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Tk_MainWindow ? find the main window for an application |
#include <tk.h> Tk_Window Tk_MainWindow(interp) |
Tcl_Interp *interp (in/out)
Interpreter associated with the application.
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If interp is associated with a Tk application then Tk_MainWindow returns the application’s main window. If there is no Tk application associated with interp then Tk_MainWindow returns NULL and leaves an error message in interp->result. |
application, main window |