1 | /* |
2 | * Copyright © 2019 Benjamin Otte |
3 | * |
4 | * This library is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (at your option) any later version. |
8 | * |
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 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
16 | * |
17 | * Authors: Benjamin Otte <otte@gnome.org> |
18 | */ |
19 | |
20 | #include "config.h" |
21 | |
22 | #include "gtkcolumnviewprivate.h" |
23 | |
24 | #include "gtkboxlayout.h" |
25 | #include "gtkbuildable.h" |
26 | #include "gtkcolumnlistitemfactoryprivate.h" |
27 | #include "gtkcolumnviewcolumnprivate.h" |
28 | #include "gtkcolumnviewlayoutprivate.h" |
29 | #include "gtkcolumnviewsorterprivate.h" |
30 | #include "gtkcssnodeprivate.h" |
31 | #include "gtkdropcontrollermotion.h" |
32 | #include "gtkintl.h" |
33 | #include "gtklistviewprivate.h" |
34 | #include "gtkmain.h" |
35 | #include "gtkprivate.h" |
36 | #include "gtkscrollable.h" |
37 | #include "gtkwidgetprivate.h" |
38 | #include "gtksizerequest.h" |
39 | #include "gtkadjustment.h" |
40 | #include "gtkgesturedrag.h" |
41 | #include "gtkeventcontrollermotion.h" |
42 | #include "gtkdragsourceprivate.h" |
43 | #include "gtkeventcontrollerkey.h" |
44 | #include "gtkgestureclick.h" |
45 | |
46 | /** |
47 | * GtkColumnView: |
48 | * |
49 | * `GtkColumnView` presents a large dynamic list of items using multiple columns |
50 | * with headers. |
51 | * |
52 | * `GtkColumnView` uses the factories of its columns to generate a cell widget for |
53 | * each column, for each visible item and displays them together as the row for |
54 | * this item. |
55 | * |
56 | * The [property@Gtk.ColumnView:show-row-separators] and |
57 | * [property@Gtk.ColumnView:show-column-separators] properties offer a simple way |
58 | * to display separators between the rows or columns. |
59 | * |
60 | * `GtkColumnView` allows the user to select items according to the selection |
61 | * characteristics of the model. For models that allow multiple selected items, |
62 | * it is possible to turn on *rubberband selection*, using |
63 | * [property@Gtk.ColumnView:enable-rubberband]. |
64 | * |
65 | * The column view supports sorting that can be customized by the user by |
66 | * clicking on column headers. To set this up, the `GtkSorter` returned by |
67 | * [method@Gtk.ColumnView.get_sorter] must be attached to a sort model for the |
68 | * data that the view is showing, and the columns must have sorters attached to |
69 | * them by calling [method@Gtk.ColumnViewColumn.set_sorter]. The initial sort |
70 | * order can be set with [method@Gtk.ColumnView.sort_by_column]. |
71 | * |
72 | * The column view also supports interactive resizing and reordering of |
73 | * columns, via Drag-and-Drop of the column headers. This can be enabled or |
74 | * disabled with the [property@Gtk.ColumnView:reorderable] and |
75 | * [property@Gtk.ColumnViewColumn:resizable] properties. |
76 | * |
77 | * To learn more about the list widget framework, see the |
78 | * [overview](section-list-widget.html). |
79 | * |
80 | * # CSS nodes |
81 | * |
82 | * ``` |
83 | * columnview[.column-separators][.rich-list][.navigation-sidebar][.data-table] |
84 | * ├── header |
85 | * │ ├── <column header> |
86 | * ┊ ┊ |
87 | * │ ╰── <column header> |
88 | * │ |
89 | * ├── listview |
90 | * │ |
91 | * ┊ |
92 | * ╰── [rubberband] |
93 | * ``` |
94 | * |
95 | * `GtkColumnView` uses a single CSS node named columnview. It may carry the |
96 | * .column-separators style class, when [property@Gtk.ColumnView:show-column-separators] |
97 | * property is set. Header widgets appear below a node with name header. |
98 | * The rows are contained in a `GtkListView` widget, so there is a listview |
99 | * node with the same structure as for a standalone `GtkListView` widget. |
100 | * If [property@Gtk.ColumnView:show-row-separators] is set, it will be passed |
101 | * on to the list view, causing its CSS node to carry the .separators style class. |
102 | * For rubberband selection, a node with name rubberband is used. |
103 | * |
104 | * The main columnview node may also carry style classes to select |
105 | * the style of [list presentation](section-list-widget.html#list-styles): |
106 | * .rich-list, .navigation-sidebar or .data-table. |
107 | * |
108 | * # Accessibility |
109 | * |
110 | * `GtkColumnView` uses the %GTK_ACCESSIBLE_ROLE_TREE_GRID role, header title |
111 | * widgets are using the %GTK_ACCESSIBLE_ROLE_COLUMN_HEADER role. The row widgets |
112 | * are using the %GTK_ACCESSIBLE_ROLE_ROW role, and individual cells are using |
113 | * the %GTK_ACCESSIBLE_ROLE_GRID_CELL role |
114 | */ |
115 | |
116 | /* We create a subclass of GtkListView for the sole purpose of overriding |
117 | * some parameters for item creation. |
118 | */ |
119 | |
120 | #define GTK_TYPE_COLUMN_LIST_VIEW (gtk_column_list_view_get_type ()) |
121 | G_DECLARE_FINAL_TYPE (GtkColumnListView, gtk_column_list_view, GTK, COLUMN_LIST_VIEW, GtkListView) |
122 | |
123 | struct _GtkColumnListView |
124 | { |
125 | GtkListView parent_instance; |
126 | }; |
127 | |
128 | struct _GtkColumnListViewClass |
129 | { |
130 | GtkListViewClass parent_class; |
131 | }; |
132 | |
133 | G_DEFINE_TYPE (GtkColumnListView, gtk_column_list_view, GTK_TYPE_LIST_VIEW) |
134 | |
135 | static void |
136 | gtk_column_list_view_init (GtkColumnListView *view) |
137 | { |
138 | } |
139 | |
140 | static void |
141 | gtk_column_list_view_class_init (GtkColumnListViewClass *klass) |
142 | { |
143 | GtkListBaseClass *list_base_class = GTK_LIST_BASE_CLASS (klass); |
144 | GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); |
145 | |
146 | list_base_class->list_item_name = "row" ; |
147 | list_base_class->list_item_role = GTK_ACCESSIBLE_ROLE_ROW; |
148 | |
149 | gtk_widget_class_set_css_name (widget_class, I_("listview" )); |
150 | gtk_widget_class_set_accessible_role (widget_class, accessible_role: GTK_ACCESSIBLE_ROLE_LIST); |
151 | } |
152 | |
153 | |
154 | struct _GtkColumnView |
155 | { |
156 | GtkWidget parent_instance; |
157 | |
158 | GListStore *columns; |
159 | |
160 | GtkWidget *header; |
161 | |
162 | GtkListView *listview; |
163 | GtkColumnListItemFactory *factory; |
164 | |
165 | GtkSorter *sorter; |
166 | |
167 | GtkAdjustment *hadjustment; |
168 | |
169 | guint reorderable : 1; |
170 | guint show_column_separators : 1; |
171 | guint in_column_resize : 1; |
172 | guint in_column_reorder : 1; |
173 | |
174 | int drag_pos; |
175 | int drag_x; |
176 | int drag_offset; |
177 | int drag_column_x; |
178 | |
179 | guint autoscroll_id; |
180 | double autoscroll_x; |
181 | double autoscroll_delta; |
182 | |
183 | GtkGesture *drag_gesture; |
184 | }; |
185 | |
186 | struct _GtkColumnViewClass |
187 | { |
188 | GtkWidgetClass parent_class; |
189 | }; |
190 | |
191 | enum |
192 | { |
193 | PROP_0, |
194 | PROP_COLUMNS, |
195 | PROP_HADJUSTMENT, |
196 | PROP_HSCROLL_POLICY, |
197 | PROP_MODEL, |
198 | PROP_SHOW_ROW_SEPARATORS, |
199 | PROP_SHOW_COLUMN_SEPARATORS, |
200 | PROP_SORTER, |
201 | PROP_VADJUSTMENT, |
202 | PROP_VSCROLL_POLICY, |
203 | PROP_SINGLE_CLICK_ACTIVATE, |
204 | PROP_REORDERABLE, |
205 | PROP_ENABLE_RUBBERBAND, |
206 | |
207 | N_PROPS |
208 | }; |
209 | |
210 | enum { |
211 | ACTIVATE, |
212 | LAST_SIGNAL |
213 | }; |
214 | |
215 | static GtkBuildableIface *parent_buildable_iface; |
216 | |
217 | static void |
218 | gtk_column_view_buildable_add_child (GtkBuildable *buildable, |
219 | GtkBuilder *builder, |
220 | GObject *child, |
221 | const char *type) |
222 | { |
223 | if (GTK_IS_COLUMN_VIEW_COLUMN (child)) |
224 | { |
225 | if (type != NULL) |
226 | { |
227 | GTK_BUILDER_WARN_INVALID_CHILD_TYPE (buildable, type); |
228 | } |
229 | else |
230 | { |
231 | gtk_column_view_append_column (GTK_COLUMN_VIEW (buildable), |
232 | GTK_COLUMN_VIEW_COLUMN (child)); |
233 | } |
234 | } |
235 | else |
236 | { |
237 | parent_buildable_iface->add_child (buildable, builder, child, type); |
238 | } |
239 | } |
240 | |
241 | static void |
242 | gtk_column_view_buildable_interface_init (GtkBuildableIface *iface) |
243 | { |
244 | parent_buildable_iface = g_type_interface_peek_parent (g_iface: iface); |
245 | |
246 | iface->add_child = gtk_column_view_buildable_add_child; |
247 | } |
248 | |
249 | static gboolean |
250 | gtk_column_view_scrollable_get_border (GtkScrollable *scrollable, |
251 | GtkBorder *border) |
252 | { |
253 | GtkColumnView *self = GTK_COLUMN_VIEW (scrollable); |
254 | |
255 | border->top = gtk_widget_get_height (widget: self->header); |
256 | |
257 | return TRUE; |
258 | } |
259 | |
260 | static void |
261 | gtk_column_view_scrollable_interface_init (GtkScrollableInterface *iface) |
262 | { |
263 | iface->get_border = gtk_column_view_scrollable_get_border; |
264 | } |
265 | |
266 | G_DEFINE_TYPE_WITH_CODE (GtkColumnView, gtk_column_view, GTK_TYPE_WIDGET, |
267 | G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE, gtk_column_view_buildable_interface_init) |
268 | G_IMPLEMENT_INTERFACE (GTK_TYPE_SCROLLABLE, gtk_column_view_scrollable_interface_init)) |
269 | |
270 | static GParamSpec *properties[N_PROPS] = { NULL, }; |
271 | static guint signals[LAST_SIGNAL] = { 0 }; |
272 | |
273 | static void |
274 | gtk_column_view_measure (GtkWidget *widget, |
275 | GtkOrientation orientation, |
276 | int for_size, |
277 | int *minimum, |
278 | int *natural, |
279 | int *minimum_baseline, |
280 | int *natural_baseline) |
281 | { |
282 | GtkColumnView *self = GTK_COLUMN_VIEW (widget); |
283 | |
284 | if (orientation == GTK_ORIENTATION_HORIZONTAL) |
285 | { |
286 | gtk_column_view_measure_across (self, minimum, natural); |
287 | } |
288 | else |
289 | { |
290 | int , , list_min, list_nat; |
291 | |
292 | gtk_widget_measure (GTK_WIDGET (self->header), |
293 | orientation, for_size, |
294 | minimum: &header_min, natural: &header_nat, |
295 | NULL, NULL); |
296 | gtk_widget_measure (GTK_WIDGET (self->listview), |
297 | orientation, for_size, |
298 | minimum: &list_min, natural: &list_nat, |
299 | NULL, NULL); |
300 | *minimum = header_min + list_min; |
301 | *natural = header_nat + list_nat; |
302 | } |
303 | } |
304 | |
305 | void |
306 | gtk_column_view_distribute_width (GtkColumnView *self, |
307 | int width, |
308 | GtkRequestedSize *sizes) |
309 | { |
310 | GtkScrollablePolicy scroll_policy; |
311 | int col_min, col_nat, , col_size; |
312 | int n, n_expand, expand_size, ; |
313 | guint i; |
314 | |
315 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
316 | n_expand = 0; |
317 | |
318 | for (i = 0; i < n; i++) |
319 | { |
320 | GtkColumnViewColumn *column; |
321 | |
322 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
323 | if (gtk_column_view_column_get_visible (self: column)) |
324 | { |
325 | gtk_column_view_column_measure (self: column, minimum: &sizes[i].minimum_size, natural: &sizes[i].natural_size); |
326 | if (gtk_column_view_column_get_expand (self: column)) |
327 | n_expand++; |
328 | } |
329 | else |
330 | sizes[i].minimum_size = sizes[i].natural_size = 0; |
331 | g_object_unref (object: column); |
332 | } |
333 | |
334 | gtk_column_view_measure_across (self, minimum: &col_min, natural: &col_nat); |
335 | |
336 | scroll_policy = gtk_scrollable_get_hscroll_policy (GTK_SCROLLABLE (self->listview)); |
337 | if (scroll_policy == GTK_SCROLL_MINIMUM) |
338 | extra = MAX (width - col_min, 0); |
339 | else |
340 | extra = MAX (width - col_min, col_nat - col_min); |
341 | |
342 | extra = gtk_distribute_natural_allocation (extra_space: extra, n_requested_sizes: n, sizes); |
343 | if (n_expand > 0) |
344 | { |
345 | expand_size = extra / n_expand; |
346 | n_extra = extra % n_expand; |
347 | } |
348 | else |
349 | expand_size = n_extra = 0; |
350 | |
351 | for (i = 0; i < n; i++) |
352 | { |
353 | GtkColumnViewColumn *column; |
354 | |
355 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
356 | if (gtk_column_view_column_get_visible (self: column)) |
357 | { |
358 | col_size = sizes[i].minimum_size; |
359 | if (gtk_column_view_column_get_expand (self: column)) |
360 | { |
361 | col_size += expand_size; |
362 | if (n_extra > 0) |
363 | { |
364 | col_size++; |
365 | n_extra--; |
366 | } |
367 | } |
368 | sizes[i].minimum_size = col_size; |
369 | } |
370 | |
371 | g_object_unref (object: column); |
372 | } |
373 | } |
374 | |
375 | static int |
376 | gtk_column_view_allocate_columns (GtkColumnView *self, |
377 | int width) |
378 | { |
379 | guint i, n; |
380 | int x; |
381 | GtkRequestedSize *sizes; |
382 | |
383 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
384 | |
385 | sizes = g_newa (GtkRequestedSize, n); |
386 | |
387 | gtk_column_view_distribute_width (self, width, sizes); |
388 | |
389 | x = 0; |
390 | for (i = 0; i < n; i++) |
391 | { |
392 | GtkColumnViewColumn *column; |
393 | int col_size; |
394 | |
395 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
396 | if (gtk_column_view_column_get_visible (self: column)) |
397 | { |
398 | col_size = sizes[i].minimum_size; |
399 | |
400 | gtk_column_view_column_allocate (self: column, offset: x, size: col_size); |
401 | if (self->in_column_reorder && i == self->drag_pos) |
402 | gtk_column_view_column_set_header_position (self: column, offset: self->drag_x); |
403 | |
404 | x += col_size; |
405 | } |
406 | |
407 | g_object_unref (object: column); |
408 | } |
409 | |
410 | return x; |
411 | } |
412 | |
413 | static void |
414 | gtk_column_view_allocate (GtkWidget *widget, |
415 | int width, |
416 | int height, |
417 | int baseline) |
418 | { |
419 | GtkColumnView *self = GTK_COLUMN_VIEW (widget); |
420 | int full_width, , min, nat, x; |
421 | |
422 | x = gtk_adjustment_get_value (adjustment: self->hadjustment); |
423 | full_width = gtk_column_view_allocate_columns (self, width); |
424 | |
425 | gtk_widget_measure (widget: self->header, orientation: GTK_ORIENTATION_VERTICAL, for_size: full_width, minimum: &min, natural: &nat, NULL, NULL); |
426 | if (gtk_scrollable_get_vscroll_policy (GTK_SCROLLABLE (self->listview)) == GTK_SCROLL_MINIMUM) |
427 | header_height = min; |
428 | else |
429 | header_height = nat; |
430 | gtk_widget_allocate (widget: self->header, width: full_width, height: header_height, baseline: -1, |
431 | transform: gsk_transform_translate (NULL, point: &GRAPHENE_POINT_INIT (-x, 0))); |
432 | |
433 | gtk_widget_allocate (GTK_WIDGET (self->listview), |
434 | width: full_width, height: height - header_height, baseline: -1, |
435 | transform: gsk_transform_translate (NULL, point: &GRAPHENE_POINT_INIT (-x, header_height))); |
436 | |
437 | gtk_adjustment_configure (adjustment: self->hadjustment, value: x, lower: 0, upper: full_width, step_increment: width * 0.1, page_increment: width * 0.9, page_size: width); |
438 | } |
439 | |
440 | static void |
441 | gtk_column_view_activate_cb (GtkListView *listview, |
442 | guint pos, |
443 | GtkColumnView *self) |
444 | { |
445 | g_signal_emit (instance: self, signal_id: signals[ACTIVATE], detail: 0, pos); |
446 | } |
447 | |
448 | static void |
449 | adjustment_value_changed_cb (GtkAdjustment *adjustment, |
450 | GtkColumnView *self) |
451 | { |
452 | gtk_widget_queue_allocate (GTK_WIDGET (self)); |
453 | } |
454 | |
455 | static void |
456 | clear_adjustment (GtkColumnView *self) |
457 | { |
458 | if (self->hadjustment == NULL) |
459 | return; |
460 | |
461 | g_signal_handlers_disconnect_by_func (self->hadjustment, adjustment_value_changed_cb, self); |
462 | g_clear_object (&self->hadjustment); |
463 | } |
464 | |
465 | static void |
466 | gtk_column_view_dispose (GObject *object) |
467 | { |
468 | GtkColumnView *self = GTK_COLUMN_VIEW (object); |
469 | |
470 | while (g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)) > 0) |
471 | { |
472 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: 0); |
473 | gtk_column_view_remove_column (self, column); |
474 | g_object_unref (object: column); |
475 | } |
476 | |
477 | g_clear_pointer (&self->header, gtk_widget_unparent); |
478 | |
479 | g_clear_pointer ((GtkWidget **) &self->listview, gtk_widget_unparent); |
480 | g_clear_object (&self->factory); |
481 | |
482 | g_clear_object (&self->sorter); |
483 | clear_adjustment (self); |
484 | |
485 | G_OBJECT_CLASS (gtk_column_view_parent_class)->dispose (object); |
486 | } |
487 | |
488 | static void |
489 | gtk_column_view_finalize (GObject *object) |
490 | { |
491 | GtkColumnView *self = GTK_COLUMN_VIEW (object); |
492 | |
493 | g_object_unref (object: self->columns); |
494 | |
495 | G_OBJECT_CLASS (gtk_column_view_parent_class)->finalize (object); |
496 | } |
497 | |
498 | static void |
499 | gtk_column_view_get_property (GObject *object, |
500 | guint property_id, |
501 | GValue *value, |
502 | GParamSpec *pspec) |
503 | { |
504 | GtkColumnView *self = GTK_COLUMN_VIEW (object); |
505 | |
506 | switch (property_id) |
507 | { |
508 | case PROP_COLUMNS: |
509 | g_value_set_object (value, v_object: self->columns); |
510 | break; |
511 | |
512 | case PROP_HADJUSTMENT: |
513 | g_value_set_object (value, v_object: self->hadjustment); |
514 | break; |
515 | |
516 | case PROP_HSCROLL_POLICY: |
517 | g_value_set_enum (value, v_enum: gtk_scrollable_get_hscroll_policy (GTK_SCROLLABLE (self->listview))); |
518 | break; |
519 | |
520 | case PROP_MODEL: |
521 | g_value_set_object (value, v_object: gtk_list_view_get_model (self: self->listview)); |
522 | break; |
523 | |
524 | case PROP_SHOW_ROW_SEPARATORS: |
525 | g_value_set_boolean (value, v_boolean: gtk_list_view_get_show_separators (self: self->listview)); |
526 | break; |
527 | |
528 | case PROP_SHOW_COLUMN_SEPARATORS: |
529 | g_value_set_boolean (value, v_boolean: self->show_column_separators); |
530 | break; |
531 | |
532 | case PROP_VADJUSTMENT: |
533 | g_value_set_object (value, v_object: gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (self->listview))); |
534 | break; |
535 | |
536 | case PROP_VSCROLL_POLICY: |
537 | g_value_set_enum (value, v_enum: gtk_scrollable_get_vscroll_policy (GTK_SCROLLABLE (self->listview))); |
538 | break; |
539 | |
540 | case PROP_SORTER: |
541 | g_value_set_object (value, v_object: self->sorter); |
542 | break; |
543 | |
544 | case PROP_SINGLE_CLICK_ACTIVATE: |
545 | g_value_set_boolean (value, v_boolean: gtk_column_view_get_single_click_activate (self)); |
546 | break; |
547 | |
548 | case PROP_REORDERABLE: |
549 | g_value_set_boolean (value, v_boolean: gtk_column_view_get_reorderable (self)); |
550 | break; |
551 | |
552 | case PROP_ENABLE_RUBBERBAND: |
553 | g_value_set_boolean (value, v_boolean: gtk_column_view_get_enable_rubberband (self)); |
554 | break; |
555 | |
556 | default: |
557 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
558 | break; |
559 | } |
560 | } |
561 | |
562 | static void |
563 | gtk_column_view_set_property (GObject *object, |
564 | guint property_id, |
565 | const GValue *value, |
566 | GParamSpec *pspec) |
567 | { |
568 | GtkColumnView *self = GTK_COLUMN_VIEW (object); |
569 | GtkAdjustment *adjustment; |
570 | |
571 | switch (property_id) |
572 | { |
573 | case PROP_HADJUSTMENT: |
574 | adjustment = g_value_get_object (value); |
575 | if (adjustment == NULL) |
576 | adjustment = gtk_adjustment_new (value: 0.0, lower: 0.0, upper: 0.0, step_increment: 0.0, page_increment: 0.0, page_size: 0.0); |
577 | g_object_ref_sink (adjustment); |
578 | |
579 | if (self->hadjustment != adjustment) |
580 | { |
581 | clear_adjustment (self); |
582 | |
583 | self->hadjustment = adjustment; |
584 | |
585 | g_signal_connect (adjustment, "value-changed" , G_CALLBACK (adjustment_value_changed_cb), self); |
586 | |
587 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_HADJUSTMENT]); |
588 | } |
589 | break; |
590 | |
591 | case PROP_HSCROLL_POLICY: |
592 | if (gtk_scrollable_get_hscroll_policy (GTK_SCROLLABLE (self->listview)) != g_value_get_enum (value)) |
593 | { |
594 | gtk_scrollable_set_hscroll_policy (GTK_SCROLLABLE (self->listview), policy: g_value_get_enum (value)); |
595 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_HSCROLL_POLICY]); |
596 | } |
597 | break; |
598 | |
599 | case PROP_MODEL: |
600 | gtk_column_view_set_model (self, model: g_value_get_object (value)); |
601 | break; |
602 | |
603 | case PROP_SHOW_ROW_SEPARATORS: |
604 | gtk_column_view_set_show_row_separators (self, show_row_separators: g_value_get_boolean (value)); |
605 | break; |
606 | |
607 | case PROP_SHOW_COLUMN_SEPARATORS: |
608 | gtk_column_view_set_show_column_separators (self, show_column_separators: g_value_get_boolean (value)); |
609 | break; |
610 | |
611 | case PROP_VADJUSTMENT: |
612 | if (gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (self->listview)) != g_value_get_object (value)) |
613 | { |
614 | gtk_scrollable_set_vadjustment (GTK_SCROLLABLE (self->listview), vadjustment: g_value_get_object (value)); |
615 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_VADJUSTMENT]); |
616 | } |
617 | break; |
618 | |
619 | case PROP_VSCROLL_POLICY: |
620 | if (gtk_scrollable_get_vscroll_policy (GTK_SCROLLABLE (self->listview)) != g_value_get_enum (value)) |
621 | { |
622 | gtk_scrollable_set_vscroll_policy (GTK_SCROLLABLE (self->listview), policy: g_value_get_enum (value)); |
623 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_VSCROLL_POLICY]); |
624 | } |
625 | break; |
626 | |
627 | case PROP_SINGLE_CLICK_ACTIVATE: |
628 | gtk_column_view_set_single_click_activate (self, single_click_activate: g_value_get_boolean (value)); |
629 | break; |
630 | |
631 | case PROP_REORDERABLE: |
632 | gtk_column_view_set_reorderable (self, reorderable: g_value_get_boolean (value)); |
633 | break; |
634 | |
635 | case PROP_ENABLE_RUBBERBAND: |
636 | gtk_column_view_set_enable_rubberband (self, enable_rubberband: g_value_get_boolean (value)); |
637 | break; |
638 | |
639 | default: |
640 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
641 | break; |
642 | } |
643 | } |
644 | |
645 | static void |
646 | gtk_column_view_class_init (GtkColumnViewClass *klass) |
647 | { |
648 | GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); |
649 | GObjectClass *gobject_class = G_OBJECT_CLASS (klass); |
650 | gpointer iface; |
651 | |
652 | widget_class->measure = gtk_column_view_measure; |
653 | widget_class->size_allocate = gtk_column_view_allocate; |
654 | |
655 | gobject_class->dispose = gtk_column_view_dispose; |
656 | gobject_class->finalize = gtk_column_view_finalize; |
657 | gobject_class->get_property = gtk_column_view_get_property; |
658 | gobject_class->set_property = gtk_column_view_set_property; |
659 | |
660 | /* GtkScrollable implementation */ |
661 | iface = g_type_default_interface_peek (GTK_TYPE_SCROLLABLE); |
662 | properties[PROP_HADJUSTMENT] = |
663 | g_param_spec_override (name: "hadjustment" , |
664 | overridden: g_object_interface_find_property (g_iface: iface, property_name: "hadjustment" )); |
665 | properties[PROP_HSCROLL_POLICY] = |
666 | g_param_spec_override (name: "hscroll-policy" , |
667 | overridden: g_object_interface_find_property (g_iface: iface, property_name: "hscroll-policy" )); |
668 | properties[PROP_VADJUSTMENT] = |
669 | g_param_spec_override (name: "vadjustment" , |
670 | overridden: g_object_interface_find_property (g_iface: iface, property_name: "vadjustment" )); |
671 | properties[PROP_VSCROLL_POLICY] = |
672 | g_param_spec_override (name: "vscroll-policy" , |
673 | overridden: g_object_interface_find_property (g_iface: iface, property_name: "vscroll-policy" )); |
674 | |
675 | /** |
676 | * GtkColumnView:columns: (attributes org.gtk.Property.get=gtk_column_view_get_columns) |
677 | * |
678 | * The list of columns. |
679 | */ |
680 | properties[PROP_COLUMNS] = |
681 | g_param_spec_object (name: "columns" , |
682 | P_("Columns" ), |
683 | P_("List of columns" ), |
684 | G_TYPE_LIST_MODEL, |
685 | flags: G_PARAM_READABLE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS); |
686 | |
687 | /** |
688 | * GtkColumnView:model: (attributes org.gtk.Property.get=gtk_column_view_get_model org.gtk.Property.set=gtk_column_view_set_model) |
689 | * |
690 | * Model for the items displayed. |
691 | */ |
692 | properties[PROP_MODEL] = |
693 | g_param_spec_object (name: "model" , |
694 | P_("Model" ), |
695 | P_("Model for the items displayed" ), |
696 | GTK_TYPE_SELECTION_MODEL, |
697 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS); |
698 | |
699 | /** |
700 | * GtkColumnView:show-row-separators: (attributes org.gtk.Property.get=gtk_column_view_get_show_row_separators org.gtk.Property.set=gtk_column_view_set_show_row_separators) |
701 | * |
702 | * Show separators between rows. |
703 | */ |
704 | properties[PROP_SHOW_ROW_SEPARATORS] = |
705 | g_param_spec_boolean (name: "show-row-separators" , |
706 | P_("Show row separators" ), |
707 | P_("Show separators between rows" ), |
708 | FALSE, |
709 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY); |
710 | |
711 | /** |
712 | * GtkColumnView:show-column-separators: (attributes org.gtk.Property.get=gtk_column_view_get_show_column_separators org.gtk.Property.set=gtk_column_view_set_show_column_separators) |
713 | * |
714 | * Show separators between columns. |
715 | */ |
716 | properties[PROP_SHOW_COLUMN_SEPARATORS] = |
717 | g_param_spec_boolean (name: "show-column-separators" , |
718 | P_("Show column separators" ), |
719 | P_("Show separators between columns" ), |
720 | FALSE, |
721 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY); |
722 | |
723 | /** |
724 | * GtkColumnView:sorter: (attributes org.gtk.Property.get=gtk_column_view_get_sorter) |
725 | * |
726 | * Sorter with the sorting choices of the user. |
727 | */ |
728 | properties[PROP_SORTER] = |
729 | g_param_spec_object (name: "sorter" , |
730 | P_("Sorter" ), |
731 | P_("Sorter with sorting choices of the user" ), |
732 | GTK_TYPE_SORTER, |
733 | flags: G_PARAM_READABLE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS); |
734 | |
735 | /** |
736 | * GtkColumnView:single-click-activate: (attributes org.gtk.Property.get=gtk_column_view_get_single_click_activate org.gtk.Property.set=gtk_column_view_set_single_click_activate) |
737 | * |
738 | * Activate rows on single click and select them on hover. |
739 | */ |
740 | properties[PROP_SINGLE_CLICK_ACTIVATE] = |
741 | g_param_spec_boolean (name: "single-click-activate" , |
742 | P_("Single click activate" ), |
743 | P_("Activate rows on single click" ), |
744 | FALSE, |
745 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY); |
746 | |
747 | /** |
748 | * GtkColumnView:reorderable: (attributes org.gtk.Property.get=gtk_column_view_get_reorderable org.gtk.Property.set=gtk_column_view_set_reorderable) |
749 | * |
750 | * Whether columns are reorderable. |
751 | */ |
752 | properties[PROP_REORDERABLE] = |
753 | g_param_spec_boolean (name: "reorderable" , |
754 | P_("Reorderable" ), |
755 | P_("Whether columns are reorderable" ), |
756 | TRUE, |
757 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS); |
758 | |
759 | /** |
760 | * GtkColumnView:enable-rubberband: (attributes org.gtk.Property.get=gtk_column_view_get_enable_rubberband org.gtk.Property.set=gtk_column_view_set_enable_rubberband) |
761 | * |
762 | * Allow rubberband selection. |
763 | */ |
764 | properties[PROP_ENABLE_RUBBERBAND] = |
765 | g_param_spec_boolean (name: "enable-rubberband" , |
766 | P_("Enable rubberband selection" ), |
767 | P_("Allow selecting items by dragging with the mouse" ), |
768 | FALSE, |
769 | flags: G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY); |
770 | |
771 | g_object_class_install_properties (oclass: gobject_class, n_pspecs: N_PROPS, pspecs: properties); |
772 | |
773 | /** |
774 | * GtkColumnView::activate: |
775 | * @self: The `GtkColumnView` |
776 | * @position: position of item to activate |
777 | * |
778 | * Emitted when a row has been activated by the user, usually via activating |
779 | * the GtkListBase|list.activate-item action. |
780 | * |
781 | * This allows for a convenient way to handle activation in a columnview. |
782 | * See [method@Gtk.ListItem.set_activatable] for details on how to use this |
783 | * signal. |
784 | */ |
785 | signals[ACTIVATE] = |
786 | g_signal_new (I_("activate" ), |
787 | G_TYPE_FROM_CLASS (gobject_class), |
788 | signal_flags: G_SIGNAL_RUN_LAST, |
789 | class_offset: 0, |
790 | NULL, NULL, |
791 | c_marshaller: g_cclosure_marshal_VOID__UINT, |
792 | G_TYPE_NONE, n_params: 1, |
793 | G_TYPE_UINT); |
794 | g_signal_set_va_marshaller (signal_id: signals[ACTIVATE], |
795 | G_TYPE_FROM_CLASS (gobject_class), |
796 | va_marshaller: g_cclosure_marshal_VOID__UINTv); |
797 | |
798 | gtk_widget_class_set_css_name (widget_class, I_("columnview" )); |
799 | gtk_widget_class_set_accessible_role (widget_class, accessible_role: GTK_ACCESSIBLE_ROLE_TREE_GRID); |
800 | } |
801 | |
802 | static void update_column_resize (GtkColumnView *self, |
803 | double x); |
804 | static void update_column_reorder (GtkColumnView *self, |
805 | double x); |
806 | |
807 | static gboolean |
808 | autoscroll_cb (GtkWidget *widget, |
809 | GdkFrameClock *frame_clock, |
810 | gpointer data) |
811 | { |
812 | GtkColumnView *self = data; |
813 | |
814 | gtk_adjustment_set_value (adjustment: self->hadjustment, |
815 | value: gtk_adjustment_get_value (adjustment: self->hadjustment) + self->autoscroll_delta); |
816 | |
817 | self->autoscroll_x += self->autoscroll_delta; |
818 | |
819 | if (self->in_column_resize) |
820 | update_column_resize (self, x: self->autoscroll_x); |
821 | else if (self->in_column_reorder) |
822 | update_column_reorder (self, x: self->autoscroll_x); |
823 | |
824 | return G_SOURCE_CONTINUE; |
825 | } |
826 | |
827 | static void |
828 | add_autoscroll (GtkColumnView *self, |
829 | double x, |
830 | double delta) |
831 | { |
832 | self->autoscroll_x = x; |
833 | self->autoscroll_delta = delta; |
834 | |
835 | if (self->autoscroll_id == 0) |
836 | self->autoscroll_id = gtk_widget_add_tick_callback (GTK_WIDGET (self), callback: autoscroll_cb, user_data: self, NULL); |
837 | } |
838 | |
839 | static void |
840 | remove_autoscroll (GtkColumnView *self) |
841 | { |
842 | if (self->autoscroll_id != 0) |
843 | { |
844 | gtk_widget_remove_tick_callback (GTK_WIDGET (self), id: self->autoscroll_id); |
845 | self->autoscroll_id = 0; |
846 | } |
847 | } |
848 | |
849 | #define SCROLL_EDGE_SIZE 30 |
850 | |
851 | static void |
852 | update_autoscroll (GtkColumnView *self, |
853 | double x) |
854 | { |
855 | double width; |
856 | double delta; |
857 | double vx, vy; |
858 | |
859 | /* x is in header coordinates */ |
860 | gtk_widget_translate_coordinates (src_widget: self->header, GTK_WIDGET (self), src_x: x, src_y: 0, dest_x: &vx, dest_y: &vy); |
861 | width = gtk_widget_get_width (GTK_WIDGET (self)); |
862 | |
863 | if (vx < SCROLL_EDGE_SIZE) |
864 | delta = - (SCROLL_EDGE_SIZE - vx)/3.0; |
865 | else if (width - vx < SCROLL_EDGE_SIZE) |
866 | delta = (SCROLL_EDGE_SIZE - (width - vx))/3.0; |
867 | else |
868 | delta = 0; |
869 | |
870 | if (gtk_widget_get_direction (GTK_WIDGET (self)) == GTK_TEXT_DIR_RTL) |
871 | delta = - delta; |
872 | |
873 | if (delta != 0) |
874 | add_autoscroll (self, x, delta); |
875 | else |
876 | remove_autoscroll (self); |
877 | } |
878 | |
879 | |
880 | #define DRAG_WIDTH 8 |
881 | |
882 | static gboolean |
883 | gtk_column_view_in_resize_rect (GtkColumnView *self, |
884 | GtkColumnViewColumn *column, |
885 | double x, |
886 | double y) |
887 | { |
888 | GtkWidget *; |
889 | graphene_rect_t rect; |
890 | int width; |
891 | |
892 | header = gtk_column_view_column_get_header (self: column); |
893 | |
894 | if (!gtk_widget_compute_bounds (widget: header, target: self->header, out_bounds: &rect)) |
895 | return FALSE; |
896 | |
897 | gtk_column_view_column_get_allocation (self: column, NULL, size: &width); |
898 | rect.size.width = width; |
899 | |
900 | rect.origin.x += rect.size.width - DRAG_WIDTH / 2; |
901 | rect.size.width = DRAG_WIDTH; |
902 | |
903 | return graphene_rect_contains_point (r: &rect, p: &(graphene_point_t) { x, y}); |
904 | } |
905 | |
906 | static gboolean |
907 | gtk_column_view_in_header (GtkColumnView *self, |
908 | GtkColumnViewColumn *column, |
909 | double x, |
910 | double y) |
911 | { |
912 | GtkWidget *; |
913 | graphene_rect_t rect; |
914 | |
915 | header = gtk_column_view_column_get_header (self: column); |
916 | |
917 | if (!gtk_widget_compute_bounds (widget: header, target: self->header, out_bounds: &rect)) |
918 | return FALSE; |
919 | |
920 | return graphene_rect_contains_point (r: &rect, p: &(graphene_point_t) { x, y}); |
921 | } |
922 | |
923 | static void |
924 | set_resize_cursor (GtkColumnView *self, |
925 | gboolean set) |
926 | { |
927 | int i, n; |
928 | |
929 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
930 | for (i = 0; i < n; i++) |
931 | { |
932 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
933 | GtkWidget * = gtk_column_view_column_get_header (self: column); |
934 | if (set) |
935 | gtk_widget_set_cursor_from_name (widget: header, name: "col-resize" ); |
936 | else |
937 | gtk_widget_set_cursor (widget: header, NULL); |
938 | g_object_unref (object: column); |
939 | } |
940 | } |
941 | |
942 | static void |
943 | (GtkGestureDrag *gesture, |
944 | double start_x, |
945 | double start_y, |
946 | GtkColumnView *self) |
947 | { |
948 | int i, n; |
949 | |
950 | self->drag_pos = -1; |
951 | |
952 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
953 | for (i = n - 1; !self->in_column_resize && i >= 0; i--) |
954 | { |
955 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
956 | |
957 | if (!gtk_column_view_column_get_visible (self: column)) |
958 | { |
959 | g_object_unref (object: column); |
960 | continue; |
961 | } |
962 | |
963 | if (i + 1 < n && |
964 | gtk_column_view_column_get_resizable (self: column) && |
965 | gtk_column_view_in_resize_rect (self, column, x: start_x, y: start_y)) |
966 | { |
967 | int size; |
968 | |
969 | gtk_gesture_set_state (GTK_GESTURE (gesture), state: GTK_EVENT_SEQUENCE_CLAIMED); |
970 | if (!gtk_widget_has_focus (GTK_WIDGET (self))) |
971 | gtk_widget_grab_focus (GTK_WIDGET (self)); |
972 | |
973 | gtk_column_view_column_get_allocation (self: column, NULL, size: &size); |
974 | gtk_column_view_column_set_fixed_width (self: column, fixed_width: size); |
975 | |
976 | self->drag_pos = i; |
977 | self->drag_x = start_x - size; |
978 | self->in_column_resize = TRUE; |
979 | |
980 | set_resize_cursor (self, TRUE); |
981 | |
982 | g_object_unref (object: column); |
983 | |
984 | break; |
985 | } |
986 | |
987 | g_object_unref (object: column); |
988 | } |
989 | |
990 | for (i = 0; !self->in_column_resize && i < n; i++) |
991 | { |
992 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
993 | |
994 | if (!gtk_column_view_column_get_visible (self: column)) |
995 | { |
996 | g_object_unref (object: column); |
997 | continue; |
998 | } |
999 | |
1000 | if (gtk_column_view_get_reorderable (self) && |
1001 | gtk_column_view_in_header (self, column, x: start_x, y: start_y)) |
1002 | { |
1003 | int pos; |
1004 | |
1005 | gtk_column_view_column_get_allocation (self: column, offset: &pos, NULL); |
1006 | |
1007 | self->drag_pos = i; |
1008 | self->drag_offset = start_x - pos; |
1009 | |
1010 | g_object_unref (object: column); |
1011 | break; |
1012 | } |
1013 | |
1014 | g_object_unref (object: column); |
1015 | } |
1016 | } |
1017 | |
1018 | static void |
1019 | (GtkGestureDrag *gesture, |
1020 | double offset_x, |
1021 | double offset_y, |
1022 | GtkColumnView *self) |
1023 | { |
1024 | double start_x, x; |
1025 | |
1026 | gtk_gesture_drag_get_start_point (gesture, x: &start_x, NULL); |
1027 | x = start_x + offset_x; |
1028 | |
1029 | remove_autoscroll (self); |
1030 | |
1031 | if (self->in_column_resize) |
1032 | { |
1033 | set_resize_cursor (self, FALSE); |
1034 | self->in_column_resize = FALSE; |
1035 | } |
1036 | else if (self->in_column_reorder) |
1037 | { |
1038 | GdkEventSequence *sequence; |
1039 | GtkColumnViewColumn *column; |
1040 | GtkWidget *; |
1041 | int i; |
1042 | |
1043 | self->in_column_reorder = FALSE; |
1044 | |
1045 | if (self->drag_pos == -1) |
1046 | return; |
1047 | |
1048 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: self->drag_pos); |
1049 | header = gtk_column_view_column_get_header (self: column); |
1050 | gtk_widget_remove_css_class (widget: header, css_class: "dnd" ); |
1051 | |
1052 | sequence = gtk_gesture_single_get_current_sequence (GTK_GESTURE_SINGLE (gesture)); |
1053 | if (!gtk_gesture_handles_sequence (GTK_GESTURE (gesture), sequence)) |
1054 | { |
1055 | g_object_unref (object: column); |
1056 | return; |
1057 | } |
1058 | |
1059 | for (i = 0; i < g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); i++) |
1060 | { |
1061 | GtkColumnViewColumn *col = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1062 | |
1063 | if (gtk_column_view_column_get_visible (self: col)) |
1064 | { |
1065 | int pos, size; |
1066 | |
1067 | gtk_column_view_column_get_allocation (self: col, offset: &pos, size: &size); |
1068 | if (pos <= x && x <= pos + size) |
1069 | { |
1070 | gtk_column_view_insert_column (self, position: i, column); |
1071 | g_object_unref (object: col); |
1072 | break; |
1073 | } |
1074 | } |
1075 | |
1076 | g_object_unref (object: col); |
1077 | } |
1078 | |
1079 | g_object_unref (object: column); |
1080 | } |
1081 | } |
1082 | |
1083 | static void |
1084 | update_column_resize (GtkColumnView *self, |
1085 | double x) |
1086 | { |
1087 | GtkColumnViewColumn *column; |
1088 | |
1089 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: self->drag_pos); |
1090 | gtk_column_view_column_set_fixed_width (self: column, MAX (x - self->drag_x, 0)); |
1091 | g_object_unref (object: column); |
1092 | } |
1093 | |
1094 | static void |
1095 | update_column_reorder (GtkColumnView *self, |
1096 | double x) |
1097 | { |
1098 | GtkColumnViewColumn *column; |
1099 | int width; |
1100 | int size; |
1101 | |
1102 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: self->drag_pos); |
1103 | width = gtk_widget_get_allocated_width (GTK_WIDGET (self->header)); |
1104 | gtk_column_view_column_get_allocation (self: column, NULL, size: &size); |
1105 | |
1106 | self->drag_x = CLAMP (x - self->drag_offset, 0, width - size); |
1107 | |
1108 | gtk_widget_queue_allocate (GTK_WIDGET (self)); |
1109 | gtk_column_view_column_queue_resize (self: column); |
1110 | g_object_unref (object: column); |
1111 | } |
1112 | |
1113 | static void |
1114 | (GtkGestureDrag *gesture, |
1115 | double offset_x, |
1116 | double offset_y, |
1117 | GtkColumnView *self) |
1118 | { |
1119 | GdkEventSequence *sequence; |
1120 | double start_x, x; |
1121 | |
1122 | sequence = gtk_gesture_single_get_current_sequence (GTK_GESTURE_SINGLE (gesture)); |
1123 | if (!gtk_gesture_handles_sequence (GTK_GESTURE (gesture), sequence)) |
1124 | return; |
1125 | |
1126 | if (self->drag_pos == -1) |
1127 | return; |
1128 | |
1129 | if (!self->in_column_resize && !self->in_column_reorder) |
1130 | { |
1131 | if (gtk_drag_check_threshold_double (GTK_WIDGET (self), start_x: 0, start_y: 0, current_x: offset_x, current_y: 0)) |
1132 | { |
1133 | GtkColumnViewColumn *column; |
1134 | GtkWidget *; |
1135 | |
1136 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: self->drag_pos); |
1137 | header = gtk_column_view_column_get_header (self: column); |
1138 | |
1139 | gtk_widget_insert_after (widget: header, parent: self->header, previous_sibling: gtk_widget_get_last_child (widget: self->header)); |
1140 | gtk_widget_add_css_class (widget: header, css_class: "dnd" ); |
1141 | |
1142 | gtk_gesture_set_state (GTK_GESTURE (gesture), state: GTK_EVENT_SEQUENCE_CLAIMED); |
1143 | if (!gtk_widget_has_focus (GTK_WIDGET (self))) |
1144 | gtk_widget_grab_focus (GTK_WIDGET (self)); |
1145 | |
1146 | self->in_column_reorder = TRUE; |
1147 | |
1148 | g_object_unref (object: column); |
1149 | } |
1150 | } |
1151 | |
1152 | gtk_gesture_drag_get_start_point (gesture, x: &start_x, NULL); |
1153 | x = start_x + offset_x; |
1154 | |
1155 | if (self->in_column_resize) |
1156 | update_column_resize (self, x); |
1157 | else if (self->in_column_reorder) |
1158 | update_column_reorder (self, x); |
1159 | |
1160 | if (self->in_column_resize || self->in_column_reorder) |
1161 | update_autoscroll (self, x); |
1162 | } |
1163 | |
1164 | static void |
1165 | (GtkEventControllerMotion *controller, |
1166 | double x, |
1167 | double y, |
1168 | GtkColumnView *self) |
1169 | { |
1170 | gboolean cursor_set = FALSE; |
1171 | int i, n; |
1172 | |
1173 | if (self->in_column_resize) |
1174 | return; |
1175 | |
1176 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
1177 | for (i = 0; i < n; i++) |
1178 | { |
1179 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1180 | |
1181 | if (!gtk_column_view_column_get_visible (self: column)) |
1182 | { |
1183 | g_object_unref (object: column); |
1184 | continue; |
1185 | } |
1186 | |
1187 | if (i + 1 < n && |
1188 | gtk_column_view_column_get_resizable (self: column) && |
1189 | gtk_column_view_in_resize_rect (self, column, x, y)) |
1190 | { |
1191 | gtk_widget_set_cursor_from_name (widget: self->header, name: "col-resize" ); |
1192 | cursor_set = TRUE; |
1193 | } |
1194 | |
1195 | g_object_unref (object: column); |
1196 | } |
1197 | |
1198 | if (!cursor_set) |
1199 | gtk_widget_set_cursor (widget: self->header, NULL); |
1200 | } |
1201 | |
1202 | static gboolean |
1203 | (GtkEventControllerKey *controller, |
1204 | guint keyval, |
1205 | guint keycode, |
1206 | GdkModifierType modifiers, |
1207 | GtkColumnView *self) |
1208 | { |
1209 | if (self->in_column_reorder) |
1210 | { |
1211 | if (keyval == GDK_KEY_Escape) |
1212 | gtk_gesture_set_state (gesture: self->drag_gesture, state: GTK_EVENT_SEQUENCE_DENIED); |
1213 | return TRUE; |
1214 | } |
1215 | |
1216 | return FALSE; |
1217 | } |
1218 | |
1219 | static void |
1220 | (GtkGestureClick *gesture, |
1221 | int n_press, |
1222 | double x, |
1223 | double y, |
1224 | GtkColumnView *self) |
1225 | { |
1226 | int i, n; |
1227 | |
1228 | if (n_press != 2) |
1229 | return; |
1230 | |
1231 | n = g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); |
1232 | for (i = n - 1; i >= 0; i--) |
1233 | { |
1234 | GtkColumnViewColumn *column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1235 | |
1236 | g_object_unref (object: column); |
1237 | |
1238 | if (i + 1 < n && |
1239 | gtk_column_view_column_get_resizable (self: column) && |
1240 | gtk_column_view_in_resize_rect (self, column, x, y)) |
1241 | { |
1242 | gtk_gesture_set_state (gesture: self->drag_gesture, state: GTK_EVENT_SEQUENCE_DENIED); |
1243 | gtk_column_view_column_set_fixed_width (self: column, fixed_width: -1); |
1244 | break; |
1245 | } |
1246 | } |
1247 | } |
1248 | |
1249 | static void |
1250 | gtk_column_view_drag_motion (GtkDropControllerMotion *motion, |
1251 | double x, |
1252 | double y, |
1253 | gpointer unused) |
1254 | { |
1255 | GtkWidget *widget = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (motion)); |
1256 | GtkColumnView *self = GTK_COLUMN_VIEW (widget); |
1257 | double hx, hy; |
1258 | |
1259 | gtk_widget_translate_coordinates (src_widget: widget, dest_widget: self->header, src_x: x, src_y: 0, dest_x: &hx, dest_y: &hy); |
1260 | update_autoscroll (GTK_COLUMN_VIEW (widget), x: hx); |
1261 | } |
1262 | |
1263 | static void |
1264 | gtk_column_view_drag_leave (GtkDropControllerMotion *motion, |
1265 | gpointer unused) |
1266 | { |
1267 | GtkWidget *widget = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (motion)); |
1268 | |
1269 | remove_autoscroll (GTK_COLUMN_VIEW (widget)); |
1270 | } |
1271 | |
1272 | static void |
1273 | gtk_column_view_init (GtkColumnView *self) |
1274 | { |
1275 | GtkEventController *controller; |
1276 | |
1277 | self->columns = g_list_store_new (GTK_TYPE_COLUMN_VIEW_COLUMN); |
1278 | |
1279 | self->header = gtk_list_item_widget_new (NULL, css_name: "header" , role: GTK_ACCESSIBLE_ROLE_ROW); |
1280 | gtk_widget_set_can_focus (widget: self->header, FALSE); |
1281 | gtk_widget_set_layout_manager (widget: self->header, layout_manager: gtk_column_view_layout_new (view: self)); |
1282 | gtk_widget_set_parent (widget: self->header, GTK_WIDGET (self)); |
1283 | |
1284 | controller = GTK_EVENT_CONTROLLER (gtk_gesture_click_new ()); |
1285 | g_signal_connect (controller, "pressed" , G_CALLBACK (header_pressed), self); |
1286 | gtk_event_controller_set_propagation_phase (controller, phase: GTK_PHASE_CAPTURE); |
1287 | gtk_widget_add_controller (widget: self->header, controller); |
1288 | |
1289 | controller = GTK_EVENT_CONTROLLER (gtk_gesture_drag_new ()); |
1290 | g_signal_connect (controller, "drag-begin" , G_CALLBACK (header_drag_begin), self); |
1291 | g_signal_connect (controller, "drag-update" , G_CALLBACK (header_drag_update), self); |
1292 | g_signal_connect (controller, "drag-end" , G_CALLBACK (header_drag_end), self); |
1293 | gtk_event_controller_set_propagation_phase (controller, phase: GTK_PHASE_CAPTURE); |
1294 | gtk_widget_add_controller (widget: self->header, controller); |
1295 | self->drag_gesture = GTK_GESTURE (controller); |
1296 | |
1297 | controller = gtk_event_controller_motion_new (); |
1298 | g_signal_connect (controller, "motion" , G_CALLBACK (header_motion), self); |
1299 | gtk_widget_add_controller (widget: self->header, controller); |
1300 | |
1301 | controller = gtk_event_controller_key_new (); |
1302 | g_signal_connect (controller, "key-pressed" , G_CALLBACK (header_key_pressed), self); |
1303 | gtk_widget_add_controller (GTK_WIDGET (self), controller); |
1304 | |
1305 | controller = gtk_drop_controller_motion_new (); |
1306 | g_signal_connect (controller, "motion" , G_CALLBACK (gtk_column_view_drag_motion), NULL); |
1307 | g_signal_connect (controller, "leave" , G_CALLBACK (gtk_column_view_drag_leave), NULL); |
1308 | gtk_widget_add_controller (GTK_WIDGET (self), controller); |
1309 | |
1310 | self->sorter = GTK_SORTER (ptr: gtk_column_view_sorter_new ()); |
1311 | self->factory = gtk_column_list_item_factory_new (view: self); |
1312 | self->listview = GTK_LIST_VIEW (g_object_new (GTK_TYPE_COLUMN_LIST_VIEW, NULL)); |
1313 | gtk_list_view_set_factory (self: self->listview, GTK_LIST_ITEM_FACTORY (self->factory)); |
1314 | gtk_widget_set_hexpand (GTK_WIDGET (self->listview), TRUE); |
1315 | gtk_widget_set_vexpand (GTK_WIDGET (self->listview), TRUE); |
1316 | g_signal_connect (self->listview, "activate" , G_CALLBACK (gtk_column_view_activate_cb), self); |
1317 | gtk_widget_set_parent (GTK_WIDGET (self->listview), GTK_WIDGET (self)); |
1318 | |
1319 | gtk_css_node_add_class (cssnode: gtk_widget_get_css_node (GTK_WIDGET (self)), |
1320 | style_class: g_quark_from_static_string (I_("view" ))); |
1321 | |
1322 | gtk_widget_set_overflow (GTK_WIDGET (self), overflow: GTK_OVERFLOW_HIDDEN); |
1323 | gtk_widget_set_focusable (GTK_WIDGET (self), TRUE); |
1324 | |
1325 | self->reorderable = TRUE; |
1326 | } |
1327 | |
1328 | /** |
1329 | * gtk_column_view_new: |
1330 | * @model: (nullable) (transfer full): the list model to use |
1331 | * |
1332 | * Creates a new `GtkColumnView`. |
1333 | * |
1334 | * You most likely want to call [method@Gtk.ColumnView.append_column] |
1335 | * to add columns next. |
1336 | * |
1337 | * Returns: a new `GtkColumnView` |
1338 | **/ |
1339 | GtkWidget * |
1340 | gtk_column_view_new (GtkSelectionModel *model) |
1341 | { |
1342 | GtkWidget *result; |
1343 | |
1344 | g_return_val_if_fail (model == NULL || GTK_IS_SELECTION_MODEL (model), NULL); |
1345 | |
1346 | result = g_object_new (GTK_TYPE_COLUMN_VIEW, |
1347 | first_property_name: "model" , model, |
1348 | NULL); |
1349 | |
1350 | /* consume the reference */ |
1351 | g_clear_object (&model); |
1352 | |
1353 | return result; |
1354 | } |
1355 | |
1356 | /** |
1357 | * gtk_column_view_get_model: (attributes org.gtk.Method.get_property=model) |
1358 | * @self: a `GtkColumnView` |
1359 | * |
1360 | * Gets the model that's currently used to read the items displayed. |
1361 | * |
1362 | * Returns: (nullable) (transfer none): The model in use |
1363 | */ |
1364 | GtkSelectionModel * |
1365 | gtk_column_view_get_model (GtkColumnView *self) |
1366 | { |
1367 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), NULL); |
1368 | |
1369 | return gtk_list_view_get_model (self: self->listview); |
1370 | } |
1371 | |
1372 | /** |
1373 | * gtk_column_view_set_model: (attributes org.gtk.Method.set_property=model) |
1374 | * @self: a `GtkColumnView` |
1375 | * @model: (nullable) (transfer none): the model to use |
1376 | * |
1377 | * Sets the model to use. |
1378 | * |
1379 | * This must be a [iface@Gtk.SelectionModel]. |
1380 | */ |
1381 | void |
1382 | gtk_column_view_set_model (GtkColumnView *self, |
1383 | GtkSelectionModel *model) |
1384 | { |
1385 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1386 | g_return_if_fail (model == NULL || GTK_IS_SELECTION_MODEL (model)); |
1387 | |
1388 | if (gtk_list_view_get_model (self: self->listview) == model) |
1389 | return; |
1390 | |
1391 | gtk_list_view_set_model (self: self->listview, model); |
1392 | |
1393 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_MODEL]); |
1394 | } |
1395 | |
1396 | /** |
1397 | * gtk_column_view_get_columns: (attributes org.gtk.Method.get_property=columns) |
1398 | * @self: a `GtkColumnView` |
1399 | * |
1400 | * Gets the list of columns in this column view. |
1401 | * |
1402 | * This list is constant over the lifetime of @self and can be used to |
1403 | * monitor changes to the columns of @self by connecting to the |
1404 | * ::items-changed signal. |
1405 | * |
1406 | * Returns: (transfer none): The list managing the columns |
1407 | */ |
1408 | GListModel * |
1409 | gtk_column_view_get_columns (GtkColumnView *self) |
1410 | { |
1411 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), NULL); |
1412 | |
1413 | return G_LIST_MODEL (ptr: self->columns); |
1414 | } |
1415 | |
1416 | /** |
1417 | * gtk_column_view_set_show_row_separators: (attributes org.gtk.Method.set_property=show-row-separators) |
1418 | * @self: a `GtkColumnView` |
1419 | * @show_row_separators: %TRUE to show row separators |
1420 | * |
1421 | * Sets whether the list should show separators |
1422 | * between rows. |
1423 | */ |
1424 | void |
1425 | gtk_column_view_set_show_row_separators (GtkColumnView *self, |
1426 | gboolean show_row_separators) |
1427 | { |
1428 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1429 | |
1430 | if (gtk_list_view_get_show_separators (self: self->listview) == show_row_separators) |
1431 | return; |
1432 | |
1433 | gtk_list_view_set_show_separators (self: self->listview, show_separators: show_row_separators); |
1434 | |
1435 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_SHOW_ROW_SEPARATORS]); |
1436 | } |
1437 | |
1438 | /** |
1439 | * gtk_column_view_get_show_row_separators: (attributes org.gtk.Method.get_property=show-row-separators) |
1440 | * @self: a `GtkColumnView` |
1441 | * |
1442 | * Returns whether the list should show separators |
1443 | * between rows. |
1444 | * |
1445 | * Returns: %TRUE if the list shows separators |
1446 | */ |
1447 | gboolean |
1448 | gtk_column_view_get_show_row_separators (GtkColumnView *self) |
1449 | { |
1450 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), FALSE); |
1451 | |
1452 | return gtk_list_view_get_show_separators (self: self->listview); |
1453 | } |
1454 | |
1455 | /** |
1456 | * gtk_column_view_set_show_column_separators: (attributes org.gtk.Method.set_property=show-column-separators) |
1457 | * @self: a `GtkColumnView` |
1458 | * @show_column_separators: %TRUE to show column separators |
1459 | * |
1460 | * Sets whether the list should show separators |
1461 | * between columns. |
1462 | */ |
1463 | void |
1464 | gtk_column_view_set_show_column_separators (GtkColumnView *self, |
1465 | gboolean show_column_separators) |
1466 | { |
1467 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1468 | |
1469 | if (self->show_column_separators == show_column_separators) |
1470 | return; |
1471 | |
1472 | self->show_column_separators = show_column_separators; |
1473 | |
1474 | if (show_column_separators) |
1475 | gtk_widget_add_css_class (GTK_WIDGET (self), css_class: "column-separators" ); |
1476 | else |
1477 | gtk_widget_remove_css_class (GTK_WIDGET (self), css_class: "column-separators" ); |
1478 | |
1479 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_SHOW_COLUMN_SEPARATORS]); |
1480 | } |
1481 | |
1482 | /** |
1483 | * gtk_column_view_get_show_column_separators: (attributes org.gtk.Method.get_property=show-column-separators) |
1484 | * @self: a `GtkColumnView` |
1485 | * |
1486 | * Returns whether the list should show separators |
1487 | * between columns. |
1488 | * |
1489 | * Returns: %TRUE if the list shows column separators |
1490 | */ |
1491 | gboolean |
1492 | gtk_column_view_get_show_column_separators (GtkColumnView *self) |
1493 | { |
1494 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), FALSE); |
1495 | |
1496 | return self->show_column_separators; |
1497 | } |
1498 | |
1499 | /** |
1500 | * gtk_column_view_append_column: |
1501 | * @self: a `GtkColumnView` |
1502 | * @column: a `GtkColumnViewColumn` that hasn't been added to a |
1503 | * `GtkColumnView` yet |
1504 | * |
1505 | * Appends the @column to the end of the columns in @self. |
1506 | */ |
1507 | void |
1508 | gtk_column_view_append_column (GtkColumnView *self, |
1509 | GtkColumnViewColumn *column) |
1510 | { |
1511 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1512 | g_return_if_fail (GTK_IS_COLUMN_VIEW_COLUMN (column)); |
1513 | g_return_if_fail (gtk_column_view_column_get_column_view (column) == NULL); |
1514 | |
1515 | gtk_column_view_column_set_column_view (self: column, view: self); |
1516 | g_list_store_append (store: self->columns, item: column); |
1517 | } |
1518 | |
1519 | /** |
1520 | * gtk_column_view_remove_column: |
1521 | * @self: a `GtkColumnView` |
1522 | * @column: a `GtkColumnViewColumn` that's part of @self |
1523 | * |
1524 | * Removes the @column from the list of columns of @self. |
1525 | */ |
1526 | void |
1527 | gtk_column_view_remove_column (GtkColumnView *self, |
1528 | GtkColumnViewColumn *column) |
1529 | { |
1530 | guint i; |
1531 | |
1532 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1533 | g_return_if_fail (GTK_IS_COLUMN_VIEW_COLUMN (column)); |
1534 | g_return_if_fail (gtk_column_view_column_get_column_view (column) == self); |
1535 | |
1536 | for (i = 0; i < g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); i++) |
1537 | { |
1538 | GtkColumnViewColumn *item = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1539 | |
1540 | g_object_unref (object: item); |
1541 | if (item == column) |
1542 | break; |
1543 | } |
1544 | |
1545 | gtk_column_view_sorter_remove_column (self: GTK_COLUMN_VIEW_SORTER (ptr: self->sorter), column); |
1546 | gtk_column_view_column_set_column_view (self: column, NULL); |
1547 | g_list_store_remove (store: self->columns, position: i); |
1548 | } |
1549 | |
1550 | /** |
1551 | * gtk_column_view_insert_column: |
1552 | * @self: a `GtkColumnView` |
1553 | * @position: the position to insert @column at |
1554 | * @column: the `GtkColumnViewColumn` to insert |
1555 | * |
1556 | * Inserts a column at the given position in the columns of @self. |
1557 | * |
1558 | * If @column is already a column of @self, it will be repositioned. |
1559 | */ |
1560 | void |
1561 | gtk_column_view_insert_column (GtkColumnView *self, |
1562 | guint position, |
1563 | GtkColumnViewColumn *column) |
1564 | { |
1565 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1566 | g_return_if_fail (GTK_IS_COLUMN_VIEW_COLUMN (column)); |
1567 | g_return_if_fail (gtk_column_view_column_get_column_view (column) == NULL || |
1568 | gtk_column_view_column_get_column_view (column) == self); |
1569 | g_return_if_fail (position <= g_list_model_get_n_items (G_LIST_MODEL (self->columns))); |
1570 | int old_position = -1; |
1571 | |
1572 | g_object_ref (column); |
1573 | |
1574 | if (gtk_column_view_column_get_column_view (self: column) == self) |
1575 | { |
1576 | guint i; |
1577 | |
1578 | for (i = 0; i < g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); i++) |
1579 | { |
1580 | GtkColumnViewColumn *item = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1581 | |
1582 | g_object_unref (object: item); |
1583 | if (item == column) |
1584 | { |
1585 | old_position = i; |
1586 | g_list_store_remove (store: self->columns, position: i); |
1587 | break; |
1588 | } |
1589 | } |
1590 | } |
1591 | |
1592 | g_list_store_insert (store: self->columns, position, item: column); |
1593 | |
1594 | gtk_column_view_column_set_column_view (self: column, view: self); |
1595 | |
1596 | if (old_position != -1 && position != old_position) |
1597 | gtk_column_view_column_set_position (self: column, position); |
1598 | |
1599 | gtk_column_view_column_queue_resize (self: column); |
1600 | |
1601 | g_object_unref (object: column); |
1602 | } |
1603 | |
1604 | void |
1605 | gtk_column_view_measure_across (GtkColumnView *self, |
1606 | int *minimum, |
1607 | int *natural) |
1608 | { |
1609 | guint i; |
1610 | int min, nat; |
1611 | |
1612 | min = 0; |
1613 | nat = 0; |
1614 | |
1615 | for (i = 0; i < g_list_model_get_n_items (list: G_LIST_MODEL (ptr: self->columns)); i++) |
1616 | { |
1617 | GtkColumnViewColumn *column; |
1618 | int col_min, col_nat; |
1619 | |
1620 | column = g_list_model_get_item (list: G_LIST_MODEL (ptr: self->columns), position: i); |
1621 | gtk_column_view_column_measure (self: column, minimum: &col_min, natural: &col_nat); |
1622 | min += col_min; |
1623 | nat += col_nat; |
1624 | |
1625 | g_object_unref (object: column); |
1626 | } |
1627 | |
1628 | *minimum = min; |
1629 | *natural = nat; |
1630 | } |
1631 | |
1632 | GtkListItemWidget * |
1633 | gtk_column_view_get_header_widget (GtkColumnView *self) |
1634 | { |
1635 | return GTK_LIST_ITEM_WIDGET (self->header); |
1636 | } |
1637 | |
1638 | GtkListView * |
1639 | gtk_column_view_get_list_view (GtkColumnView *self) |
1640 | { |
1641 | return GTK_LIST_VIEW (self->listview); |
1642 | } |
1643 | |
1644 | /** |
1645 | * gtk_column_view_get_sorter: (attributes org.gtk.Method.get_property=sorter) |
1646 | * @self: a `GtkColumnView` |
1647 | * |
1648 | * Returns a special sorter that reflects the users sorting |
1649 | * choices in the column view. |
1650 | * |
1651 | * To allow users to customizable sorting by clicking on column |
1652 | * headers, this sorter needs to be set on the sort model underneath |
1653 | * the model that is displayed by the view. |
1654 | * |
1655 | * See [method@Gtk.ColumnViewColumn.set_sorter] for setting up |
1656 | * per-column sorting. |
1657 | * |
1658 | * Here is an example: |
1659 | * ```c |
1660 | * gtk_column_view_column_set_sorter (column, sorter); |
1661 | * gtk_column_view_append_column (view, column); |
1662 | * sorter = g_object_ref (gtk_column_view_get_sorter (view))); |
1663 | * model = gtk_sort_list_model_new (store, sorter); |
1664 | * selection = gtk_no_selection_new (model); |
1665 | * gtk_column_view_set_model (view, selection); |
1666 | * ``` |
1667 | * |
1668 | * Returns: (nullable) (transfer none): the `GtkSorter` of @self |
1669 | */ |
1670 | GtkSorter * |
1671 | gtk_column_view_get_sorter (GtkColumnView *self) |
1672 | { |
1673 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), NULL); |
1674 | |
1675 | return self->sorter; |
1676 | } |
1677 | |
1678 | /** |
1679 | * gtk_column_view_sort_by_column: |
1680 | * @self: a `GtkColumnView` |
1681 | * @column: (nullable): the `GtkColumnViewColumn` to sort by |
1682 | * @direction: the direction to sort in |
1683 | * |
1684 | * Sets the sorting of the view. |
1685 | * |
1686 | * This function should be used to set up the initial sorting. |
1687 | * At runtime, users can change the sorting of a column view |
1688 | * by clicking on the list headers. |
1689 | * |
1690 | * This call only has an effect if the sorter returned by |
1691 | * [method@Gtk.ColumnView.get_sorter] is set on a sort model, |
1692 | * and [method@Gtk.ColumnViewColumn.set_sorter] has been called |
1693 | * on @column to associate a sorter with the column. |
1694 | * |
1695 | * If @column is %NULL, the view will be unsorted. |
1696 | */ |
1697 | void |
1698 | gtk_column_view_sort_by_column (GtkColumnView *self, |
1699 | GtkColumnViewColumn *column, |
1700 | GtkSortType direction) |
1701 | { |
1702 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1703 | g_return_if_fail (column == NULL || GTK_IS_COLUMN_VIEW_COLUMN (column)); |
1704 | g_return_if_fail (column == NULL || gtk_column_view_column_get_column_view (column) == self); |
1705 | |
1706 | if (column == NULL) |
1707 | gtk_column_view_sorter_clear (self: GTK_COLUMN_VIEW_SORTER (ptr: self->sorter)); |
1708 | else |
1709 | gtk_column_view_sorter_set_column (self: GTK_COLUMN_VIEW_SORTER (ptr: self->sorter), |
1710 | column, |
1711 | inverted: direction == GTK_SORT_DESCENDING); |
1712 | } |
1713 | |
1714 | /** |
1715 | * gtk_column_view_set_single_click_activate: (attributes org.gtk.Method.set_property=single-click-activate) |
1716 | * @self: a `GtkColumnView` |
1717 | * @single_click_activate: %TRUE to activate items on single click |
1718 | * |
1719 | * Sets whether rows should be activated on single click and |
1720 | * selected on hover. |
1721 | */ |
1722 | void |
1723 | gtk_column_view_set_single_click_activate (GtkColumnView *self, |
1724 | gboolean single_click_activate) |
1725 | { |
1726 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1727 | |
1728 | if (single_click_activate == gtk_list_view_get_single_click_activate (self: self->listview)) |
1729 | return; |
1730 | |
1731 | gtk_list_view_set_single_click_activate (self: self->listview, single_click_activate); |
1732 | |
1733 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_SINGLE_CLICK_ACTIVATE]); |
1734 | } |
1735 | |
1736 | /** |
1737 | * gtk_column_view_get_single_click_activate: (attributes org.gtk.Method.get_property=single-click-activate) |
1738 | * @self: a `GtkColumnView` |
1739 | * |
1740 | * Returns whether rows will be activated on single click and |
1741 | * selected on hover. |
1742 | * |
1743 | * Returns: %TRUE if rows are activated on single click |
1744 | */ |
1745 | gboolean |
1746 | gtk_column_view_get_single_click_activate (GtkColumnView *self) |
1747 | { |
1748 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), FALSE); |
1749 | |
1750 | return gtk_list_view_get_single_click_activate (self: self->listview); |
1751 | } |
1752 | |
1753 | /** |
1754 | * gtk_column_view_set_reorderable: (attributes org.gtk.Method.set_property=reorderable) |
1755 | * @self: a `GtkColumnView` |
1756 | * @reorderable: whether columns should be reorderable |
1757 | * |
1758 | * Sets whether columns should be reorderable by dragging. |
1759 | */ |
1760 | void |
1761 | gtk_column_view_set_reorderable (GtkColumnView *self, |
1762 | gboolean reorderable) |
1763 | { |
1764 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1765 | |
1766 | if (self->reorderable == reorderable) |
1767 | return; |
1768 | |
1769 | self->reorderable = reorderable; |
1770 | |
1771 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_REORDERABLE]); |
1772 | } |
1773 | |
1774 | /** |
1775 | * gtk_column_view_get_reorderable: (attributes org.gtk.Method.get_property=reorderable) |
1776 | * @self: a `GtkColumnView` |
1777 | * |
1778 | * Returns whether columns are reorderable. |
1779 | * |
1780 | * Returns: %TRUE if columns are reorderable |
1781 | */ |
1782 | gboolean |
1783 | gtk_column_view_get_reorderable (GtkColumnView *self) |
1784 | { |
1785 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), TRUE); |
1786 | |
1787 | return self->reorderable; |
1788 | } |
1789 | |
1790 | /** |
1791 | * gtk_column_view_set_enable_rubberband: (attributes org.gtk.Method.set_property=enable-rubberband) |
1792 | * @self: a `GtkColumnView` |
1793 | * @enable_rubberband: %TRUE to enable rubberband selection |
1794 | * |
1795 | * Sets whether selections can be changed by dragging with the mouse. |
1796 | */ |
1797 | void |
1798 | gtk_column_view_set_enable_rubberband (GtkColumnView *self, |
1799 | gboolean enable_rubberband) |
1800 | { |
1801 | g_return_if_fail (GTK_IS_COLUMN_VIEW (self)); |
1802 | |
1803 | if (enable_rubberband == gtk_list_view_get_enable_rubberband (self: self->listview)) |
1804 | return; |
1805 | |
1806 | gtk_list_view_set_enable_rubberband (self: self->listview, enable_rubberband); |
1807 | |
1808 | g_object_notify_by_pspec (G_OBJECT (self), pspec: properties[PROP_ENABLE_RUBBERBAND]); |
1809 | } |
1810 | |
1811 | /** |
1812 | * gtk_column_view_get_enable_rubberband: (attributes org.gtk.Method.get_property=enable-rubberband) |
1813 | * @self: a `GtkColumnView` |
1814 | * |
1815 | * Returns whether rows can be selected by dragging with the mouse. |
1816 | * |
1817 | * Returns: %TRUE if rubberband selection is enabled |
1818 | */ |
1819 | gboolean |
1820 | gtk_column_view_get_enable_rubberband (GtkColumnView *self) |
1821 | { |
1822 | g_return_val_if_fail (GTK_IS_COLUMN_VIEW (self), FALSE); |
1823 | |
1824 | return gtk_list_view_get_enable_rubberband (self: self->listview); |
1825 | } |
1826 | |