claws-mail/src/filesel.c

296 lines
8.6 KiB
C

/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <glib.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtkfilesel.h>
#include <gtk/gtkmain.h>
#include <gtk/gtksignal.h>
#include <gtk/gtkeditable.h>
#include <gtk/gtkentry.h>
#include "main.h"
#include "filesel.h"
#include "manage_window.h"
#include "gtkutils.h"
static GtkWidget *filesel;
static gboolean filesel_ack;
static void filesel_create(const gchar *title, gboolean multiple_files);
static void filesel_ok_cb(GtkWidget *widget, gpointer data);
static void filesel_cancel_cb(GtkWidget *widget, gpointer data);
static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data);
static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data);
static void filesel_file_list_select_row(GtkCList *clist, gint row, gint col,
GdkEventButton *event, gpointer userdata);
static void filesel_dir_list_select_row(GtkCList *clist, gint row, gint col,
GdkEventButton *event, gpointer userdata);
static GList *filesel_get_multiple_filenames(void);
gchar *filesel_select_file(const gchar *title, const gchar *file)
{
static gchar *filename = NULL;
static gchar *cwd = NULL;
filesel_create(title, FALSE);
manage_window_set_transient(GTK_WINDOW(filesel));
if (filename) {
g_free(filename);
filename = NULL;
}
if (!cwd)
cwd = g_strconcat(startup_dir, G_DIR_SEPARATOR_S, NULL);
gtk_file_selection_set_filename(GTK_FILE_SELECTION(filesel), cwd);
if (file)
gtk_file_selection_set_filename(GTK_FILE_SELECTION(filesel),
file);
gtk_widget_show(filesel);
gtk_main();
if (filesel_ack) {
gchar *str;
str = gtk_file_selection_get_filename
(GTK_FILE_SELECTION(filesel));
if (str && str[0] != '\0') {
gchar *dir;
filename = g_strdup(str);
dir = g_dirname(str);
g_free(cwd);
cwd = g_strconcat(dir, G_DIR_SEPARATOR_S, NULL);
g_free(dir);
}
}
manage_window_focus_out(filesel, NULL, NULL);
gtk_widget_destroy(filesel);
GTK_EVENTS_FLUSH();
return filename;
}
GList *filesel_select_multiple_files(const gchar *title, const gchar *file)
{
/* ALF - sorry for the exuberant code duping... need to
* be cleaned up. */
static gchar *filename = NULL;
static gchar *cwd = NULL;
GList *list = NULL;
filesel_create(title, TRUE);
manage_window_set_transient(GTK_WINDOW(filesel));
if (filename) {
g_free(filename);
filename = NULL;
}
if (!cwd)
cwd = g_strconcat(startup_dir, G_DIR_SEPARATOR_S, NULL);
gtk_file_selection_set_filename(GTK_FILE_SELECTION(filesel), cwd);
if (file)
gtk_file_selection_set_filename(GTK_FILE_SELECTION(filesel),
file);
gtk_widget_show(filesel);
gtk_main();
if (filesel_ack)
list = filesel_get_multiple_filenames();
manage_window_focus_out(filesel, NULL, NULL);
gtk_widget_destroy(filesel);
GTK_EVENTS_FLUSH();
return list;
}
static void filesel_create(const gchar *title, gboolean multiple_files)
{
filesel = gtk_file_selection_new(title);
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button),
"clicked", GTK_SIGNAL_FUNC(filesel_ok_cb),
NULL);
gtk_signal_connect
(GTK_OBJECT(GTK_FILE_SELECTION(filesel)->cancel_button),
"clicked", GTK_SIGNAL_FUNC(filesel_cancel_cb),
NULL);
gtk_signal_connect(GTK_OBJECT(filesel), "delete_event",
GTK_SIGNAL_FUNC(delete_event), NULL);
gtk_signal_connect(GTK_OBJECT(filesel), "key_press_event",
GTK_SIGNAL_FUNC(key_pressed), NULL);
gtk_signal_connect(GTK_OBJECT(filesel), "focus_in_event",
GTK_SIGNAL_FUNC(manage_window_focus_in), NULL);
gtk_signal_connect(GTK_OBJECT(filesel), "focus_out_event",
GTK_SIGNAL_FUNC(manage_window_focus_out), NULL);
gtk_window_set_modal(GTK_WINDOW(filesel), TRUE);
if (multiple_files) {
gtk_clist_set_selection_mode
(GTK_CLIST(GTK_FILE_SELECTION(filesel)->file_list),
GTK_SELECTION_MULTIPLE);
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filesel)->file_list),
"select_row",
GTK_SIGNAL_FUNC(filesel_file_list_select_row),
NULL);
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filesel)->file_list),
"unselect_row",
GTK_SIGNAL_FUNC(filesel_file_list_select_row),
NULL);
gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filesel)->dir_list),
"select_row",
GTK_SIGNAL_FUNC(filesel_dir_list_select_row),
NULL);
}
}
static void filesel_ok_cb(GtkWidget *widget, gpointer data)
{
filesel_ack = TRUE;
gtk_main_quit();
}
static void filesel_cancel_cb(GtkWidget *widget, gpointer data)
{
filesel_ack = FALSE;
gtk_main_quit();
}
static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
{
filesel_cancel_cb(NULL, NULL);
return TRUE;
}
static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
{
if (event && event->keyval == GDK_Escape)
filesel_cancel_cb(NULL, NULL);
}
/* handle both "select_row" and "unselect_row". note that we're using the
* entry box to put there the selected file names in. we're not using these
* entry box to get the selected file names. instead we use the clist selection.
* the entry box is used only to retrieve dir name. */
static void filesel_file_list_select_row(GtkCList *clist, gint row, gint col,
GdkEventButton *event, gpointer userdata)
{
/* simple implementation in which we clear the file entry and refill it */
GList *list = clist->selection;
GtkEntry *entry = GTK_ENTRY(GTK_FILE_SELECTION(filesel)->selection_entry);
gtk_editable_delete_text(GTK_EDITABLE(entry), 0, -1);
#define INVALID_FILENAME_CHARS " "
for (; list; list = list->next) {
gint row = GPOINTER_TO_INT(list->data);
gchar *text = NULL, *tmp;
if (!gtk_clist_get_text(clist, row, 0, &text))
break;
/* NOTE: quick glance in source code of GtkCList
* reveals we should not free the returned 'text' */
tmp = g_strconcat(text, " ", NULL);
text = tmp;
gtk_entry_append_text(entry, text);
g_free(text);
}
#undef INVALID_FILENAME_CHARS
}
static void filesel_dir_list_select_row(GtkCList *clist, gint row, gint col,
GdkEventButton *event, gpointer userdata)
{
GtkEntry *entry = GTK_ENTRY(GTK_FILE_SELECTION(filesel)->selection_entry);
GtkCList *file_list = GTK_CLIST(GTK_FILE_SELECTION(filesel)->file_list);
/* if dir list is selected we clean everything */
gtk_editable_delete_text(GTK_EDITABLE(entry), 0, -1);
gtk_clist_unselect_all(file_list);
}
static GList *filesel_get_multiple_filenames(void)
{
/* as noted before we are not using the entry text when selecting
* multiple files. to much hassle to parse out invalid chars (chars
* that need to be escaped). instead we use the file_list. the
* entry is only useful for extracting the current directory. */
GtkCList *file_list = GTK_CLIST(GTK_FILE_SELECTION(filesel)->file_list);
GtkEntry *file_entry = GTK_ENTRY(GTK_FILE_SELECTION(filesel)->selection_entry);
GList *list = NULL, *sel_list;
gchar *cwd, *tmp;
gboolean separator;
g_return_val_if_fail(file_list->selection != NULL, NULL);
tmp = gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel));
tmp = g_strdup(tmp);
cwd = g_dirname(tmp);
g_free(tmp);
g_return_val_if_fail(cwd != NULL, NULL);
/* only quick way to check the end of a multi byte string for our
* separator... */
g_strreverse(cwd);
separator = 0 == g_strncasecmp(cwd, G_DIR_SEPARATOR_S, strlen(G_DIR_SEPARATOR_S))
? TRUE : FALSE;
g_strreverse(cwd);
/* fetch the selected file names */
for (sel_list = file_list->selection; sel_list; sel_list = sel_list->next) {
gint sel = GPOINTER_TO_INT(sel_list->data);
gchar *sel_text = NULL;
gchar *fname = NULL;
gtk_clist_get_text(file_list, sel, 0, &sel_text);
if (!sel_text) continue;
sel_text = g_strdup(sel_text);
if (separator)
fname = g_strconcat(cwd, sel_text, NULL);
else
fname = g_strconcat(cwd, G_DIR_SEPARATOR_S, sel_text, NULL);
list = g_list_append(list, fname);
g_free(sel_text);
}
return list;
}