PetscPopUpSelect

Pops up a windows with a list of choices; allows one to be chosen

Synopsis

#include "petsc.h"  
#include "petscsys.h"  
int PetscPopUpSelect(MPI_Comm comm,char *machine,char *title,int n,char **choices,int *choice)

Collective on MPI_Comm

Input Parameters

	comm	- MPI communicator, all processors in communicator must call this but input from first communicator is the only one that is used
	machine	- location to run popup program or PETSC_NULL
	title	- text to display above choices
	n	- number of choices
	choices	- array of strings

Output Parameter

choice -integer indicating which one was selected

Notes

Uses DISPLAY variable or -display option to determine where it opens the window

Currently this uses a file ~username/.popuptmp to pass the value back from the xterm; hence this program must share a common file system with the machine parameter passed in below.

Level:developer
Location:src/sys/src/utils/select.c
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