gconf.c

busybox最新版的源码:学习和应用的好东东,多的不说了,大家看后再说吧

/* Hey EMACS -*- linux-c -*- */
/*
 *
 * Copyright (C) 2002-2003 Romain Lievin <[e-mail]>
 * Released under the terms of the GNU GPL v2.0.
 *
 */

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include "lkc.h"
#include "images.c"

#include <glade/glade.h>
#include <gtk/gtk.h>
#include <glib.h>
#include <gdk/gdkkeysyms.h>

#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <time.h>
#include <stdlib.h>

//#define DEBUG

enum {
	SINGLE_VIEW, SPLIT_VIEW, FULL_VIEW
};

static gint view_mode = FULL_VIEW;
static gboolean show_name = TRUE;
static gboolean show_range = TRUE;
static gboolean show_value = TRUE;
static gboolean show_all = FALSE;
static gboolean show_debug = FALSE;
static gboolean resizeable = FALSE;

static gboolean config_changed = FALSE;

static char nohelp_text[] =
    N_("Sorry, no help available for this option yet.\n");

GtkWidget *main_wnd = NULL;
GtkWidget *tree1_w = NULL;	// left  frame
GtkWidget *tree2_w = NULL;	// right frame
GtkWidget *text_w = NULL;
GtkWidget *hpaned = NULL;
GtkWidget *vpaned = NULL;
GtkWidget *back_btn = NULL;

GtkTextTag *tag1, *tag2;
GdkColor color;

GtkTreeStore *tree1, *tree2, *tree;
GtkTreeModel *model1, *model2;
static GtkTreeIter *parents[256];
static gint indent;

static struct menu *current; // current node for SINGLE view
static struct menu *browsed; // browsed node for SPLIT view

enum {
	COL_OPTION, COL_NAME, COL_NO, COL_MOD, COL_YES, COL_VALUE,
	COL_MENU, COL_COLOR, COL_EDIT, COL_PIXBUF,
	COL_PIXVIS, COL_BTNVIS, COL_BTNACT, COL_BTNINC, COL_BTNRAD,
	COL_NUMBER
};

static void display_list(void);
static void display_tree(struct menu *menu);
static void display_tree_part(void);
static void update_tree(struct menu *src, GtkTreeIter * dst);
static void set_node(GtkTreeIter * node, struct menu *menu, gchar ** row);
static gchar **fill_row(struct menu *menu);


/* Helping/Debugging Functions */


const char *dbg_print_stype(int val)
{
	static char buf[256];

	memset(buf, 0, 256);

	if (val == S_UNKNOWN)
		strcpy(buf, "unknown");
	if (val == S_BOOLEAN)
		strcpy(buf, "boolean");
	if (val == S_TRISTATE)
		strcpy(buf, "tristate");
	if (val == S_INT)
		strcpy(buf, "int");
	if (val == S_HEX)
		strcpy(buf, "hex");
	if (val == S_STRING)
		strcpy(buf, "string");
	if (val == S_OTHER)
		strcpy(buf, "other");

#ifdef DEBUG
	printf("%s", buf);
#endif

	return buf;
}

const char *dbg_print_flags(int val)
{
	static char buf[256];

	memset(buf, 0, 256);

	if (val & SYMBOL_YES)
		strcat(buf, "yes/");
	if (val & SYMBOL_MOD)
		strcat(buf, "mod/");
	if (val & SYMBOL_NO)
		strcat(buf, "no/");
	if (val & SYMBOL_CONST)
		strcat(buf, "const/");
	if (val & SYMBOL_CHECK)
		strcat(buf, "check/");
	if (val & SYMBOL_CHOICE)
		strcat(buf, "choice/");
	if (val & SYMBOL_CHOICEVAL)
		strcat(buf, "choiceval/");
	if (val & SYMBOL_PRINTED)
		strcat(buf, "printed/");
	if (val & SYMBOL_VALID)
		strcat(buf, "valid/");
	if (val & SYMBOL_OPTIONAL)
		strcat(buf, "optional/");
	if (val & SYMBOL_WRITE)
		strcat(buf, "write/");
	if (val & SYMBOL_CHANGED)
		strcat(buf, "changed/");
	if (val & SYMBOL_NEW)
		strcat(buf, "new/");
	if (val & SYMBOL_AUTO)
		strcat(buf, "auto/");

	buf[strlen(buf) - 1] = '\0';
#ifdef DEBUG
	printf("%s", buf);
#endif

	return buf;
}

const char *dbg_print_ptype(int val)
{
	static char buf[256];

	memset(buf, 0, 256);

	if (val == P_UNKNOWN)
		strcpy(buf, "unknown");
	if (val == P_PROMPT)
		strcpy(buf, "prompt");
	if (val == P_COMMENT)
		strcpy(buf, "comment");
	if (val == P_MENU)
		strcpy(buf, "menu");
	if (val == P_DEFAULT)
		strcpy(buf, "default");
	if (val == P_CHOICE)
		strcpy(buf, "choice");

#ifdef DEBUG
	printf("%s", buf);
#endif

	return buf;
}


void replace_button_icon(GladeXML * xml, GdkDrawable * window,
			 GtkStyle * style, gchar * btn_name, gchar ** xpm)
{
	GdkPixmap *pixmap;
	GdkBitmap *mask;
	GtkToolButton *button;
	GtkWidget *image;

	pixmap = gdk_pixmap_create_from_xpm_d(window, &mask,
					      &style->bg[GTK_STATE_NORMAL],
					      xpm);

	button = GTK_TOOL_BUTTON(glade_xml_get_widget(xml, btn_name));
	image = gtk_image_new_from_pixmap(pixmap, mask);
	gtk_widget_show(image);
	gtk_tool_button_set_icon_widget(button, image);
}

/* Main Window Initialization */
void init_main_window(const gchar * glade_file)
{
	GladeXML *xml;
	GtkWidget *widget;
	GtkTextBuffer *txtbuf;
	char title[256];
	GtkStyle *style;

	xml = glade_xml_new(glade_file, "window1", NULL);
	if (!xml)
		g_error(_("GUI loading failed !\n"));
	glade_xml_signal_autoconnect(xml);

	main_wnd = glade_xml_get_widget(xml, "window1");
	hpaned = glade_xml_get_widget(xml, "hpaned1");
	vpaned = glade_xml_get_widget(xml, "vpaned1");
	tree1_w = glade_xml_get_widget(xml, "treeview1");
	tree2_w = glade_xml_get_widget(xml, "treeview2");
	text_w = glade_xml_get_widget(xml, "textview3");

	back_btn = glade_xml_get_widget(xml, "button1");
	gtk_widget_set_sensitive(back_btn, FALSE);

	widget = glade_xml_get_widget(xml, "show_name1");
	gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget,
				       show_name);

	widget = glade_xml_get_widget(xml, "show_range1");
	gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget,
				       show_range);

	widget = glade_xml_get_widget(xml, "show_data1");
	gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget,
				       show_value);

	style = gtk_widget_get_style(main_wnd);
	widget = glade_xml_get_widget(xml, "toolbar1");

#if 0	/* Use stock Gtk icons instead */
	replace_button_icon(xml, main_wnd->window, style,
			    "button1", (gchar **) xpm_back);
	replace_button_icon(xml, main_wnd->window, style,
			    "button2", (gchar **) xpm_load);
	replace_button_icon(xml, main_wnd->window, style,
			    "button3", (gchar **) xpm_save);
#endif
	replace_button_icon(xml, main_wnd->window, style,
			    "button4", (gchar **) xpm_single_view);
	replace_button_icon(xml, main_wnd->window, style,
			    "button5", (gchar **) xpm_split_view);
	replace_button_icon(xml, main_wnd->window, style,
			    "button6", (gchar **) xpm_tree_view);

#if 0
	switch (view_mode) {
	case SINGLE_VIEW:
		widget = glade_xml_get_widget(xml, "button4");
		g_signal_emit_by_name(widget, "clicked");
		break;
	case SPLIT_VIEW:
		widget = glade_xml_get_widget(xml, "button5");
		g_signal_emit_by_name(widget, "clicked");
		break;
	case FULL_VIEW:
		widget = glade_xml_get_widget(xml, "button6");
		g_signal_emit_by_name(widget, "clicked");
		break;
	}
#endif
	txtbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w));
	tag1 = gtk_text_buffer_create_tag(txtbuf, "mytag1",
					  "foreground", "red",
					  "weight", PANGO_WEIGHT_BOLD,
					  NULL);
	tag2 = gtk_text_buffer_create_tag(txtbuf, "mytag2",
					  /*"style", PANGO_STYLE_OBLIQUE, */
					  NULL);

	sprintf(title, _("BusyBox %s Configuration"),
		getenv("KERNELVERSION"));
	gtk_window_set_title(GTK_WINDOW(main_wnd), title);

	gtk_widget_show(main_wnd);
}

void init_tree_model(void)
{
	gint i;

	tree = tree2 = gtk_tree_store_new(COL_NUMBER,
					  G_TYPE_STRING, G_TYPE_STRING,
					  G_TYPE_STRING, G_TYPE_STRING,
					  G_TYPE_STRING, G_TYPE_STRING,
					  G_TYPE_POINTER, GDK_TYPE_COLOR,
					  G_TYPE_BOOLEAN, GDK_TYPE_PIXBUF,
					  G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
					  G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
					  G_TYPE_BOOLEAN);
	model2 = GTK_TREE_MODEL(tree2);

	for (parents[0] = NULL, i = 1; i < 256; i++)
		parents[i] = (GtkTreeIter *) g_malloc(sizeof(GtkTreeIter));

	tree1 = gtk_tree_store_new(COL_NUMBER,
				   G_TYPE_STRING, G_TYPE_STRING,
				   G_TYPE_STRING, G_TYPE_STRING,
				   G_TYPE_STRING, G_TYPE_STRING,
				   G_TYPE_POINTER, GDK_TYPE_COLOR,
				   G_TYPE_BOOLEAN, GDK_TYPE_PIXBUF,
				   G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
				   G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
				   G_TYPE_BOOLEAN);
	model1 = GTK_TREE_MODEL(tree1);
}

void init_left_tree(void)
{
	GtkTreeView *view = GTK_TREE_VIEW(tree1_w);
	GtkCellRenderer *renderer;
	GtkTreeSelection *sel;
	GtkTreeViewColumn *column;

	gtk_tree_view_set_model(view, model1);
	gtk_tree_view_set_headers_visible(view, TRUE);
	gtk_tree_view_set_rules_hint(view, FALSE);

	column = gtk_tree_view_column_new();
	gtk_tree_view_append_column(view, column);
	gtk_tree_view_column_set_title(column, _("Options"));

	renderer = gtk_cell_renderer_toggle_new();
	gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column),
					renderer, FALSE);
	gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column),
					    renderer,
					    "active", COL_BTNACT,
					    "inconsistent", COL_BTNINC,
					    "visible", COL_BTNVIS,
					    "radio", COL_BTNRAD, NULL);
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column),
					renderer, FALSE);
	gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column),
					    renderer,
					    "text", COL_OPTION,
					    "foreground-gdk",
					    COL_COLOR, NULL);

	sel = gtk_tree_view_get_selection(view);
	gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE);
	gtk_widget_realize(tree1_w);
}

static void renderer_edited(GtkCellRendererText * cell,
			    const gchar * path_string,
			    const gchar * new_text, gpointer user_data);
static void renderer_toggled(GtkCellRendererToggle * cellrenderertoggle,
			     gchar * arg1, gpointer user_data);

void init_right_tree(void)
{
	GtkTreeView *view = GTK_TREE_VIEW(tree2_w);
	GtkCellRenderer *renderer;
	GtkTreeSelection *sel;
	GtkTreeViewColumn *column;
	gint i;

	gtk_tree_view_set_model(view, model2);
	gtk_tree_view_set_headers_visible(view, TRUE);
	gtk_tree_view_set_rules_hint(view, FALSE);

	column = gtk_tree_view_column_new();
	gtk_tree_view_append_column(view, column);
	gtk_tree_view_column_set_title(column, _("Options"));

	renderer = gtk_cell_renderer_pixbuf_new();
	gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column),
					renderer, FALSE);
	gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column),
					    renderer,
					    "pixbuf", COL_PIXBUF,
					    "visible", COL_PIXVIS, NULL);
	renderer = gtk_cell_renderer_toggle_new();
	gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column),
					renderer, FALSE);
	gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column),
					    renderer,
					    "active", COL_BTNACT,
					    "inconsistent", COL_BTNINC,
					    "visible", COL_BTNVIS,
					    "radio", COL_BTNRAD, NULL);
	/*g_signal_connect(G_OBJECT(renderer), "toggled",
	   G_CALLBACK(renderer_toggled), NULL); */
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column),
					renderer, FALSE);
	gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column),
					    renderer,
					    "text", COL_OPTION,
					    "foreground-gdk",
					    COL_COLOR, NULL);

	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_insert_column_with_attributes(view, -1,
						    _("Name"), renderer,
						    "text", COL_NAME,
						    "foreground-gdk",
						    COL_COLOR, NULL);
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_insert_column_with_attributes(view, -1,
						    "N", renderer,
						    "text", COL_NO,
						    "foreground-gdk",
						    COL_COLOR, NULL);
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_insert_column_with_attributes(view, -1,
						    "M", renderer,
						    "text", COL_MOD,
						    "foreground-gdk",
						    COL_COLOR, NULL);
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_insert_column_with_attributes(view, -1,
						    "Y", renderer,
						    "text", COL_YES,
						    "foreground-gdk",
						    COL_COLOR, NULL);
	renderer = gtk_cell_renderer_text_new();
	gtk_tree_view_insert_column_with_attributes(view, -1,
						    _("Value"), renderer,
						    "text", COL_VALUE,
						    "editable",
						    COL_EDIT,
						    "foreground-gdk",
						    COL_COLOR, NULL);
	g_signal_connect(G_OBJECT(renderer), "edited",
			 G_CALLBACK(renderer_edited), NULL);

	column = gtk_tree_view_get_column(view, COL_NAME);
	gtk_tree_view_column_set_visible(column, show_name);
	column = gtk_tree_view_get_column(view, COL_NO);
	gtk_tree_view_column_set_visible(column, show_range);
	column = gtk_tree_view_get_column(view, COL_MOD);
	gtk_tree_view_column_set_visible(column, show_range);
	column = gtk_tree_view_get_column(view, COL_YES);
	gtk_tree_view_column_set_visible(column, show_range);
	column = gtk_tree_view_get_column(view, COL_VALUE);
	gtk_tree_view_column_set_visible(column, show_value);

	if (resizeable) {
		for (i = 0; i < COL_VALUE; i++) {
			column = gtk_tree_view_get_column(view, i);
			gtk_tree_view_column_set_resizable(column, TRUE);
		}
	}

	sel = gtk_tree_view_get_selection(view);
	gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE);
}


/* Utility Functions */


static void text_insert_help(struct menu *menu)
{
	GtkTextBuffer *buffer;
	GtkTextIter start, end;
	const char *prompt = menu_get_prompt(menu);
	gchar *name;
	const char *help = _(nohelp_text);

	if (!menu->sym)
		help = "";
	else if (menu->sym->help)
		help = _(menu->sym->help);

	if (menu->sym && menu->sym->name)
		name = g_strdup_printf(_(menu->sym->name));
	else
		name = g_strdup("");

	buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w));
	gtk_text_buffer_get_bounds(buffer, &start, &end);
	gtk_text_buffer_delete(buffer, &start, &end);
	gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text_w), 15);

	gtk_text_buffer_get_end_iter(buffer, &end);
	gtk_text_buffer_insert_with_tags(buffer, &end, prompt, -1, tag1,
					 NULL);
	gtk_text_buffer_insert_at_cursor(buffer, " ", 1);
	gtk_text_buffer_get_end_iter(buffer, &end);
	gtk_text_buffer_insert_with_tags(buffer, &end, name, -1, tag1,
					 NULL);
	gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2);
	gtk_text_buffer_get_end_iter(buffer, &end);
	gtk_text_buffer_insert_with_tags(buffer, &end, help, -1, tag2,
					 NULL);
}


static void text_insert_msg(const char *title, const char *message)
{
	GtkTextBuffer *buffer;
	GtkTextIter start, end;
	const char *msg = message;

	buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w));
	gtk_text_buffer_get_bounds(buffer, &start, &end);
	gtk_text_buffer_delete(buffer, &start, &end);
	gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text_w), 15);

	gtk_text_buffer_get_end_iter(buffer, &end);
	gtk_text_buffer_insert_with_tags(buffer, &end, title, -1, tag1,
					 NULL);
	gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2);
	gtk_text_buffer_get_end_iter(buffer, &end);
	gtk_text_buffer_insert_with_tags(buffer, &end, msg, -1, tag2,
					 NULL);
}


/* Main Windows Callbacks */

void on_save1_activate(GtkMenuItem * menuitem, gpointer user_data);
gboolean on_window1_delete_event(GtkWidget * widget, GdkEvent * event,
				 gpointer user_data)
{
	GtkWidget *dialog, *label;
	gint result;

	if (config_changed == FALSE)
		return FALSE;

	dialog = gtk_dialog_new_with_buttons(_("Warning !"),
					     GTK_WINDOW(main_wnd),
					     (GtkDialogFlags)
					     (GTK_DIALOG_MODAL |
					      GTK_DIALOG_DESTROY_WITH_PARENT),
					     GTK_STOCK_OK,
					     GTK_RESPONSE_YES,
					     GTK_STOCK_NO,
					     GTK_RESPONSE_NO,
					     GTK_STOCK_CANCEL,
					     GTK_RESPONSE_CANCEL, NULL);
	gtk_dialog_set_default_response(GTK_DIALOG(dialog),
					GTK_RESPONSE_CANCEL);

	label = gtk_label_new(_("\nSave configuration ?\n"));
	gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), label);
	gtk_widget_show(label);