haiku/src/servers/app/server/DesktopClasses.h
2003-08-31 17:38:34 +00:00

132 lines
4.2 KiB
C++

//------------------------------------------------------------------------------
// Copyright (c) 2001-2003, OpenBeOS
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// File Name: DesktopClasses.h
// Author: DarkWyrm <bpmagic@columbus.rr.com>
// Gabe Yoder <gyoder@stny.rr.com>
// Description: Classes for managing workspaces and screens
//
//------------------------------------------------------------------------------
#ifndef DESKTOPCLASSES_H
#define DESKTOPCLASSES_H
#include <SupportDefs.h>
#include <Accelerant.h>
#include <GraphicsDefs.h>
#include <GraphicsCard.h>
#include <Window.h> // for workspace defs
class DisplayDriver;
class ServerWindow;
class RGBColor;
class Screen;
class WinBorder;
class RootLayer;
class Layer;
/*!
\class Workspace DesktopClasses.h
\brief Object used to handle all things Workspace related.
Doesn't actually do a whole lot except to couple some associated data with a
RootLayer.
*/
typedef struct
{
int index;
display_timing timing;
color_space space;
int res_w;
int res_h;
int32 flags;
int32 bgcolor;
} as_workspace_data;
class Workspace
{
public:
Workspace(const graphics_card_info &gcinfo, const frame_buffer_info &fbinfo, Screen *screen);
Workspace(as_workspace_data *data, Screen *screen);
~Workspace(void);
void SetBGColor(const RGBColor &c);
RGBColor BGColor();
RootLayer *GetRoot(void);
void SetData(const graphics_card_info &gcinfo, const frame_buffer_info &fbinfo);
void GetData(graphics_card_info *gcinfo, frame_buffer_info *fbinfo);
void SetSpace(int32 res);
//! Returns the screen to which the workspace belongs
Screen *GetScreen(void) { return _screen; }
protected:
RootLayer *_rootlayer;
graphics_card_info _gcinfo;
frame_buffer_info _fbinfo;
Screen *_screen;
};
/*!
\class Screen DesktopClasses.h
\brief Handles each DisplayDriver/video card pair and associated management.
There is only one per monitor. Manages all workspaces displayed on that
particular monitor and also Window-Desktop management for all workspaces therein.
*/
class Screen
{
public:
Screen(DisplayDriver *gfxmodule, uint8 workspaces);
~Screen(void);
void AddWorkspace(int32 index=-1);
void AddWorkspace(Workspace *workspace,int32 index=-1);
void DeleteWorkspace(int32 index);
int32 CountWorkspaces(void);
void SetWorkspaceCount(int32 count);
int32 CurrentWorkspace(void);
void SetWorkspace(int32 index);
void Activate(bool active=true);
DisplayDriver *GetGfxDriver(void);
status_t SetSpace(int32 index, int32 res,bool stick=true);
void AddWindow(ServerWindow *win, int32 workspace=B_CURRENT_WORKSPACE);
void RemoveWindow(ServerWindow *win);
WinBorder* GetWindowAt( BPoint pt );
ServerWindow *ActiveWindow(void);
void SetActiveWindow(ServerWindow *win);
Layer* GetRootLayer(int32 workspace=B_CURRENT_WORKSPACE);
bool IsInitialized(void);
Workspace *GetWorkspace(int32 index);
Workspace *GetActiveWorkspace(void);
//! Returns the unique identifier for the screen
screen_id GetID(void) { return _id; }
protected:
int32 _resolution;
ServerWindow *_activewin;
int32 _currentworkspace;
int32 _workspacecount;
BList *_workspacelist;
DisplayDriver *_driver;
bool _init, _active;
Workspace *_activeworkspace;
graphics_card_info _gcinfo;
frame_buffer_info _fbinfo;
screen_id _id;
};
#endif