#ifndef GUIUTIL_H #define GUIUTIL_H #include #include #include class SendCoinsRecipient; QT_BEGIN_NAMESPACE class QFont; class QLineEdit; class QWidget; class QDateTime; class QUrl; class QAbstractItemView; QT_END_NAMESPACE /** Utility functions used by the Bitcoin Qt UI. */ namespace GUIUtil { // Create human-readable string from date QString dateTimeStr(const QDateTime &datetime); QString dateTimeStr(qint64 nTime); // Render Bitcoin addresses in monospace font QFont bitcoinAddressFont(); // Set up widgets for address and amounts void setupAddressWidget(QLineEdit *widget, QWidget *parent); void setupAmountWidget(QLineEdit *widget, QWidget *parent); // Parse "bitcoin:" URI into recipient object, return true on successful parsing // See Bitcoin URI definition discussion here: https://bitcointalk.org/index.php?topic=33490.0 bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out); bool parseBitcoinURI(QString uri, SendCoinsRecipient *out); // HTML escaping for rich text controls QString HtmlEscape(const QString& str, bool fMultiLine=false); QString HtmlEscape(const std::string& str, bool fMultiLine=false); /** Copy a field of the currently selected entry of a view to the clipboard. Does nothing if nothing is selected. @param[in] column Data column to extract from the model @param[in] role Data role to extract from the model @see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress */ void copyEntryData(QAbstractItemView *view, int column, int role=Qt::EditRole); void setClipboard(const QString& str); /** Get save filename, mimics QFileDialog::getSaveFileName, except that it appends a default suffix when no suffix is provided by the user. @param[in] parent Parent window (or 0) @param[in] caption Window caption (or empty, for default) @param[in] dir Starting directory (or empty, to default to documents directory) @param[in] filter Filter specification such as "Comma Separated Files (*.csv)" @param[out] selectedSuffixOut Pointer to return the suffix (file type) that was selected (or 0). Can be useful when choosing the save file format based on suffix. */ QString getSaveFileName(QWidget *parent=0, const QString &caption=QString(), const QString &dir=QString(), const QString &filter=QString(), QString *selectedSuffixOut=0); /** Get connection type to call object slot in GUI thread with invokeMethod. The call will be blocking. @returns If called from the GUI thread, return a Qt::DirectConnection. If called from another thread, return a Qt::BlockingQueuedConnection. */ Qt::ConnectionType blockingGUIThreadConnection(); // Determine whether a widget is hidden behind other windows bool isObscured(QWidget *w); // Open debug.log void openDebugLogfile(); /** Qt event filter that intercepts ToolTipChange events, and replaces the tooltip with a rich text representation if needed. This assures that Qt can word-wrap long tooltip messages. Tooltips longer than the provided size threshold (in characters) are wrapped. */ class ToolTipToRichTextFilter : public QObject { Q_OBJECT public: explicit ToolTipToRichTextFilter(int size_threshold, QObject *parent = 0); protected: bool eventFilter(QObject *obj, QEvent *evt); private: int size_threshold; }; bool GetStartOnSystemStartup(); bool SetStartOnSystemStartup(bool fAutoStart); /** Help message for Bitcoin-Qt, shown with --help. */ class HelpMessageBox : public QMessageBox { Q_OBJECT public: HelpMessageBox(QWidget *parent = 0); /** Show message box or print help message to standard output, based on operating system. */ void showOrPrint(); /** Print help message to console */ void printToConsole(); private: QString header; QString coreOptions; QString uiOptions; }; } // namespace GUIUtil #endif // GUIUTIL_H