+#include "widget.h"
+#include <gtk/gtk.h>
+
+void widget_set_visible(ui::Widget widget, bool shown)
+{
+ if (shown) {
+ widget.show();
+ } else {
+ gtk_widget_hide(widget);
+ }
+}
+
+bool widget_is_visible(ui::Widget widget)
+{
+ return gtk_widget_get_visible(widget) != FALSE;
+}
+
+void widget_queue_draw(ui::Widget &widget)
+{
+ gtk_widget_queue_draw(widget);
+}
+
+void widget_make_default(ui::Widget widget)
+{
+ gtk_widget_set_can_default(widget, true);
+ gtk_widget_grab_default(widget);
+}
+
+gboolean ToggleShown::notify_visible(ui::Widget widget, gpointer dummy, ToggleShown *self)
+{
+ self->update();
+ return FALSE;
+}
+
+gboolean ToggleShown::destroy(ui::Widget widget, ToggleShown *self)
+{
+ self->m_shownDeferred = gtk_widget_get_visible(self->m_widget) != FALSE;
+ self->m_widget = ui::Widget(nullptr);
+ return FALSE;
+}
+
+void ToggleShown::update()
+{
+ m_item.update();
+}
+
+bool ToggleShown::active() const
+{
+ if (!m_widget) {
+ return m_shownDeferred;
+ } else {
+ return gtk_widget_get_visible(m_widget) != FALSE;
+ }
+}
+
+void ToggleShown::exportActive(const BoolImportCallback &importCallback)
+{
+ importCallback(active());
+}
+
+void ToggleShown::set(bool shown)
+{
+ if (!m_widget) {
+ m_shownDeferred = shown;
+ } else {
+ widget_set_visible(m_widget, shown);
+ }
+}
+
+void ToggleShown::toggle()
+{
+ widget_toggle_visible(m_widget);
+}
+
+void ToggleShown::connect(ui::Widget widget)
+{
+ m_widget = widget;
+ widget_set_visible(m_widget, m_shownDeferred);
+ g_signal_connect(G_OBJECT(m_widget), "notify::visible", G_CALLBACK(notify_visible), this);
+ g_signal_connect(G_OBJECT(m_widget), "destroy", G_CALLBACK(destroy), this);
+ update();
+}
+
+gboolean WidgetFocusPrinter::focus_in(ui::Widget widget, GdkEventFocus *event, WidgetFocusPrinter *self)
+{
+ globalOutputStream() << self->m_name << " takes focus\n";
+ return FALSE;
+}
+
+gboolean WidgetFocusPrinter::focus_out(ui::Widget widget, GdkEventFocus *event, WidgetFocusPrinter *self)
+{
+ globalOutputStream() << self->m_name << " loses focus\n";
+ return FALSE;
+}
+
+void WidgetFocusPrinter::connect(ui::Widget widget)
+{
+ g_signal_connect(G_OBJECT(widget), "focus_in_event", G_CALLBACK(focus_in), this);
+ g_signal_connect(G_OBJECT(widget), "focus_out_event", G_CALLBACK(focus_out), this);
+}