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105 lines
3.7 KiB
105 lines
3.7 KiB
// Copyright (c) 2010 Satoshi Nakamoto |
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// Copyright (c) 2012 The Bitcoin developers |
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// Distributed under the MIT/X11 software license, see the accompanying |
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// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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#ifndef BITCOIN_UI_INTERFACE_H |
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#define BITCOIN_UI_INTERFACE_H |
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#include <string> |
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#include "util.h" // for int64 |
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#include <boost/signals2/signal.hpp> |
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#include <boost/signals2/last_value.hpp> |
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class CBasicKeyStore; |
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class CWallet; |
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class uint256; |
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/** General change type (added, updated, removed). */ |
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enum ChangeType |
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{ |
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CT_NEW, |
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CT_UPDATED, |
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CT_DELETED |
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}; |
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/** Signals for UI communication. */ |
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class CClientUIInterface |
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{ |
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public: |
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/** Flags for CClientUIInterface::ThreadSafeMessageBox */ |
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enum MessageBoxFlags |
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{ |
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YES = 0x00000002, |
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OK = 0x00000004, |
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NO = 0x00000008, |
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YES_NO = (YES|NO), |
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CANCEL = 0x00000010, |
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APPLY = 0x00000020, |
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CLOSE = 0x00000040, |
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OK_DEFAULT = 0x00000000, |
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YES_DEFAULT = 0x00000000, |
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NO_DEFAULT = 0x00000080, |
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CANCEL_DEFAULT = 0x80000000, |
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ICON_EXCLAMATION = 0x00000100, |
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ICON_HAND = 0x00000200, |
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ICON_WARNING = ICON_EXCLAMATION, |
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ICON_ERROR = ICON_HAND, |
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ICON_QUESTION = 0x00000400, |
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ICON_INFORMATION = 0x00000800, |
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ICON_STOP = ICON_HAND, |
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ICON_ASTERISK = ICON_INFORMATION, |
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ICON_MASK = (0x00000100|0x00000200|0x00000400|0x00000800), |
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FORWARD = 0x00001000, |
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BACKWARD = 0x00002000, |
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RESET = 0x00004000, |
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HELP = 0x00008000, |
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MORE = 0x00010000, |
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SETUP = 0x00020000, |
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// Force blocking, modal message box dialog (not just OS notification) |
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MODAL = 0x00040000 |
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}; |
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/** Show message box. */ |
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boost::signals2::signal<void (const std::string& message, const std::string& caption, int style)> ThreadSafeMessageBox; |
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/** Ask the user whether they want to pay a fee or not. */ |
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boost::signals2::signal<bool (int64 nFeeRequired, const std::string& strCaption), boost::signals2::last_value<bool> > ThreadSafeAskFee; |
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/** Handle a URL passed at the command line. */ |
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boost::signals2::signal<void (const std::string& strURI)> ThreadSafeHandleURI; |
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/** Progress message during initialization. */ |
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boost::signals2::signal<void (const std::string &message)> InitMessage; |
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/** Initiate client shutdown. */ |
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boost::signals2::signal<void ()> QueueShutdown; |
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/** Translate a message to the native language of the user. */ |
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boost::signals2::signal<std::string (const char* psz)> Translate; |
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/** Block chain changed. */ |
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boost::signals2::signal<void ()> NotifyBlocksChanged; |
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/** Number of network connections changed. */ |
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boost::signals2::signal<void (int newNumConnections)> NotifyNumConnectionsChanged; |
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/** |
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* New, updated or cancelled alert. |
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* @note called with lock cs_mapAlerts held. |
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*/ |
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boost::signals2::signal<void (const uint256 &hash, ChangeType status)> NotifyAlertChanged; |
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}; |
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extern CClientUIInterface uiInterface; |
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/** |
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* Translation function: Call Translate signal on UI interface, which returns a boost::optional result. |
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* If no translation slot is registered, nothing is returned, and simply return the input. |
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*/ |
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inline std::string _(const char* psz) |
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{ |
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boost::optional<std::string> rv = uiInterface.Translate(psz); |
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return rv ? (*rv) : psz; |
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} |
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#endif
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