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tooltips in windows make more attempts to not overlap with pointer 

this prevents (in most cases) a race condition where the pointer will continually trigger a show-hide-show loop due to slow X message processing
This commit is contained in:
Mike Blumenkrantz 2014-12-07 20:09:28 -05:00
parent 1e79ddfabb
commit b3282f5922
1 changed files with 20 additions and 0 deletions
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20
legacy/elementary/src/lib/els_tooltip.c
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@ -531,6 +531,26 @@ _elm_tooltip_reconfigure(Elm_Tooltip *tt)
else if (ty < 0) ty -= tt->pad.by;
else if (ty > ch) ty += tt->pad.by;
TTDBG("PAD (BORDER): tx=%d,ty=%d\n", tx, ty);
if (tt->tt_win)
{
#define INSIDE(x, y, xx, yy, ww, hh) \
(((x) < ((xx) + (ww))) && ((y) < ((yy) + (hh))) && ((x) >= (xx)) && ((y) >= (yy)))
/* attempt to ensure no overlap with pointer */
if (INSIDE(px, py, tx, ty, tw, th))
{
int ax, ay;
ax = tt->pad.x ?: 1;
ay = tt->pad.y ?: 1;
if (!INSIDE(px, py, tx, ty + (py - ty) + ay, tw, th))
ty += py - ty + ay;
else if (!INSIDE(px, py, tx + (px - tx) + ax, ty, tw, th))
tx += px - tx + ax;
else if (!INSIDE(px, py, tx + (px - tx) + ax, ty + (py - ty) + ay, tw, th))
tx += px - tx + ax, ty += py - ty + ay;
}
#undef
}
if (((tx < 0) && (tw < cw)) || ((ty < 0) && (th < ch)))
{
TTDBG("POSITIONING FAILED! THIS IS A BUG SOMEWHERE!\n");