mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-12-26 13:41:07 +00:00
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
#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_editable_get_text (GTK_EDITABLE (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_editable_set_text (GTK_EDITABLE (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 ();
|
|
|
|
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);
|
|
|
|
while (TRUE)
|
|
g_main_context_iteration (NULL, TRUE);
|
|
|
|
return 0;
|
|
}
|