103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
// +build !windows,!darwin
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// 13 august 2014
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#include "gtk_unix.h"
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#include "_cgo_export.h"
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#define GOCONTAINER_TYPE (goContainer_get_type())
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#define GOCONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GOCONTAINER_TYPE, goContainer))
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#define IS_GOCONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GOCONTAINER_TYPE))
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#define GOCONTAINER_CLASS(class) (G_TYPE_CHECK_CLASS_CAST((class), GOCONTAINER_TYPE, goContainerClass))
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#define IS_GOCONTAINER_CLASS(class) (G_TYPE_CHECK_CLASS_TYPE((class), GOCONTAINER_TYPE))
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#define GOCONTAINER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GOCONTAINER_TYPE, goContainerClass))
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typedef struct goContainer goContainer;
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typedef struct goContainerClass goContainerClass;
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struct goContainer {
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GtkContainer parent_instance;
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void *gocontainer;
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GPtrArray *children; // for forall()
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};
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struct goContainerClass {
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GtkContainerClass parent_class;
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};
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G_DEFINE_TYPE(goContainer, goContainer, GTK_TYPE_CONTAINER)
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static void goContainer_init(goContainer *c)
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{
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c->children = g_ptr_array_new();
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gtk_widget_set_has_window(GTK_WIDGET(c), FALSE);
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}
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static void goContainer_dispose(GObject *obj)
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{
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g_ptr_array_unref(GOCONTAINER(obj)->children);
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G_OBJECT_CLASS(goContainer_parent_class)->dispose(obj);
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}
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static void goContainer_finalize(GObject *obj)
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{
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G_OBJECT_CLASS(goContainer_parent_class)->finalize(obj);
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}
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static void goContainer_add(GtkContainer *container, GtkWidget *widget)
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{
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gtk_widget_set_parent(widget, GTK_WIDGET(container));
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g_ptr_array_add(GOCONTAINER(container)->children, widget);
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}
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static void goContainer_remove(GtkContainer *container, GtkWidget *widget)
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{
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gtk_widget_unparent(widget);
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g_ptr_array_remove(GOCONTAINER(container)->children, widget);
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}
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static void goContainer_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
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{
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gtk_widget_set_allocation(widget, allocation);
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}
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struct forall {
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GtkCallback callback;
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gpointer data;
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};
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static void doforall(gpointer obj, gpointer data)
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{
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struct forall *s = (struct forall *) data;
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(*(s->callback))(GTK_WIDGET(obj), s->data);
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}
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static void goContainer_forall(GtkContainer *container, gboolean includeInternals, GtkCallback callback, gpointer data)
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{
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struct forall s;
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s.callback = callback;
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s.data = data;
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g_ptr_array_foreach(GOCONTAINER(container)->children, doforall, &s);
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}
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static void goContainer_class_init(goContainerClass *class)
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{
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G_OBJECT_CLASS(class)->dispose = goContainer_dispose;
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G_OBJECT_CLASS(class)->finalize = goContainer_finalize;
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GTK_WIDGET_CLASS(class)->size_allocate = goContainer_size_allocate;
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GTK_CONTAINER_CLASS(class)->add = goContainer_add;
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GTK_CONTAINER_CLASS(class)->remove = goContainer_remove;
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GTK_CONTAINER_CLASS(class)->forall = goContainer_forall;
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}
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GtkWidget *newContainer(void *gocontainer)
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{
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goContainer *c;
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c = (goContainer *) g_object_new(GOCONTAINER_TYPE, NULL);
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c->gocontainer = gocontainer;
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return GTK_WIDGET(c);
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}
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