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BOutlineListView: Refactor to eliminate repeat vars

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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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src/kits/interface/OutlineListView.cpp
+15 -18
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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);
}