2 * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
20 #ifndef __GTK_TREE_PRIVATE_H__
21 #define __GTK_TREE_PRIVATE_H__
27 #include <gtk/gtktreeview.h>
28 #include <gtk/gtktreeselection.h>
29 #include <gtk/gtkrbtree.h>
31 #define TREE_VIEW_DRAG_WIDTH 6
35 GTK_TREE_VIEW_IS_LIST = 1 << 0,
36 GTK_TREE_VIEW_SHOW_EXPANDERS = 1 << 1,
37 GTK_TREE_VIEW_IN_COLUMN_RESIZE = 1 << 2,
38 GTK_TREE_VIEW_ARROW_PRELIT = 1 << 3,
39 GTK_TREE_VIEW_HEADERS_VISIBLE = 1 << 4,
40 GTK_TREE_VIEW_DRAW_KEYFOCUS = 1 << 5,
41 GTK_TREE_VIEW_MODEL_SETUP = 1 << 6,
42 GTK_TREE_VIEW_IN_COLUMN_DRAG = 1 << 7
47 GTK_TREE_SELECT_MODE_TOGGLE = 1 << 0,
48 GTK_TREE_SELECT_MODE_EXTEND = 1 << 1
54 DRAG_COLUMN_WINDOW_STATE_UNSET = 0,
55 DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1,
56 DRAG_COLUMN_WINDOW_STATE_ARROW = 2,
57 DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3,
58 DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4
64 RUBBER_BAND_MAYBE_START = 1,
65 RUBBER_BAND_ACTIVE = 2
68 #define GTK_TREE_VIEW_SET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags|=flag); }G_STMT_END
69 #define GTK_TREE_VIEW_UNSET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags&=~(flag)); }G_STMT_END
70 #define GTK_TREE_VIEW_FLAG_SET(tree_view, flag) ((tree_view->priv->flags&flag)==flag)
71 #define TREE_VIEW_HEADER_HEIGHT(tree_view) (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE)?tree_view->priv->header_height:0)
72 #define TREE_VIEW_COLUMN_REQUESTED_WIDTH(column) (CLAMP (column->requested_width, (column->min_width!=-1)?column->min_width:column->requested_width, (column->max_width!=-1)?column->max_width:column->requested_width))
73 #define TREE_VIEW_DRAW_EXPANDERS(tree_view) (!GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IS_LIST)&>K_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_SHOW_EXPANDERS))
75 /* This lovely little value is used to determine how far away from the title bar
76 * you can move the mouse and still have a column drag work.
78 #define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*TREE_VIEW_HEADER_HEIGHT(tree_view))
80 typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder;
81 struct _GtkTreeViewColumnReorder
85 GtkTreeViewColumn *left_column;
86 GtkTreeViewColumn *right_column;
89 struct _GtkTreeViewPrivate
94 /* tree information */
103 GtkAdjustment *hadjustment;
104 GtkAdjustment *vadjustment;
107 GdkWindow *bin_window;
108 GdkWindow *header_window;
110 /* Scroll position state keeping */
111 GtkTreeRowReference *top_row;
113 /* dy == y pos of top_row + top_row_dy */
114 /* we cache it for simplicity of the code */
117 guint presize_handler_timer;
118 guint validate_rows_timer;
119 guint scroll_sync_timer;
121 /* Indentation and expander layout */
123 GtkTreeViewColumn *expander_column;
125 gint level_indentation;
127 /* Key navigation (focus), selection */
130 GtkTreeRowReference *anchor;
131 GtkTreeRowReference *cursor;
133 GtkTreeViewColumn *focus_column;
135 /* Current pressed node, previously pressed, prelight */
136 GtkRBNode *button_pressed_node;
137 GtkRBTree *button_pressed_tree;
146 guint last_button_time;
150 GtkRBNode *prelight_node;
151 GtkRBTree *prelight_tree;
154 GtkTreeViewColumn *edited_column;
156 /* The node that's currently being collapsed or expanded */
157 GtkRBNode *expanded_collapsed_node;
158 GtkRBTree *expanded_collapsed_tree;
159 guint expand_collapse_timeout;
161 /* Auto expand/collapse timeout in hover mode */
162 guint auto_expand_timeout;
164 /* Selection information */
165 GtkTreeSelection *selection;
167 /* Header information */
172 GtkTreeViewColumnDropFunc column_drop_func;
173 gpointer column_drop_func_data;
174 GDestroyNotify column_drop_func_data_destroy;
175 GList *column_drag_info;
176 GtkTreeViewColumnReorder *cur_reorder;
178 gint prev_width_before_expander;
180 /* Interactive Header reordering */
181 GdkWindow *drag_window;
182 GdkWindow *drag_highlight_window;
183 GtkTreeViewColumn *drag_column;
186 /* Interactive Header Resizing */
190 /* Non-interactive Header Resizing, expand flag support */
193 gint last_extra_space;
194 gint last_extra_space_per_column;
195 gint last_number_of_expand_columns;
198 GtkTreeDestroyCountFunc destroy_count_func;
199 gpointer destroy_count_data;
200 GDestroyNotify destroy_count_destroy;
202 /* Scroll timeout (e.g. during dnd, rubber banding) */
203 guint scroll_timeout;
205 /* Row drag-and-drop */
206 GtkTreeRowReference *drag_dest_row;
207 GtkTreeViewDropPosition drag_dest_pos;
208 guint open_dest_timeout;
211 gint rubber_band_status;
214 gint rubber_band_shift;
215 gint rubber_band_ctrl;
217 GtkRBNode *rubber_band_start_node;
218 GtkRBTree *rubber_band_start_tree;
220 GtkRBNode *rubber_band_end_node;
221 GtkRBTree *rubber_band_end_tree;
226 /* Scroll-to functionality when unrealized */
227 GtkTreeRowReference *scroll_to_path;
228 GtkTreeViewColumn *scroll_to_column;
229 gfloat scroll_to_row_align;
230 gfloat scroll_to_col_align;
232 /* Interactive search */
235 GtkTreeViewSearchPositionFunc search_position_func;
236 GtkTreeViewSearchEqualFunc search_equal_func;
237 gpointer search_user_data;
238 GDestroyNotify search_destroy;
239 gpointer search_position_user_data;
240 GDestroyNotify search_position_destroy;
241 GtkWidget *search_window;
242 GtkWidget *search_entry;
243 guint search_entry_changed_id;
244 guint typeselect_flush_timeout;
246 /* Grid and tree lines */
247 GtkTreeViewGridLines grid_lines;
250 gboolean tree_lines_enabled;
254 GtkTreeViewRowSeparatorFunc row_separator_func;
255 gpointer row_separator_data;
256 GDestroyNotify row_separator_destroy;
258 /* Tooltip support */
261 /* Here comes the bitfield */
262 guint scroll_to_use_align : 1;
264 guint fixed_height_mode : 1;
265 guint fixed_height_check : 1;
267 guint reorderable : 1;
268 guint header_has_focus : 1;
269 guint drag_column_window_state : 3;
270 /* hint to display rows in alternating colors */
272 guint mark_rows_col_dirty : 1;
275 guint empty_view_drop : 1;
277 guint ctrl_pressed : 1;
278 guint shift_pressed : 1;
280 guint init_hadjust_value : 1;
282 guint in_top_row_to_dy : 1;
284 /* interactive search */
285 guint enable_search : 1;
286 guint disable_popdown : 1;
287 guint search_custom_entry_set : 1;
289 guint hover_selection : 1;
290 guint hover_expand : 1;
291 guint imcontext_changed : 1;
293 guint rubber_banding_enable : 1;
297 guint post_validation_flag : 1;
299 /* Whether our key press handler is to avoid sending an unhandled binding to the search entry */
300 guint search_entry_avoid_unhandled_binding : 1;
305 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
308 g_log (G_LOG_DOMAIN, \
309 G_LOG_LEVEL_CRITICAL, \
310 "%s (%s): assertion `%s' failed.\n" \
311 "There is a disparity between the internal view of the GtkTreeView,\n" \
312 "and the GtkTreeModel. This generally means that the model has changed\n"\
313 "without letting the view know. Any display from now on is likely to\n" \
321 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
324 g_log (G_LOG_DOMAIN, \
325 G_LOG_LEVEL_CRITICAL, \
326 "%s (%s): assertion `%s' failed.\n" \
327 "There is a disparity between the internal view of the GtkTreeView,\n" \
328 "and the GtkTreeModel. This generally means that the model has changed\n"\
329 "without letting the view know. Any display from now on is likely to\n" \
339 #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
342 g_log (G_LOG_DOMAIN, \
343 G_LOG_LEVEL_CRITICAL, \
344 "file %s: line %d: assertion `%s' failed.\n" \
345 "There is a disparity between the internal view of the GtkTreeView,\n" \
346 "and the GtkTreeModel. This generally means that the model has changed\n"\
347 "without letting the view know. Any display from now on is likely to\n" \
355 #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
358 g_log (G_LOG_DOMAIN, \
359 G_LOG_LEVEL_CRITICAL, \
360 "file %s: line %d: assertion '%s' failed.\n" \
361 "There is a disparity between the internal view of the GtkTreeView,\n" \
362 "and the GtkTreeModel. This generally means that the model has changed\n"\
363 "without letting the view know. Any display from now on is likely to\n" \
373 /* functions that shouldn't be exported */
374 void _gtk_tree_selection_internal_select_node (GtkTreeSelection *selection,
378 GtkTreeSelectMode mode,
379 gboolean override_browse_mode);
380 void _gtk_tree_selection_emit_changed (GtkTreeSelection *selection);
381 gboolean _gtk_tree_view_find_node (GtkTreeView *tree_view,
385 GtkTreePath *_gtk_tree_view_find_path (GtkTreeView *tree_view,
388 void _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
394 void _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
397 const GdkRectangle *clip_rect);
399 void _gtk_tree_view_column_realize_button (GtkTreeViewColumn *column);
400 void _gtk_tree_view_column_unrealize_button (GtkTreeViewColumn *column);
401 void _gtk_tree_view_column_set_tree_view (GtkTreeViewColumn *column,
402 GtkTreeView *tree_view);
403 void _gtk_tree_view_column_unset_model (GtkTreeViewColumn *column,
404 GtkTreeModel *old_model);
405 void _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column);
406 void _gtk_tree_view_column_set_width (GtkTreeViewColumn *column,
408 void _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
409 GtkTreeViewColumn *column,
411 gboolean _gtk_tree_view_column_cell_event (GtkTreeViewColumn *tree_column,
412 GtkCellEditable **editable_widget,
415 const GdkRectangle *background_area,
416 const GdkRectangle *cell_area,
418 void _gtk_tree_view_column_start_editing (GtkTreeViewColumn *tree_column,
419 GtkCellEditable *editable_widget);
420 void _gtk_tree_view_column_stop_editing (GtkTreeViewColumn *tree_column);
421 void _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view);
422 void _gtk_tree_view_column_autosize (GtkTreeView *tree_view,
423 GtkTreeViewColumn *column);
425 gboolean _gtk_tree_view_column_has_editable_cell (GtkTreeViewColumn *column);
426 GtkCellRenderer *_gtk_tree_view_column_get_edited_cell (GtkTreeViewColumn *column);
427 gint _gtk_tree_view_column_count_special_cells (GtkTreeViewColumn *column);
428 GtkCellRenderer *_gtk_tree_view_column_get_cell_at_pos (GtkTreeViewColumn *column,
431 GtkTreeSelection* _gtk_tree_selection_new (void);
432 GtkTreeSelection* _gtk_tree_selection_new_with_tree_view (GtkTreeView *tree_view);
433 void _gtk_tree_selection_set_tree_view (GtkTreeSelection *selection,
434 GtkTreeView *tree_view);
435 gboolean _gtk_tree_selection_row_is_selectable (GtkTreeSelection *selection,
439 void _gtk_tree_view_column_cell_render (GtkTreeViewColumn *tree_column,
441 const GdkRectangle *background_area,
442 const GdkRectangle *cell_area,
443 const GdkRectangle *expose_area,
445 void _gtk_tree_view_column_get_focus_area (GtkTreeViewColumn *tree_column,
446 const GdkRectangle *background_area,
447 const GdkRectangle *cell_area,
448 GdkRectangle *focus_area);
449 gboolean _gtk_tree_view_column_cell_focus (GtkTreeViewColumn *tree_column,
453 void _gtk_tree_view_column_cell_draw_focus (GtkTreeViewColumn *tree_column,
455 const GdkRectangle *background_area,
456 const GdkRectangle *cell_area,
457 const GdkRectangle *expose_area,
459 void _gtk_tree_view_column_cell_set_dirty (GtkTreeViewColumn *tree_column,
460 gboolean install_handler);
461 void _gtk_tree_view_column_get_neighbor_sizes (GtkTreeViewColumn *column,
462 GtkCellRenderer *cell,
470 #endif /* __GTK_TREE_PRIVATE_H__ */