modaloverlay.h raw

   1  // Copyright (c) 2016-present The Bitcoin Core developers
   2  // Distributed under the MIT software license, see the accompanying
   3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4  
   5  #ifndef BITCOIN_QT_MODALOVERLAY_H
   6  #define BITCOIN_QT_MODALOVERLAY_H
   7  
   8  #include <QDateTime>
   9  #include <QPropertyAnimation>
  10  #include <QWidget>
  11  
  12  //! The required delta of headers to the estimated number of available headers until we show the IBD progress
  13  static constexpr int HEADER_HEIGHT_DELTA_SYNC = 24;
  14  
  15  namespace Ui {
  16      class ModalOverlay;
  17  }
  18  
  19  /** Modal overlay to display information about the chain-sync state */
  20  class ModalOverlay : public QWidget
  21  {
  22      Q_OBJECT
  23  
  24  public:
  25      explicit ModalOverlay(bool enable_wallet, QWidget *parent);
  26      ~ModalOverlay();
  27  
  28      void tipUpdate(int count, const QDateTime& blockDate, double nVerificationProgress);
  29      void setKnownBestHeight(int count, const QDateTime& blockDate, bool presync);
  30  
  31      // will show or hide the modal layer
  32      void showHide(bool hide = false, bool userRequested = false);
  33      bool isLayerVisible() const { return layerIsVisible; }
  34  
  35  public Q_SLOTS:
  36      void toggleVisibility();
  37      void closeClicked();
  38  
  39  Q_SIGNALS:
  40      void triggered(bool hidden);
  41  
  42  protected:
  43      bool eventFilter(QObject * obj, QEvent * ev) override;
  44      bool event(QEvent* ev) override;
  45  
  46  private:
  47      Ui::ModalOverlay *ui;
  48      int bestHeaderHeight{0}; // best known height (based on the headers)
  49      QDateTime bestHeaderDate;
  50      QVector<QPair<qint64, double> > blockProcessTime;
  51      bool layerIsVisible{false};
  52      bool userClosed{false};
  53      QPropertyAnimation m_animation;
  54      void UpdateHeaderSyncLabel();
  55      void UpdateHeaderPresyncLabel(int height, const QDateTime& blockDate);
  56  };
  57  
  58  #endif // BITCOIN_QT_MODALOVERLAY_H
  59