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Quashed Aero progressbar issues.

This commit is contained in:
Pietro Gagliardi 2015-06-08 03:56:17 -04:00
parent 5a5193f6ec
commit 3c7f19565d
1 changed files with 14 additions and 1 deletions
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15
redo/windows/progressbar.c
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@ -25,11 +25,24 @@ static void progressbarPreferredSize(uiControl *c, uiSizing *d, intmax_t *width,
*height = uiWindowsDlgUnitsToY(pbarHeight, d->Sys->BaseY);
}
// TODO bypass Aero animations
// unfortunately, as of Vista progress bars have a forced animation on increase
// we have to set the progress bar to value + 1 and decrease it back to value if we want an "instant" change
// see http://stackoverflow.com/questions/2217688/windows-7-aero-theme-progress-bar-bug
// it's not ideal/perfect, but it will have to do
static void progressbarSetValue(uiProgressBar *pp, int value)
{
struct progressbar *p = (struct progressbar *) pp;
if (value < 0 || value > 100)
complain("value %d out of range in progressbarSetValue()", value);
if (value == 100) { // because we can't 101
SendMessageW(p->hwnd, PBM_SETRANGE32, 0, 101);
SendMessageW(p->hwnd, PBM_SETPOS, 101, 0);
SendMessageW(p->hwnd, PBM_SETPOS, 100, 0);
SendMessageW(p->hwnd, PBM_SETRANGE32, 0, 100);
return;
}
SendMessageW(p->hwnd, PBM_SETPOS, (WPARAM) (value + 1), 0);
SendMessageW(p->hwnd, PBM_SETPOS, (WPARAM) value, 0);
}