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Viewing changes to src/project-tree/gb-new-file-popover.c

  • Committer: Package Import Robot
  • Author(s): Andreas Henriksson
  • Date: 2015-10-11 12:38:45 UTC
  • Revision ID: package-import@ubuntu.com-20151011123845-a0hvkz01se0p1p5a
Tags: upstream-3.16.3
Import upstream version 3.16.3

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src/project-tree/gb-new-file-popover.c
 
1
/* gb-new-file-popover.c
 
2
 *
 
3
 * Copyright (C) 2015 Christian Hergert <christian@hergert.me>
 
4
 *
 
5
 * This program is free software: you can redistribute it and/or modify
 
6
 * it under the terms of the GNU General Public License as published by
 
7
 * the Free Software Foundation, either version 3 of the License, or
 
8
 * (at your option) any later version.
 
9
 *
 
10
 * This program 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
 
13
 * GNU General Public License for more details.
 
14
 *
 
15
 * You should have received a copy of the GNU General Public License
 
16
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
17
 */
 
18
 
 
19
#include <glib/gi18n.h>
 
20
 
 
21
#include "gb-new-file-popover.h"
 
22
#include "gb-string.h"
 
23
#include "gb-widget.h"
 
24
 
 
25
struct _GbNewFilePopover
 
26
{
 
27
  GtkPopover    parent_instance;
 
28
 
 
29
  GFileType     file_type;
 
30
  GFile        *directory;
 
31
  GCancellable *cancellable;
 
32
 
 
33
  GtkButton    *button;
 
34
  GtkEntry     *entry;
 
35
  GtkLabel     *message;
 
36
  GtkLabel     *title;
 
37
};
 
38
 
 
39
G_DEFINE_TYPE (GbNewFilePopover, gb_new_file_popover, GTK_TYPE_POPOVER)
 
40
 
 
41
enum {
 
42
  PROP_0,
 
43
  PROP_DIRECTORY,
 
44
  PROP_FILE_TYPE,
 
45
  LAST_PROP
 
46
};
 
47
 
 
48
enum {
 
49
  CREATE_FILE,
 
50
  LAST_SIGNAL
 
51
};
 
52
 
 
53
static GParamSpec *gParamSpecs [LAST_PROP];
 
54
static guint       gSignals [LAST_SIGNAL];
 
55
 
 
56
static void
 
57
gb_new_file_popover__button_clicked (GbNewFilePopover *self,
 
58
                                     GtkButton        *button)
 
59
{
 
60
  g_autoptr(GFile) file = NULL;
 
61
  const gchar *path;
 
62
 
 
63
  g_assert (GB_IS_NEW_FILE_POPOVER (self));
 
64
  g_assert (GTK_IS_BUTTON (button));
 
65
 
 
66
  if (self->directory == NULL)
 
67
    return;
 
68
 
 
69
  path = gtk_entry_get_text (self->entry);
 
70
  if (gb_str_empty0 (path))
 
71
    return;
 
72
 
 
73
  file = g_file_get_child (self->directory, path);
 
74
 
 
75
  g_signal_emit (self, gSignals [CREATE_FILE], 0, file, self->file_type);
 
76
}
 
77
 
 
78
static void
 
79
gb_new_file_popover__entry_activate (GbNewFilePopover *self,
 
80
                                     GtkEntry         *entry)
 
81
{
 
82
  g_assert (GB_IS_NEW_FILE_POPOVER (self));
 
83
  g_assert (GTK_IS_ENTRY (entry));
 
84
 
 
85
  if (gtk_widget_get_sensitive (GTK_WIDGET (self->button)))
 
86
    gtk_widget_activate (GTK_WIDGET (self->button));
 
87
}
 
88
 
 
89
static void
 
90
gb_new_file_popover__query_info_cb (GObject      *object,
 
91
                                    GAsyncResult *result,
 
92
                                    gpointer      user_data)
 
93
{
 
94
  GFile *file = (GFile *)object;
 
95
  g_autoptr(GFileInfo) file_info = NULL;
 
96
  g_autoptr(GbNewFilePopover) self = user_data;
 
97
  g_autoptr(GError) error = NULL;
 
98
  GFileType file_type;
 
99
 
 
100
  file_info = g_file_query_info_finish (file, result, &error);
 
101
 
 
102
  if (file_info == NULL &&
 
103
      g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
 
104
    return;
 
105
 
 
106
  if ((file_info == NULL) &&
 
107
      g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
 
108
    {
 
109
      gtk_label_set_label (self->message, NULL);
 
110
      gtk_widget_set_sensitive (GTK_WIDGET (self->button), TRUE);
 
111
      return;
 
112
    }
 
113
 
 
114
  if (file_info == NULL)
 
115
    {
 
116
      gtk_label_set_label (self->message, error->message);
 
117
      return;
 
118
    }
 
119
 
 
120
  file_type = g_file_info_get_file_type (file_info);
 
121
 
 
122
  if (file_type == G_FILE_TYPE_DIRECTORY)
 
123
    gtk_label_set_label (self->message,
 
124
                         _("A folder with that name already exists."));
 
125
  else
 
126
    gtk_label_set_label (self->message,
 
127
                         _("A file with that name already exists."));
 
128
 
 
129
  gtk_widget_set_sensitive (GTK_WIDGET (self->button), FALSE);
 
130
}
 
131
 
 
132
static void
 
133
gb_new_file_popover_check_exists (GbNewFilePopover *self,
 
134
                                  GFile            *directory,
 
135
                                  const gchar      *path)
 
136
{
 
137
  g_autoptr(GFile) child = NULL;
 
138
 
 
139
  g_assert (GB_IS_NEW_FILE_POPOVER (self));
 
140
  g_assert (!directory || G_IS_FILE (directory));
 
141
 
 
142
  if (self->cancellable != NULL)
 
143
    {
 
144
      if (!g_cancellable_is_cancelled (self->cancellable))
 
145
        g_cancellable_cancel (self->cancellable);
 
146
      g_clear_object (&self->cancellable);
 
147
    }
 
148
 
 
149
  gtk_label_set_label (self->message, NULL);
 
150
  gtk_widget_set_sensitive (GTK_WIDGET (self->button), FALSE);
 
151
 
 
152
  if (directory == NULL)
 
153
    return;
 
154
 
 
155
  if (gb_str_empty0 (path))
 
156
    return;
 
157
 
 
158
  child = g_file_get_child (directory, path);
 
159
 
 
160
  self->cancellable = g_cancellable_new ();
 
161
 
 
162
  g_file_query_info_async (child,
 
163
                           G_FILE_ATTRIBUTE_STANDARD_TYPE,
 
164
                           G_FILE_QUERY_INFO_NONE,
 
165
                           G_PRIORITY_DEFAULT,
 
166
                           self->cancellable,
 
167
                           gb_new_file_popover__query_info_cb,
 
168
                           g_object_ref (self));
 
169
 
 
170
}
 
171
 
 
172
static void
 
173
gb_new_file_popover__entry_changed (GbNewFilePopover *self,
 
174
                                    GtkEntry         *entry)
 
175
{
 
176
  const gchar *text;
 
177
 
 
178
  g_assert (GB_IS_NEW_FILE_POPOVER (self));
 
179
  g_assert (GTK_IS_ENTRY (entry));
 
180
 
 
181
  text = gtk_entry_get_text (entry);
 
182
 
 
183
  gtk_widget_set_sensitive (GTK_WIDGET (self->button), !gb_str_empty0 (text));
 
184
 
 
185
  gb_new_file_popover_check_exists (self, self->directory, text);
 
186
}
 
187
 
 
188
static void
 
189
gb_new_file_popover_finalize (GObject *object)
 
190
{
 
191
  GbNewFilePopover *self = (GbNewFilePopover *)object;
 
192
 
 
193
  if (self->cancellable && !g_cancellable_is_cancelled (self->cancellable))
 
194
    g_cancellable_cancel (self->cancellable);
 
195
 
 
196
  g_clear_object (&self->cancellable);
 
197
  g_clear_object (&self->directory);
 
198
 
 
199
  G_OBJECT_CLASS (gb_new_file_popover_parent_class)->finalize (object);
 
200
}
 
201
 
 
202
static void
 
203
gb_new_file_popover_get_property (GObject    *object,
 
204
                                  guint       prop_id,
 
205
                                  GValue     *value,
 
206
                                  GParamSpec *pspec)
 
207
{
 
208
  GbNewFilePopover *self = GB_NEW_FILE_POPOVER(object);
 
209
 
 
210
  switch (prop_id)
 
211
    {
 
212
    case PROP_DIRECTORY:
 
213
      g_value_set_object (value, gb_new_file_popover_get_directory (self));
 
214
      break;
 
215
 
 
216
    case PROP_FILE_TYPE:
 
217
      g_value_set_enum (value, gb_new_file_popover_get_file_type (self));
 
218
      break;
 
219
 
 
220
    default:
 
221
      G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
 
222
    }
 
223
}
 
224
 
 
225
/**
 
226
 * gb_new_file_popover_set_property:
 
227
 * @object: (in): A #GObject.
 
228
 * @prop_id: (in): The property identifier.
 
229
 * @value: (in): The given property.
 
230
 * @pspec: (in): A #ParamSpec.
 
231
 *
 
232
 * Set a given #GObject property.
 
233
 */
 
234
static void
 
235
gb_new_file_popover_set_property (GObject      *object,
 
236
                                  guint         prop_id,
 
237
                                  const GValue *value,
 
238
                                  GParamSpec   *pspec)
 
239
{
 
240
  GbNewFilePopover *self = GB_NEW_FILE_POPOVER(object);
 
241
 
 
242
  switch (prop_id)
 
243
    {
 
244
    case PROP_DIRECTORY:
 
245
      gb_new_file_popover_set_directory (self, g_value_get_object (value));
 
246
      break;
 
247
 
 
248
    case PROP_FILE_TYPE:
 
249
      gb_new_file_popover_set_file_type (self, g_value_get_enum (value));
 
250
      break;
 
251
 
 
252
    default:
 
253
      G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
 
254
    }
 
255
}
 
256
 
 
257
static void
 
258
gb_new_file_popover_class_init (GbNewFilePopoverClass *klass)
 
259
{
 
260
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
261
 
 
262
  object_class->finalize = gb_new_file_popover_finalize;
 
263
  object_class->get_property = gb_new_file_popover_get_property;
 
264
  object_class->set_property = gb_new_file_popover_set_property;
 
265
 
 
266
  gParamSpecs [PROP_DIRECTORY] =
 
267
    g_param_spec_object ("directory",
 
268
                         _("Directory"),
 
269
                         _("Directory"),
 
270
                         G_TYPE_FILE,
 
271
                         (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
272
 
 
273
  gParamSpecs [PROP_FILE_TYPE] =
 
274
    g_param_spec_enum ("file-type",
 
275
                       _("File Type"),
 
276
                       _("The file type to create."),
 
277
                       G_TYPE_FILE_TYPE,
 
278
                       G_FILE_TYPE_REGULAR,
 
279
                       (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
280
 
 
281
  g_object_class_install_properties (object_class, LAST_PROP, gParamSpecs);
 
282
 
 
283
  gSignals [CREATE_FILE] =
 
284
    g_signal_new ("create-file",
 
285
                  G_TYPE_FROM_CLASS (klass),
 
286
                  G_SIGNAL_RUN_FIRST,
 
287
                  0,
 
288
                  NULL, NULL, NULL,
 
289
                  G_TYPE_NONE,
 
290
                  2,
 
291
                  G_TYPE_FILE,
 
292
                  G_TYPE_FILE_TYPE);
 
293
 
 
294
  GB_WIDGET_CLASS_TEMPLATE (klass, "gb-new-file-popover.ui");
 
295
 
 
296
  GB_WIDGET_CLASS_BIND (klass, GbNewFilePopover, button);
 
297
  GB_WIDGET_CLASS_BIND (klass, GbNewFilePopover, entry);
 
298
  GB_WIDGET_CLASS_BIND (klass, GbNewFilePopover, message);
 
299
  GB_WIDGET_CLASS_BIND (klass, GbNewFilePopover, title);
 
300
}
 
301
 
 
302
static void
 
303
gb_new_file_popover_init (GbNewFilePopover *self)
 
304
{
 
305
  self->file_type = G_FILE_TYPE_REGULAR;
 
306
 
 
307
  gtk_widget_init_template (GTK_WIDGET (self));
 
308
 
 
309
  g_signal_connect_object (self->entry,
 
310
                           "activate",
 
311
                           G_CALLBACK (gb_new_file_popover__entry_activate),
 
312
                           self,
 
313
                           G_CONNECT_SWAPPED);
 
314
 
 
315
  g_signal_connect_object (self->entry,
 
316
                           "changed",
 
317
                           G_CALLBACK (gb_new_file_popover__entry_changed),
 
318
                           self,
 
319
                           G_CONNECT_SWAPPED);
 
320
 
 
321
  g_signal_connect_object (self->button,
 
322
                           "clicked",
 
323
                           G_CALLBACK (gb_new_file_popover__button_clicked),
 
324
                           self,
 
325
                           G_CONNECT_SWAPPED);
 
326
}
 
327
 
 
328
GFileType
 
329
gb_new_file_popover_get_file_type (GbNewFilePopover *self)
 
330
{
 
331
  g_return_val_if_fail (GB_IS_NEW_FILE_POPOVER (self), 0);
 
332
 
 
333
  return self->file_type;
 
334
}
 
335
 
 
336
void
 
337
gb_new_file_popover_set_file_type (GbNewFilePopover *self,
 
338
                                   GFileType         file_type)
 
339
{
 
340
  g_return_if_fail (GB_IS_NEW_FILE_POPOVER (self));
 
341
  g_return_if_fail ((file_type == G_FILE_TYPE_REGULAR) ||
 
342
                    (file_type == G_FILE_TYPE_DIRECTORY));
 
343
 
 
344
  if (file_type != self->file_type)
 
345
    {
 
346
      self->file_type = file_type;
 
347
 
 
348
      if (file_type == G_FILE_TYPE_REGULAR)
 
349
        gtk_label_set_label (self->title, _("File Name"));
 
350
      else
 
351
        gtk_label_set_label (self->title, _("Folder Name"));
 
352
 
 
353
      g_object_notify_by_pspec (G_OBJECT (self), gParamSpecs [PROP_FILE_TYPE]);
 
354
    }
 
355
}
 
356
 
 
357
void
 
358
gb_new_file_popover_set_directory (GbNewFilePopover *self,
 
359
                                   GFile            *directory)
 
360
{
 
361
  g_return_if_fail (GB_IS_NEW_FILE_POPOVER (self));
 
362
  g_return_if_fail (G_IS_FILE (directory));
 
363
 
 
364
  if (g_set_object (&self->directory, directory))
 
365
    {
 
366
      const gchar *path;
 
367
 
 
368
      path = gtk_entry_get_text (self->entry);
 
369
      gb_new_file_popover_check_exists (self, directory, path);
 
370
      g_object_notify_by_pspec (G_OBJECT (self), gParamSpecs [PROP_DIRECTORY]);
 
371
    }
 
372
}
 
373
 
 
374
/**
 
375
 * gb_new_file_popover_get_directory:
 
376
 *
 
377
 * Returns: (transfer none) (nullable): A #GFile or %NULL.
 
378
 */
 
379
GFile *
 
380
gb_new_file_popover_get_directory (GbNewFilePopover *self)
 
381
{
 
382
  g_return_val_if_fail (GB_IS_NEW_FILE_POPOVER (self), NULL);
 
383
 
 
384
  return self->directory;
 
385
}