8db1b28e8d
svn path=/trunk/; revision=7554
285 lines
8.7 KiB
C
285 lines
8.7 KiB
C
/* find_dlg.c
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* Routines for "find frame" window
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*
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* $Id: find_dlg.c,v 1.28 2003/04/24 23:18:07 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gtk/gtk.h>
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#include <epan/proto.h>
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#include <epan/dfilter/dfilter.h>
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#include "globals.h"
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#include "ui_util.h"
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#include "find_dlg.h"
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#include "filter_prefs.h"
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#include "simple_dialog.h"
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#include "dlg_utils.h"
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#include "compat_macros.h"
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/* Capture callback data keys */
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#define E_FIND_FILT_KEY "find_filter_te"
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#define E_FIND_BACKWARD_KEY "find_backward"
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static void
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find_frame_ok_cb(GtkWidget *ok_bt, gpointer parent_w);
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static void
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find_frame_close_cb(GtkWidget *close_bt, gpointer parent_w);
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static void
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find_frame_destroy_cb(GtkWidget *win, gpointer user_data);
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/*
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* Keep a static pointer to the current "Find Frame" window, if any, so
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* that if somebody tries to do "Find Frame" while there's already a
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* "Find Frame" window up, we just pop up the existing one, rather than
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* creating a new one.
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*/
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static GtkWidget *find_frame_w;
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void
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find_frame_cb(GtkWidget *w _U_, gpointer d _U_)
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{
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GtkWidget *main_vb, *filter_hb, *filter_bt, *filter_te,
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*direction_hb, *forward_rb, *backward_rb,
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*bbox, *ok_bt, *cancel_bt;
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#if GTK_MAJOR_VERSION < 2
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GtkAccelGroup *accel_group;
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#endif
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/* No Apply button, but "OK" not only sets our text widget, it
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activates it (i.e., it causes us to do the search). */
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static construct_args_t args = {
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"Ethereal: Search Filter",
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FALSE,
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TRUE
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};
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if (find_frame_w != NULL) {
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/* There's already a "Find Frame" dialog box; reactivate it. */
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reactivate_window(find_frame_w);
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return;
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}
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find_frame_w = dlg_window_new("Ethereal: Find Frame");
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SIGNAL_CONNECT(find_frame_w, "destroy", find_frame_destroy_cb, NULL);
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#if GTK_MAJOR_VERSION < 2
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/* Accelerator group for the accelerators (or, as they're called in
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Windows and, I think, in Motif, "mnemonics"; Alt+<key> is a mnemonic,
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Ctrl+<key> is an accelerator). */
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accel_group = gtk_accel_group_new();
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gtk_window_add_accel_group(GTK_WINDOW(find_frame_w), accel_group);
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#endif
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/* Container for each row of widgets */
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main_vb = gtk_vbox_new(FALSE, 3);
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gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
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gtk_container_add(GTK_CONTAINER(find_frame_w), main_vb);
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gtk_widget_show(main_vb);
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/* Filter row */
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filter_hb = gtk_hbox_new(FALSE, 3);
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gtk_container_add(GTK_CONTAINER(main_vb), filter_hb);
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gtk_widget_show(filter_hb);
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filter_bt = gtk_button_new_with_label("Filter:");
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SIGNAL_CONNECT(filter_bt, "clicked", display_filter_construct_cb, &args);
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SIGNAL_CONNECT(filter_bt, "destroy", filter_button_destroy_cb, NULL);
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gtk_box_pack_start(GTK_BOX(filter_hb), filter_bt, FALSE, TRUE, 0);
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gtk_widget_show(filter_bt);
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filter_te = gtk_entry_new();
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if (cfile.sfilter) gtk_entry_set_text(GTK_ENTRY(filter_te), cfile.sfilter);
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OBJECT_SET_DATA(filter_bt, E_FILT_TE_PTR_KEY, filter_te);
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gtk_box_pack_start(GTK_BOX(filter_hb), filter_te, TRUE, TRUE, 0);
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gtk_widget_show(filter_te);
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/* Misc row: Forward and reverse radio buttons */
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direction_hb = gtk_hbox_new(FALSE, 3);
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gtk_container_add(GTK_CONTAINER(main_vb), direction_hb);
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gtk_widget_show(direction_hb);
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#if GTK_MAJOR_VERSION < 2
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forward_rb = dlg_radio_button_new_with_label_with_mnemonic(NULL, "_Forward",
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accel_group);
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#else
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forward_rb = gtk_radio_button_new_with_mnemonic(NULL, "_Forward");
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#endif
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(forward_rb), !cfile.sbackward);
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gtk_box_pack_start(GTK_BOX(direction_hb), forward_rb, TRUE, TRUE, 0);
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gtk_widget_show(forward_rb);
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#if GTK_MAJOR_VERSION < 2
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backward_rb = dlg_radio_button_new_with_label_with_mnemonic(
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gtk_radio_button_group(GTK_RADIO_BUTTON(forward_rb)),
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"_Backward", accel_group);
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#else
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backward_rb = gtk_radio_button_new_with_mnemonic_from_widget(
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GTK_RADIO_BUTTON(forward_rb), "_Backward");
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#endif
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(backward_rb), cfile.sbackward);
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gtk_box_pack_start(GTK_BOX(direction_hb), backward_rb, TRUE, TRUE, 0);
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gtk_widget_show(backward_rb);
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/* Button row: OK and cancel buttons */
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bbox = gtk_hbutton_box_new();
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gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_END);
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gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 5);
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gtk_container_add(GTK_CONTAINER(main_vb), bbox);
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gtk_widget_show(bbox);
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#if GTK_MAJOR_VERSION < 2
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ok_bt = gtk_button_new_with_label ("OK");
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#else
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ok_bt = gtk_button_new_from_stock(GTK_STOCK_OK);
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#endif
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SIGNAL_CONNECT(ok_bt, "clicked", find_frame_ok_cb, find_frame_w);
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GTK_WIDGET_SET_FLAGS(ok_bt, GTK_CAN_DEFAULT);
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gtk_box_pack_start (GTK_BOX (bbox), ok_bt, TRUE, TRUE, 0);
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gtk_widget_grab_default(ok_bt);
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gtk_widget_show(ok_bt);
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#if GTK_MAJOR_VERSION < 2
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cancel_bt = gtk_button_new_with_label ("Cancel");
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#else
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cancel_bt = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
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#endif
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SIGNAL_CONNECT(cancel_bt, "clicked", find_frame_close_cb, find_frame_w);
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GTK_WIDGET_SET_FLAGS(cancel_bt, GTK_CAN_DEFAULT);
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gtk_box_pack_start (GTK_BOX (bbox), cancel_bt, TRUE, TRUE, 0);
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gtk_widget_show(cancel_bt);
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/* Attach pointers to needed widgets to the capture prefs window/object */
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OBJECT_SET_DATA(find_frame_w, E_FIND_FILT_KEY, filter_te);
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OBJECT_SET_DATA(find_frame_w, E_FIND_BACKWARD_KEY, backward_rb);
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/* Catch the "activate" signal on the filter text entry, so that
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if the user types Return there, we act as if the "OK" button
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had been selected, as happens if Return is typed if some widget
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that *doesn't* handle the Return key has the input focus. */
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dlg_set_activate(filter_te, ok_bt);
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/* Catch the "key_press_event" signal in the window, so that we can catch
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the ESC key being pressed and act as if the "Cancel" button had
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been selected. */
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dlg_set_cancel(find_frame_w, cancel_bt);
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/* Give the initial focus to the "Filter" entry box. */
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gtk_widget_grab_focus(filter_te);
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gtk_widget_show(find_frame_w);
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}
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static void
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find_frame_ok_cb(GtkWidget *ok_bt _U_, gpointer parent_w)
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{
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GtkWidget *filter_te, *backward_rb;
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gchar *filter_text;
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dfilter_t *sfcode;
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filter_te = (GtkWidget *)OBJECT_GET_DATA(parent_w, E_FIND_FILT_KEY);
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backward_rb = (GtkWidget *)OBJECT_GET_DATA(parent_w, E_FIND_BACKWARD_KEY);
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filter_text = gtk_entry_get_text(GTK_ENTRY(filter_te));
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/*
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* Try to compile the filter.
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*/
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if (!dfilter_compile(filter_text, &sfcode)) {
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/* The attempt failed; report an error. */
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simple_dialog(ESD_TYPE_CRIT, NULL, dfilter_error_msg);
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return;
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}
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/* Was it empty? */
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if (sfcode == NULL) {
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/* Yes - complain. */
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simple_dialog(ESD_TYPE_CRIT, NULL,
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"You didn't specify a filter to use when searching for a frame.");
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return;
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}
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/*
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* Remember the filter.
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*/
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if (cfile.sfilter)
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g_free(cfile.sfilter);
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cfile.sfilter = g_strdup(filter_text);
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cfile.sbackward = GTK_TOGGLE_BUTTON (backward_rb)->active;
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if (!find_packet(&cfile, sfcode)) {
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/* We didn't find the packet. */
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simple_dialog(ESD_TYPE_CRIT, NULL, "No packet matched that filter.");
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return;
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}
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gtk_widget_destroy(GTK_WIDGET(parent_w));
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}
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static void
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find_frame_close_cb(GtkWidget *close_bt _U_, gpointer parent_w)
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{
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gtk_grab_remove(GTK_WIDGET(parent_w));
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gtk_widget_destroy(GTK_WIDGET(parent_w));
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}
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static void
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find_frame_destroy_cb(GtkWidget *win _U_, gpointer user_data _U_)
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{
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/* Note that we no longer have a "Find Frame" dialog box. */
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find_frame_w = NULL;
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}
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static void
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find_previous_next(GtkWidget *w, gpointer d, gboolean sens)
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{
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dfilter_t *sfcode;
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if (cfile.sfilter) {
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if (!dfilter_compile(cfile.sfilter, &sfcode))
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return;
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if (sfcode == NULL)
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return;
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cfile.sbackward = sens;
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find_packet(&cfile, sfcode);
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} else
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find_frame_cb(w, d);
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}
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void
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find_next_cb(GtkWidget *w , gpointer d)
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{
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find_previous_next(w, d, FALSE);
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}
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void
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find_previous_cb(GtkWidget *w , gpointer d)
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{
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find_previous_next(w, d, TRUE);
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}
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