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guiutil.cpp
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// Copyright (c) 2011-2021 The Bitcoin Core developers
// Copyright (c) 2014-2024 The Dash Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <qt/guiutil.h>
#include <qt/appearancewidget.h>
#include <qt/bitcoinaddressvalidator.h>
#include <qt/bitcoingui.h>
#include <qt/bitcoinunits.h>
#include <qt/optionsdialog.h>
#include <qt/qvalidatedlineedit.h>
#include <qt/sendcoinsrecipient.h>
#include <base58.h>
#include <chainparams.h>
#include <fs.h>
#include <interfaces/node.h>
#include <key_io.h>
#include <policy/policy.h>
#include <primitives/transaction.h>
#include <protocol.h>
#include <script/script.h>
#include <script/standard.h>
#include <util/system.h>
#include <util/time.h>
#include <cmath>
#ifdef WIN32
#include <shellapi.h>
#include <shlobj.h>
#include <shlwapi.h>
#endif
#include <QAbstractButton>
#include <QAbstractItemView>
#include <QApplication>
#include <QButtonGroup>
#include <QClipboard>
#include <QDateTime>
#include <QDebug>
#include <QDesktopServices>
#include <QDialog>
#include <QDialogButtonBox>
#include <QDoubleValidator>
#include <QFileDialog>
#include <QFont>
#include <QFontDatabase>
#include <QFontMetrics>
#include <QGuiApplication>
#include <QJsonObject>
#include <QKeyEvent>
#include <QKeySequence>
#include <QLatin1String>
#include <QLineEdit>
#include <QList>
#include <QLocale>
#include <QMenu>
#include <QMouseEvent>
#include <QPluginLoader>
#include <QPointer>
#include <QProgressDialog>
#include <QRegularExpression>
#include <QScreen>
#include <QSettings>
#include <QShortcut>
#include <QSize>
#include <QString>
#include <QTextDocument> // for Qt::mightBeRichText
#include <QThread>
#include <QTimer>
#include <QUrlQuery>
#include <QVBoxLayout>
#include <QtGlobal>
#include <chrono>
#include <exception>
#include <fstream>
#include <string>
#include <vector>
#if defined(Q_OS_MAC)
#include <QProcess>
void ForceActivation();
#endif
using namespace std::chrono_literals;
namespace GUIUtil {
static RecursiveMutex cs_css;
// The default stylesheet directory
static const QString defaultStylesheetDirectory = ":css";
// The actual stylesheet directory
static QString stylesheetDirectory = defaultStylesheetDirectory;
// The name of the traditional theme
static const QString traditionalTheme = "Traditional";
// The theme to set by default if settings are missing or incorrect
static const QString defaultTheme = "Light";
// The prefix a theme name should have if we want to apply dark colors and styles to it
static const QString darkThemePrefix = "Dark";
// The theme to set as a base one for non-traditional themes
static const QString generalTheme = "general";
// Mapping theme => css file
static const std::map<QString, QString> mapThemeToStyle{
{generalTheme, "general.css"},
{"Dark", "dark.css"},
{"Light", "light.css"},
{"Traditional", "traditional.css"},
};
/** loadFonts stores the SystemDefault font in osDefaultFont to be able to reference it later again */
static std::unique_ptr<QFont> osDefaultFont;
/** Font related default values. */
static const FontFamily defaultFontFamily = FontFamily::SystemDefault;
static const int defaultFontSize = 12;
static const double fontScaleSteps = 0.01;
#ifdef Q_OS_MAC
static const QFont::Weight defaultFontWeightNormal = QFont::ExtraLight;
static const QFont::Weight defaultFontWeightBold = QFont::Medium;
static const int defaultFontScale = 0;
#else
static const QFont::Weight defaultFontWeightNormal = QFont::Light;
static const QFont::Weight defaultFontWeightBold = QFont::Medium;
static const int defaultFontScale = 0;
#endif
/** Font related variables. */
// Application font family. May be overwritten by -font-family.
static FontFamily fontFamily = defaultFontFamily;
// Application font scale value. May be overwritten by -font-scale.
static int fontScale = defaultFontScale;
// Contains the weight settings separated for all available fonts
static std::map<FontFamily, std::pair<QFont::Weight, QFont::Weight>> mapDefaultWeights;
static std::map<FontFamily, std::pair<QFont::Weight, QFont::Weight>> mapWeights;
// Contains all widgets and its font attributes (weight, italic, size) with font changes due to GUIUtil::setFont
static std::map<QPointer<QWidget>, std::tuple<FontWeight, bool, int>> mapFontUpdates;
// Contains a list of supported font weights for all members of GUIUtil::FontFamily
static std::map<FontFamily, std::vector<QFont::Weight>> mapSupportedWeights;
#ifdef Q_OS_MAC
// Contains all widgets where the macOS focus rect has been disabled.
static std::set<QWidget*> setRectsDisabled;
#endif
static const std::map<ThemedColor, QColor> themedColors = {
{ ThemedColor::DEFAULT, QColor(85, 85, 85) },
{ ThemedColor::UNCONFIRMED, QColor(128, 128, 128) },
{ ThemedColor::BLUE, QColor(0, 141, 228) },
{ ThemedColor::ORANGE, QColor(199, 147, 4) },
{ ThemedColor::RED, QColor(168, 72, 50) },
{ ThemedColor::GREEN, QColor(94, 140, 65) },
{ ThemedColor::BAREADDRESS, QColor(140, 140, 140) },
{ ThemedColor::TX_STATUS_OPENUNTILDATE, QColor(64, 64, 255) },
{ ThemedColor::BACKGROUND_WIDGET, QColor(234, 234, 236) },
{ ThemedColor::BORDER_WIDGET, QColor(220, 220, 220) },
{ ThemedColor::BACKGROUND_NETSTATS, QColor(210, 210, 210, 230) },
{ ThemedColor::BORDER_NETSTATS, QColor(180, 180, 180) },
{ ThemedColor::QR_PIXEL, QColor(85, 85, 85) },
{ ThemedColor::ICON_ALTERNATIVE_COLOR, QColor(167, 167, 167) },
};
static const std::map<ThemedColor, QColor> themedDarkColors = {
{ ThemedColor::DEFAULT, QColor(199, 199, 199) },
{ ThemedColor::UNCONFIRMED, QColor(170, 170, 170) },
{ ThemedColor::BLUE, QColor(0, 89, 154) },
{ ThemedColor::ORANGE, QColor(199, 147, 4) },
{ ThemedColor::RED, QColor(168, 72, 50) },
{ ThemedColor::GREEN, QColor(94, 140, 65) },
{ ThemedColor::BAREADDRESS, QColor(140, 140, 140) },
{ ThemedColor::TX_STATUS_OPENUNTILDATE, QColor(64, 64, 255) },
{ ThemedColor::BACKGROUND_WIDGET, QColor(45, 45, 46) },
{ ThemedColor::BORDER_WIDGET, QColor(74, 74, 75) },
{ ThemedColor::BACKGROUND_NETSTATS, QColor(45, 45, 46, 230) },
{ ThemedColor::BORDER_NETSTATS, QColor(74, 74, 75) },
{ ThemedColor::QR_PIXEL, QColor(199, 199, 199) },
{ ThemedColor::ICON_ALTERNATIVE_COLOR, QColor(74, 74, 75) },
};
static const std::map<ThemedStyle, QString> themedStyles = {
{ ThemedStyle::TS_INVALID, "background:#a84832;" },
{ ThemedStyle::TS_ERROR, "color:#a84832;" },
{ ThemedStyle::TS_WARNING, "color:#999900;" },
{ ThemedStyle::TS_SUCCESS, "color:#5e8c41;" },
{ ThemedStyle::TS_COMMAND, "color:#008de4;" },
{ ThemedStyle::TS_PRIMARY, "color:#333;" },
{ ThemedStyle::TS_SECONDARY, "color:#444;" },
};
static const std::map<ThemedStyle, QString> themedDarkStyles = {
{ ThemedStyle::TS_INVALID, "background:#a84832;" },
{ ThemedStyle::TS_ERROR, "color:#a84832;" },
{ ThemedStyle::TS_WARNING, "color:#999900;" },
{ ThemedStyle::TS_SUCCESS, "color:#5e8c41;" },
{ ThemedStyle::TS_COMMAND, "color:#00599a;" },
{ ThemedStyle::TS_PRIMARY, "color:#c7c7c7;" },
{ ThemedStyle::TS_SECONDARY, "color:#aaa;" },
};
QColor getThemedQColor(ThemedColor color)
{
QString theme = QSettings().value("theme", "").toString();
return theme.startsWith(darkThemePrefix) ? themedDarkColors.at(color) : themedColors.at(color);
}
QString getThemedStyleQString(ThemedStyle style)
{
QString theme = QSettings().value("theme", "").toString();
return theme.startsWith(darkThemePrefix) ? themedDarkStyles.at(style) : themedStyles.at(style);
}
QIcon getIcon(const QString& strIcon, const ThemedColor color, const ThemedColor colorAlternative, const QString& strIconPath)
{
QColor qcolor = getThemedQColor(color);
QColor qcolorAlternative = getThemedQColor(colorAlternative);
QIcon icon(strIconPath + strIcon);
QIcon themedIcon;
for (const QSize& size : icon.availableSizes()) {
QImage image(icon.pixmap(size).toImage());
image = image.convertToFormat(QImage::Format_ARGB32);
for (int x = 0; x < image.width(); ++x) {
for (int y = 0; y < image.height(); ++y) {
const QRgb rgb = image.pixel(x, y);
QColor* pColor;
if ((rgb & RGB_MASK) < RGB_HALF) {
pColor = &qcolor;
} else {
pColor = &qcolorAlternative;
}
image.setPixel(x, y, qRgba(pColor->red(), pColor->green(), pColor->blue(), qAlpha(rgb)));
}
}
themedIcon.addPixmap(QPixmap::fromImage(image));
}
return themedIcon;
}
QIcon getIcon(const QString& strIcon, const ThemedColor color, const QString& strIconPath)
{
return getIcon(strIcon, color, ThemedColor::ICON_ALTERNATIVE_COLOR, strIconPath);
}
void setIcon(QAbstractButton* button, const QString& strIcon, const ThemedColor color, const ThemedColor colorAlternative, const QSize& size)
{
button->setIcon(getIcon(strIcon, color, colorAlternative));
button->setIconSize(size);
}
void setIcon(QAbstractButton* button, const QString& strIcon, const ThemedColor color, const QSize& size)
{
setIcon(button, strIcon, color, ThemedColor::ICON_ALTERNATIVE_COLOR, size);
}
QString dateTimeStr(const QDateTime &date)
{
return QLocale::system().toString(date.date(), QLocale::ShortFormat) + QString(" ") + date.toString("hh:mm");
}
QString dateTimeStr(qint64 nTime)
{
return dateTimeStr(QDateTime::fromSecsSinceEpoch((qint32)nTime));
}
QFont fixedPitchFont(bool use_embedded_font)
{
if (use_embedded_font) {
return {"Roboto Mono"};
}
return QFontDatabase::systemFont(QFontDatabase::FixedFont);
}
// Just some dummy data to generate a convincing random-looking (but consistent) address
static const uint8_t dummydata[] = {0xeb,0x15,0x23,0x1d,0xfc,0xeb,0x60,0x92,0x58,0x86,0xb6,0x7d,0x06,0x52,0x99,0x92,0x59,0x15,0xae,0xb1,0x72,0xc0,0x66,0x47};
// Generate a dummy address with invalid CRC, starting with the network prefix.
static std::string DummyAddress(const CChainParams ¶ms)
{
std::vector<unsigned char> sourcedata = params.Base58Prefix(CChainParams::PUBKEY_ADDRESS);
sourcedata.insert(sourcedata.end(), dummydata, dummydata + sizeof(dummydata));
for(int i=0; i<256; ++i) { // Try every trailing byte
std::string s = EncodeBase58(sourcedata);
if (!IsValidDestinationString(s)) {
return s;
}
sourcedata[sourcedata.size()-1] += 1;
}
return "";
}
void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent, bool fAllowURI)
{
parent->setFocusProxy(widget);
// We don't want translators to use own addresses in translations
// and this is the only place, where this address is supplied.
widget->setPlaceholderText(QObject::tr("Enter a Dash address (e.g. %1)").arg(
QString::fromStdString(DummyAddress(Params()))));
widget->setValidator(new BitcoinAddressEntryValidator(parent, fAllowURI));
widget->setCheckValidator(new BitcoinAddressCheckValidator(parent));
}
void setupAppearance(QWidget* parent, OptionsModel* model)
{
if (!QSettings().value("fAppearanceSetupDone", false).toBool()) {
// Create the dialog
QDialog dlg(parent);
dlg.setObjectName("AppearanceSetup");
dlg.setWindowTitle(QObject::tr("Appearance Setup"));
dlg.setWindowIcon(QIcon(":icons/dash"));
// And the widgets we add to it
QLabel lblHeading(QObject::tr("Please choose your preferred settings for the appearance of %1").arg(PACKAGE_NAME), &dlg);
lblHeading.setObjectName("lblHeading");
lblHeading.setWordWrap(true);
QLabel lblSubHeading(QObject::tr("This can also be adjusted later in the \"Appearance\" tab of the preferences."), &dlg);
lblSubHeading.setObjectName("lblSubHeading");
lblSubHeading.setWordWrap(true);
AppearanceWidget appearance(&dlg);
appearance.setModel(model);
QFrame line(&dlg);
line.setFrameShape(QFrame::HLine);
QDialogButtonBox buttonBox(QDialogButtonBox::Save);
// Put them into a vbox and add the vbox to the dialog
QVBoxLayout layout;
layout.addWidget(&lblHeading);
layout.addWidget(&lblSubHeading);
layout.addWidget(&line);
layout.addWidget(&appearance);
layout.addWidget(&buttonBox);
dlg.setLayout(&layout);
// Adjust the headings
setFont({&lblHeading}, FontWeight::Bold, 16);
setFont({&lblSubHeading}, FontWeight::Normal, 14, true);
// Make sure the dialog closes and accepts the settings if save has been pressed
QObject::connect(&buttonBox, &QDialogButtonBox::accepted, [&]() {
QSettings().setValue("fAppearanceSetupDone", true);
appearance.accept();
dlg.accept();
});
// And fire it!
dlg.exec();
}
}
void AddButtonShortcut(QAbstractButton* button, const QKeySequence& shortcut)
{
QObject::connect(new QShortcut(shortcut, button), &QShortcut::activated, [button]() { button->animateClick(); });
}
bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out)
{
// return if URI is not valid or is no dash: URI
if(!uri.isValid() || uri.scheme() != QString("dash"))
return false;
SendCoinsRecipient rv;
rv.address = uri.path();
// Trim any following forward slash which may have been added by the OS
if (rv.address.endsWith("/")) {
rv.address.truncate(rv.address.length() - 1);
}
rv.amount = 0;
QUrlQuery uriQuery(uri);
QList<QPair<QString, QString> > items = uriQuery.queryItems();
for (QList<QPair<QString, QString> >::iterator i = items.begin(); i != items.end(); i++)
{
bool fShouldReturnFalse = false;
if (i->first.startsWith("req-"))
{
i->first.remove(0, 4);
fShouldReturnFalse = true;
}
if (i->first == "label")
{
rv.label = i->second;
fShouldReturnFalse = false;
}
if (i->first == "IS")
{
// we simply ignore IS
fShouldReturnFalse = false;
}
if (i->first == "message")
{
rv.message = i->second;
fShouldReturnFalse = false;
}
else if (i->first == "amount")
{
if(!i->second.isEmpty())
{
if(!BitcoinUnits::parse(BitcoinUnits::DASH, i->second, &rv.amount))
{
return false;
}
}
fShouldReturnFalse = false;
}
if (fShouldReturnFalse)
return false;
}
if(out)
{
*out = rv;
}
return true;
}
bool parseBitcoinURI(QString uri, SendCoinsRecipient *out)
{
QUrl uriInstance(uri);
return parseBitcoinURI(uriInstance, out);
}
bool validateBitcoinURI(const QString& uri)
{
SendCoinsRecipient rcp;
return parseBitcoinURI(uri, &rcp);
}
QString formatBitcoinURI(const SendCoinsRecipient &info)
{
QString ret = QString("dash:%1").arg(info.address);
int paramCount = 0;
if (info.amount)
{
ret += QString("?amount=%1").arg(BitcoinUnits::format(BitcoinUnits::DASH, info.amount, false, BitcoinUnits::SeparatorStyle::NEVER));
paramCount++;
}
if (!info.label.isEmpty())
{
QString lbl(QUrl::toPercentEncoding(info.label));
ret += QString("%1label=%2").arg(paramCount == 0 ? "?" : "&").arg(lbl);
paramCount++;
}
if (!info.message.isEmpty())
{
QString msg(QUrl::toPercentEncoding(info.message));
ret += QString("%1message=%2").arg(paramCount == 0 ? "?" : "&").arg(msg);
paramCount++;
}
return ret;
}
bool isDust(interfaces::Node& node, const QString& address, const CAmount& amount)
{
CTxDestination dest = DecodeDestination(address.toStdString());
CScript script = GetScriptForDestination(dest);
CTxOut txOut(amount, script);
return IsDust(txOut, node.getDustRelayFee());
}
QString HtmlEscape(const QString& str, bool fMultiLine)
{
QString escaped = str.toHtmlEscaped();
if(fMultiLine)
{
escaped = escaped.replace("\n", "<br>\n");
}
return escaped;
}
QString HtmlEscape(const std::string& str, bool fMultiLine)
{
return HtmlEscape(QString::fromStdString(str), fMultiLine);
}
void copyEntryData(const QAbstractItemView *view, int column, int role)
{
if(!view || !view->selectionModel())
return;
QModelIndexList selection = view->selectionModel()->selectedRows(column);
if(!selection.isEmpty())
{
// Copy first item
setClipboard(selection.at(0).data(role).toString());
}
}
QList<QModelIndex> getEntryData(const QAbstractItemView *view, int column)
{
if(!view || !view->selectionModel())
return QList<QModelIndex>();
return view->selectionModel()->selectedRows(column);
}
bool hasEntryData(const QAbstractItemView *view, int column, int role)
{
QModelIndexList selection = getEntryData(view, column);
if (selection.isEmpty()) return false;
return !selection.at(0).data(role).toString().isEmpty();
}
void LoadFont(const QString& file_name)
{
const int id = QFontDatabase::addApplicationFont(file_name);
assert(id != -1);
}
QString getDefaultDataDirectory()
{
return PathToQString(GetDefaultDataDir());
}
QString ExtractFirstSuffixFromFilter(const QString& filter)
{
QRegularExpression filter_re(QStringLiteral(".* \\(\\*\\.(.*)[ \\)]"), QRegularExpression::InvertedGreedinessOption);
QString suffix;
QRegularExpressionMatch m = filter_re.match(filter);
if (m.hasMatch()) {
suffix = m.captured(1);
}
return suffix;
}
QString getSaveFileName(QWidget *parent, const QString &caption, const QString &dir,
const QString &filter,
QString *selectedSuffixOut)
{
QString selectedFilter;
QString myDir;
if(dir.isEmpty()) // Default to user documents location
{
myDir = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
}
else
{
myDir = dir;
}
/* Directly convert path to native OS path separators */
QString result = QDir::toNativeSeparators(QFileDialog::getSaveFileName(parent, caption, myDir, filter, &selectedFilter));
QString selectedSuffix = ExtractFirstSuffixFromFilter(selectedFilter);
/* Add suffix if needed */
QFileInfo info(result);
if(!result.isEmpty())
{
if(info.suffix().isEmpty() && !selectedSuffix.isEmpty())
{
/* No suffix specified, add selected suffix */
if(!result.endsWith("."))
result.append(".");
result.append(selectedSuffix);
}
}
/* Return selected suffix if asked to */
if(selectedSuffixOut)
{
*selectedSuffixOut = selectedSuffix;
}
return result;
}
QString getOpenFileName(QWidget *parent, const QString &caption, const QString &dir,
const QString &filter,
QString *selectedSuffixOut)
{
QString selectedFilter;
QString myDir;
if(dir.isEmpty()) // Default to user documents location
{
myDir = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
}
else
{
myDir = dir;
}
/* Directly convert path to native OS path separators */
QString result = QDir::toNativeSeparators(QFileDialog::getOpenFileName(parent, caption, myDir, filter, &selectedFilter));
if(selectedSuffixOut)
{
*selectedSuffixOut = ExtractFirstSuffixFromFilter(selectedFilter);
;
}
return result;
}
Qt::ConnectionType blockingGUIThreadConnection()
{
if(QThread::currentThread() != qApp->thread())
{
return Qt::BlockingQueuedConnection;
}
else
{
return Qt::DirectConnection;
}
}
bool checkPoint(const QPoint &p, const QWidget *w)
{
QWidget *atW = QApplication::widgetAt(w->mapToGlobal(p));
if (!atW) return false;
return atW->window() == w;
}
bool isObscured(QWidget *w)
{
return !(checkPoint(QPoint(0, 0), w)
&& checkPoint(QPoint(w->width() - 1, 0), w)
&& checkPoint(QPoint(0, w->height() - 1), w)
&& checkPoint(QPoint(w->width() - 1, w->height() - 1), w)
&& checkPoint(QPoint(w->width() / 2, w->height() / 2), w));
}
void bringToFront(QWidget* w)
{
#ifdef Q_OS_MAC
ForceActivation();
#endif
if (w) {
// activateWindow() (sometimes) helps with keyboard focus on Windows
if (w->isMinimized()) {
w->showNormal();
} else {
w->show();
}
w->activateWindow();
w->raise();
}
}
void handleCloseWindowShortcut(QWidget* w)
{
QObject::connect(new QShortcut(QKeySequence(QObject::tr("Ctrl+W")), w), &QShortcut::activated, w, &QWidget::close);
}
void openDebugLogfile()
{
fs::path pathDebug = gArgs.GetDataDirNet() / "debug.log";
/* Open debug.log with the associated application */
if (fs::exists(pathDebug))
QDesktopServices::openUrl(QUrl::fromLocalFile(PathToQString(pathDebug)));
}
void openConfigfile()
{
fs::path pathConfig = GetConfigFile(gArgs.GetArg("-conf", BITCOIN_CONF_FILENAME));
/* Open dash.conf with the associated application */
if (fs::exists(pathConfig)) {
// Workaround for macOS-specific behavior; see #15409.
if (!QDesktopServices::openUrl(QUrl::fromLocalFile(PathToQString(pathConfig)))) {
#ifdef Q_OS_MAC
QProcess::startDetached("/usr/bin/open", QStringList{"-t", PathToQString(pathConfig)});
#endif
return;
}
}
}
void showBackups()
{
fs::path backupsDir = gArgs.GetBackupsDirPath();
/* Open folder with default browser */
if (fs::exists(backupsDir))
QDesktopServices::openUrl(QUrl::fromLocalFile(PathToQString(backupsDir)));
}
ToolTipToRichTextFilter::ToolTipToRichTextFilter(int _size_threshold, QObject *parent) :
QObject(parent),
size_threshold(_size_threshold)
{
}
bool ToolTipToRichTextFilter::eventFilter(QObject *obj, QEvent *evt)
{
if(evt->type() == QEvent::ToolTipChange)
{
QWidget *widget = static_cast<QWidget*>(obj);
QString tooltip = widget->toolTip();
if(tooltip.size() > size_threshold && !tooltip.startsWith("<qt"))
{
// Escape the current message as HTML and replace \n by <br> if it's not rich text
if(!Qt::mightBeRichText(tooltip))
tooltip = HtmlEscape(tooltip, true);
// Envelop with <qt></qt> to make sure Qt detects every tooltip as rich text
// and style='white-space:pre' to preserve line composition
tooltip = "<qt style='white-space:pre'>" + tooltip + "</qt>";
widget->setToolTip(tooltip);
return true;
}
}
return QObject::eventFilter(obj, evt);
}
LabelOutOfFocusEventFilter::LabelOutOfFocusEventFilter(QObject* parent)
: QObject(parent)
{
}
bool LabelOutOfFocusEventFilter::eventFilter(QObject* watched, QEvent* event)
{
if (event->type() == QEvent::FocusOut) {
auto focus_out = static_cast<QFocusEvent*>(event);
if (focus_out->reason() != Qt::PopupFocusReason) {
auto label = qobject_cast<QLabel*>(watched);
if (label) {
auto flags = label->textInteractionFlags();
label->setTextInteractionFlags(Qt::NoTextInteraction);
label->setTextInteractionFlags(flags);
}
}
}
return QObject::eventFilter(watched, event);
}
#ifdef WIN32
fs::path static StartupShortcutPath()
{
std::string chain = gArgs.GetChainName();
if (chain == CBaseChainParams::MAIN)
return GetSpecialFolderPath(CSIDL_STARTUP) / "Dash Core.lnk";
if (chain == CBaseChainParams::TESTNET) // Remove this special case when CBaseChainParams::TESTNET = "testnet4"
return GetSpecialFolderPath(CSIDL_STARTUP) / "Dash Core (testnet).lnk";
return GetSpecialFolderPath(CSIDL_STARTUP) / strprintf("Dash Core (%s).lnk", chain);
}
bool GetStartOnSystemStartup()
{
// check for "Dash Core*.lnk"
return fs::exists(StartupShortcutPath());
}
bool SetStartOnSystemStartup(bool fAutoStart)
{
// If the shortcut exists already, remove it for updating
fs::remove(StartupShortcutPath());
if (fAutoStart)
{
CoInitialize(nullptr);
// Get a pointer to the IShellLink interface.
IShellLinkW* psl = nullptr;
HRESULT hres = CoCreateInstance(CLSID_ShellLink, nullptr,
CLSCTX_INPROC_SERVER, IID_IShellLinkW,
reinterpret_cast<void**>(&psl));
if (SUCCEEDED(hres))
{
// Get the current executable path
WCHAR pszExePath[MAX_PATH];
GetModuleFileNameW(nullptr, pszExePath, ARRAYSIZE(pszExePath));
// Start client minimized
QString strArgs = "-min";
// Set -testnet /-regtest options
strArgs += QString::fromStdString(strprintf(" -chain=%s", gArgs.GetChainName()));
// Set the path to the shortcut target
psl->SetPath(pszExePath);
PathRemoveFileSpecW(pszExePath);
psl->SetWorkingDirectory(pszExePath);
psl->SetShowCmd(SW_SHOWMINNOACTIVE);
psl->SetArguments(strArgs.toStdWString().c_str());
// Query IShellLink for the IPersistFile interface for
// saving the shortcut in persistent storage.
IPersistFile* ppf = nullptr;
hres = psl->QueryInterface(IID_IPersistFile, reinterpret_cast<void**>(&ppf));
if (SUCCEEDED(hres))
{
// Save the link by calling IPersistFile::Save.
hres = ppf->Save(StartupShortcutPath().wstring().c_str(), TRUE);
ppf->Release();
psl->Release();
CoUninitialize();
return true;
}
psl->Release();
}
CoUninitialize();
return false;
}
return true;
}
#elif defined(Q_OS_LINUX)
// Follow the Desktop Application Autostart Spec:
// https://specifications.freedesktop.org/autostart-spec/autostart-spec-latest.html
fs::path static GetAutostartDir()
{
char* pszConfigHome = getenv("XDG_CONFIG_HOME");
if (pszConfigHome) return fs::path(pszConfigHome) / "autostart";
char* pszHome = getenv("HOME");
if (pszHome) return fs::path(pszHome) / ".config" / "autostart";
return fs::path();
}
fs::path static GetAutostartFilePath()
{
std::string chain = gArgs.GetChainName();
if (chain == CBaseChainParams::MAIN)
return GetAutostartDir() / "dashcore.desktop";
return GetAutostartDir() / strprintf("dashcore-%s.desktop", chain);
}
bool GetStartOnSystemStartup()
{
std::ifstream optionFile{GetAutostartFilePath()};
if (!optionFile.good())
return false;
// Scan through file for "Hidden=true":
std::string line;
while (!optionFile.eof())
{
getline(optionFile, line);
if (line.find("Hidden") != std::string::npos &&
line.find("true") != std::string::npos)
return false;
}
optionFile.close();
return true;
}
bool SetStartOnSystemStartup(bool fAutoStart)
{
if (!fAutoStart)
fs::remove(GetAutostartFilePath());
else
{
char pszExePath[MAX_PATH+1];
ssize_t r = readlink("/proc/self/exe", pszExePath, sizeof(pszExePath));
if (r == -1 || r > MAX_PATH) {
return false;
}
pszExePath[r] = '\0';
fs::create_directories(GetAutostartDir());
std::ofstream optionFile{GetAutostartFilePath(), std::ios_base::out | std::ios_base::trunc};
if (!optionFile.good())
return false;
std::string chain = gArgs.GetChainName();
// Write a dashcore.desktop file to the autostart directory:
optionFile << "[Desktop Entry]\n";
optionFile << "Type=Application\n";
if (chain == CBaseChainParams::MAIN)
optionFile << "Name=Dash Core\n";
else
optionFile << strprintf("Name=Dash Core (%s)\n", chain);
optionFile << "Exec=" << pszExePath << strprintf(" -min -chain=%s\n", chain);
optionFile << "Terminal=false\n";
optionFile << "Hidden=false\n";
optionFile.close();
}
return true;
}
#else
bool GetStartOnSystemStartup() { return false; }
bool SetStartOnSystemStartup(bool fAutoStart) { return false; }
#endif
void setStyleSheetDirectory(const QString& path)
{
stylesheetDirectory = path;
}
bool isStyleSheetDirectoryCustom()
{
return stylesheetDirectory != defaultStylesheetDirectory;
}
const std::vector<QString> listStyleSheets()
{
std::vector<QString> vecStylesheets;
for (const auto& it : mapThemeToStyle) {
vecStylesheets.push_back(it.second);
}
return vecStylesheets;
}
const std::vector<QString> listThemes()
{
std::vector<QString> vecThemes;
for (const auto& it : mapThemeToStyle) {
if (it.first == generalTheme) continue;
vecThemes.push_back(it.first);
}
return vecThemes;
}
const QString getDefaultTheme()
{
return defaultTheme;
}
bool isValidTheme(const QString& strTheme)
{
return strTheme == defaultTheme || strTheme == darkThemePrefix || strTheme == traditionalTheme;
}
void loadStyleSheet(bool fForceUpdate)
{
AssertLockNotHeld(cs_css);
LOCK(cs_css);
static std::unique_ptr<QString> stylesheet;
bool fDebugCustomStyleSheets = gArgs.GetBoolArg("-debug-ui", false) && isStyleSheetDirectoryCustom();
bool fStyleSheetChanged = false;
if (stylesheet == nullptr || fForceUpdate || fDebugCustomStyleSheets) {
auto hasModified = [](const std::vector<QString>& vecFiles) -> bool {
static std::map<const QString, QDateTime> mapLastModified;
bool fModified = false;
for (auto file = vecFiles.begin(); file != vecFiles.end() && !fModified; ++file) {
QFileInfo info(*file);
QDateTime lastModified = info.lastModified(), prevLastModified;
auto it = mapLastModified.emplace(std::make_pair(*file, lastModified));
prevLastModified = it.second ? QDateTime() : it.first->second;
it.first->second = lastModified;
fModified = prevLastModified != lastModified;
}
return fModified;
};
auto loadFiles = [&](const std::vector<QString>& vecFiles) -> bool {
if (!fForceUpdate && fDebugCustomStyleSheets && !hasModified(vecFiles)) {
return false;
}
std::string platformName = gArgs.GetArg("-uiplatform", BitcoinGUI::DEFAULT_UIPLATFORM);
stylesheet = std::make_unique<QString>();
for (const auto& file : vecFiles) {
QFile qFile(file);
if (!qFile.open(QFile::ReadOnly)) {
throw std::runtime_error(strprintf("%s: Failed to open file: %s", __func__, file.toStdString()));
}
QString strStyle = QLatin1String(qFile.readAll());
// Process all <os=...></os> groups in the stylesheet first
QRegularExpressionMatch osStyleMatch;
QRegularExpression osStyleExp(
"^"
"(<os=(?:'|\").+(?:'|\")>)" // group 1
"((?:.|\n)+?)" // group 2
"(</os>?)" // group 3
"$");
osStyleExp.setPatternOptions(QRegularExpression::MultilineOption);
QRegularExpressionMatchIterator it = osStyleExp.globalMatch(strStyle);
// For all <os=...></os> sections
while (it.hasNext() && (osStyleMatch = it.next()).isValid()) {
QStringList listMatches = osStyleMatch.capturedTexts();
// Full match + 3 group matches
if (listMatches.size() % 4) {
throw std::runtime_error(strprintf("%s: Invalid <os=...></os> section in file %s", __func__, file.toStdString()));
}
for (int i = 0; i < listMatches.size(); i += 4) {
if (!listMatches[i + 1].contains(QString::fromStdString(platformName))) {
// If os is not supported for this styles
// just remove the full match
strStyle.replace(listMatches[i], "");
} else {
// If its supported remove the <os=...></os> tags
strStyle.replace(listMatches[i + 1], "");
strStyle.replace(listMatches[i + 3], "");
}
}
}
stylesheet->append(strStyle);
}
return true;
};
auto pathToFile = [&](const QString& theme) -> QString {
return stylesheetDirectory + "/" + (isStyleSheetDirectoryCustom() ? mapThemeToStyle.at(theme) : theme);
};