suic::Size HeaderedContentControl::ArrangeOverride(const suic::Size& availableSize)
{
ClearVisualChildren();
suic::Rect finalRect(0, 0, availableSize.cx, availableSize.cy);
if (_header)
{
finalRect.bottom = finalRect.top + _header->GetDesiredSize().cy;
finalRect.left += _indent;
finalRect.right = finalRect.left + _header->GetDesiredSize().cx;
AddVisualChild(_header.get());
_header->Arrange(finalRect);
finalRect.left = 0;
finalRect.top = finalRect.bottom;
finalRect.bottom = availableSize.cy;
finalRect.right = availableSize.cx;
}
if (_content && _content->IsVisible())
{
AddVisualChild(_content.get());
_content->Arrange(finalRect);
}
return availableSize;
}
suic::Size TabControl::ArrangeOverride(const suic::Size& size)
{
ClearVisualChildren();
_headerPanel.ClearLogicalChildren();
int iItems = GetItems()->GetCount();
suic::Rect finalRect(0, 0, size.cx, size.cy);
if (_isAverage && iItems > 0)
{
TabItemPtr tabItem;
int iWid = size.cx / iItems;
suic::Size itemSize(iWid, _headerHeight);
for (int i = 0; i < iItems - 1; ++i)
{
tabItem = GetItems()->GetItem(i).get();
tabItem->SetDesiredSize(itemSize);
}
tabItem = GetItems()->GetItem(iItems - 1).get();
itemSize.cx = size.cx - iWid * (iItems - 1);
tabItem->SetDesiredSize(itemSize);
for (int i = 0; i < iItems; ++i)
{
tabItem = GetItems()->GetItem(i).get();
_headerPanel.AddLogicalChild(tabItem.get());
}
finalRect.bottom = finalRect.top + _headerHeight;
AddVisualChild(&_headerPanel);
_headerPanel.Arrange(finalRect);
finalRect.top = finalRect.bottom;
finalRect.bottom = size.cy;
}
TabItemPtr focusTab(_focusItem);
if (focusTab)
{
if (focusTab->GetTabContent())
{
AddVisualChild(focusTab->GetTabContent());
focusTab->GetTabContent()->Arrange(finalRect);
}
}
return size;
}
suic::Size WrapPanel::ArrangeOverride(const suic::Size& size)
{
ClearVisualChildren();
suic::Rect rect;
int iPerRowCount = size.cx / (_horizontalSpace + _itemWidth);
int iRight = size.cx - GetBorderThickness().right - _horizontalSpace;
int iBottom = size.cy - GetBorderThickness().bottom - _verticalSpace;
if (iPerRowCount == 0)
{
++iPerRowCount;
}
int iRowHei = iPerRowCount * (_verticalSpace + _itemHeight);
int iRowWid = iPerRowCount * (_horizontalSpace + _itemWidth) - _horizontalSpace;
int iRealCount = 0;
rect.left = GetBorderThickness().left + _horizontalSpace;
rect.top = GetBorderThickness().top + _verticalSpace;
for (int i = 0; i < GetChildrenCount(); ++i)
{
suic::Element* pElem = GetChild(i);
if (pElem->IsVisible())
{
++iRealCount;
rect.right = rect.left + _itemWidth;
rect.bottom = rect.top + _itemHeight;
AddVisualChild(pElem);
pElem->Arrange(rect);
rect.left = rect.right + _horizontalSpace;
if (rect.right >= iRowWid)
{
rect.left = GetBorderThickness().left + _horizontalSpace;
rect.top = rect.bottom + _verticalSpace;
}
if (rect.bottom >= iBottom)
{
break;
}
}
}
return size;
}
void Slider::OnInitialized()
{
__super::OnInitialized();
AddVisualChild(_thumbBtn.get());
_thumbBtn->SetClassName(_T("Slider.Thumb"));
_thumbBtn->BeginInit();
_thumbBtn->EndInit();
}
suic::Size ScrollViewer::ArrangeOverride(const suic::Size& availableSize)
{
ClearVisualChildren();
suic::ElementPtr cont(GetContent());
if (cont)
{
suic::Rect rect;
rect.right = availableSize.cx;
rect.bottom = availableSize.cy;
_vScroll->SetVisible(false);
_hScroll->SetVisible(false);
suic::Size desiredSize = cont->GetDesiredSize();
//
// 计算是否有滚动条
//
_hScroll->UpdateScrollInfo(rect.right, desiredSize.cx, false);
_vScroll->UpdateScrollInfo(rect.bottom, desiredSize.cy, false);
ComputeScrollBar(rect.right, rect.bottom, desiredSize.cx, desiredSize.cy);
suic::PanelPtr lay(cont);
if (lay)
{
lay->SetHorizontalOffset(_hScroll->GetScrollSize());
lay->SetVerticalOffset(_vScroll->GetScrollSize());
}
rect.left += _contentOffset.x;
rect.top += _contentOffset.y;
if (rect.bottom > rect.top)
{
AddVisualChild(cont.get());
cont->Arrange(rect);
}
}
return availableSize;
}
void ComboBox::OnInitialized()
{
//
// 调用基类进行事件分发处理
//
__super::OnInitialized();
AddVisualChild(_textBox.get());
suic::StylePtr style;
_textBox->SetOwner(this);
style = GetStyle()->GetStylePart(_textBox->GetClassName());
_textBox->SetStyle(style);
_textBox->DoInit();
style = GetStyle()->GetStylePart(_list->GetClassName());
_list->SetStyle(style);
_list->DoInit();
_list->SetMaxHeight(_downHeight);
_textBox->Enable(IsEnabled());
_textBox->AddHandler(suic::Element::CursorSetEvent, new suic::CursorEventHandler(this, &ComboBox::OnTextBoxCursor));
_list->AddHandler(SelectionChangedEvent, new SelectionChangedHandler(this, &ComboBox::OnSelectionChanged));
suic::ObjectPtr selObj = _list->SelectedItem();
if (selObj)
{
_textBox->SetText(selObj->ToString());
_list->UnselectAllItems();
}
_textBox->SetPadding(suic::Rect());
_textBox->SetBorderThickness(suic::Rect());
}
void ItemsControl::OnInitialized()
{
__super::OnInitialized();
// 加入可视树
AddVisualChild(_scrollHost.get());
AddLogicalChild(_scrollHost.get());
_itemsHost->WriteFlag(CoreFlags::IsComposition, true);
_scrollHost->WriteFlag(CoreFlags::IsComposition, true);
_scrollHost->BeginInit();
_scrollHost->EndInit();
_scrollHost->SetHorizontalAlignment(HoriAlignment::Stretch);
_scrollHost->SetVerticalAlignment(VertAlignment::Stretch);
_scrollHost->SetMargin(GetMargin());
_scrollHost->SetFocusable(false);
_itemsHost->SetFocusable(false);
_itemsHost->SetPadding(GetPadding());
SetPadding(suic::Rect());
}
suic::Size TreeViewItem::ArrangeOverride(const suic::Size& finalSize)
{
// 先清除可视节点
ClearVisualChildren();
const int ITEMSPACE = 2;
suic::Rect finalRect(0, 0, finalSize.cx, 0);
// 布局扩展按钮
if (_expand->IsVisible())
{
finalRect.right = finalRect.left + _expand->GetDesiredSize().cx;
finalRect.top = (_header->GetDesiredSize().cy - _expand->GetDesiredSize().cy) / 2;
finalRect.bottom = finalRect.top + _expand->GetDesiredSize().cy;
AddVisualChild(_expand.get());
_expand->Arrange(finalRect);
finalRect.left = finalRect.right + 12;
}
// 布局选择按钮
if (_check.IsVisible())
{
finalRect.right = finalRect.left + _check.GetDesiredSize().cx;
finalRect.top = (_header->GetDesiredSize().cy - _check.GetDesiredSize().cy) / 2;
finalRect.bottom = finalRect.top + _check.GetDesiredSize().cy;
AddVisualChild(&_check);
_check.Arrange(finalRect);
finalRect.left = finalRect.right;
}
if (_icon)
{
// 布局图标
suic::Rect rcIcon(_icon->GetContentBrounds());
}
finalRect.right = finalRect.left + _header->GetDesiredSize().cx;
finalRect.top = 0;
finalRect.bottom = _header->GetDesiredSize().cy;
AddVisualChild(_header.get());
_header->Arrange(finalRect);
finalRect.top = finalRect.bottom;
finalRect.left = GetIndent();
if (!IsCollapsed())
{
for (int i = 0; i < GetItems()->GetCount(); ++i)
{
TreeViewItemPtr item(GetItems()->GetItem(i));
finalRect.right = finalRect.left + item->GetDesiredSize().cx;
finalRect.bottom = finalRect.top + item->GetDesiredSize().cy;
AddVisualChild(item.get());
item->Arrange(finalRect);
finalRect.top = finalRect.bottom;
}
}
return finalSize;
}
suic::Size ScrollBar::ArrangeOverride(const suic::Size& size)
{
ClearVisualChildren();
bool bChanged = false;
suic::Rect finalRect;
suic::Rect downRect;
if (GetOrientation() == CoreFlags::Horizontal)
{
UpdateScrollVisual(size.cx, false);
finalRect.bottom = _decreaseBtn.GetDesiredSize().cy;
}
else
{
UpdateScrollVisual(size.cy, false);
finalRect.right = _decreaseBtn.GetDesiredSize().cx;
}
suic::Rect rcThumb;
if (!_rcTrack.Empty())
{
suic::Point ptSelf = PointToScreen(suic::Point());
rcThumb = _rcTrack;
rcThumb.Offset(-ptSelf.x, -ptSelf.y);
}
else
{
rcThumb = GetScrollThumbRect(size);
}
if (GetOrientation() == CoreFlags::Horizontal)
{
if (_increaseBtn.IsVisible())
{
downRect.bottom = _increaseBtn.GetDesiredSize().cy;
downRect.right = size.cx;
downRect.left = size.cx - _increaseBtn.GetDesiredSize().cx;
}
/*if (size.cx < downRect.Width() + finalRect.Width())
{
return size;
}*/
}
else
{
if (_increaseBtn.IsVisible())
{
downRect.right = _increaseBtn.GetDesiredSize().cx;
downRect.bottom = size.cy;
downRect.top = size.cy - _increaseBtn.GetDesiredSize().cy;
}
/*if (size.cy < downRect.Height() + finalRect.Height())
{
return size;
}*/
}
if (_decreaseBtn.IsVisible())
{
finalRect.right = _decreaseBtn.GetDesiredSize().cx;
finalRect.bottom = _decreaseBtn.GetDesiredSize().cy;
AddVisualChild(&_decreaseBtn);
_decreaseBtn.Arrange(finalRect);
}
if (!rcThumb.Empty())
{
if (GetOrientation() == CoreFlags::Horizontal)
{
finalRect.left = finalRect.right;
finalRect.right = rcThumb.left;
if (!finalRect.Empty())
{
AddVisualChild(&_decreasePage);
_decreasePage.Arrange(finalRect);
}
finalRect.left = rcThumb.left;
finalRect.right = rcThumb.right;
AddVisualChild(&_thumb);
_thumb.Arrange(finalRect);
finalRect.left = rcThumb.right;
finalRect.right = size.cx - downRect.Width();
AddVisualChild(&_increasePage);
_increasePage.Arrange(finalRect);
}
else
{
finalRect.top = finalRect.bottom;
finalRect.bottom = rcThumb.top;
if (!finalRect.Empty())
{
AddVisualChild(&_decreasePage);
_decreasePage.Arrange(finalRect);
}
finalRect.top = rcThumb.top;
finalRect.bottom = rcThumb.bottom;
AddVisualChild(&_thumb);
_thumb.Arrange(finalRect);
finalRect.top = rcThumb.bottom;
finalRect.bottom = size.cy - downRect.Height();
AddVisualChild(&_increasePage);
_increasePage.Arrange(finalRect);
}
}
if (!downRect.Empty())
{
AddVisualChild(&_increaseBtn);
_increaseBtn.Arrange(downRect);
}
return size;
}
void ScrollViewer::ComputeScrollBar(long& cxVisual, long& cyVisual, long cxLogic, long cyLogic)
{
if (_barVisible == eScrollBarVisibility::Hidden)
{
return;
}
// 出现水平滚动条
if (cxLogic > cxVisual)
{
suic::Rect rcHorz(0, cyVisual - _hScroll->GetDesiredSize().cy,
cxVisual, _hScroll->GetDesiredSize().cy);
_hScroll->SetVisible(true);
int iVertHei = cyVisual - _hScroll->GetDesiredSize().cy;
// 垂直滚动条出现
if (cyLogic > iVertHei)
{
_vScroll->SetVisible(true);
rcHorz.right -= _vScroll->GetDesiredSize().cx;
suic::Rect rcVert(cxVisual - _vScroll->GetDesiredSize().cx
, 0, _vScroll->GetDesiredSize().cx, iVertHei);
cxVisual -= _vScroll->GetDesiredSize().cx;
AddVisualChild(_vScroll.get());
_vScroll->Arrange(rcVert);
}
// 客户区减去滚动条高度
cyVisual -= rcHorz.Height();
AddVisualChild(_hScroll.get());
_hScroll->Arrange(rcHorz);
}
else if (cyLogic > cyVisual)
{
suic::Rect rcVert(cxVisual - _vScroll->GetDesiredSize().cx
, 0, _vScroll->GetDesiredSize().cx, cyVisual);
_vScroll->SetVisible(true);
int iHorzWid = cxVisual - _vScroll->GetDesiredSize().cx;
// 水平滚动条出现
if (cxLogic > iHorzWid)
{
_hScroll->SetVisible(true);
rcVert.bottom -= _hScroll->GetDesiredSize().cy;
suic::Rect rcHorz(0, cyVisual - _hScroll->GetDesiredSize().cy
, iHorzWid, _hScroll->GetDesiredSize().cy);
cyVisual -= _hScroll->GetDesiredSize().cy;
AddVisualChild(_hScroll.get());
_hScroll->Arrange(rcHorz);
}
// 客户区减去滚动条高度
cxVisual -= rcVert.Width();
AddVisualChild(_vScroll.get());
_vScroll->Arrange(rcVert);
}
}
