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/* X11 mouse routines.
Copyright (c) 2001-2003 by Salvador E. Tropea (SET)
Covered by the GPL license. */
#include <tv/configtv.h>
//#define Uses_stdio
#define Uses_TDisplay
#define Uses_TScreen
#define Uses_TEvent
#define Uses_TEventQueue
#include <tv.h>
// I delay the check to generate as much dependencies as possible
#if (defined(TVOS_UNIX) || defined(TVCompf_Cygwin)) && defined(HAVE_X11)
// X11 defines their own values
#undef True
#undef False
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <tv/x11/screen.h>
#include <tv/x11/mouse.h>
/*****************************************************************************
THWMouseX11 mouse stuff.
*****************************************************************************/
unsigned THWMouseX11::mouseButtons=0;
unsigned THWMouseX11::mouseX=0;
unsigned THWMouseX11::mouseY=0;
unsigned THWMouseX11::buttonTranslate[8]=
{
0, // First button is 1
mbLeftButton,mbMiddleButton,mbRightButton,mbButton4,mbButton5,
0,0
};
int THWMouseX11::getMouseEvent()
{
XEvent event;
SEMAPHORE_ON;
while (1)
{
/* Get the next mouse event */
if (XCheckMaskEvent(TScreenX11::disp,aMouseEvent,&event)!=True)
{
if (!IS_SECOND_THREAD_ON)
TScreenX11::ProcessGenericEvents();
SEMAPHORE_OFF;
return 0;
}
/* Is that needed here? */
if (XFilterEvent(&event,0)==True)
continue;
if (event.type==ButtonPress || event.type==ButtonRelease ||
event.type==MotionNotify)
{
mouseX=event.xbutton.x/TScreenX11::fontW;
mouseY=event.xbutton.y/TScreenX11::fontH;
// Clamp the values, they could be negative
if (event.xbutton.x<0) mouseX=0;
if (event.xbutton.y<0) mouseY=0;
if (event.type==ButtonPress)
mouseButtons|=buttonTranslate[event.xbutton.button & 0x7];
else
if (event.type==ButtonRelease)
mouseButtons&=~buttonTranslate[event.xbutton.button & 0x7];
//printf("Button Press %d mouseButtons=%d\n",event.xbutton.button,mouseButtons);
//printf("Button Release %d (%d,%d) vs (%d,%d)\n",event.xbutton.button,event.xbutton.x/TScreenX11::fontW,event.xbutton.y/TScreenX11::fontH,mouseX,mouseY);
//printf("Motion Notify %d,%d\n",mouseX,mouseY);
SEMAPHORE_OFF;
return 1;
}
}
SEMAPHORE_OFF;
return 0;
}
void THWMouseX11::GetEvent(MouseEventType &me)
{
getMouseEvent();
me.where.x=mouseX;
me.where.y=mouseY;
me.buttons=mouseButtons;
me.doubleClick=False;
}
void THWMouseX11::Init()
{
THWMouse::GetEvent=GetEvent;
buttonCount=5;
}
THWMouseX11::~THWMouseX11()
{
}
#else
#include <tv/x11/screen.h>
#include <tv/x11/mouse.h>
#endif // defined(TVOS_UNIX) && defined(HAVE_X11)
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