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#include <gtk/gtk.h>
static void rgba_changed (GtkColorChooser *chooser, GParamSpec *pspec, gpointer data);
static void
text_activated (GtkEntry *entry, gpointer data)
{
GtkColorChooser *chooser = data;
GdkRGBA rgba;
const char *text;
text = gtk_entry_get_text (entry);
g_signal_handlers_block_by_func (entry, rgba_changed, entry);
if (gdk_rgba_parse (&rgba, text))
gtk_color_chooser_set_rgba (chooser, &rgba);
g_signal_handlers_unblock_by_func (entry, rgba_changed, entry);
}
static void
rgba_changed (GtkColorChooser *chooser, GParamSpec *pspec, gpointer data)
{
GtkWidget *entry = data;
GdkRGBA color;
char *s;
gtk_color_chooser_get_rgba (chooser, &color);
s = gdk_rgba_to_string (&color);
g_signal_handlers_block_by_func (entry, text_activated, chooser);
gtk_entry_set_text (GTK_ENTRY (entry), s);
g_signal_handlers_unblock_by_func (entry, text_activated, chooser);
g_free (s);
}
int main (int argc, char *argv[])
{
GtkWidget *window;
GtkWidget *chooser;
GtkWidget *entry;
GtkBuilder *builder;
gtk_init (NULL, NULL);
builder = gtk_builder_new_from_file ("testcolorchooser2.ui");
window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
chooser = GTK_WIDGET (gtk_builder_get_object (builder, "chooser"));
entry = GTK_WIDGET (gtk_builder_get_object (builder, "entry"));
g_signal_connect (chooser, "notify::rgba", G_CALLBACK (rgba_changed), entry);
g_signal_connect (entry, "activate", G_CALLBACK (text_activated), chooser);
gtk_widget_show (window);
gtk_main ();
return 0;
}
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