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