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Ask before overwriting colorized image
author
Andreas Eversberg
<jolly@eversberg.eu>
Fri, 1 May 2015 11:15:43 +0000
(13:15 +0200)
committer
root
<root@dion.jolly.ten>
Thu, 14 May 2015 19:09:26 +0000
(21:09 +0200)
gui/colorize.c
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diff --git
a/gui/colorize.c
b/gui/colorize.c
index
8a321b0
..
e604288
100644
(file)
--- a/
gui/colorize.c
+++ b/
gui/colorize.c
@@
-57,6
+57,7
@@
static void save_event(gpointer *priv)
struct colorize_priv *cp = (struct colorize_priv *) priv;
GtkWidget *dialog;
char *filename = NULL;
struct colorize_priv *cp = (struct colorize_priv *) priv;
GtkWidget *dialog;
char *filename = NULL;
+ FILE *fp;
dialog = gtk_file_chooser_dialog_new("Select file to save colorized image",
GTK_WINDOW(main_window),
dialog = gtk_file_chooser_dialog_new("Select file to save colorized image",
GTK_WINDOW(main_window),
@@
-76,8
+77,25
@@
static void save_event(gpointer *priv)
if (!filename)
return;
if (!filename)
return;
- printf("alpha=%d\n", cp->alpha);
+ if ((fp = fopen(filename, "r"))) {
+ int ret;
+ fclose(fp);
+ GtkWidget *dialog = gtk_message_dialog_new (GTK_WINDOW(main_window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_OK_CANCEL,
+ "Image already exists, overwrite it?");
+ ret = gtk_dialog_run(GTK_DIALOG (dialog));
+ gtk_widget_destroy(dialog);
+ if (ret != GTK_RESPONSE_OK)
+ goto exit;
+ }
+
+
save_img(cp->img, cp->width, cp->height, cp->alpha, filename, 0);
save_img(cp->img, cp->width, cp->height, cp->alpha, filename, 0);
+
+exit:
+ free(filename);
}
static void dummy_event(gpointer *priv)
}
static void dummy_event(gpointer *priv)