[PATCH] add menuconfig support to the front ends

This adds the support for the menuconfig to the front ends.
qconf also has now an ".." entry to make it more obvious
how to get to a parent menu.

scripts/kconfig/mconf.c

@@ -302,11 +302,8 @@ static void build_conf(struct menu *menu)
 					cprint1("%s%*c%s",
 						menu->data ? "-->" : "++>",
 						indent + 1, ' ', prompt);
-				} else {
-					if (menu->parent != &rootmenu)
-						cprint1("   %*c", indent + 1, ' ');
-					cprint1("%s  --->", prompt);
-				}
+				} else
+					cprint1("   %*c%s  --->", indent + 1, ' ', prompt);
 
 				cprint_done();
 				if (single_menu_mode && menu->data)
@@ -373,6 +370,11 @@ static void build_conf(struct menu *menu)
 		}
 		cprint_done();
 	} else {
+		if (menu == current_menu) {
+			cprint(":%p", menu);
+			cprint("---%*c%s", indent + 1, ' ', menu_get_prompt(menu));
+			goto conf_childs;
+		}
 		child_count++;
 		val = sym_get_tristate_value(sym);
 		if (sym_is_choice_value(sym) && val == yes) {
@@ -407,6 +409,11 @@ static void build_conf(struct menu *menu)
 		}
 		cprint1("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu),
 			sym_has_value(sym) ? "" : " (NEW)");
+		if (menu->prompt->type == P_MENU) {
+			cprint1("  --->");
+			cprint_done();
+			return;
+		}
 		cprint_done();
 	}
 
@@ -445,9 +452,9 @@ static void conf(struct menu *menu)
 			cprint(":");
 			cprint("--- ");
 			cprint("L");
-			cprint("Load an Alternate Configuration File");
+			cprint("    Load an Alternate Configuration File");
 			cprint("S");
-			cprint("Save Configuration to an Alternate File");
+			cprint("    Save Configuration to an Alternate File");
 		}
 		stat = exec_conf();
 		if (stat < 0)
@@ -484,6 +491,8 @@ static void conf(struct menu *menu)
 			case 't':
 				if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)
 					conf_choice(submenu);
+				else if (submenu->prompt->type == P_MENU)
+					conf(submenu);
 				break;
 			case 's':
 				conf_string(submenu);

scripts/kconfig/qconf.h

@@ -101,10 +101,14 @@ public slots:
 	void setAllOpen(bool open);
 	void setParentMenu(void);
 
+	template <class P>
+	void ConfigList::updateMenuList(P*, struct menu*);
+
 	bool updateAll;
 
 	QPixmap symbolYesPix, symbolModPix, symbolNoPix;
-	QPixmap choiceYesPix, choiceNoPix, menuPix, menuInvPix;
+	QPixmap choiceYesPix, choiceNoPix;
+	QPixmap menuPix, menuInvPix, menuBackPix;
 
 	bool showAll, showName, showRange, showData;
 	enum listMode mode;
@@ -121,12 +125,17 @@ class ConfigItem : public QListViewItem {
 	typedef class QListViewItem Parent;
 public:
 	ConfigItem(QListView *parent, ConfigItem *after, struct menu *m, bool v)
-	: Parent(parent, after), menu(m), visible(v)
+	: Parent(parent, after), menu(m), visible(v), goParent(false)
 	{
 		init();
 	}
 	ConfigItem(ConfigItem *parent, ConfigItem *after, struct menu *m, bool v)
-	: Parent(parent, after), menu(m), visible(v)
+	: Parent(parent, after), menu(m), visible(v), goParent(false)
+	{
+		init();
+	}
+	ConfigItem(QListView *parent, ConfigItem *after, bool v)
+	: Parent(parent, after), menu(0), visible(v), goParent(true)
 	{
 		init();
 	}
@@ -136,7 +145,7 @@ class ConfigItem : public QListViewItem {
 	void okRename(int col);
 #endif
 	void updateMenu(void);
-	bool updateNeeded(void);
+	void testUpdateMenu(bool v);
 	ConfigList* listView() const
 	{
 		return (ConfigList*)Parent::listView();
@@ -170,6 +179,7 @@ class ConfigItem : public QListViewItem {
 	ConfigItem* nextItem;
 	struct menu *menu;
 	bool visible;
+	bool goParent;
 };
 
 class ConfigLineEdit : public QLineEdit {
@@ -216,7 +226,9 @@ public slots:
 protected:
 	void closeEvent(QCloseEvent *e);
 
+	ConfigView *menuView;
 	ConfigList *menuList;
+	ConfigView *configView;
 	ConfigList *configList;
 	QTextView *helpText;
 	QToolBar *toolBar;