claws-mail/src/gtk/filesel.c
2014-06-10 11:18:48 +02:00

251 lines
7.3 KiB
C

/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2013 Hiroyuki Yamamoto and the Claws Mail team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "claws-features.h"
#endif
#include <glib.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include "claws.h"
#include "filesel.h"
#include "manage_window.h"
#include "gtkutils.h"
#include "utils.h"
#include "codeconv.h"
#include "procmime.h"
#include "prefs_common.h"
static void
update_preview_cb (GtkFileChooser *file_chooser, gpointer data)
{
GtkWidget *preview;
char *filename = NULL, *type = NULL;
GdkPixbuf *pixbuf = NULL;
gboolean have_preview = FALSE;
preview = GTK_WIDGET (data);
filename = gtk_file_chooser_get_preview_filename (file_chooser);
if (filename == NULL) {
gtk_file_chooser_set_preview_widget_active (file_chooser, FALSE);
return;
}
type = procmime_get_mime_type(filename);
if (type && !strncmp(type, "image/", 6))
pixbuf = gdk_pixbuf_new_from_file_at_size (filename, 128, 128, NULL);
g_free(type);
g_free (filename);
if (pixbuf) {
have_preview = TRUE;
gtk_image_set_from_pixbuf (GTK_IMAGE (preview), pixbuf);
g_object_unref(G_OBJECT(pixbuf));
}
gtk_file_chooser_set_preview_widget_active (file_chooser, have_preview);
}
static GList *filesel_create(const gchar *title, const gchar *path,
gboolean multiple_files,
gboolean open, gboolean folder_mode,
const gchar *filter)
{
GSList *slist = NULL, *slist_orig = NULL;
GList *list = NULL;
gint action = (open == TRUE) ?
(folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
GTK_FILE_CHOOSER_ACTION_OPEN):
(folder_mode == TRUE ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
GTK_FILE_CHOOSER_ACTION_SAVE);
gchar * action_btn = (open == TRUE) ? GTK_STOCK_OPEN:GTK_STOCK_SAVE;
GtkWidget *chooser = gtk_file_chooser_dialog_new
(title, NULL, action,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
action_btn, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(chooser), FALSE);
if (filter != NULL) {
GtkFileFilter *file_filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(file_filter, filter);
gtk_file_chooser_set_filter(GTK_FILE_CHOOSER(chooser),
file_filter);
}
if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
GtkImage *preview;
preview = GTK_IMAGE(gtk_image_new ());
gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER(chooser), GTK_WIDGET(preview));
g_signal_connect (chooser, "update-preview",
G_CALLBACK (update_preview_cb), preview);
}
if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
gtk_dialog_set_default_response(GTK_DIALOG(chooser), GTK_RESPONSE_ACCEPT);
}
manage_window_set_transient (GTK_WINDOW(chooser));
gtk_window_set_modal(GTK_WINDOW(chooser), TRUE);
gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER(chooser), multiple_files);
if (path && strlen(path) > 0) {
char *filename = NULL;
char *realpath = g_strdup(path);
char *tmp = NULL;
if (path[strlen(path)-1] == G_DIR_SEPARATOR) {
filename = "";
} else if ((filename = strrchr(path, G_DIR_SEPARATOR)) != NULL) {
filename++;
*(strrchr(realpath, G_DIR_SEPARATOR)+1) = '\0';
} else {
filename = (char *) path;
g_free(realpath);
realpath = g_strdup(get_home_dir());
}
if (g_utf8_validate(realpath, -1, NULL))
tmp = g_filename_from_utf8(realpath, -1, NULL, NULL, NULL);
if (tmp == NULL)
tmp = g_strdup(realpath);
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
g_free(tmp);
if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
if (g_utf8_validate(filename, -1, NULL))
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser),
filename);
}
g_free(realpath);
} else {
gchar *tmp = NULL;
if (!prefs_common.attach_load_dir || !*prefs_common.attach_load_dir)
prefs_common.attach_load_dir = g_strdup_printf("%s%c", get_home_dir(), G_DIR_SEPARATOR);
if (g_utf8_validate(prefs_common.attach_load_dir, -1, NULL))
tmp = g_filename_from_utf8(prefs_common.attach_load_dir, -1, NULL, NULL, NULL);
if (tmp == NULL)
tmp = g_strdup(prefs_common.attach_load_dir);
gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), tmp);
g_free(tmp);
}
if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
slist = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER (chooser));
manage_window_focus_out(chooser, NULL, NULL);
gtk_widget_destroy (chooser);
slist_orig = slist;
if (slist) {
gchar *tmp = g_strdup(slist->data);
if (!path && prefs_common.attach_load_dir)
g_free(prefs_common.attach_load_dir);
if (strrchr(tmp, G_DIR_SEPARATOR))
*(strrchr(tmp, G_DIR_SEPARATOR)+1) = '\0';
if (!path)
prefs_common.attach_load_dir = g_filename_to_utf8(tmp, -1, NULL, NULL, NULL);
g_free(tmp);
}
while (slist) {
list = g_list_append(list, slist->data);
slist = slist->next;
}
if (slist_orig)
g_slist_free(slist_orig);
return list;
}
/**
* This function lets the user select multiple files.
* This opens an Open type dialog.
* @param title the title of the dialog
*/
GList *filesel_select_multiple_files_open(const gchar *title)
{
return filesel_create(title, NULL, TRUE, TRUE, FALSE, NULL);
}
GList *filesel_select_multiple_files_open_with_filter( const gchar *title,
const gchar *path,
const gchar *filter)
{
return filesel_create (title, path, TRUE, TRUE, FALSE, filter);
}
/**
* This function lets the user select one file.
* This opens an Open type dialog if "file" is NULL,
* Save dialog if "file" contains a path.
* @param title the title of the dialog
* @param path the optional path to save to
*/
static gchar *filesel_select_file(const gchar *title, const gchar *path,
gboolean open, gboolean folder_mode,
const gchar *filter)
{
GList * list = filesel_create(title, path, FALSE, open, folder_mode, filter);
gchar * result = NULL;
if (list) {
result = g_strdup(list->data);
}
g_list_free(list);
return result;
}
gchar *filesel_select_file_open(const gchar *title, const gchar *path)
{
return filesel_select_file (title, path, TRUE, FALSE, NULL);
}
gchar *filesel_select_file_open_with_filter(const gchar *title, const gchar *path,
const gchar *filter)
{
return filesel_select_file (title, path, TRUE, FALSE, filter);
}
gchar *filesel_select_file_save(const gchar *title, const gchar *path)
{
return filesel_select_file (title, path, FALSE, FALSE, NULL);
}
gchar *filesel_select_file_open_folder(const gchar *title, const gchar *path)
{
return filesel_select_file (title, path, TRUE, TRUE, NULL);
}
gchar *filesel_select_file_save_folder(const gchar *title, const gchar *path)
{
return filesel_select_file (title, path, FALSE, TRUE, NULL);
}