guiinterface.h

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// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef BITCOIN_GUIINTERFACE_H
#define BITCOIN_GUIINTERFACE_H
 
#include <stdint.h>
#include <string>
 
#include <boost/signals2/last_value.hpp>
#include <boost/signals2/signal.hpp>
 
class CBasicKeyStore;
class CWallet;
class uint256;
class CBlockIndex;
 
enum ChangeType {
    CT_NEW,
    CT_UPDATED,
    CT_DELETED
};
 
class CClientUIInterface
{
public:
    enum MessageBoxFlags {
        ICON_INFORMATION = 0,
        ICON_WARNING = (1U << 0),
        ICON_ERROR = (1U << 1),
        ICON_MASK = (ICON_INFORMATION | ICON_WARNING | ICON_ERROR),
 
        BTN_OK = 0x00000400U,      // QMessageBox::Ok
        BTN_YES = 0x00004000U,     // QMessageBox::Yes
        BTN_NO = 0x00010000U,      // QMessageBox::No
        BTN_ABORT = 0x00040000U,   // QMessageBox::Abort
        BTN_RETRY = 0x00080000U,   // QMessageBox::Retry
        BTN_IGNORE = 0x00100000U,  // QMessageBox::Ignore
        BTN_CLOSE = 0x00200000U,   // QMessageBox::Close
        BTN_CANCEL = 0x00400000U,  // QMessageBox::Cancel
        BTN_DISCARD = 0x00800000U, // QMessageBox::Discard
        BTN_HELP = 0x01000000U,    // QMessageBox::Help
        BTN_APPLY = 0x02000000U,   // QMessageBox::Apply
        BTN_RESET = 0x04000000U,   // QMessageBox::Reset
        BTN_MASK = (BTN_OK | BTN_YES | BTN_NO | BTN_ABORT | BTN_RETRY | BTN_IGNORE |
                    BTN_CLOSE |
                    BTN_CANCEL |
                    BTN_DISCARD |
                    BTN_HELP |
                    BTN_APPLY |
                    BTN_RESET),
 
        MODAL = 0x10000000U,
 
        SECURE = 0x40000000U,
 
        MSG_INFORMATION = ICON_INFORMATION,
        MSG_WARNING = (ICON_WARNING | BTN_OK | MODAL),
        MSG_ERROR = (ICON_ERROR | BTN_OK | MODAL)
    };
 
    boost::signals2::signal<bool(const std::string& message, const std::string& caption, unsigned int style), boost::signals2::last_value<bool> > ThreadSafeMessageBox;
 
    boost::signals2::signal<void(const std::string& message)> InitMessage;
 
    boost::signals2::signal<void()> ShowRecoveryDialog;
 
    boost::signals2::signal<std::string(const char* psz)> Translate;
 
    boost::signals2::signal<void(int newNumConnections)> NotifyNumConnectionsChanged;
 
    boost::signals2::signal<void()> NotifyAlertChanged;
 
    boost::signals2::signal<void(CWallet* wallet)> LoadWallet;
 
    boost::signals2::signal<void(const std::string& title, int nProgress)> ShowProgress;
 
    boost::signals2::signal<void(bool fInitialDownload, const CBlockIndex* newTip)> NotifyBlockTip;
 
    boost::signals2::signal<void(int size, const uint256& hash)> NotifyBlockSize;
 
    boost::signals2::signal<void (void)> BannedListChanged;
};
 
extern CClientUIInterface uiInterface;
 
inline std::string _(const char* psz)
{
    boost::optional<std::string> rv = uiInterface.Translate(psz);
    return rv ? (*rv) : psz;
}
 
#endif // BITCOIN_GUIINTERFACE_H