1 files changed, 1073 insertions, 0 deletions

diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
new file mode 100644
index 0000000..feefa1c
--- a/dev/null
+++ b/scripts/kconfig/qconf.cc
@@ -0,0 +1,1073 @@
+/*
+ * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
+ * Released under the terms of the GNU GPL v2.0.
+ */
+
+#include <qapplication.h>
+#include <qmainwindow.h>
+#include <qtoolbar.h>
+#include <qvbox.h>
+#include <qsplitter.h>
+#include <qlistview.h>
+#include <qtextview.h>
+#include <qlineedit.h>
+#include <qmenubar.h>
+#include <qmessagebox.h>
+#include <qaction.h>
+#include <qheader.h>
+#include <qfiledialog.h>
+#include <qregexp.h>
+#include <stdlib.h>
+
+#include "lkc.h"
+#include "qconf.h"
+
+#include "qconf.moc"
+#include "images.c"
+
+static QApplication *configApp;
+
+/*
+ * update all the children of a menu entry
+ *   removes/adds the entries from the parent widget as necessary
+ *
+ * parent: either the menu list widget or a menu entry widget
+ * menu: entry to be updated
+ */
+template <class P>
+static void updateMenuList(P* parent, struct menu* menu)
+{
+	struct menu* child;
+	ConfigList* list = parent->listView();
+	ConfigItem* item;
+	ConfigItem* last;
+	bool visible;
+	bool showAll = list->showAll;
+	enum listMode mode = list->mode;
+	enum prop_type type;
+
+	if (!menu) {
+		while ((item = parent->firstChild()))
+			delete item;
+		return;
+	}
+
+	last = 0;
+	for (child = menu->list; child; child = child->next) {
+		item = last ? last->nextSibling() : parent->firstChild();
+		type = child->prompt ? child->prompt->type : P_UNKNOWN;
+
+		switch (mode) {
+		case menuMode:
+			if (type != P_ROOTMENU)
+				goto hide;
+			break;
+		case symbolMode:
+			if (type == P_ROOTMENU)
+				goto hide;
+			break;
+		default:
+			break;
+		}
+
+		visible = menu_is_visible(child);
+		if (showAll || visible) {
+			if (!item || item->menu != child)
+				item = new ConfigItem(parent, last, child);
+			item->visible = visible;
+			item->updateMenu();
+
+			if (mode == fullMode || mode == menuMode ||
+			    (type != P_MENU && type != P_ROOTMENU))
+				updateMenuList(item, child);
+			else
+				updateMenuList(item, 0);
+			last = item;
+			continue;
+		}
+	hide:	
+		if (item && item->menu == child) {
+			last = parent->firstChild();
+			if (last == item)
+				last = 0;
+			else while (last->nextSibling() != item)
+				last = last->nextSibling();
+			delete item;
+		}
+	}
+}
+
+#if QT_VERSION >= 300
+/*
+ * set the new data
+ * TODO check the value
+ */
+void ConfigItem::okRename(int col)
+{
+	Parent::okRename(col);
+	sym_set_string_value(menu->sym, text(dataColIdx).latin1());
+}
+#endif
+
+/*
+ * update the displayed of a menu entry
+ */
+void ConfigItem::updateMenu(void)
+{
+	ConfigList* list;
+	struct symbol* sym;
+	QString prompt;
+	int type;
+	enum prop_type ptype;
+	tristate expr;
+	bool update;
+
+	list = listView();
+	update = doInit;
+	if (update)
+		doInit = false;
+	else
+		update = list->updateAll;
+
+	sym = menu->sym;
+	if (!sym) {
+		if (update) {
+			setText(promptColIdx, menu_get_prompt(menu));
+			ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+			if ((ptype == P_ROOTMENU || ptype == P_MENU) &&
+			    (list->mode == singleMode || list->mode == symbolMode))
+				setPixmap(promptColIdx, list->menuPix);
+			else
+				setPixmap(promptColIdx, 0);
+		}
+		return;
+	}
+
+	sym_calc_value(sym);
+	if (!(sym->flags & SYMBOL_CHANGED) && !update)
+		return;
+
+	sym->flags &= ~SYMBOL_CHANGED;
+
+	setText(nameColIdx, menu->sym->name);
+
+	type = sym_get_type(sym);
+	switch (type) {
+	case S_BOOLEAN:
+	case S_TRISTATE:
+		char ch;
+
+		prompt = menu_get_prompt(menu);
+		if (!sym_is_changable(sym) && !list->showAll) {
+			setText(noColIdx, 0);
+			setText(modColIdx, 0);
+			setText(yesColIdx, 0);
+			break;
+		}
+		expr = sym_get_tristate_value(sym);
+		switch (expr) {
+		case yes:
+			if (sym_is_choice_value(sym) && type == S_BOOLEAN)
+				setPixmap(promptColIdx, list->choiceYesPix);
+			else
+				setPixmap(promptColIdx, list->symbolYesPix);
+			setText(yesColIdx, "Y");
+			ch = 'Y';
+			break;
+		case mod:
+			setPixmap(promptColIdx, list->symbolModPix);
+			setText(modColIdx, "M");
+			ch = 'M';
+			break;
+		default:
+			if (sym_is_choice_value(sym) && type == S_BOOLEAN)
+				setPixmap(promptColIdx, list->choiceNoPix);
+			else
+				setPixmap(promptColIdx, list->symbolNoPix);
+			setText(noColIdx, "N");
+			ch = 'N';
+			break;
+		}
+		if (expr != no)
+			setText(noColIdx, sym_tristate_within_range(sym, no) ? "_" : 0);
+		if (expr != mod)
+			setText(modColIdx, sym_tristate_within_range(sym, mod) ? "_" : 0);
+		if (expr != yes)
+			setText(yesColIdx, sym_tristate_within_range(sym, yes) ? "_" : 0);
+
+		setText(dataColIdx, QChar(ch));
+		break;
+	case S_INT:
+	case S_HEX:
+	case S_STRING:
+		const char* data;
+
+		data = sym_get_string_value(sym);
+#if QT_VERSION >= 300
+		setRenameEnabled(list->mapIdx(dataColIdx), TRUE);
+#endif
+		setText(dataColIdx, data);
+		if (type == S_STRING)
+			prompt.sprintf("%s: %s", menu_get_prompt(menu), data);
+		else
+			prompt.sprintf("(%s) %s", data, menu_get_prompt(menu));
+		break;
+	}
+	if (!sym_has_value(sym) && visible)
+		prompt += " (NEW)";
+	setText(promptColIdx, prompt);
+}
+
+void ConfigItem::paintCell(QPainter* p, const QColorGroup& cg, int column, int width, int align)
+{
+	ConfigList* list = listView();
+
+	if (visible) {
+		if (isSelected() && !list->hasFocus() && list->mode == menuMode)
+			Parent::paintCell(p, list->inactivedColorGroup, column, width, align);
+		else
+			Parent::paintCell(p, cg, column, width, align);
+	} else
+		Parent::paintCell(p, list->disabledColorGroup, column, width, align);
+}
+
+/*
+ * construct a menu entry
+ */
+void ConfigItem::init(void)
+{
+	ConfigList* list = listView();
+#if QT_VERSION < 300
+	visible = TRUE;
+#endif
+	//menu->data = this;
+	if (list->mode != fullMode)
+		setOpen(TRUE);
+	doInit= true;
+}
+
+/*
+ * destruct a menu entry
+ */
+ConfigItem::~ConfigItem(void)
+{
+	//menu->data = 0;
+}
+
+void ConfigLineEdit::show(ConfigItem* i)
+{
+	item = i;
+	if (sym_get_string_value(item->menu->sym))
+		setText(sym_get_string_value(item->menu->sym));
+	else
+		setText(0);
+	Parent::show();
+	setFocus();
+}
+
+void ConfigLineEdit::keyPressEvent(QKeyEvent* e)
+{
+	switch (e->key()) {
+	case Key_Escape:
+		break;
+	case Key_Return:
+	case Key_Enter:
+		sym_set_string_value(item->menu->sym, text().latin1());
+		emit lineChanged(item);
+		break;
+	default:
+		Parent::keyPressEvent(e);
+		return;
+	}
+	e->accept();
+	hide();
+}
+
+ConfigList::ConfigList(QWidget* p, ConfigView* cv)
+	: Parent(p), cview(cv),
+	  updateAll(false),
+	  symbolYesPix(xpm_symbol_yes), symbolModPix(xpm_symbol_mod), symbolNoPix(xpm_symbol_no),
+	  choiceYesPix(xpm_choice_yes), choiceNoPix(xpm_choice_no), menuPix(xpm_menu), menuInvPix(xpm_menu_inv),
+	  showAll(false), showName(false), showRange(false), showData(false),
+	  rootEntry(0)
+{
+	int i;
+
+	setSorting(-1);
+	setRootIsDecorated(TRUE);
+	disabledColorGroup = palette().active();
+	disabledColorGroup.setColor(QColorGroup::Text, palette().disabled().text());
+	inactivedColorGroup = palette().active();
+	inactivedColorGroup.setColor(QColorGroup::Highlight, palette().disabled().highlight());
+
+	connect(this, SIGNAL(selectionChanged(void)),
+		SLOT(updateSelection(void)));
+
+	for (i = 0; i < colNr; i++)
+		colMap[i] = colRevMap[i] = -1;
+	addColumn(promptColIdx, "Option");
+
+	reinit();
+}
+
+void ConfigList::reinit(void)
+{
+	removeColumn(dataColIdx);
+	removeColumn(yesColIdx);
+	removeColumn(modColIdx);
+	removeColumn(noColIdx);
+	removeColumn(nameColIdx);
+
+	if (showName)
+		addColumn(nameColIdx, "Name");
+	if (showRange) {
+		addColumn(noColIdx, "N");
+		addColumn(modColIdx, "M");
+		addColumn(yesColIdx, "Y");
+	}
+	if (showData)
+		addColumn(dataColIdx, "Value");
+
+	updateListAll();
+}
+
+void ConfigList::updateSelection(void)
+{
+	struct menu *menu;
+	enum prop_type type;
+
+	ConfigItem* item = (ConfigItem*)selectedItem();
+	if (!item)
+		return;
+
+	cview->setHelp(item);
+
+	menu = item->menu;
+	type = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+	if (mode == menuMode && (type == P_MENU || type == P_ROOTMENU))
+		emit menuSelected(menu);
+}
+
+void ConfigList::updateList(ConfigItem* item)
+{
+	(void)item;	// unused so far
+	updateMenuList(this, rootEntry);
+}
+
+void ConfigList::setAllOpen(bool open)
+{
+	QListViewItemIterator it(this);
+
+	for (; it.current(); it++)
+		it.current()->setOpen(open);
+}
+
+void ConfigList::setValue(ConfigItem* item, tristate val)
+{
+	struct symbol* sym;
+	int type;
+	tristate oldval;
+
+	sym = item->menu->sym;
+	if (!sym)
+		return;
+
+	type = sym_get_type(sym);
+	switch (type) {
+	case S_BOOLEAN:
+	case S_TRISTATE:
+		oldval = sym_get_tristate_value(sym);
+
+		if (!sym_set_tristate_value(sym, val))
+			return;
+		if (oldval == no && item->menu->list)
+			item->setOpen(TRUE);
+		emit symbolChanged(item);
+		break;
+	}
+}
+
+void ConfigList::changeValue(ConfigItem* item)
+{
+	struct symbol* sym;
+	struct menu* menu;
+	int type, oldexpr, newexpr;
+
+	menu = item->menu;
+	sym = menu->sym;
+	if (!sym) {
+		if (item->menu->list)
+			item->setOpen(!item->isOpen());
+		return;
+	}
+
+	type = sym_get_type(sym);
+	switch (type) {
+	case S_BOOLEAN:
+	case S_TRISTATE:
+		oldexpr = sym_get_tristate_value(sym);
+		newexpr = sym_toggle_tristate_value(sym);
+		if (item->menu->list) {
+			if (oldexpr == newexpr)
+				item->setOpen(!item->isOpen());
+			else if (oldexpr == no)
+				item->setOpen(TRUE);
+		}
+		if (oldexpr != newexpr)
+			emit symbolChanged(item);
+		break;
+	case S_INT:
+	case S_HEX:
+	case S_STRING:
+#if QT_VERSION >= 300
+		if (colMap[dataColIdx] >= 0)
+			item->startRename(colMap[dataColIdx]);
+		else
+#endif
+			lineEdit->show(item);
+		break;
+	}
+}
+
+void ConfigList::setRootMenu(struct menu *menu)
+{
+	enum prop_type type;
+
+	if (rootEntry == menu)
+		return;
+	type = menu && menu->prompt ? menu->prompt->type : P_UNKNOWN;
+	if (type != P_MENU && type != P_ROOTMENU)
+		return;
+	updateMenuList(this, 0);
+	rootEntry = menu;
+	updateListAll();
+	setSelected(currentItem(), hasFocus());
+}
+
+void ConfigList::setParentMenu(void)
+{
+	ConfigItem* item;
+	struct menu *oldroot, *newroot;
+
+	oldroot = rootEntry;
+	newroot = menu_get_parent_menu(oldroot);
+	if (newroot == oldroot)
+		return;
+	setRootMenu(newroot);
+
+	QListViewItemIterator it(this);
+	for (; (item = (ConfigItem*)it.current()); it++) {
+		if (item->menu == oldroot) {
+			setCurrentItem(item);
+			ensureItemVisible(item);
+			break;
+		}
+	}
+}
+
+void ConfigList::keyPressEvent(QKeyEvent* ev)
+{
+	QListViewItem* i = currentItem();
+	ConfigItem* item;
+	struct menu *menu;
+	enum prop_type type;
+
+	if (ev->key() == Key_Escape && mode != fullMode) {
+		emit parentSelected();
+		ev->accept();
+		return;
+	}
+
+	if (!i) {
+		Parent::keyPressEvent(ev);
+		return;
+	}
+	item = (ConfigItem*)i;
+
+	switch (ev->key()) {
+	case Key_Return:
+	case Key_Enter:
+		menu = item->menu;
+		type = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+		if ((type == P_MENU || type == P_ROOTMENU) && mode != fullMode) {
+			emit menuSelected(menu);
+			break;
+		}
+	case Key_Space:
+		changeValue(item);
+		break;
+	case Key_N:
+		setValue(item, no);
+		break;
+	case Key_M:
+		setValue(item, mod);
+		break;
+	case Key_Y:
+		setValue(item, yes);
+		break;
+	default:
+		Parent::keyPressEvent(ev);
+		return;
+	}
+	ev->accept();
+}
+
+void ConfigList::contentsMousePressEvent(QMouseEvent* e)
+{
+	//QPoint p(contentsToViewport(e->pos()));
+	//printf("contentsMousePressEvent: %d,%d\n", p.x(), p.y());
+	QListView::contentsMousePressEvent(e);
+}
+
+void ConfigList::contentsMouseReleaseEvent(QMouseEvent* e)
+{
+	QPoint p(contentsToViewport(e->pos()));
+	ConfigItem* item = (ConfigItem*)itemAt(p);
+	struct menu *menu;
+	const QPixmap* pm;
+	int idx, x;
+
+	if (!item)
+		goto skip;
+
+	menu = item->menu;
+	x = header()->offset() + p.x();
+	idx = colRevMap[header()->sectionAt(x)];
+	switch (idx) {
+	case promptColIdx:
+		pm = item->pixmap(promptColIdx);
+		if (pm) {
+			int off = header()->sectionPos(0) + itemMargin() +
+				treeStepSize() * (item->depth() + (rootIsDecorated() ? 1 : 0));
+			if (x >= off && x < off + pm->width()) {
+				if (menu->sym)
+					changeValue(item);
+				else
+					emit menuSelected(menu);
+			}
+		}
+		break;
+	case noColIdx:
+		setValue(item, no);
+		break;
+	case modColIdx:
+		setValue(item, mod);
+		break;
+	case yesColIdx:
+		setValue(item, yes);
+		break;
+	case dataColIdx:
+		changeValue(item);
+		break;
+	}
+
+skip:
+	//printf("contentsMouseReleaseEvent: %d,%d\n", p.x(), p.y());
+	QListView::contentsMouseReleaseEvent(e);
+}
+
+void ConfigList::contentsMouseMoveEvent(QMouseEvent* e)
+{
+	//QPoint p(contentsToViewport(e->pos()));
+	//printf("contentsMouseMoveEvent: %d,%d\n", p.x(), p.y());
+	QListView::contentsMouseMoveEvent(e);
+}
+
+void ConfigList::contentsMouseDoubleClickEvent(QMouseEvent* e)
+{
+	QPoint p(contentsToViewport(e->pos()));
+	ConfigItem* item = (ConfigItem*)itemAt(p);
+	struct menu *menu;
+	enum prop_type ptype;
+
+	if (!item)
+		goto skip;
+	menu = item->menu;
+	ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+	if ((ptype == P_ROOTMENU || ptype == P_MENU) &&
+	    (mode == singleMode || mode == symbolMode))
+		emit menuSelected(menu);
+
+skip:
+	//printf("contentsMouseDoubleClickEvent: %d,%d\n", p.x(), p.y());
+	QListView::contentsMouseDoubleClickEvent(e);
+}
+
+void ConfigList::focusInEvent(QFocusEvent *e)
+{
+	Parent::focusInEvent(e);
+
+	QListViewItem* item = currentItem();
+	if (!item)
+		return;
+
+	setSelected(item, TRUE);
+	emit gotFocus();
+}
+
+/*
+ * Construct the complete config widget
+ */
+ConfigView::ConfigView(void)
+{
+	QMenuBar* menu;
+	QSplitter* split1;
+	QSplitter* split2;
+
+	showDebug = false;
+
+	split1 = new QSplitter(this);
+	split1->setOrientation(QSplitter::Horizontal);
+	setCentralWidget(split1);
+
+	menuList = new ConfigList(split1, this);
+
+	split2 = new QSplitter(split1);
+	split2->setOrientation(QSplitter::Vertical);
+
+	// create config tree
+	QVBox* box = new QVBox(split2);
+	configList = new ConfigList(box, this);
+	configList->lineEdit = new ConfigLineEdit(box);
+	configList->lineEdit->hide();
+	configList->connect(configList, SIGNAL(symbolChanged(ConfigItem*)),
+			    configList, SLOT(updateList(ConfigItem*)));
+	configList->connect(configList, SIGNAL(symbolChanged(ConfigItem*)),
+			    menuList, SLOT(updateList(ConfigItem*)));
+	configList->connect(configList->lineEdit, SIGNAL(lineChanged(ConfigItem*)),
+			    SLOT(updateList(ConfigItem*)));
+
+	helpText = new QTextView(split2);
+	helpText->setTextFormat(Qt::RichText);
+
+	setTabOrder(configList, helpText);
+	configList->setFocus();
+
+	menu = menuBar();
+	toolBar = new QToolBar("Tools", this);
+
+	backAction = new QAction("Back", QPixmap(xpm_back), "Back", 0, this);
+	  connect(backAction, SIGNAL(activated()), SLOT(goBack()));
+	  backAction->setEnabled(FALSE);
+	QAction *quitAction = new QAction("Quit", "&Quit", CTRL+Key_Q, this);
+	  connect(quitAction, SIGNAL(activated()), SLOT(close()));
+	QAction *loadAction = new QAction("Load", QPixmap(xpm_load), "&Load", CTRL+Key_L, this);
+	  connect(loadAction, SIGNAL(activated()), SLOT(loadConfig()));
+	QAction *saveAction = new QAction("Save", QPixmap(xpm_save), "&Save", CTRL+Key_S, this);
+	  connect(saveAction, SIGNAL(activated()), SLOT(saveConfig()));
+	QAction *saveAsAction = new QAction("Save As...", "Save &As...", 0, this);
+	  connect(saveAsAction, SIGNAL(activated()), SLOT(saveConfigAs()));
+	QAction *singleViewAction = new QAction("Single View", QPixmap(xpm_single_view), "Split View", 0, this);
+	  connect(singleViewAction, SIGNAL(activated()), SLOT(showSingleView()));
+	QAction *splitViewAction = new QAction("Split View", QPixmap(xpm_split_view), "Split View", 0, this);
+	  connect(splitViewAction, SIGNAL(activated()), SLOT(showSplitView()));
+	QAction *fullViewAction = new QAction("Full View", QPixmap(xpm_tree_view), "Full View", 0, this);
+	  connect(fullViewAction, SIGNAL(activated()), SLOT(showFullView()));
+
+	QAction *showNameAction = new QAction(NULL, "Show Name", 0, this);
+	  showNameAction->setToggleAction(TRUE);
+	  showNameAction->setOn(configList->showName);
+	  connect(showNameAction, SIGNAL(toggled(bool)), SLOT(setShowName(bool)));
+	QAction *showRangeAction = new QAction(NULL, "Show Range", 0, this);
+	  showRangeAction->setToggleAction(TRUE);
+	  showRangeAction->setOn(configList->showRange);
+	  connect(showRangeAction, SIGNAL(toggled(bool)), SLOT(setShowRange(bool)));
+	QAction *showDataAction = new QAction(NULL, "Show Data", 0, this);
+	  showDataAction->setToggleAction(TRUE);
+	  showDataAction->setOn(configList->showData);
+	  connect(showDataAction, SIGNAL(toggled(bool)), SLOT(setShowData(bool)));
+	QAction *showAllAction = new QAction(NULL, "Show All Options", 0, this);
+	  showAllAction->setToggleAction(TRUE);
+	  showAllAction->setOn(configList->showAll);
+	  connect(showAllAction, SIGNAL(toggled(bool)), SLOT(setShowAll(bool)));
+	QAction *showDebugAction = new QAction(NULL, "Show Debug Info", 0, this);
+	  showDebugAction->setToggleAction(TRUE);
+	  showDebugAction->setOn(showDebug);
+	  connect(showDebugAction, SIGNAL(toggled(bool)), SLOT(setShowDebug(bool)));
+
+	// init tool bar
+	backAction->addTo(toolBar);
+	toolBar->addSeparator();
+	loadAction->addTo(toolBar);
+	saveAction->addTo(toolBar);
+	toolBar->addSeparator();
+	singleViewAction->addTo(toolBar);
+	splitViewAction->addTo(toolBar);
+	fullViewAction->addTo(toolBar);
+
+	// create config menu
+	QPopupMenu* config = new QPopupMenu(this);
+	menu->insertItem("&File", config);
+	loadAction->addTo(config);
+	saveAction->addTo(config);
+	saveAsAction->addTo(config);
+	config->insertSeparator();
+	quitAction->addTo(config);
+
+	// create options menu
+	QPopupMenu* optionMenu = new QPopupMenu(this);
+	menu->insertItem("&Option", optionMenu);
+	showNameAction->addTo(optionMenu);
+	showRangeAction->addTo(optionMenu);
+	showDataAction->addTo(optionMenu);
+	optionMenu->insertSeparator();
+	showAllAction->addTo(optionMenu);
+	showDebugAction->addTo(optionMenu);
+
+	connect(configList, SIGNAL(menuSelected(struct menu *)),
+		SLOT(changeMenu(struct menu *)));
+	connect(configList, SIGNAL(parentSelected()),
+		SLOT(goBack()));
+	connect(menuList, SIGNAL(menuSelected(struct menu *)),
+		SLOT(changeMenu(struct menu *)));
+
+	connect(configList, SIGNAL(gotFocus(void)),
+		SLOT(listFocusChanged(void)));
+	connect(menuList, SIGNAL(gotFocus(void)),
+		SLOT(listFocusChanged(void)));
+
+	//showFullView();
+	showSplitView();
+}
+
+static QString print_filter(const char *str)
+{
+	QRegExp re("[<>&\"\\n]");
+	QString res = str;
+	for (int i = 0; (i = res.find(re, i)) >= 0;) {
+		switch (res[i].latin1()) {
+		case '<':
+			res.replace(i, 1, "&lt;");
+			i += 4;
+			break;
+		case '>':
+			res.replace(i, 1, "&gt;");
+			i += 4;
+			break;
+		case '&':
+			res.replace(i, 1, "&amp;");
+			i += 5;
+			break;
+		case '"':
+			res.replace(i, 1, "&quot;");
+			i += 6;
+			break;
+		case '\n':
+			res.replace(i, 1, "<br>");
+			i += 4;
+			break;
+		}
+	}
+	return res;
+}
+
+static void expr_print_help(void *data, const char *str)
+{
+	((QString*)data)->append(print_filter(str));
+}
+
+/*
+ * display a new help entry as soon as a new menu entry is selected
+ */
+void ConfigView::setHelp(QListViewItem* item)
+{
+	struct symbol* sym;
+	struct menu* menu;
+
+	configList->lineEdit->hide();
+	if (item) {
+		QString head, debug, help;
+		menu = ((ConfigItem*)item)->menu;
+		sym = menu->sym;
+		if (sym) {
+			if (menu->prompt) {
+				head += "<big><b>";
+				head += print_filter(menu->prompt->text);
+				head += "</b></big>";
+				if (sym->name) {
+					head += " (";
+					head += print_filter(sym->name);
+					head += ")";
+				}
+			} else if (sym->name) {
+				head += "<big><b>";
+				head += print_filter(sym->name);
+				head += "</b></big>";
+			}
+			head += "<br><br>";
+
+			if (showDebug) {
+				debug += "type: ";
+				debug += print_filter(sym_type_name(sym->type));
+				debug += "<br>";
+				for (struct property *prop = sym->prop; prop; prop = prop->next) {
+					switch (prop->type) {
+					case P_PROMPT:
+						debug += "prompt: ";
+						debug += print_filter(prop->text);
+						debug += "<br>";
+						if (prop->visible.expr) {
+							debug += "&nbsp;&nbsp;dep: ";
+							expr_print(prop->visible.expr, expr_print_help, &debug, E_NONE);
+							debug += "<br>";
+						}
+						break;
+					case P_DEFAULT:
+						debug += "default: ";
+						if (sym_is_choice(sym))
+							debug += print_filter(prop->def->name);
+						else {
+							sym_calc_value(prop->def);
+							debug += print_filter(sym_get_string_value(prop->def));
+						}
+						debug += "<br>";
+						if (prop->visible.expr) {
+							debug += "&nbsp;&nbsp;dep: ";
+							expr_print(prop->visible.expr, expr_print_help, &debug, E_NONE);
+							debug += "<br>";
+						}
+						break;
+					case P_CHOICE:
+						break;
+					default:
+						debug += "unknown property: ";
+						debug += prop_get_type_name(prop->type);
+						debug += "<br>";
+					}
+				}
+				debug += "<br>";
+			}
+
+			help = print_filter(sym->help);
+		} else if (menu->prompt) {
+			head += "<big><b>";
+			head += print_filter(menu->prompt->text);
+			head += "</b></big><br><br>";
+			if (showDebug) {
+				if (menu->prompt->visible.expr) {
+					debug += "&nbsp;&nbsp;dep: ";
+					expr_print(menu->prompt->visible.expr, expr_print_help, &debug, E_NONE);
+					debug += "<br>";
+				}
+			}
+		}
+		helpText->setText(head + debug + help);
+		return;
+	}
+	helpText->setText(NULL);
+}
+
+void ConfigView::loadConfig(void)
+{
+	QString s = QFileDialog::getOpenFileName(".config", NULL, this);
+	if (s.isNull())
+		return;
+	if (conf_read(s.latin1()))
+		QMessageBox::information(this, "qconf", "Unable to load configuration!");
+}
+
+void ConfigView::saveConfig(void)
+{
+	if (conf_write(NULL))
+		QMessageBox::information(this, "qconf", "Unable to save configuration!");
+}
+
+void ConfigView::saveConfigAs(void)
+{
+	QString s = QFileDialog::getSaveFileName(".config", NULL, this);
+	if (s.isNull())
+		return;
+	if (conf_write(s.latin1()))
+		QMessageBox::information(this, "qconf", "Unable to save configuration!");
+}
+
+void ConfigView::changeMenu(struct menu *menu)
+{
+	configList->setRootMenu(menu);
+	backAction->setEnabled(TRUE);
+}
+
+void ConfigView::listFocusChanged(void)
+{
+	if (menuList->hasFocus()) {
+		if (menuList->mode == menuMode)
+			configList->clearSelection();
+		setHelp(menuList->selectedItem());
+	} else if (configList->hasFocus()) {
+		setHelp(configList->selectedItem());
+	}
+}
+
+void ConfigView::goBack(void)
+{
+	ConfigItem* item;
+
+	configList->setParentMenu();
+	if (configList->rootEntry == &rootmenu)
+		backAction->setEnabled(FALSE);
+	item = (ConfigItem*)menuList->selectedItem();
+	while (item) {
+		if (item->menu == configList->rootEntry) {
+			menuList->setSelected(item, TRUE);
+			break;
+		}
+		item = (ConfigItem*)item->parent();
+	}
+}
+
+void ConfigView::showSingleView(void)
+{
+	menuList->hide();
+	menuList->setRootMenu(0);
+	configList->mode = singleMode;
+	if (configList->rootEntry == &rootmenu)
+		configList->updateListAll();
+	else
+		configList->setRootMenu(&rootmenu);
+	configList->setAllOpen(TRUE);
+	configList->setFocus();
+}
+
+void ConfigView::showSplitView(void)
+{
+	configList->mode = symbolMode;
+	if (configList->rootEntry == &rootmenu)
+		configList->updateListAll();
+	else
+		configList->setRootMenu(&rootmenu);
+	configList->setAllOpen(TRUE);
+	configApp->processEvents();
+	menuList->mode = menuMode;
+	menuList->setRootMenu(&rootmenu);
+	menuList->show();
+	menuList->setAllOpen(TRUE);
+	menuList->setFocus();
+}
+
+void ConfigView::showFullView(void)
+{
+	menuList->hide();
+	menuList->setRootMenu(0);
+	configList->mode = fullMode;
+	if (configList->rootEntry == &rootmenu)
+		configList->updateListAll();
+	else
+		configList->setRootMenu(&rootmenu);
+	configList->setAllOpen(FALSE);
+	configList->setFocus();
+}
+
+void ConfigView::setShowAll(bool b)
+{
+	if (configList->showAll == b)
+		return;
+	configList->showAll = b;
+	configList->updateListAll();
+	menuList->showAll = b;
+	menuList->updateListAll();
+}
+
+void ConfigView::setShowDebug(bool b)
+{
+	if (showDebug == b)
+		return;
+	showDebug = b;
+}
+
+void ConfigView::setShowName(bool b)
+{
+	if (configList->showName == b)
+		return;
+	configList->showName = b;
+	configList->reinit();
+}
+
+void ConfigView::setShowRange(bool b)
+{
+	if (configList->showRange == b)
+		return;
+	configList->showRange = b;
+	configList->reinit();
+}
+
+void ConfigView::setShowData(bool b)
+{
+	if (configList->showData == b)
+		return;
+	configList->showData = b;
+	configList->reinit();
+}
+
+/*
+ * ask for saving configuration before quitting
+ * TODO ask only when something changed
+ */
+void ConfigView::closeEvent(QCloseEvent* e)
+{
+	if (!sym_change_count) {
+		e->accept();
+		return;
+	}
+	QMessageBox mb("qconf", "Save configuration?", QMessageBox::Warning,
+			QMessageBox::Yes | QMessageBox::Default, QMessageBox::No, QMessageBox::Cancel | QMessageBox::Escape);
+	mb.setButtonText(QMessageBox::Yes, "&Save Changes");
+	mb.setButtonText(QMessageBox::No, "&Discard Changes");
+	mb.setButtonText(QMessageBox::Cancel, "Cancel Exit");
+	switch (mb.exec()) {
+	case QMessageBox::Yes:
+		conf_write(NULL);
+	case QMessageBox::No:
+		e->accept();
+		break;
+	case QMessageBox::Cancel:
+		e->ignore();
+		break;
+	}
+}
+
+void fixup_rootmenu(struct menu *menu)
+{
+	struct menu *child;
+
+	if (!menu->prompt || menu->prompt->type != P_MENU)
+		return;
+	menu->prompt->type = P_ROOTMENU;
+	for (child = menu->list; child; child = child->next)
+		fixup_rootmenu(child);
+}
+
+int main(int ac, char** av)
+{
+	ConfigView* v;
+	const char *name;
+
+#ifndef LKC_DIRECT_LINK
+	kconfig_load();
+#endif
+
+	configApp = new QApplication(ac, av);
+	if (ac > 1 && av[1][0] == '-') {
+		switch (av[1][1]) {
+		case 'a':
+			//showAll = 1;
+			break;
+		case 'h':
+		case '?':
+			printf("%s <config>\n", av[0]);
+			exit(0);
+		}
+		name = av[2];
+	} else
+		name = av[1];
+	conf_parse(name);
+	fixup_rootmenu(&rootmenu);
+	conf_read(NULL);
+	//zconfdump(stdout);
+	v = new ConfigView();
+
+	//zconfdump(stdout);
+	v->show();
+	configApp->connect(configApp, SIGNAL(lastWindowClosed()), SLOT(quit()));
+	configApp->exec();
+	return 0;
+}