mirror of
https://github.com/bulletphysics/bullet3
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143 lines
2.7 KiB
C++
143 lines
2.7 KiB
C++
/*
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GWEN
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Copyright (c) 2010 Facepunch Studios
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See license in Gwen.h
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*/
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#include "Gwen/Controls/ListBox.h"
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#include "Gwen/Controls/ScrollControl.h"
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#include "Gwen/InputHandler.h"
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using namespace Gwen;
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using namespace Gwen::Controls;
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class ListBoxRow : public Layout::TableRow
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{
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GWEN_CONTROL_INLINE( ListBoxRow, Layout::TableRow )
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{
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SetMouseInputEnabled( true );
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SetSelected( false );
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}
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void Render( Skin::Base* skin )
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{
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skin->DrawListBoxLine( this, IsSelected() );
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}
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bool IsSelected() const
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{
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return m_bSelected;
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}
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void OnMouseClickLeft( int /*x*/, int /*y*/, bool bDown )
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{
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if ( bDown && !m_bSelected )
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{
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SetSelected( true );
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onRowSelected.Call( this );
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}
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}
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void SetSelected( bool b )
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{
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m_bSelected = b;
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// TODO: Get these values from the skin.
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if ( b )
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SetTextColor( Gwen::Colors::White );
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else
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SetTextColor( Gwen::Colors::Black );
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}
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private:
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bool m_bSelected;
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};
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GWEN_CONTROL_CONSTRUCTOR( ListBox )
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{
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m_ScrollControl = new ScrollControl( this );
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m_ScrollControl->Dock( Pos::Fill );
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m_ScrollControl->SetScroll( false, true );
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m_ScrollControl->SetAutoHideBars( true );
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m_ScrollControl->SetMargin( Margin( 1, 1, 1, 1 ) );
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m_InnerPanel = m_ScrollControl;
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m_Table = new Controls::Layout::Table( this );
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m_Table->Dock( Pos::Top );
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m_Table->SetColumnCount( 1 );
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m_bMultiSelect = false;
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}
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void ListBox::OnChildBoundsChanged( Gwen::Rect /*oldChildBounds*/, Base* /*pChild*/ )
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{
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m_ScrollControl->UpdateScrollBars();
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}
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Layout::TableRow* ListBox::AddItem( const String& strLabel, const String& strName )
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{
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return AddItem( Utility::StringToUnicode( strLabel ), strName );
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}
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Layout::TableRow* ListBox::AddItem( const UnicodeString& strLabel, const String& strName )
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{
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ListBoxRow* pRow = new ListBoxRow( this );
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m_Table->AddRow( pRow );
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pRow->SetCellText( 0, strLabel );
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pRow->SetName( strName );
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pRow->onRowSelected.Add( this, &ListBox::OnRowSelected );
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m_Table->SizeToContents();
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return pRow;
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}
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void ListBox::Render( Skin::Base* skin )
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{
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skin->DrawListBox( this );
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}
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void ListBox::UnselectAll()
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{
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std::list<Layout::TableRow*>::iterator it = m_SelectedRows.begin();
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while ( it != m_SelectedRows.end() )
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{
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ListBoxRow* pRow = static_cast<ListBoxRow*>(*it);
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it = m_SelectedRows.erase( it );
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pRow->SetSelected( false );
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}
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}
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void ListBox::OnRowSelected( Base* pControl )
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{
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ListBoxRow* pRow = static_cast<ListBoxRow*>(pControl);
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if ( !AllowMultiSelect() || !Gwen::Input::IsShiftDown() )
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{
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UnselectAll();
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}
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m_SelectedRows.push_back( pRow );
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onRowSelected.Call( this );
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}
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Layout::TableRow* ListBox::GetSelectedRow()
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{
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if ( m_SelectedRows.empty() ) return NULL;
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return *m_SelectedRows.begin();
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}
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void ListBox::Clear()
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{
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UnselectAll();
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m_Table->Clear();
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} |