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