diff options
author | Guy Harris <guy@alum.mit.edu> | 2000-02-12 08:15:31 +0000 |
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committer | Guy Harris <guy@alum.mit.edu> | 2000-02-12 08:15:31 +0000 |
commit | c80a7fd1d5b91dac9c7522a4afc11a8cccbf3ca6 (patch) | |
tree | 94490b243a604787f21c0244a7baef7774a3b364 /gtk/colors.c | |
parent | 80de78aaaddbc25ba810d09f19ffa150bdb53626 (diff) |
The color stuff is almost completely toolkit-dependent (this isn't just
the color-selection and color-filter-editing GUI stuff; different
toolkits, and different windows systems, have their own notions of color
objects - they may have nothing in common other than the notion that
colors have red, green, and blue values); move it all to the "gtk"
subdirectory for now, and, as we discover stuff stuff that can be made
platform-independent, drag it up to the top-level directory.
svn path=/trunk/; revision=1621
Diffstat (limited to 'gtk/colors.c')
-rw-r--r-- | gtk/colors.c | 1387 |
1 files changed, 1387 insertions, 0 deletions
diff --git a/gtk/colors.c b/gtk/colors.c new file mode 100644 index 0000000000..a558e6c856 --- /dev/null +++ b/gtk/colors.c @@ -0,0 +1,1387 @@ +/* colors.c + * Definitions for color structures and routines + * + * $Id: colors.c,v 1.1 2000/02/12 08:15:30 guy Exp $ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@zing.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 + +#include <gtk/gtk.h> + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include <errno.h> +#include <sys/types.h> + +#include "gtk/main.h" +#include "packet.h" +#include "colors.h" +#include "file.h" +#include "dfilter.h" +#include "simple_dialog.h" +#include "ui_util.h" +#include "util.h" + +extern capture_file cf; + +static color_filter_t *new_color_filter(colfilter *filters, gchar *name, + gchar *filter_string); +static gboolean read_filters(colfilter *filter); + +static GtkWidget* colorize_dialog_new(colfilter *filter); +static void add_filter_to_clist(gpointer filter_arg, gpointer clist_arg); +static void color_filter_up_cb(GtkButton *button, gpointer user_data); +static void color_filter_down_cb(GtkButton *button, gpointer user_data); +static void remember_selected_row(GtkCList *clist, gint row, gint column, + GdkEvent *event, gpointer user_data); +static void color_destroy_cb(GtkButton *button, gpointer user_data); +static void destroy_edit_dialog_cb(gpointer filter_arg, gpointer dummy); +static void color_new_cb(GtkButton *button, gpointer user_data); +static void color_edit_cb(GtkButton *button, gpointer user_data); +static void color_delete_cb(GtkWidget *widget, gpointer user_data); +static void color_save_cb(GtkButton *button, gpointer user_data); +static void color_ok_cb(GtkButton *button, gpointer user_data); +static void color_cancel_cb(GtkWidget *widget, gpointer user_data); +static void color_apply_cb(GtkButton *button, gpointer user_data); + +static void edit_color_filter_dialog_new(colfilter *filter, + GtkWidget *color_filters, + GtkWidget **colorize_filter_name, + GtkWidget **colorize_filter_text); +static void edit_color_filter_destroy_cb(GtkObject *object, + gpointer user_data); +static void edit_color_filter_fg_cb(GtkButton *button, gpointer user_data); +static void edit_color_filter_bg_cb(GtkButton *button, gpointer user_data); +static void edit_color_filter_ok_cb(GtkButton *button, gpointer user_data); +static void edit_color_filter_cancel_cb(GtkObject *object, gpointer user_data); + +static GtkWidget* color_sel_win_new(color_filter_t *colorf, gboolean); +static void color_sel_ok_cb(GtkButton *button, gpointer user_data); +static void color_sel_cancel_cb(GtkObject *object, gpointer user_data); + +static gboolean get_color(GdkColor *new_color); + +GSList *filter_list; + +static GdkColormap* sys_cmap; +static GdkColormap* our_cmap = NULL; + +static GtkWidget *colorize_win; + +static gchar *titles[2] = { "Name", "Filter String" }; +GdkColor WHITE = { 0, 65535, 65535, 65535 }; +GdkColor BLACK = { 0, 0, 0, 0 }; + +#define COLOR_EDIT_LB "color_edit_lb" +#define COLOR_FILTERS_CL "color_filters_cl" +#define COLOR_FILTER "color_filter" +#define COLOR_SELECTION_FG "color_selection_fg" +#define COLOR_SELECTION_BG "color_selection_bg" +#define COLOR_SELECTION_PARENT "color_selection_parent" + +/* This structure is used to allow you to compile in default colors if + * you wish. They can be later changed by a user. + */ +#ifdef READ_DEFAULT_COLOR_LIST +struct _default_colors { + gchar* proto; + gchar* color; /* background only */ +} default_colors[] = { + {"arp", "green2"}, + {"ip", "light red"}, + {"tcp", "light blue"} +}; +#endif + +colfilter * +colfilter_new(void) +{ + colfilter *filter; + gboolean got_white, got_black; +#ifdef READ_DEFAULT_COLOR_LIST + color_filter_t *colorf; + gint i; + GdkColor color; +#endif + + filter = (colfilter *)g_malloc(sizeof(colfilter)); + filter->num_of_filters = 0; + + sys_cmap = gdk_colormap_get_system(); + + /* Allocate "constant" colors. */ + got_white = get_color(&WHITE); + got_black = get_color(&BLACK); + + /* Got milk? */ + if (!got_white) { + if (!got_black) + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate colors black or white."); + else + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate color white."); + } else { + if (!got_black) + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate color black."); + } + +#ifdef READ_DEFAULT_COLOR_LIST + /* Now process defaults */ + for (i = 0 ; i < sizeof default_colors/sizeof (struct _default_colors); i++){ + gdk_color_parse(default_colors[i].color, &color); + + if( !get_color(&color)){ + /* oops */ + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate color %s.", + default_colors[i].color); + } + + colorf = new_color_filter(filter, default_colors[i].proto, + default_colors[i].proto); + colorf->bg_color = color; + + if (dfilter_compile(default_colors[i].proto, + &colorf->c_colorfilter) != 0) { + simple_dialog(ESD_TYPE_WARN, NULL, + "Cannot compile default color filter %s.\n%s", + default_colors[i].proto, dfilter_error_msg); + /* should reject this filter */ + } + filter->num_of_filters++; + } +#endif + read_filters(filter); + return filter; +} + +static color_filter_t * +new_color_filter(colfilter *filters, gchar *name, gchar *filter_string) +{ + color_filter_t *colorf; + + colorf = (color_filter_t *)g_malloc(sizeof (color_filter_t)); + colorf->filter_name = g_strdup(name); + colorf->filter_text = g_strdup(filter_string); + colorf->bg_color = WHITE; + colorf->fg_color = BLACK; + colorf->c_colorfilter = NULL; + colorf->edit_dialog = NULL; + filter_list = g_slist_append(filter_list, colorf); + return colorf; +} + +static void +delete_color_filter(color_filter_t *colorf) +{ + if (colorf->filter_name != NULL) + g_free(colorf->filter_name); + if (colorf->filter_text != NULL) + g_free(colorf->filter_text); + if (colorf->c_colorfilter != NULL) + dfilter_destroy(colorf->c_colorfilter); + filter_list = g_slist_remove(filter_list, colorf); + g_free(colorf); +} + +static gboolean +read_filters(colfilter *filter) +{ + /* TODO: Lots more syntax checking on the file */ + /* I hate these fixed length names! TODO: make more dynamic */ + /* XXX - buffer overflow possibility here */ + gchar name[256],filter_exp[256], buf[1024]; + guint16 fg_r, fg_g, fg_b, bg_r, bg_g, bg_b; + GdkColor fg_color, bg_color; + color_filter_t *colorf; + int i; + FILE *f; + gchar *path; + gchar *fname = PF_DIR "/colorfilters"; + dfilter *temp_dfilter; + + /* decide what file to open (from dfilter code) */ + + /* should only be called by colors_init. + */ + if(filter == NULL) + return FALSE; + /* we have a clist */ + + path = (gchar *) g_malloc(strlen(get_home_dir()) + strlen(fname) + 4); + sprintf(path, "%s/%s", get_home_dir(), fname); + + if ((f = fopen(path, "r")) == NULL) { + if (errno != ENOENT) { + simple_dialog(ESD_TYPE_WARN, NULL, + "Could not open filter file\n\"%s\": %s.", path, + strerror(errno)); + } + g_free(path); + return FALSE; + } + g_free(path); + + i = 0; + + do{ + if(!fgets(buf,sizeof buf, f)) + break; + + if(strspn( buf," \t") == (strchr(buf,'*') - buf)){ + /* leading # comment */ + continue; + } + + /* we get the @ delimiter. It is not in any strings */ + if(sscanf(buf," @%[^@]@%[^@]@[%hu,%hu,%hu][%hu,%hu,%hu]", + name, filter_exp, &bg_r, &bg_g, &bg_b, &fg_r, &fg_g, &fg_b) == 8){ + /* we got a filter */ + + if(dfilter_compile(filter_exp, &temp_dfilter) != 0){ + simple_dialog(ESD_TYPE_WARN, NULL, + "Could not compile color filter %s from saved filters.\n%s", + name, dfilter_error_msg); + continue; + } + colorf = new_color_filter(filter, name, filter_exp); + colorf->c_colorfilter = temp_dfilter; + filter->num_of_filters++; + fg_color.red = fg_r; + fg_color.green = fg_g; + fg_color.blue = fg_b; + bg_color.red = bg_r; + bg_color.green = bg_g; + bg_color.blue = bg_b; + if( !get_color(&fg_color)){ + /* oops */ + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate fg color specified" + "in input file for %s.", name); + + i++; + continue; + } + if( !get_color(&bg_color)){ + /* oops */ + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate bg color specified" + "in input file for %s.", name); + i++; + continue; + } + + colorf->bg_color = bg_color; + colorf->fg_color = fg_color; + i++; + } /* if sscanf */ + } while( !feof(f)); + return TRUE; +} + +static void +write_filter(gpointer filter_arg, gpointer file_arg) +{ + color_filter_t *colorf = filter_arg; + FILE *f = file_arg; + + fprintf(f,"@%s@%s@[%d,%d,%d][%d,%d,%d]\n", + colorf->filter_name, + colorf->filter_text, + colorf->bg_color.red, + colorf->bg_color.green, + colorf->bg_color.blue, + colorf->fg_color.red, + colorf->fg_color.green, + colorf->fg_color.blue); +} + +static gboolean +write_filters(colfilter *filter) +{ + FILE *f; + gchar *path; + gchar *name = PF_DIR "/colorfilters"; + /* decide what file to open (from dfilter code) */ + path = (gchar *) g_malloc(strlen(get_home_dir()) + strlen(name) + 4); + sprintf(path, "%s/%s", get_home_dir(), name); + + if ((f = fopen(path, "w+")) == NULL) { + simple_dialog(ESD_TYPE_WARN, NULL, + "Could not open\n%s\nfor writing: %s.", + path, strerror(errno)); + g_free(path); + return FALSE; + } + fprintf(f,"# DO NOT EDIT THIS FILE! It was created by Ethereal\n"); + g_slist_foreach(filter_list, write_filter, f); + fclose(f); + g_free(path); + return TRUE; +} + + +/* ===================== USER INTERFACE ====================== */ + +/* Callback for the "Display:Colorize Display" menu item. */ +void +color_display_cb(GtkWidget *w, gpointer d) +{ + if (colorize_win != NULL) { + /* There's already a color dialog box active; reactivate it. */ + reactivate_window(colorize_win); + } else { + /* Create a new "Colorize Display" dialog. */ + colorize_win = colorize_dialog_new(cf.colors); + } +} + +/* Create the "Add color to protocols" dialog. */ +static GtkWidget* +colorize_dialog_new (colfilter *filter) +{ + GtkWidget *color_win; + GtkWidget *vbox1; + GtkWidget *hbox1; + GtkWidget *vbox2; + GtkWidget *color_filter_up; + GtkWidget *label4; + GtkWidget *color_filter_down; + GtkWidget *scrolledwindow1; + GtkWidget *color_filters; + GtkWidget *hbox2; + GtkWidget *color_new; + GtkWidget *color_edit; + GtkWidget *color_delete; + GtkWidget *color_save; + GtkWidget *hbox3; + GtkWidget *color_ok; + GtkWidget *color_apply; + GtkWidget *color_cancel; + GtkTooltips *tooltips; + + filter->row_selected = -1; /* no row selected */ + tooltips = gtk_tooltips_new (); + + color_win = gtk_window_new (GTK_WINDOW_DIALOG); + gtk_object_set_data (GTK_OBJECT (color_win), "color_win", color_win); + gtk_window_set_title (GTK_WINDOW (color_win), ("Add color to protocols")); + + vbox1 = gtk_vbox_new (FALSE, 0); + gtk_widget_ref (vbox1); + gtk_object_set_data_full (GTK_OBJECT (color_win), "vbox1", vbox1, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (vbox1); + gtk_container_add (GTK_CONTAINER (color_win), vbox1); + + hbox1 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox1); + gtk_object_set_data_full (GTK_OBJECT (color_win), "hbox1", hbox1, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox1); + gtk_box_pack_start (GTK_BOX (vbox1), hbox1, TRUE, TRUE, 0); + + vbox2 = gtk_vbox_new (TRUE, 0); + gtk_widget_ref (vbox2); + gtk_object_set_data_full (GTK_OBJECT (color_win), "vbox2", vbox2, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (vbox2); + gtk_box_pack_start (GTK_BOX (hbox1), vbox2, FALSE, TRUE, 0); + gtk_widget_set_usize (vbox2, 150, -2); + + color_filter_up = gtk_button_new_with_label (("Up")); + gtk_widget_ref (color_filter_up); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_filter_up", color_filter_up, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_filter_up); + gtk_box_pack_start (GTK_BOX (vbox2), color_filter_up, FALSE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, color_filter_up, ("Move filter higher in list"), NULL); + + label4 = gtk_label_new (("Move filter\nup or down\n[List is processed \n" + "in order until\nmatch is found]")); + gtk_widget_ref (label4); + gtk_object_set_data_full (GTK_OBJECT (color_win), "label4", label4, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (label4); + gtk_box_pack_start (GTK_BOX (vbox2), label4, FALSE, FALSE, 0); + + color_filter_down = gtk_button_new_with_label (("Down")); + gtk_widget_ref (color_filter_down); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_filter_down", color_filter_down, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_filter_down); + gtk_box_pack_start (GTK_BOX (vbox2), color_filter_down, FALSE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, color_filter_down, ("Move filter lower in list"), NULL); + + scrolledwindow1 = gtk_scrolled_window_new (NULL, NULL); + gtk_widget_ref (scrolledwindow1); + gtk_object_set_data_full (GTK_OBJECT (color_win), "scrolledwindow1", scrolledwindow1, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (scrolledwindow1); + gtk_box_pack_start (GTK_BOX (hbox1), scrolledwindow1, TRUE, TRUE, 0); + + color_filters = gtk_clist_new_with_titles(2, titles); + +#if 0 + /* I don't seem to need this, but just in case, I'll if0 it */ + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_filters", + color_filters, + (GtkDestroyNotify) gtk_widget_unref); +#endif + g_slist_foreach(filter_list, add_filter_to_clist, color_filters); + + gtk_widget_show (color_filters); + gtk_container_add (GTK_CONTAINER (scrolledwindow1), color_filters); + gtk_widget_set_usize (color_filters, 300, -2); + gtk_clist_set_column_width (GTK_CLIST (color_filters), 0, 80); + gtk_clist_set_column_width (GTK_CLIST (color_filters), 1, 80); + gtk_clist_column_titles_show (GTK_CLIST (color_filters)); + + hbox2 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox2); + gtk_object_set_data_full (GTK_OBJECT (color_win), "hbox2", hbox2, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox2); + gtk_box_pack_start (GTK_BOX (vbox1), hbox2, TRUE, FALSE, 5); + gtk_widget_set_usize (hbox2, -2, 40); + + color_new = gtk_button_new_with_label (("New")); + gtk_widget_ref (color_new); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_new", color_new, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_new); + gtk_box_pack_start (GTK_BOX (hbox2), color_new, TRUE, FALSE, 5); + gtk_widget_set_usize (color_new, 50, 30); + gtk_tooltips_set_tip (tooltips, color_new, ("Create a new colorization filter after selected filter"), NULL); + + color_edit = gtk_button_new_with_label (("Edit")); + gtk_widget_ref (color_edit); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_edit", color_edit, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_edit); + gtk_widget_set_usize(color_edit, 50, 30); + gtk_box_pack_start (GTK_BOX (hbox2), color_edit, TRUE, FALSE, 5); + gtk_tooltips_set_tip (tooltips, color_edit, ("Change color of selected filter"), NULL); + gtk_widget_set_sensitive (color_edit, + (filter->num_of_filters != 0)); + + color_delete = gtk_button_new_with_label (("Delete")); + gtk_widget_ref (color_delete); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_delete", color_delete, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_delete); + gtk_box_pack_start (GTK_BOX (hbox2), color_delete, TRUE, FALSE, 5); + gtk_widget_set_usize (color_delete, 50, 30); + gtk_tooltips_set_tip (tooltips, color_delete, ("Delete selected colorization filter"), NULL); + + color_save = gtk_button_new_with_label (("Save")); + gtk_widget_ref (color_save); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_save", color_save, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_save); + gtk_box_pack_start (GTK_BOX (hbox2), color_save, TRUE, FALSE, 5); + gtk_widget_set_usize (color_save, 50, 30); + gtk_tooltips_set_tip (tooltips, color_save, ("Save all filters to disk"), NULL); + + hbox3 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox3); + gtk_object_set_data_full (GTK_OBJECT (color_win), "hbox3", hbox3, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox3); + gtk_box_pack_start (GTK_BOX (vbox1), hbox3, TRUE, FALSE, 5); + gtk_widget_set_usize (hbox3, 177, 40); + + color_ok = gtk_button_new_with_label (("OK")); + gtk_widget_ref (color_ok); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_ok", color_ok, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_ok); + gtk_box_pack_start (GTK_BOX (hbox3), color_ok, TRUE, FALSE, 0); + gtk_widget_set_usize (color_ok, 50, 30); + gtk_tooltips_set_tip (tooltips, color_ok, ("Accept filter list; apply changes"), NULL); + + color_apply = gtk_button_new_with_label (("Apply")); + gtk_widget_ref (color_apply); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_apply", color_apply, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_apply); + gtk_box_pack_start (GTK_BOX (hbox3), color_apply, TRUE, FALSE, 0); + gtk_widget_set_usize (color_apply, 50, 30); + gtk_tooltips_set_tip (tooltips, color_apply, ("Apply filters in list"), NULL); + + color_cancel = gtk_button_new_with_label (("Cancel")); + gtk_widget_ref (color_cancel); + gtk_object_set_data_full (GTK_OBJECT (color_win), "color_cancel", color_cancel, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_cancel); + gtk_box_pack_start (GTK_BOX (hbox3), color_cancel, TRUE, FALSE, 0); + gtk_widget_set_usize (color_cancel, 50, 30); + gtk_tooltips_set_tip (tooltips, color_cancel, ("No more filter changes; don't apply"), NULL); + + gtk_signal_connect (GTK_OBJECT (color_win), "destroy", + GTK_SIGNAL_FUNC (color_destroy_cb), + NULL); + gtk_object_set_data(GTK_OBJECT (color_filter_up), COLOR_FILTERS_CL, + color_filters); + gtk_signal_connect (GTK_OBJECT (color_filter_up), "clicked", + GTK_SIGNAL_FUNC (color_filter_up_cb), + filter); + gtk_object_set_data(GTK_OBJECT (color_filter_down), COLOR_FILTERS_CL, + color_filters); + gtk_signal_connect (GTK_OBJECT (color_filter_down), "clicked", + GTK_SIGNAL_FUNC (color_filter_down_cb), + filter); + gtk_signal_connect (GTK_OBJECT (color_filters), "select_row", + GTK_SIGNAL_FUNC (remember_selected_row), + filter); + gtk_object_set_data(GTK_OBJECT (color_new), COLOR_EDIT_LB, + color_edit); + gtk_object_set_data(GTK_OBJECT (color_new), COLOR_FILTERS_CL, + color_filters); + gtk_signal_connect (GTK_OBJECT (color_new), "clicked", + GTK_SIGNAL_FUNC (color_new_cb), + filter); + gtk_object_set_data(GTK_OBJECT (color_edit), COLOR_FILTERS_CL, + color_filters); + gtk_signal_connect (GTK_OBJECT (color_edit), "clicked", + GTK_SIGNAL_FUNC (color_edit_cb), + filter); + gtk_object_set_data(GTK_OBJECT (color_delete), COLOR_EDIT_LB, + color_edit); + gtk_object_set_data(GTK_OBJECT (color_delete), COLOR_FILTERS_CL, + color_filters); + gtk_signal_connect (GTK_OBJECT (color_delete), "clicked", + GTK_SIGNAL_FUNC (color_delete_cb), + filter); + gtk_signal_connect (GTK_OBJECT (color_save), "clicked", + GTK_SIGNAL_FUNC (color_save_cb), + filter); + gtk_signal_connect (GTK_OBJECT (color_ok), "clicked", + GTK_SIGNAL_FUNC (color_ok_cb), + NULL); + gtk_signal_connect (GTK_OBJECT (color_apply), "clicked", + GTK_SIGNAL_FUNC (color_apply_cb), + filter); + gtk_signal_connect (GTK_OBJECT (color_cancel), "clicked", + GTK_SIGNAL_FUNC (color_cancel_cb), + NULL); + + gtk_widget_grab_focus (color_filters); + gtk_object_set_data (GTK_OBJECT (color_win), "tooltips", tooltips); + gtk_widget_show (color_win); + + return color_win; +} + +static void +add_filter_to_clist(gpointer filter_arg, gpointer clist_arg) +{ + color_filter_t *colorf = filter_arg; + GtkWidget *color_filters = clist_arg; + gchar *data[2]; + gint row; + + data[0] = colorf->filter_name; + data[1] = colorf->filter_text; + row = gtk_clist_append(GTK_CLIST(color_filters), data); + gtk_clist_set_row_data(GTK_CLIST(color_filters), row, colorf); + gtk_clist_set_foreground(GTK_CLIST(color_filters), row, &colorf->fg_color); + gtk_clist_set_background(GTK_CLIST(color_filters), row, &colorf->bg_color); +} + +/* Move the selected filter up in the list */ +static void +color_filter_up_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + gint filter_number; + GtkWidget *color_filters; + color_filter_t *colorf; + + filter = (colfilter *)user_data; + filter_number = filter->row_selected; + + /* If it is filter number 0, it cannot be moved, as it's already + at the top of the filter. + If there's only one filter in the list, it cannot be moved, + as there's no place to move it. */ + if (filter_number != 0 && filter->num_of_filters >= 2) { + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTERS_CL); + colorf = gtk_clist_get_row_data(GTK_CLIST(color_filters), + filter_number); + gtk_clist_swap_rows(GTK_CLIST(color_filters), filter_number, + filter_number-1); + filter_list = g_slist_remove(filter_list, colorf); + filter_list = g_slist_insert(filter_list, colorf, filter_number-1); + filter->row_selected--; + } +} + +/* Move the selected filter down in the list */ +static void +color_filter_down_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + gint filter_number; + GtkWidget *color_filters; + color_filter_t *colorf; + + filter = (colfilter *)user_data; + filter_number = filter->row_selected; + + /* If it is the last filter in the list, it cannot be moved, as it's + already at the bottom of the filter. + If there's only one filter in the list, it cannot be moved, + as there's no place to move it. */ + if (filter_number != filter->num_of_filters-1 + && filter->num_of_filters >= 2) { + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTERS_CL); + colorf = gtk_clist_get_row_data(GTK_CLIST(color_filters), + filter_number); + gtk_clist_swap_rows(GTK_CLIST(color_filters), filter_number+1, + filter_number); + filter_list = g_slist_remove(filter_list, colorf); + filter_list = g_slist_insert(filter_list, colorf, filter_number+1); + filter->row_selected++; + } +} + +/* Set selected row in cf */ +static void +remember_selected_row (GtkCList *clist, + gint row, + gint column, + GdkEvent *event, + gpointer user_data) +{ + colfilter *filter = (colfilter *)user_data; + + filter->row_selected = row; +} + +/* Called when the dialog box is being destroyed; destroy any edit + dialogs opened from this dialog, and null out the pointer to this + dialog. */ +static void +color_destroy_cb (GtkButton *button, + gpointer user_data) +{ + /* Destroy any edit dialogs we have open. */ + g_slist_foreach(filter_list, destroy_edit_dialog_cb, NULL); + + colorize_win = NULL; +} + +static void +destroy_edit_dialog_cb(gpointer filter_arg, gpointer dummy) +{ + color_filter_t *colorf = (color_filter_t *)filter_arg; + + if (colorf->edit_dialog != NULL) + gtk_widget_destroy(colorf->edit_dialog); +} + +/* XXX - we don't forbid having more than one "Edit color filter" dialog + open, so these shouldn't be static. */ +static GtkWidget *filt_name_entry; +static GtkWidget *filt_text_entry; + +/* Create a new filter in the list, and pop up an "Edit color filter" + dialog box to edit it. */ +static void +color_new_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + color_filter_t *colorf; + GtkWidget *color_filters; + gchar *data[2]; + gint row; + GtkWidget *color_edit; + + filter = (colfilter *)user_data; + colorf = new_color_filter(filter, "name", "filter"); /* Adds at end! */ + + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTERS_CL); + data[0] = colorf->filter_name; + data[1] = colorf->filter_text; + row = gtk_clist_append(GTK_CLIST(color_filters), data); + gtk_clist_set_row_data(GTK_CLIST(color_filters), row, colorf); + + /* A row has been added, so we can edit it. */ + color_edit = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_EDIT_LB); + gtk_widget_set_sensitive (color_edit, TRUE); + + /* select the new (last) row */ + filter->row_selected = filter->num_of_filters; + filter->num_of_filters++; + gtk_clist_select_row(GTK_CLIST(color_filters), filter->row_selected, -1); + edit_color_filter_dialog_new(filter, color_filters, &filt_name_entry, + &filt_text_entry); +} + +/* Pop up an "Edit color filter" dialog box to edit an existing filter. */ +static void +color_edit_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + GtkWidget *color_filters; + + filter = (colfilter *)user_data; + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTERS_CL); + if(filter->row_selected == -1){ + /* select the first row */ + filter->row_selected = 0; + gtk_clist_select_row(GTK_CLIST(color_filters), filter->row_selected, + -1); + } + edit_color_filter_dialog_new(filter, color_filters, &filt_name_entry, + &filt_text_entry); +} + +/* Delete a color from the list. */ +static void +color_delete_cb(GtkWidget *widget, gpointer user_data) +{ + colfilter *filter; + GtkWidget *color_filters; + color_filter_t *colorf; + GtkWidget *color_edit; + + filter = (colfilter *)user_data; + if(filter->row_selected != -1){ + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(widget), + COLOR_FILTERS_CL); + colorf = gtk_clist_get_row_data(GTK_CLIST(color_filters), + filter->row_selected); + + /* Remove this color filter from the CList displaying the + color filters. */ + gtk_clist_remove(GTK_CLIST(color_filters), filter->row_selected); + + /* Destroy any "Edit color filter" dialog boxes editing it. */ + if (colorf->edit_dialog != NULL) + gtk_widget_destroy(colorf->edit_dialog); + + /* Remove the color filter from the list of color filters. */ + delete_color_filter(colorf); + filter->num_of_filters--; + if(!filter->num_of_filters){ + /* No filters any more, so none can be selected... */ + filter->row_selected = -1; + color_edit = + (GtkWidget *) gtk_object_get_data(GTK_OBJECT(widget), + COLOR_EDIT_LB); + + /* ...and none can be edited. */ + gtk_widget_set_sensitive (color_edit, FALSE); + } else { + filter->row_selected--; + if(filter->row_selected < 0) + filter->row_selected = 0; + gtk_clist_select_row(GTK_CLIST(color_filters), + filter->row_selected, 0); + } + } +} + +/* Save color filters to the color filter file. */ +static void +color_save_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter = (colfilter *)user_data; + + if (!write_filters(filter)) + simple_dialog(ESD_TYPE_WARN, NULL, "Could not open filter file: %s", + strerror(errno)); + +} + +/* Exit dialog and apply new list of color filters to the capture. */ +static void +color_ok_cb (GtkButton *button, + gpointer user_data) +{ + /* colorize list */ + colorize_packets(&cf); + + /* Destroy the dialog box. */ + gtk_widget_destroy(colorize_win); +} + +/* Exit dialog without colorizing packets with the new list. + XXX - should really undo any changes to the list.... */ +static void +color_cancel_cb (GtkWidget *widget, + gpointer user_data) +{ + /* Destroy the dialog box. */ + gtk_widget_destroy(colorize_win); +} + +/* Apply new list of color filters to the capture. */ +static void +color_apply_cb (GtkButton *button, + gpointer user_data) +{ + colorize_packets(&cf); +} + +/* Create an "Edit color filter" dialog for a given color filter, and + associate it with that color filter. */ +static void +edit_color_filter_dialog_new (colfilter *filter, + GtkWidget *color_filters, + GtkWidget **colorize_filter_name, + GtkWidget **colorize_filter_text) +{ + color_filter_t *colorf; + GtkWidget *edit_dialog; + GtkWidget *vbox3; + GtkWidget *hbox6; + GtkWidget *color_filter_name; + GtkWidget *hbox7; + GtkWidget *color_filter_text; + GtkWidget *hbox5; + GtkWidget *colorize_filter_fg; + GtkWidget *colorize_filter_bg; + GtkWidget *hbox4; + GtkWidget *edit_color_filter_ok; + GtkWidget *edit_color_filter_cancel; + GtkTooltips *tooltips; + GtkStyle *style; + + colorf = gtk_clist_get_row_data(GTK_CLIST(color_filters), + filter->row_selected); + if (colorf->edit_dialog != NULL) { + /* There's already an edit box open for this filter; reactivate it. */ + reactivate_window(colorf->edit_dialog); + return; + } + + tooltips = gtk_tooltips_new (); + + edit_dialog = gtk_window_new (GTK_WINDOW_DIALOG); + gtk_object_set_data (GTK_OBJECT (edit_dialog), "edit_dialog", edit_dialog); + gtk_window_set_title (GTK_WINDOW (edit_dialog), ("Edit color filter")); + colorf->edit_dialog = edit_dialog; + + vbox3 = gtk_vbox_new (FALSE, 0); + gtk_widget_ref (vbox3); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "vbox3", vbox3, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (vbox3); + gtk_container_add (GTK_CONTAINER (edit_dialog), vbox3); + + hbox6 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox6); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "hbox6", hbox6, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox6); + gtk_box_pack_start (GTK_BOX (vbox3), hbox6, TRUE, FALSE, 5); + + color_filter_name = gtk_label_new (("Name: ")); + gtk_widget_ref (color_filter_name); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "color_filter_name", color_filter_name, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_filter_name); + gtk_box_pack_start (GTK_BOX (hbox6), color_filter_name, FALSE, FALSE, 0); + + *colorize_filter_name = gtk_entry_new (); + gtk_widget_ref (*colorize_filter_name); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "*colorize_filter_name", *colorize_filter_name, + (GtkDestroyNotify) gtk_widget_unref); + gtk_entry_set_text(GTK_ENTRY(*colorize_filter_name), colorf->filter_name); + + style = gtk_style_copy(gtk_widget_get_style(*colorize_filter_name)); + style->base[GTK_STATE_NORMAL] = colorf->bg_color; + style->fg[GTK_STATE_NORMAL] = colorf->fg_color; + gtk_widget_set_style(*colorize_filter_name, style); + + gtk_widget_show (*colorize_filter_name); + gtk_box_pack_start (GTK_BOX (hbox6), *colorize_filter_name, TRUE, TRUE, 0); + gtk_tooltips_set_tip (tooltips, *colorize_filter_name, ("This is the editable name of the filter. (No @ characters allowed.)"), NULL); + + hbox7 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox7); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "hbox7", hbox7, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox7); + gtk_box_pack_start (GTK_BOX (vbox3), hbox7, TRUE, FALSE, 5); + + color_filter_text = gtk_label_new (("Filter text:")); + gtk_widget_ref (color_filter_text); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "color_filter_text", color_filter_text, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (color_filter_text); + gtk_box_pack_start (GTK_BOX (hbox7), color_filter_text, FALSE, FALSE, 0); + + *colorize_filter_text = gtk_entry_new (); + gtk_widget_ref (*colorize_filter_text); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "*colorize_filter_text", *colorize_filter_text, + (GtkDestroyNotify) gtk_widget_unref); + gtk_entry_set_text(GTK_ENTRY(*colorize_filter_text), colorf->filter_text); +#if 0 + style = gtk_style_copy(gtk_widget_get_style(*colorize_filter_text)); + style->base[GTK_STATE_NORMAL] = colorf->bg_color; + style->fg[GTK_STATE_NORMAL] = colorf->fg_color; +#endif + gtk_widget_set_style(*colorize_filter_text, style); + gtk_widget_show (*colorize_filter_text); + gtk_box_pack_start (GTK_BOX (hbox7), *colorize_filter_text, TRUE, TRUE, 0); + gtk_tooltips_set_tip (tooltips, *colorize_filter_text, ("This is the editable text of the filter"), NULL); + + hbox5 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox5); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "hbox5", hbox5, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox5); + gtk_box_pack_start (GTK_BOX (vbox3), hbox5, FALSE, FALSE, 5); + gtk_widget_set_usize (hbox5, -2, 60); + + colorize_filter_fg = gtk_button_new_with_label (("Choose \nforeground\ncolor")); + gtk_widget_ref (colorize_filter_fg); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "colorize_filter_fg", colorize_filter_fg, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (colorize_filter_fg); + gtk_box_pack_start (GTK_BOX (hbox5), colorize_filter_fg, TRUE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, colorize_filter_fg, ("Select color for data display"), NULL); + + colorize_filter_bg = gtk_button_new_with_label (("Choose\nbackground\ncolor")); + gtk_widget_ref (colorize_filter_bg); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "colorize_filter_bg", colorize_filter_bg, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (colorize_filter_bg); + gtk_box_pack_start (GTK_BOX (hbox5), colorize_filter_bg, TRUE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, colorize_filter_bg, ("Select color for data display"), NULL); + + hbox4 = gtk_hbox_new (FALSE, 0); + gtk_widget_ref (hbox4); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "hbox4", hbox4, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_show (hbox4); + gtk_box_pack_start (GTK_BOX (vbox3), hbox4, TRUE, FALSE, 5); + gtk_widget_set_usize (hbox4, -2, 40); + + edit_color_filter_ok = gtk_button_new_with_label (("OK")); + gtk_widget_ref (edit_color_filter_ok); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "edit_color_filter_ok", edit_color_filter_ok, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_set_usize (edit_color_filter_ok, 50, 30); + gtk_widget_show (edit_color_filter_ok); + gtk_box_pack_start (GTK_BOX (hbox4), edit_color_filter_ok, TRUE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, edit_color_filter_ok, ("Accept filter color change"), NULL); + + edit_color_filter_cancel = gtk_button_new_with_label (("Cancel")); + gtk_widget_ref (edit_color_filter_cancel); + gtk_object_set_data_full (GTK_OBJECT (edit_dialog), "edit_color_filter_cancel", edit_color_filter_cancel, + (GtkDestroyNotify) gtk_widget_unref); + gtk_widget_set_usize (edit_color_filter_cancel, 50, 30); + gtk_widget_show (edit_color_filter_cancel); + gtk_box_pack_start (GTK_BOX (hbox4), edit_color_filter_cancel, TRUE, FALSE, 0); + gtk_tooltips_set_tip (tooltips, edit_color_filter_cancel, ("Reject filter color change"), NULL); + gtk_object_set_data(GTK_OBJECT (edit_dialog), COLOR_FILTER, + colorf); + gtk_signal_connect (GTK_OBJECT (edit_dialog), "destroy", + GTK_SIGNAL_FUNC (edit_color_filter_destroy_cb), + NULL); + gtk_object_set_data(GTK_OBJECT (colorize_filter_fg), COLOR_FILTER, + colorf); + gtk_signal_connect (GTK_OBJECT (colorize_filter_fg), "clicked", + GTK_SIGNAL_FUNC (edit_color_filter_fg_cb), + filter); + gtk_object_set_data(GTK_OBJECT (colorize_filter_bg), COLOR_FILTER, + colorf); + gtk_signal_connect (GTK_OBJECT (colorize_filter_bg), "clicked", + GTK_SIGNAL_FUNC (edit_color_filter_bg_cb), + filter); + gtk_object_set_data(GTK_OBJECT (edit_color_filter_ok), COLOR_FILTERS_CL, + color_filters); + gtk_object_set_data(GTK_OBJECT (edit_color_filter_ok), COLOR_FILTER, + colorf); + gtk_signal_connect (GTK_OBJECT (edit_color_filter_ok), "clicked", + GTK_SIGNAL_FUNC (edit_color_filter_ok_cb), + edit_dialog); + gtk_signal_connect (GTK_OBJECT (edit_color_filter_cancel), "clicked", + GTK_SIGNAL_FUNC (edit_color_filter_cancel_cb), + edit_dialog); + + gtk_object_set_data (GTK_OBJECT (edit_dialog), "tooltips", tooltips); + gtk_widget_show (edit_dialog); +} + +/* Called when the dialog box is being destroyed; destroy any color + selection dialogs opened from this dialog, and null out the pointer + to this dialog. */ +static void +edit_color_filter_destroy_cb (GtkObject *object, + gpointer user_data) +{ + color_filter_t *colorf; + GtkWidget *color_sel; + + colorf = (color_filter_t *) gtk_object_get_data(GTK_OBJECT(object), + COLOR_FILTER); + + colorf->edit_dialog = NULL; + + /* Destroy any color selection dialogs this dialog had open. */ + color_sel = (GtkWidget *) gtk_object_get_data(object, COLOR_SELECTION_FG); + if (color_sel != NULL) + gtk_widget_destroy(color_sel); + color_sel = (GtkWidget *) gtk_object_get_data(object, COLOR_SELECTION_BG); + if (color_sel != NULL) + gtk_widget_destroy(color_sel); +} + +/* Pop up a color selection box to choose the foreground color. */ +static void +edit_color_filter_fg_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + color_filter_t *colorf; + GtkWidget *color_selection_fg; + + filter = (colfilter *)user_data; + colorf = (color_filter_t *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTER); + /* Do we already have one open for this dialog? */ + color_selection_fg = gtk_object_get_data(GTK_OBJECT (colorf->edit_dialog), + COLOR_SELECTION_FG); + if (color_selection_fg != NULL) { + /* Yes. Just reactivate it. */ + reactivate_window(color_selection_fg); + } else { + /* No. Create a new color selection box, and associate it with + this dialog. */ + color_selection_fg = color_sel_win_new(colorf, FALSE); + gtk_object_set_data(GTK_OBJECT (colorf->edit_dialog), COLOR_SELECTION_FG, + color_selection_fg); + gtk_object_set_data(GTK_OBJECT (color_selection_fg), + COLOR_SELECTION_PARENT, colorf->edit_dialog); + } +} + +/* Pop up a color selection box to choose the background color. */ +static void +edit_color_filter_bg_cb (GtkButton *button, + gpointer user_data) +{ + colfilter *filter; + color_filter_t *colorf; + GtkWidget *color_selection_bg; + + filter = (colfilter *)user_data; + colorf = (color_filter_t *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTER); + + /* Do we already have one open for this dialog? */ + color_selection_bg = gtk_object_get_data(GTK_OBJECT (colorf->edit_dialog), + COLOR_SELECTION_BG); + if (color_selection_bg != NULL) { + /* Yes. Just reactivate it. */ + reactivate_window(color_selection_bg); + } else { + /* No. Create a new color selection box, and associate it with + this dialog. */ + color_selection_bg = color_sel_win_new(colorf, TRUE); + gtk_object_set_data(GTK_OBJECT (colorf->edit_dialog), COLOR_SELECTION_BG, + color_selection_bg); + gtk_object_set_data(GTK_OBJECT (color_selection_bg), + COLOR_SELECTION_PARENT, colorf->edit_dialog); + } +} + +/* accept color (and potential content) change */ +static void +edit_color_filter_ok_cb (GtkButton *button, + gpointer user_data) +{ + GtkWidget *dialog; + GtkStyle *style; + GdkColor new_fg_color; + GdkColor new_bg_color; + gchar *filter_name; + gchar *filter_text; + color_filter_t *colorf; + dfilter *compiled_filter; + GtkWidget *color_filters; + + dialog = (GtkWidget *)user_data; + + style = gtk_widget_get_style(filt_name_entry); + new_bg_color = style->base[GTK_STATE_NORMAL]; + new_fg_color = style->fg[GTK_STATE_NORMAL]; + + filter_name = g_strdup(gtk_entry_get_text(GTK_ENTRY(filt_name_entry))); + filter_text = g_strdup(gtk_entry_get_text(GTK_ENTRY(filt_text_entry))); + + if(strchr(filter_name,'@') || strchr(filter_text,'@')){ + simple_dialog(ESD_TYPE_WARN,NULL, "Filter names and strings must not" + " use the '@' character. Filter unchanged."); + g_free(filter_name); + g_free(filter_text); + return; + } + + if(dfilter_compile(filter_text, &compiled_filter) != 0 ){ + simple_dialog(ESD_TYPE_WARN, NULL, "Filter \"%s\" did not compile correctly.\n" + " Please try again. Filter unchanged.\n%s\n", filter_name, + dfilter_error_msg); + } else { + color_filters = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTERS_CL); + colorf = (color_filter_t *) gtk_object_get_data(GTK_OBJECT(button), + COLOR_FILTER); + + if (colorf->filter_name != NULL) + g_free(colorf->filter_name); + colorf->filter_name = filter_name; + if (colorf->filter_text != NULL) + g_free(colorf->filter_text); + colorf->filter_text = filter_text; + colorf->fg_color = new_fg_color; + colorf->bg_color = new_bg_color; + gtk_clist_set_foreground(GTK_CLIST(color_filters), + cf.colors->row_selected, &new_fg_color); + gtk_clist_set_background(GTK_CLIST(color_filters), + cf.colors->row_selected, &new_bg_color); + if(colorf->c_colorfilter != NULL) + dfilter_destroy(colorf->c_colorfilter); + colorf->c_colorfilter = compiled_filter; + /* gtk_clist_set_text frees old text (if any) and allocates new space */ + gtk_clist_set_text(GTK_CLIST(color_filters), + cf.colors->row_selected, 0, filter_name); + gtk_clist_set_text(GTK_CLIST(color_filters), + cf.colors->row_selected, 1, filter_text); + + /* Destroy the dialog box. */ + gtk_widget_destroy(dialog); + } +} + +/* Exit dialog and do not process list */ +static void +edit_color_filter_cancel_cb (GtkObject *object, + gpointer user_data) +{ + GtkWidget *dialog; + + dialog = (GtkWidget *)user_data; + + /* Destroy the dialog box. */ + gtk_widget_destroy(dialog); +} + +static GtkWidget* +color_sel_win_new(color_filter_t *colorf, gboolean is_bg) +{ + gint title_len; + gchar *title; + static const gchar fg_title_format[] = "Choose foreground color for \"%s\""; + static const gchar bg_title_format[] = "Choose background color for \"%s\""; + GtkWidget *color_sel_win; + GdkColor *color; + GtkWidget *color_sel_ok; + GtkWidget *color_sel_cancel; + GtkWidget *color_sel_help; + + if (is_bg) { + color = &colorf->bg_color; + title_len = strlen(bg_title_format) + strlen(colorf->filter_name); + title = g_malloc(title_len + 1); + sprintf(title, bg_title_format, colorf->filter_name); + } else { + color = &colorf->fg_color; + title_len = strlen(fg_title_format) + strlen(colorf->filter_name); + title = g_malloc(title_len + 1); + sprintf(title, fg_title_format, colorf->filter_name); + } + color_sel_win = gtk_color_selection_dialog_new(title); + g_free(title); + gtk_object_set_data (GTK_OBJECT (color_sel_win), "color_sel_win", color_sel_win); + gtk_container_set_border_width (GTK_CONTAINER (color_sel_win), 10); + + if (color != NULL) { + gdouble cols[3]; + + cols[0] = (gdouble)color->red / 65536.0; + cols[1] = (gdouble)color->green / 65536.0; + cols[2] = (gdouble)color->blue / 65536.0; + + gtk_color_selection_set_color( + GTK_COLOR_SELECTION( + GTK_COLOR_SELECTION_DIALOG(color_sel_win)->colorsel), cols); + } + + color_sel_ok = GTK_COLOR_SELECTION_DIALOG (color_sel_win)->ok_button; + gtk_object_set_data (GTK_OBJECT (color_sel_win), "color_sel_ok", color_sel_ok); + gtk_widget_show (color_sel_ok); + GTK_WIDGET_SET_FLAGS (color_sel_ok, GTK_CAN_DEFAULT); + + color_sel_cancel = GTK_COLOR_SELECTION_DIALOG (color_sel_win)->cancel_button; + gtk_object_set_data (GTK_OBJECT (color_sel_win), "color_sel_cancel", color_sel_cancel); + gtk_widget_show (color_sel_cancel); + GTK_WIDGET_SET_FLAGS (color_sel_cancel, GTK_CAN_DEFAULT); + + + color_sel_help = GTK_COLOR_SELECTION_DIALOG (color_sel_win)->help_button; + gtk_object_set_data (GTK_OBJECT (color_sel_win), "color_sel_help", color_sel_help); + gtk_widget_show (color_sel_help); + + + GTK_WIDGET_SET_FLAGS (color_sel_help, GTK_CAN_DEFAULT); + gtk_signal_connect (GTK_OBJECT (color_sel_win), "destroy", + GTK_SIGNAL_FUNC (color_sel_cancel_cb), + color_sel_win); + + gtk_signal_connect (GTK_OBJECT (color_sel_ok), "clicked", + GTK_SIGNAL_FUNC (color_sel_ok_cb), + color_sel_win); + gtk_signal_connect (GTK_OBJECT (color_sel_cancel), "clicked", + GTK_SIGNAL_FUNC (color_sel_cancel_cb), + color_sel_win); + + gtk_widget_show(color_sel_win); + return color_sel_win; +} + +static void +color_sel_win_destroy(GtkWidget *sel_win) +{ + GtkWidget *parent; + GtkWidget *color_selection_fg, *color_selection_bg; + + /* Find the "Edit color filter" dialog box with which this is associated. */ + parent = (GtkWidget *)gtk_object_get_data(GTK_OBJECT (sel_win), + COLOR_SELECTION_PARENT); + + /* Find that dialog box's foreground and background color selection + boxes, if any. */ + color_selection_fg = gtk_object_get_data(GTK_OBJECT (parent), + COLOR_SELECTION_FG); + color_selection_bg = gtk_object_get_data(GTK_OBJECT (parent), + COLOR_SELECTION_BG); + + if (sel_win == color_selection_fg) { + /* This was its foreground color selection box; it isn't, anymore. */ + gtk_object_set_data(GTK_OBJECT (parent), COLOR_SELECTION_FG, NULL); + } + if (sel_win == color_selection_bg) { + /* This was its background color selection box; it isn't, anymore. */ + gtk_object_set_data(GTK_OBJECT (parent), COLOR_SELECTION_BG, NULL); + } + + /* Now destroy it. */ + gtk_widget_destroy(sel_win); +} + +/* Retrieve selected color */ +static void +color_sel_ok_cb (GtkButton *button, + gpointer user_data) +{ + GdkColor new_color; /* Color from color selection dialog */ + gdouble new_colors[3]; + GtkWidget *color_dialog; + GtkStyle *style; + GtkWidget *parent; + GtkWidget *color_selection_fg, *color_selection_bg; + gboolean is_bg; + + color_dialog = (GtkWidget *)user_data; + + gtk_color_selection_get_color(GTK_COLOR_SELECTION( + GTK_COLOR_SELECTION_DIALOG(color_dialog)->colorsel), new_colors); + + new_color.red = (guint16)(new_colors[0]*65535.0); + new_color.green = (guint16)(new_colors[1]*65535.0); + new_color.blue = (guint16)(new_colors[2]*65535.0); + + if ( ! get_color(&new_color) ){ + simple_dialog(ESD_TYPE_WARN, NULL, "Could not allocate color. Try again."); + } else { + /* Find the "Edit color filter" dialog box with which this is + associated. */ + parent = (GtkWidget *)gtk_object_get_data(GTK_OBJECT (color_dialog), + COLOR_SELECTION_PARENT); + + /* Find that dialog box's foreground and background color selection + boxes, if any. */ + color_selection_fg = gtk_object_get_data(GTK_OBJECT (parent), + COLOR_SELECTION_FG); + color_selection_bg = gtk_object_get_data(GTK_OBJECT (parent), + COLOR_SELECTION_BG); + is_bg = (color_dialog == color_selection_bg); + + color_sel_win_destroy(color_dialog); + + /* now apply the change to the fore/background */ + + style = gtk_style_copy(gtk_widget_get_style(filt_name_entry)); + if (is_bg) + style->base[GTK_STATE_NORMAL] = new_color; + else + style->fg[GTK_STATE_NORMAL] = new_color; + gtk_widget_set_style(filt_name_entry, style); + gtk_widget_set_style(filt_text_entry, style); + } +} + +/* Don't choose the selected color as the foreground or background + color for the filter. */ +static void +color_sel_cancel_cb (GtkObject *object, + gpointer user_data) +{ + GtkWidget *color_dialog; + color_dialog = (GtkWidget *)user_data; + /* nothing to change here. Just get rid of the dialog box. */ + + color_sel_win_destroy(color_dialog); +} + +static gboolean +get_color (GdkColor *new_color) +{ + GdkVisual *pv; + + if (!our_cmap) { + if ( !gdk_colormap_alloc_color (sys_cmap, new_color, FALSE, TRUE)) { + pv = gdk_visual_get_best(); + if ( !(our_cmap = gdk_colormap_new(pv, TRUE))) + simple_dialog(ESD_TYPE_WARN, NULL, "Could not create new colormap"); + } else + return (TRUE); + } + return ( gdk_colormap_alloc_color ( our_cmap, new_color, FALSE, TRUE) ); +} |