3 * Copyright (C) 2010 Openismus GmbH
6 * Tristan Van Berkom <tristanvb@openismus.com>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
24 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
25 #error "Only <gtk/gtk.h> can be included directly."
28 #ifndef __GTK_CELL_AREA_H__
29 #define __GTK_CELL_AREA_H__
31 #include <gtk/gtkcellrenderer.h>
32 #include <gtk/gtkwidget.h>
33 #include <gtk/gtktreemodel.h>
37 #define GTK_TYPE_CELL_AREA (gtk_cell_area_get_type ())
38 #define GTK_CELL_AREA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_AREA, GtkCellArea))
39 #define GTK_CELL_AREA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CELL_AREA, GtkCellAreaClass))
40 #define GTK_IS_CELL_AREA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_AREA))
41 #define GTK_IS_CELL_AREA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CELL_AREA))
42 #define GTK_CELL_AREA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CELL_AREA, GtkCellAreaClass))
44 typedef struct _GtkCellArea GtkCellArea;
45 typedef struct _GtkCellAreaClass GtkCellAreaClass;
46 typedef struct _GtkCellAreaPrivate GtkCellAreaPrivate;
47 typedef struct _GtkCellAreaIter GtkCellAreaIter;
51 * @renderer: the cell renderer to operate on
52 * @data: user-supplied data
54 * The type of the callback functions used for iterating over
55 * the cell renderers of a #GtkCellArea, see gtk_cell_area_forall().
57 typedef void (*GtkCellCallback) (GtkCellRenderer *renderer,
63 GInitiallyUnowned parent_instance;
65 GtkCellAreaPrivate *priv;
68 struct _GtkCellAreaClass
70 GInitiallyUnownedClass parent_class;
72 /* vtable - not signals */
75 void (* add) (GtkCellArea *area,
76 GtkCellRenderer *renderer);
77 void (* remove) (GtkCellArea *area,
78 GtkCellRenderer *renderer);
79 void (* forall) (GtkCellArea *area,
80 GtkCellCallback callback,
81 gpointer callback_data);
82 void (* get_cell_allocation) (GtkCellArea *area,
83 GtkCellAreaIter *iter,
85 GtkCellRenderer *renderer,
86 const GdkRectangle *cell_area,
87 GdkRectangle *allocation);
88 gint (* event) (GtkCellArea *area,
89 GtkCellAreaIter *iter,
92 const GdkRectangle *cell_area,
93 GtkCellRendererState flags);
94 void (* render) (GtkCellArea *area,
95 GtkCellAreaIter *iter,
98 const GdkRectangle *cell_area,
99 GtkCellRendererState flags);
102 GtkCellAreaIter *(* create_iter) (GtkCellArea *area);
103 GtkSizeRequestMode (* get_request_mode) (GtkCellArea *area);
104 void (* get_preferred_width) (GtkCellArea *area,
105 GtkCellAreaIter *iter,
109 void (* get_preferred_height_for_width) (GtkCellArea *area,
110 GtkCellAreaIter *iter,
113 gint *minimum_height,
114 gint *natural_height);
115 void (* get_preferred_height) (GtkCellArea *area,
116 GtkCellAreaIter *iter,
120 void (* get_preferred_width_for_height) (GtkCellArea *area,
121 GtkCellAreaIter *iter,
125 gint *natural_width);
127 /* Cell Properties */
128 void (* set_cell_property) (GtkCellArea *area,
129 GtkCellRenderer *renderer,
133 void (* get_cell_property) (GtkCellArea *area,
134 GtkCellRenderer *renderer,
140 void (* grab_focus) (GtkCellArea *area,
141 GtkDirectionType direction);
142 void (* update_focus) (GtkCellArea *area);
144 /* Padding for future expansion */
145 void (*_gtk_reserved1) (void);
146 void (*_gtk_reserved2) (void);
147 void (*_gtk_reserved3) (void);
148 void (*_gtk_reserved4) (void);
149 void (*_gtk_reserved5) (void);
150 void (*_gtk_reserved6) (void);
151 void (*_gtk_reserved7) (void);
152 void (*_gtk_reserved8) (void);
155 GType gtk_cell_area_get_type (void) G_GNUC_CONST;
158 void gtk_cell_area_add (GtkCellArea *area,
159 GtkCellRenderer *renderer);
160 void gtk_cell_area_remove (GtkCellArea *area,
161 GtkCellRenderer *renderer);
162 void gtk_cell_area_forall (GtkCellArea *area,
163 GtkCellCallback callback,
164 gpointer callback_data);
165 void gtk_cell_area_get_cell_allocation (GtkCellArea *area,
166 GtkCellAreaIter *iter,
168 GtkCellRenderer *renderer,
169 const GdkRectangle *cell_area,
170 GdkRectangle *allocation);
171 gint gtk_cell_area_event (GtkCellArea *area,
172 GtkCellAreaIter *iter,
175 const GdkRectangle *cell_area,
176 GtkCellRendererState flags);
177 void gtk_cell_area_render (GtkCellArea *area,
178 GtkCellAreaIter *iter,
181 const GdkRectangle *cell_area,
182 GtkCellRendererState flags);
185 GtkCellAreaIter *gtk_cell_area_create_iter (GtkCellArea *area);
186 GtkSizeRequestMode gtk_cell_area_get_request_mode (GtkCellArea *area);
187 void gtk_cell_area_get_preferred_width (GtkCellArea *area,
188 GtkCellAreaIter *iter,
192 void gtk_cell_area_get_preferred_height_for_width (GtkCellArea *area,
193 GtkCellAreaIter *iter,
196 gint *minimum_height,
197 gint *natural_height);
198 void gtk_cell_area_get_preferred_height (GtkCellArea *area,
199 GtkCellAreaIter *iter,
203 void gtk_cell_area_get_preferred_width_for_height (GtkCellArea *area,
204 GtkCellAreaIter *iter,
208 gint *natural_width);
209 G_CONST_RETURN gchar *gtk_cell_area_get_current_path_string (GtkCellArea *area);
213 void gtk_cell_area_apply_attributes (GtkCellArea *area,
214 GtkTreeModel *tree_model,
216 gboolean is_expander,
217 gboolean is_expanded);
218 void gtk_cell_area_attribute_connect (GtkCellArea *area,
219 GtkCellRenderer *renderer,
220 const gchar *attribute,
222 void gtk_cell_area_attribute_disconnect (GtkCellArea *area,
223 GtkCellRenderer *renderer,
224 const gchar *attribute);
226 /* Cell Properties */
227 void gtk_cell_area_class_install_cell_property (GtkCellAreaClass *aclass,
230 GParamSpec* gtk_cell_area_class_find_cell_property (GtkCellAreaClass *aclass,
231 const gchar *property_name);
232 GParamSpec** gtk_cell_area_class_list_cell_properties (GtkCellAreaClass *aclass,
233 guint *n_properties);
234 void gtk_cell_area_add_with_properties (GtkCellArea *area,
235 GtkCellRenderer *renderer,
236 const gchar *first_prop_name,
237 ...) G_GNUC_NULL_TERMINATED;
238 void gtk_cell_area_cell_set (GtkCellArea *area,
239 GtkCellRenderer *renderer,
240 const gchar *first_prop_name,
241 ...) G_GNUC_NULL_TERMINATED;
242 void gtk_cell_area_cell_get (GtkCellArea *area,
243 GtkCellRenderer *renderer,
244 const gchar *first_prop_name,
245 ...) G_GNUC_NULL_TERMINATED;
246 void gtk_cell_area_cell_set_valist (GtkCellArea *area,
247 GtkCellRenderer *renderer,
248 const gchar *first_property_name,
250 void gtk_cell_area_cell_get_valist (GtkCellArea *area,
251 GtkCellRenderer *renderer,
252 const gchar *first_property_name,
254 void gtk_cell_area_cell_set_property (GtkCellArea *area,
255 GtkCellRenderer *renderer,
256 const gchar *property_name,
257 const GValue *value);
258 void gtk_cell_area_cell_get_property (GtkCellArea *area,
259 GtkCellRenderer *renderer,
260 const gchar *property_name,
263 #define GTK_CELL_AREA_WARN_INVALID_CHILD_PROPERTY_ID(object, property_id, pspec) \
264 G_OBJECT_WARN_INVALID_PSPEC ((object), "cell property id", (property_id), (pspec))
268 void gtk_cell_area_grab_focus (GtkCellArea *area,
269 GtkDirectionType direction);
270 void gtk_cell_area_focus_leave (GtkCellArea *area,
271 GtkDirectionType direction,
273 void gtk_cell_area_update_focus (GtkCellArea *area);
274 void gtk_cell_area_set_can_focus (GtkCellArea *area,
276 gboolean gtk_cell_area_get_can_focus (GtkCellArea *area);
277 void gtk_cell_area_set_focus_cell (GtkCellArea *area,
278 GtkCellRenderer *renderer);
279 GtkCellRenderer *gtk_cell_area_get_focus_cell (GtkCellArea *area);
280 void gtk_cell_area_set_edited_cell (GtkCellArea *area,
281 GtkCellRenderer *renderer);
282 GtkCellRenderer *gtk_cell_area_get_edited_cell (GtkCellArea *area);
287 gint gtk_cell_area_get_cell_margin_left (GtkCellArea *area);
288 void gtk_cell_area_set_cell_margin_left (GtkCellArea *area,
290 gint gtk_cell_area_get_cell_margin_right (GtkCellArea *area);
291 void gtk_cell_area_set_cell_margin_right (GtkCellArea *area,
293 gint gtk_cell_area_get_cell_margin_top (GtkCellArea *area);
294 void gtk_cell_area_set_cell_margin_top (GtkCellArea *area,
296 gint gtk_cell_area_get_cell_margin_bottom (GtkCellArea *area);
297 void gtk_cell_area_set_cell_margin_bottom (GtkCellArea *area,
300 /* Functions for area implementations */
302 /* Signal that editing started on the area (fires the "editing-started" signal) */
303 void gtk_cell_area_editing_started (GtkCellArea *area,
304 GtkCellRenderer *renderer,
305 GtkCellEditable *editable);
307 /* Distinguish the inner cell area from the whole requested area including margins */
308 void gtk_cell_area_inner_cell_area (GtkCellArea *area,
309 GdkRectangle *cell_area,
310 GdkRectangle *inner_cell_area);
312 /* Request the size of a cell while respecting the cell margins (requests are margin inclusive) */
313 void gtk_cell_area_request_renderer (GtkCellArea *area,
314 GtkCellRenderer *renderer,
315 GtkOrientation orientation,
323 #endif /* __GTK_CELL_AREA_H__ */