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use compute function in settrans()

This commit is contained in:
Julien Danjou 2007-09-14 13:50:46 +02:00
parent 35defcc4e8
commit 4488708feb
1 changed files with 13 additions and 17 deletions
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18
client.c
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@ -659,34 +659,30 @@ uicb_settrans(Display *disp __attribute__ ((unused)),
awesome_config *awesomeconf __attribute__ ((unused)),
const char *arg)
{
double delta = 100.0;
double delta = 100.0, current_opacity = 0.0;
unsigned char *data;
Atom actual;
int format;
unsigned long n, left;
unsigned int current_opacity_raw = 0;
int set_prop = 0;
if(!sel)
return;
if(arg && sscanf(arg, "%lf", &delta) && (arg[0] == '+' || arg[0] == '-'))
{
XGetWindowProperty(sel->display, sel->win, XInternAtom(sel->display, "_NET_WM_WINDOW_OPACITY", False),
0L, 1L, False, XA_CARDINAL, &actual, &format, &n, &left,
(unsigned char **) &data);
if(data)
{
unsigned int current_opacity = 0;
memcpy(&current_opacity, data, sizeof(unsigned int));
XFree((void *) data);
delta += ((current_opacity * 100.0) / 0xffffffff);
memcpy(&current_opacity_raw, data, sizeof(unsigned int));
XFree(data);
current_opacity = (current_opacity_raw * 100.0) / 0xffffffff;
}
else
{
delta += 100.0;
set_prop = 1;
}
}
delta = compute_new_value_from_arg(arg, current_opacity);
if(delta <= 0.0)
delta = 0.0;