src/gtk/filesel.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 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                 gdk_pixbuf_unref (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         GtkWidget *chooser = gtk_file_chooser_dialog_new_with_backend
 114                                 (title, NULL, action, "gtk+",
 115                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 116                                 action_btn, GTK_RESPONSE_ACCEPT,
 117                                 NULL);
 118 #endif
 119         if (filter != NULL) {
 120                 GtkFileFilter *file_filter = gtk_file_filter_new();
 121                 gtk_file_filter_add_pattern(file_filter, filter);
 122                 gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(chooser),
 123                                             file_filter);
 124         }
 125
 126         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 127                 GtkImage *preview;
 128                 preview = GTK_IMAGE(gtk_image_new ());
 129                 gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER(chooser), GTK_WIDGET(preview));
 130                 g_signal_connect (chooser, "update-preview",
 131                             G_CALLBACK (update_preview_cb), preview);
 132
 133         }
 134
 135         if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 136                 gtk_dialog_set_default_response(GTK_DIALOG(chooser), GTK_RESPONSE_ACCEPT);
 137         }
 138
 139         manage_window_set_transient (GTK_WINDOW(chooser));
 140         gtk_window_set_modal(GTK_WINDOW(chooser), TRUE);
 141
 142         gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER(chooser), multiple_files);
 143
 144         if (path && strlen(path) > 0) {
 145                 char *filename = NULL;
 146                 char *realpath = g_strdup(path);
 147                 char *tmp = NULL;
 148                 if (path[strlen(path)-1] == G_DIR_SEPARATOR) {
 149                         filename = "";
 150                 } else if ((filename = strrchr(path, G_DIR_SEPARATOR)) != NULL) {
 151                         filename++;
 152                         *(strrchr(realpath, G_DIR_SEPARATOR)+1) = '\0';
 153                 } else {
 154                         filename = (char *) path;
 155                         g_free(realpath);
 156                         realpath = g_strdup(get_home_dir());
 157                 }
 158                 tmp = NULL;
 159                 if (g_utf8_validate(realpath, -1, NULL))
 160                         tmp = g_filename_from_utf8(realpath, -1, NULL, NULL, NULL);
 161                 if (tmp == NULL)
 162                         tmp = g_strdup(realpath);
 163                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
 164                 g_free(tmp);
 165                 if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 166                         tmp = NULL;
 167                         if (g_utf8_validate(filename, -1, NULL))
 168                                 tmp = g_filename_from_utf8(filename, -1, NULL, NULL, NULL);
 169                         if (tmp == NULL)
 170                                 tmp = g_strdup(filename);
 171                         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser), tmp);
 172                         g_free(tmp);
 173                 }
 174                 g_free(realpath);
 175         } else {
 176                 gchar *tmp = NULL;
 177                 if (!prefs_common.attach_load_dir || !*prefs_common.attach_load_dir)
 178                         prefs_common.attach_load_dir = g_strdup_printf("%s%c", get_home_dir(), G_DIR_SEPARATOR);
 179                 if (g_utf8_validate(prefs_common.attach_load_dir, -1, NULL))
 180                         tmp = g_filename_from_utf8(prefs_common.attach_load_dir, -1, NULL, NULL, NULL);
 181                 if (tmp == NULL)
 182                         tmp = g_strdup(prefs_common.attach_load_dir);
 183                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
 184                 g_free(tmp);
 185         }
 186
 187 #ifdef MAEMO
 188         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_OK
 189                 || gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
 190 #else
 191         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
 192 #endif
 193                 slist = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER (chooser));
 194
 195         manage_window_focus_out(chooser, NULL, NULL);
 196         gtk_widget_destroy (chooser);
 197
 198         slist_orig = slist;
 199
 200         if (slist) {
 201                 gchar *tmp = g_strdup(slist->data);
 202
 203                 if (!path && prefs_common.attach_load_dir)
 204                         g_free(prefs_common.attach_load_dir);
 205
 206                 if (strrchr(tmp, G_DIR_SEPARATOR))
 207                         *(strrchr(tmp, G_DIR_SEPARATOR)+1) = '\0';
 208
 209                 if (!path)
 210                         prefs_common.attach_load_dir = g_filename_to_utf8(tmp, -1, NULL, NULL, NULL);
 211
 212                 g_free(tmp);
 213         }
 214
 215         while (slist) {
 216                 list = g_list_append(list, slist->data);
 217                 slist = slist->next;
 218         }
 219
 220         if (slist_orig)
 221                 g_slist_free(slist_orig);
 222
 223         return list;
 224 }
 225
 226 /**
 227  * This function lets the user select multiple files.
 228  * This opens an Open type dialog.
 229  * @param title the title of the dialog
 230  */
 231 GList *filesel_select_multiple_files_open(const gchar *title)
 232 {
 233         return filesel_create(title, NULL, TRUE, TRUE, FALSE, NULL);
 234 }
 235
 236 GList *filesel_select_multiple_files_open_with_filter(  const gchar *title,
 237                                                         const gchar *path,
 238                                                         const gchar *filter)
 239 {
 240         return filesel_create (title, path, TRUE, TRUE, FALSE, filter);
 241 }
 242
 243 /**
 244  * This function lets the user select one file.
 245  * This opens an Open type dialog if "file" is NULL,
 246  * Save dialog if "file" contains a path.
 247  * @param title the title of the dialog
 248  * @param path the optional path to save to
 249  */
 250 static gchar *filesel_select_file(const gchar *title, const gchar *path,
 251                                   gboolean open, gboolean folder_mode,
 252                                   const gchar *filter)
 253 {
 254         GList * list = filesel_create(title, path, FALSE, open, folder_mode, filter);
 255         gchar * result = NULL;
 256         if (list) {
 257                 result = g_strdup(list->data);
 258         }
 259         g_list_free(list);
 260         return result;
 261 }
 262 gchar *filesel_select_file_open(const gchar *title, const gchar *path)
 263 {
 264         return filesel_select_file (title, path, TRUE, FALSE, NULL);
 265 }
 266
 267 gchar *filesel_select_file_open_with_filter(const gchar *title, const gchar *path,
 268                                             const gchar *filter)
 269 {
 270         return filesel_select_file (title, path, TRUE, FALSE, filter);
 271 }
 272
 273 gchar *filesel_select_file_save(const gchar *title, const gchar *path)
 274 {
 275         return filesel_select_file (title, path, FALSE, FALSE, NULL);
 276 }
 277
 278 gchar *filesel_select_file_open_folder(const gchar *title, const gchar *path)
 279 {
 280         return filesel_select_file (title, path, TRUE, TRUE, NULL);
 281 }
 282
 283 gchar *filesel_select_file_save_folder(const gchar *title, const gchar *path)
 284 {
 285         return filesel_select_file (title, path, FALSE, TRUE, NULL);
 286 }
 287