1/* testtreeedit.c
2 * Copyright (C) 2001 Red Hat, Inc
3 * Author: Jonathan Blandford
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#include "config.h"
20#include <gtk/gtk.h>
21
22typedef struct {
23 const char *string;
24 gboolean is_editable;
25 gboolean is_sensitive;
26 int progress;
27} ListEntry;
28
29enum {
30 STRING_COLUMN,
31 IS_EDITABLE_COLUMN,
32 IS_SENSITIVE_COLUMN,
33 ICON_NAME_COLUMN,
34 LAST_ICON_NAME_COLUMN,
35 PROGRESS_COLUMN,
36 NUM_COLUMNS
37};
38
39static ListEntry model_strings[] =
40{
41 {"A simple string", TRUE, TRUE, 0 },
42 {"Another string!", TRUE, TRUE, 10 },
43 {"", TRUE, TRUE, 0 },
44 {"Guess what, a third string. This one can't be edited", FALSE, TRUE, 47 },
45 {"And then a fourth string. Neither can this", FALSE, TRUE, 48 },
46 {"Multiline\nFun!", TRUE, FALSE, 75 },
47 { NULL }
48};
49
50static GtkTreeModel *
51create_model (void)
52{
53 GtkTreeStore *model;
54 GtkTreeIter iter;
55 int i;
56
57 model = gtk_tree_store_new (n_columns: NUM_COLUMNS,
58 G_TYPE_STRING,
59 G_TYPE_BOOLEAN,
60 G_TYPE_BOOLEAN,
61 G_TYPE_STRING,
62 G_TYPE_STRING,
63 G_TYPE_INT);
64
65 for (i = 0; model_strings[i].string != NULL; i++)
66 {
67 gtk_tree_store_append (tree_store: model, iter: &iter, NULL);
68
69 gtk_tree_store_set (tree_store: model, iter: &iter,
70 STRING_COLUMN, model_strings[i].string,
71 IS_EDITABLE_COLUMN, model_strings[i].is_editable,
72 IS_SENSITIVE_COLUMN, model_strings[i].is_sensitive,
73 ICON_NAME_COLUMN, "document-new",
74 LAST_ICON_NAME_COLUMN, "edit-delete",
75 PROGRESS_COLUMN, model_strings[i].progress,
76 -1);
77 }
78
79 return GTK_TREE_MODEL (model);
80}
81
82static void
83editable_toggled (GtkCellRendererToggle *cell,
84 char *path_string,
85 gpointer data)
86{
87 GtkTreeModel *model = GTK_TREE_MODEL (data);
88 GtkTreeIter iter;
89 GtkTreePath *path = gtk_tree_path_new_from_string (path: path_string);
90 gboolean value;
91
92 gtk_tree_model_get_iter (tree_model: model, iter: &iter, path);
93 gtk_tree_model_get (tree_model: model, iter: &iter, IS_EDITABLE_COLUMN, &value, -1);
94
95 value = !value;
96 gtk_tree_store_set (GTK_TREE_STORE (model), iter: &iter, IS_EDITABLE_COLUMN, value, -1);
97
98 gtk_tree_path_free (path);
99}
100
101static void
102sensitive_toggled (GtkCellRendererToggle *cell,
103 char *path_string,
104 gpointer data)
105{
106 GtkTreeModel *model = GTK_TREE_MODEL (data);
107 GtkTreeIter iter;
108 GtkTreePath *path = gtk_tree_path_new_from_string (path: path_string);
109 gboolean value;
110
111 gtk_tree_model_get_iter (tree_model: model, iter: &iter, path);
112 gtk_tree_model_get (tree_model: model, iter: &iter, IS_SENSITIVE_COLUMN, &value, -1);
113
114 value = !value;
115 gtk_tree_store_set (GTK_TREE_STORE (model), iter: &iter, IS_SENSITIVE_COLUMN, value, -1);
116
117 gtk_tree_path_free (path);
118}
119
120static void
121edited (GtkCellRendererText *cell,
122 char *path_string,
123 char *new_text,
124 gpointer data)
125{
126 GtkTreeModel *model = GTK_TREE_MODEL (data);
127 GtkTreeIter iter;
128 GtkTreePath *path = gtk_tree_path_new_from_string (path: path_string);
129
130 gtk_tree_model_get_iter (tree_model: model, iter: &iter, path);
131 gtk_tree_store_set (GTK_TREE_STORE (model), iter: &iter, STRING_COLUMN, new_text, -1);
132
133 gtk_tree_path_free (path);
134}
135
136static void
137pressed_cb (GtkGesture *gesture,
138 int n_press,
139 double x,
140 double y,
141 GtkWidget *widget)
142{
143 /* Deselect if people click outside any row. */
144 if (!gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (widget), x, y, NULL, NULL, NULL, NULL))
145 gtk_tree_selection_unselect_all (selection: gtk_tree_view_get_selection (GTK_TREE_VIEW (widget)));
146}
147
148typedef struct {
149 GtkCellArea *area;
150 GtkCellRenderer *renderer;
151} CallbackData;
152
153static void
154align_cell_toggled (GtkToggleButton *toggle,
155 CallbackData *data)
156{
157 gboolean active = gtk_toggle_button_get_active (toggle_button: toggle);
158
159 gtk_cell_area_cell_set (area: data->area, renderer: data->renderer, first_prop_name: "align", active, NULL);
160}
161
162static void
163expand_cell_toggled (GtkToggleButton *toggle,
164 CallbackData *data)
165{
166 gboolean active = gtk_toggle_button_get_active (toggle_button: toggle);
167
168 gtk_cell_area_cell_set (area: data->area, renderer: data->renderer, first_prop_name: "expand", active, NULL);
169}
170
171static void
172fixed_cell_toggled (GtkToggleButton *toggle,
173 CallbackData *data)
174{
175 gboolean active = gtk_toggle_button_get_active (toggle_button: toggle);
176
177 gtk_cell_area_cell_set (area: data->area, renderer: data->renderer, first_prop_name: "fixed-size", active, NULL);
178}
179
180enum {
181 CNTL_EXPAND,
182 CNTL_ALIGN,
183 CNTL_FIXED
184};
185
186static void
187create_control (GtkWidget *box, int number, int cntl, CallbackData *data)
188{
189 GtkWidget *checkbutton;
190 GCallback callback = NULL;
191 char *name = NULL;
192
193 switch (cntl)
194 {
195 case CNTL_EXPAND:
196 name = g_strdup_printf (format: "Expand Cell #%d", number);
197 callback = G_CALLBACK (expand_cell_toggled);
198 break;
199 case CNTL_ALIGN:
200 name = g_strdup_printf (format: "Align Cell #%d", number);
201 callback = G_CALLBACK (align_cell_toggled);
202 break;
203 case CNTL_FIXED:
204 name = g_strdup_printf (format: "Fix size Cell #%d", number);
205 callback = G_CALLBACK (fixed_cell_toggled);
206 break;
207 default:
208 g_assert_not_reached ();
209 }
210
211 checkbutton = gtk_check_button_new_with_label (label: name);
212 gtk_check_button_set_active (GTK_CHECK_BUTTON (checkbutton), setting: cntl == CNTL_FIXED);
213 gtk_box_append (GTK_BOX (box), child: checkbutton);
214
215 g_signal_connect (G_OBJECT (checkbutton), "toggled", callback, data);
216 g_free (mem: name);
217}
218
219static void
220quit_cb (GtkWidget *widget,
221 gpointer data)
222{
223 gboolean *done = data;
224
225 *done = TRUE;
226
227 g_main_context_wakeup (NULL);
228}
229
230int
231main (int argc, char **argv)
232{
233 GtkWidget *window;
234 GtkWidget *scrolled_window;
235 GtkWidget *tree_view;
236 GtkWidget *vbox, *hbox, *cntl_vbox;
237 GtkTreeModel *tree_model;
238 GtkCellRenderer *renderer;
239 GtkTreeViewColumn *column;
240 GtkCellArea *area;
241 CallbackData callback[4];
242 GtkGesture *gesture;
243 gboolean done = FALSE;
244
245 gtk_init ();
246
247 if (g_getenv (variable: "RTL"))
248 gtk_widget_set_default_direction (dir: GTK_TEXT_DIR_RTL);
249
250 window = gtk_window_new ();
251 gtk_window_set_title (GTK_WINDOW (window), title: "GtkTreeView editing sample");
252 g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);
253
254 vbox = gtk_box_new (orientation: GTK_ORIENTATION_VERTICAL, spacing: 6);
255 gtk_window_set_child (GTK_WINDOW (window), child: vbox);
256
257 scrolled_window = gtk_scrolled_window_new ();
258 gtk_scrolled_window_set_has_frame (GTK_SCROLLED_WINDOW (scrolled_window), TRUE);
259 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
260 hscrollbar_policy: GTK_POLICY_AUTOMATIC, vscrollbar_policy: GTK_POLICY_AUTOMATIC);
261 gtk_widget_set_vexpand (widget: scrolled_window, TRUE);
262 gtk_box_append (GTK_BOX (vbox), child: scrolled_window);
263
264 tree_model = create_model ();
265 tree_view = gtk_tree_view_new_with_model (model: tree_model);
266 gesture = gtk_gesture_click_new ();
267 g_signal_connect (gesture, "pressed", G_CALLBACK (pressed_cb), tree_view);
268 gtk_widget_add_controller (widget: tree_view, GTK_EVENT_CONTROLLER (gesture));
269 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), TRUE);
270
271 column = gtk_tree_view_column_new ();
272 gtk_tree_view_column_set_title (tree_column: column, title: "String");
273 area = gtk_cell_layout_get_area (GTK_CELL_LAYOUT (column));
274
275 renderer = gtk_cell_renderer_pixbuf_new ();
276 gtk_tree_view_column_pack_start (tree_column: column, cell: renderer, FALSE);
277 gtk_tree_view_column_set_attributes (tree_column: column, cell_renderer: renderer,
278 "icon-name", ICON_NAME_COLUMN,
279 "sensitive", IS_SENSITIVE_COLUMN,
280 NULL);
281 callback[0].area = area;
282 callback[0].renderer = renderer;
283
284 renderer = gtk_cell_renderer_text_new ();
285 gtk_tree_view_column_pack_start (tree_column: column, cell: renderer, FALSE);
286 gtk_tree_view_column_set_attributes (tree_column: column, cell_renderer: renderer,
287 "text", STRING_COLUMN,
288 "editable", IS_EDITABLE_COLUMN,
289 "sensitive", IS_SENSITIVE_COLUMN,
290 NULL);
291 callback[1].area = area;
292 callback[1].renderer = renderer;
293 g_signal_connect (renderer, "edited",
294 G_CALLBACK (edited), tree_model);
295 g_object_set (object: renderer,
296 first_property_name: "placeholder-text", "Type here",
297 NULL);
298
299 renderer = gtk_cell_renderer_text_new ();
300 gtk_tree_view_column_pack_start (tree_column: column, cell: renderer, FALSE);
301 gtk_tree_view_column_set_attributes (tree_column: column, cell_renderer: renderer,
302 "text", STRING_COLUMN,
303 "editable", IS_EDITABLE_COLUMN,
304 "sensitive", IS_SENSITIVE_COLUMN,
305 NULL);
306 callback[2].area = area;
307 callback[2].renderer = renderer;
308 g_signal_connect (renderer, "edited",
309 G_CALLBACK (edited), tree_model);
310 g_object_set (object: renderer,
311 first_property_name: "placeholder-text", "Type here too",
312 NULL);
313
314 renderer = gtk_cell_renderer_pixbuf_new ();
315 g_object_set (object: renderer,
316 first_property_name: "xalign", 0.0,
317 NULL);
318 gtk_tree_view_column_pack_start (tree_column: column, cell: renderer, FALSE);
319 gtk_tree_view_column_set_attributes (tree_column: column, cell_renderer: renderer,
320 "icon-name", LAST_ICON_NAME_COLUMN,
321 "sensitive", IS_SENSITIVE_COLUMN,
322 NULL);
323 callback[3].area = area;
324 callback[3].renderer = renderer;
325
326 gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
327
328 renderer = gtk_cell_renderer_toggle_new ();
329 g_signal_connect (renderer, "toggled",
330 G_CALLBACK (editable_toggled), tree_model);
331
332 g_object_set (object: renderer,
333 first_property_name: "xalign", 0.0,
334 NULL);
335 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
336 position: -1, title: "Editable",
337 cell: renderer,
338 "active", IS_EDITABLE_COLUMN,
339 NULL);
340
341 renderer = gtk_cell_renderer_toggle_new ();
342 g_signal_connect (renderer, "toggled",
343 G_CALLBACK (sensitive_toggled), tree_model);
344
345 g_object_set (object: renderer,
346 first_property_name: "xalign", 0.0,
347 NULL);
348 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
349 position: -1, title: "Sensitive",
350 cell: renderer,
351 "active", IS_SENSITIVE_COLUMN,
352 NULL);
353
354 renderer = gtk_cell_renderer_progress_new ();
355 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
356 position: -1, title: "Progress",
357 cell: renderer,
358 "value", PROGRESS_COLUMN,
359 NULL);
360
361 gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolled_window), child: tree_view);
362
363 gtk_window_set_default_size (GTK_WINDOW (window),
364 width: 800, height: 250);
365
366 hbox = gtk_box_new (orientation: GTK_ORIENTATION_HORIZONTAL, spacing: 6);
367 gtk_box_append (GTK_BOX (vbox), child: hbox);
368
369 /* Alignment controls */
370 cntl_vbox = gtk_box_new (orientation: GTK_ORIENTATION_VERTICAL, spacing: 2);
371 gtk_box_append (GTK_BOX (hbox), child: cntl_vbox);
372
373 create_control (box: cntl_vbox, number: 1, cntl: CNTL_ALIGN, data: &callback[0]);
374 create_control (box: cntl_vbox, number: 2, cntl: CNTL_ALIGN, data: &callback[1]);
375 create_control (box: cntl_vbox, number: 3, cntl: CNTL_ALIGN, data: &callback[2]);
376 create_control (box: cntl_vbox, number: 4, cntl: CNTL_ALIGN, data: &callback[3]);
377
378 /* Expand controls */
379 cntl_vbox = gtk_box_new (orientation: GTK_ORIENTATION_VERTICAL, spacing: 2);
380 gtk_box_append (GTK_BOX (hbox), child: cntl_vbox);
381
382 create_control (box: cntl_vbox, number: 1, cntl: CNTL_EXPAND, data: &callback[0]);
383 create_control (box: cntl_vbox, number: 2, cntl: CNTL_EXPAND, data: &callback[1]);
384 create_control (box: cntl_vbox, number: 3, cntl: CNTL_EXPAND, data: &callback[2]);
385 create_control (box: cntl_vbox, number: 4, cntl: CNTL_EXPAND, data: &callback[3]);
386
387 /* Fixed controls */
388 cntl_vbox = gtk_box_new (orientation: GTK_ORIENTATION_VERTICAL, spacing: 2);
389 gtk_box_append (GTK_BOX (hbox), child: cntl_vbox);
390
391 create_control (box: cntl_vbox, number: 1, cntl: CNTL_FIXED, data: &callback[0]);
392 create_control (box: cntl_vbox, number: 2, cntl: CNTL_FIXED, data: &callback[1]);
393 create_control (box: cntl_vbox, number: 3, cntl: CNTL_FIXED, data: &callback[2]);
394 create_control (box: cntl_vbox, number: 4, cntl: CNTL_FIXED, data: &callback[3]);
395
396 gtk_widget_show (widget: window);
397
398 while (!done)
399 g_main_context_iteration (NULL, TRUE);
400
401 return 0;
402}
403

source code of gtk/tests/testtreeedit.c