/*
  Copyright (C) 2001 Kimmo Pekkola

  This program 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.

  This program 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 this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
/*
  $Header: /home/cvsroot/Rainmeter/Library/MeterWindow.h,v 1.1.1.1 2005/07/10 18:51:06 rainy Exp $

  $Log: MeterWindow.h,v $
  Revision 1.1.1.1  2005/07/10 18:51:06  rainy
  no message

  Revision 1.21  2004/07/11 17:19:29  rainy
  Changed messageboxes to logs.
  Mouse leave checks transparent pixels.
  Added !RainmeterToggleConfig.

  Revision 1.20  2004/06/05 10:55:54  rainy
  Too much changes to be listed in here...

  Revision 1.19  2004/03/13 16:19:17  rainy
  Added support for multiple configs

  Revision 1.18  2003/12/05 15:50:10  Rainy
  Multi-instance changes.

  Revision 1.17  2003/02/10 18:10:56  rainy
  no message

  Revision 1.16  2002/12/23 14:25:21  rainy
  Separated skin and other settings.
  Stats are now written in ini file.

  Revision 1.15  2002/07/01 15:27:36  rainy
  AlwaysOnTop gets now three values.
  Added Toggle().
  Added RainmeterCurrentConfig and RainmeterCurrentConfigIni.
  The ini file's timestamp is checked before it is overwritten.
  AboutBox is now in separate source file.
  Added SnapEdges.

  Revision 1.14  2002/05/05 10:48:15  rainy
  The last message is stored into a membervariable.

  Revision 1.13  2002/05/04 08:14:45  rainy
  Configs store also the names of the ini-files.

  Revision 1.12  2002/04/27 10:27:42  rainy
  Added hide/show to meters and enable/disable to measures

  Revision 1.11  2002/03/31 09:58:53  rainy
  Added some comments

  Revision 1.10  2001/12/23 10:14:09  rainy
  Added support for different configs.
  The position of the window is now remembered.

  Revision 1.9  2001/10/28 10:15:21  rainy
  Added left and right mouse up actions.
  IsNT() can now identify different OS more precisely.

  Revision 1.8  2001/10/14 07:26:21  rainy
  Added m_StatsDate

  Revision 1.7  2001/09/26 16:25:44  rainy
  Added support for statistics.
  Meters and Measures are now stored here.

  Revision 1.6  2001/09/01 12:57:13  rainy
  Added support for Bar and Bitmap meters.

  Revision 1.5  2001/08/25 18:08:34  rainy
  Added mousebutton actions.
  The About dialog has now the build date.

  Revision 1.4  2001/08/25 17:14:00  rainy
  Pointer to CRainmeter is now stored in a member variable.
  Added few more methods.

  Revision 1.3  2001/08/19 09:10:18  rainy
  Added GetWindow() and OnGetRevID().

  Revision 1.2  2001/08/12 15:37:39  Rainy
  ToggleWindowIfNecessary is now ShowWindowIfAppropriate.
  Added method for mouseover messages.

  Revision 1.1.1.1  2001/08/11 10:58:19  Rainy
  Added to CVS.

*/

#ifndef __METERWINDOW_H__
#define __METERWINDOW_H__

#pragma warning(disable: 4786)

#include <windows.h>
#include <gdiplus.h>
#include <string>
#include <list>
#include <vector>
#include "ConfigParser.h"
#include "Export.h"

#define BEGIN_MESSAGEPROC switch(uMsg) {
#define MESSAGE(handler, msg) case msg: return Window?Window->handler(wParam, lParam):DefWindowProc(hWnd, uMsg, wParam, lParam);
#define REJECT_MESSAGE(msg) case msg: return 0;
#define END_MESSAGEPROC } return DefWindowProc(hWnd, uMsg, wParam, lParam);

#define WM_DELAYED_EXECUTE WM_APP

enum MOUSE
{
	MOUSE_LMB_DOWN,
	MOUSE_LMB_UP,
	MOUSE_RMB_DOWN,
	MOUSE_RMB_UP,
	MOUSE_OVER,
	MOUSE_LEAVE
};

enum ZPOSITION
{
	ZPOSITION_ONDESKTOP = -2,
	ZPOSITION_ONBOTTOM = -1,
	ZPOSITION_NORMAL = 0,
	ZPOSITION_ONTOP = 1,
	ZPOSITION_ONTOPMOST = 2
};

enum BGMODE
{
	BGMODE_IMAGE = 0,
	BGMODE_COPY,
	BGMODE_SOLID,
	BGMODE_SCALED_IMAGE
};

enum HIDEMODE
{
	HIDEMODE_NONE = 0,
	HIDEMODE_HIDE,
	HIDEMODE_FADEIN,
	HIDEMODE_FADEOUT
};

enum BEVELTYPE 
{
	BEVELTYPE_NONE,
	BEVELTYPE_UP,
	BEVELTYPE_DOWN
};

enum BANGCOMMAND
{
	BANG_REFRESH,
	BANG_REDRAW,
	BANG_TOGGLEMETER,
	BANG_SHOWMETER,
	BANG_HIDEMETER,
	BANG_TOGGLEMEASURE,
	BANG_ENABLEMEASURE,
	BANG_DISABLEMEASURE,
	BANG_SHOW,
	BANG_HIDE,
	BANG_TOGGLE,
	BANG_MOVE,
	BANG_ZPOS,
	BANG_LSHOOK,
	BANG_ABOUT,
	BANG_MOVEMETER,
	BANG_PLUGIN
};

enum PATH_FOLDER
{
	PATH_FOLDER_INI,
	PATH_FOLDER_SKINS,
	PATH_FOLDER_CURRENT_SKIN,
	PATH_FOLDER_PLUGIN
};

class CRainmeter;
class CMeasure;
class CMeter;

class CMeterWindow
{
public:
	CMeterWindow(std::wstring& config, std::wstring& iniFile);
	~CMeterWindow();

	int Initialize(CRainmeter& Rainmeter);

	void RunBang(BANGCOMMAND bang, const WCHAR* arg);

	void MoveMeter(int x, int y, const WCHAR* name);
	void HideMeter(const WCHAR* name);
	void ShowMeter(const WCHAR* name);
	void ToggleMeter(const WCHAR* name);
	void DisableMeasure(const WCHAR* name);
	void EnableMeasure(const WCHAR* name);
	void ToggleMeasure(const WCHAR* name);
	void Refresh(bool init);
	void Redraw();

	void MoveWindow(int x, int y);
	void ChangeZPos(ZPOSITION zPos);
	
	Gdiplus::Bitmap* GetDoubleBuffer() { return m_DoubleBuffer; };
	HWND GetWindow() { return m_Window; };

	CConfigParser& GetParser() { return m_Parser; };

	const std::wstring& GetSkinAuthor() { return m_Author; };
	const std::wstring& GetSkinName() { return m_SkinName; };
	const std::wstring& GetSkinIniFile() { return m_SkinIniFile; };

	std::list<CMeasure*>& GetMeasures() { return m_Measures; };
	std::list<CMeter*>& GetMeters() { return m_Meters; };

	ZPOSITION GetWindowZPosition() { return m_WindowZPosition; }
	bool GetNativeTransparency() { return m_NativeTransparency; }
	bool GetClickThrough() { return m_ClickThrough; }
	bool GetKeepOnScreen() { return m_KeepOnScreen; }
	bool GetWindowDraggable() { return m_WindowDraggable; }
	bool GetSavePosition() { return m_SavePosition; }
	bool GetSnapEdges() { return m_SnapEdges; }
	HIDEMODE GetWindowHide() { return m_WindowHide; }
	int GetAlphaValue() { return m_AlphaValue; }
	int GetUpdateCounter() { return m_UpdateCounter; }

	void AddMeasureBang(const WCHAR* bang, int index, CMeasure* measure);

	LRESULT OnCopyData(WPARAM wParam, LPARAM lParam);

protected:
	static LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);

	LRESULT OnPaint(WPARAM wParam, LPARAM lParam);
	LRESULT OnMove(WPARAM wParam, LPARAM lParam);
	LRESULT OnCreate(WPARAM wParam, LPARAM lParam);
	LRESULT OnDestroy(WPARAM wParam, LPARAM lParam);
	LRESULT OnTimer(WPARAM wParam, LPARAM lParam);
	LRESULT OnCommand(WPARAM wParam, LPARAM lParam);
	LRESULT OnNcHitTest(WPARAM wParam, LPARAM lParam);
	LRESULT OnWindowPosChanging(WPARAM wParam, LPARAM lParam);
	LRESULT OnMouseMove(WPARAM wParam, LPARAM lParam);
	LRESULT OnMouseLeave(WPARAM wParam, LPARAM lParam);
	LRESULT OnContextMenu(WPARAM wParam, LPARAM lParam);
	LRESULT OnLeftButtonDown(WPARAM wParam, LPARAM lParam);
	LRESULT OnRightButtonDown(WPARAM wParam, LPARAM lParam);
	LRESULT OnLeftButtonUp(WPARAM wParam, LPARAM lParam);
	LRESULT OnRightButtonUp(WPARAM wParam, LPARAM lParam);
	LRESULT OnDelayedExecute(WPARAM wParam, LPARAM lParam);

private:
	void CreateRegion(bool clear);
	void GetSkinFolders(const std::wstring& folder);
	Gdiplus::Bitmap* GrabDesktop(int x, int y, int w, int h);
	void SnapToWindow(CMeterWindow* window, LPWINDOWPOS wp);
	void MapCoordsToScreen(int& x, int& y, int w, int h);

	void Update(bool nodraw);
	void UpdateTransparency(int alpha, bool reset);
	void ReadConfig();
	void WriteConfig();
	void ReadSkin();
	void InitializeMeters();
	void ShowWindowIfAppropriate();
	bool DoAction(int x, int y, MOUSE mouse, bool test);
	bool ResizeWindow(bool reset);
	void FadeWindow(int from, int to);

	CConfigParser m_Parser;

	Gdiplus::Bitmap* m_DoubleBuffer;
	Gdiplus::Bitmap* m_Background;				// The background bitmap
	SIZE m_BackgroundSize;

	HWND m_Window;								// Handle to the Rainmeter window
	HINSTANCE m_User32Library;
	BOOL m_ChildWindow;

	std::wstring m_RightMouseDownAction;			// Action to run when right mouse is pressed
	std::wstring m_LeftMouseDownAction;			// Action to run when left mouse is pressed
	std::wstring m_RightMouseUpAction;			// Action to run when right mouse is released
	std::wstring m_LeftMouseUpAction;			// Action to run when left mouse is released
	std::wstring m_MouseOverAction;				// Action to run when mouse goes over the window
	std::wstring m_MouseLeaveAction;			// Action to run when mouse leaves the window
	std::wstring m_OnRefreshAction;				// Action to run when window is initialized

	bool m_MouseOver;

	std::wstring m_Author;						// Skin's author
	std::wstring m_BackgroundName;				// Name of the background image
	Gdiplus::Rect m_BackgroundMargins;
	Gdiplus::Rect m_DragMargins;
	int m_WindowX;								// Window's X-position
	int m_WindowY;								// Window's Y-position
	int m_WindowW;								// Window's width
	int m_WindowH;								// Window's Height
	bool m_WindowDraggable;						// True, if window can be moved
	int m_WindowUpdate;							// Measure update frequency
	HIDEMODE m_WindowHide;							// If true, the window is hidden when mouse is over it
	bool m_WindowStartHidden;					// If true, the window is hidden at startup
	bool m_SavePosition;						// If true, the window's position is saved
	bool m_SnapEdges;							// If true, the window snaps to the edges of the screen when moved
	bool m_NativeTransparency;					// If true, use the W2k/XP native transparency
	int m_AlphaValue;							// The 'from' transparency value 0 - 255
	int m_FadeDuration;							// Time it takes to fade the window
	bool m_MeasuresToVariables;					// If true, Measured values are transformed to Litestep's eVars
	bool m_AllowNegativeCoordinates;			// If true, Negative coordinates are OK
	ZPOSITION m_WindowZPosition;				// Window's Z-position
	bool m_DynamicWindowSize;					// 
	bool m_ClickThrough;						// 
	bool m_KeepOnScreen;						// 

	BGMODE m_BackgroundMode;					// The background mode
	Gdiplus::Color m_SolidColor;				// Color of the solid background
	Gdiplus::Color m_SolidColor2;				// Color of the solid background
	Gdiplus::REAL m_SolidAngle;				// 
	BEVELTYPE m_SolidBevel;						// The type of the bevel

	DWORD m_FadeStartTime;
	int m_FadeStartValue;
	int m_FadeEndValue;
	int m_TransparencyValue;

	bool m_Refreshing;							// This is true, when the meter is refreshing

	bool m_Hidden;								// True, if Rainmeter is hidden
	bool m_ResetRegion;							// If true, the window region is recalculated during the next update

	std::list<CMeasure*> m_Measures;			// All the measures
	std::list<CMeter*> m_Meters;				// All the meters

	std::wstring m_SkinName;						// Name of the current skin folder
	std::wstring m_SkinIniFile;					// Name of the current skin iniFile

	std::wstring m_ConfigEditor;

	UINT m_Message;								// The current window message

	int m_UpdateCounter;

	CRainmeter* m_Rainmeter;					// Pointer to the main object

	static int m_InstanceCount;
};

#endif