2005-09-14 [paul] 1.9.14cvs26
[claws.git] / src / prefs_customheader.c
index fcea198db72b35730429d0b104163d12c2b91175..8328e4c940d9383afdda757f2b7fbe178c851d2f 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2001 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2005 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
@@ -24,6 +24,7 @@
 #include "defs.h"
 
 #include <glib.h>
+#include <glib/gi18n.h>
 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 #include <stdio.h>
@@ -31,9 +32,8 @@
 #include <string.h>
 #include <errno.h>
 
-#include "intl.h"
 #include "main.h"
-#include "prefs.h"
+#include "prefs_gtk.h"
 #include "prefs_customheader.h"
 #include "prefs_common.h"
 #include "prefs_account.h"
 #include "gtkutils.h"
 #include "alertpanel.h"
 
-static struct Headers {
+enum {
+       CUSTHDR_STRING,         /*!< display string managed by list store */
+       CUSTHDR_DATA,           /*!< string managed by us */
+       N_CUSTHDR_COLUMNS
+};
+
+static struct CustomHdr {
        GtkWidget *window;
 
        GtkWidget *ok_btn;
@@ -54,62 +60,69 @@ static struct Headers {
 
        GtkWidget *hdr_combo;
        GtkWidget *hdr_entry;
-       GtkWidget *key_entry;
-       GtkWidget *headers_clist;
-} headers;
-
-#define VSPACING               12
-#define VSPACING_NARROW                4
-#define DEFAULT_ENTRY_WIDTH    80
-#define PREFSBUFSIZE           1024
+       GtkWidget *val_entry;
+       GtkWidget *list_view;
+} customhdr;
 
 /* widget creating functions */
-static void prefs_headers_create       (void);
+static void prefs_custom_header_create (void);
 
-static void prefs_headers_set_dialog   (PrefsAccount *ac);
-static void prefs_headers_set_list     (PrefsAccount *ac);
-static gint prefs_headers_clist_set_row        (PrefsAccount *ac,
-                                        gint          row);
+static void prefs_custom_header_set_dialog             (PrefsAccount *ac);
+static void prefs_custom_header_set_list               (PrefsAccount *ac);
+static void prefs_custom_header_list_view_set_row      (PrefsAccount *ac);
 
 /* callback functions */
-static void prefs_headers_register_cb  (void);
-static void prefs_headers_substitute_cb        (void);
-static void prefs_headers_delete_cb    (void);
-static void prefs_headers_up           (void);
-static void prefs_headers_down         (void);
-static void prefs_headers_select       (GtkCList       *clist,
-                                        gint            row,
-                                        gint            column,
-                                        GdkEvent       *event);
-
-static void prefs_headers_key_pressed  (GtkWidget      *widget,
-                                        GdkEventKey    *event,
-                                        gpointer        data);
-static void prefs_headers_ok           (GtkButton      *button);
-static void prefs_headers_cancel       (GtkButton      *button);
-static gint prefs_headers_deleted      (GtkWidget      *widget,
-                                        GdkEventAny    *event,
-                                        gpointer        data);
+static void prefs_custom_header_add_cb         (void);
+static void prefs_custom_header_delete_cb      (void);
+static void prefs_custom_header_up             (void);
+static void prefs_custom_header_down           (void);
+
+static gboolean prefs_custom_header_key_pressed        (GtkWidget      *widget,
+                                                GdkEventKey    *event,
+                                                gpointer        data);
+static void prefs_custom_header_ok             (void);
+static void prefs_custom_header_cancel         (void);
+static gint prefs_custom_header_deleted                (GtkWidget      *widget,
+                                                GdkEventAny    *event,
+                                                gpointer        data);
+
+static GtkListStore* prefs_custom_header_create_data_store     (void);
+
+static void prefs_custom_header_list_view_insert_header        (GtkWidget *list_view,
+                                                        GtkTreeIter *row_iter,
+                                                        gchar *header,
+                                                        gpointer data);
+
+static GtkWidget *prefs_custom_header_list_view_create (void);
+
+static void prefs_custom_header_create_list_view_columns       (GtkWidget *list_view);
+
+static gboolean prefs_custom_header_selected   (GtkTreeSelection *selector,
+                                                GtkTreeModel *model, 
+                                                GtkTreePath *path,
+                                                gboolean currently_selected,
+                                                gpointer data);
+
 
 static PrefsAccount *cur_ac = NULL;
 
-void prefs_headers_open(PrefsAccount *ac)
+void prefs_custom_header_open(PrefsAccount *ac)
 {
-       if (!headers.window) {
-               prefs_headers_create();
+       if (!customhdr.window) {
+               prefs_custom_header_create();
        }
 
-       manage_window_set_transient(GTK_WINDOW(headers.window));
-       gtk_widget_grab_focus(headers.ok_btn);
+       manage_window_set_transient(GTK_WINDOW(customhdr.window));
+       gtk_widget_grab_focus(customhdr.ok_btn);
 
-       prefs_headers_set_dialog(ac);
+       prefs_custom_header_set_dialog(ac);
 
        cur_ac = ac;
 
-       gtk_widget_show(headers.window);
+       gtk_widget_show(customhdr.window);
 }
 
-static void prefs_headers_create(void)
+static void prefs_custom_header_create(void)
 {
        GtkWidget *window;
        GtkWidget *vbox;
@@ -124,58 +137,54 @@ static void prefs_headers_create(void)
        GtkWidget *table1;
        GtkWidget *hdr_label;
        GtkWidget *hdr_combo;
-       GtkWidget *key_label;
-       GtkWidget *key_entry;
+       GtkWidget *val_label;
+       GtkWidget *val_entry;
 
        GtkWidget *reg_hbox;
        GtkWidget *btn_hbox;
        GtkWidget *arrow;
-       GtkWidget *reg_btn;
-       GtkWidget *subst_btn;
+       GtkWidget *add_btn;
        GtkWidget *del_btn;
 
        GtkWidget *ch_hbox;
        GtkWidget *ch_scrolledwin;
-       GtkWidget *headers_clist;
+       GtkWidget *list_view;
 
        GtkWidget *btn_vbox;
        GtkWidget *up_btn;
        GtkWidget *down_btn;
 
-       gchar *title[] = {_("Custom headers")};
+       debug_print("Creating custom header setting window...\n");
 
-       debug_print(_("Creating headers setting window...\n"));
-
-       window = gtk_window_new (GTK_WINDOW_DIALOG);
+       window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
        gtk_container_set_border_width (GTK_CONTAINER (window), 8);
-       gtk_window_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
+       gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
        gtk_window_set_modal (GTK_WINDOW (window), TRUE);
-       gtk_window_set_policy (GTK_WINDOW (window), FALSE, TRUE, FALSE);
+       gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 
        vbox = gtk_vbox_new (FALSE, 6);
        gtk_widget_show (vbox);
        gtk_container_add (GTK_CONTAINER (window), vbox);
 
-       gtkut_button_set_create(&confirm_area, &ok_btn, _("OK"),
-                               &cancel_btn, _("Cancel"), NULL, NULL);
+       gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
+                                     &cancel_btn, GTK_STOCK_CANCEL,
+                                     NULL, NULL);
        gtk_widget_show (confirm_area);
        gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
        gtk_widget_grab_default (ok_btn);
 
-       gtk_window_set_title (GTK_WINDOW(window),
-                             _("Headers setting"));
-       gtk_signal_connect (GTK_OBJECT(window), "delete_event",
-                           GTK_SIGNAL_FUNC(prefs_headers_deleted), NULL);
-       gtk_signal_connect (GTK_OBJECT(window), "key_press_event",
-                           GTK_SIGNAL_FUNC(prefs_headers_key_pressed), NULL);
-       gtk_signal_connect (GTK_OBJECT(window), "focus_in_event",
-                           GTK_SIGNAL_FUNC(manage_window_focus_in), NULL);
-       gtk_signal_connect (GTK_OBJECT(window), "focus_out_event",
-                           GTK_SIGNAL_FUNC(manage_window_focus_out), NULL);
-       gtk_signal_connect (GTK_OBJECT(ok_btn), "clicked",
-                           GTK_SIGNAL_FUNC(prefs_headers_ok), NULL);
-       gtk_signal_connect (GTK_OBJECT(cancel_btn), "clicked",
-                           GTK_SIGNAL_FUNC(prefs_headers_cancel), NULL);
+       gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
+       MANAGE_WINDOW_SIGNALS_CONNECT (window);
+       g_signal_connect (G_OBJECT(window), "delete_event",
+                         G_CALLBACK(prefs_custom_header_deleted),
+                         NULL);
+       g_signal_connect (G_OBJECT(window), "key_press_event",
+                         G_CALLBACK(prefs_custom_header_key_pressed),
+                         NULL);
+       g_signal_connect (G_OBJECT(ok_btn), "clicked",
+                         G_CALLBACK(prefs_custom_header_ok), NULL);
+       g_signal_connect (G_OBJECT(cancel_btn), "clicked",
+                         G_CALLBACK(prefs_custom_header_cancel), NULL);
 
        vbox1 = gtk_vbox_new (FALSE, VSPACING);
        gtk_widget_show (vbox1);
@@ -201,127 +210,112 @@ static void prefs_headers_create(void)
        gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
                          GTK_EXPAND | GTK_SHRINK | GTK_FILL,
                          0, 0, 0);
-       gtk_widget_set_usize (hdr_combo, 150 /* 96 */, -1);
+       gtk_widget_set_size_request (hdr_combo, 150, -1);
        gtkut_combo_set_items (GTK_COMBO (hdr_combo),
-                              "User-Agent", "X-Operating-System", NULL);
+                              "User-Agent", "X-Face", "X-Operating-System",
+                              NULL);
 
-       key_label = gtk_label_new (_("Value"));
-       gtk_widget_show (key_label);
-       gtk_table_attach (GTK_TABLE (table1), key_label, 1, 2, 0, 1,
+       val_label = gtk_label_new (_("Value"));
+       gtk_widget_show (val_label);
+       gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
                          GTK_EXPAND | GTK_SHRINK | GTK_FILL,
                          0, 0, 0);
-       gtk_misc_set_alignment (GTK_MISC (key_label), 0, 0.5);
+       gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
        
-       key_entry = gtk_entry_new ();
-       gtk_widget_show (key_entry);
-       gtk_table_attach (GTK_TABLE (table1), key_entry, 1, 2, 1, 2,
+       val_entry = gtk_entry_new ();
+       gtk_widget_show (val_entry);
+       gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
                          GTK_EXPAND | GTK_SHRINK | GTK_FILL,
                          0, 0, 0);
+       gtk_widget_set_size_request (val_entry, 200, -1);
 
-       /* register / substitute / delete */
+       /* add / delete */
 
        reg_hbox = gtk_hbox_new (FALSE, 4);
        gtk_widget_show (reg_hbox);
-       gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox,
-                           FALSE, FALSE, 0);
+       gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 
        arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
        gtk_widget_show (arrow);
        gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
-       gtk_widget_set_usize (arrow, -1, 16);
+       gtk_widget_set_size_request (arrow, -1, 16);
 
        btn_hbox = gtk_hbox_new (TRUE, 4);
        gtk_widget_show (btn_hbox);
        gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 
-       reg_btn = gtk_button_new_with_label (_("Add"));
-       gtk_widget_show (reg_btn);
-       gtk_box_pack_start (GTK_BOX (btn_hbox), reg_btn, FALSE, TRUE, 0);
-       gtk_signal_connect (GTK_OBJECT (reg_btn), "clicked",
-                           GTK_SIGNAL_FUNC (prefs_headers_register_cb), NULL);
+       add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
+       gtk_widget_show (add_btn);
+       gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
+       g_signal_connect (G_OBJECT (add_btn), "clicked",
+                         G_CALLBACK (prefs_custom_header_add_cb),
+                         NULL);
 
-       subst_btn = gtk_button_new_with_label (_(" Substitute "));
-       gtk_widget_show (subst_btn);
-       gtk_box_pack_start (GTK_BOX (btn_hbox), subst_btn, FALSE, TRUE, 0);
-       gtk_signal_connect (GTK_OBJECT (subst_btn), "clicked",
-                           GTK_SIGNAL_FUNC (prefs_headers_substitute_cb),
-                           NULL);
-
-       del_btn = gtk_button_new_with_label (_("Delete"));
+       del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
        gtk_widget_show (del_btn);
        gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
-       gtk_signal_connect (GTK_OBJECT (del_btn), "clicked",
-                           GTK_SIGNAL_FUNC (prefs_headers_delete_cb), NULL);
+       g_signal_connect (G_OBJECT (del_btn), "clicked",
+                         G_CALLBACK (prefs_custom_header_delete_cb),
+                         NULL);
 
 
        ch_hbox = gtk_hbox_new (FALSE, 8);
        gtk_widget_show (ch_hbox);
-       gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox,
-                           TRUE, TRUE, 0);
+       gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 
        ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
-       gtk_widget_set_usize (ch_scrolledwin, -1, 100);
+       gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
        gtk_widget_show (ch_scrolledwin);
-       gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin,
-                           TRUE, TRUE, 0);
+       gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
        gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
                                        GTK_POLICY_AUTOMATIC,
                                        GTK_POLICY_AUTOMATIC);
 
-       headers_clist = gtk_clist_new_with_titles(1, title);
-       gtk_widget_show (headers_clist);
-       gtk_container_add (GTK_CONTAINER (ch_scrolledwin), headers_clist);
-       gtk_clist_set_column_width (GTK_CLIST (headers_clist), 0, 80);
-       gtk_clist_set_selection_mode (GTK_CLIST (headers_clist),
-                                     GTK_SELECTION_BROWSE);
-       GTK_WIDGET_UNSET_FLAGS (GTK_CLIST (headers_clist)->column[0].button,
-                               GTK_CAN_FOCUS);
-       gtk_signal_connect (GTK_OBJECT (headers_clist), "select_row",
-                           GTK_SIGNAL_FUNC (prefs_headers_select),
-                           NULL);
-
+       list_view = prefs_custom_header_list_view_create();
+       gtk_widget_show (list_view);
+       gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 
        btn_vbox = gtk_vbox_new (FALSE, 8);
        gtk_widget_show (btn_vbox);
        gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 
-       up_btn = gtk_button_new_with_label (_("Up"));
+       up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
        gtk_widget_show (up_btn);
        gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
-       gtk_signal_connect (GTK_OBJECT (up_btn), "clicked",
-                           GTK_SIGNAL_FUNC (prefs_headers_up), NULL);
+       g_signal_connect (G_OBJECT (up_btn), "clicked",
+                         G_CALLBACK (prefs_custom_header_up), NULL);
 
-       down_btn = gtk_button_new_with_label (_("Down"));
+       down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
        gtk_widget_show (down_btn);
        gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
-       gtk_signal_connect (GTK_OBJECT (down_btn), "clicked",
-                           GTK_SIGNAL_FUNC (prefs_headers_down), NULL);
+       g_signal_connect (G_OBJECT (down_btn), "clicked",
+                         G_CALLBACK (prefs_custom_header_down), NULL);
 
        gtk_widget_show_all(window);
 
-       headers.window     = window;
-       headers.ok_btn     = ok_btn;
-       headers.cancel_btn = cancel_btn;
+       customhdr.window     = window;
+       customhdr.ok_btn     = ok_btn;
+       customhdr.cancel_btn = cancel_btn;
 
-       headers.hdr_combo  = hdr_combo;
-       headers.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
-       headers.key_entry  = key_entry;
+       customhdr.hdr_combo  = hdr_combo;
+       customhdr.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
+       customhdr.val_entry  = val_entry;
 
-       headers.headers_clist   = headers_clist;
+       customhdr.list_view   = list_view;
 }
 
-void prefs_headers_read_config(PrefsAccount *ac)
+void prefs_custom_header_read_config(PrefsAccount *ac)
 {
        gchar *rcpath;
        FILE *fp;
        gchar buf[PREFSBUFSIZE];
        CustomHeader *ch;
 
-       debug_print(_("Reading headers configuration...\n"));
+       debug_print("Reading custom header configuration...\n");
 
        rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
                             CUSTOM_HEADER_RC, NULL);
-       if ((fp = fopen(rcpath, "r")) == NULL) {
+       if ((fp = g_fopen(rcpath, "rb")) == NULL) {
                if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
                g_free(rcpath);
                ac->customhdr_list = NULL;
@@ -337,7 +331,6 @@ void prefs_headers_read_config(PrefsAccount *ac)
        }
 
        while (fgets(buf, sizeof(buf), fp) != NULL) {
-               g_strchomp(buf);
                ch = custom_header_read_str(buf);
                if (ch) {
                        if (ch->account_id == ac->account_id) {
@@ -351,7 +344,7 @@ void prefs_headers_read_config(PrefsAccount *ac)
        fclose(fp);
 }
 
-void prefs_headers_write_config(PrefsAccount *ac)
+void prefs_custom_header_write_config(PrefsAccount *ac)
 {
        gchar *rcpath;
        PrefFile *pfile;
@@ -362,18 +355,17 @@ void prefs_headers_write_config(PrefsAccount *ac)
 
        GSList *all_hdrs = NULL;
 
-       debug_print(_("Writing headers configuration...\n"));
+       debug_print("Writing custom header configuration...\n");
 
        rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
                             CUSTOM_HEADER_RC, NULL);
 
-       if ((fp = fopen(rcpath, "r")) == NULL) {
+       if ((fp = g_fopen(rcpath, "rb")) == NULL) {
                if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
        } else {
                all_hdrs = NULL;
 
                while (fgets(buf, sizeof(buf), fp) != NULL) {
-                       g_strchomp(buf);
                        ch = custom_header_read_str(buf);
                        if (ch) {
                                if (ch->account_id != ac->account_id)
@@ -388,7 +380,7 @@ void prefs_headers_write_config(PrefsAccount *ac)
        }
 
        if ((pfile = prefs_write_open(rcpath)) == NULL) {
-               g_warning(_("failed to write configuration to file\n"));
+               g_warning("failed to write configuration to file\n");
                g_free(rcpath);
                return;
        }
@@ -401,7 +393,7 @@ void prefs_headers_write_config(PrefsAccount *ac)
                if (fputs(chstr, pfile->fp) == EOF ||
                    fputc('\n', pfile->fp) == EOF) {
                        FILE_OP_ERROR(rcpath, "fputs || fputc");
-                       prefs_write_close_revert(pfile);
+                       prefs_file_close_revert(pfile);
                        g_free(rcpath);
                        g_free(chstr);
                        return;
@@ -417,7 +409,7 @@ void prefs_headers_write_config(PrefsAccount *ac)
                if (fputs(chstr, pfile->fp) == EOF ||
                    fputc('\n', pfile->fp) == EOF) {
                        FILE_OP_ERROR(rcpath, "fputs || fputc");
-                       prefs_write_close_revert(pfile);
+                       prefs_file_close_revert(pfile);
                        g_free(rcpath);
                        g_free(chstr);
                        return;
@@ -433,68 +425,76 @@ void prefs_headers_write_config(PrefsAccount *ac)
                all_hdrs = g_slist_remove(all_hdrs, ch);
        }
 
-       if (prefs_write_close(pfile) < 0) {
-               g_warning(_("failed to write configuration to file\n"));
+       if (prefs_file_close(pfile) < 0) {
+               g_warning("failed to write configuration to file\n");
                return;
        }
 }
 
-static void prefs_headers_set_dialog(PrefsAccount *ac)
+static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
+       GtkListStore *store;
        GSList *cur;
-       gchar *ch_str[1];
-       gint row;
-
-       gtk_clist_freeze(clist);
-       gtk_clist_clear(clist);
-
-       ch_str[0] = _("(New)");
-       row = gtk_clist_append(clist, ch_str);
-       gtk_clist_set_row_data(clist, row, NULL);
+       
+       store = GTK_LIST_STORE(gtk_tree_view_get_model
+                               (GTK_TREE_VIEW(customhdr.list_view)));
+       gtk_list_store_clear(store);
 
        for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
                CustomHeader *ch = (CustomHeader *)cur->data;
+               gchar *ch_str;
 
-               ch_str[0] = g_strdup_printf("%s: %s", ch->name, ch->value);
-               row = gtk_clist_append(clist, ch_str);
-               gtk_clist_set_row_data(clist, row, ch);
+               ch_str = g_strdup_printf("%s: %s", ch->name,
+                                        ch->value ? ch->value : "");
 
-               g_free(ch_str[0]);
-       }
+               prefs_custom_header_list_view_insert_header
+                       (customhdr.list_view, NULL, ch_str, ch);                                                 
 
-       gtk_clist_thaw(clist);
+               g_free(ch_str);
+       }
 }
 
-static void prefs_headers_set_list(PrefsAccount *ac)
+static void prefs_custom_header_set_list(PrefsAccount *ac)
 {
-       gint row = 1;
        CustomHeader *ch;
+       GtkTreeIter iter;
+       GtkListStore *store;
 
        g_slist_free(ac->customhdr_list);
        ac->customhdr_list = NULL;
 
-       while ((ch = gtk_clist_get_row_data(GTK_CLIST(headers.headers_clist),
-               row)) != NULL) {
-               ac->customhdr_list = g_slist_append(ac->customhdr_list,
-                                                     ch);
-               row++;
+       store = GTK_LIST_STORE(gtk_tree_view_get_model
+                               (GTK_TREE_VIEW(customhdr.list_view)));
+
+       if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
+               do {
+                       gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
+                                          CUSTHDR_DATA, &ch,
+                                          -1);
+                       ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
+               } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
+                                                 &iter));
        }
 }
 
-static gint prefs_headers_clist_set_row(PrefsAccount *ac, gint row)
+static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
        CustomHeader *ch;
-       gchar *entry_text;
-       gchar *ch_str[1];
+       const gchar *entry_text;
+       gchar *ch_str;
+       GtkListStore *store;
 
-       g_return_val_if_fail(row != 0, -1);
+       store = GTK_LIST_STORE(gtk_tree_view_get_model
+                               (GTK_TREE_VIEW(customhdr.list_view)));
 
-       entry_text = gtk_entry_get_text(GTK_ENTRY(headers.hdr_entry));
+       entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
        if (entry_text[0] == '\0') {
                alertpanel_error(_("Header name is not set."));
-               return -1;
+               return;
+       }
+       if (!custom_header_is_allowed(entry_text)) {
+               alertpanel_error(_("This Header name is not allowed as a custom header."));
+               return;
        }
 
        ch = g_new0(CustomHeader, 1);
@@ -502,145 +502,251 @@ static gint prefs_headers_clist_set_row(PrefsAccount *ac, gint row)
        ch->account_id = ac->account_id;
 
        ch->name = g_strdup(entry_text);
+       unfold_line(ch->name);
+       g_strstrip(ch->name);
+       gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 
-       entry_text = gtk_entry_get_text(GTK_ENTRY(headers.key_entry));
-       if (entry_text[0] != '\0')
+       entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
+       if (entry_text[0] != '\0') {
                ch->value = g_strdup(entry_text);
-
-       ch_str[0] = g_strdup_printf("%s: %s", ch->name, ch->value);
-
-       if (row < 0)
-               row = gtk_clist_append(clist, ch_str);
-       else {
-               CustomHeader *tmpch;
-
-               gtk_clist_set_text(clist, row, 0, ch_str[0]);
-               tmpch = gtk_clist_get_row_data(clist, row);
-               if (tmpch)
-                       custom_header_free(tmpch);
+               unfold_line(ch->value);
+               g_strstrip(ch->value);
+               gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
        }
 
-       gtk_clist_set_row_data(clist, row, ch);
-
-       g_free(ch_str[0]);
+       ch_str = g_strdup_printf("%s: %s", ch->name,
+                                ch->value ? ch->value : "");
+       
+       prefs_custom_header_list_view_insert_header
+               (customhdr.list_view, NULL, ch_str, ch);
+       
+       g_free(ch_str);
 
-       prefs_headers_set_list(cur_ac);
+       prefs_custom_header_set_list(cur_ac);
 
-       return row;
 }
 
-static void prefs_headers_register_cb(void)
+static void prefs_custom_header_add_cb(void)
 {
-       prefs_headers_clist_set_row(cur_ac, -1);
+       prefs_custom_header_list_view_set_row(cur_ac);
 }
 
-static void prefs_headers_substitute_cb(void)
+static void prefs_custom_header_delete_cb(void)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
+       GtkTreeIter sel;
+       GtkTreeModel *model;
        CustomHeader *ch;
-       gint row;
 
-       if (!clist->selection) return;
+       if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
+                               (GTK_TREE_VIEW(customhdr.list_view)),
+                               &model, &sel))
+               return; 
 
-       row = GPOINTER_TO_INT(clist->selection->data);
-       if (row == 0) return;
+       if (alertpanel(_("Delete header"),
+                      _("Do you really want to delete this header?"),
+                      GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
+               return;
 
-       ch = gtk_clist_get_row_data(clist, row);
-       if (!ch) return;
+       gtk_tree_model_get(model, &sel,
+                          CUSTHDR_DATA, &ch,
+                          -1);
+       gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 
-       prefs_headers_clist_set_row(cur_ac, row);
+       cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
+       
+       custom_header_free(ch);
 }
 
-static void prefs_headers_delete_cb(void)
+static void prefs_custom_header_up(void)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
-       CustomHeader *ch;
-       gint row;
-
-       if (!clist->selection) return;
-       row = GPOINTER_TO_INT(clist->selection->data);
-       if (row == 0) return;
+       GtkTreePath *prev, *sel;
+       GtkTreeIter isel;
+       GtkListStore *store = NULL;
+       GtkTreeIter iprev;
+       
+       if (!gtk_tree_selection_get_selected
+               (gtk_tree_view_get_selection
+                       (GTK_TREE_VIEW(customhdr.list_view)),
+                (GtkTreeModel **)(GtkListStore *) store,
+                &isel))
+               return;
 
-       if (alertpanel(_("Delete header"),
-                      _("Do you really want to delete this header?"),
-                      _("Yes"), _("No"), NULL) == G_ALERTALTERNATE)
+       sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
+       if (!sel)
+               return;
+       
+       /* no move if we're at row 0... */
+       prev = gtk_tree_path_copy(sel);
+       if (!gtk_tree_path_prev(prev)) {
+               gtk_tree_path_free(prev);
+               gtk_tree_path_free(sel);
                return;
+       }
 
-       ch = gtk_clist_get_row_data(clist, row);
-       custom_header_free(ch);
-       gtk_clist_remove(clist, row);
-       cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
+       gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
+                               &iprev, prev);
+       gtk_tree_path_free(sel);
+       gtk_tree_path_free(prev);
+
+       gtk_list_store_swap(store, &iprev, &isel);
+       prefs_custom_header_set_list(cur_ac);
 }
 
-static void prefs_headers_up(void)
+static void prefs_custom_header_down(void)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
-       gint row;
+       GtkListStore *store = NULL;
+       GtkTreeIter next, sel;
+       
+       if (!gtk_tree_selection_get_selected
+               (gtk_tree_view_get_selection
+                       (GTK_TREE_VIEW(customhdr.list_view)),
+                (GtkTreeModel **)(GtkListStore *) store,
+                &sel))
+               return;
 
-       if (!clist->selection) return;
+       next = sel;
+       if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next)) 
+               return;
 
-       row = GPOINTER_TO_INT(clist->selection->data);
-       if (row > 1) {
-               gtk_clist_row_move(clist, row, row - 1);
-               prefs_headers_set_list(cur_ac);
-       }
+       gtk_list_store_swap(store, &next, &sel);
+       prefs_custom_header_set_list(cur_ac);
 }
 
-static void prefs_headers_down(void)
+static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
+                                               GdkEventKey *event,
+                                               gpointer data)
 {
-       GtkCList *clist = GTK_CLIST(headers.headers_clist);
-       gint row;
-
-       if (!clist->selection) return;
+       if (event && event->keyval == GDK_Escape)
+               prefs_custom_header_cancel();
+       return FALSE;
+}
 
-       row = GPOINTER_TO_INT(clist->selection->data);
-       if (row > 0 && row < clist->rows - 1) {
-               gtk_clist_row_move(clist, row, row + 1);
-               prefs_headers_set_list(cur_ac);
-       }
+static void prefs_custom_header_ok(void)
+{
+       prefs_custom_header_write_config(cur_ac);
+       gtk_widget_hide(customhdr.window);
 }
 
-#define ENTRY_SET_TEXT(entry, str) \
-       gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
+static void prefs_custom_header_cancel(void)
+{
+       prefs_custom_header_read_config(cur_ac); 
+       gtk_widget_hide(customhdr.window);
+}
 
-static void prefs_headers_select(GtkCList *clist, gint row, gint column,
-                               GdkEvent *event)
+static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
+                                       gpointer data)
 {
-       CustomHeader *ch;
-       CustomHeader default_ch = { 0, "", NULL };
-       ch = gtk_clist_get_row_data(clist, row);
-       if (!ch)
-               ch = &default_ch;
-       ENTRY_SET_TEXT(headers.hdr_entry, ch->name);
-       ENTRY_SET_TEXT(headers.key_entry, ch->value);
+       prefs_custom_header_cancel();
+       return TRUE;
 }
 
-#undef ENTRY_SET_TEXT
+static GtkListStore* prefs_custom_header_create_data_store(void)
+{
+       return gtk_list_store_new(N_CUSTHDR_COLUMNS,
+                                 G_TYPE_STRING,        
+                                 G_TYPE_POINTER,
+                                 -1);
+}
 
-static void prefs_headers_key_pressed(GtkWidget *widget, GdkEventKey *event,
-                                    gpointer data)
+static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
+                                                       GtkTreeIter *row_iter,
+                                                       gchar *header,
+                                                       gpointer data)
 {
-       if (event && event->keyval == GDK_Escape)
-               gtk_widget_hide(headers.window);
+       GtkTreeIter iter;
+       GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
+                                       (GTK_TREE_VIEW(list_view)));
+
+       if (row_iter == NULL) {
+               /* append new */
+               gtk_list_store_append(list_store, &iter);
+               gtk_list_store_set(list_store, &iter,
+                                  CUSTHDR_STRING, header,
+                                  CUSTHDR_DATA,   data,
+                                  -1);
+       } else {
+               /* change existing */
+               CustomHeader *old_data;
+
+               gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
+                                  CUSTHDR_DATA, &old_data,
+                                  -1);
+
+               custom_header_free(old_data);
+               
+               gtk_list_store_set(list_store, row_iter,
+                                  CUSTHDR_STRING, header,
+                                  CUSTHDR_DATA, data,
+                                  -1);
+       }
 }
 
-static void prefs_headers_ok(GtkButton *button)
+static GtkWidget *prefs_custom_header_list_view_create(void)
 {
-       prefs_headers_write_config(cur_ac);
-       gtk_widget_hide(headers.window);
+       GtkTreeView *list_view;
+       GtkTreeSelection *selector;
+       GtkTreeModel *model;
+
+       model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
+       list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
+       g_object_unref(model);  
+       
+       gtk_tree_view_set_rules_hint(list_view, prefs_common.enable_rules_hint);
+       
+       selector = gtk_tree_view_get_selection(list_view);
+       gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
+       gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
+                                              NULL, NULL);
+
+       /* create the columns */
+       prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
+
+       return GTK_WIDGET(list_view);
 }
 
-static void prefs_headers_cancel(GtkButton *button)
+static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 {
-       prefs_headers_read_config(cur_ac); 
-       gtk_widget_hide(headers.window);
+       GtkTreeViewColumn *column;
+       GtkCellRenderer *renderer;
+
+       renderer = gtk_cell_renderer_text_new();
+       column = gtk_tree_view_column_new_with_attributes
+               (_("Current custom headers"),
+                renderer,
+                "text", CUSTHDR_STRING,
+                NULL);
+       gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);          
 }
 
-static gint prefs_headers_deleted(GtkWidget *widget, GdkEventAny *event,
-                                 gpointer data)
+#define ENTRY_SET_TEXT(entry, str) \
+       gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
+
+static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
+                                            GtkTreeModel *model, 
+                                            GtkTreePath *path,
+                                            gboolean currently_selected,
+                                            gpointer data)
 {
-       prefs_headers_cancel(GTK_BUTTON(widget));
+       GtkTreeIter iter;
+       CustomHeader *ch;
+       CustomHeader default_ch = { 0, "", NULL };
+
+       if (currently_selected)
+               return TRUE;
+
+       if (!gtk_tree_model_get_iter(model, &iter, path))
+               return TRUE;
+
+       gtk_tree_model_get(model, &iter, 
+                          CUSTHDR_DATA, &ch,
+                          -1);
+       
+       if (!ch) ch = &default_ch;
+
+       ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
+       ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
+                          
        return TRUE;
 }
+
+#undef ENTRY_SET_TEXT