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Mostly fixed up the horizontal scrolling implementation in doselect().

This commit is contained in:
Pietro Gagliardi 2014-12-14 17:24:30 -05:00
parent c58920dadd
commit 8fba540a1c
1 changed files with 3 additions and 2 deletions
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5
wintable/new/select.h
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@ -43,15 +43,16 @@ static void doselect(struct table *t, intptr_t row, intptr_t column)
xpos += columnWidth(t, i); xpos += columnWidth(t, i);
if (xpos < t->hscrollpos) if (xpos < t->hscrollpos)
hscrollto(t, xpos); hscrollto(t, xpos);
else while(1){break; else {
// if the full cell is not visible, scroll to the right just enough to make it fully visible (or as visible as possible) // if the full cell is not visible, scroll to the right just enough to make it fully visible (or as visible as possible)
width = columnWidth(t, t->selectedColumn); width = columnWidth(t, t->selectedColumn);
clientWidth = client.right - client.left; clientWidth = client.right - client.left;
if (xpos + width < t->hscrollpos + clientWidth) if (xpos + width > t->hscrollpos + clientWidth) // > because both sides deal with the first pixel outside
// if the column is too wide, then just make it occupy the whole visible area (left-aligned) // if the column is too wide, then just make it occupy the whole visible area (left-aligned)
if (width > clientWidth) if (width > clientWidth)
hscrollto(t, xpos); hscrollto(t, xpos);
else else
// TODO this formula is wrong
hscrollby(t, clientWidth - width); hscrollby(t, clientWidth - width);
} }