179 lines
5.3 KiB
C
179 lines
5.3 KiB
C
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////////////////////////////////////////////////////////////////////////////////
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//
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// File: Desktop.h
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// Created: Jan 1996
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// By: Ryan Marshall (a-ryanm) and Martin Holladay (a-martih)
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//
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// Project: Resource Kit Desktop Switcher (MultiDesk)
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//
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//
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// Revision History:
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//
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// March 1997 - Add external icon capability
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//
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////////////////////////////////////////////////////////////////////////////////
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#ifndef __MULTIDESK_DESKTOP_H__
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#define __MULTIDESK_DESKTOP_H__
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//
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// Constants
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//
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#define MAX_NAME_LENGTH 255
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#define DEFAULT_NUM_DESKTOPS 1
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#define MAX_DESKTOPS 6
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#define NUM_BUILTIN_ICONS 27
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//
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// MUST match the number of elements in nColorElements[]
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// and the number of #define COLOR_ constants in Registry.Cpp
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//
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#define NUM_COLOR_ELEMENTS 23
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//
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// Error Codes
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//
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#define ERROR_CANNOT_DELETE_DESKTOP_ZERO 1
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#define ERROR_INVALID_DESKTOP_NUMBER 2
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#define ERROR_OPEN_PROCESSES 3
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#define ERROR_CANNOT_DELETE_ACTIVE_DESKTOP 4
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#define SUCCESS_THREAD_TERMINATION 5
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#define SUCCESS_VIRTUAL_MOVE 6
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//
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// Messages
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//
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#define WM_THREAD_TERMINATE (WM_USER + 301)
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#define WM_PUMP_TERMINATE (WM_USER + 302)
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#define WM_THREAD_SCHEME_UPDATE (WM_USER + 303)
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#define WM_KILL_APPS (WM_USER + 304)
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#define WM_NO_CLOSE (WM_USER + 305)
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#define WM_UPDATEMINIMIZE (WM_USER + 306)
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//
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// Dispatch function pointer prototype
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//
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typedef VOID (* DispatchFnType) ( VOID ) ;
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//
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// Data Structures
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//
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typedef struct _DESKTOP_SCHEME
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{
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BOOL Initialized;
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DWORD dwColor[NUM_COLOR_ELEMENTS];
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TCHAR szWallpaper[MAX_NAME_LENGTH + 1];
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TCHAR szTile[MAX_NAME_LENGTH + 1];
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TCHAR szPattern[MAX_NAME_LENGTH + 1];
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TCHAR szScreenSaver[MAX_PATH + 1];
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TCHAR szSecure[MAX_NAME_LENGTH + 1];
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TCHAR szTimeOut[MAX_NAME_LENGTH + 1];
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TCHAR szActive[MAX_NAME_LENGTH + 1];
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} DESKTOP_SCHEME, * PDESKTOP_SCHEME;
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typedef struct _DESKTOP_NODE
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{
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HWND hWnd;
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HDESK hDesktop;
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BOOL bThread;
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BOOL bShellStarted;
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DWORD ThreadId;
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UINT nIconID;
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LPSECURITY_ATTRIBUTES lpSA;
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DESKTOP_SCHEME DS;
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struct _DESKTOP_NODE* nextDN;
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TCHAR DesktopName[MAX_NAME_LENGTH];
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TCHAR SaiferName[MAX_NAME_LENGTH];
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TCHAR RealDesktopName[MAX_NAME_LENGTH];
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} DESKTOP_NODE, * PDESKTOP_NODE;
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typedef struct _THREAD_DATA
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{
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HDESK hDesktop;
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HDESK hDefaultDesktop;
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TCHAR RealDesktopName[MAX_NAME_LENGTH];
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DispatchFnType CreateDisplayFn;
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} THREAD_DATA, * PTHREAD_DATA;
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//
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// Function Prototypes
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//
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VOID ThreadInit(LPVOID hData);
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//
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// The Class
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//
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class CDesktop
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{
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public:
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// Construction, destruction, and initialization.
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CDesktop();
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~CDesktop();
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UINT InitializeDesktops(DispatchFnType CreateDisplayFn, HINSTANCE hInstance);
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public:
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UINT GetNumDesktops(VOID) const;
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UINT GetActiveDesktop(VOID) const;
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UINT AddDesktop(DispatchFnType CreateDisplayFn,
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LPSECURITY_ATTRIBUTES lpSA, UINT uTemplate = 0);
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UINT RemoveDesktop(UINT DesktopNumber);
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BOOL ActivateDesktop(UINT DesktopNumber);
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BOOL SetDesktopName(UINT DesktopNumber, LPCTSTR DesktopName);
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BOOL GetDesktopName(UINT DesktopNumber, LPTSTR DesktopName, UINT size) const;
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BOOL SetSaiferName(UINT DesktopNumber, LPCTSTR SaiferName);
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BOOL GetSaiferName(UINT DesktopNumber, LPTSTR SaiferName, UINT size) const;
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BOOL SetDesktopIconID(UINT DesktopNumber, UINT nIconID);
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HICON GetDesktopIcon(UINT DesktopNumber) const;
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UINT GetDesktopIconID(UINT DesktopNumber) const;
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HICON GetBuiltinIcon(UINT IconNumber) const;
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public:
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// the functions are public, but have limited.
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DESKTOP_NODE *GetDesktopNode(UINT uNode);
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BOOL SaveCurrentDesktopScheme();
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HDESK GetDefaultDesktop(VOID) const;
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BOOL SetThreadWindow(DWORD ThreadId, HWND hWnd);
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HWND GetThreadWindow(DWORD ThreadId) const;
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UINT GetThreadDesktopID(DWORD ThreadId) const;
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HWND GetWindowDesktop(UINT DesktopNumber) const;
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BOOL GetRealDesktopName(HWND hWnd, LPTSTR szRealDesktopName) const;
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BOOL FindSchemeAndSet(VOID);
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BOOL KillAppsOnDesktop(HDESK hDesk, HWND hWnd);
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BOOL RegSaveSettings(VOID);
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BOOL RunDown(VOID);
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private:
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HINSTANCE hDeskInstance;
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BOOL BeginRundown;
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UINT NumOfDesktops;
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UINT CurrentDesktop;
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HICON DefaultIconArray[NUM_BUILTIN_ICONS];
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HDESK DefaultDesktop;
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PDESKTOP_NODE m_DesktopList; // List of desktop nodes
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private:
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BOOL DuplicateDefaultScheme(UINT DesktopNumber);
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BOOL GetRegColorStruct(UINT DesktopNumber);
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BOOL GetDesktopSchemeRegistry(UINT DesktopNumber, PDESKTOP_SCHEME pDS);
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BOOL SetDesktopSchemeRegistry(UINT DesktopNumber, PDESKTOP_SCHEME pDS);
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};
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#endif
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