Sir, My program code is as follow:
gint f_changenode(GtkWidget *widget, gpointer data)
{
GtkWidget *windowdlg;
GtkWidget *vbox, *combo;
GList *list = NULL;
gint b[4] = {0xabcd, 0xadaa, 0x12da, 0x3212}, i = 0;
gchar d[10];
gpointer p = (gpointer) &d[0];
windowdlg = gtk_window_new(GTK_WINDOW_TOPLEVEL);
g_signal_connect(G_OBJECT(windowdlg), "destroy",
G_CALLBACK(f_ChangeNodeDlg), NULL);
gtk_window_set_position(GTK_WINDOW(windowdlg), GTK_WIN_POS_CENTER);
gtk_window_set_default_size(GTK_WINDOW(windowdlg), 300, 100);
vbox = gtk_vbox_new(FALSE, 0);
gtk_widget_show(vbox);
/*
list = g_list_append(list, "abcd");
list = g_list_append(list, "adaa");
list = g_list_append(list, "12da");
list = g_list_append(list, "3212");
for(i = 0; i < 4; i++)
{
snprintf(d, 10, "%04X", 0xffff & b[i]);
g_print("string%d is %04X but d[] is %s\n", i,
0xffff&b[i], d);
list = g_list_append(list, d);
}*/
snprintf(d, 10, "%04X", 0xffff & b[0]);
g_print("string%d is %04X but d[] is %s\n", 0,
0xffff&b[0], d);
list = g_list_append(list, d);
snprintf(d, 10, "%04X", 0xffff & b[1]);
g_print("string%d is %04X but d[] is %s\n", 1,
0xffff&b[1], d);
list = g_list_append(list, d);
snprintf(d, 10, "%04X", 0xffff & b[2]);
g_print("string%d is %04X but d[] is %s\n", 2,
0xffff&b[2], d);
list = g_list_append(list, d);
combo = gtk_combo_new();
gtk_combo_set_popdown_strings(GTK_COMBO(combo), list);
gtk_widget_show(combo);
gtk_box_pack_start(GTK_BOX(vbox), combo, FALSE, FALSE, 0);
gtk_container_add(GTK_CONTAINER(windowdlg), vbox);
gtk_widget_show(windowdlg);
snprintf(gcharbuffer, 100, "changenode\n");
addmsg2textview(gcharbuffer, FALSE);
g_print("changenode\n");
return 0;
}
When I add a new string to list. No error happened, but at last, all the
data is the same, and picture is as follow
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<<image001.jpg>>
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