diff options
Diffstat (limited to 'src/qt/guiutil.h')
| -rw-r--r-- | src/qt/guiutil.h | 141 |
1 files changed, 97 insertions, 44 deletions
diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h index 9fb108dff9..06a3b63668 100644 --- a/src/qt/guiutil.h +++ b/src/qt/guiutil.h @@ -9,17 +9,25 @@ #include <fs.h> #include <net.h> #include <netaddress.h> +#include <util/check.h> +#include <QApplication> #include <QEvent> #include <QHeaderView> #include <QItemDelegate> #include <QLabel> #include <QMessageBox> +#include <QMetaObject> #include <QObject> #include <QProgressBar> #include <QString> #include <QTableView> +#include <cassert> +#include <chrono> +#include <utility> + +class PlatformStyle; class QValidatedLineEdit; class SendCoinsRecipient; @@ -29,10 +37,12 @@ namespace interfaces } QT_BEGIN_NAMESPACE +class QAbstractButton; class QAbstractItemView; class QAction; class QDateTime; class QFont; +class QKeySequence; class QLineEdit; class QMenu; class QPoint; @@ -53,11 +63,19 @@ namespace GUIUtil QString dateTimeStr(qint64 nTime); // Return a monospace font - QFont fixedPitchFont(); + QFont fixedPitchFont(bool use_embedded_font = false); // Set up widget for address void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent); + /** + * Connects an additional shortcut to a QAbstractButton. Works around the + * one shortcut limitation of the button's shortcut property. + * @param[in] button QAbstractButton to assign shortcut to + * @param[in] shortcut QKeySequence to use as shortcut + */ + void AddButtonShortcut(QAbstractButton* button, const QKeySequence& shortcut); + // Parse "bitcoin:" URI into recipient object, return true on successful parsing bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out); bool parseBitcoinURI(QString uri, SendCoinsRecipient *out); @@ -181,45 +199,6 @@ namespace GUIUtil bool eventFilter(QObject* watched, QEvent* event) override; }; - /** - * Makes a QTableView last column feel as if it was being resized from its left border. - * Also makes sure the column widths are never larger than the table's viewport. - * In Qt, all columns are resizable from the right, but it's not intuitive resizing the last column from the right. - * Usually our second to last columns behave as if stretched, and when on stretch mode, columns aren't resizable - * interactively or programmatically. - * - * This helper object takes care of this issue. - * - */ - class TableViewLastColumnResizingFixer: public QObject - { - Q_OBJECT - - public: - TableViewLastColumnResizingFixer(QTableView* table, int lastColMinimumWidth, int allColsMinimumWidth, QObject *parent); - void stretchColumnWidth(int column); - - private: - QTableView* tableView; - int lastColumnMinimumWidth; - int allColumnsMinimumWidth; - int lastColumnIndex; - int columnCount; - int secondToLastColumnIndex; - - void adjustTableColumnsWidth(); - int getAvailableWidthForColumn(int column); - int getColumnsWidth(); - void connectViewHeadersSignals(); - void disconnectViewHeadersSignals(); - void setViewHeaderResizeMode(int logicalIndex, QHeaderView::ResizeMode resizeMode); - void resizeColumn(int nColumnIndex, int width); - - private Q_SLOTS: - void on_sectionResized(int logicalIndex, int oldSize, int newSize); - void on_geometriesChanged(); - }; - bool GetStartOnSystemStartup(); bool SetStartOnSystemStartup(bool fAutoStart); @@ -233,7 +212,7 @@ namespace GUIUtil QString NetworkToQString(Network net); /** Convert enum ConnectionType to QString */ - QString ConnectionTypeToQString(ConnectionType conn_type); + QString ConnectionTypeToQString(ConnectionType conn_type, bool prepend_direction); /** Convert seconds into a QString with days, hours, mins, secs */ QString formatDurationStr(int secs); @@ -241,8 +220,8 @@ namespace GUIUtil /** Format CNodeStats.nServices bitmask into a user-readable string */ QString formatServicesStr(quint64 mask); - /** Format a CNodeStats.m_ping_usec into a user-readable string or display N/A, if 0 */ - QString formatPingTime(int64_t ping_usec); + /** Format a CNodeStats.m_last_ping_time into a user-readable string or display N/A, if 0 */ + QString formatPingTime(std::chrono::microseconds ping_time); /** Format a CNodeCombinedStats.nTimeOffset into a user-readable string */ QString formatTimeOffset(int64_t nTimeOffset); @@ -253,10 +232,32 @@ namespace GUIUtil qreal calculateIdealFontSize(int width, const QString& text, QFont font, qreal minPointSize = 4, qreal startPointSize = 14); - class ClickableLabel : public QLabel + class ThemedLabel : public QLabel { Q_OBJECT + public: + explicit ThemedLabel(const PlatformStyle* platform_style, QWidget* parent = nullptr); + void setThemedPixmap(const QString& image_filename, int width, int height); + + protected: + void changeEvent(QEvent* e) override; + + private: + const PlatformStyle* m_platform_style; + QString m_image_filename; + int m_pixmap_width; + int m_pixmap_height; + void updateThemedPixmap(); + }; + + class ClickableLabel : public ThemedLabel + { + Q_OBJECT + + public: + explicit ClickableLabel(const PlatformStyle* platform_style, QWidget* parent = nullptr); + Q_SIGNALS: /** Emitted when the label is clicked. The relative mouse coordinates of the click are * passed to the signal. @@ -364,6 +365,58 @@ namespace GUIUtil QObject::connect(&source, &QObject::destroyed, object, std::forward<Fn>(function), connection); } + /** + * Replaces a plain text link with an HTML tagged one. + */ + QString MakeHtmlLink(const QString& source, const QString& link); + + void PrintSlotException( + const std::exception* exception, + const QObject* sender, + const QObject* receiver); + + /** + * A drop-in replacement of QObject::connect function + * (see: https://doc.qt.io/qt-5/qobject.html#connect-3), that + * guaranties that all exceptions are handled within the slot. + * + * NOTE: This function is incompatible with Qt private signals. + */ + template <typename Sender, typename Signal, typename Receiver, typename Slot> + auto ExceptionSafeConnect( + Sender sender, Signal signal, Receiver receiver, Slot method, + Qt::ConnectionType type = Qt::AutoConnection) + { + return QObject::connect( + sender, signal, receiver, + [sender, receiver, method](auto&&... args) { + bool ok{true}; + try { + (receiver->*method)(std::forward<decltype(args)>(args)...); + } catch (const NonFatalCheckError& e) { + PrintSlotException(&e, sender, receiver); + ok = QMetaObject::invokeMethod( + qApp, "handleNonFatalException", + blockingGUIThreadConnection(), + Q_ARG(QString, QString::fromStdString(e.what()))); + } catch (const std::exception& e) { + PrintSlotException(&e, sender, receiver); + ok = QMetaObject::invokeMethod( + qApp, "handleRunawayException", + blockingGUIThreadConnection(), + Q_ARG(QString, QString::fromStdString(e.what()))); + } catch (...) { + PrintSlotException(nullptr, sender, receiver); + ok = QMetaObject::invokeMethod( + qApp, "handleRunawayException", + blockingGUIThreadConnection(), + Q_ARG(QString, "Unknown failure occurred.")); + } + assert(ok); + }, + type); + } + } // namespace GUIUtil #endif // BITCOIN_QT_GUIUTIL_H |