
log.InfoFormat("ButtonPressed : {0}", button);
if (IsBuffered == true && EventListener != null)
{
if (EventListener.MousePressed(new MouseEventArgs(this, MouseState), mb) == false)
{
return;
}
}
}
if (((lastButtons & (int)button) != 0) && (((mask & (int)anyButtons) & (int)button) == 0))
{
MouseState.Buttons &= ~(int)mb;
log.InfoFormat("ButtonReleased : {0}", button);
if (IsBuffered == true && EventListener != null)
{
if (EventListener.MouseReleased(new MouseEventArgs(this, MouseState), mb) == false)
{
return;
}
}
}
});
lastButtons = (int)(mask & (int)anyButtons);
}
//The Z axis gets pushed/released pair message (this is up)
if ((mask & (int)LibX11.Buttons.Button4Mask) != 0)
{
log.InfoFormat("MouseWheel : Up");
MouseState.Z.Relative += 120;
MouseState.Z.Absolute += 120;
_moved = true;
}
//The Z axis gets pushed/released pair message (this is down)
if ((mask & (int)LibX11.Buttons.Button5Mask) != 0)
{
log.InfoFormat("MouseWheel : Down");
MouseState.Z.Relative -= 120;
MouseState.Z.Absolute -= 120;
_moved = true;
}
/*
* // this algorithm requires the ButtonPressMask be specifiec
* // in the XSelectEvent call during Initialize. X11 Documentation
* // http://tronche.com/gui/x/xlib/event-handling/XSelectInput.html
* // states that only *one* client may request this mask.
* // Since SWF and the OpenTK GameWindow classes both request this
* // This can't be used with those X11 form types.
* while ( LibX11.XPending( _display ) > 0 )
* {
* log.InfoFormat( "Found Pending Events..." );
* LibX11.XNextEvent( _display, ref _xEvent );
* MouseButtonID mb = MouseButtonID.Button3;
*
* log.InfoFormat( "Event.Type : {0}", _xEvent.type );
* switch ( _xEvent.type )
* {
* case LibX11.XEventName.MotionNotify:
*
* int sysX = _xEvent.MotionEvent.x;
* int sysY = _xEvent.MotionEvent.y;
*
* if ( _warped )
* {
* if ( sysX < 5 || sysX > MouseState.Width - 5 ||
* sysY < 5 || sysY > MouseState.Height - 5 )
* continue;
* }
* int dx = sysX - _lastMouseX;
* int dy = sysY - _lastMouseY;
* _lastMouseX = sysX;
* _lastMouseY = sysY;
* MouseState.X.Absolute += dx;
* MouseState.Y.Absolute += dy;
* MouseState.X.Relative += dx;
* MouseState.Y.Relative += dy;
*
* if ( grabMouse )
* {
* if ( MouseState.X.Absolute < 0 )
* MouseState.X.Absolute = 0;
* else if ( MouseState.X.Absolute > MouseState.Width )
* MouseState.X.Absolute = MouseState.Width;
* if ( MouseState.Y.Absolute < 0 )
* MouseState.Y.Absolute = 0;
* else if ( MouseState.Y.Absolute > MouseState.Height )
* MouseState.Y.Absolute = MouseState.Height;
*
* if ( mouseFocusLost == true )
* {
* if ( sysX < 5 || sysX > MouseState.Width - 5 ||
* sysY < 5 || sysY > MouseState.Height - 5 )
* {
* _lastMouseX = MouseState.Width >> 1;
* _lastMouseY = MouseState.Height >> 1;
* LibX11.XWarpPointer( _display, IntPtr.Zero, _window, 0, 0, 0, 0, _lastMouseX, _lastMouseY );
* _warped = true;
* }
* }
* }
* _moved = true;
* break;
*
* case LibX11.XEventName.ButtonPress:
* mb = ToMouseButton( _xEvent.ButtonEvent.button );
* MouseState.Buttons |= (int)mb;
*
* ((X11InputManager)Creator).GrabState = true;
*
* if ( _xEvent.ButtonEvent.button < 4 )
* {
* if ( IsBuffered == true && EventListener != null )
* if ( EventListener.MousePressed( new MouseEventArgs( this, MouseState ), mb ) == false )
* return;
* }
* break;
* case LibX11.XEventName.ButtonRelease:
* mb = ToMouseButton( _xEvent.ButtonEvent.button );
* MouseState.Buttons &= ~(int)mb;
* if ( _xEvent.ButtonEvent.button < 4 )
* {
* if ( IsBuffered == true && EventListener != null )
* if ( EventListener.MouseReleased( new MouseEventArgs( this, MouseState ), mb ) == false )
* return;
* }
* //The Z axis gets pushed/released pair message (this is up)
* else if( _xEvent.ButtonEvent.button == 4 )
* {
* MouseState.Z.Relative += 120;
* MouseState.Z.Absolute += 120;
* _moved = true;
* }
* //The Z axis gets pushed/released pair message (this is down)
* else if( _xEvent.ButtonEvent.button == 5 )
* {
* MouseState.Z.Relative -= 120;
* MouseState.Z.Absolute -= 120;
* _moved = true;
* }
* break;
* }
* }
*/
}
