//-------------------------------------------------------------------------------------
bool TelnetHandler::checkUDLR(const std::string &cmd)
{
if (cmd.find(TELNET_CMD_UP) != std::string::npos) // 上
{
pEndPoint_->send(TELNET_CMD_MOVE_FOCUS_LEFT_MAX, strlen(TELNET_CMD_MOVE_FOCUS_LEFT_MAX));
sendDelChar();
std::string startstr = getInputStartString();
pEndPoint_->send(startstr.c_str(), startstr.size());
resetStartPosition();
if(!getingHistroyCmd_)
{
++historyCommandIndex_;
getingHistroyCmd_ = true;
}
std::string s = getHistoryCommand(false);
pEndPoint_->send(s.c_str(), s.size());
command_ = s;
currPos_ = s.size();
return true;
}
else if (cmd.find(TELNET_CMD_DOWN) != std::string::npos) // 下
{
pEndPoint_->send(TELNET_CMD_MOVE_FOCUS_LEFT_MAX, strlen(TELNET_CMD_MOVE_FOCUS_LEFT_MAX));
sendDelChar();
std::string startstr = getInputStartString();
pEndPoint_->send(startstr.c_str(), startstr.size());
resetStartPosition();
if(!getingHistroyCmd_)
{
--historyCommandIndex_;
getingHistroyCmd_ = true;
}
std::string s = getHistoryCommand(true);
pEndPoint_->send(s.c_str(), s.size());
command_ = s;
currPos_ = s.size();
return true;
}
else if (cmd.find(TELNET_CMD_RIGHT) != std::string::npos) // 右
{
int cmdlen = strlen(TELNET_CMD_RIGHT);
if(currPos_ < (int)command_.size())
{
currPos_++;
pEndPoint_->send(TELNET_CMD_RIGHT, cmdlen);
}
return true;
}
else if (cmd.find(TELNET_CMD_LEFT) != std::string::npos) // 左
{
int cmdlen = strlen(TELNET_CMD_LEFT);
if(currPos_ > 0)
{
currPos_--;
pEndPoint_->send(TELNET_CMD_LEFT, cmdlen);
}
return true;
}
else if (cmd.find(TELNET_CMD_HOME) != std::string::npos) // 移动到行首
{
if (currPos_ > 0)
{
std::string cmdstr = fmt::format("\033[{}D", currPos_);
pEndPoint_->send(cmdstr.c_str(), cmdstr.length());
currPos_ = 0;
}
return true;
}
else if (cmd.find(TELNET_CMD_END) != std::string::npos) // 移动到行尾
{
if (currPos_ != (int32)command_.length())
{
std::string cmdstr = fmt::format("\033[{}C", command_.length() - currPos_);
pEndPoint_->send(cmdstr.c_str(), cmdstr.length());
currPos_ = command_.length();
}
return true;
}
return false;
}
//-------------------------------------------------------------------------------------
bool TelnetHandler::checkUDLR()
{
if(command_.find(TELNET_CMD_UP) != std::string::npos) // 上
{
pEndPoint_->send(TELNET_CMD_MOVE_FOCUS_LEFT_MAX, strlen(TELNET_CMD_MOVE_FOCUS_LEFT_MAX));
sendDelChar();
std::string startstr = getInputStartString();
pEndPoint_->send(startstr.c_str(), startstr.size());
resetStartPosition();
if(!getingHistroyCmd_)
{
++historyCommandIndex_;
getingHistroyCmd_ = true;
}
std::string s = getHistoryCommand(false);
pEndPoint_->send(s.c_str(), s.size());
command_ = s;
buffer_.clear();
currPos_ = s.size();
return true;
}
else if(command_.find(TELNET_CMD_DOWN) != std::string::npos) // 下
{
pEndPoint_->send(TELNET_CMD_MOVE_FOCUS_LEFT_MAX, strlen(TELNET_CMD_MOVE_FOCUS_LEFT_MAX));
sendDelChar();
std::string startstr = getInputStartString();
pEndPoint_->send(startstr.c_str(), startstr.size());
resetStartPosition();
if(!getingHistroyCmd_)
{
--historyCommandIndex_;
getingHistroyCmd_ = true;
}
std::string s = getHistoryCommand(true);
pEndPoint_->send(s.c_str(), s.size());
command_ = s;
buffer_.clear();
currPos_ = s.size();
return true;
}
else if(command_.find(TELNET_CMD_RIGHT) != std::string::npos) // 右
{
int cmdlen = strlen(TELNET_CMD_RIGHT);
currPos_-= cmdlen;
command_.erase(command_.find(TELNET_CMD_RIGHT), cmdlen);
if(currPos_ < (int)command_.size())
{
currPos_++;
pEndPoint_->send(TELNET_CMD_RIGHT, cmdlen);
}
return true;
}
else if(command_.find(TELNET_CMD_LEFT) != std::string::npos) // 左
{
int cmdlen = strlen(TELNET_CMD_LEFT);
currPos_-= (int)(cmdlen + 1);
if(currPos_ < 0)
{
currPos_ = 0;
}
else
{
pEndPoint_->send(TELNET_CMD_LEFT, cmdlen);
}
command_.erase(command_.find(TELNET_CMD_LEFT), cmdlen);
return true;
}
return false;
}
