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wireshark/gtk/main_packet_list.c

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/* main_packet_list.c
* packet list related functions 2002 Olivier Abad
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* 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
#ifndef NEW_PACKET_LIST
#include <gtk/gtk.h>
#include <stdio.h>
#include <string.h>
#include <epan/epan.h>
#include <epan/column.h>
#include <epan/column_info.h>
#include <epan/prefs.h>
#include <epan/timestamp.h>
#include "../globals.h"
#include "../color.h"
#include "../color_filters.h"
#include "../ui_util.h"
#include "../progress_dlg.h"
#include "gtk/gtkglobals.h"
#include "gtk/gui_utils.h"
#include "gtk/color_utils.h"
#include "gtk/capture_file_dlg.h"
#include "gtk/keys.h"
#include "gtk/font_utils.h"
#include "gtk/packet_history.h"
#include "gtk/recent.h"
#include "gtk/main.h"
#include "gtk/menus.h"
#include "gtk/main_packet_list.h"
#include "gtk/main_statusbar.h"
#include "gtk/packet_win.h"
#include "image/clist_ascend.xpm"
#include "image/clist_descend.xpm"
#define N_PROGBAR_UPDATES 100
typedef struct column_arrows {
GtkWidget *table;
GtkWidget *ascend_pm;
GtkWidget *descend_pm;
} column_arrows;
GtkWidget *packet_list;
static gboolean last_at_end = FALSE;
/* GtkClist compare routine, overrides default to allow numeric comparison */
static gint
packet_list_compare(GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
{
/* Get row data structures */
const GtkCListRow *row1 = (const GtkCListRow *)ptr1;
const GtkCListRow *row2 = (const GtkCListRow *)ptr2;
/* Get the frame data structures for the rows */
const frame_data *fdata1 = row1->data;
const frame_data *fdata2 = row2->data;
/* Get row text strings */
const char *text1 = GTK_CELL_TEXT (row1->cell[clist->sort_column])->text;
const char *text2 = GTK_CELL_TEXT (row2->cell[clist->sort_column])->text;
/* Attempt to convert to numbers */
double num1;
double num2;
/* For checking custom column type */
header_field_info *hfi;
gboolean custom_numeric = FALSE;
int ret;
gint col_fmt = cfile.cinfo.col_fmt[clist->sort_column];
switch (col_fmt) {
case COL_NUMBER:
case COL_CLS_TIME:
case COL_ABS_TIME:
case COL_ABS_DATE_TIME:
case COL_REL_TIME:
case COL_DELTA_TIME:
case COL_DELTA_TIME_DIS:
case COL_PACKET_LENGTH:
case COL_CUMULATIVE_BYTES:
return frame_data_compare(fdata1, fdata2, col_fmt);
case COL_CUSTOM:
hfi = proto_registrar_get_byname(cfile.cinfo.col_custom_field[clist->sort_column]);
if (hfi == NULL) {
return frame_data_compare(fdata1, fdata2, COL_NUMBER);
} else if ((hfi->strings == NULL) &&
(((IS_FT_INT(hfi->type) || IS_FT_UINT(hfi->type)) &&
((hfi->display == BASE_DEC) || (hfi->display == BASE_DEC_HEX) ||
(hfi->display == BASE_OCT))) ||
(hfi->type == FT_DOUBLE) || (hfi->type == FT_FLOAT) ||
(hfi->type == FT_BOOLEAN) || (hfi->type == FT_FRAMENUM) ||
(hfi->type == FT_RELATIVE_TIME))) {
/* Compare numeric column */
custom_numeric = TRUE;
}
/* FALLTHRU */
default:
num1 = atof(text1);
num2 = atof(text2);
if ((col_fmt == COL_UNRES_SRC_PORT) || (col_fmt == COL_UNRES_DST_PORT) ||
(custom_numeric) ||
((num1 != 0) && (num2 != 0) && ((col_fmt == COL_DEF_SRC_PORT) ||
(col_fmt == COL_RES_SRC_PORT) ||
(col_fmt == COL_DEF_DST_PORT) ||
(col_fmt == COL_RES_DST_PORT)))) {
/* Compare numeric column */
if (num1 < num2)
return -1;
else if (num1 > num2)
return 1;
else
return frame_data_compare(fdata1, fdata2, COL_NUMBER);
}
else {
/* Compare text column */
if (!text2) {
if (text1)
return 1;
else
return frame_data_compare(fdata1, fdata2, COL_NUMBER);
}
if (!text1)
return -1;
ret = strcmp(text1, text2);
if (ret == 0)
return frame_data_compare(fdata1, fdata2, COL_NUMBER);
else
return ret;
}
}
}
/* What to do when a column is clicked */
static void
packet_list_click_column_cb(GtkCList *clist, gint column, gpointer data)
{
column_arrows *col_arrows = (column_arrows *) data;
int i;
gtk_clist_freeze(clist);
for (i = 0; i < cfile.cinfo.num_cols; i++) {
gtk_widget_hide(col_arrows[i].ascend_pm);
gtk_widget_hide(col_arrows[i].descend_pm);
}
if (column == clist->sort_column) {
if (clist->sort_type == GTK_SORT_ASCENDING) {
clist->sort_type = GTK_SORT_DESCENDING;
gtk_widget_show(col_arrows[column].descend_pm);
} else {
clist->sort_type = GTK_SORT_ASCENDING;
gtk_widget_show(col_arrows[column].ascend_pm);
}
}
else {
clist->sort_type = GTK_SORT_ASCENDING;
gtk_widget_show(col_arrows[column].ascend_pm);
gtk_clist_set_sort_column(clist, column);
}
gtk_clist_thaw(clist);
gtk_clist_sort(clist);
}
static void
packet_list_resize_column_cb(GtkCList *clist _U_, gint column, gint width, gpointer data _U_)
{
recent_set_column_width (column, width);
}
/* What to do when a list item is selected/unselected */
static void
packet_list_select_cb(GtkWidget *w _U_, gint row, gint col _U_, GdkEventButton *event _U_, gpointer evt _U_)
{
frame_data *fdata;
/* Check if already selected */
if (cfile.current_frame && cfile.current_row == row)
return;
/* Remove the hex display tabbed pages */
while( (gtk_notebook_get_nth_page( GTK_NOTEBOOK(byte_nb_ptr), 0)))
gtk_notebook_remove_page( GTK_NOTEBOOK(byte_nb_ptr), 0);
cf_select_packet(&cfile, row);
gtk_widget_grab_focus(packet_list);
/* Lookup the frame number that corresponds to the list row number */
fdata = (frame_data *)packet_list_get_row_data(row);
if (fdata != NULL) {
packet_history_add(fdata->num);
}
}
static void
packet_list_unselect_cb(GtkWidget *w _U_, gint row _U_, gint col _U_, GdkEventButton *event _U_, gpointer evt _U_)
{
cf_unselect_packet(&cfile);
}
/* mark packets */
static void
set_frame_mark(gboolean set, frame_data *frame, gint row)
{
GdkColor fg, bg;
if (row == -1)
return;
if (set) {
cf_mark_frame(&cfile, frame);
color_t_to_gdkcolor(&fg, &prefs.gui_marked_fg);
color_t_to_gdkcolor(&bg, &prefs.gui_marked_bg);
gtk_clist_set_foreground(GTK_CLIST(packet_list), row, &fg);
gtk_clist_set_background(GTK_CLIST(packet_list), row, &bg);
} else {
color_filter_t *cfilter = frame->color_filter;
cf_unmark_frame(&cfile, frame);
/* Restore the color from the matching color filter if any */
if (cfilter) { /* The packet matches a color filter */
color_t_to_gdkcolor(&fg, &cfilter->fg_color);
color_t_to_gdkcolor(&bg, &cfilter->bg_color);
gtk_clist_set_foreground(GTK_CLIST(packet_list), row, &fg);
gtk_clist_set_background(GTK_CLIST(packet_list), row, &bg);
} else { /* No color filter match */
gtk_clist_set_foreground(GTK_CLIST(packet_list), row, NULL);
gtk_clist_set_background(GTK_CLIST(packet_list), row, NULL);
}
}
}
/* call this after last set_frame_mark is done */
static void mark_frames_ready(void)
{
file_save_update_dynamics();
packets_bar_update();
}
void packet_list_mark_frame_cb(GtkWidget *w _U_, gpointer data _U_)
{
if (cfile.current_frame) {
set_frame_mark(!cfile.current_frame->flags.marked,
cfile.current_frame, cfile.current_row);
mark_frames_ready();
}
}
static void mark_all_frames(gboolean set)
{
frame_data *fdata;
/* XXX: we might need a progressbar here */
for (fdata = cfile.plist_start; fdata != NULL; fdata = fdata->next) {
set_frame_mark(set,
fdata,
gtk_clist_find_row_from_data(GTK_CLIST(packet_list), fdata));
}
mark_frames_ready();
}
void packet_list_update_marked_frames(void)
{
frame_data *fdata;
if (cfile.plist_start == NULL) return;
/* XXX: we might need a progressbar here */
for (fdata = cfile.plist_start; fdata != NULL; fdata = fdata->next) {
if (fdata->flags.marked)
set_frame_mark(TRUE, fdata,
gtk_clist_find_row_from_data(GTK_CLIST(packet_list),
fdata));
}
mark_frames_ready();
}
void packet_list_mark_all_frames_cb(GtkWidget *w _U_, gpointer data _U_)
{
mark_all_frames(TRUE);
}
void packet_list_unmark_all_frames_cb(GtkWidget *w _U_, gpointer data _U_)
{
mark_all_frames(FALSE);
}
#ifndef NEW_PACKET_LIST
gboolean
packet_list_get_event_row_column(GtkWidget *w, GdkEventButton *event_button,
gint *row, gint *column)
{
return gtk_clist_get_selection_info(GTK_CLIST(w),
(gint) event_button->x, (gint) event_button->y,
row, column);
}
#endif /* NEW_PACKET_LIST */
static gint
packet_list_button_pressed_cb(GtkWidget *w, GdkEvent *event, gpointer data _U_)
{
GdkEventButton *event_button = (GdkEventButton *)event;
gint row, column;
if (w == NULL || event == NULL)
return FALSE;
if (event->type == GDK_BUTTON_PRESS && event_button->button == 2 &&
event_button->window == GTK_CLIST(w)->clist_window &&
gtk_clist_get_selection_info(GTK_CLIST(w), (gint) event_button->x,
(gint) event_button->y, &row, &column)) {
frame_data *fdata = (frame_data *)gtk_clist_get_row_data(GTK_CLIST(w), row);
set_frame_mark(!fdata->flags.marked, fdata, row);
mark_frames_ready();
return TRUE;
}
if (event->type == GDK_2BUTTON_PRESS && event_button->button == 1 &&
event_button->window == GTK_CLIST(w)->clist_window ) {
new_window_cb(w);
return TRUE;
}
return FALSE;
}
/* Set the selection mode of the packet list window. */
void
packet_list_set_sel_browse(gboolean val, gboolean force_set)
{
GtkSelectionMode new_mode;
/* initialize with a mode we don't use, so that the mode == new_mode
* test will fail the first time */
static GtkSelectionMode mode = GTK_SELECTION_MULTIPLE;
/* Yeah, GTK uses "browse" in the case where we do not, but oh well. I
* think "browse" in Wireshark makes more sense than "SINGLE" in GTK+ */
new_mode = val ? GTK_SELECTION_SINGLE : GTK_SELECTION_BROWSE;
if ((mode == new_mode) && !force_set) {
/*
* The mode isn't changing, so don't do anything.
* In particular, don't gratuitiously unselect the
* current packet.
*
* XXX - why do we have to unselect the current packet
* ourselves? The documentation for the GtkCList at
*
* http://developer.gnome.org/doc/API/gtk/gtkclist.html
*
* says "Note that setting the widget's selection mode to
* one of GTK_SELECTION_BROWSE or GTK_SELECTION_SINGLE will
* cause all the items in the GtkCList to become deselected."
*/
return;
}
if (cfile.finfo_selected)
cf_unselect_field(&cfile);
mode = new_mode;
gtk_clist_set_selection_mode(GTK_CLIST(packet_list), mode);
}
/* Set the font of the packet list window. */
void
packet_list_set_font(PangoFontDescription *font)
{
int i;
gint col_width;
PangoLayout *layout;
/* Manually set the font so it can be used right away in the
* pango_layout_get_pixel_size call below. The gtk_widget_modify_font
* function only takes effect after the widget is displayed. */
packet_list->style->font_desc = pango_font_description_copy(font);
gtk_widget_modify_font(packet_list, font);
/* Compute default column sizes. */
for (i = 0; i < cfile.cinfo.num_cols; i++) {
col_width = recent_get_column_width(i);
if (col_width == -1) {
layout = gtk_widget_create_pango_layout(packet_list, get_column_width_string(get_column_format(i), i));
pango_layout_get_pixel_size(layout, &col_width, NULL);
g_object_unref(G_OBJECT(layout));
}
gtk_clist_set_column_width(GTK_CLIST(packet_list), i, col_width);
}
}
GtkWidget *
packet_list_new(e_prefs *prefs)
{
GtkWidget *pkt_scrollw;
header_field_info *hfi;
gboolean custom_right_justify;
int i;
/* Packet list */
pkt_scrollw = scrolled_window_new(NULL, NULL);
/* The usual policy for scrolled windows is to set both scrollbars to automatic,
* meaning they'll only appear if the content doesn't fit into the window.
*
* As this doesn't seem to work in some cases for the vertical scrollbar
* (see http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=220),
* we show that scrollbar always. */
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(pkt_scrollw),
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
/* the gtk_clist will have it's own GTK_SHADOW_IN, so don't use a shadow
* for both widgets */
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(pkt_scrollw),
GTK_SHADOW_NONE);
packet_list = gtk_clist_new(cfile.cinfo.num_cols);
/* Column titles are filled in below */
gtk_container_add(GTK_CONTAINER(pkt_scrollw), packet_list);
packet_list_set_sel_browse(prefs->gui_plist_sel_browse, FALSE);
packet_list_set_font(user_font_get_regular());
gtk_widget_set_name(packet_list, "packet list");
g_signal_connect(packet_list, "select-row", G_CALLBACK(packet_list_select_cb), NULL);
g_signal_connect(packet_list, "unselect-row", G_CALLBACK(packet_list_unselect_cb), NULL);
for (i = 0; i < cfile.cinfo.num_cols; i++) {
/* For performance reasons, columns do not automatically resize,
but are resizeable by the user. */
gtk_clist_set_column_auto_resize(GTK_CLIST(packet_list), i, FALSE);
gtk_clist_set_column_resizeable(GTK_CLIST(packet_list), i, TRUE);
custom_right_justify = FALSE;
if (cfile.cinfo.col_fmt[i] == COL_CUSTOM) {
hfi = proto_registrar_get_byname(cfile.cinfo.col_custom_field[i]);
if ((hfi != NULL) && (hfi->strings == NULL) &&
((hfi->type == FT_BOOLEAN) || (hfi->type == FT_FRAMENUM) ||
(((hfi->display == BASE_DEC) || (hfi->display == BASE_OCT)) &&
(IS_FT_INT(hfi->type) || IS_FT_UINT(hfi->type) ||
(hfi->type == FT_INT64) || (hfi->type == FT_UINT64))))) {
custom_right_justify = TRUE;
}
}
/* Right-justify some special columns. */
if (cfile.cinfo.col_fmt[i] == COL_NUMBER ||
cfile.cinfo.col_fmt[i] == COL_PACKET_LENGTH ||
cfile.cinfo.col_fmt[i] == COL_CUMULATIVE_BYTES ||
cfile.cinfo.col_fmt[i] == COL_DCE_CALL ||
custom_right_justify)
gtk_clist_set_column_justification(GTK_CLIST(packet_list), i,
GTK_JUSTIFY_RIGHT);
}
g_signal_connect(packet_list, "button_press_event", G_CALLBACK(popup_menu_handler),
g_object_get_data(G_OBJECT(popup_menu_object), PM_PACKET_LIST_KEY));
g_signal_connect(packet_list, "button_press_event",
G_CALLBACK(packet_list_button_pressed_cb), NULL);
g_object_set_data(G_OBJECT(popup_menu_object), E_MPACKET_LIST_KEY, packet_list);
gtk_clist_set_compare_func(GTK_CLIST(packet_list), packet_list_compare);
gtk_widget_show(packet_list);
return pkt_scrollw;
}
void
packet_list_recreate(void)
{
gtk_widget_destroy(pkt_scrollw);
prefs.num_cols = g_list_length(prefs.col_list);
build_column_format_array(&cfile.cinfo, prefs.num_cols, FALSE);
pkt_scrollw = packet_list_new(&prefs);
gtk_widget_show(pkt_scrollw);
packet_list_set_column_titles();
packet_list_set_sel_browse(prefs.gui_plist_sel_browse, TRUE);
main_widgets_rearrange();
if(cfile.state != FILE_CLOSED)
redissect_packets();
}
void
packet_list_set_column_titles(void)
{
GtkStyle *win_style;
GdkPixmap *ascend_pm, *descend_pm;
GdkBitmap *ascend_bm, *descend_bm;
column_arrows *col_arrows;
int i;
GtkWidget *column_lb;
win_style = gtk_widget_get_style(top_level);
ascend_pm = gdk_pixmap_create_from_xpm_d(top_level->window, &ascend_bm,
&win_style->bg[GTK_STATE_NORMAL],
(gchar **) clist_ascend_xpm);
descend_pm = gdk_pixmap_create_from_xpm_d(top_level->window, &descend_bm,
&win_style->bg[GTK_STATE_NORMAL],
(gchar **) clist_descend_xpm);
col_arrows = (column_arrows *) g_malloc(sizeof(column_arrows) *
cfile.cinfo.num_cols);
for (i = 0; i < cfile.cinfo.num_cols; i++) {
col_arrows[i].table = gtk_table_new(2, 2, FALSE);
gtk_table_set_col_spacings(GTK_TABLE(col_arrows[i].table), 5);
column_lb = gtk_label_new(cfile.cinfo.col_title[i]);
gtk_table_attach(GTK_TABLE(col_arrows[i].table), column_lb, 0, 1, 0, 2,
GTK_SHRINK, GTK_SHRINK, 0, 0);
gtk_widget_show(column_lb);
col_arrows[i].ascend_pm = gtk_pixmap_new(ascend_pm, ascend_bm);
gtk_table_attach(GTK_TABLE(col_arrows[i].table),
col_arrows[i].ascend_pm,
1, 2, 1, 2, GTK_SHRINK, GTK_SHRINK, 0, 0);
if (i == 0) {
gtk_widget_show(col_arrows[i].ascend_pm);
}
col_arrows[i].descend_pm = gtk_pixmap_new(descend_pm, descend_bm);
gtk_table_attach(GTK_TABLE(col_arrows[i].table),
col_arrows[i].descend_pm,
1, 2, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
gtk_clist_set_column_widget(GTK_CLIST(packet_list), i,
col_arrows[i].table);
gtk_widget_show(col_arrows[i].table);
}
gtk_clist_column_titles_show(GTK_CLIST(packet_list));
g_signal_connect(packet_list, "click-column", G_CALLBACK(packet_list_click_column_cb), col_arrows);
g_signal_connect(packet_list, "resize-column", G_CALLBACK(packet_list_resize_column_cb), NULL);
}
void
packet_list_clear(void)
{
packet_history_clear();
gtk_clist_clear(GTK_CLIST(packet_list));
gtk_widget_queue_draw(packet_list);
}
void
packet_list_freeze(void)
{
gtk_clist_freeze(GTK_CLIST(packet_list));
}
static void
packet_list_resize_columns(void)
{
int i;
int progbar_nextstep;
int progbar_quantum;
gboolean progbar_stop_flag;
GTimeVal progbar_start_time;
float progbar_val;
progdlg_t *progbar = NULL;
gchar status_str[100];
/* Update the progress bar when it gets to this value. */
progbar_nextstep = 0;
/* When we reach the value that triggers a progress bar update,
bump that value by this amount. */
progbar_quantum = cfile.cinfo.num_cols/N_PROGBAR_UPDATES;
/* Progress so far. */
progbar_val = 0.0f;
progbar_stop_flag = FALSE;
g_get_current_time(&progbar_start_time);
main_window_update();
for (i = 0; i < cfile.cinfo.num_cols; i++) {
/* Create the progress bar if necessary.
We check on every iteration of the loop, so that it takes no
longer than the standard time to create it (otherwise, for a
large file, we might take considerably longer than that standard
time in order to get to the next progress bar step). */
if (progbar == NULL)
progbar = delayed_create_progress_dlg("Resizing", "Resize Columns",
TRUE, &progbar_stop_flag, &progbar_start_time, progbar_val);
if (i >= progbar_nextstep) {
/* let's not divide by zero. I should never be started
* with count == 0, so let's assert that
*/
g_assert(cfile.cinfo.num_cols > 0);
progbar_val = (gfloat) i / cfile.cinfo.num_cols;
if (progbar != NULL) {
g_snprintf(status_str, sizeof(status_str),
"%u of %u columns (%s)", i+1, cfile.cinfo.num_cols, cfile.cinfo.col_title[i]);
update_progress_dlg(progbar, progbar_val, status_str);
}
progbar_nextstep += progbar_quantum;
}
if (progbar_stop_flag) {
/* Well, the user decided to abort the resizing... */
break;
}
/* auto resize the current column */
gtk_clist_set_column_auto_resize(GTK_CLIST(packet_list), i, TRUE);
/* the current column should be resizeable by the user again */
/* (will turn off auto resize again) */
gtk_clist_set_column_resizeable(GTK_CLIST(packet_list), i, TRUE);
}
/* We're done resizing the columns; destroy the progress bar if it
was created. */
if (progbar != NULL)
destroy_progress_dlg(progbar);
}
void packet_list_resize_columns_cb(GtkWidget *widget _U_, gpointer data _U_)
{
packet_list_resize_columns();
}
void
packet_list_thaw(void)
{
gtk_clist_thaw(GTK_CLIST(packet_list));
packets_bar_update();
/*packet_list_resize_columns();*/
}
void
packet_list_select_row(gint row)
{
g_signal_emit_by_name(G_OBJECT(packet_list), "select_row", row);
}
static void
packet_list_next_prev(gboolean next)
{
GtkWidget *focus = gtk_window_get_focus(GTK_WINDOW(top_level));
g_signal_emit_by_name(G_OBJECT(packet_list), "scroll_vertical",
next ? GTK_SCROLL_STEP_FORWARD : GTK_SCROLL_STEP_BACKWARD, 0.0);
/* Set the focus back where it was */
if (focus)
gtk_window_set_focus(GTK_WINDOW(top_level), focus);
}
void
packet_list_next(void)
{
packet_list_next_prev(TRUE);
}
void
packet_list_prev(void)
{
packet_list_next_prev(FALSE);
}
void
packet_list_moveto_end(void)
{
gtk_clist_moveto(GTK_CLIST(packet_list),
GTK_CLIST(packet_list)->rows - 1, -1, 1.0f, 1.0f);
}
gboolean
packet_list_check_end(void)
{
gboolean at_end = FALSE;
GtkAdjustment *adj;
g_return_val_if_fail (packet_list != NULL, FALSE);
adj = gtk_clist_get_vadjustment(GTK_CLIST(packet_list));
g_return_val_if_fail (adj != NULL, FALSE);
if (adj->value >= adj->upper - adj->page_size) {
at_end = TRUE;
}
#ifdef HAVE_LIBPCAP
if (adj->value > 0 && at_end != last_at_end && at_end != auto_scroll_live) {
menu_auto_scroll_live_changed(at_end);
}
#endif
last_at_end = at_end;
return at_end;
}
gint
packet_list_append(const gchar *text[], gpointer data)
{
gint row;
row = gtk_clist_append(GTK_CLIST(packet_list), (gchar **) text);
gtk_clist_set_row_data(GTK_CLIST(packet_list), row, data);
return row;
}
void
packet_list_set_colors(gint row, color_t *fg, color_t *bg)
{
GdkColor gdkfg, gdkbg;
if (fg)
{
color_t_to_gdkcolor(&gdkfg, fg);
gtk_clist_set_foreground(GTK_CLIST(packet_list), row, &gdkfg);
}
if (bg)
{
color_t_to_gdkcolor(&gdkbg, bg);
gtk_clist_set_background(GTK_CLIST(packet_list), row, &gdkbg);
}
}
gint
packet_list_find_row_from_data(gpointer data)
{
return gtk_clist_find_row_from_data(GTK_CLIST(packet_list), data);
}
void
packet_list_set_text(gint row, gint column, const gchar *text)
{
gtk_clist_set_text(GTK_CLIST(packet_list), row, column, text);
}
/* Set the column widths of those columns that show the time in
* "command-line-specified" format. */
void
packet_list_set_time_width(gint col_fmt, gint column)
{
gint width = -1;
PangoLayout *layout;
width = recent_get_column_width(column);
if (width == -1) {
layout = gtk_widget_create_pango_layout(packet_list,
get_column_longest_string(col_fmt));
pango_layout_get_pixel_size(layout, &width, NULL);
g_object_unref(G_OBJECT(layout));
}
gtk_clist_set_column_width(GTK_CLIST(packet_list), column, width);
}
gpointer
packet_list_get_row_data(gint row)
{
return gtk_clist_get_row_data(GTK_CLIST(packet_list), row);
}
/* get the first fully visible row number, given row MUST be visible */
static gint
packet_list_first_full_visible_row(gint row)
{
g_assert(gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) == GTK_VISIBILITY_FULL);
while(gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) == GTK_VISIBILITY_FULL) {
row--;
}
return ++row;
}
/* get the last fully visible row number, given row MUST be visible */
static gint
packet_list_last_full_visible_row(gint row)
{
g_assert(gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) == GTK_VISIBILITY_FULL);
while(gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) == GTK_VISIBILITY_FULL) {
row++;
}
return --row;
}
/* Set the selected row and the focus row of the packet list to the specified
* row, and make it visible if it's not currently visible. */
void
packet_list_set_selected_row(gint row)
{
gint visible_rows;
gint first_row;
gboolean full_visible;
full_visible = gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) == GTK_VISIBILITY_FULL;
/* XXX - why is there no "gtk_clist_set_focus_row()", so that we
* can make the row for the frame we found the focus row?
*
* See http://www.gnome.org/mailing-lists/archives/gtk-list/2000-January/0038.shtml
*/
GTK_CLIST(packet_list)->focus_row = row;
gtk_clist_select_row(GTK_CLIST(packet_list), row, -1);
if (!full_visible) {
gtk_clist_freeze(GTK_CLIST(packet_list));
gtk_clist_moveto(GTK_CLIST(packet_list), row, -1, 0.0f, 0.0f);
/* even after move still invisible (happens with empty list) -> give up */
if(gtk_clist_row_is_visible(GTK_CLIST(packet_list), row) != GTK_VISIBILITY_FULL) {
gtk_clist_thaw(GTK_CLIST(packet_list));
return;
}
/* The now selected row will be the first visible row in the list.
* This is inconvenient, as the user is usually interested in some
* packets *before* the currently selected one too.
*
* Try to adjust the visible rows, so the currently selected row will
* be shown around the first third of the list screen.
*
* (This won't even do any harm if the current row is the first or the
* last in the list) */
visible_rows = packet_list_last_full_visible_row(row) - packet_list_first_full_visible_row(row);
first_row = row - visible_rows / 3;
gtk_clist_moveto(GTK_CLIST(packet_list), first_row >= 0 ? first_row : 0, -1, 0.0f, 0.0f);
gtk_clist_thaw(GTK_CLIST(packet_list));
}
}
/* Return the column number that the clist is currently sorted by */
gint
packet_list_get_sort_column(void)
{
return GTK_CLIST(packet_list)->sort_column;
}
void packet_list_copy_summary_cb(GtkWidget * w _U_, gpointer data _U_, copy_summary_type copy_type)
{
gint col;
gchar* celltext = NULL;
GString* text;
if(CS_CSV == copy_type) {
text = g_string_new("\"");
} else {
text = g_string_new("");
}
if (cfile.current_frame) {
for(col = 0; col < cfile.cinfo.num_cols; ++col) {
if(col != 0) {
if(CS_CSV == copy_type) {
g_string_append(text,"\",\"");
} else {
g_string_append_c(text, '\t');
}
}
if(0 != gtk_clist_get_text(GTK_CLIST(packet_list),cfile.current_row,col,&celltext)) {
g_string_append(text,celltext);
}
}
if(CS_CSV == copy_type) {
g_string_append_c(text,'"');
}
copy_to_clipboard(text);
}
g_string_free(text,TRUE);
}
/* Re-sort the clist by the previously selected sort */
void
packet_list_set_sort_column(void)
{
packet_list_freeze();
gtk_clist_set_sort_column(GTK_CLIST(packet_list), packet_list_get_sort_column());
gtk_clist_sort(GTK_CLIST(packet_list));
packet_list_thaw();
}
void
packet_list_recent_write_all(FILE *rf)
{
gint col;
fprintf (rf, "%s:", RECENT_KEY_COL_WIDTH);
for (col = 0; col < cfile.cinfo.num_cols; col++) {
if (cfile.cinfo.col_fmt[col] == COL_CUSTOM) {
fprintf (rf, " %%Cus:%s,", get_column_custom_field(col));
} else {
fprintf (rf, " %s,", col_format_to_string(cfile.cinfo.col_fmt[col]));
}
fprintf (rf, " %d", GTK_CLIST(packet_list)->column[col].width);
if (col != cfile.cinfo.num_cols-1) {
fprintf (rf, ",");
}
}
fprintf (rf, "\n");
}
#endif /* NEW_PACKET_LIST */
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