Adding upstream version 43.9.upstream/43.9upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 167 insertions, 0 deletions

diff --git a/src/st/st-widget.h b/src/st/st-widget.h
new file mode 100644
index 0000000..f00c987
--- /dev/null
+++ b/src/st/st-widget.h
@@ -0,0 +1,167 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+/*
+ * st-widget.h: Base class for St actors
+ *
+ * Copyright 2007 OpenedHand
+ * Copyright 2008, 2009 Intel Corporation.
+ * Copyright 2009, 2010 Red Hat, Inc.
+ * Copyright 2009 Abderrahim Kitouni
+ * Copyright 2010 Florian Müllner
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU Lesser General Public License,
+ * version 2.1, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#if !defined(ST_H_INSIDE) && !defined(ST_COMPILATION)
+#error "Only <st/st.h> can be included directly.h"
+#endif
+
+#ifndef __ST_WIDGET_H__
+#define __ST_WIDGET_H__
+
+#include <clutter/clutter.h>
+#include <st/st-types.h>
+#include <st/st-theme.h>
+#include <st/st-theme-node.h>
+
+G_BEGIN_DECLS
+
+#define ST_TYPE_WIDGET                 (st_widget_get_type ())
+G_DECLARE_DERIVABLE_TYPE (StWidget, st_widget, ST, WIDGET, ClutterActor)
+
+/**
+ * StDirectionType:
+ * @ST_DIR_TAB_FORWARD: Move forward.
+ * @ST_DIR_TAB_BACKWARD: Move backward.
+ * @ST_DIR_UP: Move up.
+ * @ST_DIR_DOWN: Move down.
+ * @ST_DIR_LEFT: Move left.
+ * @ST_DIR_RIGHT: Move right.
+ *
+ * Enumeration for focus direction.
+ */
+typedef enum
+{
+  ST_DIR_TAB_FORWARD,
+  ST_DIR_TAB_BACKWARD,
+  ST_DIR_UP,
+  ST_DIR_DOWN,
+  ST_DIR_LEFT,
+  ST_DIR_RIGHT,
+} StDirectionType;
+
+typedef struct _StWidgetClass          StWidgetClass;
+
+/**
+ * StWidgetClass:
+ *
+ * Base class for stylable actors.
+ */
+struct _StWidgetClass
+{
+  /*< private >*/
+  ClutterActorClass parent_class;
+
+  /* signals */
+  void     (* style_changed)       (StWidget         *self);
+  void     (* popup_menu)          (StWidget         *self);
+
+  /* vfuncs */
+
+  /**
+   * StWidgetClass::navigate_focus:
+   * @self: the "top level" container
+   * @from: (nullable): the actor that the focus is coming from
+   * @direction: the direction focus is moving in
+   */
+  gboolean (* navigate_focus)      (StWidget         *self,
+                                    ClutterActor     *from,
+                                    StDirectionType   direction);
+  GType    (* get_accessible_type) (void);
+
+  GList *  (* get_focus_chain)     (StWidget         *widget);
+};
+
+void                  st_widget_set_style_pseudo_class    (StWidget        *actor,
+                                                           const gchar     *pseudo_class_list);
+void                  st_widget_add_style_pseudo_class    (StWidget        *actor,
+                                                           const gchar     *pseudo_class);
+void                  st_widget_remove_style_pseudo_class (StWidget        *actor,
+                                                           const gchar     *pseudo_class);
+const gchar *         st_widget_get_style_pseudo_class    (StWidget        *actor);
+gboolean              st_widget_has_style_pseudo_class    (StWidget        *actor,
+                                                           const gchar     *pseudo_class);
+
+void                  st_widget_set_style_class_name      (StWidget        *actor,
+                                                           const gchar     *style_class_list);
+void                  st_widget_add_style_class_name      (StWidget        *actor,
+                                                           const gchar     *style_class);
+void                  st_widget_remove_style_class_name   (StWidget        *actor,
+                                                           const gchar     *style_class);
+const gchar *         st_widget_get_style_class_name      (StWidget        *actor);
+gboolean              st_widget_has_style_class_name      (StWidget        *actor,
+                                                           const gchar     *style_class);
+
+void                  st_widget_set_style                 (StWidget        *actor,
+                                                           const gchar     *style);
+const gchar *         st_widget_get_style                 (StWidget        *actor);
+void                  st_widget_set_track_hover           (StWidget        *widget,
+                                                           gboolean         track_hover);
+gboolean              st_widget_get_track_hover           (StWidget        *widget);
+void                  st_widget_set_hover                 (StWidget        *widget,
+                                                           gboolean         hover);
+void                  st_widget_sync_hover                (StWidget        *widget);
+gboolean              st_widget_get_hover                 (StWidget        *widget);
+void                  st_widget_popup_menu                (StWidget        *self);
+
+void                  st_widget_ensure_style              (StWidget        *widget);
+
+void                  st_widget_set_can_focus             (StWidget        *widget,
+                                                           gboolean         can_focus);
+gboolean              st_widget_get_can_focus             (StWidget        *widget);
+gboolean              st_widget_navigate_focus            (StWidget        *widget,
+                                                           ClutterActor    *from,
+                                                           StDirectionType  direction,
+                                                           gboolean         wrap_around);
+
+ClutterActor *        st_widget_get_label_actor           (StWidget        *widget);
+void                  st_widget_set_label_actor           (StWidget        *widget,
+                                                           ClutterActor    *label);
+
+/* Only to be used by sub-classes of StWidget */
+void                  st_widget_style_changed             (StWidget        *widget);
+StThemeNode *         st_widget_get_theme_node            (StWidget        *widget);
+StThemeNode *         st_widget_peek_theme_node           (StWidget        *widget);
+
+GList *               st_widget_get_focus_chain           (StWidget        *widget);
+void                  st_widget_paint_background          (StWidget            *widget,
+                                                           ClutterPaintContext *paint_context);
+
+/* debug methods */
+char  *st_describe_actor       (ClutterActor *actor);
+
+/* accessibility methods */
+void                  st_widget_set_accessible_role      (StWidget    *widget,
+                                                          AtkRole      role);
+AtkRole               st_widget_get_accessible_role      (StWidget    *widget);
+void                  st_widget_add_accessible_state     (StWidget    *widget,
+                                                          AtkStateType state);
+void                  st_widget_remove_accessible_state  (StWidget    *widget,
+                                                          AtkStateType state);
+void                  st_widget_set_accessible_name      (StWidget    *widget,
+                                                          const gchar *name);
+const gchar *         st_widget_get_accessible_name      (StWidget    *widget);
+void                  st_widget_set_accessible           (StWidget    *widget,
+                                                          AtkObject   *accessible);
+G_END_DECLS
+
+#endif /* __ST_WIDGET_H__ */