LuaWindow: Initial code, the window can be opened, but not much manipulated

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1532 0a769ca7-a7f5-676a-18bf-c427514a06d6

source/LuaWindow.cpp

@@ -0,0 +1,91 @@
+
+// LuaWindow.cpp
+
+// Implements the cLuaWindow class representing a virtual window that plugins may create and open for the player
+
+#include "Globals.h"
+#include "LuaWindow.h"
+#include "UI/SlotArea.h"
+#include "Plugin_NewLua.h"
+#include "lauxlib.h"  // Needed for LUA_REFNIL
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cLuaWindow:
+
+cLuaWindow::cLuaWindow(cWindow::WindowType a_WindowType, int a_SlotsX, int a_SlotsY, const AString & a_Title) :
+	super(a_WindowType, a_Title),
+	m_Contents(a_SlotsX, a_SlotsY),
+	m_Plugin(NULL),
+	m_LuaRef(LUA_REFNIL)
+{
+	m_SlotAreas.push_back(new cSlotAreaItemGrid(m_Contents, *this));
+	
+	// If appropriate, add an Armor slot area:
+	switch (a_WindowType)
+	{
+		case cWindow::Inventory:
+		case cWindow::Workbench:
+		{
+			m_SlotAreas.push_back(new cSlotAreaArmor(*this));
+			break;
+		}
+	}
+	m_SlotAreas.push_back(new cSlotAreaInventory(*this));
+	m_SlotAreas.push_back(new cSlotAreaHotBar(*this));
+}
+
+
+
+
+
+cLuaWindow::~cLuaWindow()
+{
+	ASSERT(m_OpenedBy.empty());
+}
+
+
+
+
+
+void cLuaWindow::SetLuaRef(cPlugin_NewLua * a_Plugin, int a_LuaRef)
+{
+	ASSERT(m_Plugin == NULL);
+	ASSERT(m_LuaRef == LUA_REFNIL);
+	m_Plugin = a_Plugin;
+	m_LuaRef = a_LuaRef;
+}
+
+
+
+
+
+bool cLuaWindow::IsLuaReferenced(void) const
+{
+	return ((m_Plugin != NULL) && (m_LuaRef != LUA_REFNIL));
+}
+
+
+
+
+
+void cLuaWindow::Destroy(void)
+{
+	super::Destroy();
+	
+	if ((m_LuaRef != LUA_REFNIL) && (m_Plugin != NULL))
+	{
+		// The object is referenced by Lua, un-reference it
+		m_Plugin->Unreference(m_LuaRef);
+	}
+	
+	// Lua will take care of this object, it will garbage-collect it, so we *must not* delete it!
+	m_IsDestroyed = false;
+}
+
+
+
+