DevicesCommand.h

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef DEVICESCOMMAND_H
#define DEVICESCOMMAND_H

#include "pedigree/kernel/debugger/DebuggerCommand.h"
#include "pedigree/kernel/debugger/DebuggerIO.h"
#include "pedigree/kernel/debugger/Scrollable.h"
#include "pedigree/kernel/processor/state_forward.h"
#include "pedigree/kernel/processor/types.h"
#include "pedigree/kernel/utilities/StaticString.h"
#include "pedigree/kernel/utilities/Vector.h"
#include "pedigree/kernel/utilities/new"

class Device;

class DevicesCommand : public DebuggerCommand
{
  public:
    DevicesCommand();

    ~DevicesCommand();

    void autocomplete(const HugeStaticString &input, HugeStaticString &output);

    bool execute(
        const HugeStaticString &input, HugeStaticString &output,
        InterruptState &state, DebuggerIO *screen);

    const NormalStaticString getString()
    {
        return NormalStaticString("devices");
    }

  private:
    class DeviceTree : public Scrollable
    {
      public:
        DeviceTree();
        ~DeviceTree()
        {
        }
        const char *getLine1(
            size_t index, DebuggerIO::Colour &colour,
            DebuggerIO::Colour &bgColour);
        const char *getLine2(
            size_t index, size_t &colOffset, DebuggerIO::Colour &colour,
            DebuggerIO::Colour &bgColour);
        size_t getLineCount();
        Device *getDevForIndex(size_t index);
        size_t m_Line;

      private:
        void probeDev(Device *pDev);
        Vector<Device *> m_LinearTree;
    };

    class DeviceInfo : public Scrollable
    {
      public:
        DeviceInfo();
        ~DeviceInfo()
        {
        }
        void setDevice(Device *dev);
        Device *getDevice()
        {
            return m_pDev;
        }
        const char *getLine1(
            size_t index, DebuggerIO::Colour &colour,
            DebuggerIO::Colour &bgColour);
        const char *getLine2(
            size_t index, size_t &colOffset, DebuggerIO::Colour &colour,
            DebuggerIO::Colour &bgColour);
        size_t getLineCount();

      private:
        Device *m_pDev;
        DeviceInfo(const DeviceInfo &);
        void operator=(const DeviceInfo &);
    };

    void drawBackground(size_t nLines, DebuggerIO *pScreen);
};

#endif