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mouse.c
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C/C++ Source or Header
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1995-05-23
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2KB
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101 lines
#include "allincludes.h"
static void
findMouse(x, y)
int *x, *y;
{
Window theRoot, theChild;
int wX, wY, rootX, rootY, ErrorVal;
unsigned int wButtons;
ErrorVal = XQueryPointer(W_Display, W_Root, &theRoot, &theChild, &rootX, &rootY, &wX, &wY, &wButtons);
if (ErrorVal == True) {
*x = wX;
*y = wY;
} else {
*x = 0;
*y = 0;
}
}
void
W_WarpPointer(window, x, y)
W_Window window;
int x, y;
{
static int warped_from_x = 0, warped_from_y = 0;
if (window == NULL) {
if (W_in_message) {
XWarpPointer(W_Display, None, W_Root, 0, 0, 0, 0, warped_from_x, warped_from_y);
W_in_message = 0;
}
} else {
findMouse(&warped_from_x, &warped_from_y);
XWarpPointer(W_Display, None, W_Void2Window(window)->window, 0, 0, 0, 0, 0, 0);
W_in_message = 1;
}
}
int
findMouseInWin(x, y, window)
int *x, *y;
W_Window window;
{
Window theRoot, theChild;
int wX, wY, rootX, rootY, ErrorVal;
unsigned int wButtons;
struct window *win = W_Void2Window(window);
Window thisWin = win->window;
ErrorVal = XQueryPointer(W_Display, thisWin, &theRoot, &theChild,
&rootX, &rootY, &wX, &wY, &wButtons);
if (ErrorVal == True) {
/*
if it's in the window we specified then the values returned should
be within the with and height of the window
*/
if (wX <= win->width && wY <= win->height) {
*x = wX;
*y = wY;
return 1;
}
}
*x = 0;
*y = 0;
return 0;
}
void
W_GetMouse(window, x, y, but)
W_Window window;
int *x, *y, *but;
{
struct window *win = W_Void2Window(window);
Window QueryRoot, QueryChild;
int AbsoluteX, AbsoluteY;
unsigned int ModKeyMask;
XQueryPointer( W_Display, win->window, &QueryRoot, &QueryChild, &AbsoluteX, &AbsoluteY, x, y, &ModKeyMask );
if(ModKeyMask & Button1Mask)
*but = W_LBUTTON;
else
*but = 0;
}
void
W_GrabPointer(window)
W_Window window;
{
struct window *win = W_Void2Window(window);
XGrabPointer(W_Display, win->window, True, 0, GrabModeAsync, GrabModeAsync, win->window, None, CurrentTime);
}
void
W_UngrabPointer()
{
XUngrabPointer(W_Display, CurrentTime);
}