src/gtk/filesel.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2011 Hiroyuki Yamamoto and the Claws Mail team
   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
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include <glib.h>
  25 #include <gdk/gdkkeysyms.h>
  26 #include <gtk/gtk.h>
  27
  28 #ifdef MAEMO
  29 #ifdef CHINOOK
  30 #include <hildon/hildon-file-chooser-dialog.h>
  31 #else
  32 #include <hildon-widgets/hildon-file-chooser-dialog.h>
  33 #endif
  34 #endif
  35
  36 #include "claws.h"
  37 #include "filesel.h"
  38 #include "manage_window.h"
  39 #include "gtkutils.h"
  40 #include "utils.h"
  41 #include "codeconv.h"
  42 #include "procmime.h"
  43 #include "prefs_common.h"
  44
  45 static void
  46 update_preview_cb (GtkFileChooser *file_chooser, gpointer data)
  47 {
  48         GtkWidget *preview;
  49         char *filename = NULL, *type = NULL;
  50         GdkPixbuf *pixbuf = NULL;
  51         gboolean have_preview = FALSE;
  52
  53         preview = GTK_WIDGET (data);
  54         filename = gtk_file_chooser_get_preview_filename (file_chooser);
  55
  56         if (filename == NULL) {
  57                 gtk_file_chooser_set_preview_widget_active (file_chooser, FALSE);
  58                 return;
  59         }
  60         type = procmime_get_mime_type(filename);
  61
  62         if (type && !strncmp(type, "image/", 6))
  63                 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, 128, 128, NULL);
  64
  65         g_free(type);
  66         g_free (filename);
  67
  68         if (pixbuf) {
  69                 have_preview = TRUE;
  70                 gtk_image_set_from_pixbuf (GTK_IMAGE (preview), pixbuf);
  71                 g_object_unref(G_OBJECT(pixbuf));
  72         }
  73
  74         gtk_file_chooser_set_preview_widget_active (file_chooser, have_preview);
  75 }
  76
  77 static GList *filesel_create(const gchar *title, const gchar *path,
  78                              gboolean multiple_files,
  79                              gboolean open, gboolean folder_mode,
  80                              const gchar *filter)
  81 {
  82         GSList *slist = NULL, *slist_orig = NULL;
  83         GList *list = NULL;
  84
  85         gint action = (open == TRUE) ?
  86                         (folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
  87                                                GTK_FILE_CHOOSER_ACTION_OPEN):
  88                         (folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
  89                                                GTK_FILE_CHOOSER_ACTION_SAVE);
  90
  91         gchar * action_btn = (open == TRUE) ? GTK_STOCK_OPEN:GTK_STOCK_SAVE;
  92 #ifdef MAEMO
  93         GtkWidget *chooser;
  94         if( path && strcmp(path, get_plugin_dir()) == 0 ) {
  95 #if !GTK_CHECK_VERSION(2,14,0)
  96                 chooser = gtk_file_chooser_dialog_new_with_backend
  97                                         (title, NULL, action, "gtk+",
  98                                         GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
  99                                         action_btn, GTK_RESPONSE_ACCEPT,
 100                                         NULL);
 101 #else
 102                 chooser = gtk_file_chooser_dialog_new
 103                                         (title, NULL, action,
 104                                         GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 105                                         action_btn, GTK_RESPONSE_ACCEPT,
 106                                         NULL);
 107 #endif
 108         }
 109         else {
 110                 chooser = hildon_file_chooser_dialog_new (NULL, action);
 111         }
 112 #else
 113 #if !GTK_CHECK_VERSION(2,14,0)
 114         GtkWidget *chooser = gtk_file_chooser_dialog_new_with_backend
 115                                 (title, NULL, action, "gtk+",
 116                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 117                                 action_btn, GTK_RESPONSE_ACCEPT,
 118                                 NULL);
 119 #else
 120         GtkWidget *chooser = gtk_file_chooser_dialog_new
 121                                 (title, NULL, action,
 122                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 123                                 action_btn, GTK_RESPONSE_ACCEPT,
 124                                 NULL);
 125 #endif
 126 #endif
 127
 128 #if GLIB_CHECK_VERSION(2,16,0)
 129         gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(chooser), FALSE);
 130 #endif
 131
 132         if (filter != NULL) {
 133                 GtkFileFilter *file_filter = gtk_file_filter_new();
 134                 gtk_file_filter_add_pattern(file_filter, filter);
 135                 gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(chooser),
 136                                             file_filter);
 137         }
 138
 139         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 140                 GtkImage *preview;
 141                 preview = GTK_IMAGE(gtk_image_new ());
 142                 gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER(chooser), GTK_WIDGET(preview));
 143                 g_signal_connect (chooser, "update-preview",
 144                             G_CALLBACK (update_preview_cb), preview);
 145
 146         }
 147
 148         if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 149                 gtk_dialog_set_default_response(GTK_DIALOG(chooser), GTK_RESPONSE_ACCEPT);
 150         }
 151
 152         manage_window_set_transient (GTK_WINDOW(chooser));
 153         gtk_window_set_modal(GTK_WINDOW(chooser), TRUE);
 154
 155         gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER(chooser), multiple_files);
 156
 157         if (path && strlen(path) > 0) {
 158                 char *filename = NULL;
 159                 char *realpath = g_strdup(path);
 160                 char *tmp = NULL;
 161                 if (path[strlen(path)-1] == G_DIR_SEPARATOR) {
 162                         filename = "";
 163                 } else if ((filename = strrchr(path, G_DIR_SEPARATOR)) != NULL) {
 164                         filename++;
 165                         *(strrchr(realpath, G_DIR_SEPARATOR)+1) = '\0';
 166                 } else {
 167                         filename = (char *) path;
 168                         g_free(realpath);
 169                         realpath = g_strdup(get_home_dir());
 170                 }
 171                 tmp = NULL;
 172                 if (g_utf8_validate(realpath, -1, NULL))
 173                         tmp = g_filename_from_utf8(realpath, -1, NULL, NULL, NULL);
 174                 if (tmp == NULL)
 175                         tmp = g_strdup(realpath);
 176                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
 177                 g_free(tmp);
 178                 if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 179                         tmp = NULL;
 180                         if (g_utf8_validate(filename, -1, NULL))
 181                                 tmp = g_filename_from_utf8(filename, -1, NULL, NULL, NULL);
 182                         if (tmp == NULL)
 183                                 tmp = g_strdup(filename);
 184                         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser), tmp);
 185                         g_free(tmp);
 186                 }
 187                 g_free(realpath);
 188         } else {
 189                 gchar *tmp = NULL;
 190                 if (!prefs_common.attach_load_dir || !*prefs_common.attach_load_dir)
 191                         prefs_common.attach_load_dir = g_strdup_printf("%s%c", get_home_dir(), G_DIR_SEPARATOR);
 192                 if (g_utf8_validate(prefs_common.attach_load_dir, -1, NULL))
 193                         tmp = g_filename_from_utf8(prefs_common.attach_load_dir, -1, NULL, NULL, NULL);
 194                 if (tmp == NULL)
 195                         tmp = g_strdup(prefs_common.attach_load_dir);
 196                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
 197                 g_free(tmp);
 198         }
 199
 200 #ifdef MAEMO
 201         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_OK
 202                 || gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
 203 #else
 204         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
 205 #endif
 206                 slist = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER (chooser));
 207
 208         manage_window_focus_out(chooser, NULL, NULL);
 209         gtk_widget_destroy (chooser);
 210
 211         slist_orig = slist;
 212
 213         if (slist) {
 214                 gchar *tmp = g_strdup(slist->data);
 215
 216                 if (!path && prefs_common.attach_load_dir)
 217                         g_free(prefs_common.attach_load_dir);
 218
 219                 if (strrchr(tmp, G_DIR_SEPARATOR))
 220                         *(strrchr(tmp, G_DIR_SEPARATOR)+1) = '\0';
 221
 222                 if (!path)
 223                         prefs_common.attach_load_dir = g_filename_to_utf8(tmp, -1, NULL, NULL, NULL);
 224
 225                 g_free(tmp);
 226         }
 227
 228         while (slist) {
 229                 list = g_list_append(list, slist->data);
 230                 slist = slist->next;
 231         }
 232
 233         if (slist_orig)
 234                 g_slist_free(slist_orig);
 235
 236         return list;
 237 }
 238
 239 /**
 240  * This function lets the user select multiple files.
 241  * This opens an Open type dialog.
 242  * @param title the title of the dialog
 243  */
 244 GList *filesel_select_multiple_files_open(const gchar *title)
 245 {
 246         return filesel_create(title, NULL, TRUE, TRUE, FALSE, NULL);
 247 }
 248
 249 GList *filesel_select_multiple_files_open_with_filter(  const gchar *title,
 250                                                         const gchar *path,
 251                                                         const gchar *filter)
 252 {
 253         return filesel_create (title, path, TRUE, TRUE, FALSE, filter);
 254 }
 255
 256 /**
 257  * This function lets the user select one file.
 258  * This opens an Open type dialog if "file" is NULL,
 259  * Save dialog if "file" contains a path.
 260  * @param title the title of the dialog
 261  * @param path the optional path to save to
 262  */
 263 static gchar *filesel_select_file(const gchar *title, const gchar *path,
 264                                   gboolean open, gboolean folder_mode,
 265                                   const gchar *filter)
 266 {
 267         GList * list = filesel_create(title, path, FALSE, open, folder_mode, filter);
 268         gchar * result = NULL;
 269         if (list) {
 270                 result = g_strdup(list->data);
 271         }
 272         g_list_free(list);
 273         return result;
 274 }
 275 gchar *filesel_select_file_open(const gchar *title, const gchar *path)
 276 {
 277         return filesel_select_file (title, path, TRUE, FALSE, NULL);
 278 }
 279
 280 gchar *filesel_select_file_open_with_filter(const gchar *title, const gchar *path,
 281                                             const gchar *filter)
 282 {
 283         return filesel_select_file (title, path, TRUE, FALSE, filter);
 284 }
 285
 286 gchar *filesel_select_file_save(const gchar *title, const gchar *path)
 287 {
 288         return filesel_select_file (title, path, FALSE, FALSE, NULL);
 289 }
 290
 291 gchar *filesel_select_file_open_folder(const gchar *title, const gchar *path)
 292 {
 293         return filesel_select_file (title, path, TRUE, TRUE, NULL);
 294 }
 295
 296 gchar *filesel_select_file_save_folder(const gchar *title, const gchar *path)
 297 {
 298         return filesel_select_file (title, path, FALSE, TRUE, NULL);
 299 }
 300