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/* Copyright INRIA */
#include "metaconst.h"
#include "list.h"
#include "graph.h"
#include "menus.h"
#include "metio.h"
extern void ClearDraw();
extern int SaveGraph();
extern void UnhiliteAll();
graph *oldGraph;
void ModifyGraph()
{
oldGraph = DuplicateGraph(theGraph);
if (theGG.n_hilited_arcs != 0 || theGG.n_hilited_nodes != 0) {
UnhiliteAll();
}
DisplayMenu(MODIFY);
}
void ModifyQuit()
{
if (theGG.modified) {
sprintf(Description,"Graph \"%s\" has been modified and not saved.\nQuit Modify Mode anyway?",
theGraph->name);
if (MetanetYesOrNo(Description)) {
if (theGG.n_hilited_arcs != 0 || theGG.n_hilited_nodes != 0) {
UnhiliteAll();
}
theGraph = oldGraph;
theGG.modified = 0;
if (theGraph->node_number == 0) {
DisplayMenu(BEGIN);
ClearDraw();
} else {
DisplayMenu(STUDY);
ClearDraw();
DrawGraph(theGraph);
}
}
else return;
}
else DisplayMenu(STUDY);
}
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