/*
   Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   For a list of contributors, see the accompanying CONTRIBUTORS file.

   This file is part of GtkRadiant.

   GtkRadiant 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 2 of the License, or
   (at your option) any later version.

   GtkRadiant 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 GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#if !defined( INCLUDED_MAINFRAME_H )
#define INCLUDED_MAINFRAME_H

#include <uilib/uilib.h>
#include "gtkutil/window.h"
#include "gtkutil/idledraw.h"
#include "gtkutil/widget.h"
#include "string/string.h"

#include "qerplugin.h"

class IPlugIn;

class IToolbarButton;

class XYWnd;

class CamWnd;

class ZWnd;


const int c_command_status = 0;
const int c_position_status = 1;
const int c_brushcount_status = 2;
const int c_texture_status = 3;
const int c_grid_status = 4;
const int c_count_status = 5;

class MainFrame {
public:
    enum EViewStyle {
        eRegular = 0,
        eFloating = 1,
        eSplit = 2,
        eRegularLeft = 3,
    };

    MainFrame();

    ~MainFrame();

    ui::Window m_window{ui::null};

    CopiedString m_command_status;
    CopiedString m_position_status;
    CopiedString m_brushcount_status;
    CopiedString m_texture_status;
    CopiedString m_grid_status;
private:

    void Create();

    void SaveWindowInfo();

    void Shutdown();

    ui::Widget m_vSplit{ui::null};
    ui::Widget m_hSplit{ui::null};
    ui::Widget m_vSplit2{ui::null};

    XYWnd *m_pXYWnd;
    XYWnd *m_pYZWnd;
    XYWnd *m_pXZWnd;
    CamWnd *m_pCamWnd;
    ZWnd *m_pZWnd;
    XYWnd *m_pActiveXY;

    bool m_bSleeping;

    void *m_pStatusLabel[c_count_status];


    EViewStyle m_nCurrentStyle;
    WindowPositionTracker m_position_tracker;

    IdleDraw m_idleRedrawStatusText;

public:

    bool IsSleeping()
    {
        return m_bSleeping;
    }

    void OnSleep();

    void SetStatusText(CopiedString &status_text, const char *pText);

    void UpdateStatusText();

    void RedrawStatusText();

    typedef MemberCaller<MainFrame, void(), &MainFrame::RedrawStatusText> RedrawStatusTextCaller;

    void SetGridStatus();

    typedef MemberCaller<MainFrame, void(), &MainFrame::SetGridStatus> SetGridStatusCaller;

    void SetActiveXY(XYWnd *p);

    XYWnd *ActiveXY()
    {
        return m_pActiveXY;
    };

    XYWnd *GetXYWnd()
    {
        return m_pXYWnd;
    }

    XYWnd *GetXZWnd()
    {
        return m_pXZWnd;
    }

    XYWnd *GetYZWnd()
    {
        return m_pYZWnd;
    }

    ZWnd *GetZWnd()
    {
        return m_pZWnd;
    }

    CamWnd *GetCamWnd()
    {
        return m_pCamWnd;
    }

    void ReleaseContexts();

    void CreateContexts();

    EViewStyle CurrentStyle()
    {
        return m_nCurrentStyle;
    };

    bool FloatingGroupDialog()
    {
        return CurrentStyle() == eFloating || CurrentStyle() == eSplit;
    };
};

extern MainFrame *g_pParentWnd;

ui::Window MainFrame_getWindow();

enum EMouseButtonMode {
    ETwoButton = 0,
    EThreeButton = 1,
};

struct glwindow_globals_t {
    int m_nMouseType;

    glwindow_globals_t() :
            m_nMouseType(EThreeButton)
    {
    }
};

void GLWindow_Construct();

void GLWindow_Destroy();

extern glwindow_globals_t g_glwindow_globals;

template<typename Value>
class LatchedValue;

extern LatchedValue<bool> g_Layout_enableDetachableMenus;

void deleteSelection();


void Sys_Status(const char *status);


void ScreenUpdates_Disable(const char *message, const char *title);

void ScreenUpdates_Enable();

bool ScreenUpdates_Enabled();

void ScreenUpdates_process();

class ScopeDisableScreenUpdates {
public:
    ScopeDisableScreenUpdates(const char *message, const char *title)
    {
        ScreenUpdates_Disable(message, title);
    }

    ~ScopeDisableScreenUpdates()
    {
        ScreenUpdates_Enable();
    }
};


void EnginePath_Realise();

void EnginePath_Unrealise();

class ModuleObserver;

void Radiant_attachEnginePathObserver(ModuleObserver &observer);

void Radiant_detachEnginePathObserver(ModuleObserver &observer);

void Radiant_attachGameToolsPathObserver(ModuleObserver &observer);

void Radiant_detachGameToolsPathObserver(ModuleObserver &observer);

extern CopiedString g_strEnginePath;

void EnginePath_verify();

const char *EnginePath_get();

const char *QERApp_GetGamePath();

extern bool g_disableEnginePath;
extern bool g_disableHomePath;

const int g_pakPathCount = 5;
extern CopiedString g_strPakPath[g_pakPathCount];

const char *PakPath_get(int num);

extern CopiedString g_strAppPath;

const char *AppPath_get();

extern CopiedString g_strSettingsPath;

const char *SettingsPath_get();

const char *LocalRcPath_get(void);

const char *const g_pluginsDir = "plugins/"; ///< name of plugins directory, always sub-directory of toolspath
const char *const g_modulesDir = "modules/"; ///< name of modules directory, always sub-directory of toolspath

extern CopiedString g_strGameToolsPath;

const char *GameToolsPath_get();

void Radiant_Initialise();

void Radiant_Shutdown();

void SaveMapAs();


void XY_UpdateAllWindows();

void UpdateAllWindows();


void ClipperChangeNotify();

void DefaultMode();

const char *basegame_get();

const char *gamename_get();

void gamename_set(const char *gamename);

void Radiant_attachGameNameObserver(ModuleObserver &observer);

void Radiant_detachGameNameObserver(ModuleObserver &observer);

const char *gamemode_get();

void gamemode_set(const char *gamemode);

void Radiant_attachGameModeObserver(ModuleObserver &observer);

void Radiant_detachGameModeObserver(ModuleObserver &observer);

void VFS_Refresh();

void VFS_Restart();

void VFS_Construct();

void VFS_Destroy();

void HomePaths_Construct();

void HomePaths_Destroy();

void Radiant_attachHomePathsObserver(ModuleObserver &observer);

void Radiant_detachHomePathsObserver(ModuleObserver &observer);


void MainFrame_Construct();

void MainFrame_Destroy();


extern float ( *GridStatus_getGridSize )();

extern int ( *GridStatus_getRotateIncrement )();

extern int ( *GridStatus_getFarClipDistance )();

extern bool ( *GridStatus_getTextureLockEnabled )();

void GridStatus_onTextureLockEnabledChanged();

SignalHandlerId XYWindowDestroyed_connect(const SignalHandler &handler);

void XYWindowDestroyed_disconnect(SignalHandlerId id);

MouseEventHandlerId XYWindowMouseDown_connect(const MouseEventHandler &handler);

void XYWindowMouseDown_disconnect(MouseEventHandlerId id);

extern ui::Widget g_page_entity;

#endif