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OpenCloudOS-Kernel/scripts/kconfig/qconf.cc

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
* Copyright (C) 2015 Boris Barbulovski <bbarbulovski@gmail.com>
*/
#include <QAction>
#include <QApplication>
#include <QCloseEvent>
#include <QDebug>
#include <QDesktopWidget>
#include <QFileDialog>
#include <QLabel>
#include <QLayout>
#include <QList>
#include <QMenu>
#include <QMenuBar>
#include <QMessageBox>
#include <QToolBar>
#include <stdlib.h>
#include "lkc.h"
#include "qconf.h"
#include "images.h"
static QApplication *configApp;
static ConfigSettings *configSettings;
QAction *ConfigMainWindow::saveAction;
ConfigSettings::ConfigSettings()
: QSettings("kernel.org", "qconf")
{
}
/**
* Reads a list of integer values from the application settings.
*/
QList<int> ConfigSettings::readSizes(const QString& key, bool *ok)
{
QList<int> result;
if (contains(key))
{
QStringList entryList = value(key).toStringList();
QStringList::Iterator it;
for (it = entryList.begin(); it != entryList.end(); ++it)
result.push_back((*it).toInt());
*ok = true;
}
else
*ok = false;
return result;
}
/**
* Writes a list of integer values to the application settings.
*/
bool ConfigSettings::writeSizes(const QString& key, const QList<int>& value)
{
QStringList stringList;
QList<int>::ConstIterator it;
for (it = value.begin(); it != value.end(); ++it)
stringList.push_back(QString::number(*it));
setValue(key, stringList);
return true;
}
QIcon ConfigItem::symbolYesIcon;
QIcon ConfigItem::symbolModIcon;
QIcon ConfigItem::symbolNoIcon;
QIcon ConfigItem::choiceYesIcon;
QIcon ConfigItem::choiceNoIcon;
QIcon ConfigItem::menuIcon;
QIcon ConfigItem::menubackIcon;
/*
* 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) {
setIcon(promptColIdx, menubackIcon);
prompt = "..";
goto set_prompt;
}
sym = menu->sym;
prop = menu->prompt;
prompt = 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;
setIcon(promptColIdx, menuIcon);
} else {
if (sym)
break;
setIcon(promptColIdx, QIcon());
}
goto set_prompt;
case P_COMMENT:
setIcon(promptColIdx, QIcon());
prompt = "*** " + prompt + " ***";
goto set_prompt;
default:
;
}
if (!sym)
goto set_prompt;
setText(nameColIdx, sym->name);
type = sym_get_type(sym);
switch (type) {
case S_BOOLEAN:
case S_TRISTATE:
char ch;
if (!sym_is_changeable(sym) && list->optMode == normalOpt) {
setIcon(promptColIdx, QIcon());
break;
}
expr = sym_get_tristate_value(sym);
switch (expr) {
case yes:
if (sym_is_choice_value(sym) && type == S_BOOLEAN)
setIcon(promptColIdx, choiceYesIcon);
else
setIcon(promptColIdx, symbolYesIcon);
ch = 'Y';
break;
case mod:
setIcon(promptColIdx, symbolModIcon);
ch = 'M';
break;
default:
if (sym_is_choice_value(sym) && type == S_BOOLEAN)
setIcon(promptColIdx, choiceNoIcon);
else
setIcon(promptColIdx, symbolNoIcon);
ch = 'N';
break;
}
setText(dataColIdx, QChar(ch));
break;
case S_INT:
case S_HEX:
case S_STRING:
setText(dataColIdx, sym_get_string_value(sym));
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();
}
/*
* construct a menu entry
*/
void ConfigItem::init(void)
{
if (menu) {
ConfigList* list = listView();
nextItem = (ConfigItem*)menu->data;
menu->data = this;
if (list->mode != fullMode)
setExpanded(true);
sym_calc_value(menu->sym);
if (menu->sym) {
enum symbol_type type = menu->sym->type;
// Allow to edit "int", "hex", and "string" in-place in
// the data column. Unfortunately, you cannot specify
// the flags per column. Set ItemIsEditable for all
// columns here, and check the column in createEditor().
if (type == S_INT || type == S_HEX || type == S_STRING)
setFlags(flags() | Qt::ItemIsEditable);
}
}
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;
}
}
}
}
QWidget *ConfigItemDelegate::createEditor(QWidget *parent,
const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
ConfigItem *item;
// Only the data column is editable
if (index.column() != dataColIdx)
return nullptr;
// You cannot edit invisible menus
item = static_cast<ConfigItem *>(index.internalPointer());
if (!item || !item->menu || !menu_is_visible(item->menu))
return nullptr;
return QStyledItemDelegate::createEditor(parent, option, index);
}
void ConfigItemDelegate::setModelData(QWidget *editor,
QAbstractItemModel *model,
const QModelIndex &index) const
{
QLineEdit *lineEdit;
ConfigItem *item;
struct symbol *sym;
bool success;
lineEdit = qobject_cast<QLineEdit *>(editor);
// If this is not a QLineEdit, use the parent's default.
// (does this happen?)
if (!lineEdit)
goto parent;
item = static_cast<ConfigItem *>(index.internalPointer());
if (!item || !item->menu)
goto parent;
sym = item->menu->sym;
if (!sym)
goto parent;
success = sym_set_string_value(sym, lineEdit->text().toUtf8().data());
if (success) {
ConfigList::updateListForAll();
} else {
QMessageBox::information(editor, "qconf",
"Cannot set the data (maybe due to out of range).\n"
"Setting the old value.");
lineEdit->setText(sym_get_string_value(sym));
}
parent:
QStyledItemDelegate::setModelData(editor, model, index);
}
ConfigList::ConfigList(QWidget *parent, const char *name)
: QTreeWidget(parent),
updateAll(false),
showName(false), mode(singleMode), optMode(normalOpt),
rootEntry(0), headerPopup(0)
{
setObjectName(name);
setSortingEnabled(false);
setRootIsDecorated(true);
setVerticalScrollMode(ScrollPerPixel);
setHorizontalScrollMode(ScrollPerPixel);
setHeaderLabels(QStringList() << "Option" << "Name" << "Value");
connect(this, &ConfigList::itemSelectionChanged,
this, &ConfigList::updateSelection);
if (name) {
configSettings->beginGroup(name);
showName = configSettings->value("/showName", false).toBool();
optMode = (enum optionMode)configSettings->value("/optionMode", 0).toInt();
configSettings->endGroup();
connect(configApp, &QApplication::aboutToQuit,
this, &ConfigList::saveSettings);
}
showColumn(promptColIdx);
setItemDelegate(new ConfigItemDelegate(this));
allLists.append(this);
reinit();
}
ConfigList::~ConfigList()
{
allLists.removeOne(this);
}
bool ConfigList::menuSkip(struct menu *menu)
{
if (optMode == normalOpt && menu_is_visible(menu))
return false;
if (optMode == promptOpt && menu_has_prompt(menu))
return false;
if (optMode == allOpt)
return false;
return true;
}
void ConfigList::reinit(void)
{
hideColumn(nameColIdx);
if (showName)
showColumn(nameColIdx);
updateListAll();
}
void ConfigList::setOptionMode(QAction *action)
{
if (action == showNormalAction)
optMode = normalOpt;
else if (action == showAllAction)
optMode = allOpt;
else
optMode = promptOpt;
updateListAll();
}
void ConfigList::saveSettings(void)
{
if (!objectName().isEmpty()) {
configSettings->beginGroup(objectName());
configSettings->setValue("/showName", showName);
configSettings->setValue("/optionMode", (int)optMode);
configSettings->endGroup();
}
}
ConfigItem* ConfigList::findConfigItem(struct menu *menu)
{
ConfigItem* item = (ConfigItem*)menu->data;
for (; item; item = item->nextItem) {
if (this == item->listView())
break;
}
return item;
}
void ConfigList::updateSelection(void)
{
struct menu *menu;
enum prop_type type;
if (selectedItems().count() == 0)
return;
ConfigItem* item = (ConfigItem*)selectedItems().first();
if (!item)
return;
menu = item->menu;
emit menuChanged(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* last = 0;
ConfigItem *item;
if (!rootEntry) {
if (mode != listMode)
goto update;
QTreeWidgetItemIterator it(this);
while (*it) {
item = (ConfigItem*)(*it);
if (!item->menu)
continue;
item->testUpdateMenu(menu_is_visible(item->menu));
++it;
}
return;
}
if (rootEntry != &rootmenu && (mode == singleMode ||
(mode == symbolMode && rootEntry->parent != &rootmenu))) {
item = (ConfigItem *)topLevelItem(0);
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() : nullptr;
if (!item)
item = new ConfigItem(this, last, rootEntry, true);
else
item->testUpdateMenu(true);
updateMenuList(item, rootEntry);
update();
resizeColumnToContents(0);
return;
}
update:
updateMenuList(rootEntry);
update();
resizeColumnToContents(0);
}
void ConfigList::updateListForAll()
{
QListIterator<ConfigList *> it(allLists);
while (it.hasNext()) {
ConfigList *list = it.next();
list->updateList();
}
}
void ConfigList::updateListAllForAll()
{
QListIterator<ConfigList *> it(allLists);
while (it.hasNext()) {
ConfigList *list = it.next();
list->updateList();
}
}
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->setExpanded(true);
ConfigList::updateListForAll();
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->setExpanded(!item->isExpanded());
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->setExpanded(!item->isExpanded());
else if (oldexpr == no)
item->setExpanded(true);
}
if (oldexpr != newexpr)
ConfigList::updateListForAll();
break;
default:
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(0);
rootEntry = menu;
updateListAll();
if (currentItem()) {
setSelected(currentItem(), hasFocus());
scrollToItem(currentItem());
}
}
void ConfigList::setParentMenu(void)
{
ConfigItem* item;
struct menu *oldroot;
oldroot = rootEntry;
if (rootEntry == &rootmenu)
return;
setRootMenu(menu_get_parent_menu(rootEntry->parent));
QTreeWidgetItemIterator it(this);
while (*it) {
item = (ConfigItem *)(*it);
if (item->menu == oldroot) {
setCurrentItem(item);
scrollToItem(item);
break;
}
++it;
}
}
/*
* 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
*/
void ConfigList::updateMenuList(ConfigItem *parent, struct menu* menu)
{
struct menu* child;
ConfigItem* item;
ConfigItem* last;
bool visible;
enum prop_type type;
if (!menu) {
while (parent->childCount() > 0)
{
delete parent->takeChild(0);
}
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 (!menuSkip(child)) {
if (!child->sym && !child->list && !child->prompt)
continue;
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;
}
}
}
void ConfigList::updateMenuList(struct menu *menu)
{
struct menu* child;
ConfigItem* item;
ConfigItem* last;
bool visible;
enum prop_type type;
if (!menu) {
while (topLevelItemCount() > 0)
{
delete takeTopLevelItem(0);
}
return;
}
last = (ConfigItem *)topLevelItem(0);
if (last && !last->goParent)
last = 0;
for (child = menu->list; child; child = child->next) {
item = last ? last->nextSibling() : (ConfigItem *)topLevelItem(0);
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 (!menuSkip(child)) {
if (!child->sym && !child->list && !child->prompt)
continue;
if (!item || item->menu != child)
item = new ConfigItem(this, 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 = (ConfigItem *)topLevelItem(0);
if (last == item)
last = 0;
else while (last->nextSibling() != item)
last = last->nextSibling();
delete item;
}
}
}
void ConfigList::keyPressEvent(QKeyEvent* ev)
{
QTreeWidgetItem* i = currentItem();
ConfigItem* item;
struct menu *menu;
enum prop_type type;
if (ev->key() == Qt::Key_Escape && mode != fullMode && mode != listMode) {
emit parentSelected();
ev->accept();
return;
}
if (!i) {
Parent::keyPressEvent(ev);
return;
}
item = (ConfigItem*)i;
switch (ev->key()) {
case Qt::Key_Return:
case Qt::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) {
if (mode == menuMode)
emit menuSelected(menu);
else
emit itemSelected(menu);
break;
}
case Qt::Key_Space:
changeValue(item);
break;
case Qt::Key_N:
setValue(item, no);
break;
case Qt::Key_M:
setValue(item, mod);
break;
case Qt::Key_Y:
setValue(item, yes);
break;
default:
Parent::keyPressEvent(ev);
return;
}
ev->accept();
}
void ConfigList::mousePressEvent(QMouseEvent* e)
{
//QPoint p(contentsToViewport(e->pos()));
//printf("contentsMousePressEvent: %d,%d\n", p.x(), p.y());
Parent::mousePressEvent(e);
}
void ConfigList::mouseReleaseEvent(QMouseEvent* e)
{
QPoint p = e->pos();
ConfigItem* item = (ConfigItem*)itemAt(p);
struct menu *menu;
enum prop_type ptype;
QIcon icon;
int idx, x;
if (!item)
goto skip;
menu = item->menu;
x = header()->offset() + p.x();
idx = header()->logicalIndexAt(x);
switch (idx) {
case promptColIdx:
icon = item->icon(promptColIdx);
if (!icon.isNull()) {
int off = header()->sectionPosition(0) + visualRect(indexAt(p)).x() + 4; // 4 is Hardcoded image offset. There might be a way to do it properly.
if (x >= off && x < off + icon.availableSizes().first().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 &&
mode != listMode)
emit menuSelected(menu);
else
changeValue(item);
}
}
break;
case dataColIdx:
changeValue(item);
break;
}
skip:
//printf("contentsMouseReleaseEvent: %d,%d\n", p.x(), p.y());
Parent::mouseReleaseEvent(e);
}
void ConfigList::mouseMoveEvent(QMouseEvent* e)
{
//QPoint p(contentsToViewport(e->pos()));
//printf("contentsMouseMoveEvent: %d,%d\n", p.x(), p.y());
Parent::mouseMoveEvent(e);
}
void ConfigList::mouseDoubleClickEvent(QMouseEvent* e)
{
QPoint p = 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 != listMode) {
if (mode == singleMode)
emit itemSelected(menu);
else if (mode == symbolMode)
emit menuSelected(menu);
} else if (menu->sym)
changeValue(item);
skip:
//printf("contentsMouseDoubleClickEvent: %d,%d\n", p.x(), p.y());
Parent::mouseDoubleClickEvent(e);
}
void ConfigList::focusInEvent(QFocusEvent *e)
{
struct menu *menu = NULL;
Parent::focusInEvent(e);
ConfigItem* item = (ConfigItem *)currentItem();
if (item) {
setSelected(item, true);
menu = item->menu;
}
emit gotFocus(menu);
}
void ConfigList::contextMenuEvent(QContextMenuEvent *e)
{
if (!headerPopup) {
QAction *action;
headerPopup = new QMenu(this);
action = new QAction("Show Name", this);
action->setCheckable(true);
connect(action, &QAction::toggled,
this, &ConfigList::setShowName);
connect(this, &ConfigList::showNameChanged,
action, &QAction::setChecked);
action->setChecked(showName);
headerPopup->addAction(action);
}
headerPopup->exec(e->globalPos());
e->accept();
}
void ConfigList::setShowName(bool on)
{
if (showName == on)
return;
showName = on;
reinit();
emit showNameChanged(on);
}
QList<ConfigList *> ConfigList::allLists;
QAction *ConfigList::showNormalAction;
QAction *ConfigList::showAllAction;
QAction *ConfigList::showPromptAction;
void ConfigList::setAllOpen(bool open)
{
QTreeWidgetItemIterator it(this);
while (*it) {
(*it)->setExpanded(open);
++it;
}
}
ConfigInfoView::ConfigInfoView(QWidget* parent, const char *name)
: Parent(parent), sym(0), _menu(0)
{
setObjectName(name);
setOpenLinks(false);
if (!objectName().isEmpty()) {
configSettings->beginGroup(objectName());
setShowDebug(configSettings->value("/showDebug", false).toBool());
configSettings->endGroup();
connect(configApp, &QApplication::aboutToQuit,
this, &ConfigInfoView::saveSettings);
}
contextMenu = createStandardContextMenu();
QAction *action = new QAction("Show Debug Info", contextMenu);
action->setCheckable(true);
connect(action, &QAction::toggled,
this, &ConfigInfoView::setShowDebug);
connect(this, &ConfigInfoView::showDebugChanged,
action, &QAction::setChecked);
action->setChecked(showDebug());
contextMenu->addSeparator();
contextMenu->addAction(action);
}
void ConfigInfoView::saveSettings(void)
{
if (!objectName().isEmpty()) {
configSettings->beginGroup(objectName());
configSettings->setValue("/showDebug", showDebug());
configSettings->endGroup();
}
}
void ConfigInfoView::setShowDebug(bool b)
{
if (_showDebug != b) {
_showDebug = b;
if (_menu)
menuInfo();
else if (sym)
symbolInfo();
emit showDebugChanged(b);
}
}
void ConfigInfoView::setInfo(struct menu *m)
{
if (_menu == m)
return;
_menu = m;
sym = NULL;
if (!_menu)
clear();
else
menuInfo();
}
void ConfigInfoView::symbolInfo(void)
{
QString str;
str += "<big>Symbol: <b>";
str += print_filter(sym->name);
str += "</b></big><br><br>value: ";
str += print_filter(sym_get_string_value(sym));
str += "<br>visibility: ";
str += sym->visible == yes ? "y" : sym->visible == mod ? "m" : "n";
str += "<br>";
str += debug_info(sym);
setText(str);
}
void ConfigInfoView::menuInfo(void)
{
struct symbol* sym;
QString info;
QTextStream stream(&info);
sym = _menu->sym;
if (sym) {
if (_menu->prompt) {
stream << "<big><b>";
stream << print_filter(_menu->prompt->text);
stream << "</b></big>";
if (sym->name) {
stream << " (";
if (showDebug())
stream << "<a href=\"s" << sym->name << "\">";
stream << print_filter(sym->name);
if (showDebug())
stream << "</a>";
stream << ")";
}
} else if (sym->name) {
stream << "<big><b>";
if (showDebug())
stream << "<a href=\"s" << sym->name << "\">";
stream << print_filter(sym->name);
if (showDebug())
stream << "</a>";
stream << "</b></big>";
}
stream << "<br><br>";
if (showDebug())
stream << debug_info(sym);
struct gstr help_gstr = str_new();
menu_get_ext_help(_menu, &help_gstr);
stream << print_filter(str_get(&help_gstr));
str_free(&help_gstr);
} else if (_menu->prompt) {
stream << "<big><b>";
stream << print_filter(_menu->prompt->text);
stream << "</b></big><br><br>";
if (showDebug()) {
if (_menu->prompt->visible.expr) {
stream << "&nbsp;&nbsp;dep: ";
expr_print(_menu->prompt->visible.expr,
expr_print_help, &stream, E_NONE);
stream << "<br><br>";
}
stream << "defined at " << _menu->file->name << ":"
<< _menu->lineno << "<br><br>";
}
}
setText(info);
}
QString ConfigInfoView::debug_info(struct symbol *sym)
{
QString debug;
QTextStream stream(&debug);
stream << "type: ";
stream << print_filter(sym_type_name(sym->type));
if (sym_is_choice(sym))
stream << " (choice)";
debug += "<br>";
if (sym->rev_dep.expr) {
stream << "reverse dep: ";
expr_print(sym->rev_dep.expr, expr_print_help, &stream, E_NONE);
stream << "<br>";
}
for (struct property *prop = sym->prop; prop; prop = prop->next) {
switch (prop->type) {
case P_PROMPT:
case P_MENU:
stream << "prompt: <a href=\"m" << sym->name << "\">";
stream << print_filter(prop->text);
stream << "</a><br>";
break;
case P_DEFAULT:
case P_SELECT:
case P_RANGE:
case P_COMMENT:
case P_IMPLY:
case P_SYMBOL:
stream << prop_get_type_name(prop->type);
stream << ": ";
expr_print(prop->expr, expr_print_help,
&stream, E_NONE);
stream << "<br>";
break;
case P_CHOICE:
if (sym_is_choice(sym)) {
stream << "choice: ";
expr_print(prop->expr, expr_print_help,
&stream, E_NONE);
stream << "<br>";
}
break;
default:
stream << "unknown property: ";
stream << prop_get_type_name(prop->type);
stream << "<br>";
}
if (prop->visible.expr) {
stream << "&nbsp;&nbsp;&nbsp;&nbsp;dep: ";
expr_print(prop->visible.expr, expr_print_help,
&stream, E_NONE);
stream << "<br>";
}
}
stream << "<br>";
return debug;
}
QString ConfigInfoView::print_filter(const QString &str)
{
QRegExp re("[<>&\"\\n]");
QString res = str;
for (int i = 0; (i = res.indexOf(re, i)) >= 0;) {
switch (res[i].toLatin1()) {
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;
}
void ConfigInfoView::expr_print_help(void *data, struct symbol *sym, const char *str)
{
QTextStream *stream = reinterpret_cast<QTextStream *>(data);
if (sym && sym->name && !(sym->flags & SYMBOL_CONST)) {
*stream << "<a href=\"s" << sym->name << "\">";
*stream << print_filter(str);
*stream << "</a>";
} else {
*stream << print_filter(str);
}
}
void ConfigInfoView::clicked(const QUrl &url)
{
QByteArray str = url.toEncoded();
const std::size_t count = str.size();
char *data = new char[count + 1];
struct symbol **result;
struct menu *m = NULL;
if (count < 1) {
delete[] data;
return;
}
memcpy(data, str.constData(), count);
data[count] = '\0';
/* Seek for exact match */
data[0] = '^';
strcat(data, "$");
result = sym_re_search(data);
if (!result) {
delete[] data;
return;
}
sym = *result;
/* Seek for the menu which holds the symbol */
for (struct property *prop = sym->prop; prop; prop = prop->next) {
if (prop->type != P_PROMPT && prop->type != P_MENU)
continue;
m = prop->menu;
break;
}
if (!m) {
/* Symbol is not visible as a menu */
symbolInfo();
emit showDebugChanged(true);
} else {
emit menuSelected(m);
}
free(result);
delete[] data;
}
void ConfigInfoView::contextMenuEvent(QContextMenuEvent *event)
{
contextMenu->popup(event->globalPos());
event->accept();
}
ConfigSearchWindow::ConfigSearchWindow(ConfigMainWindow *parent)
: Parent(parent), result(NULL)
{
setObjectName("search");
setWindowTitle("Search Config");
QVBoxLayout* layout1 = new QVBoxLayout(this);
layout1->setContentsMargins(11, 11, 11, 11);
layout1->setSpacing(6);
QHBoxLayout* layout2 = new QHBoxLayout();
layout2->setContentsMargins(0, 0, 0, 0);
layout2->setSpacing(6);
layout2->addWidget(new QLabel("Find:", this));
editField = new QLineEdit(this);
connect(editField, &QLineEdit::returnPressed,
this, &ConfigSearchWindow::search);
layout2->addWidget(editField);
searchButton = new QPushButton("Search", this);
searchButton->setAutoDefault(false);
connect(searchButton, &QPushButton::clicked,
this, &ConfigSearchWindow::search);
layout2->addWidget(searchButton);
layout1->addLayout(layout2);
split = new QSplitter(this);
split->setOrientation(Qt::Vertical);
list = new ConfigList(split, "search");
list->mode = listMode;
info = new ConfigInfoView(split, "search");
connect(list, &ConfigList::menuChanged,
info, &ConfigInfoView::setInfo);
connect(list, &ConfigList::menuChanged,
parent, &ConfigMainWindow::setMenuLink);
layout1->addWidget(split);
QVariant x, y;
int width, height;
bool ok;
configSettings->beginGroup("search");
width = configSettings->value("/window width", parent->width() / 2).toInt();
height = configSettings->value("/window height", parent->height() / 2).toInt();
resize(width, height);
x = configSettings->value("/window x");
y = configSettings->value("/window y");
if (x.isValid() && y.isValid())
move(x.toInt(), y.toInt());
QList<int> sizes = configSettings->readSizes("/split", &ok);
if (ok)
split->setSizes(sizes);
configSettings->endGroup();
connect(configApp, &QApplication::aboutToQuit,
this, &ConfigSearchWindow::saveSettings);
}
void ConfigSearchWindow::saveSettings(void)
{
if (!objectName().isEmpty()) {
configSettings->beginGroup(objectName());
configSettings->setValue("/window x", pos().x());
configSettings->setValue("/window y", pos().y());
configSettings->setValue("/window width", size().width());
configSettings->setValue("/window height", size().height());
configSettings->writeSizes("/split", split->sizes());
configSettings->endGroup();
}
}
void ConfigSearchWindow::search(void)
{
struct symbol **p;
struct property *prop;
ConfigItem *lastItem = NULL;
free(result);
list->clear();
info->clear();
result = sym_re_search(editField->text().toLatin1());
if (!result)
return;
for (p = result; *p; p++) {
for_all_prompts((*p), prop)
lastItem = new ConfigItem(list, lastItem, prop->menu,
menu_is_visible(prop->menu));
}
}
/*
* Construct the complete config widget
*/
ConfigMainWindow::ConfigMainWindow(void)
: searchWindow(0)
{
bool ok = true;
QVariant x, y;
int width, height;
char title[256];
QDesktopWidget *d = configApp->desktop();
snprintf(title, sizeof(title), "%s%s",
rootmenu.prompt->text,
""
);
setWindowTitle(title);
width = configSettings->value("/window width", d->width() - 64).toInt();
height = configSettings->value("/window height", d->height() - 64).toInt();
resize(width, height);
x = configSettings->value("/window x");
y = configSettings->value("/window y");
if ((x.isValid())&&(y.isValid()))
move(x.toInt(), y.toInt());
// set up icons
ConfigItem::symbolYesIcon = QIcon(QPixmap(xpm_symbol_yes));
ConfigItem::symbolModIcon = QIcon(QPixmap(xpm_symbol_mod));
ConfigItem::symbolNoIcon = QIcon(QPixmap(xpm_symbol_no));
ConfigItem::choiceYesIcon = QIcon(QPixmap(xpm_choice_yes));
ConfigItem::choiceNoIcon = QIcon(QPixmap(xpm_choice_no));
ConfigItem::menuIcon = QIcon(QPixmap(xpm_menu));
ConfigItem::menubackIcon = QIcon(QPixmap(xpm_menuback));
QWidget *widget = new QWidget(this);
QVBoxLayout *layout = new QVBoxLayout(widget);
setCentralWidget(widget);
split1 = new QSplitter(widget);
split1->setOrientation(Qt::Horizontal);
split1->setChildrenCollapsible(false);
menuList = new ConfigList(widget, "menu");
split2 = new QSplitter(widget);
split2->setChildrenCollapsible(false);
split2->setOrientation(Qt::Vertical);
// create config tree
configList = new ConfigList(widget, "config");
helpText = new ConfigInfoView(widget, "help");
layout->addWidget(split2);
split2->addWidget(split1);
split1->addWidget(configList);
split1->addWidget(menuList);
split2->addWidget(helpText);
setTabOrder(configList, helpText);
configList->setFocus();
backAction = new QAction(QPixmap(xpm_back), "Back", this);
connect(backAction, &QAction::triggered,
this, &ConfigMainWindow::goBack);
QAction *quitAction = new QAction("&Quit", this);
quitAction->setShortcut(Qt::CTRL + Qt::Key_Q);
connect(quitAction, &QAction::triggered,
this, &ConfigMainWindow::close);
QAction *loadAction = new QAction(QPixmap(xpm_load), "&Load", this);
loadAction->setShortcut(Qt::CTRL + Qt::Key_L);
connect(loadAction, &QAction::triggered,
this, &ConfigMainWindow::loadConfig);
saveAction = new QAction(QPixmap(xpm_save), "&Save", this);
saveAction->setShortcut(Qt::CTRL + Qt::Key_S);
connect(saveAction, &QAction::triggered,
this, &ConfigMainWindow::saveConfig);
conf_set_changed_callback(conf_changed);
// Set saveAction's initial state
conf_changed();
configname = xstrdup(conf_get_configname());
QAction *saveAsAction = new QAction("Save &As...", this);
connect(saveAsAction, &QAction::triggered,
this, &ConfigMainWindow::saveConfigAs);
QAction *searchAction = new QAction("&Find", this);
searchAction->setShortcut(Qt::CTRL + Qt::Key_F);
connect(searchAction, &QAction::triggered,
this, &ConfigMainWindow::searchConfig);
singleViewAction = new QAction(QPixmap(xpm_single_view), "Single View", this);
singleViewAction->setCheckable(true);
connect(singleViewAction, &QAction::triggered,
this, &ConfigMainWindow::showSingleView);
splitViewAction = new QAction(QPixmap(xpm_split_view), "Split View", this);
splitViewAction->setCheckable(true);
connect(splitViewAction, &QAction::triggered,
this, &ConfigMainWindow::showSplitView);
fullViewAction = new QAction(QPixmap(xpm_tree_view), "Full View", this);
fullViewAction->setCheckable(true);
connect(fullViewAction, &QAction::triggered,
this, &ConfigMainWindow::showFullView);
QAction *showNameAction = new QAction("Show Name", this);
showNameAction->setCheckable(true);
connect(showNameAction, &QAction::toggled,
configList, &ConfigList::setShowName);
showNameAction->setChecked(configList->showName);
QActionGroup *optGroup = new QActionGroup(this);
optGroup->setExclusive(true);
connect(optGroup, &QActionGroup::triggered,
configList, &ConfigList::setOptionMode);
connect(optGroup, &QActionGroup::triggered,
menuList, &ConfigList::setOptionMode);
ConfigList::showNormalAction = new QAction("Show Normal Options", optGroup);
ConfigList::showNormalAction->setCheckable(true);
ConfigList::showAllAction = new QAction("Show All Options", optGroup);
ConfigList::showAllAction->setCheckable(true);
ConfigList::showPromptAction = new QAction("Show Prompt Options", optGroup);
ConfigList::showPromptAction->setCheckable(true);
QAction *showDebugAction = new QAction("Show Debug Info", this);
showDebugAction->setCheckable(true);
connect(showDebugAction, &QAction::toggled,
helpText, &ConfigInfoView::setShowDebug);
showDebugAction->setChecked(helpText->showDebug());
QAction *showIntroAction = new QAction("Introduction", this);
connect(showIntroAction, &QAction::triggered,
this, &ConfigMainWindow::showIntro);
QAction *showAboutAction = new QAction("About", this);
connect(showAboutAction, &QAction::triggered,
this, &ConfigMainWindow::showAbout);
// init tool bar
QToolBar *toolBar = addToolBar("Tools");
toolBar->addAction(backAction);
toolBar->addSeparator();
toolBar->addAction(loadAction);
toolBar->addAction(saveAction);
toolBar->addSeparator();
toolBar->addAction(singleViewAction);
toolBar->addAction(splitViewAction);
toolBar->addAction(fullViewAction);
// create file menu
QMenu *menu = menuBar()->addMenu("&File");
menu->addAction(loadAction);
menu->addAction(saveAction);
menu->addAction(saveAsAction);
menu->addSeparator();
menu->addAction(quitAction);
// create edit menu
menu = menuBar()->addMenu("&Edit");
menu->addAction(searchAction);
// create options menu
menu = menuBar()->addMenu("&Option");
menu->addAction(showNameAction);
menu->addSeparator();
menu->addActions(optGroup->actions());
menu->addSeparator();
menu->addAction(showDebugAction);
// create help menu
menu = menuBar()->addMenu("&Help");
menu->addAction(showIntroAction);
menu->addAction(showAboutAction);
connect(helpText, &ConfigInfoView::anchorClicked,
helpText, &ConfigInfoView::clicked);
connect(configList, &ConfigList::menuChanged,
helpText, &ConfigInfoView::setInfo);
connect(configList, &ConfigList::menuSelected,
this, &ConfigMainWindow::changeMenu);
connect(configList, &ConfigList::itemSelected,
this, &ConfigMainWindow::changeItens);
connect(configList, &ConfigList::parentSelected,
this, &ConfigMainWindow::goBack);
connect(menuList, &ConfigList::menuChanged,
helpText, &ConfigInfoView::setInfo);
connect(menuList, &ConfigList::menuSelected,
this, &ConfigMainWindow::changeMenu);
connect(configList, &ConfigList::gotFocus,
helpText, &ConfigInfoView::setInfo);
connect(menuList, &ConfigList::gotFocus,
helpText, &ConfigInfoView::setInfo);
connect(menuList, &ConfigList::gotFocus,
this, &ConfigMainWindow::listFocusChanged);
connect(helpText, &ConfigInfoView::menuSelected,
this, &ConfigMainWindow::setMenuLink);
QString listMode = configSettings->value("/listMode", "symbol").toString();
if (listMode == "single")
showSingleView();
else if (listMode == "full")
showFullView();
else /*if (listMode == "split")*/
showSplitView();
// UI setup done, restore splitter positions
QList<int> sizes = configSettings->readSizes("/split1", &ok);
if (ok)
split1->setSizes(sizes);
sizes = configSettings->readSizes("/split2", &ok);
if (ok)
split2->setSizes(sizes);
}
void ConfigMainWindow::loadConfig(void)
{
QString str;
QByteArray ba;
const char *name;
str = QFileDialog::getOpenFileName(this, "", configname);
if (str.isNull())
return;
ba = str.toLocal8Bit();
name = ba.data();
if (conf_read(name))
QMessageBox::information(this, "qconf", "Unable to load configuration!");
free(configname);
configname = xstrdup(name);
ConfigList::updateListAllForAll();
}
bool ConfigMainWindow::saveConfig(void)
{
if (conf_write(configname)) {
QMessageBox::information(this, "qconf", "Unable to save configuration!");
return false;
}
conf_write_autoconf(0);
return true;
}
void ConfigMainWindow::saveConfigAs(void)
{
QString str;
QByteArray ba;
const char *name;
str = QFileDialog::getSaveFileName(this, "", configname);
if (str.isNull())
return;
ba = str.toLocal8Bit();
name = ba.data();
if (conf_write(name)) {
QMessageBox::information(this, "qconf", "Unable to save configuration!");
}
conf_write_autoconf(0);
free(configname);
configname = xstrdup(name);
}
void ConfigMainWindow::searchConfig(void)
{
if (!searchWindow)
searchWindow = new ConfigSearchWindow(this);
searchWindow->show();
}
void ConfigMainWindow::changeItens(struct menu *menu)
{
configList->setRootMenu(menu);
}
void ConfigMainWindow::changeMenu(struct menu *menu)
{
menuList->setRootMenu(menu);
}
void ConfigMainWindow::setMenuLink(struct menu *menu)
{
struct menu *parent;
ConfigList* list = NULL;
ConfigItem* item;
if (configList->menuSkip(menu))
return;
switch (configList->mode) {
case singleMode:
list = configList;
parent = menu_get_parent_menu(menu);
if (!parent)
return;
list->setRootMenu(parent);
break;
case menuMode:
if (menu->flags & MENU_ROOT) {
menuList->setRootMenu(menu);
configList->clearSelection();
list = configList;
} else {
parent = menu_get_parent_menu(menu->parent);
if (!parent)
return;
/* Select the config view */
item = configList->findConfigItem(parent);
if (item) {
configList->setSelected(item, true);
configList->scrollToItem(item);
}
menuList->setRootMenu(parent);
menuList->clearSelection();
list = menuList;
}
break;
case fullMode:
list = configList;
break;
default:
break;
}
if (list) {
item = list->findConfigItem(menu);
if (item) {
list->setSelected(item, true);
list->scrollToItem(item);
list->setFocus();
helpText->setInfo(menu);
}
}
}
void ConfigMainWindow::listFocusChanged(void)
{
if (menuList->mode == menuMode)
configList->clearSelection();
}
void ConfigMainWindow::goBack(void)
{
if (configList->rootEntry == &rootmenu)
return;
configList->setParentMenu();
}
void ConfigMainWindow::showSingleView(void)
{
singleViewAction->setEnabled(false);
singleViewAction->setChecked(true);
splitViewAction->setEnabled(true);
splitViewAction->setChecked(false);
fullViewAction->setEnabled(true);
fullViewAction->setChecked(false);
backAction->setEnabled(true);
menuList->hide();
menuList->setRootMenu(0);
configList->mode = singleMode;
if (configList->rootEntry == &rootmenu)
configList->updateListAll();
else
configList->setRootMenu(&rootmenu);
configList->setFocus();
}
void ConfigMainWindow::showSplitView(void)
{
singleViewAction->setEnabled(true);
singleViewAction->setChecked(false);
splitViewAction->setEnabled(false);
splitViewAction->setChecked(true);
fullViewAction->setEnabled(true);
fullViewAction->setChecked(false);
backAction->setEnabled(false);
configList->mode = menuMode;
if (configList->rootEntry == &rootmenu)
configList->updateListAll();
else
configList->setRootMenu(&rootmenu);
configList->setAllOpen(true);
configApp->processEvents();
menuList->mode = symbolMode;
menuList->setRootMenu(&rootmenu);
menuList->setAllOpen(true);
menuList->show();
menuList->setFocus();
}
void ConfigMainWindow::showFullView(void)
{
singleViewAction->setEnabled(true);
singleViewAction->setChecked(false);
splitViewAction->setEnabled(true);
splitViewAction->setChecked(false);
fullViewAction->setEnabled(false);
fullViewAction->setChecked(true);
backAction->setEnabled(false);
menuList->hide();
menuList->setRootMenu(0);
configList->mode = fullMode;
if (configList->rootEntry == &rootmenu)
configList->updateListAll();
else
configList->setRootMenu(&rootmenu);
configList->setFocus();
}
/*
* ask for saving configuration before quitting
*/
void ConfigMainWindow::closeEvent(QCloseEvent* e)
{
if (!conf_get_changed()) {
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:
if (saveConfig())
e->accept();
else
e->ignore();
break;
case QMessageBox::No:
e->accept();
break;
case QMessageBox::Cancel:
e->ignore();
break;
}
}
void ConfigMainWindow::showIntro(void)
{
static const QString str =
"Welcome to the qconf graphical configuration tool.\n"
"\n"
"For bool and tristate options, a blank box indicates the "
"feature is disabled, a check indicates it is enabled, and a "
"dot indicates that it is to be compiled as a module. Clicking "
"on the box will cycle through the three states. For int, hex, "
"and string options, double-clicking or pressing F2 on the "
"Value cell will allow you to edit the value.\n"
"\n"
"If you do not see an option (e.g., a device driver) that you "
"believe should be present, try turning on Show All Options "
"under the Options menu. Enabling Show Debug Info will help you"
"figure out what other options must be enabled to support the "
"option you are interested in, and hyperlinks will navigate to "
"them.\n"
"\n"
"Toggling Show Debug Info under the Options menu will show the "
"dependencies, which you can then match by examining other "
"options.\n";
QMessageBox::information(this, "qconf", str);
}
void ConfigMainWindow::showAbout(void)
{
static const QString str = "qconf is Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>.\n"
"Copyright (C) 2015 Boris Barbulovski <bbarbulovski@gmail.com>.\n"
"\n"
"Bug reports and feature request can also be entered at http://bugzilla.kernel.org/\n"
"\n"
"Qt Version: ";
QMessageBox::information(this, "qconf", str + qVersion());
}
void ConfigMainWindow::saveSettings(void)
{
configSettings->setValue("/window x", pos().x());
configSettings->setValue("/window y", pos().y());
configSettings->setValue("/window width", size().width());
configSettings->setValue("/window height", size().height());
QString entry;
switch(configList->mode) {
case singleMode :
entry = "single";
break;
case symbolMode :
entry = "split";
break;
case fullMode :
entry = "full";
break;
default:
break;
}
configSettings->setValue("/listMode", entry);
configSettings->writeSizes("/split1", split1->sizes());
configSettings->writeSizes("/split2", split2->sizes());
}
void ConfigMainWindow::conf_changed(void)
{
if (saveAction)
saveAction->setEnabled(conf_get_changed());
}
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 [-s] <config>\n", progname);
exit(0);
}
int main(int ac, char** av)
{
ConfigMainWindow* v;
const char *name;
progname = av[0];
if (ac > 1 && av[1][0] == '-') {
switch (av[1][1]) {
case 's':
conf_set_message_callback(NULL);
break;
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);
configApp = new QApplication(ac, av);
configSettings = new ConfigSettings();
configSettings->beginGroup("/kconfig/qconf");
v = new ConfigMainWindow();
//zconfdump(stdout);
configApp->connect(configApp, SIGNAL(lastWindowClosed()), SLOT(quit()));
configApp->connect(configApp, SIGNAL(aboutToQuit()), v, SLOT(saveSettings()));
v->show();
configApp->exec();
configSettings->endGroup();
delete configSettings;
delete v;
delete configApp;
return 0;
}
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