Various widget constructor stubs and factories

Runtime/GuiSys/CGuiPane.cpp

@@ -0,0 +1,22 @@
+#include "CGuiPane.hpp"
+
+namespace urde
+{
+
+CGuiPane::CGuiPane(const CGuiWidgetParms& parms, float a, float b, const zeus::CVector3f& vec)
+: CGuiWidget(parms), xf8_a(a), xfc_b(b), x108_vec(vec)
+{
+    InitializeBuffers();
+}
+
+CGuiPane* CGuiPane::Create(CGuiFrame* frame, CInputStream& in, bool flag)
+{
+    CGuiWidgetParms parms = ReadWidgetHeader(frame, in, flag);
+    float a = in.readFloatBig();
+    float b = in.readFloatBig();
+    zeus::CVector3f vec;
+    vec.read(in);
+    return new CGuiPane(parms, a, b, vec);
+}
+
+}