add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Gwen/Controls/ComboBox.cpp

@@ -0,0 +1,208 @@
+/*
+	GWEN
+	Copyright (c) 2010 Facepunch Studios
+	See license in Gwen.h
+*/
+
+
+#include "Gwen/Controls/ComboBox.h"
+#include "Gwen/Controls/Menu.h"
+
+
+using namespace Gwen;
+using namespace Gwen::Controls;
+using namespace Gwen::ControlsInternal;
+
+class GWEN_EXPORT DownArrow : public Controls::Base
+{
+	public:
+
+		GWEN_CONTROL_INLINE( DownArrow, Controls::Base )
+		{
+			SetMouseInputEnabled( true );
+			SetSize( 15, 15 );
+
+		}
+
+		void Render( Skin::Base* skin )
+		{
+			skin->DrawArrowDown(this->m_Bounds);
+		}
+		
+		void SetComboBox( ComboBox* p ){ m_ComboBox = p; }
+
+	protected:
+
+		ComboBox*	m_ComboBox;
+};
+
+GWEN_CONTROL_CONSTRUCTOR( ComboBox )
+{
+	SetSize( 100, 20 );
+	SetMouseInputEnabled( true );
+
+	m_Menu = new Menu( this );
+	m_Menu->SetHidden( true );
+	m_Menu->SetDisableIconMargin( true );
+	m_Menu->SetTabable( false );
+
+	ComboBoxButton* m_OpenButton = new ComboBoxButton( this );
+
+	m_OpenButton->onDown.Add( this, &ComboBox::OpenButtonPressed );
+
+	m_OpenButton->Dock( Pos::Right );
+	m_OpenButton->SetMargin( Margin( 2, 2, 2, 2 ) );
+	m_OpenButton->SetWidth( 16 );
+	m_OpenButton->SetTabable( false );
+
+
+	m_SelectedItem = NULL;
+
+	SetAlignment( Gwen::Pos::Left | Gwen::Pos::CenterV );
+	SetText( L"" );
+	SetMargin( Margin( 3, 0, 0, 0 ) );
+
+	SetTabable( true );
+
+}
+
+MenuItem* ComboBox::AddItem( const UnicodeString& strLabel, const String& strName, Gwen::Event::Handler* pHandler, Gwen::Event::Handler::Function fn )
+{
+	MenuItem* pItem = m_Menu->AddItem( strLabel, L"", pHandler, fn );
+	pItem->SetName( strName );
+
+	pItem->onMenuItemSelected.Add( this, &ComboBox::OnItemSelected );
+
+	//Default
+	if ( m_SelectedItem == NULL )
+		OnItemSelected( pItem );
+
+	return pItem;
+}
+
+void ComboBox::Render( Skin::Base* skin )
+{
+	skin->DrawComboBox( this );
+}
+
+
+void ComboBox::OpenButtonPressed( Controls::Base* /*pControl*/ )
+{
+	OnPress();
+}
+
+void ComboBox::OnPress()
+{
+	bool bWasMenuHidden = m_Menu->Hidden();
+
+	GetCanvas()->CloseMenus();
+
+	if ( bWasMenuHidden )
+	{
+		OpenList();
+	}
+	 else
+	{
+		m_Menu->SetHidden( true );
+	}
+}
+
+void ComboBox::ClearItems()
+{
+	if ( m_Menu )
+	{
+		m_Menu->ClearItems();
+	}
+}
+void ComboBox::OnItemSelected( Controls::Base* pControl )
+{
+	//Convert selected to a menu item
+	MenuItem* pItem =  pControl->DynamicCastMenuItem();
+	if ( !pItem ) return;
+
+	m_SelectedItem = pItem;
+	SetText( m_SelectedItem->GetText() );
+	m_Menu->SetHidden( true );
+
+	onSelection.Call( this );
+
+	Focus();
+	Invalidate();
+}
+
+void ComboBox::OnLostKeyboardFocus()
+{
+	SetTextColor( Color( 0, 0, 0, 255 ) );
+}
+
+
+void ComboBox::OnKeyboardFocus()
+{
+	//Until we add the blue highlighting again
+	SetTextColor( Color( 0, 0, 0, 255 ) );
+	//m_SelectedText->SetTextColor( Color( 255, 255, 255, 255 ) );
+}
+
+Gwen::Controls::Label* ComboBox::GetSelectedItem()
+{	
+	return m_SelectedItem;
+}
+
+bool ComboBox::IsMenuOpen()
+{
+	return m_Menu && !m_Menu->Hidden();
+}
+
+void ComboBox::OpenList()
+{
+	if ( !m_Menu ) return;
+
+	m_Menu->SetParent( GetCanvas() );
+	m_Menu->SetHidden( false );
+	m_Menu->BringToFront();
+
+	Gwen::Point p = LocalPosToCanvas( Gwen::Point( 0, 0 ) );
+
+	m_Menu->SetBounds( Gwen::Rect ( p.x, p.y + Height(), Width(), m_Menu->Height()) );
+}
+
+void ComboBox::CloseList()
+{
+
+}
+
+
+bool ComboBox::OnKeyUp( bool bDown )
+{
+	if ( bDown )
+	{
+		Base::List & children = m_Menu->GetChildren();
+		Base::List::reverse_iterator it = std::find( children.rbegin(), children.rend(), m_SelectedItem );
+
+		if ( it != children.rend() && ( ++it != children.rend() ) )
+		{
+			Base* pUpElement = *it;
+			OnItemSelected( pUpElement );
+		}
+	}
+	return true;
+}
+bool ComboBox::OnKeyDown( bool bDown )
+{
+	if ( bDown )
+	{
+		Base::List & children = m_Menu->GetChildren();
+		Base::List::iterator it = std::find( children.begin(), children.end(), m_SelectedItem );
+
+		if ( it != children.end() && ( ++it != children.end() ) )
+		{
+			Base* pDownElement = *it;
+			OnItemSelected( pDownElement );
+		}
+	}
+	return true;
+}
+
+void ComboBox::RenderFocus( Gwen::Skin::Base* /*skin*/ )
+{
+}