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Added some comments to ThemeLayoutStacked::reflowLayoutH/V

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svn-id: r35868
This commit is contained in:
Max Horn 2009-01-14 21:16:21 +00:00
parent d34a952e5b
commit 7d3c94a9ca
1 changed files with 28 additions and 2 deletions
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30
gui/ThemeLayout.cpp
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@ -189,18 +189,31 @@ void ThemeLayoutStacked::reflowLayoutVertical() {
} else
_children[i]->offsetX(curX);
// Advance the vertical offset by the height of the newest item, plus
// the item spacing value.
curY += _children[i]->getHeight() + _spacing;
// Update width and height of this stack layout
_w = MAX(_w, (int16)(_children[i]->getWidth() + _padding.left + _padding.right));
_h += _children[i]->getHeight() + _spacing;
}
_h -= _spacing;
// If there are any children at all, then we added the spacing value once
// too often. Correct that.
if (!_children.empty())
_h -= _spacing;
// If there were any items with undetermined height, then compute and set
// their height now. We do so by determining how much space is left, and
// then distributing this equally over all items which need auto-resizing.
if (rescount) {
int newh = (getParentHeight() - _h - _padding.bottom) / rescount;
for (int i = 0; i < rescount; ++i) {
// Set the height of the item.
_children[resize[i]]->setHeight(newh);
// Increase the height of this ThemeLayoutStacked accordingly, and
// then shift all subsequence children.
_h += newh;
for (uint j = resize[i] + 1; j < _children.size(); ++j)
_children[j]->offsetY(newh);
@ -239,18 +252,31 @@ void ThemeLayoutStacked::reflowLayoutHorizontal() {
else
_children[i]->offsetY(curY);
// Advance the horizontal offset by the width of the newest item, plus
// the item spacing value.
curX += (_children[i]->getWidth() + _spacing);
// Update width and height of this stack layout
_w += _children[i]->getWidth() + _spacing;
_h = MAX(_h, (int16)(_children[i]->getHeight() + _padding.top + _padding.bottom));
}
_w -= _spacing;
// If there are any children at all, then we added the spacing value once
// too often. Correct that.
if (!_children.empty())
_w -= _spacing;
// If there were any items with undetermined width, then compute and set
// their width now. We do so by determining how much space is left, and
// then distributing this equally over all items which need auto-resizing.
if (rescount) {
int neww = (getParentWidth() - _w - _padding.right) / rescount;
for (int i = 0; i < rescount; ++i) {
// Set the width of the item.
_children[resize[i]]->setWidth(neww);
// Increase the width of this ThemeLayoutStacked accordingly, and
// then shift all subsequence children.
_w += neww;
for (uint j = resize[i] + 1; j < _children.size(); ++j)
_children[j]->offsetX(neww);