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/* Constraints/Builder
*
* GtkConstraintLayouts can be created in .ui files, and constraints can
* be set up at that time as well, as this example demonstrates. It shows
* various ways to do spacing and sizing with constraints.
*
* Make the window wider to see the rows react differently
*/
#include <glib/gi18n.h>
#include <gtk/gtk.h>
G_DECLARE_FINAL_TYPE (ConstraintsGrid, constraints_grid, CONSTRAINTS, GRID, GtkWidget)
struct _ConstraintsGrid
{
GtkWidget parent_instance;
};
G_DEFINE_TYPE (ConstraintsGrid, constraints_grid, GTK_TYPE_WIDGET)
static void
constraints_grid_init (ConstraintsGrid *grid)
{
}
static void
constraints_grid_dispose (GObject *object)
{
GtkWidget *widget = GTK_WIDGET (object);
GtkWidget *child;
while ((child = gtk_widget_get_first_child (widget)))
gtk_widget_unparent (child);
G_OBJECT_CLASS (constraints_grid_parent_class)->dispose (object);
}
static void
constraints_grid_class_init (ConstraintsGridClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = constraints_grid_dispose;
}
GtkWidget *
do_constraints_builder (GtkWidget *do_widget)
{
static GtkWidget *window;
if (!window)
{
GtkBuilder *builder;
g_type_ensure (constraints_grid_get_type ());
builder = gtk_builder_new_from_resource ("/constraints_builder/constraints_builder.ui");
window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
g_object_unref (builder);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
return window;
}
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