build system overhaul

1 files changed, 1426 insertions, 0 deletions

diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
new file mode 100644
index 000000000..4590cd316
--- /dev/null
+++ b/scripts/kconfig/qconf.cc
@@ -0,0 +1,1426 @@
+/*
+ * 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"
+
+#ifdef _
+# undef _
+# define _ qgettext
+#endif
+
+static QApplication *configApp;
+
+static inline QString qgettext(const char* str)
+{
+  return QString::fromLocal8Bit(gettext(str));
+}
+
+static inline QString qgettext(const QString& str)
+{
+  return QString::fromLocal8Bit(gettext(str.latin1()));
+}
+
+ConfigSettings::ConfigSettings()
+	: showAll(false), showName(false), showRange(false), showData(false)
+{
+}
+
+#if QT_VERSION >= 300
+/**
+ * Reads the list column settings from the application settings.
+ */
+void ConfigSettings::readListSettings()
+{
+	showAll = readBoolEntry("/kconfig/qconf/showAll", false);
+	showName = readBoolEntry("/kconfig/qconf/showName", false);
+	showRange = readBoolEntry("/kconfig/qconf/showRange", false);
+	showData = readBoolEntry("/kconfig/qconf/showData", false);
+}
+
+/**
+ * Reads a list of integer values from the application settings.
+ */
+QValueList<int> ConfigSettings::readSizes(const QString& key, bool *ok)
+{
+	QValueList<int> result;
+	QStringList entryList = readListEntry(key, ok);
+	if (ok) {
+		QStringList::Iterator it;
+		for (it = entryList.begin(); it != entryList.end(); ++it)
+			result.push_back((*it).toInt());
+	}
+
+	return result;
+}
+
+/**
+ * Writes a list of integer values to the application settings.
+ */
+bool ConfigSettings::writeSizes(const QString& key, const QValueList<int>& value)
+{
+	QStringList stringList;
+	QValueList<int>::ConstIterator it;
+
+	for (it = value.begin(); it != value.end(); ++it)
+		stringList.push_back(QString::number(*it));
+	return writeEntry(key, stringList);
+}
+#endif
+
+
+/*
+ * 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>
+void ConfigList::updateMenuList(P* parent, struct menu* menu)
+{
+	struct menu* child;
+	ConfigItem* item;
+	ConfigItem* last;
+	bool visible;
+	enum prop_type type;
+
+	if (!menu) {
+		while ((item = parent->firstChild()))
+			delete item;
+		return;
+	}
+
+	last = parent->firstChild();
+	if (last && !last->goParent)
+		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 (!(child->flags & MENU_ROOT))
+				goto hide;
+			break;
+		case symbolMode:
+			if (child->flags & MENU_ROOT)
+				goto hide;
+			break;
+		default:
+			break;
+		}
+
+		visible = menu_is_visible(child);
+		if (showAll || visible) {
+			if (!item || item->menu != child)
+				item = new ConfigItem(parent, last, child, visible);
+			else
+				item->testUpdateMenu(visible);
+
+			if (mode == fullMode || mode == menuMode || type != P_MENU)
+				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;
+	struct property *prop;
+	QString prompt;
+	int type;
+	tristate expr;
+
+	list = listView();
+	if (goParent) {
+		setPixmap(promptColIdx, list->menuBackPix);
+		prompt = "..";
+		goto set_prompt;
+	}
+
+	sym = menu->sym;
+	prop = menu->prompt;
+	prompt = QString::fromLocal8Bit(menu_get_prompt(menu));
+
+	if (prop) switch (prop->type) {
+	case P_MENU:
+		if (list->mode == singleMode || list->mode == symbolMode) {
+			/* a menuconfig entry is displayed differently
+			 * depending whether it's at the view root or a child.
+			 */
+			if (sym && list->rootEntry == menu)
+				break;
+			setPixmap(promptColIdx, list->menuPix);
+		} else {
+			if (sym)
+				break;
+			setPixmap(promptColIdx, 0);
+		}
+		goto set_prompt;
+	case P_COMMENT:
+		setPixmap(promptColIdx, 0);
+		goto set_prompt;
+	default:
+		;
+	}
+	if (!sym)
+		goto set_prompt;
+
+	setText(nameColIdx, QString::fromLocal8Bit(sym->name));
+
+	type = sym_get_type(sym);
+	switch (type) {
+	case S_BOOLEAN:
+	case S_TRISTATE:
+		char ch;
+
+		if (!sym_is_changable(sym) && !list->showAll) {
+			setPixmap(promptColIdx, 0);
+			setText(noColIdx, QString::null);
+			setText(modColIdx, QString::null);
+			setText(yesColIdx, QString::null);
+			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
+		int i = list->mapIdx(dataColIdx);
+		if (i >= 0)
+			setRenameEnabled(i, TRUE);
+#endif
+		setText(dataColIdx, data);
+		if (type == S_STRING)
+			prompt = QString("%1: %2").arg(prompt).arg(data);
+		else
+			prompt = QString("(%2) %1").arg(prompt).arg(data);
+		break;
+	}
+	if (!sym_has_value(sym) && visible)
+		prompt += " (NEW)";
+set_prompt:
+	setText(promptColIdx, prompt);
+}
+
+void ConfigItem::testUpdateMenu(bool v)
+{
+	ConfigItem* i;
+
+	visible = v;
+	if (!menu)
+		return;
+
+	sym_calc_value(menu->sym);
+	if (menu->flags & MENU_CHANGED) {
+		/* the menu entry changed, so update all list items */
+		menu->flags &= ~MENU_CHANGED;
+		for (i = (ConfigItem*)menu->data; i; i = i->nextItem)
+			i->updateMenu();
+	} else if (listView()->updateAll)
+		updateMenu();
+}
+
+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)
+{
+	if (menu) {
+		ConfigList* list = listView();
+		nextItem = (ConfigItem*)menu->data;
+		menu->data = this;
+
+		if (list->mode != fullMode)
+			setOpen(TRUE);
+		sym_calc_value(menu->sym);
+	}
+	updateMenu();
+}
+
+/*
+ * destruct a menu entry
+ */
+ConfigItem::~ConfigItem(void)
+{
+	if (menu) {
+		ConfigItem** ip = (ConfigItem**)&menu->data;
+		for (; *ip; ip = &(*ip)->nextItem) {
+			if (*ip == this) {
+				*ip = nextItem;
+				break;
+			}
+		}
+	}
+}
+
+void ConfigLineEdit::show(ConfigItem* i)
+{
+	item = i;
+	if (sym_get_string_value(item->menu->sym))
+		setText(QString::fromLocal8Bit(sym_get_string_value(item->menu->sym)));
+	else
+		setText(QString::null);
+	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());
+		parent()->updateList(item);
+		break;
+	default:
+		Parent::keyPressEvent(e);
+		return;
+	}
+	e->accept();
+	parent()->list->setFocus();
+	hide();
+}
+
+ConfigList::ConfigList(ConfigView* p, ConfigMainWindow* cv, ConfigSettings* configSettings)
+	: 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), menuBackPix(xpm_menuback), voidPix(xpm_void),
+	  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)));
+
+	if (configSettings) {
+		showAll = configSettings->showAll;
+		showName = configSettings->showName;
+		showRange = configSettings->showRange;
+		showData = configSettings->showData;
+	}
+
+	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;
+	if (!menu)
+		return;
+	type = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+	if (mode == menuMode && type == P_MENU)
+		emit menuSelected(menu);
+}
+
+void ConfigList::updateList(ConfigItem* item)
+{
+	ConfigItem* last = 0;
+
+	if (!rootEntry)
+		goto update;
+
+	if (rootEntry != &rootmenu && (mode == singleMode ||
+	    (mode == symbolMode && rootEntry->parent != &rootmenu))) {
+		item = firstChild();
+		if (!item)
+			item = new ConfigItem(this, 0, true);
+		last = item;
+	}
+	if ((mode == singleMode || (mode == symbolMode && !(rootEntry->flags & MENU_ROOT))) &&
+	    rootEntry->sym && rootEntry->prompt) {
+		item = last ? last->nextSibling() : firstChild();
+		if (!item)
+			item = new ConfigItem(this, last, rootEntry, true);
+		else
+			item->testUpdateMenu(true);
+
+		updateMenuList(item, rootEntry);
+		triggerUpdate();
+		return;
+	}
+update:
+	updateMenuList(this, rootEntry);
+	triggerUpdate();
+}
+
+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 ? item->menu->sym : 0;
+	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);
+		parent()->updateList(item);
+		break;
+	}
+}
+
+void ConfigList::changeValue(ConfigItem* item)
+{
+	struct symbol* sym;
+	struct menu* menu;
+	int type, oldexpr, newexpr;
+
+	menu = item->menu;
+	if (!menu)
+		return;
+	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)
+			parent()->updateList(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
+			parent()->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)
+		return;
+	updateMenuList(this, 0);
+	rootEntry = menu;
+	updateListAll();
+	setSelected(currentItem(), hasFocus());
+}
+
+void ConfigList::setParentMenu(void)
+{
+	ConfigItem* item;
+	struct menu *oldroot;
+
+	oldroot = rootEntry;
+	if (rootEntry == &rootmenu)
+		return;
+	setRootMenu(menu_get_parent_menu(rootEntry->parent));
+
+	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:
+		if (item->goParent) {
+			emit parentSelected();
+			break;
+		}
+		menu = item->menu;
+		if (!menu)
+			break;
+		type = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+		if (type == P_MENU && rootEntry != menu &&
+		    mode != fullMode && mode != menuMode) {
+			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());
+	Parent::contentsMousePressEvent(e);
+}
+
+void ConfigList::contentsMouseReleaseEvent(QMouseEvent* e)
+{
+	QPoint p(contentsToViewport(e->pos()));
+	ConfigItem* item = (ConfigItem*)itemAt(p);
+	struct menu *menu;
+	enum prop_type ptype;
+	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 (item->goParent) {
+					emit parentSelected();
+					break;
+				} else if (!menu)
+					break;
+				ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+				if (ptype == P_MENU && rootEntry != menu &&
+				    mode != fullMode && mode != menuMode)
+					emit menuSelected(menu);
+				else
+					changeValue(item);
+			}
+		}
+		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());
+	Parent::contentsMouseReleaseEvent(e);
+}
+
+void ConfigList::contentsMouseMoveEvent(QMouseEvent* e)
+{
+	//QPoint p(contentsToViewport(e->pos()));
+	//printf("contentsMouseMoveEvent: %d,%d\n", p.x(), p.y());
+	Parent::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;
+	if (item->goParent) {
+		emit parentSelected();
+		goto skip;
+	}
+	menu = item->menu;
+	if (!menu)
+		goto skip;
+	ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+	if (ptype == P_MENU && (mode == singleMode || mode == symbolMode))
+		emit menuSelected(menu);
+	else if (menu->sym)
+		changeValue(item);
+
+skip:
+	//printf("contentsMouseDoubleClickEvent: %d,%d\n", p.x(), p.y());
+	Parent::contentsMouseDoubleClickEvent(e);
+}
+
+void ConfigList::focusInEvent(QFocusEvent *e)
+{
+	Parent::focusInEvent(e);
+
+	QListViewItem* item = currentItem();
+	if (!item)
+		return;
+
+	setSelected(item, TRUE);
+	emit gotFocus();
+}
+
+ConfigView* ConfigView::viewList;
+
+ConfigView::ConfigView(QWidget* parent, ConfigMainWindow* cview,
+		       ConfigSettings *configSettings)
+	: Parent(parent)
+{
+	list = new ConfigList(this, cview, configSettings);
+	lineEdit = new ConfigLineEdit(this);
+	lineEdit->hide();
+
+	this->nextView = viewList;
+	viewList = this;
+}
+
+ConfigView::~ConfigView(void)
+{
+	ConfigView** vp;
+
+	for (vp = &viewList; *vp; vp = &(*vp)->nextView) {
+		if (*vp == this) {
+			*vp = nextView;
+			break;
+		}
+	}
+}
+
+void ConfigView::updateList(ConfigItem* item)
+{
+	ConfigView* v;
+
+	for (v = viewList; v; v = v->nextView)
+		v->list->updateList(item);
+}
+
+void ConfigView::updateListAll(void)
+{
+	ConfigView* v;
+
+	for (v = viewList; v; v = v->nextView)
+		v->list->updateListAll();
+}
+
+/*
+ * Construct the complete config widget
+ */
+ConfigMainWindow::ConfigMainWindow(void)
+{
+	QMenuBar* menu;
+	bool ok;
+	int x, y, width, height;
+
+	QWidget *d = configApp->desktop();
+
+	ConfigSettings* configSettings = new ConfigSettings();
+#if QT_VERSION >= 300
+	width = configSettings->readNumEntry("/kconfig/qconf/window width", d->width() - 64);
+	height = configSettings->readNumEntry("/kconfig/qconf/window height", d->height() - 64);
+	resize(width, height);
+	x = configSettings->readNumEntry("/kconfig/qconf/window x", 0, &ok);
+	if (ok)
+		y = configSettings->readNumEntry("/kconfig/qconf/window y", 0, &ok);
+	if (ok)
+		move(x, y);
+	showDebug = configSettings->readBoolEntry("/kconfig/qconf/showDebug", false);
+
+	// read list settings into configSettings, will be used later for ConfigList setup
+	configSettings->readListSettings();
+#else
+	width = d->width() - 64;
+	height = d->height() - 64;
+	resize(width, height);
+	showDebug = false;
+#endif
+
+	split1 = new QSplitter(this);
+	split1->setOrientation(QSplitter::Horizontal);
+	setCentralWidget(split1);
+
+	menuView = new ConfigView(split1, this, configSettings);
+	menuList = menuView->list;
+
+	split2 = new QSplitter(split1);
+	split2->setOrientation(QSplitter::Vertical);
+
+	// create config tree
+	configView = new ConfigView(split2, this, configSettings);
+	configList = configView->list;
+
+	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)));
+
+	QAction *showIntroAction = new QAction(NULL, "Introduction", 0, this);
+	  connect(showIntroAction, SIGNAL(activated()), SLOT(showIntro()));
+	QAction *showAboutAction = new QAction(NULL, "About", 0, this);
+	  connect(showAboutAction, SIGNAL(activated()), SLOT(showAbout()));
+
+	// 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);
+
+	// create help menu
+	QPopupMenu* helpMenu = new QPopupMenu(this);
+	menu->insertSeparator();
+	menu->insertItem("&Help", helpMenu);
+	showIntroAction->addTo(helpMenu);
+	showAboutAction->addTo(helpMenu);
+
+	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)));
+
+#if QT_VERSION >= 300
+	QString listMode = configSettings->readEntry("/kconfig/qconf/listMode", "symbol");
+	if (listMode == "single")
+		showSingleView();
+	else if (listMode == "full")
+		showFullView();
+	else /*if (listMode == "split")*/
+		showSplitView();
+
+	// UI setup done, restore splitter positions
+	QValueList<int> sizes = configSettings->readSizes("/kconfig/qconf/split1", &ok);
+	if (ok)
+		split1->setSizes(sizes);
+
+	sizes = configSettings->readSizes("/kconfig/qconf/split2", &ok);
+	if (ok)
+		split2->setSizes(sizes);
+#else
+	showSplitView();
+#endif
+	delete configSettings;
+}
+
+static QString print_filter(const QString &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)
+{
+	reinterpret_cast<QString*>(data)->append(print_filter(str));
+}
+
+/*
+ * display a new help entry as soon as a new menu entry is selected
+ */
+void ConfigMainWindow::setHelp(QListViewItem* item)
+{
+	struct symbol* sym;
+	struct menu* menu = 0;
+
+	configList->parent()->lineEdit->hide();
+	if (item)
+		menu = ((ConfigItem*)item)->menu;
+	if (!menu) {
+		helpText->setText(QString::null);
+		return;
+	}
+
+	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));
+			if (sym_is_choice(sym))
+				debug += " (choice)";
+			debug += "<br>";
+			if (sym->rev_dep.expr) {
+				debug += "reverse dep: ";
+				expr_print(sym->rev_dep.expr, expr_print_help, &debug, E_NONE);
+				debug += "<br>";
+			}
+			for (struct property *prop = sym->prop; prop; prop = prop->next) {
+				switch (prop->type) {
+				case P_PROMPT:
+				case P_MENU:
+					debug += "prompt: ";
+					debug += print_filter(_(prop->text));
+					debug += "<br>";
+					break;
+				case P_DEFAULT:
+					debug += "default: ";
+					expr_print(prop->expr, expr_print_help, &debug, E_NONE);
+					debug += "<br>";
+					break;
+				case P_CHOICE:
+					if (sym_is_choice(sym)) {
+						debug += "choice: ";
+						expr_print(prop->expr, expr_print_help, &debug, E_NONE);
+						debug += "<br>";
+					}
+					break;
+				case P_SELECT:
+					debug += "select: ";
+					expr_print(prop->expr, expr_print_help, &debug, E_NONE);
+					debug += "<br>";
+					break;
+				case P_RANGE:
+					debug += "range: ";
+					expr_print(prop->expr, expr_print_help, &debug, E_NONE);
+					debug += "<br>";
+					break;
+				default:
+					debug += "unknown property: ";
+					debug += prop_get_type_name(prop->type);
+					debug += "<br>";
+				}
+				if (prop->visible.expr) {
+					debug += "&nbsp;&nbsp;&nbsp;&nbsp;dep: ";
+					expr_print(prop->visible.expr, expr_print_help, &debug, E_NONE);
+					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><br>";
+			}
+		}
+	}
+	if (showDebug)
+		debug += QString().sprintf("defined at %s:%d<br><br>", menu->file->name, menu->lineno);
+	helpText->setText(head + debug + help);
+}
+
+void ConfigMainWindow::loadConfig(void)
+{
+	QString s = QFileDialog::getOpenFileName(".config", NULL, this);
+	if (s.isNull())
+		return;
+	if (conf_read(QFile::encodeName(s)))
+		QMessageBox::information(this, "qconf", "Unable to load configuration!");
+	ConfigView::updateListAll();
+}
+
+void ConfigMainWindow::saveConfig(void)
+{
+	if (conf_write(NULL))
+		QMessageBox::information(this, "qconf", "Unable to save configuration!");
+}
+
+void ConfigMainWindow::saveConfigAs(void)
+{
+	QString s = QFileDialog::getSaveFileName(".config", NULL, this);
+	if (s.isNull())
+		return;
+	if (conf_write(QFile::encodeName(s)))
+		QMessageBox::information(this, "qconf", "Unable to save configuration!");
+}
+
+void ConfigMainWindow::changeMenu(struct menu *menu)
+{
+	configList->setRootMenu(menu);
+	backAction->setEnabled(TRUE);
+}
+
+void ConfigMainWindow::listFocusChanged(void)
+{
+	if (menuList->hasFocus()) {
+		if (menuList->mode == menuMode)
+			configList->clearSelection();
+		setHelp(menuList->selectedItem());
+	} else if (configList->hasFocus()) {
+		setHelp(configList->selectedItem());
+	}
+}
+
+void ConfigMainWindow::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 ConfigMainWindow::showSingleView(void)
+{
+	menuView->hide();
+	menuList->setRootMenu(0);
+	configList->mode = singleMode;
+	if (configList->rootEntry == &rootmenu)
+		configList->updateListAll();
+	else
+		configList->setRootMenu(&rootmenu);
+	configList->setAllOpen(TRUE);
+	configList->setFocus();
+}
+
+void ConfigMainWindow::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->setAllOpen(TRUE);
+	menuView->show();
+	menuList->setFocus();
+}
+
+void ConfigMainWindow::showFullView(void)
+{
+	menuView->hide();
+	menuList->setRootMenu(0);
+	configList->mode = fullMode;
+	if (configList->rootEntry == &rootmenu)
+		configList->updateListAll();
+	else
+		configList->setRootMenu(&rootmenu);
+	configList->setAllOpen(FALSE);
+	configList->setFocus();
+}
+
+void ConfigMainWindow::setShowAll(bool b)
+{
+	if (configList->showAll == b)
+		return;
+	configList->showAll = b;
+	configList->updateListAll();
+	menuList->showAll = b;
+	menuList->updateListAll();
+}
+
+void ConfigMainWindow::setShowDebug(bool b)
+{
+	if (showDebug == b)
+		return;
+	showDebug = b;
+}
+
+void ConfigMainWindow::setShowName(bool b)
+{
+	if (configList->showName == b)
+		return;
+	configList->showName = b;
+	configList->reinit();
+	menuList->showName = b;
+	menuList->reinit();
+}
+
+void ConfigMainWindow::setShowRange(bool b)
+{
+	if (configList->showRange == b)
+		return;
+	configList->showRange = b;
+	configList->reinit();
+	menuList->showRange = b;
+	menuList->reinit();
+}
+
+void ConfigMainWindow::setShowData(bool b)
+{
+	if (configList->showData == b)
+		return;
+	configList->showData = b;
+	configList->reinit();
+	menuList->showData = b;
+	menuList->reinit();
+}
+
+/*
+ * ask for saving configuration before quitting
+ * TODO ask only when something changed
+ */
+void ConfigMainWindow::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 ConfigMainWindow::showIntro(void)
+{
+	static char str[] = "Welcome to the qconf graphical kernel configuration tool for Linux.\n\n"
+		"For each option, a blank box indicates the feature is disabled, a check\n"
+		"indicates it is enabled, and a dot indicates that it is to be compiled\n"
+		"as a module.  Clicking on the box will cycle through the three states.\n\n"
+		"If you do not see an option (e.g., a device driver) that you believe\n"
+		"should be present, try turning on Show All Options under the Options menu.\n"
+		"Although there is no cross reference yet to help you figure out what other\n"
+		"options must be enabled to support the option you are interested in, you can\n"
+		"still view the help of a grayed-out option.\n\n"
+		"Toggling Show Debug Info under the Options menu will show the dependencies,\n"
+		"which you can then match by examining other options.\n\n";
+
+	QMessageBox::information(this, "qconf", str);
+}
+
+void ConfigMainWindow::showAbout(void)
+{
+	static char str[] = "qconf is Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>.\n\n"
+		"Bug reports and feature request can also be entered at http://bugzilla.kernel.org/\n";
+
+	QMessageBox::information(this, "qconf", str);
+}
+
+void ConfigMainWindow::saveSettings(void)
+{
+#if QT_VERSION >= 300
+	ConfigSettings *configSettings = new ConfigSettings;
+	configSettings->writeEntry("/kconfig/qconf/window x", pos().x());
+	configSettings->writeEntry("/kconfig/qconf/window y", pos().y());
+	configSettings->writeEntry("/kconfig/qconf/window width", size().width());
+	configSettings->writeEntry("/kconfig/qconf/window height", size().height());
+	configSettings->writeEntry("/kconfig/qconf/showName", configList->showName);
+	configSettings->writeEntry("/kconfig/qconf/showRange", configList->showRange);
+	configSettings->writeEntry("/kconfig/qconf/showData", configList->showData);
+	configSettings->writeEntry("/kconfig/qconf/showAll", configList->showAll);
+	configSettings->writeEntry("/kconfig/qconf/showDebug", showDebug);
+
+	QString entry;
+	switch(configList->mode) {
+	case singleMode :
+		entry = "single";
+		break;
+
+	case symbolMode :
+		entry = "split";
+		break;
+
+	case fullMode :
+		entry = "full";
+		break;
+	}
+	configSettings->writeEntry("/kconfig/qconf/listMode", entry);
+
+	configSettings->writeSizes("/kconfig/qconf/split1", split1->sizes());
+	configSettings->writeSizes("/kconfig/qconf/split2", split2->sizes());
+
+	delete configSettings;
+#endif
+}
+
+void fixup_rootmenu(struct menu *menu)
+{
+	struct menu *child;
+	static int menu_cnt = 0;
+
+	menu->flags |= MENU_ROOT;
+	for (child = menu->list; child; child = child->next) {
+		if (child->prompt && child->prompt->type == P_MENU) {
+			menu_cnt++;
+			fixup_rootmenu(child);
+			menu_cnt--;
+		} else if (!menu_cnt)
+			fixup_rootmenu(child);
+	}
+}
+
+static const char *progname;
+
+static void usage(void)
+{
+	printf("%s <config>\n", progname);
+	exit(0);
+}
+
+int main(int ac, char** av)
+{
+	ConfigMainWindow* v;
+	const char *name;
+
+	bindtextdomain(PACKAGE, LOCALEDIR);
+	textdomain(PACKAGE);
+
+#ifndef LKC_DIRECT_LINK
+	kconfig_load();
+#endif
+
+	progname = av[0];
+	configApp = new QApplication(ac, av);
+	if (ac > 1 && av[1][0] == '-') {
+		switch (av[1][1]) {
+		case 'h':
+		case '?':
+			usage();
+		}
+		name = av[2];
+	} else
+		name = av[1];
+	if (!name)
+		usage();
+
+	conf_parse(name);
+	fixup_rootmenu(&rootmenu);
+	conf_read(NULL);
+	//zconfdump(stdout);
+
+	v = new ConfigMainWindow();
+
+	//zconfdump(stdout);
+	v->show();
+	configApp->connect(configApp, SIGNAL(lastWindowClosed()), SLOT(quit()));
+	configApp->connect(configApp, SIGNAL(aboutToQuit()), v, SLOT(saveSettings()));
+	configApp->exec();
+
+	return 0;
+}