src/message_search.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gdk/gdkkeysyms.h>
  29 #include <gtk/gtkwidget.h>
  30 #include <gtk/gtkwindow.h>
  31 #include <gtk/gtkvbox.h>
  32 #include <gtk/gtktable.h>
  33 #include <gtk/gtklabel.h>
  34 #include <gtk/gtkentry.h>
  35 #include <gtk/gtkhbox.h>
  36 #include <gtk/gtkcheckbutton.h>
  37 #include <gtk/gtkhbbox.h>
  38 #include <gtk/gtkbutton.h>
  39 #include <gtk/gtkctree.h>
  40 #include <stdio.h>
  41 #include <stdlib.h>
  42 #include <string.h>
  43
  44 #include "main.h"
  45 #include "message_search.h"
  46 #include "messageview.h"
  47 #include "utils.h"
  48 #include "gtkutils.h"
  49 #include "manage_window.h"
  50 #include "alertpanel.h"
  51
  52 static struct MessageSearchWindow {
  53         GtkWidget *window;
  54         GtkWidget *body_entry;
  55         GtkWidget *case_checkbtn;
  56         GtkWidget *prev_btn;
  57         GtkWidget *next_btn;
  58         GtkWidget *close_btn;
  59
  60         MessageView *messageview;
  61 } search_window;
  62
  63 static void message_search_create       (void);
  64 static void message_search_execute      (gboolean        backward);
  65
  66 static void message_search_prev_clicked (GtkButton      *button,
  67                                          gpointer        data);
  68 static void message_search_next_clicked (GtkButton      *button,
  69                                          gpointer        data);
  70 static void body_activated              (void);
  71 static gboolean key_pressed             (GtkWidget      *widget,
  72                                          GdkEventKey    *event,
  73                                          gpointer        data);
  74
  75 void message_search(MessageView *messageview)
  76 {
  77         if (!search_window.window)
  78                 message_search_create();
  79         else
  80                 gtk_widget_hide(search_window.window);
  81
  82         search_window.messageview = messageview;
  83
  84         gtk_widget_grab_focus(search_window.next_btn);
  85         gtk_widget_grab_focus(search_window.body_entry);
  86         gtk_widget_show(search_window.window);
  87 }
  88
  89 static void message_search_create(void)
  90 {
  91         GtkWidget *window;
  92
  93         GtkWidget *vbox1;
  94         GtkWidget *hbox1;
  95         GtkWidget *body_label;
  96         GtkWidget *body_entry;
  97
  98         GtkWidget *checkbtn_hbox;
  99         GtkWidget *case_checkbtn;
 100
 101         GtkWidget *confirm_area;
 102         GtkWidget *prev_btn;
 103         GtkWidget *next_btn;
 104         GtkWidget *close_btn;
 105
 106         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 107         gtk_window_set_title (GTK_WINDOW (window),
 108                               _("Find in current message"));
 109         gtk_widget_set_size_request (window, 450, -1);
 110         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 111         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 112         g_signal_connect(G_OBJECT(window), "delete_event",
 113                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 114         g_signal_connect(G_OBJECT(window), "key_press_event",
 115                          G_CALLBACK(key_pressed), NULL);
 116         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 117
 118         vbox1 = gtk_vbox_new (FALSE, 0);
 119         gtk_widget_show (vbox1);
 120         gtk_container_add (GTK_CONTAINER (window), vbox1);
 121
 122         hbox1 = gtk_hbox_new (FALSE, 8);
 123         gtk_widget_show (hbox1);
 124         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, TRUE, TRUE, 0);
 125
 126         body_label = gtk_label_new (_("Find text:"));
 127         gtk_widget_show (body_label);
 128         gtk_box_pack_start (GTK_BOX (hbox1), body_label, FALSE, FALSE, 0);
 129
 130         body_entry = gtk_entry_new ();
 131         gtk_widget_show (body_entry);
 132         gtk_box_pack_start (GTK_BOX (hbox1), body_entry, TRUE, TRUE, 0);
 133         g_signal_connect(G_OBJECT(body_entry), "activate",
 134                          G_CALLBACK(body_activated), NULL);
 135
 136         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 137         gtk_widget_show (checkbtn_hbox);
 138         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 139         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 140
 141         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 142         gtk_widget_show (case_checkbtn);
 143         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 144                             FALSE, FALSE, 0);
 145
 146         gtkut_stock_button_set_create(&confirm_area,
 147                                       &prev_btn, GTK_STOCK_GO_BACK,
 148                                       &next_btn, GTK_STOCK_GO_FORWARD,
 149                                       &close_btn, GTK_STOCK_CLOSE);
 150         gtk_widget_show (confirm_area);
 151         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 152         gtk_widget_grab_default(next_btn);
 153
 154         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 155                          G_CALLBACK(message_search_prev_clicked), NULL);
 156         g_signal_connect(G_OBJECT(next_btn), "clicked",
 157                          G_CALLBACK(message_search_next_clicked), NULL);
 158         g_signal_connect_closure
 159                 (G_OBJECT(close_btn), "clicked",
 160                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 161                                      window, NULL),
 162                  FALSE);
 163
 164         search_window.window = window;
 165         search_window.body_entry = body_entry;
 166         search_window.case_checkbtn = case_checkbtn;
 167         search_window.prev_btn = prev_btn;
 168         search_window.next_btn = next_btn;
 169         search_window.close_btn = close_btn;
 170 }
 171
 172 static void message_search_execute(gboolean backward)
 173 {
 174         MessageView *messageview = search_window.messageview;
 175         gboolean case_sens;
 176         gboolean all_searched = FALSE;
 177         const gchar *body_str;
 178
 179         body_str = gtk_entry_get_text(GTK_ENTRY(search_window.body_entry));
 180         if (*body_str == '\0') return;
 181
 182         case_sens = gtk_toggle_button_get_active
 183                 (GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 184
 185         for (;;) {
 186                 gchar *str;
 187                 AlertValue val;
 188
 189                 if (backward) {
 190                         if (messageview_search_string_backward
 191                                 (messageview, body_str, case_sens) == TRUE)
 192                                 break;
 193                 } else {
 194                         if (messageview_search_string
 195                                 (messageview, body_str, case_sens) == TRUE)
 196                                 break;
 197                 }
 198
 199                 if (all_searched) {
 200                         alertpanel_full(_("Search failed"),
 201                                         _("Search string not found."),
 202                                          GTK_STOCK_CLOSE, NULL, NULL, FALSE,
 203                                          NULL, ALERT_WARNING, G_ALERTDEFAULT);
 204                         break;
 205                 }
 206
 207                 all_searched = TRUE;
 208
 209                 if (backward)
 210                         str = _("Beginning of message reached; "
 211                                 "continue from end?");
 212                 else
 213                         str = _("End of message reached; "
 214                                 "continue from beginning?");
 215
 216                 val = alertpanel(_("Search finished"), str,
 217                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL);
 218                 if (G_ALERTDEFAULT == val) {
 219                         manage_window_focus_in(search_window.window,
 220                                                NULL, NULL);
 221                         messageview_set_position(messageview,
 222                                                  backward ? -1 : 0);
 223                 } else
 224                         break;
 225         }
 226 }
 227
 228 static void message_search_prev_clicked(GtkButton *button, gpointer data)
 229 {
 230         message_search_execute(TRUE);
 231 }
 232
 233 static void message_search_next_clicked(GtkButton *button, gpointer data)
 234 {
 235         message_search_execute(FALSE);
 236 }
 237
 238 static void body_activated(void)
 239 {
 240         gtk_button_clicked(GTK_BUTTON(search_window.next_btn));
 241 }
 242
 243 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
 244                             gpointer data)
 245 {
 246         if (event && event->keyval == GDK_Escape)
 247                 gtk_widget_hide(search_window.window);
 248         return FALSE;
 249 }