1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2009 Free Software Foundation
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program 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
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #include <gtk/gtktreeview.h>
20 #include "psppire-dictview.h"
21 #include "psppire-dict.h"
22 #include "psppire-conf.h"
23 #include <data/format.h>
27 #define _(msgid) gettext (msgid)
28 #define N_(msgid) msgid
30 static void psppire_dict_view_base_finalize (PsppireDictViewClass *, gpointer);
31 static void psppire_dict_view_base_init (PsppireDictViewClass *class);
32 static void psppire_dict_view_class_init (PsppireDictViewClass *class);
33 static void psppire_dict_view_init (PsppireDictView *dict_view);
37 psppire_dict_view_get_type (void)
39 static GType psppire_dict_view_type = 0;
41 if (!psppire_dict_view_type)
43 static const GTypeInfo psppire_dict_view_info =
45 sizeof (PsppireDictViewClass),
46 (GBaseInitFunc) psppire_dict_view_base_init,
47 (GBaseFinalizeFunc) psppire_dict_view_base_finalize,
48 (GClassInitFunc)psppire_dict_view_class_init,
49 (GClassFinalizeFunc) NULL,
51 sizeof (PsppireDictView),
53 (GInstanceInitFunc) psppire_dict_view_init,
56 psppire_dict_view_type =
57 g_type_register_static (GTK_TYPE_TREE_VIEW, "PsppireDictView",
58 &psppire_dict_view_info, 0);
61 return psppire_dict_view_type;
66 psppire_dict_view_finalize (GObject *object)
68 PsppireDictView *dict_view = PSPPIRE_DICT_VIEW (object);
70 g_object_unref (dict_view->menu);
84 /* A GtkTreeModelFilterVisibleFunc to filter lines in the treeview */
86 filter_variables (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
88 var_predicate_func *predicate = data;
90 PsppireDict *dict = PSPPIRE_DICT (model);
92 GtkTreePath *path = gtk_tree_model_get_path (model, iter);
94 gint *idx = gtk_tree_path_get_indices (path);
96 var = psppire_dict_get_variable (dict, *idx);
98 gtk_tree_path_free (path);
100 return predicate (var);
104 set_model (PsppireDictView *dict_view)
106 GtkTreeModel *model ;
108 if ( dict_view->predicate )
110 model = gtk_tree_model_filter_new (GTK_TREE_MODEL (dict_view->dict),
113 gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (model),
115 dict_view->predicate,
120 model = GTK_TREE_MODEL (dict_view->dict);
123 gtk_tree_view_set_model (GTK_TREE_VIEW (dict_view), model);
127 psppire_dict_view_set_property (GObject *object,
132 PsppireDictView *dict_view = PSPPIRE_DICT_VIEW (object);
136 case PROP_DICTIONARY:
137 dict_view->dict = g_value_get_object (value);
140 g_critical ("Don't set the \"model\" property on %s. "
141 "Use the \"dictionary\" property instead.",
142 G_OBJECT_TYPE_NAME (dict_view));
145 dict_view->predicate = g_value_get_pointer (value);
147 case PROP_SELECTION_MODE:
149 GtkTreeSelection *selection =
150 gtk_tree_view_get_selection (GTK_TREE_VIEW (dict_view));
152 GtkSelectionMode mode = g_value_get_enum (value);
154 gtk_tree_selection_set_mode (selection, mode);
158 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
163 set_model (dict_view);
168 psppire_dict_view_get_property (GObject *object,
173 PsppireDictView *dict_view = PSPPIRE_DICT_VIEW (object);
177 case PROP_DICTIONARY:
178 g_value_set_object (value, dict_view->dict);
181 g_value_set_pointer (value, dict_view->predicate);
183 case PROP_SELECTION_MODE:
185 GtkTreeSelection *selection =
186 gtk_tree_view_get_selection (GTK_TREE_VIEW (dict_view));
188 g_value_set_enum (value, gtk_tree_selection_get_mode (selection));
191 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
199 psppire_dict_view_class_init (PsppireDictViewClass *class)
201 GObjectClass *object_class = G_OBJECT_CLASS (class);
203 GParamSpec *dictionary_spec =
204 g_param_spec_object ("dictionary",
206 _("The dictionary to be displayed by this widget"),
208 G_PARAM_READABLE | G_PARAM_WRITABLE);
210 GParamSpec *predicate_spec =
211 g_param_spec_pointer ("predicate",
213 _("A predicate function"),
214 G_PARAM_READABLE | G_PARAM_WRITABLE);
217 GParamSpec *selection_mode_spec =
218 g_param_spec_enum ("selection-mode",
220 _("How many things can be selected"),
221 GTK_TYPE_SELECTION_MODE,
222 GTK_SELECTION_MULTIPLE,
223 G_PARAM_CONSTRUCT | G_PARAM_READABLE | G_PARAM_WRITABLE);
226 GParamSpec *dummy_spec =
227 g_param_spec_pointer ("model",
229 "Don't set the property",
232 object_class->set_property = psppire_dict_view_set_property;
233 object_class->get_property = psppire_dict_view_get_property;
235 g_object_class_install_property (object_class,
239 g_object_class_install_property (object_class,
243 g_object_class_install_property (object_class,
247 g_object_class_install_property (object_class,
249 selection_mode_spec);
254 psppire_dict_view_base_init (PsppireDictViewClass *class)
256 GObjectClass *object_class = G_OBJECT_CLASS (class);
258 object_class->finalize = psppire_dict_view_finalize;
264 psppire_dict_view_base_finalize (PsppireDictViewClass *class,
272 dv_get_base_model (GtkTreeModel *top_model, GtkTreeIter *top_iter,
273 GtkTreeModel **model, GtkTreeIter *iter
279 while ( ! PSPPIRE_IS_DICT (*model))
281 GtkTreeIter parent_iter = *iter;
283 if ( GTK_IS_TREE_MODEL_FILTER (*model))
285 GtkTreeModelFilter *parent_model = GTK_TREE_MODEL_FILTER (*model);
287 *model = gtk_tree_model_filter_get_model (parent_model);
289 gtk_tree_model_filter_convert_iter_to_child_iter (parent_model,
293 else if (GTK_IS_TREE_MODEL_SORT (*model))
295 GtkTreeModelSort *parent_model = GTK_TREE_MODEL_SORT (*model);
297 *model = gtk_tree_model_sort_get_model (parent_model);
299 gtk_tree_model_sort_convert_iter_to_child_iter (parent_model,
308 /* A GtkTreeCellDataFunc which renders the name and/or label of the
311 var_description_cell_data_func (GtkTreeViewColumn *col,
312 GtkCellRenderer *cell,
313 GtkTreeModel *top_model,
314 GtkTreeIter *top_iter,
317 PsppireDictView *dv = PSPPIRE_DICT_VIEW (data);
318 struct variable *var;
323 dv_get_base_model (top_model, top_iter, &model, &iter);
325 g_assert (PSPPIRE_IS_DICT (model));
327 gtk_tree_model_get (model,
328 &iter, DICT_TVM_COL_VAR, &var, -1);
330 if ( var_has_label (var) && dv->prefer_labels)
332 gchar *text = g_strdup_printf (
333 "<span stretch=\"condensed\">%s</span>",
334 var_get_label (var));
336 char *utf8 = pspp_locale_to_utf8 (text, -1, NULL);
339 g_object_set (cell, "markup", utf8, NULL);
344 char *name = pspp_locale_to_utf8 (var_get_name (var), -1, NULL);
345 g_object_set (cell, "text", name, NULL);
352 /* A GtkTreeCellDataFunc which sets the icon appropriate to the type
355 var_icon_cell_data_func (GtkTreeViewColumn *col,
356 GtkCellRenderer *cell,
361 struct variable *var;
362 gtk_tree_model_get (model, iter, DICT_TVM_COL_VAR, &var, -1);
364 if ( var_is_alpha (var))
366 g_object_set (cell, "stock-id", "var-string", NULL);
370 const struct fmt_spec *fs = var_get_write_format (var);
371 int cat = fmt_get_category (fs->type);
372 switch ( var_get_measure (var))
374 case MEASURE_NOMINAL:
375 g_object_set (cell, "stock-id", "var-nominal", NULL);
377 case MEASURE_ORDINAL:
378 g_object_set (cell, "stock-id", "var-ordinal", NULL);
381 if ( ( FMT_CAT_DATE | FMT_CAT_TIME ) & cat )
382 g_object_set (cell, "stock-id", "var-date-scale", NULL);
384 g_object_set (cell, "stock-id", "var-scale", NULL);
387 g_assert_not_reached ();
393 /* Sets the tooltip to be the name of the variable under the cursor */
395 set_tooltip_for_variable (GtkTreeView *treeview,
398 gboolean keyboard_mode,
405 GtkTreeModel *tree_model;
406 struct variable *var = NULL;
410 gtk_tree_view_convert_widget_to_bin_window_coords (treeview,
413 if (!gtk_tree_view_get_path_at_pos (treeview, bx, by,
414 &path, NULL, NULL, NULL))
417 tree_model = gtk_tree_view_get_model (treeview);
420 gtk_tree_view_set_tooltip_row (treeview, tooltip, path);
422 ok = gtk_tree_model_get_iter (tree_model, &iter, path);
424 gtk_tree_path_free (path);
429 gtk_tree_model_get (tree_model, &iter, DICT_TVM_COL_VAR, &var, -1);
431 if ( ! var_has_label (var))
437 if ( PSPPIRE_DICT_VIEW (treeview)->prefer_labels )
438 tip = pspp_locale_to_utf8 (var_get_name (var), -1, NULL);
440 tip = pspp_locale_to_utf8 (var_get_label (var), -1, NULL);
442 gtk_tooltip_set_text (tooltip, tip);
451 show_menu (PsppireDictView *dv, GdkEventButton *event, gpointer data)
453 if (event->button != 3)
456 gtk_menu_popup (GTK_MENU (dv->menu), NULL, NULL, NULL, NULL,
457 event->button, event->time);
463 toggle_label_preference (GtkCheckMenuItem *checkbox, gpointer data)
465 PsppireDictView *dv = PSPPIRE_DICT_VIEW (data);
467 dv->prefer_labels = gtk_check_menu_item_get_active (checkbox);
469 gtk_widget_queue_draw (GTK_WIDGET (dv));
475 psppire_dict_view_init (PsppireDictView *dict_view)
477 GtkTreeViewColumn *col = gtk_tree_view_column_new ();
479 GtkCellRenderer *renderer = gtk_cell_renderer_pixbuf_new ();
481 dict_view->prefer_labels = TRUE;
483 psppire_conf_get_boolean (psppire_conf_new (),
484 G_OBJECT_TYPE_NAME (dict_view),
486 &dict_view->prefer_labels);
488 gtk_tree_view_column_set_title (col, _("Variable"));
490 gtk_tree_view_column_pack_start (col, renderer, FALSE);
492 gtk_tree_view_column_set_cell_data_func (col, renderer,
493 var_icon_cell_data_func,
496 renderer = gtk_cell_renderer_text_new ();
497 gtk_tree_view_column_pack_start (col, renderer, TRUE);
498 gtk_tree_view_column_set_cell_data_func (col, renderer,
499 var_description_cell_data_func,
502 g_object_set (renderer, "ellipsize-set", TRUE, NULL);
503 g_object_set (renderer, "ellipsize", PANGO_ELLIPSIZE_MIDDLE, NULL);
505 gtk_tree_view_column_set_sizing (col, GTK_TREE_VIEW_COLUMN_FIXED);
507 /* FIXME: make this a value in terms of character widths */
508 gtk_tree_view_column_set_min_width (col, 150);
510 gtk_tree_view_append_column (GTK_TREE_VIEW (dict_view), col);
512 g_object_set (dict_view,
514 "headers-visible", FALSE,
517 g_signal_connect (dict_view, "query-tooltip",
518 G_CALLBACK (set_tooltip_for_variable), NULL);
520 dict_view->menu = gtk_menu_new ();
524 GtkWidget *checkbox =
525 gtk_check_menu_item_new_with_label (_("Prefer variable labels"));
527 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (checkbox),
528 dict_view->prefer_labels);
530 g_signal_connect (checkbox, "toggled",
531 G_CALLBACK (toggle_label_preference), dict_view);
534 gtk_menu_shell_append (GTK_MENU_SHELL (dict_view->menu), checkbox);
538 gtk_widget_show_all (dict_view->menu);
540 g_signal_connect (dict_view, "button-press-event",
541 G_CALLBACK (show_menu), NULL);
546 psppire_dict_view_new (void)
548 return GTK_WIDGET (g_object_new (psppire_dict_view_get_type (), NULL));
554 psppire_dict_view_get_selected_variable (PsppireDictView *treeview)
556 struct variable *var;
557 GtkTreeModel *top_model;
558 GtkTreeIter top_iter;
563 GtkTreeSelection *selection =
564 gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
566 if (! gtk_tree_selection_get_selected (selection,
567 &top_model, &top_iter))
570 dv_get_base_model (top_model, &top_iter, &model, &iter);
572 g_assert (PSPPIRE_IS_DICT (model));
574 gtk_tree_model_get (model,
575 &iter, DICT_TVM_COL_VAR, &var, -1);