src/gtk/filesel.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws 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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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 #include "sylpheed.h"
  38 #include "filesel.h"
  39 #include "manage_window.h"
  40 #include "gtkutils.h"
  41 #include "utils.h"
  42 #include "codeconv.h"
  43 #include "procmime.h"
  44 #include "prefs_common.h"
  45
  46 static void
  47 update_preview_cb (GtkFileChooser *file_chooser, gpointer data)
  48 {
  49         GtkWidget *preview;
  50         char *filename = NULL, *type = NULL;
  51         GdkPixbuf *pixbuf = NULL;
  52         gboolean have_preview = FALSE;
  53
  54         preview = GTK_WIDGET (data);
  55         filename = gtk_file_chooser_get_preview_filename (file_chooser);
  56
  57         if (filename == NULL) {
  58                 gtk_file_chooser_set_preview_widget_active (file_chooser, FALSE);
  59                 return;
  60         }
  61         type = procmime_get_mime_type(filename);
  62
  63         if (type && !strncmp(type, "image/", 6))
  64                 pixbuf = gdk_pixbuf_new_from_file_at_size (filename, 128, 128, NULL);
  65
  66         g_free(type);
  67         g_free (filename);
  68
  69         if (pixbuf) {
  70                 have_preview = TRUE;
  71                 gtk_image_set_from_pixbuf (GTK_IMAGE (preview), pixbuf);
  72                 gdk_pixbuf_unref (pixbuf);
  73         }
  74
  75         gtk_file_chooser_set_preview_widget_active (file_chooser, have_preview);
  76 }
  77
  78 static GList *filesel_create(const gchar *title, const gchar *path,
  79                              gboolean multiple_files,
  80                              gboolean open, gboolean folder_mode,
  81                              const gchar *filter)
  82 {
  83         GSList *slist = NULL, *slist_orig = NULL;
  84         GList *list = NULL;
  85
  86         gint action = (open == TRUE) ?
  87                         (folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
  88                                                GTK_FILE_CHOOSER_ACTION_OPEN):
  89                         (folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
  90                                                GTK_FILE_CHOOSER_ACTION_SAVE);
  91
  92         gchar * action_btn = (open == TRUE) ? GTK_STOCK_OPEN:GTK_STOCK_SAVE;
  93         GtkWidget *chooser = gtk_file_chooser_dialog_new (title, NULL, action,
  94                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
  95                                 action_btn, GTK_RESPONSE_ACCEPT,
  96                                 NULL);
  97         if (filter != NULL) {
  98                 GtkFileFilter *file_filter = gtk_file_filter_new();
  99                 gtk_file_filter_add_pattern(file_filter, filter);
 100                 gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(chooser),
 101                                             file_filter);
 102         }
 103
 104         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 105                 GtkImage *preview;
 106                 preview = GTK_IMAGE(gtk_image_new ());
 107                 gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER(chooser), GTK_WIDGET(preview));
 108                 g_signal_connect (chooser, "update-preview",
 109                             G_CALLBACK (update_preview_cb), preview);
 110
 111         }
 112
 113         if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 114                 gtk_dialog_set_default_response(GTK_DIALOG(chooser), GTK_RESPONSE_ACCEPT);
 115         }
 116
 117         manage_window_set_transient (GTK_WINDOW(chooser));
 118         gtk_window_set_modal(GTK_WINDOW(chooser), TRUE);
 119
 120         gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER(chooser), multiple_files);
 121
 122         if (path && strlen(path) > 0) {
 123                 char *filename = NULL;
 124                 char *realpath = strdup(path);
 125                 if (path[strlen(path)-1] == G_DIR_SEPARATOR) {
 126                         filename = "";
 127                 } else if ((filename = strrchr(path, G_DIR_SEPARATOR)) != NULL) {
 128                         filename++;
 129                         *(strrchr(realpath, G_DIR_SEPARATOR)+1) = '\0';
 130                 } else {
 131                         filename = (char *) path;
 132                         free(realpath);
 133                         realpath = strdup(get_home_dir());
 134                 }
 135                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), realpath);
 136                 if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
 137                         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser), filename);
 138                 free(realpath);
 139         } else {
 140                 if (!prefs_common.attach_load_dir)
 141                         prefs_common.attach_load_dir = g_strdup_printf("%s%c", get_home_dir(), G_DIR_SEPARATOR);
 142
 143                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), prefs_common.attach_load_dir);
 144         }
 145
 146         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
 147                 slist = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER (chooser));
 148
 149         manage_window_focus_out(chooser, NULL, NULL);
 150         gtk_widget_destroy (chooser);
 151
 152         slist_orig = slist;
 153
 154         if (slist) {
 155                 gchar *tmp = strdup(slist->data);
 156
 157                 if (!path && prefs_common.attach_load_dir)
 158                         g_free(prefs_common.attach_load_dir);
 159
 160                 if (strrchr(tmp, G_DIR_SEPARATOR))
 161                         *(strrchr(tmp, G_DIR_SEPARATOR)+1) = '\0';
 162
 163                 if (!path)
 164                         prefs_common.attach_load_dir = g_strdup(tmp);
 165
 166                 g_free(tmp);
 167         }
 168
 169         while (slist) {
 170                 list = g_list_append(list, slist->data);
 171                 slist = slist->next;
 172         }
 173
 174         if (slist_orig)
 175                 g_slist_free(slist_orig);
 176
 177         return list;
 178 }
 179
 180 /**
 181  * This function lets the user select multiple files.
 182  * This opens an Open type dialog.
 183  * @param title the title of the dialog
 184  */
 185 GList *filesel_select_multiple_files_open(const gchar *title)
 186 {
 187         return filesel_create(title, NULL, TRUE, TRUE, FALSE, NULL);
 188 }
 189
 190 GList *filesel_select_multiple_files_open_with_filter(  const gchar *title,
 191                                                         const gchar *path,
 192                                                         const gchar *filter)
 193 {
 194         return filesel_create (title, path, TRUE, TRUE, FALSE, filter);
 195 }
 196
 197 /**
 198  * This function lets the user select one file.
 199  * This opens an Open type dialog if "file" is NULL,
 200  * Save dialog if "file" contains a path.
 201  * @param title the title of the dialog
 202  * @param path the optional path to save to
 203  */
 204 static gchar *filesel_select_file(const gchar *title, const gchar *path,
 205                                   gboolean open, gboolean folder_mode,
 206                                   const gchar *filter)
 207 {
 208         GList * list = filesel_create(title, path, FALSE, open, folder_mode, filter);
 209         gchar * result = NULL;
 210         if (list) {
 211                 result = strdup(list->data);
 212         }
 213         g_list_free(list);
 214         return result;
 215 }
 216 gchar *filesel_select_file_open(const gchar *title, const gchar *path)
 217 {
 218         return filesel_select_file (title, path, TRUE, FALSE, NULL);
 219 }
 220
 221 gchar *filesel_select_file_open_with_filter(const gchar *title, const gchar *path,
 222                                             const gchar *filter)
 223 {
 224         return filesel_select_file (title, path, TRUE, FALSE, filter);
 225 }
 226
 227 gchar *filesel_select_file_save(const gchar *title, const gchar *path)
 228 {
 229         return filesel_select_file (title, path, FALSE, FALSE, NULL);
 230 }
 231
 232 gchar *filesel_select_file_open_folder(const gchar *title, const gchar *path)
 233 {
 234         return filesel_select_file (title, path, TRUE, TRUE, NULL);
 235 }
 236
 237 gchar *filesel_select_file_save_folder(const gchar *title, const gchar *path)
 238 {
 239         return filesel_select_file (title, path, FALSE, TRUE, NULL);
 240 }
 241