John Scipione
e724b26f23
...from orientation params. Elaborated type specifiers are not needed for C++ code and removing them makes doxygen happy. Verified working on both gcc2h and gcc4h builds.
200 lines
3.6 KiB
C++
200 lines
3.6 KiB
C++
/*
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* Copyright 2006, Ingo Weinhold <[email protected]>.
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* All rights reserved. Distributed under the terms of the MIT License.
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*/
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#include <GroupLayoutBuilder.h>
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#include <new>
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#include <SpaceLayoutItem.h>
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using std::nothrow;
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// constructor
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BGroupLayoutBuilder::BGroupLayoutBuilder(orientation orientation,
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float spacing)
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: fRootLayout((new BGroupView(orientation, spacing))->GroupLayout())
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{
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_PushLayout(fRootLayout);
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}
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// constructor
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BGroupLayoutBuilder::BGroupLayoutBuilder(BGroupLayout* layout)
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: fRootLayout(layout)
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{
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_PushLayout(fRootLayout);
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}
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// constructor
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BGroupLayoutBuilder::BGroupLayoutBuilder(BGroupView* view)
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: fRootLayout(view->GroupLayout())
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{
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_PushLayout(fRootLayout);
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}
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// RootLayout
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BGroupLayout*
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BGroupLayoutBuilder::RootLayout() const
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{
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return fRootLayout;
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}
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// TopLayout
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BGroupLayout*
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BGroupLayoutBuilder::TopLayout() const
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{
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int32 count = fLayoutStack.CountItems();
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return (count > 0
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? (BGroupLayout*)fLayoutStack.ItemAt(count - 1) : NULL);
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}
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// GetTopLayout
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::GetTopLayout(BGroupLayout** _layout)
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{
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*_layout = TopLayout();
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return *this;
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}
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// TopView
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BView*
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BGroupLayoutBuilder::TopView() const
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{
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if (BGroupLayout* layout = TopLayout())
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return layout->Owner();
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return NULL;
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}
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// GetTopView
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::GetTopView(BView** _view)
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{
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if (BGroupLayout* layout = TopLayout())
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*_view = layout->Owner();
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else
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*_view = NULL;
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return *this;
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}
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// Add
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::Add(BView* view)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->AddView(view);
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return *this;
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}
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// Add
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::Add(BView* view, float weight)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->AddView(view, weight);
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return *this;
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}
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// Add
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::Add(BLayoutItem* item)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->AddItem(item);
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return *this;
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}
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// Add
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::Add(BLayoutItem* item, float weight)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->AddItem(item, weight);
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return *this;
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}
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// AddGroup
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::AddGroup(orientation orientation, float spacing,
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float weight)
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{
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if (BGroupLayout* layout = TopLayout()) {
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BGroupView* group = new(nothrow) BGroupView(orientation, spacing);
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if (group) {
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if (layout->AddView(group, weight))
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_PushLayout(group->GroupLayout());
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else
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delete group;
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}
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}
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return *this;
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}
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// End
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::End()
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{
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_PopLayout();
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return *this;
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}
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// AddGlue
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::AddGlue(float weight)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->AddItem(BSpaceLayoutItem::CreateGlue(), weight);
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return *this;
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}
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// AddStrut
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::AddStrut(float size)
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{
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if (BGroupLayout* layout = TopLayout()) {
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if (layout->Orientation() == B_HORIZONTAL)
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layout->AddItem(BSpaceLayoutItem::CreateHorizontalStrut(size));
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else
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layout->AddItem(BSpaceLayoutItem::CreateVerticalStrut(size));
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}
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return *this;
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}
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// SetInsets
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BGroupLayoutBuilder&
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BGroupLayoutBuilder::SetInsets(float left, float top, float right, float bottom)
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{
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if (BGroupLayout* layout = TopLayout())
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layout->SetInsets(left, top, right, bottom);
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return *this;
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}
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// cast operator BGroupLayout*
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BGroupLayoutBuilder::operator BGroupLayout*()
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{
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return fRootLayout;
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}
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// _PushLayout
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bool
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BGroupLayoutBuilder::_PushLayout(BGroupLayout* layout)
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{
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return fLayoutStack.AddItem(layout);
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}
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// _PopLayout
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void
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BGroupLayoutBuilder::_PopLayout()
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{
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int32 count = fLayoutStack.CountItems();
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if (count > 0)
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fLayoutStack.RemoveItem(count - 1);
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}
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