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in_sdl.c: made total_dx, total_dy and FilterMouseEvents() static. added

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a boolean no_mouse. added check for '-nomouse' command line switch which
disables all mouse events.


git-svn-id: svn+ssh://svn.code.sf.net/p/quakespasm/code/trunk@46 af15c1b1-3010-417e-b628-4374ebc0bcbd
This commit is contained in:
sezero 2010-02-18 11:33:12 +00:00
parent 053735ef0f
commit 5ddd5a30cb
1 changed files with 17 additions and 2 deletions
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19
quakespasm/Quake/in_sdl.c
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@ -22,14 +22,16 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "quakedef.h"
static qboolean no_mouse = false;
// mouse variables
cvar_t m_filter = {"m_filter","0"};
// total accumulated mouse movement since last frame
// this gets updated from the main game loop via IN_MouseMove
int total_dx, total_dy = 0;
static int total_dx, total_dy = 0;
int FilterMouseEvents (const SDL_Event *event)
static int FilterMouseEvents (const SDL_Event *event)
{
switch (event->type)
{
@ -44,6 +46,9 @@ int FilterMouseEvents (const SDL_Event *event)
void IN_Activate (void)
{
if (no_mouse)
return;
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_ON)
{
SDL_WM_GrabInput(SDL_GRAB_ON);
@ -67,6 +72,9 @@ void IN_Activate (void)
void IN_Deactivate (qboolean free_cursor)
{
if (no_mouse)
return;
if (free_cursor)
{
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_OFF)
@ -96,6 +104,13 @@ void IN_Init (void)
if (SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL) == -1)
Con_Printf("Warning: SDL_EnableKeyRepeat() failed.\n");
if (COM_CheckParm("-nomouse"))
{
no_mouse = true;
// discard all mouse events when input is deactivated
SDL_SetEventFilter(FilterMouseEvents);
}
IN_Activate();
}