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/MenuItem.cpp

@@ -0,0 +1,137 @@
+/*
+	GWEN
+	Copyright (c) 2010 Facepunch Studios
+	See license in Gwen.h
+*/
+
+
+#include "Gwen/Gwen.h"
+#include "Gwen/Controls/MenuItem.h"
+#include "Gwen/Skin.h"
+
+using namespace Gwen;
+using namespace Gwen::Controls;
+
+GWEN_CONTROL_CONSTRUCTOR( MenuItem )
+{
+	m_Menu = NULL;
+	m_bOnStrip = false;
+	m_SubmenuArrow = NULL;
+	SetTabable( false );
+	SetCheckable( false );
+	SetCheck( false );
+}
+
+MenuItem::~MenuItem()
+{
+
+}
+
+void MenuItem::Render( Skin::Base* skin )
+{
+	skin->DrawMenuItem( this, IsMenuOpen(), m_bCheckable ? m_bChecked : false );
+}
+
+void MenuItem::Layout( Skin::Base* skin )
+{
+	BaseClass::Layout( skin );
+
+}
+
+Menu* MenuItem::GetMenu()
+{
+	if ( !m_Menu )
+	{
+		m_Menu = new Menu( GetCanvas() );
+		m_Menu->SetHidden( true );
+
+		if ( !m_bOnStrip )
+		{
+			m_SubmenuArrow = new Symbol::Arrow( this );
+			m_SubmenuArrow->Dock( Pos::Right );
+			m_SubmenuArrow->SetSize( 20, 20 );
+		}
+
+		Invalidate();
+	}
+
+	return m_Menu;
+}
+
+void MenuItem::SetCheck( bool bCheck )
+{
+	if ( bCheck == m_bChecked)
+		return;
+
+	m_bChecked = bCheck;
+
+	onCheckChange.Call( this );
+
+	if ( bCheck )
+		onChecked.Call( this );
+	else
+		onUnChecked.Call( this );
+}
+
+void MenuItem::OnPress()
+{
+	if ( m_Menu )
+	{
+		ToggleMenu();
+	}
+	else if ( !m_bOnStrip )
+	{
+		SetCheck( !GetChecked() );
+		onMenuItemSelected.Call( this );
+		GetCanvas()->CloseMenus();
+	}
+
+	BaseClass::OnPress();
+}
+
+void MenuItem::ToggleMenu()
+{
+	if ( IsMenuOpen() ) CloseMenu();
+	else OpenMenu();
+}
+
+bool MenuItem::IsMenuOpen()
+{
+	if ( !m_Menu ) return false;
+
+	return !m_Menu->Hidden();
+}
+
+void MenuItem::OpenMenu()
+{
+	if ( !m_Menu ) return;
+
+	m_Menu->SetHidden( false );
+	m_Menu->BringToFront();
+
+	Gwen::Point p = LocalPosToCanvas( Gwen::Point( 0, 0 ) );
+
+	// Strip menus open downwards
+	if ( m_bOnStrip )
+	{
+		m_Menu->SetPos( p.x, p.y + Height() + 1 );
+	}
+	// Submenus open sidewards
+	else
+	{
+		m_Menu->SetPos( p.x + Width(), p.y);
+	}
+
+	// TODO: Option this.
+	// TODO: Make sure on screen, open the other side of the 
+	// parent if it's better...
+
+
+}
+
+void MenuItem::CloseMenu()
+{
+	if ( !m_Menu ) return;
+	m_Menu->Close();
+	m_Menu->CloseAll();
+}