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-rw-r--r--file.c74
1 files changed, 50 insertions, 24 deletions
diff --git a/file.c b/file.c
index a68d2f9fd9..37e1830b02 100644
--- a/file.c
+++ b/file.c
@@ -1,7 +1,7 @@
/* file.c
* File I/O routines
*
- * $Id: file.c,v 1.42 1999/07/23 21:09:25 guy Exp $
+ * $Id: file.c,v 1.43 1999/07/24 02:42:50 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
@@ -166,18 +166,21 @@ close_cap_file(capture_file *cf, void *w, guint context) {
g_list_free(cf->plist);
cf->plist = NULL;
}
- gtk_text_freeze(GTK_TEXT(byte_view));
- gtk_text_set_point(GTK_TEXT(byte_view), 0);
- gtk_text_forward_delete(GTK_TEXT(byte_view),
- gtk_text_get_length(GTK_TEXT(byte_view)));
- gtk_text_thaw(GTK_TEXT(byte_view));
- gtk_tree_clear_items(GTK_TREE(tree_view), 0,
- g_list_length(GTK_TREE(tree_view)->children));
+ unselect_packet(cf); /* nothing to select */
gtk_clist_freeze(GTK_CLIST(packet_list));
gtk_clist_clear(GTK_CLIST(packet_list));
gtk_clist_thaw(GTK_CLIST(packet_list));
gtk_statusbar_pop(GTK_STATUSBAR(w), context);
+
+ /* Disable all menu items that make sense only if you have a capture. */
+ set_menu_sensitivity("/File/Save", FALSE);
+ set_menu_sensitivity("/File/Save As...", FALSE);
+ set_menu_sensitivity("/File/Close", FALSE);
+ set_menu_sensitivity("/File/Reload", FALSE);
+ set_menu_sensitivity("/File/Print...", FALSE);
+ set_menu_sensitivity("/Display/Options...", FALSE);
+ set_menu_sensitivity("/Tools/Summary", FALSE);
}
int
@@ -232,9 +235,12 @@ load_cap_file(char *fname, capture_file *cf) {
g_free(load_msg);
/* name_ptr[-1] = '\0'; Why is this here? It causes problems with capture files */
+
+ /* Enable menu items that make sense if you have a capture. */
set_menu_sensitivity("/File/Close", TRUE);
set_menu_sensitivity("/File/Reload", TRUE);
set_menu_sensitivity("/File/Print...", TRUE);
+ set_menu_sensitivity("/Display/Options...", TRUE);
set_menu_sensitivity("/Tools/Summary", TRUE);
} else {
msg_len = strlen(name_ptr) + strlen(err_fmt) + 2;
@@ -242,12 +248,6 @@ load_cap_file(char *fname, capture_file *cf) {
snprintf(load_msg, msg_len, err_fmt, name_ptr);
gtk_statusbar_push(GTK_STATUSBAR(info_bar), file_ctx, load_msg);
g_free(load_msg);
- set_menu_sensitivity("/File/Close", FALSE);
- set_menu_sensitivity("/File/Save", FALSE);
- set_menu_sensitivity("/File/Save As...", FALSE);
- set_menu_sensitivity("/File/Print...", FALSE);
- set_menu_sensitivity("/File/Reload", FALSE);
- set_menu_sensitivity("/Tools/Summary", FALSE);
}
return err;
}
@@ -359,12 +359,8 @@ tail_cap_file(char *fname, capture_file *cf) {
if ((err == 0) && (cf->cd_t != WTAP_FILE_UNKNOWN)) {
set_menu_sensitivity("/File/Open...", FALSE);
- set_menu_sensitivity("/File/Close", FALSE);
- set_menu_sensitivity("/File/Reload", FALSE);
- set_menu_sensitivity("/File/Print...", FALSE);
set_menu_sensitivity("/Capture/Start...", FALSE);
set_menu_sensitivity("/Tools/Capture...", FALSE);
- set_menu_sensitivity("/Tools/Summary", FALSE);
cf->fh = fopen(fname, "r");
tail_timeout_id = -1;
@@ -378,12 +374,6 @@ tail_cap_file(char *fname, capture_file *cf) {
" <live capture in progress>");
}
else {
- set_menu_sensitivity("/File/Close", FALSE);
- set_menu_sensitivity("/File/Save", FALSE);
- set_menu_sensitivity("/File/Save As...", FALSE);
- set_menu_sensitivity("/File/Reload", FALSE);
- set_menu_sensitivity("/File/Print...", FALSE);
- set_menu_sensitivity("/Tools/Summary", FALSE);
close(sync_pipe[0]);
}
return err;
@@ -457,6 +447,12 @@ add_packet_to_packet_list(frame_data *fdata, capture_file *cf, const u_char *buf
if (fdata->passed_dfilter) {
row = gtk_clist_append(GTK_CLIST(packet_list), fdata->cinfo->col_data);
gtk_clist_set_row_data(GTK_CLIST(packet_list), row, fdata);
+
+ /* If this was the selected packet, remember the row it's in, so
+ we can re-select it. ("selected_packet" is 0-origin, as it's
+ a GList index; "count", however, is 1-origin.) */
+ if (cf->selected_packet == cf->count - 1)
+ cf->selected_row = row;
}
fdata->cinfo = NULL;
}
@@ -522,6 +518,10 @@ filter_packets(capture_file *cf)
/* Clear it out. */
gtk_clist_clear(GTK_CLIST(packet_list));
+ /* If a packet was selected, we don't know yet what row, if any, it'll
+ get. */
+ cf->selected_row = -1;
+
/*
* Iterate through the list of packets, calling a routine
* to run the filter on the packet, see if it matches, and
@@ -534,6 +534,14 @@ filter_packets(capture_file *cf)
cf->count = 0;
g_list_foreach(cf->plist, filter_packets_cb, cf);
+ if (cf->selected_row != -1) {
+ /* We had a selected packet and it passed the filter. */
+ gtk_clist_select_row(GTK_CLIST(packet_list), cf->selected_row, -1);
+ } else {
+ /* If we had one, it didn't pass the filter. */
+ unselect_packet(cf);
+ }
+
/* Unfreeze the packet list. */
gtk_clist_thaw(GTK_CLIST(packet_list));
}
@@ -667,6 +675,24 @@ change_time_formats(capture_file *cf)
gtk_clist_thaw(GTK_CLIST(packet_list));
}
+/* Unselect the selected packet, if any. */
+void
+unselect_packet(capture_file *cf)
+{
+ cf->selected_packet = -1; /* nothing there to be selected */
+ cf->selected_row = -1;
+ gtk_text_freeze(GTK_TEXT(byte_view));
+ gtk_text_set_point(GTK_TEXT(byte_view), 0);
+ gtk_text_forward_delete(GTK_TEXT(byte_view),
+ gtk_text_get_length(GTK_TEXT(byte_view)));
+ gtk_text_thaw(GTK_TEXT(byte_view));
+ gtk_tree_clear_items(GTK_TREE(tree_view), 0,
+ g_list_length(GTK_TREE(tree_view)->children));
+
+ /* No packet is selected, so "File/Print Packet" has nothing to print. */
+ set_menu_sensitivity("/File/Print Packet", FALSE);
+}
+
/* Tries to mv a file. If unsuccessful, tries to cp the file.
* Returns 0 on failure to do either, 1 on success of either
*/
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-27 08:11:12 +0000