rename: IUP 库目录重命名为 libs/IUP

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

libs/IUP/include/iupcontrols.h

@@ -0,0 +1,31 @@
+/** \file
+ * \brief initializes dial, gauge, colorbrowser, colorbar controls.
+ *
+ * See Copyright Notice in "iup.h"
+ */
+ 
+#ifndef __IUPCONTROLS_H 
+#define __IUPCONTROLS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+int  IupControlsOpen(void);
+
+Ihandle* IupCells(void);
+Ihandle* IupMatrix(const char *action);
+Ihandle* IupMatrixList(void);
+Ihandle* IupMatrixEx(void);
+
+/* available only when linking with "iupluamatrix" */
+void IupMatrixSetFormula(Ihandle* ih, int col, const char* formula, const char* init);
+void IupMatrixSetDynamic(Ihandle* ih, const char* init);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif