haiku-beta6/src/servers/app/WinBorder.h

//------------------------------------------------------------------------------
//	Copyright (c) 2001-2002, Haiku, Inc.
//
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//	The above copyright notice and this permission notice shall be included in
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//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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//
//	File Name:		WinBorder.h
//	Author:			DarkWyrm <[email protected]>
//					Adi Oanca <[email protected]>
//	Description:	Layer subclass which handles window management
//  
//------------------------------------------------------------------------------
#ifndef _WINBORDER_H_
#define _WINBORDER_H_

#include <Rect.h>
#include <String.h>
#include "Layer.h"
#include "FMWList.h"
#include "Decorator.h"

// these are used by window manager to properly place window.
enum {
	B_SYSTEM_LAST = -10L,
	B_FLOATING_APP = 0L,
	B_MODAL_APP = 1L,
	B_NORMAL = 2L,
	B_FLOATING_ALL = 3L,
	B_MODAL_ALL = 4L,
	B_SYSTEM_FIRST = 10L,
};

class ServerWindow;
class Decorator;
class DisplayDriver;
class Desktop;

class PointerEvent
{
	public:
	int32 code;	//B_MOUSE_UP, B_MOUSE_DOWN, B_MOUSE_MOVED
			//B_MOUSE_WHEEL_CHANGED
	bigtime_t when;
	BPoint where;
	float wheel_delta_x;
	float wheel_delta_y;
	int32 modifiers;
	int32 buttons;	//B_PRIMARY_MOUSE_BUTTON, B_SECONDARY_MOUSE_BUTTON
			//B_TERTIARY_MOUSE_BUTTON
	int32 clicks;
};

class WinBorder : public Layer
{
public:
								WinBorder(	const BRect &r,
											const char *name,
											const uint32 wlook,
											const uint32 wfeel, 
											const uint32 wflags,
											const uint32 wwksindex,
											ServerWindow *win,
											DisplayDriver *driver);
	virtual						~WinBorder(void);
	
	virtual	void				Draw(const BRect &r);
	
	virtual	void				MoveBy(float x, float y);
	virtual	void				ResizeBy(float x, float y);

	virtual	void				RebuildFullRegion(void);

			void				SetSizeLimits(	float minwidth,
												float maxwidth,
												float minheight,
												float maxheight);

			click_type			TellWhat(PointerEvent& evt) const;
			void				MouseDown(click_type action);
			void				MouseMoved(click_type action);
			void				MouseUp(click_type action);
	
			void				UpdateColors(void);
			void				UpdateDecorator(void);
			void				UpdateFont(void);
			void				UpdateScreen(void);
	
	virtual bool				HasClient(void) { return false; }
	inline	Decorator*			GetDecorator(void) const { return fDecorator; }

	inline	int32				Look(void) const { return fLook; }
	inline	int32				Feel(void) const { return fFeel; }
	inline	int32				Level() const { return fLevel; }
	inline	uint32				WindowFlags(void) const { return fWindowFlags; }
	inline	uint32				Workspaces(void) const { return fWorkspaces; }

			void				HighlightDecorator(const bool &active);
	
			bool				HasPoint(const BPoint &pt) const;

	inline	void				QuietlySetWorkspaces(uint32 wks) { fWorkspaces = wks; }	
			void				QuietlySetFeel(int32 feel);	

			FMWList				fFMWList;

protected:
	friend class Layer;
	friend class ServerWindow;
	friend class RootLayer;

			Decorator*			fDecorator;
			Layer*				fTopLayer;

			BRegion				zUpdateReg;
			BRegion				yUpdateReg;
			BRegion				fUpdateReg;

			int32				fMouseButtons;
			int32				fKeyModifiers;
			BPoint				fLastMousePosition;

			bool				fIsClosing;
			bool				fIsMinimizing;
			bool				fIsZooming;

			bool				fInUpdate;
			bool				fRequestSent;

			int32				fLook;
			int32				fFeel;
			int32				fLevel;
			int32				fWindowFlags;
			uint32				fWorkspaces;

			float				fMinWidth,
								fMaxWidth;
			float				fMinHeight,
								fMaxHeight;

			int cnt; // for debugging
};

#endif