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BOutlineListView: Refactor to eliminate repeat vars 

The latch width, height and indent width are now all set in one
place in LatchRect() and then LatchRect() is used in multiple places.
This commit is contained in:
John Scipione 2013-05-02 20:13:55 -04:00
parent f56bf5b03e
commit a56ddb2bea
1 changed files with 15 additions and 18 deletions
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33
src/kits/interface/OutlineListView.cpp
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@ -880,10 +880,14 @@ BOutlineListView::ExpandOrCollapse(BListItem* item, bool expand)
BRect
BOutlineListView::LatchRect(BRect itemRect, int32 level) const
{
float latchDimension = be_plain_font->Size();
float indentWidth = be_control_look->DefaultItemSpacing();
return BRect(itemRect.left, itemRect.top, itemRect.left
+ latchDimension + level * indentWidth, itemRect.bottom);
float latchWidth = be_plain_font->Size();
float latchHeight = be_plain_font->Size();
float indentOffset = level * be_control_look->DefaultItemSpacing();
float heightOffset = itemRect.Height() / 2 - latchHeight / 2;
return BRect(0, 0, latchWidth, latchHeight)
.OffsetBySelf(itemRect.left, itemRect.top)
.OffsetBySelf(indentOffset, heightOffset);
}
@ -891,19 +895,12 @@ void
BOutlineListView::DrawLatch(BRect itemRect, int32 level, bool collapsed,
bool highlighted, bool misTracked)
{
float latchDimension = be_plain_font->Size();
float indentWidth = be_control_look->DefaultItemSpacing();
BPoint itemLoc(itemRect.LeftTop());
float latchOffset = itemRect.Height() / 2 - latchDimension / 2;
BRect rect = BRect(0, 0, latchDimension, latchDimension)
.OffsetBySelf(itemLoc.x, itemLoc.y + latchOffset)
.OffsetBySelf(level * indentWidth, 0);
BRect latchRect(LatchRect(itemRect, level));
rgb_color base = ui_color(B_PANEL_BACKGROUND_COLOR);
int32 arrowDirection = collapsed ? BControlLook::B_RIGHT_ARROW
: BControlLook::B_DOWN_ARROW;
be_control_look->DrawArrowShape(this, rect, rect, base,
be_control_look->DrawArrowShape(this, latchRect, itemRect, base,
arrowDirection, 0, B_DARKEN_4_TINT);
}
@ -911,12 +908,12 @@ BOutlineListView::DrawLatch(BRect itemRect, int32 level, bool collapsed,
void
BOutlineListView::DrawItem(BListItem* item, BRect itemRect, bool complete)
{
if (item->fHasSubitems)
DrawLatch(itemRect, item->fLevel, !item->IsExpanded(), false, false);
if (item->fHasSubitems) {
DrawLatch(itemRect, item->fLevel, !item->IsExpanded(),
item->IsSelected() || complete, false);
}
float latchDimension = be_plain_font->Size();
float indentWidth = be_control_look->DefaultItemSpacing();
itemRect.left += latchDimension + item->fLevel * indentWidth;
itemRect.left += LatchRect(itemRect, item->fLevel).right;
item->DrawItem(this, itemRect, complete);
}