Sylpheed

/*

 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client

 * Copyright (C) 1999-2006 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.

 */

#ifdef HAVE_CONFIG_H

#  include "config.h"

#endif

#include "defs.h"

#include <glib.h>

#include <glib/gi18n.h>

#include <gdk/gdkkeysyms.h>

#include <gtk/gtkwidget.h>

#include <gtk/gtkwindow.h>

#include <gtk/gtkvbox.h>

#include <gtk/gtktable.h>

#include <gtk/gtklabel.h>

#include <gtk/gtkentry.h>

#include <gtk/gtkhbox.h>

#include <gtk/gtkcheckbutton.h>

#include <gtk/gtkhbbox.h>

#include <gtk/gtkbutton.h>

#include <gtk/gtkstock.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include "main.h"

#include "message_search.h"

#include "messageview.h"

#include "utils.h"

#include "gtkutils.h"

#include "manage_window.h"

#include "alertpanel.h"

static struct MessageSearchWindow {

        GtkWidget *window;

        GtkWidget *body_entry;

        GtkWidget *case_checkbtn;

        GtkWidget *next_btn;

        GtkWidget *prev_btn;

        GtkWidget *close_btn;

        MessageView *messageview;

} search_window;

static void message_search_create        (void);

static void message_search_execute        (gboolean         backward);

static void message_search_close        (void);

static void message_search_prev_clicked        (GtkButton        *button,

                                         gpointer         data);

static void message_search_next_clicked        (GtkButton        *button,

                                         gpointer         data);

static void close_clicked                (GtkButton        *button,

                                         gpointer         data);

static void body_activated                (void);

static gboolean window_deleted                (GtkWidget        *widget,

                                         GdkEventAny        *event,

                                         gpointer         data);

static gboolean key_pressed                (GtkWidget        *widget,

                                         GdkEventKey        *event,

                                         gpointer         data);

static void view_destroyed                (GtkWidget        *widget,

                                         gpointer         data);

void message_search(MessageView *messageview)

{

        if (!search_window.window)

                message_search_create();

        search_window.messageview = messageview;

        g_signal_handlers_disconnect_by_func(GTK_WIDGET_PTR(messageview),

                                             view_destroyed, messageview);

        g_signal_connect(G_OBJECT(GTK_WIDGET_PTR(messageview)), "destroy",

                         G_CALLBACK(view_destroyed), messageview);

        gtk_widget_grab_focus(search_window.next_btn);

        gtk_widget_grab_focus(search_window.body_entry);

        gtk_widget_show(search_window.window);

        gtk_window_present(GTK_WINDOW(search_window.window));

}

static void message_search_create(void)

{

        GtkWidget *window;

        GtkWidget *vbox1;

        GtkWidget *hbox1;

        GtkWidget *body_label;

        GtkWidget *body_entry;

        GtkWidget *checkbtn_hbox;

        GtkWidget *case_checkbtn;

        GtkWidget *confirm_area;

        GtkWidget *next_btn;

        GtkWidget *prev_btn;

        GtkWidget *close_btn;

        window = gtk_window_new (GTK_WINDOW_TOPLEVEL);

        gtk_window_set_title (GTK_WINDOW (window),

                              _("Find in current message"));

        gtk_widget_set_size_request (window, 450, -1);

        gtk_window_set_policy(GTK_WINDOW(window), FALSE, TRUE, TRUE);

        gtk_container_set_border_width (GTK_CONTAINER (window), 8);

        g_signal_connect(G_OBJECT(window), "delete_event",

                         G_CALLBACK(window_deleted), NULL);

        g_signal_connect(G_OBJECT(window), "key_press_event",

                         G_CALLBACK(key_pressed), NULL);

        MANAGE_WINDOW_SIGNALS_CONNECT(window);

        vbox1 = gtk_vbox_new (FALSE, 0);

        gtk_widget_show (vbox1);

        gtk_container_add (GTK_CONTAINER (window), vbox1);

        hbox1 = gtk_hbox_new (FALSE, 8);

        gtk_widget_show (hbox1);

        gtk_box_pack_start (GTK_BOX (vbox1), hbox1, TRUE, TRUE, 0);

        body_label = gtk_label_new (_("Find text:"));

        gtk_widget_show (body_label);

        gtk_box_pack_start (GTK_BOX (hbox1), body_label, FALSE, FALSE, 0);

        body_entry = gtk_entry_new ();

        gtk_widget_show (body_entry);

        gtk_box_pack_start (GTK_BOX (hbox1), body_entry, TRUE, TRUE, 0);

        g_signal_connect(G_OBJECT(body_entry), "activate",

                         G_CALLBACK(body_activated), NULL);

        checkbtn_hbox = gtk_hbox_new (FALSE, 8);

        gtk_widget_show (checkbtn_hbox);

        gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);

        gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);

        case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));

        gtk_widget_show (case_checkbtn);

        gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,

                            FALSE, FALSE, 0);

        gtkut_stock_button_set_create(&confirm_area,

                                      &next_btn, GTK_STOCK_GO_FORWARD,

                                      &prev_btn, GTK_STOCK_GO_BACK,

                                      &close_btn, GTK_STOCK_CLOSE);

        gtkut_box_set_reverse_order(GTK_BOX(confirm_area), FALSE);

        gtk_widget_show (confirm_area);

        gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);

        gtk_widget_grab_default(next_btn);

        g_signal_connect(G_OBJECT(prev_btn), "clicked",

                         G_CALLBACK(message_search_prev_clicked), NULL);

        g_signal_connect(G_OBJECT(next_btn), "clicked",

                         G_CALLBACK(message_search_next_clicked), NULL);

        g_signal_connect(G_OBJECT(close_btn), "clicked",

                         G_CALLBACK(close_clicked), NULL);

        search_window.window = window;

        search_window.body_entry = body_entry;

        search_window.case_checkbtn = case_checkbtn;

        search_window.next_btn = next_btn;

        search_window.prev_btn = prev_btn;

        search_window.close_btn = close_btn;

}

static void message_search_execute(gboolean backward)

{

        MessageView *messageview = search_window.messageview;

        gboolean case_sens;

        gboolean all_searched = FALSE;

        const gchar *body_str;

        body_str = gtk_entry_get_text(GTK_ENTRY(search_window.body_entry));

        if (*body_str == '\0') return;

        case_sens = gtk_toggle_button_get_active

                (GTK_TOGGLE_BUTTON(search_window.case_checkbtn));

        for (;;) {

                gchar *str;

                AlertValue val;

                if (backward) {

                        if (messageview_search_string_backward

                                (messageview, body_str, case_sens) == TRUE)

                                break;

                } else {

                        if (messageview_search_string

                                (messageview, body_str, case_sens) == TRUE)

                                break;

                }

                if (all_searched) {

                        alertpanel_message

                                (_("Search failed"),

                                 _("Search string not found."),

                                 ALERT_WARNING);

                        break;

                }

                all_searched = TRUE;

                if (backward)

                        str = _("Beginning of message reached; "

                                "continue from end?");

                else

                        str = _("End of message reached; "

                                "continue from beginning?");

                val = alertpanel(_("Search finished"), str,

                                 GTK_STOCK_YES, GTK_STOCK_NO, NULL);

                if (G_ALERTDEFAULT == val) {

                        manage_window_focus_in(search_window.window,

                                               NULL, NULL);

                        messageview_set_position(messageview,

                                                 backward ? -1 : 0);

                } else

                        break;

        }

}

static void message_search_close(void)

{

        search_window.messageview = NULL;

        gtk_widget_hide(search_window.window);

}

static void message_search_prev_clicked(GtkButton *button, gpointer data)

{

        message_search_execute(TRUE);

}

static void message_search_next_clicked(GtkButton *button, gpointer data)

{

        message_search_execute(FALSE);

}

static void close_clicked(GtkButton *button, gpointer data)

{

        message_search_close();

}

static void body_activated(void)

{

        gtk_button_clicked(GTK_BUTTON(search_window.next_btn));

}

static gboolean window_deleted(GtkWidget *widget, GdkEventAny *event,

                               gpointer data)

{

        message_search_close();

        return TRUE;

}

static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,

                            gpointer data)

{

        if (event && event->keyval == GDK_Escape)

                message_search_close();

        return FALSE;

}

static void view_destroyed(GtkWidget *widget, gpointer data)

{

        if ((MessageView *)data == search_window.messageview)

                message_search_close();

}