sortix-mirror/sortix/logterminal.h

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/******************************************************************************
COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2012.
This file is part of Sortix.
Sortix is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public License along
with Sortix. If not, see <http://www.gnu.org/licenses/>.
logterminal.h
A simple terminal that writes to the kernel log.
******************************************************************************/
#ifndef SORTIX_LOGTERMINAL_H
#define SORTIX_LOGTERMINAL_H
#include "event.h"
#include "stream.h"
#include "terminal.h"
#include "keyboard.h"
#include "linebuffer.h"
namespace Sortix
{
class LogTerminal : public DevTerminal, public KeyboardOwner
{
public:
LogTerminal(Keyboard* keyboard, KeyboardLayout* kblayout);
virtual ~LogTerminal();
public:
virtual ssize_t Read(byte* dest, size_t count);
virtual ssize_t Write(const byte* src, size_t count);
virtual bool IsReadable();
virtual bool IsWritable();
public:
virtual bool SetMode(unsigned mode);
virtual bool SetWidth(unsigned width);
virtual bool SetHeight(unsigned height);
virtual unsigned GetMode() const;
virtual unsigned GetWidth() const;
virtual unsigned GetHeight() const;
public:
virtual void OnKeystroke(Keyboard* keyboard, void* user);
private:
void ProcessKeystroke(int kbkey);
void QueueUnicode(uint32_t unicode);
void CommitLineBuffer();
private:
Keyboard* keyboard;
KeyboardLayout* kblayout;
LineBuffer linebuffer;
Event queuecommitevent;
size_t partiallywritten;
unsigned mode;
bool control;
};
}
#endif