untwist file selection logic - be explicit
[claws.git] / src / gtk / filesel.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 "intl.h"
38 #include "sylpheed.h"
39 #include "filesel.h"
40 #include "manage_window.h"
41 #include "gtkutils.h"
42 #include "utils.h"
43
44 static gchar *last_selected_dir = NULL;
45 static GList *filesel_create(const gchar *title, const gchar *path, 
46                              gboolean multiple_files,
47                              gboolean open)
48 {
49         GSList *slist = NULL, *slist_orig = NULL;
50         GList *list = NULL;
51
52         gint action = (open == TRUE) ? GTK_FILE_CHOOSER_ACTION_OPEN:GTK_FILE_CHOOSER_ACTION_SAVE;
53         gchar * action_btn = (open == TRUE) ? GTK_STOCK_OPEN:GTK_STOCK_SAVE;
54         GtkWidget *chooser = gtk_file_chooser_dialog_new (title, NULL, action, 
55                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
56                                 action_btn, GTK_RESPONSE_OK, 
57                                 NULL);
58         
59         manage_window_set_transient (GTK_WINDOW(chooser));
60         gtk_window_set_modal(GTK_WINDOW(chooser), TRUE);
61         gtk_window_set_wmclass
62                 (GTK_WINDOW(chooser), "file_selection", "Sylpheed");
63
64         gtk_file_chooser_set_select_multiple (GTK_FILE_CHOOSER(chooser), multiple_files);
65
66         if (path) {
67                 char *filename = NULL;
68                 char *realpath = strdup(path);
69                 if (path[strlen(path)-1] == G_DIR_SEPARATOR) {
70                         filename = "";
71                 } else if ((filename = strrchr(path, G_DIR_SEPARATOR)) != NULL) {
72                         filename++;
73                         *(strrchr(realpath, G_DIR_SEPARATOR)+1) = '\0';
74                 } else {
75                         filename = (char *) path;
76                         free(realpath); 
77                         realpath = strdup(get_home_dir());
78                 }
79                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), realpath);
80                 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser), filename);
81                 free(realpath);
82         } else {
83                 if (!last_selected_dir)
84                         last_selected_dir = g_strdup_printf("%s%c", get_home_dir(), G_DIR_SEPARATOR);
85
86                 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser), last_selected_dir);
87         }
88
89         if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_OK) 
90                 slist = gtk_file_chooser_get_filenames (GTK_FILE_CHOOSER (chooser));
91         
92         manage_window_focus_out(chooser, NULL, NULL);
93         gtk_widget_destroy (chooser);
94
95         slist_orig = slist;
96         
97         if (slist) {
98                 gchar *tmp = strdup(slist->data);
99                 if (last_selected_dir)
100                         g_free(last_selected_dir);
101                 
102                 if (strrchr(tmp, G_DIR_SEPARATOR))
103                         *(strrchr(tmp, G_DIR_SEPARATOR)+1) = '\0';
104                 last_selected_dir = g_strdup(tmp);
105                 g_free(tmp);
106         }
107
108         while (slist) {
109                 list = g_list_append(list, slist->data);
110                 slist = slist->next;
111         }
112         
113         if (slist_orig)
114                 g_slist_free(slist_orig);
115         
116         return list;
117 }
118
119 /**
120  * This function lets the user select multiple files.
121  * This opens an Open type dialog.
122  * @param title the title of the dialog
123  */
124 GList *filesel_select_multiple_files_open(const gchar *title)
125 {
126         return filesel_create(title, NULL, TRUE, TRUE);
127 }
128
129 /**
130  * This function lets the user select one file.
131  * This opens an Open type dialog if "file" is NULL, 
132  * Save dialog if "file" contains a path.
133  * @param title the title of the dialog
134  * @param path the optional path to save to
135  */
136 static gchar *filesel_select_file(const gchar *title, const gchar *path,
137                                   gboolean open)
138 {
139         GList * list = filesel_create(title, path, FALSE, open);
140         gchar * result = NULL;
141         if (list) {
142                 result = strdup(list->data);
143         }
144         g_list_free(list);
145         return result;
146 }
147 gchar *filesel_select_file_open(const gchar *title, const gchar *path)
148 {
149         return filesel_select_file (title, path, TRUE);
150 }
151
152 gchar *filesel_select_file_save(const gchar *title, const gchar *path)
153 {
154         return filesel_select_file (title, path, FALSE);
155 }