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- mouse wheel support for sdl added

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This commit is contained in:
Volker Ruppert 2004-12-10 15:57:46 +00:00
parent 616348bf22
commit 2ff1cd7b54
1 changed files with 21 additions and 10 deletions
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31
bochs/gui/sdl.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: sdl.cc,v 1.55 2004-11-06 17:03:41 vruppert Exp $
// $Id: sdl.cc,v 1.56 2004-12-10 15:57:46 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
@ -886,9 +886,11 @@ void bx_sdl_gui_c::handle_events(void)
{
Bit32u key_event;
Bit8u mouse_state;
int wheel_status;
while( SDL_PollEvent(&sdl_event) )
{
wheel_status = 0;
switch( sdl_event.type )
{
case SDL_VIDEOEXPOSE:
@ -916,10 +918,11 @@ void bx_sdl_gui_c::handle_events(void)
//fprintf (stderr, "processing relative mouse event\n");
new_mousebuttons = ((sdl_event.motion.state & 0x01)|((sdl_event.motion.state>>1)&0x02)
|((sdl_event.motion.state<<1)&0x04));
DEV_mouse_motion(
sdl_event.motion.xrel,
-sdl_event.motion.yrel,
new_mousebuttons );
DEV_mouse_motion_ext(
sdl_event.motion.xrel,
-sdl_event.motion.yrel,
wheel_status,
new_mousebuttons);
old_mousebuttons = new_mousebuttons;
old_mousex = (int)(sdl_event.motion.x);
old_mousey = (int)(sdl_event.motion.y);
@ -950,6 +953,13 @@ void bx_sdl_gui_c::handle_events(void)
headerbar_click(sdl_event.button.x);
break;
}
// get the wheel status
if (sdl_event.button.button == SDL_BUTTON_WHEELUP) {
wheel_status = 1;
}
if (sdl_event.button.button == SDL_BUTTON_WHEELDOWN) {
wheel_status = -1;
}
case SDL_MOUSEBUTTONUP:
// figure out mouse state
new_mousex = (int)(sdl_event.button.x);
@ -963,11 +973,12 @@ void bx_sdl_gui_c::handle_events(void)
// filter out middle button if not fullscreen
if( sdl_fullscreen_toggle == 0 )
new_mousebuttons &= 0x07;
// send motion information
DEV_mouse_motion(
new_mousex - old_mousex,
-(new_mousey - old_mousey),
new_mousebuttons );
// send motion information
DEV_mouse_motion_ext(
new_mousex - old_mousex,
-(new_mousey - old_mousey),
wheel_status,
new_mousebuttons);
// mark current state to diff with next packet
old_mousebuttons = new_mousebuttons;
old_mousex = new_mousex;