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(svn r21754) -Codechange: Scroll the matrix widget to make a clicked entry fully visible.

This commit is contained in:
alberth 2011-01-09 15:25:33 +00:00
parent ec54970058
commit d8567d2699
1 changed files with 7 additions and 0 deletions
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7
src/widget.cpp
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@ -1374,6 +1374,13 @@ void NWidgetMatrix::SetColour(Colours colour)
void NWidgetMatrix::SetClicked(int clicked)
{
this->clicked = clicked;
if (this->sb != NULL && this->widgets_x != 0) {
int vpos = (this->clicked / this->widgets_x) * this->widget_h; // Vertical position of the top.
/* Need to scroll down -> Scroll to the bottom.
* However, last entry has no 'this->pip_inter' underneath, and we must stay below this->sb->GetCount() */
if (this->sb->GetPosition() < vpos) vpos += this->widget_h - this->pip_inter - 1;
this->sb->ScrollTowards(vpos);
}
}
/**