src/qt/rpcconsole.h

   1 // Copyright (c) 2011-2016 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_RPCCONSOLE_H
   6 #define BITCOIN_QT_RPCCONSOLE_H
   7
   8 #include "guiutil.h"
   9 #include "peertablemodel.h"
  10
  11 #include "net.h"
  12
  13 #include <QWidget>
  14 #include <QCompleter>
  15 #include <QThread>
  16
  17 class ClientModel;
  18 class PlatformStyle;
  19 class RPCTimerInterface;
  20
  21 namespace Ui {
  22     class RPCConsole;
  23 }
  24
  25 QT_BEGIN_NAMESPACE
  26 class QMenu;
  27 class QItemSelection;
  28 QT_END_NAMESPACE
  29
  30 /** Local Bitcoin RPC console. */
  31 class RPCConsole: public QWidget
  32 {
  33     Q_OBJECT
  34
  35 public:
  36     explicit RPCConsole(const PlatformStyle *platformStyle, QWidget *parent);
  37     ~RPCConsole();
  38
  39     static bool RPCParseCommandLine(std::string &strResult, const std::string &strCommand, bool fExecute, std::string * const pstrFilteredOut = NULL);
  40     static bool RPCExecuteCommandLine(std::string &strResult, const std::string &strCommand, std::string * const pstrFilteredOut = NULL) {
  41         return RPCParseCommandLine(strResult, strCommand, true, pstrFilteredOut);
  42     }
  43
  44     void setClientModel(ClientModel *model);
  45
  46     enum MessageClass {
  47         MC_ERROR,
  48         MC_DEBUG,
  49         CMD_REQUEST,
  50         CMD_REPLY,
  51         CMD_ERROR
  52     };
  53
  54     enum TabTypes {
  55         TAB_INFO = 0,
  56         TAB_CONSOLE = 1,
  57         TAB_GRAPH = 2,
  58         TAB_PEERS = 3
  59     };
  60
  61 protected:
  62     virtual bool eventFilter(QObject* obj, QEvent *event);
  63     void keyPressEvent(QKeyEvent *);
  64
  65 private Q_SLOTS:
  66     void on_lineEdit_returnPressed();
  67     void on_tabWidget_currentChanged(int index);
  68     /** open the debug.log from the current datadir */
  69     void on_openDebugLogfileButton_clicked();
  70     /** change the time range of the network traffic graph */
  71     void on_sldGraphRange_valueChanged(int value);
  72     /** update traffic statistics */
  73     void updateTrafficStats(quint64 totalBytesIn, quint64 totalBytesOut);
  74     void resizeEvent(QResizeEvent *event);
  75     void showEvent(QShowEvent *event);
  76     void hideEvent(QHideEvent *event);
  77     /** Show custom context menu on Peers tab */
  78     void showPeersTableContextMenu(const QPoint& point);
  79     /** Show custom context menu on Bans tab */
  80     void showBanTableContextMenu(const QPoint& point);
  81     /** Hides ban table if no bans are present */
  82     void showOrHideBanTableIfRequired();
  83     /** clear the selected node */
  84     void clearSelectedNode();
  85
  86 public Q_SLOTS:
  87     void clear(bool clearHistory = true);
  88     void fontBigger();
  89     void fontSmaller();
  90     void setFontSize(int newSize);
  91     /** Append the message to the message widget */
  92     void message(int category, const QString &message, bool html = false);
  93     /** Set number of connections shown in the UI */
  94     void setNumConnections(int count);
  95     /** Set network state shown in the UI */
  96     void setNetworkActive(bool networkActive);
  97     /** Set number of blocks and last block date shown in the UI */
  98     void setNumBlocks(int count, const QDateTime& blockDate, double nVerificationProgress, bool headers);
  99     /** Set size (number of transactions and memory usage) of the mempool in the UI */
 100     void setMempoolSize(long numberOfTxs, size_t dynUsage);
 101     /** Go forward or back in history */
 102     void browseHistory(int offset);
 103     /** Scroll console view to end */
 104     void scrollToEnd();
 105     /** Handle selection of peer in peers list */
 106     void peerSelected(const QItemSelection &selected, const QItemSelection &deselected);
 107     /** Handle selection caching before update */
 108     void peerLayoutAboutToChange();
 109     /** Handle updated peer information */
 110     void peerLayoutChanged();
 111     /** Disconnect a selected node on the Peers tab */
 112     void disconnectSelectedNode();
 113     /** Ban a selected node on the Peers tab */
 114     void banSelectedNode(int bantime);
 115     /** Unban a selected node on the Bans tab */
 116     void unbanSelectedNode();
 117     /** set which tab has the focus (is visible) */
 118     void setTabFocus(enum TabTypes tabType);
 119
 120 Q_SIGNALS:
 121     // For RPC command executor
 122     void stopExecutor();
 123     void cmdRequest(const QString &command);
 124
 125 private:
 126     static QString FormatBytes(quint64 bytes);
 127     void startExecutor();
 128     void setTrafficGraphRange(int mins);
 129     /** show detailed information on ui about selected node */
 130     void updateNodeDetail(const CNodeCombinedStats *stats);
 131
 132     enum ColumnWidths
 133     {
 134         ADDRESS_COLUMN_WIDTH = 200,
 135         SUBVERSION_COLUMN_WIDTH = 150,
 136         PING_COLUMN_WIDTH = 80,
 137         BANSUBNET_COLUMN_WIDTH = 200,
 138         BANTIME_COLUMN_WIDTH = 250
 139
 140     };
 141
 142     Ui::RPCConsole *ui;
 143     ClientModel *clientModel;
 144     QStringList history;
 145     int historyPtr;
 146     QString cmdBeforeBrowsing;
 147     QList<NodeId> cachedNodeids;
 148     const PlatformStyle *platformStyle;
 149     RPCTimerInterface *rpcTimerInterface;
 150     QMenu *peersTableContextMenu;
 151     QMenu *banTableContextMenu;
 152     int consoleFontSize;
 153     QCompleter *autoCompleter;
 154     QThread thread;
 155
 156     /** Update UI with latest network info from model. */
 157     void updateNetworkState();
 158 };
 159
 160 #endif // BITCOIN_QT_RPCCONSOLE_H