/* filter_prefs.c * Dialog boxes for filter editing * (This used to be a notebook page under "Preferences", hence the * "prefs" in the file name.) * * $Id: filter_prefs.c,v 1.19 2000/10/25 16:06:50 gram Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs * 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 #include #include #include #ifdef HAVE_SYS_STAT_H #include #endif #ifdef HAVE_UNISTD_H #include #endif #include #ifdef HAVE_DIRECT_H #include #endif #include #include "gtk/main.h" #include "filter_prefs.h" #include "packet.h" #include "file.h" #include "util.h" #include "dlg_utils.h" #include "ui_util.h" #include "prefs_dlg.h" #define E_FILT_NAME_KEY "filter_name" #define E_FILT_LBL_KEY "filter_label" #define E_FILT_CM_KEY "in_cancel_mode" #define E_FILTER_WIDGET_KEY "filter_widget" #define E_FILT_DBLFUNC_KEY "filter_dblfunc" #define E_FILT_DBLARG_KEY "filter_dblarg" typedef struct _filter_def { char *name; char *strval; } filter_def; typedef struct _filter_cb_data { GList *fl; GtkWidget *win; } filter_cb_data; static GtkWidget *filter_l, *chg_bt, *copy_bt, *del_bt, *name_te, *filter_te, *apply_bt; static GList *fl = NULL; static void get_filter_list(void); static GtkWidget *filter_dialog_new(GtkWidget *caller, GtkWidget *filter_te, gboolean wants_apply_button); static void filter_dlg_ok(GtkWidget *ok_bt, gpointer parent_w); static void filter_dlg_save(GtkWidget *save_bt, gpointer parent_w); static void filter_dlg_cancel(GtkWidget *cancel_bt, gpointer parent_w); static void filter_dlg_destroy(GtkWidget *win, gpointer data); static void filter_sel_apply_cb(GtkWidget *cancel_bt, gpointer parent_w); static GtkWidget *filter_prefs_show(GtkWidget *, gboolean, GtkSignalFunc, GtkObject *); static void filter_sel_list_cb(GtkWidget *, gpointer); static void filter_sel_new_cb(GtkWidget *, gpointer); static void filter_sel_chg_cb(GtkWidget *, gpointer); static void filter_sel_copy_cb(GtkWidget *, gpointer); static void filter_sel_del_cb(GtkWidget *, gpointer); static void filter_prefs_ok(GtkWidget *); static void filter_prefs_save(GtkWidget *); static void filter_prefs_cancel(GtkWidget *); static void filter_prefs_delete(GtkWidget *); #define FILTER_LINE_SIZE 2048 static void get_filter_list(void) { filter_def *filt; FILE *ff; gchar *ff_path, *ff_name = PF_DIR "/filters", f_buf[FILTER_LINE_SIZE]; gchar *name_begin, *name_end, *filt_begin; int len, line = 0; if (fl) return; /* To do: generalize this */ ff_path = (gchar *) g_malloc(strlen(get_home_dir()) + strlen(ff_name) + 4); sprintf(ff_path, "%s/%s", get_home_dir(), ff_name); if ((ff = fopen(ff_path, "r")) == NULL) { g_free(ff_path); return; } while (fgets(f_buf, FILTER_LINE_SIZE, ff)) { line++; len = strlen(f_buf); if (f_buf[len - 1] == '\n') { len--; f_buf[len] = '\0'; } name_begin = strchr(f_buf, '"'); /* Empty line */ if (name_begin == NULL) continue; name_end = strchr(name_begin + 1, '"'); /* No terminating quote */ if (name_end == NULL) { g_warning("Malformed filter in '%s' line %d.", ff_path, line); continue; } name_begin++; name_end[0] = '\0'; filt_begin = name_end + 1; while(isspace((guchar)filt_begin[0])) filt_begin++; /* No filter string */ if (filt_begin[0] == '\0') { g_warning("Malformed filter in '%s' line %d.", ff_path, line); continue; } filt = (filter_def *) g_malloc(sizeof(filter_def)); filt->name = g_strdup(name_begin); filt->strval = g_strdup(filt_begin); fl = g_list_append(fl, filt); } fclose(ff); g_free(ff_path); } /* XXX - we can have one global dialog box for editing, and a bunch of dialog boxes associated with browse buttons; we want the dialog boxes associated with browse buttons to at least let you save the current filter, so they have to allow editing; however, how do we arrange that if a change is made to the filter list, other dialog boxes get updated appropriately? */ /* Create a filter dialog for browsing; this is to be used as a callback for a button next to a text entry box, which, when clicked, allows you to browse through the list of filters to select one to be put into the text entry box, and, if you select a filter with this dialog box, enters the text of the filter into a text entry box associated with the button. If "wants_apply_button" is non-null, hitting in the text entry box causes the filter in that box to be applied to something, so the filter dialog should have an "Apply" button that causes the selected filter to be put into the text entry box and the text entry box activated; otherwise, no "Apply" button need apply. */ void filter_browse_cb(GtkWidget *w, gpointer wants_apply_button) { GtkWidget *caller = gtk_widget_get_toplevel(w); GtkWidget *filter_browse_w; GtkWidget *filter_te; /* Has a filter dialog box already been opened for that top-level widget? */ filter_browse_w = gtk_object_get_data(GTK_OBJECT(caller), E_FILT_DIALOG_PTR_KEY); if (filter_browse_w != NULL) { /* Yes. Just re-activate that dialog box. */ reactivate_window(filter_browse_w); return; } /* No. Get the text entry attached to the button. */ filter_te = gtk_object_get_data(GTK_OBJECT(w), E_FILT_TE_PTR_KEY); /* Now create a new dialog. */ filter_browse_w = filter_dialog_new(caller, filter_te, (wants_apply_button != NULL)); /* Set the E_FILT_CALLER_PTR_KEY for the new dialog to point to our caller. */ gtk_object_set_data(GTK_OBJECT(filter_browse_w), E_FILT_CALLER_PTR_KEY, caller); /* Set the E_FILT_DIALOG_PTR_KEY for the caller to point to us */ gtk_object_set_data(GTK_OBJECT(caller), E_FILT_DIALOG_PTR_KEY, filter_browse_w); } static GtkWidget *global_filter_w; /* Create a filter dialog for editing; this is to be used as a callback for menu items, toolbars, etc.. */ void filter_dialog_cb(GtkWidget *w) { GtkWidget *filter_te; /* Has a filter dialog box already been opened for editing? */ if (global_filter_w != NULL) { /* Yes. Just reactivate it. */ reactivate_window(global_filter_w); return; } /* No. Create one. */ /* But first, get the text entry attached to the button. */ filter_te = gtk_object_get_data(GTK_OBJECT(w), E_FILT_TE_PTR_KEY); global_filter_w = filter_dialog_new(NULL, filter_te, TRUE); } static GtkWidget * filter_dialog_new(GtkWidget *caller, GtkWidget *filter_te, gboolean wants_apply_button) { GtkWidget *main_w, /* main window */ *main_vb, /* main container */ *bbox, /* button container */ *ok_bt, /* ok button */ *save_bt, /* save button */ *cancel_bt; /* cancel button */ GtkWidget *filter_pg = NULL; /* filter settings box */ main_w = dlg_window_new("Ethereal: Filters"); /* Call a handler when we're destroyed, so we can inform our caller, if any, that we've been destroyed. */ gtk_signal_connect(GTK_OBJECT(main_w), "destroy", GTK_SIGNAL_FUNC(filter_dlg_destroy), NULL); main_vb = gtk_vbox_new(FALSE, 5); gtk_container_border_width(GTK_CONTAINER(main_vb), 5); gtk_container_add(GTK_CONTAINER(main_w), main_vb); gtk_widget_show(main_vb); filter_pg = filter_prefs_show(filter_te, wants_apply_button, GTK_SIGNAL_FUNC(filter_dlg_ok), GTK_OBJECT(main_w)); gtk_box_pack_start(GTK_BOX(main_vb), filter_pg, TRUE, TRUE, 0); gtk_object_set_data(GTK_OBJECT(filter_pg), E_FILT_TE_PTR_KEY, filter_te); gtk_object_set_data(GTK_OBJECT(main_w), E_FILTER_WIDGET_KEY, filter_pg); bbox = gtk_hbutton_box_new(); gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_END); gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 5); gtk_container_add(GTK_CONTAINER(main_vb), bbox); gtk_widget_show(bbox); ok_bt = gtk_button_new_with_label ("OK"); gtk_signal_connect(GTK_OBJECT(ok_bt), "clicked", GTK_SIGNAL_FUNC(filter_dlg_ok), GTK_OBJECT(main_w)); GTK_WIDGET_SET_FLAGS(ok_bt, GTK_CAN_DEFAULT); gtk_box_pack_start(GTK_BOX(bbox), ok_bt, TRUE, TRUE, 0); gtk_widget_grab_default(ok_bt); gtk_widget_show(ok_bt); save_bt = gtk_button_new_with_label ("Save"); gtk_signal_connect(GTK_OBJECT(save_bt), "clicked", GTK_SIGNAL_FUNC(filter_dlg_save), GTK_OBJECT(main_w)); GTK_WIDGET_SET_FLAGS(save_bt, GTK_CAN_DEFAULT); gtk_box_pack_start(GTK_BOX(bbox), save_bt, TRUE, TRUE, 0); gtk_widget_show(save_bt); cancel_bt = gtk_button_new_with_label ("Cancel"); gtk_signal_connect(GTK_OBJECT(cancel_bt), "clicked", GTK_SIGNAL_FUNC(filter_dlg_cancel), GTK_OBJECT(main_w)); GTK_WIDGET_SET_FLAGS(cancel_bt, GTK_CAN_DEFAULT); gtk_box_pack_start(GTK_BOX(bbox), cancel_bt, TRUE, TRUE, 0); gtk_widget_show(cancel_bt); dlg_set_cancel(main_w, cancel_bt); gtk_widget_show(main_w); return main_w; } static void filter_dlg_ok(GtkWidget *ok_bt, gpointer parent_w) { filter_prefs_ok(gtk_object_get_data(GTK_OBJECT(parent_w), E_FILTER_WIDGET_KEY)); gtk_widget_destroy(GTK_WIDGET(parent_w)); } static void filter_dlg_save(GtkWidget *save_bt, gpointer parent_w) { filter_prefs_save(gtk_object_get_data(GTK_OBJECT(parent_w), E_FILTER_WIDGET_KEY)); } static void filter_dlg_cancel(GtkWidget *cancel_bt, gpointer parent_w) { filter_prefs_cancel(gtk_object_get_data(GTK_OBJECT(parent_w), E_FILTER_WIDGET_KEY)); gtk_widget_destroy(GTK_WIDGET(parent_w)); } static void filter_dlg_destroy(GtkWidget *win, gpointer data) { GtkWidget *caller; /* Get the widget that requested that we be popped up, if any. (It should arrange to destroy us if it's destroyed, so that we don't get a pointer to a non-existent window here.) */ caller = gtk_object_get_data(GTK_OBJECT(win), E_FILT_CALLER_PTR_KEY); if (caller != NULL) { /* Tell it we no longer exist. */ gtk_object_set_data(GTK_OBJECT(caller), E_FILT_DIALOG_PTR_KEY, NULL); } else { /* This is an editing dialog popped up from, for example, a menu item; note that we no longer have one. */ g_assert(win == global_filter_w); global_filter_w = NULL; } /* Now nuke this window. */ gtk_grab_remove(GTK_WIDGET(win)); gtk_widget_destroy(GTK_WIDGET(win)); } static gint filter_sel_list_button_cb (GtkWidget *widget, GdkEventButton *event, gpointer func_data) { GtkWidget *parent = func_data; GtkSignalFunc func; gpointer func_arg; if (GTK_IS_LIST_ITEM(widget) && event->type == GDK_2BUTTON_PRESS) { func = gtk_object_get_data(GTK_OBJECT(parent), E_FILT_DBLFUNC_KEY); func_arg = gtk_object_get_data(GTK_OBJECT(parent), E_FILT_DBLARG_KEY); if (func) (*func)(NULL, func_arg); } return FALSE; } /* Create and display the filter selection widgets. */ static GtkWidget * filter_prefs_show(GtkWidget *w, gboolean wants_apply_button, GtkSignalFunc func, GtkObject *func_arg) { GtkWidget *main_vb, *top_hb, *list_bb, *new_bt, *filter_sc, *nl_item, *nl_lb, *middle_hb, *name_lb, *bottom_hb, *filter_lb; GtkWidget *l_select = NULL; GList *flp = NULL; filter_def *filt; gchar *filter_te_str = NULL; /* Make sure everything is set up */ get_filter_list(); if (w) filter_te_str = gtk_entry_get_text(GTK_ENTRY(w)); /* Container for each row of widgets */ main_vb = gtk_vbox_new(FALSE, 5); gtk_container_border_width(GTK_CONTAINER(main_vb), 5); gtk_widget_show(main_vb); gtk_object_set_data(GTK_OBJECT(main_vb), E_FILT_CM_KEY, (gpointer)FALSE); /* Top row: Filter list and buttons */ top_hb = gtk_hbox_new(FALSE, 5); gtk_container_add(GTK_CONTAINER(main_vb), top_hb); gtk_widget_show(top_hb); list_bb = gtk_vbutton_box_new(); gtk_button_box_set_layout (GTK_BUTTON_BOX (list_bb), GTK_BUTTONBOX_START); gtk_container_add(GTK_CONTAINER(top_hb), list_bb); gtk_widget_show(list_bb); new_bt = gtk_button_new_with_label ("New"); gtk_signal_connect(GTK_OBJECT(new_bt), "clicked", GTK_SIGNAL_FUNC(filter_sel_new_cb), NULL); gtk_container_add(GTK_CONTAINER(list_bb), new_bt); gtk_widget_show(new_bt); chg_bt = gtk_button_new_with_label ("Change"); gtk_widget_set_sensitive(chg_bt, FALSE); gtk_signal_connect(GTK_OBJECT(chg_bt), "clicked", GTK_SIGNAL_FUNC(filter_sel_chg_cb), NULL); gtk_container_add(GTK_CONTAINER(list_bb), chg_bt); gtk_widget_show(chg_bt); copy_bt = gtk_button_new_with_label ("Copy"); gtk_widget_set_sensitive(copy_bt, FALSE); gtk_signal_connect(GTK_OBJECT(copy_bt), "clicked", GTK_SIGNAL_FUNC(filter_sel_copy_cb), NULL); gtk_container_add(GTK_CONTAINER(list_bb), copy_bt); gtk_widget_show(copy_bt); del_bt = gtk_button_new_with_label ("Delete"); gtk_widget_set_sensitive(del_bt, FALSE); gtk_signal_connect(GTK_OBJECT(del_bt), "clicked", GTK_SIGNAL_FUNC(filter_sel_del_cb), NULL); gtk_container_add(GTK_CONTAINER(list_bb), del_bt); gtk_widget_show(del_bt); if (wants_apply_button) { apply_bt = gtk_button_new_with_label("Apply"); gtk_widget_set_sensitive(apply_bt, FALSE); gtk_signal_connect(GTK_OBJECT(apply_bt), "clicked", GTK_SIGNAL_FUNC(filter_sel_apply_cb), w); gtk_container_add(GTK_CONTAINER(list_bb), apply_bt); gtk_widget_show(apply_bt); } else apply_bt = NULL; filter_sc = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(filter_sc), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_widget_set_usize(filter_sc, 250, 150); gtk_container_add(GTK_CONTAINER(top_hb), filter_sc); gtk_widget_show(filter_sc); filter_l = gtk_list_new(); gtk_list_set_selection_mode(GTK_LIST(filter_l), GTK_SELECTION_SINGLE); gtk_signal_connect(GTK_OBJECT(filter_l), "selection_changed", GTK_SIGNAL_FUNC(filter_sel_list_cb), main_vb); gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(filter_sc), filter_l); gtk_widget_show(filter_l); gtk_object_set_data(GTK_OBJECT(filter_l), E_FILT_DBLFUNC_KEY, func); gtk_object_set_data(GTK_OBJECT(filter_l), E_FILT_DBLARG_KEY, func_arg); flp = g_list_first(fl); while (flp) { filt = (filter_def *) flp->data; nl_lb = gtk_label_new(filt->name); nl_item = gtk_list_item_new(); gtk_signal_connect(GTK_OBJECT(nl_item), "button_press_event", GTK_SIGNAL_FUNC(filter_sel_list_button_cb), filter_l); gtk_misc_set_alignment (GTK_MISC (nl_lb), 0.0, 0.5); gtk_container_add(GTK_CONTAINER(nl_item), nl_lb); gtk_widget_show(nl_lb); gtk_container_add(GTK_CONTAINER(filter_l), nl_item); gtk_widget_show(nl_item); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_LBL_KEY, nl_lb); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_NAME_KEY, flp); if (filter_te_str && filt->strval) if (strcmp(filter_te_str, filt->strval) == 0) l_select = nl_item; flp = flp->next; } /* Middle row: Filter name entry */ middle_hb = gtk_hbox_new(FALSE, 5); gtk_container_add(GTK_CONTAINER(main_vb), middle_hb); gtk_widget_show(middle_hb); name_lb = gtk_label_new("Filter name:"); gtk_box_pack_start(GTK_BOX(middle_hb), name_lb, FALSE, FALSE, 3); gtk_widget_show(name_lb); name_te = gtk_entry_new(); gtk_box_pack_start(GTK_BOX(middle_hb), name_te, TRUE, TRUE, 3); gtk_widget_show(name_te); /* Bottom row: Filter text entry */ bottom_hb = gtk_hbox_new(FALSE, 5); gtk_container_add(GTK_CONTAINER(main_vb), bottom_hb); gtk_widget_show(bottom_hb); filter_lb = gtk_label_new("Filter string:"); gtk_box_pack_start(GTK_BOX(bottom_hb), filter_lb, FALSE, FALSE, 3); gtk_widget_show(filter_lb); filter_te = gtk_entry_new(); gtk_box_pack_start(GTK_BOX(bottom_hb), filter_te, TRUE, TRUE, 3); gtk_widget_show(filter_te); if (l_select) { gtk_list_select_child(GTK_LIST(filter_l), l_select); } else if (filter_te_str && filter_te_str[0]) { gtk_entry_set_text(GTK_ENTRY(name_te), "New filter"); gtk_entry_set_text(GTK_ENTRY(filter_te), filter_te_str); } return(main_vb); } static void filter_sel_list_cb(GtkWidget *l, gpointer data) { filter_def *filt; gchar *name = "", *strval = ""; GList *sl, *flp; GtkObject *l_item; gint sensitivity = FALSE; if (l) sl = GTK_LIST(l)->selection; else sl = NULL; if (sl) { /* Something was selected */ l_item = GTK_OBJECT(sl->data); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); if (flp) { filt = (filter_def *) flp->data; name = filt->name; strval = filt->strval; sensitivity = TRUE; } } /* Did you know that this function is called when the window is destroyed? */ /* Funny, that. */ if (!gtk_object_get_data(GTK_OBJECT(data), E_FILT_CM_KEY)) { gtk_entry_set_text(GTK_ENTRY(name_te), name); gtk_entry_set_text(GTK_ENTRY(filter_te), strval); gtk_widget_set_sensitive(chg_bt, sensitivity); gtk_widget_set_sensitive(copy_bt, sensitivity); gtk_widget_set_sensitive(del_bt, sensitivity); if (apply_bt != NULL) gtk_widget_set_sensitive(apply_bt, sensitivity); } } /* To do: add input checking to each of these callbacks */ static void filter_sel_new_cb(GtkWidget *w, gpointer data) { filter_def *filt; gchar *name, *strval; GtkWidget *nl_item, *nl_lb; name = gtk_entry_get_text(GTK_ENTRY(name_te)); strval = gtk_entry_get_text(GTK_ENTRY(filter_te)); if (strlen(name) > 0 && strlen(strval) > 0) { filt = (filter_def *) g_malloc(sizeof(filter_def)); filt->name = g_strdup(name); filt->strval = g_strdup(strval); fl = g_list_append(fl, filt); nl_lb = gtk_label_new(filt->name); nl_item = gtk_list_item_new(); gtk_misc_set_alignment (GTK_MISC (nl_lb), 0.0, 0.5); gtk_container_add(GTK_CONTAINER(nl_item), nl_lb); gtk_widget_show(nl_lb); gtk_container_add(GTK_CONTAINER(filter_l), nl_item); gtk_widget_show(nl_item); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_LBL_KEY, nl_lb); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_NAME_KEY, g_list_last(fl)); gtk_list_select_child(GTK_LIST(filter_l), nl_item); } } static void filter_sel_chg_cb(GtkWidget *w, gpointer data) { filter_def *filt; gchar *name = "", *strval = ""; GList *sl, *flp; GtkObject *l_item; GtkLabel *nl_lb; sl = GTK_LIST(filter_l)->selection; name = gtk_entry_get_text(GTK_ENTRY(name_te)); strval = gtk_entry_get_text(GTK_ENTRY(filter_te)); if (sl) { /* Something was selected */ l_item = GTK_OBJECT(sl->data); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); nl_lb = (GtkLabel *) gtk_object_get_data(l_item, E_FILT_LBL_KEY); if (flp && nl_lb) { filt = (filter_def *) flp->data; if (strlen(name) > 0 && strlen(strval) > 0 && filt) { g_free(filt->name); g_free(filt->strval); filt->name = g_strdup(name); filt->strval = g_strdup(strval); gtk_label_set(nl_lb, filt->name); } } } } static void filter_sel_copy_cb(GtkWidget *w, gpointer data) { GList *sl, *flp; filter_def *filt, *nfilt; gchar *prefix = "Copy of "; GtkObject *l_item; GtkWidget *nl_item, *nl_lb; sl = GTK_LIST(filter_l)->selection; if (sl) { /* Something was selected */ l_item = GTK_OBJECT(sl->data); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); if (flp) { filt = (filter_def *) flp->data; nfilt = (filter_def *) g_malloc(sizeof(filter_def)); nfilt->name = g_malloc(strlen(prefix) + strlen(filt->name) + 1); sprintf(nfilt->name, "%s%s", prefix, filt->name); nfilt->strval = g_strdup(filt->strval); fl = g_list_append(fl, nfilt); nl_lb = gtk_label_new(nfilt->name); nl_item = gtk_list_item_new(); gtk_misc_set_alignment (GTK_MISC (nl_lb), 0.0, 0.5); gtk_container_add(GTK_CONTAINER(nl_item), nl_lb); gtk_widget_show(nl_lb); gtk_container_add(GTK_CONTAINER(filter_l), nl_item); gtk_widget_show(nl_item); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_LBL_KEY, nl_lb); gtk_object_set_data(GTK_OBJECT(nl_item), E_FILT_NAME_KEY, g_list_last(fl)); gtk_list_select_child(GTK_LIST(filter_l), nl_item); } } } static void filter_sel_del_cb(GtkWidget *w, gpointer data) { GList *sl, *flp; filter_def *filt; GtkObject *l_item; gint pos; sl = GTK_LIST(filter_l)->selection; if (sl) { /* Something was selected */ l_item = GTK_OBJECT(sl->data); pos = gtk_list_child_position(GTK_LIST(filter_l), GTK_WIDGET(l_item)); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); if (flp) { filt = (filter_def *) flp->data; g_free(filt->name); g_free(filt->strval); g_free(filt); fl = g_list_remove_link(fl, flp); gtk_list_clear_items(GTK_LIST(filter_l), pos, pos + 1); } } } void filter_sel_apply_cb(GtkWidget *w, gpointer data) { GList *flp, *sl; GtkObject *l_item; filter_def *filt; GtkWidget *mw_filt = data; sl = GTK_LIST(filter_l)->selection; if (sl != NULL && mw_filt != NULL) { /* Place something in the filter box. */ l_item = GTK_OBJECT(sl->data); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); if (flp) { filt = (filter_def *) flp->data; gtk_entry_set_text(GTK_ENTRY(mw_filt), filt->strval); gtk_signal_emit_by_name(GTK_OBJECT(mw_filt), "activate"); } } } static void filter_prefs_ok(GtkWidget *w) { GList *flp, *sl; GtkObject *l_item; filter_def *filt; GtkWidget *mw_filt = gtk_object_get_data(GTK_OBJECT(w), E_FILT_TE_PTR_KEY); sl = GTK_LIST(filter_l)->selection; if (sl && mw_filt) { /* Place something in the filter box. */ l_item = GTK_OBJECT(sl->data); flp = (GList *) gtk_object_get_data(l_item, E_FILT_NAME_KEY); if (flp) { filt = (filter_def *) flp->data; gtk_entry_set_text(GTK_ENTRY(mw_filt), filt->strval); } } filter_prefs_delete(w); } static void filter_prefs_save(GtkWidget *w) { GList *flp; filter_def *filt; gchar *ff_path, *ff_dir = PF_DIR, *ff_name = "filters"; FILE *ff; struct stat s_buf; ff_path = (gchar *) g_malloc(strlen(get_home_dir()) + strlen(ff_dir) + strlen(ff_name) + 4); sprintf(ff_path, "%s/%s", get_home_dir(), ff_dir); if (stat(ff_path, &s_buf) != 0) #ifdef WIN32 mkdir(ff_path); #else mkdir(ff_path, 0755); #endif sprintf(ff_path, "%s/%s/%s", get_home_dir(), ff_dir, ff_name); if ((ff = fopen(ff_path, "w")) != NULL) { flp = g_list_first(fl); while (flp) { filt = (filter_def *) flp->data; fprintf(ff, "\"%s\" %s\n", filt->name, filt->strval); flp = flp->next; } fclose(ff); } g_free(ff_path); } static void filter_prefs_cancel(GtkWidget *w) { filter_prefs_delete(w); } static void filter_prefs_delete(GtkWidget *w) { /* Let the list cb know we're about to destroy the widget tree, so it */ /* doesn't operate on widgets that don't exist. */ gtk_object_set_data(GTK_OBJECT(w), E_FILT_CM_KEY, (gpointer)TRUE); gtk_widget_destroy(GTK_WIDGET(w)); }