ask before overwriting profiles

3 files changed, 16 insertions, 3 deletions

diff --git a/src/GipfelWidget.H b/src/GipfelWidget.H
index 3671a87..7d1b5ba 100644
--- a/src/GipfelWidget.H
+++ b/src/GipfelWidget.H
@@ -128,7 +128,7 @@ class GipfelWidget : public Fl_Widget {
 
 		int get_distortion_profile_name(char *buf, int buflen);
 
-		int save_distortion_params(const char *prof_name);
+		int save_distortion_params(const char *prof_name, int force);
 
 		int load_distortion_params(const char *prof_name);
 
diff --git a/src/GipfelWidget.cxx b/src/GipfelWidget.cxx
index a8efa97..2127e64 100644
--- a/src/GipfelWidget.cxx
+++ b/src/GipfelWidget.cxx
@@ -807,9 +807,15 @@ GipfelWidget::load_distortion_params(const char *prof_name) {
 }
 
 int
-GipfelWidget::save_distortion_params(const char *prof_name) {
+GipfelWidget::save_distortion_params(const char *prof_name, int force) {
+	int dummy;
 
 	Fl_Preferences prof(dist_prefs, prof_name);
+
+	if (!force && (prof.get("k0", dummy, 0) == 0)) {
+		return 1;
+	}
+
 	prof.set("k0", pan->parms.k0);
 	prof.set("k1", pan->parms.k1);
 
diff --git a/src/gipfel.cxx b/src/gipfel.cxx
index 2fcce48..108c3ad 100644
--- a/src/gipfel.cxx
+++ b/src/gipfel.cxx
@@ -176,6 +176,8 @@ void save_distortion_cb(Fl_Widget *, void *) {
 	const char * prof_name;
 	double k0, k1;
 
+	buf[0] = '\0';
+
 	gipf->get_distortion_params(&k0, &k1);
 	gipf->get_distortion_profile_name(buf, sizeof(buf));
 	prof_name = fl_input("Save Distortion Profile (k0=%f, k1=%f)",
@@ -185,7 +187,12 @@ void save_distortion_cb(Fl_Widget *, void *) {
 		return;
 	}
 
-	gipf->save_distortion_params(prof_name);
+	if (gipf->save_distortion_params(prof_name, 0) != 0) {
+		if (fl_choice("A profile with this name exists.\n",
+				"Cancel", "Overwrite", NULL) == 1) {
+			gipf->save_distortion_params(prof_name, 1);
+		}
+	}
 	set_values();
 }