src/message_search.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
   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 "compose.h"
  48 #include "utils.h"
  49 #include "gtkutils.h"
  50 #include "manage_window.h"
  51 #include "alertpanel.h"
  52
  53 static struct MessageSearchWindow {
  54         GtkWidget *window;
  55         GtkWidget *body_entry;
  56         GtkWidget *case_checkbtn;
  57         GtkWidget *prev_btn;
  58         GtkWidget *next_btn;
  59         GtkWidget *close_btn;
  60
  61         MessageView *messageview;
  62
  63         Compose *compose;
  64         gboolean search_compose;
  65 } search_window;
  66
  67 static void message_search_create       (void);
  68 static void message_search_execute      (gboolean        backward);
  69
  70 static void message_search_prev_clicked (GtkButton      *button,
  71                                          gpointer        data);
  72 static void message_search_next_clicked (GtkButton      *button,
  73                                          gpointer        data);
  74 static void body_activated              (void);
  75 static gboolean key_pressed             (GtkWidget      *widget,
  76                                          GdkEventKey    *event,
  77                                          gpointer        data);
  78
  79 void message_search(MessageView *messageview)
  80 {
  81         if (!search_window.window)
  82                 message_search_create();
  83         else
  84                 gtk_widget_hide(search_window.window);
  85
  86         search_window.messageview = messageview;
  87         search_window.search_compose = FALSE;
  88
  89         gtk_widget_grab_focus(search_window.next_btn);
  90         gtk_widget_grab_focus(search_window.body_entry);
  91         gtk_widget_show(search_window.window);
  92 }
  93
  94 void message_search_compose(Compose *compose)
  95 {
  96         if (!search_window.window)
  97                 message_search_create();
  98         else
  99                 gtk_widget_hide(search_window.window);
 100
 101         search_window.compose = compose;
 102         search_window.search_compose = TRUE;
 103
 104         gtk_widget_grab_focus(search_window.next_btn);
 105         gtk_widget_grab_focus(search_window.body_entry);
 106         gtk_widget_show(search_window.window);
 107 }
 108
 109 static void message_search_create(void)
 110 {
 111         GtkWidget *window;
 112
 113         GtkWidget *vbox1;
 114         GtkWidget *hbox1;
 115         GtkWidget *body_label;
 116         GtkWidget *body_entry;
 117
 118         GtkWidget *checkbtn_hbox;
 119         GtkWidget *case_checkbtn;
 120
 121         GtkWidget *confirm_area;
 122         GtkWidget *prev_btn;
 123         GtkWidget *next_btn;
 124         GtkWidget *close_btn;
 125
 126         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 127         gtk_window_set_title (GTK_WINDOW (window),
 128                               _("Find in current message"));
 129         gtk_widget_set_size_request (window, 450, -1);
 130         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 131         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 132         g_signal_connect(G_OBJECT(window), "delete_event",
 133                          G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 134         g_signal_connect(G_OBJECT(window), "key_press_event",
 135                          G_CALLBACK(key_pressed), NULL);
 136         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 137
 138         vbox1 = gtk_vbox_new (FALSE, 0);
 139         gtk_widget_show (vbox1);
 140         gtk_container_add (GTK_CONTAINER (window), vbox1);
 141
 142         hbox1 = gtk_hbox_new (FALSE, 8);
 143         gtk_widget_show (hbox1);
 144         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, TRUE, TRUE, 0);
 145
 146         body_label = gtk_label_new (_("Find text:"));
 147         gtk_widget_show (body_label);
 148         gtk_box_pack_start (GTK_BOX (hbox1), body_label, FALSE, FALSE, 0);
 149
 150         body_entry = gtk_entry_new ();
 151         gtk_widget_show (body_entry);
 152         gtk_box_pack_start (GTK_BOX (hbox1), body_entry, TRUE, TRUE, 0);
 153         g_signal_connect(G_OBJECT(body_entry), "activate",
 154                          G_CALLBACK(body_activated), NULL);
 155
 156         checkbtn_hbox = gtk_hbox_new (FALSE, 8);
 157         gtk_widget_show (checkbtn_hbox);
 158         gtk_box_pack_start (GTK_BOX (vbox1), checkbtn_hbox, TRUE, TRUE, 0);
 159         gtk_container_set_border_width (GTK_CONTAINER (checkbtn_hbox), 8);
 160
 161         case_checkbtn = gtk_check_button_new_with_label (_("Case sensitive"));
 162         gtk_widget_show (case_checkbtn);
 163         gtk_box_pack_start (GTK_BOX (checkbtn_hbox), case_checkbtn,
 164                             FALSE, FALSE, 0);
 165
 166         gtkut_stock_button_set_create(&confirm_area,
 167                                       &prev_btn, GTK_STOCK_GO_BACK,
 168                                       &next_btn, GTK_STOCK_GO_FORWARD,
 169                                       &close_btn, GTK_STOCK_CLOSE);
 170         gtk_widget_show (confirm_area);
 171         gtk_box_pack_start (GTK_BOX (vbox1), confirm_area, FALSE, FALSE, 0);
 172         gtk_widget_grab_default(next_btn);
 173
 174         g_signal_connect(G_OBJECT(prev_btn), "clicked",
 175                          G_CALLBACK(message_search_prev_clicked), NULL);
 176         g_signal_connect(G_OBJECT(next_btn), "clicked",
 177                          G_CALLBACK(message_search_next_clicked), NULL);
 178         g_signal_connect_closure
 179                 (G_OBJECT(close_btn), "clicked",
 180                  g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide),
 181                                      window, NULL),
 182                  FALSE);
 183
 184         search_window.window = window;
 185         search_window.body_entry = body_entry;
 186         search_window.case_checkbtn = case_checkbtn;
 187         search_window.prev_btn = prev_btn;
 188         search_window.next_btn = next_btn;
 189         search_window.close_btn = close_btn;
 190 }
 191
 192 static void message_search_execute(gboolean backward)
 193 {
 194         MessageView *messageview = search_window.messageview;
 195         Compose *compose = search_window.compose;
 196         gboolean case_sens;
 197         gboolean all_searched = FALSE;
 198         const gchar *body_str;
 199
 200         body_str = gtk_entry_get_text(GTK_ENTRY(search_window.body_entry));
 201         if (*body_str == '\0') return;
 202
 203         case_sens = gtk_toggle_button_get_active
 204                 (GTK_TOGGLE_BUTTON(search_window.case_checkbtn));
 205
 206         for (;;) {
 207                 gchar *str;
 208                 AlertValue val;
 209
 210                 if (backward) {
 211                         if (search_window.search_compose) {
 212                                 if (compose_search_string_backward
 213                                         (compose, body_str, case_sens) == TRUE)
 214                                         break;
 215                         } else {
 216                                 if (messageview_search_string_backward
 217                                         (messageview, body_str, case_sens) == TRUE)
 218                                         break;
 219                         }
 220                 } else {
 221                         if (search_window.search_compose) {
 222                                 if (compose_search_string
 223                                         (compose, body_str, case_sens) == TRUE)
 224                                         break;
 225                         } else {
 226                                 if (messageview_search_string
 227                                         (messageview, body_str, case_sens) == TRUE)
 228                                         break;
 229                         }
 230                 }
 231
 232                 if (all_searched) {
 233                         alertpanel_full(_("Search failed"),
 234                                         _("Search string not found."),
 235                                          GTK_STOCK_CLOSE, NULL, NULL, FALSE,
 236                                          NULL, ALERT_WARNING, G_ALERTDEFAULT);
 237                         break;
 238                 }
 239
 240                 all_searched = TRUE;
 241
 242                 if (backward)
 243                         str = _("Beginning of message reached; "
 244                                 "continue from end?");
 245                 else
 246                         str = _("End of message reached; "
 247                                 "continue from beginning?");
 248
 249                 val = alertpanel(_("Search finished"), str,
 250                                  GTK_STOCK_NO, "+" GTK_STOCK_YES, NULL);
 251                 if (G_ALERTALTERNATE == val) {
 252                         manage_window_focus_in(search_window.window,
 253                                                NULL, NULL);
 254                         if (search_window.search_compose) {
 255                                 compose_set_position(compose,
 256                                                          backward ? -1 : 0);
 257                         } else {
 258                                 messageview_set_position(messageview,
 259                                                          backward ? -1 : 0);
 260                         }
 261                 } else
 262                         break;
 263         }
 264 }
 265
 266 static void message_search_prev_clicked(GtkButton *button, gpointer data)
 267 {
 268         message_search_execute(TRUE);
 269 }
 270
 271 static void message_search_next_clicked(GtkButton *button, gpointer data)
 272 {
 273         message_search_execute(FALSE);
 274 }
 275
 276 static void body_activated(void)
 277 {
 278         gtk_button_clicked(GTK_BUTTON(search_window.next_btn));
 279 }
 280
 281 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
 282                             gpointer data)
 283 {
 284         if (event && event->keyval == GDK_Escape)
 285                 gtk_widget_hide(search_window.window);
 286         return FALSE;
 287 }