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