685 lines
15 KiB
C++
685 lines
15 KiB
C++
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//
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// MWND.HPP
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// Main WB Window
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//
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// Copyright Microsoft 1998-
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//
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#ifndef __MWND_HPP_
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#define __MWND_HPP_
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#define ARRAYSIZE(a) (sizeof(a) / sizeof(a[0]))
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#define T126WB_FP_NAME "Microsoft NetMeeting Whiteboard"
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#define T126WB_VERSION 30 // for 3.0
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//
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// Workset type constants
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//
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#define TYPE_T126_ASN_OBJECT 0
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#define TYPE_T126_DIB_OBJECT 1
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#define TYPE_T126_TEXT_OBJECT 2
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#define TYPE_T126_END_OF_FILE 1000
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//
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// Generic object
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//
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typedef struct tagWB_OBJ
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{
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ULONG length; // Total length of object
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UINT type; // Type of file object
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} WB_OBJ;
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typedef WB_OBJ* PWB_OBJ;
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//
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// File header for Whiteboard format files
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//
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typedef struct tagT126WB_FILE_HEADER
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{
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BYTE functionProfile[sizeof(T126WB_FP_NAME)];
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UINT length;
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UINT version;
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UINT numberOfWorkspaces;
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} T126WB_FILE_HEADER;
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typedef T126WB_FILE_HEADER * PT126WB_FILE_HEADER;
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typedef struct tagT126WB_FILE_HEADER_AND_OBJECTS
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{
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T126WB_FILE_HEADER fileHeader;
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UINT numberOfObjects[1];
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}T126WB_FILE_HEADER_AND_OBJECTS;
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typedef T126WB_FILE_HEADER_AND_OBJECTS* PT126WB_FILE_HEADER_AND_OBJECTS;
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//
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// The progress timer meter is kinda the heart beat of this thing
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//
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#define MAIN_PROGRESS_TIMER 1000
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// Milliseconds
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#define MAIN_DIALOG_DELAY 1500
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#define MAIN_REGISTRATION_TIMEOUT 300000 // These are long, for modems
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#define MAIN_LOCK_TIMEOUT 120000
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//
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// Timer IDs
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//
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#define TIMERID_PROGRESS_METER 4
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#define TIMERID_MAXDISPLAY 10
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//
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// Timed dialog information
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//
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typedef struct tagTMDLG
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{
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BOOL bLockNotEvent;
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BOOL bVisible;
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UINT uiMaxDisplay;
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}
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TMDLG;
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// This constant must only be defined in FAR EAST sdk
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// since it is not in US version. In Sook Choi (Korea) says
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// it is 40h so thats what I will use. Bug 3258.
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#ifndef CLIP_DFA_OVERRIDE
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#define CLIP_DFA_OVERRIDE (0x40)
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#endif
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// Constants for width menu commands
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#define TOOLSPOS_WIDTH 16
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//
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// Main state
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// STARTING = Whiteboard just started, not ready for user input.
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// In this state until registration dialog is cleared.
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// IN_CALL = Whiteboard ready for input
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// ERROR_STATE = a serious error has occurred, Whiteboard must be closed
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// JOINING = joining a call (join call dialog is up)
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// JOINED = Received join call indication, waiting for 'join call'
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// dialog to be dismissed.
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// CLOSING = Whiteboard is shutting down. Ignore all messages.
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//
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//
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enum
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{
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STARTING = 0,
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IN_CALL,
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ERROR_STATE,
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JOINING,
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JOINED,
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CLOSING
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};
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//
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// Substate - valid only when in call
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// IDLE = Normal state - user can do anything permitted by
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// current lock status.
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// LOADING = Currently loading a file
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// NEW_IN_PROGRESS = Currently deleting contents
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//
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//
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#define SUBSTATE_IDLE 0
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#define SUBSTATE_LOADING 1
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#define SUBSTATE_NEW_IN_PROGRESS 2
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#define SUBSTATE_SAVING 3
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//
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// Capture options
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//
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#define CAPTURE_TO_SAME 0
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#define CAPTURE_TO_NEW 1
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//
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// Border to be left around the checkmark in the color and width menus and
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// width of items in these menus.
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//
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#define CHECKMARK_BORDER_X 3
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#define CHECKMARK_BORDER_Y 5
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#define COLOR_MENU_WIDTH 40
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typedef struct tagWBFINDDIALOG
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{
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HWND hwndDialog;
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HWND hwndOwner;
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} WBFINDDIALOG;
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#define MAX_FONT_SIZE 20
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#define STATUSBAR_HEIGHT (MAX_FONT_SIZE + 2*::GetSystemMetrics(SM_CYEDGE))
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//
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//
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// Class: WbMainWindow
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//
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// Purpose: Main Whiteboard window
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//
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//
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class WbMainWindow
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{
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friend LRESULT CALLBACK WbMainWindowProc(HWND, UINT, WPARAM, LPARAM);
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friend BOOL CALLBACK WbFindCurrentDialog(HWND hwnd, LPARAM);
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public:
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//
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// Construction and destruction
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//
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WbMainWindow(void);
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~WbMainWindow(void);
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BOOL InitToolArray(void);
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void DestroyToolArray(void);
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//
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// Initialization - display the window and its children
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//
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BOOL Open(int iCommand);
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VOID ShowWindow(); // For T126 we want to open but hide the ui
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void OnMenuSelect(UINT uiItemID, UINT uiFlags, HMENU hSysMenu);
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void OnCommand(UINT id, UINT code, HWND hwndCtl);
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void OnInitMenuPopup(HMENU hMenu, UINT uiIndex, BOOL bSystem);
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void SetMenuStates(HMENU hInitMenu);
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void UpdateWindowTitle(void);
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//
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// Popup context menu for drawing area
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//
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void PopupContextMenu(int x, int y);
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void UncheckMenuItem(UINT uiId);
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//
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// Check whether the application is idle (not opening or doing a new)
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//
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BOOL IsIdle(void);
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// widthbar needs access to the current tool to get the current widths
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WbTool *GetCurrentTool( void )
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{return( m_pCurrentTool );}
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BOOL IsToolBarOn( void )
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{return( m_bToolBarOn );}
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BOOL UsersMightLoseData( BOOL *pbWasPosted, HWND hwnd );
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//
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// Bring the main ui to top
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//
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void WbMainWindow::BringToFront(void);
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//
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// Update the page buttons disable/enable status
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//
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void UpdatePageButtons(void);
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//
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// Go to a specific page
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//
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void GotoPage(WorkspaceObj * pNewWorkspace, BOOL bResend = TRUE);
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void GoPage(WorkspaceObj * pNewWorkspace, BOOL bSend = TRUE);
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//
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// Handles tool tips and accelerators
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//
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BOOL FilterMessage(MSG* pMsg);
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//
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// Global data
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//
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HWND m_hwnd;
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WbTool * m_ToolArray[TOOLTYPE_MAX];
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// Dropping files onto the window
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void OnDropFiles(HDROP hDropInfo);
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//
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// HELP
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//
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LRESULT ShowHelp();
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// Command handlers
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LRESULT OnAbout(void);
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LRESULT OnNew(void);
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LRESULT OnOpen(LPCSTR szLoadFileName = NULL);
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LRESULT OnClearPage(BOOL bClearAll = TRUE);
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LRESULT OnDelete(void);
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LRESULT OnUndelete(void);
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LRESULT OnCut(void);
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LRESULT OnCopy(void);
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LRESULT OnPaste(void);
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LRESULT OnSelectAll( void );
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LRESULT OnChooseFont(void);
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LRESULT OnToolBarToggle(void);
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LRESULT OnLock(void);
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LRESULT OnGrabWindow(void);
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LRESULT OnZoom(void);
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LRESULT OnSave(BOOL bPrompt);
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LRESULT OnPrint(void);
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LRESULT OnInsertPageAfter(void);
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LRESULT OnDeletePage(void);
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LRESULT OnGrabArea(void);
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LRESULT OnLButtonDown(void);
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LRESULT OnLButtonUp(void);
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LRESULT OnMouseMove(void);
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LRESULT OnRemotePointer(void);
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LRESULT OnSelectTool(UINT id); // Select the current tool
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LRESULT OnSelectColor(void); // Color changed in palette
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LRESULT OnSelectWidth(UINT id); // Select pen width
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// Scrolling control (accessed via accelerators)
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LRESULT OnScrollAccelerator(UINT id);
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// Moving through the pages
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LRESULT OnFirstPage(void);
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LRESULT OnPrevPage(void);
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LRESULT OnNextPage(void);
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LRESULT OnLastPage(void);
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LRESULT OnGotoPage(void);
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LRESULT OnSync(void);
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void OnStatusBarToggle(void);
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// WindowProc handlers
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int OnCreate(LPCREATESTRUCT lpcs);
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void OnDestroy();
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void OnClose(void);
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void OnSize(UINT, int, int);
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void OnSetFocus(void);
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void OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT measureStruct);
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void OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT drawStruct);
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void OnGetMinMaxInfo(MINMAXINFO FAR* lpmmi);
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void OnPaletteChanged(HWND hwndPalette);
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LRESULT OnQueryNewPalette(void);
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LRESULT OnQueryEndSession(void);
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LRESULT OnConfShutdown( WPARAM, LPARAM );
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void OnEndSession(BOOL bEnding);
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void OnParentNotify(UINT msg);
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LRESULT OnToolTipText(UINT, NMHDR*);
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void OnDisplayError(WPARAM wParam, LPARAM lParam);
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void LoadCmdLine(LPCSTR szFileName);
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// CancelMode processing
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void OnCancelMode();
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void OnNotify(UINT id, NMHDR* pNM);
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void OnSysColorChange( void );
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BOOL CLP_RenderFormat(int iFormat);
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BOOL m_bToolBarOn;
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BitmapObj * m_pLocalRemotePointer;
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POINT m_localRemotePointerPosition;
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//
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// Tool bar window
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//
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WbToolBar m_TB;
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int CLP_AcceptableClipboardFormat(void);
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protected:
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void InvalidateActiveMenu();
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HMENU m_hInitMenu;
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//
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// Tooltips
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//
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HWND m_hwndToolTip;
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TOOLINFO m_tiLastHit;
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int m_nLastHit;
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int OnToolHitTest(POINT pt, TOOLINFO* pTI) const;
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BOOL m_bInitOk;
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//
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// Flag indicating that we are currently displaying a serious error
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// message.
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//
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BOOL m_bDisplayingError;
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//
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// Domain ID of the call we are currently in
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//
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DWORD m_dwDomain;
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//
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// Move to a given position in the page
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//
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void GotoPosition(int x, int y);
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//
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// Sync/unsync with other users.
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//
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void Sync(void);
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void Unsync(void);
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//
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// Clipboard access
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//
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BOOL PasteDIB( LPBITMAPINFOHEADER lpbi);
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BOOL CLP_Paste(void);
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BOOL CLP_Copy(void);
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void CLP_SaveDelayedGraphic(void);
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BOOL CLP_RenderAllFormats(void);
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BOOL CLP_RenderAllFormats(DCWbGraphic * pGraphic);
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BOOL CLP_DelayAllFormats(DCWbGraphic * pGraphic);
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BOOL CLP_RenderPrivateFormat();
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BOOL CLP_RenderPrivateSingleFormat(DCWbGraphic* pGraphic);
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BOOL CLP_RenderAsImage();
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BOOL CLP_RenderAsText();
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BOOL CLP_RenderAsBitmap();
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#ifdef RENDER_AS_MF
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BOOL CLP_RenderMetafileFormat(DCWbGraphic* pGraphic);
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#endif
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//
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// Insert a new page after the specified page
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//
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void InsertPageAfter(WorkspaceObj * pCurrentWorkspace);
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public:
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//
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// Drawing pane window
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//
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WbDrawingArea m_drawingArea;
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//
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// Color palette, font, page controls
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//
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WbAttributesGroup m_AG;
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//
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// Resize function for subpanes - called when the window is resized by
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// the user.
|
||
|
|
//
|
||
|
|
void ResizePanes(void);
|
||
|
|
|
||
|
|
|
||
|
|
UINT GetSubState( void )
|
||
|
|
{return(m_uiSubState );}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get a lock on the Whiteboard contents. The first parameter
|
||
|
|
// determines the type of lock, the second whether a visible or
|
||
|
|
// invisible dialog is to be used (use SW_SHOW or SW_HIDE).
|
||
|
|
//
|
||
|
|
BOOL GetLock(UINT uiLockType, UINT uiHide = SW_SHOW);
|
||
|
|
|
||
|
|
//
|
||
|
|
// FRAME WINDOW VARS
|
||
|
|
//
|
||
|
|
HACCEL m_hAccelTable;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the window title
|
||
|
|
//
|
||
|
|
TCHAR * GetWindowTitle(void);
|
||
|
|
|
||
|
|
WbWidthsGroup m_WG; // Pen Widths
|
||
|
|
|
||
|
|
void EnableToolbar( BOOL bEnable );
|
||
|
|
|
||
|
|
//
|
||
|
|
// Dialog that asks whether to save changes.
|
||
|
|
//
|
||
|
|
HWND m_hwndQuerySaveDlg;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get confirmation for destructive functions (new, clear)
|
||
|
|
//
|
||
|
|
int QuerySaveRequired(BOOL bCancelBtn);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Timed dialogs that are running while the main window is waiting
|
||
|
|
// for a specific event.
|
||
|
|
//
|
||
|
|
HWND m_hwndWaitForEventDlg;
|
||
|
|
HWND m_hwndWaitForLockDlg;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Lock/unlock the drawing area
|
||
|
|
//
|
||
|
|
void LockDrawingArea(void);
|
||
|
|
void UnlockDrawingArea(void);
|
||
|
|
|
||
|
|
|
||
|
|
HANDLE m_hFile;
|
||
|
|
LPSTR GetFileNameStr(void);
|
||
|
|
UINT ObjectSave(UINT type, LPBYTE pData,UINT length);
|
||
|
|
PT126WB_FILE_HEADER_AND_OBJECTS ValidateFile(LPCSTR pFileName);
|
||
|
|
|
||
|
|
UINT ContentsLoad(LPCSTR pFileName);
|
||
|
|
UINT ObjectLoad(void);
|
||
|
|
|
||
|
|
UINT m_currentMenuTool; // Current tool menu Id
|
||
|
|
|
||
|
|
//
|
||
|
|
// Load a file
|
||
|
|
//
|
||
|
|
HRESULT WB_LoadFile(LPCTSTR szFile);
|
||
|
|
void LoadFile(LPCSTR strLoadFileName);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Ensure the attributes window is up to date
|
||
|
|
//
|
||
|
|
void OnUpdateAttributes(void)
|
||
|
|
{ m_AG.DisplayTool(m_pCurrentTool); }
|
||
|
|
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
|
||
|
|
UINT GetTipId(HWND hTipWnd, UINT nID);
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Current window size - normal, maximized or minimized
|
||
|
|
//
|
||
|
|
UINT m_uiWindowSize;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Save the current window position to the options file
|
||
|
|
//
|
||
|
|
void SaveWindowPosition(void);
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Menu selection functions
|
||
|
|
//
|
||
|
|
UINT m_currentMenuWidth; // Current width menu Id
|
||
|
|
|
||
|
|
|
||
|
|
HWND m_hwndSB;
|
||
|
|
BOOL m_bStatusBarOn;
|
||
|
|
void UpdateStatus(void);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Current drawing tool
|
||
|
|
//
|
||
|
|
WbTool* m_pCurrentTool;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Menu update functions
|
||
|
|
//
|
||
|
|
void InitializeMenus(void);
|
||
|
|
void CheckMenuItem(UINT uiId);
|
||
|
|
BOOL CheckMenuItemRecursive(HMENU hMenu, UINT uiId, BOOL bCheck);
|
||
|
|
HMENU GetMenuWithItem(HMENU hMenu, UINT uiID);
|
||
|
|
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Select a window for grabbing
|
||
|
|
//
|
||
|
|
HWND SelectWindow(void);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Add a captured bitmap to the contents
|
||
|
|
//
|
||
|
|
void AddCapturedImage(BitmapObj* dib);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get a file name for saving
|
||
|
|
//
|
||
|
|
int GetFileName();
|
||
|
|
|
||
|
|
//
|
||
|
|
// Registration state variables
|
||
|
|
//
|
||
|
|
UINT m_uiSubState;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Display a message box for an error
|
||
|
|
//
|
||
|
|
void DisplayError(UINT uiCaption, UINT uiMessage);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Current file name for saving image
|
||
|
|
//
|
||
|
|
TCHAR m_strFileName[2*_MAX_PATH];
|
||
|
|
TCHAR * m_pTitleFileName; // File Name in the title
|
||
|
|
|
||
|
|
//
|
||
|
|
// Grab an area of the screen into a bitmap
|
||
|
|
//
|
||
|
|
void GetGrabArea(LPRECT lprect);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Hide/show the main window and its associated popups
|
||
|
|
//
|
||
|
|
void ShowAllWindows(int iShow);
|
||
|
|
void ShowAllWindows(void) { ShowAllWindows(SW_RESTORE); }
|
||
|
|
void HideAllWindows(void) { ShowAllWindows(SW_MINIMIZE); }
|
||
|
|
|
||
|
|
//
|
||
|
|
// Handle of alternative accelerator table for page and text edit fields
|
||
|
|
//
|
||
|
|
HACCEL m_hAccelPagesGroup;
|
||
|
|
HACCEL m_hAccelTextEdit;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Context menu for drawing area
|
||
|
|
//
|
||
|
|
HMENU m_hContextMenuBar;
|
||
|
|
HMENU m_hEditContextMenu;
|
||
|
|
HMENU m_hContextMenu;
|
||
|
|
HMENU m_hGrobjContextMenuBar;
|
||
|
|
HMENU m_hGrobjContextMenu;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Member function to create pop-up context menu for the drawing area
|
||
|
|
//
|
||
|
|
BOOL CreateContextMenus(void);
|
||
|
|
|
||
|
|
|
||
|
|
// We remember if we're in a save dialog so we can canel it on certain events
|
||
|
|
BOOL m_bInSaveDialog;
|
||
|
|
void CancelSaveDialog(void);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Cancel a load in progress
|
||
|
|
//
|
||
|
|
void CancelLoad(BOOL bReleaseLock = TRUE);
|
||
|
|
|
||
|
|
|
||
|
|
UINT ContentsSave(LPCSTR pFileName);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the application substate
|
||
|
|
//
|
||
|
|
void SetSubstate(UINT newSubState);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Map of page handles to positions
|
||
|
|
//
|
||
|
|
typedef struct PAGEPOSITION
|
||
|
|
{
|
||
|
|
WORD hPage;
|
||
|
|
POINT position;
|
||
|
|
} PAGE_POSITION;
|
||
|
|
|
||
|
|
COBLIST m_pageToPosition;
|
||
|
|
void PositionUpdated(void);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Number of remote users
|
||
|
|
//
|
||
|
|
|
||
|
|
BOOL m_bSelectAllInProgress;
|
||
|
|
|
||
|
|
BOOL GetDefaultPath( LPTSTR csDefaultPath, UINT size );
|
||
|
|
|
||
|
|
|
||
|
|
BOOL m_bUnlockStateSettled;
|
||
|
|
|
||
|
|
BOOL m_bQuerySysShutdown;
|
||
|
|
|
||
|
|
|
||
|
|
BOOL m_bIsWin95;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Interface for determining if a WM_CANCELMODE message has been sent
|
||
|
|
//
|
||
|
|
protected:
|
||
|
|
BOOL m_cancelModeSent;
|
||
|
|
|
||
|
|
public:
|
||
|
|
void ResetCancelMode() { m_cancelModeSent = FALSE; };
|
||
|
|
BOOL CancelModeSent() { return m_cancelModeSent; };
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Timed dialog proc
|
||
|
|
//
|
||
|
|
INT_PTR CALLBACK TimedDlgProc(HWND, UINT, WPARAM, LPARAM);
|
||
|
|
|
||
|
|
//
|
||
|
|
// QuerySave dialog proc
|
||
|
|
//
|
||
|
|
INT_PTR CALLBACK QuerySaveDlgProc(HWND, UINT, WPARAM, LPARAM);
|
||
|
|
|
||
|
|
//
|
||
|
|
// WarnSelectWindow dialog proc
|
||
|
|
//
|
||
|
|
INT_PTR CALLBACK WarnSelectWindowDlgProc(HWND, UINT, WPARAM, LPARAM);
|
||
|
|
|
||
|
|
//
|
||
|
|
// WarnSelectArea dialog proc
|
||
|
|
//
|
||
|
|
INT_PTR CALLBACK WarnSelectAreaDlgProc(HWND, UINT, WPARAM, LPARAM);
|
||
|
|
|
||
|
|
//
|
||
|
|
// About Box dialog proc
|
||
|
|
//
|
||
|
|
INT_PTR CALLBACK AboutDlgProc(HWND, UINT, WPARAM, LPARAM);
|
||
|
|
|
||
|
|
#endif // __MWND_HPP_
|
||
|
|
|