1 /* Tree View/Tree Store
3 * The GtkTreeStore is used to store data in tree form, to be
4 * used later on by a GtkTreeView to display it. This demo builds
5 * a simple GtkTreeStore and displays it. If you're new to the
6 * GtkTreeView widgets and associates, look into the GtkListStore
13 static GtkWidget *window = NULL;
15 /* TreeItem structure */
16 typedef struct _TreeItem TreeItem;
25 gboolean world_holiday; /* shared by the European hackers */
32 HOLIDAY_NAME_COLUMN = 0,
45 static TreeItem january[] =
47 {"New Years Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
48 {"Presidential Inauguration", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
49 {"Martin Luther King Jr. day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
53 static TreeItem february[] =
55 { "Presidents' Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
56 { "Groundhog Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
57 { "Valentine's Day", FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, NULL },
61 static TreeItem march[] =
63 { "National Tree Planting Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
64 { "St Patrick's Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
67 static TreeItem april[] =
69 { "April Fools' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
70 { "Army Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
71 { "Earth Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
72 { "Administrative Professionals' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
76 static TreeItem may[] =
78 { "Nurses' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
79 { "National Day of Prayer", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
80 { "Mothers' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
81 { "Armed Forces Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
82 { "Memorial Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
86 static TreeItem june[] =
88 { "June Fathers' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
89 { "Juneteenth (Liberation of Slaves)", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
90 { "Flag Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
94 static TreeItem july[] =
96 { "Parents' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
97 { "Independence Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
101 static TreeItem august[] =
103 { "Air Force Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
104 { "Coast Guard Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
105 { "Friendship Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
109 static TreeItem september[] =
111 { "Grandparents' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
112 { "Citizenship Day or Constitution Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
113 { "Labor Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
117 static TreeItem october[] =
119 { "National Children's Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
120 { "Bosses' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
121 { "Sweetest Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
122 { "Mother-in-Law's Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
123 { "Navy Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
124 { "Columbus Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
125 { "Halloween", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
129 static TreeItem november[] =
131 { "Marine Corps Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
132 { "Veterans' Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
133 { "Thanksgiving", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
137 static TreeItem december[] =
139 { "Pearl Harbor Remembrance Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
140 { "Christmas", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
141 { "Kwanzaa", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
146 static TreeItem toplevel[] =
148 {"January", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, january},
149 {"February", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, february},
150 {"March", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, march},
151 {"April", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, april},
152 {"May", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, may},
153 {"June", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, june},
154 {"July", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, july},
155 {"August", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, august},
156 {"September", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, september},
157 {"October", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, october},
158 {"November", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, november},
159 {"December", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, december},
164 static GtkTreeModel *
169 TreeItem *month = toplevel;
171 /* create tree store */
172 model = gtk_tree_store_new (NUM_COLUMNS,
182 /* add data to the tree store */
185 TreeItem *holiday = month->children;
187 gtk_tree_store_append (model, &iter, NULL);
188 gtk_tree_store_set (model, &iter,
189 HOLIDAY_NAME_COLUMN, month->label,
195 VISIBLE_COLUMN, FALSE,
200 while (holiday->label)
202 GtkTreeIter child_iter;
204 gtk_tree_store_append (model, &child_iter, &iter);
205 gtk_tree_store_set (model, &child_iter,
206 HOLIDAY_NAME_COLUMN, holiday->label,
207 ALEX_COLUMN, holiday->alex,
208 HAVOC_COLUMN, holiday->havoc,
209 TIM_COLUMN, holiday->tim,
210 OWEN_COLUMN, holiday->owen,
211 DAVE_COLUMN, holiday->dave,
212 VISIBLE_COLUMN, TRUE,
213 WORLD_COLUMN, holiday->world_holiday,
222 return GTK_TREE_MODEL (model);
226 item_toggled (GtkCellRendererToggle *cell,
230 GtkTreeModel *model = (GtkTreeModel *)data;
231 GtkTreePath *path = gtk_tree_path_new_from_string (path_str);
233 gboolean toggle_item;
237 column = g_object_get_data (G_OBJECT (cell), "column");
239 /* get toggled iter */
240 gtk_tree_model_get_iter (model, &iter, path);
241 gtk_tree_model_get (model, &iter, column, &toggle_item, -1);
243 /* do something with the value */
247 gtk_tree_store_set (GTK_TREE_STORE (model), &iter, column,
251 gtk_tree_path_free (path);
255 add_columns (GtkTreeView *treeview)
258 GtkCellRenderer *renderer;
259 GtkTreeViewColumn *column;
260 GtkTreeModel *model = gtk_tree_view_get_model (treeview);
262 /* column for holiday names */
263 renderer = gtk_cell_renderer_text_new ();
264 g_object_set (renderer, "xalign", 0.0, NULL);
266 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
271 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
272 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
275 renderer = gtk_cell_renderer_toggle_new ();
276 g_object_set (renderer, "xalign", 0.0, NULL);
277 g_object_set_data (G_OBJECT (renderer), "column", (gint *)ALEX_COLUMN);
279 g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
281 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
291 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
292 gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
293 GTK_TREE_VIEW_COLUMN_FIXED);
294 gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column), 50);
295 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
298 renderer = gtk_cell_renderer_toggle_new ();
299 g_object_set (renderer, "xalign", 0.0, NULL);
300 g_object_set_data (G_OBJECT (renderer), "column", (gint *)HAVOC_COLUMN);
302 g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
304 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
313 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
314 gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
315 GTK_TREE_VIEW_COLUMN_FIXED);
316 gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column), 50);
317 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
320 renderer = gtk_cell_renderer_toggle_new ();
321 g_object_set (renderer, "xalign", 0.0, NULL);
322 g_object_set_data (G_OBJECT (renderer), "column", (gint *)TIM_COLUMN);
324 g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
326 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
336 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
337 gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
338 GTK_TREE_VIEW_COLUMN_FIXED);
339 gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column), 50);
340 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
343 renderer = gtk_cell_renderer_toggle_new ();
344 g_object_set (renderer, "xalign", 0.0, NULL);
345 g_object_set_data (G_OBJECT (renderer), "column", (gint *)OWEN_COLUMN);
347 g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
349 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
358 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
359 gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
360 GTK_TREE_VIEW_COLUMN_FIXED);
361 gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column), 50);
362 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
365 renderer = gtk_cell_renderer_toggle_new ();
366 g_object_set (renderer, "xalign", 0.0, NULL);
367 g_object_set_data (G_OBJECT (renderer), "column", (gint *)DAVE_COLUMN);
369 g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
371 col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
380 column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
381 gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
382 GTK_TREE_VIEW_COLUMN_FIXED);
383 gtk_tree_view_column_set_fixed_width (GTK_TREE_VIEW_COLUMN (column), 50);
384 gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
388 do_tree_store (GtkWidget *do_widget)
397 /* create window, etc */
398 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
399 gtk_window_set_screen (GTK_WINDOW (window),
400 gtk_widget_get_screen (do_widget));
401 gtk_window_set_title (GTK_WINDOW (window), "Card planning sheet");
402 g_signal_connect (window, "destroy",
403 G_CALLBACK (gtk_widget_destroyed), &window);
405 vbox = gtk_vbox_new (FALSE, 8);
406 gtk_container_set_border_width (GTK_CONTAINER (vbox), 8);
407 gtk_container_add (GTK_CONTAINER (window), vbox);
409 gtk_box_pack_start (GTK_BOX (vbox),
410 gtk_label_new ("Jonathan's Holiday Card Planning Sheet"),
413 sw = gtk_scrolled_window_new (NULL, NULL);
414 gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw),
415 GTK_SHADOW_ETCHED_IN);
416 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
417 GTK_POLICY_AUTOMATIC,
418 GTK_POLICY_AUTOMATIC);
419 gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
422 model = create_model ();
424 /* create tree view */
425 treeview = gtk_tree_view_new_with_model (model);
426 g_object_unref (model);
427 gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (treeview), TRUE);
428 gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
429 GTK_SELECTION_MULTIPLE);
431 add_columns (GTK_TREE_VIEW (treeview));
433 gtk_container_add (GTK_CONTAINER (sw), treeview);
435 /* expand all rows after the treeview widget has been realized */
436 g_signal_connect (treeview, "realize",
437 G_CALLBACK (gtk_tree_view_expand_all), NULL);
438 gtk_window_set_default_size (GTK_WINDOW (window), 650, 400);
441 if (!GTK_WIDGET_VISIBLE (window))
442 gtk_widget_show_all (window);
445 gtk_widget_destroy (window);