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Attribute VB_Name = "ContextIDs" Option Explicit '===================================================================== '===================================================================== ' 'This source code contains the following routines: ' o SetAppHelp() 'Called in the main Form_Load event to register your ' 'program with WINHELP.EXE ' o QuitHelp() 'Deregisters your program with WINHELP.EXE. Should ' 'be called in your main Form_Unload event ' o ShowHelpTopic(Topicnum) 'Brings up context sensitive help based on ' 'any of the following CONTEXT IDs ' o ShowContents 'Displays the startup topic ' o HelpWindowSize(x,y,dx,dy) ' Position help window in a screen ' ' independent manner ' o SearchHelp() 'Brings up the windows help KEYWORD SEARCH dialog box '*********************************************************************** ' '===================================================================== 'List of Context IDs for <axGrid> '===================================================================== Global Const Hlp_Contents = 10 'Main Help Window Global Const Hlp_Revisions = 30 'Main Help Window Global Const Hlp_License = 40 'Main Help Window Global Const Hlp_Tech_Support = 50 'Main Help Window Global Const Hlp_Properties = 100 'Second Help Window Global Const Hlp_Events = 110 'Second Help Window Global Const Hlp_Standard = 130 'Main Help Window Global Const Hlp_Methods = 140 'Second Help Window Global Const Hlp_AutoNewRow = 190 'Second Help Window Global Const Hlp_ColAllowEdit = 210 'Second Help Window Global Const Hlp_ShowButtons = 230 'Second Help Window Global Const Hlp_AddLookup = 240 'Second Help Window Global Const Hlp_AutoSetup = 250 'Second Help Window Global Const Hlp_ClearAllLookups = 270 'Second Help Window Global Const Hlp_ClearLookup = 280 'Second Help Window Global Const Hlp_ColHasLookup = 290 'Second Help Window Global Const Hlp_RemoveLookup = 300 'Second Help Window Global Const Hlp_RowEmpty = 310 'Second Help Window Global Const Hlp_ShowAboutBox = 330 'Second Help Window Global Const Hlp_AfterAddRow = 340 'Second Help Window Global Const Hlp_AfterDeleteRow = 350 'Second Help Window Global Const Hlp_AfterEdit = 360 'Second Help Window Global Const Hlp_BeforeAddRow = 370 'Second Help Window Global Const Hlp_BeforeDeleteRow = 380 'Second Help Window Global Const Hlp_BeforeEdit = 390 'Second Help Window Global Const Hlp_GetColWidth = 410 'Second Help Window Global Const Hlp_AllowSelection = 420 'Second Help Window Global Const Hlp_AllowUserResizing = 430 'Second Help Window Global Const Hlp_BackColorBkg = 440 'Second Help Window Global Const Hlp_BackColorFixed = 450 'Second Help Window Global Const Hlp_BorderStyle = 460 'Second Help Window Global Const Hlp_Col = 480 'Second Help Window Global Const Hlp_ColAlign = 490 'Second Help Window Global Const Hlp_ColHeader = 500 'Second Help Window Global Const Hlp_ColMask = 510 'Second Help Window Global Const Hlp_Cols = 520 'Second Help Window Global Const Hlp_ColWidth = 530 'Second Help Window Global Const Hlp_FixedStyle = 540 'Second Help Window Global Const Hlp_FontFixed = 550 'Second Help Window Global Const Hlp_ForeColorFixed = 570 'Second Help Window Global Const Hlp_FormatString = 580 'Second Help Window Global Const Hlp_GridLineColor = 590 'Second Help Window Global Const Hlp_GridSolid = 600 'Second Help Window Global Const Hlp_LeftCol = 610 'Second Help Window Global Const Hlp_ListBoxRows = 620 'Second Help Window Global Const Hlp_RowHeader = 630 'Second Help Window Global Const Hlp_RowHeight = 640 'Second Help Window Global Const Hlp_Rows = 650 'Second Help Window Global Const Hlp_SelectionMode = 660 'Second Help Window Global Const Hlp_ShowGrid = 670 'Second Help Window Global Const Hlp_Text = 680 'Second Help Window Global Const Hlp_TextMatrix = 690 'Second Help Window Global Const Hlp_TopRow = 700 'Second Help Window Global Const Hlp_Remove = 710 'Second Help Window '===================================================================== ' ' ' Help engine section. ' Commands to pass WinHelp() Global Const HELP_CONTEXT = &H1 ' Display topic in ulTopic Global Const HELP_QUIT = &H2 ' Terminate help Global Const HELP_FINDER = &HB ' Display Contents tab Global Const HELP_INDEX = &H3 ' Display index Global Const HELP_HELPONHELP = &H4 ' Display help on using help Global Const HELP_SETINDEX = &H5 ' Set the current Index for multi index help Global Const HELP_KEY = &H101 ' Display topic for keyword in offabData Global Const HELP_MULTIKEY = &H201 Global Const HELP_CONTENTS = &H3 ' Display Help for a particular topic Global Const HELP_SETCONTENTS = &H5 ' Display Help contents topic Global Const HELP_CONTEXTPOPUP = &H8 ' Display Help topic in popup window Global Const HELP_FORCEFILE = &H9 ' Ensure correct Help file is displayed Global Const HELP_COMMAND = &H102 ' Execute Help macro Global Const HELP_PARTIALKEY = &H105 ' Display topic found in keyword list Global Const HELP_SETWINPOS = &H203 ' Display and position Help window Type HELPWININFO wStructSize As Long X As Long Y As Long dX As Long dY As Long wMax As Long rgChMember As String * 2 End Type Declare Function WinHelp Lib "User32.dll" Alias "WinHelpA" (ByVal hWnd As Long, ByVal lpHelpFile As String, ByVal wCommand As Long, ByVal dwData As Any) As Long Declare Function WinHelpByInfo Lib "User32.dll" Alias "WinHelpA" (ByVal hWnd As Long, ByVal lpHelpFile As String, ByVal wCommand As Long, dwData As HELPWININFO) As Long Declare Function WinHelpByStr Lib "User32.dll" Alias "WinHelpA" (ByVal hWnd As Long, ByVal lpHelpFile As String, ByVal wCommand As Long, ByVal dwData$) As Long Declare Function WinHelpByNum Lib "User32.dll" Alias "WinHelpA" (ByVal hWnd As Long, ByVal lpHelpFile As String, ByVal wCommand As Long, ByVal dwData&) As Long Dim m_hWndMainWindow as Long ' hWnd to tell WINHELP the helpfile owner Dim MainWindowInfo as HELPWININFO Public Sub SetAppHelp (ByVal hWndMainWindow) '===================================================================== 'To use these subroutines to access WINHELP, you need to add 'at least this one subroutine call to your code ' o In the Form_Load event of your main Form enter: ' Call SetAppHelp(Me.hWnd) 'To setup helpfile variables ' (If you are not interested in keyword searching or context ' sensitive help, this is the only call you need to make!) '===================================================================== m_hWndMainWindow = hWndMainWindow If Right$(Trim$(App.Path),1) = "\" then App.HelpFile = App.Path + "axGrid.HLP" else App.HelpFile = App.Path + "\axGrid.HLP" end if MainWindowInfo.wStructSize = 26 MainWindowInfo.X=256 MainWindowInfo.Y=256 MainWindowInfo.dX=512 MainWindowInfo.dY=512 MainWindowInfo.rgChMember=Chr$(0)+Chr$(0) End Sub Public Sub QuitHelp () Dim Result as Variant Result = WinHelp(m_hWndMainWindow, App.HelpFile, HELP_QUIT, Chr$(0) + Chr$(0) + Chr$(0) + Chr$(0)) End Sub Public Sub ShowHelpTopic (ByVal ContextID As Long) '===================================================================== ' FOR CONTEXT SENSITIVE HELP IN RESPONSE TO A COMMAND BUTTON ... '===================================================================== ' o For 'Help button' controls, you can call: ' Call ShowHelpTopic(<any Hlpxxx entry above>) '===================================================================== ' TO ADD FORM LEVEL CONTEXT SENSITIVE HELP... '===================================================================== ' o For FORM level context sensetive help, you should set each ' Me.HelpContext=<any Hlp_xxx entry above> ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_CONTEXT, Clng(ContextID)) End Sub Public Sub ShowHelpTopic2 (ByVal ContextID As Long) '===================================================================== ' DISPLAY CONTEXT SENSITIVE HELP IN WINDOW 2 ... '===================================================================== ' o For 'Help button' controls, you can call: ' Call ShowHelpTopic2(<any Hlpxxx entry above>) ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile &">HlpWnd02", HELP_CONTEXT, Clng(ContextID)) End Sub Public Sub ShowHelpTopic3 (ByVal ContextID As Long) '===================================================================== ' DISPLAY CONTEXT SENSITIVE HELP IN WINDOW 3 ... '===================================================================== ' o For 'Help button' controls, you can call: ' Call ShowHelpTopic3(<any Hlpxxx entry above>) ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile &">HlpWnd03", HELP_CONTEXT, Clng(ContextID)) End Sub Public Sub ShowGlossary () Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_CONTEXT, Clng(64000)) End Sub Public Sub ShowPopupHelp (ByVal ContextID As Long) '===================================================================== ' FOR POPUP HELP IN RESPONSE TO A COMMAND BUTTON ... '===================================================================== Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_CONTEXTPOPUP, Clng(ContextID)) End Sub Public Sub DoHelpMacro (ByVal MacroString As String) '===================================================================== ' FOR POPUP HELP IN RESPONSE TO A COMMAND BUTTON ... '===================================================================== Dim Result as Variant Result = WinHelpByStr(m_hWndMainWindow, APP.HelpFile, HELP_COMMAND, ByVal(Macrostring)) End Sub Public Sub ShowHelpContents () '===================================================================== ' DISPLAY STARTUP TOPIC IN RESPONSE TO A COMMAND BUTTON or MENU ... '===================================================================== ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_CONTENTS, Clng(0)) End Sub Public Sub ShowContentsTab () '===================================================================== ' DISPLAY Contents tab (*.CNT) '===================================================================== ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_FINDER, Clng(0)) End Sub Public Sub ShowHelpOnHelp () '===================================================================== ' DISPLAY HELP for WINHELP.EXE ... '===================================================================== ' Dim Result as Variant Result = WinHelpByNum(m_hWndMainWindow, APP.HelpFile, HELP_HELPONHELP, Clng(0)) End Sub Public Sub SearchHelp () '===================================================================== ' TO ADD KEYWORD SEARCH CAPABILITY... '===================================================================== ' o In your Help|Search menu selection, simply enter: ' Call SearchHelp() 'To invoke helpfile keyword search dialog ' Dim Result as Variant Result = WinHelp(m_hWndMainWindow, APP.HelpFile, HELP_PARTIALKEY, ByVal "" ) End Sub Public Sub SearchHelpKeyWord (Argument as String) '===================================================================== ' TO ADD KEYWORD SEARCH CAPABILITY... '===================================================================== ' o In your Help|Search menu selection, simply enter: ' Call SearchHelp() 'To invoke helpfile keyword search dialog ' Dim Result as Variant Result = WinHelp(m_hWndMainWindow, APP.HelpFile, HELP_PARTIALKEY, ByVal Trim$(Argument)) End Sub Public Sub HelpWindowSize (x As Integer, y As Integer, wx As Integer, wy As Integer) '===================================================================== ' TO SET THE SIZE AND POSITION OF THE MAIN HELP WINDOW... '===================================================================== ' o Call HelpWindowSize(x, y, dx, dy), where: ' x = 1-1024 (position from left edge of screen) ' y = 1-1024 (position from top of screen) ' dx= 1-1024 (width) ' dy= 1-1024 (height) ' Dim Result as Variant MainWindowInfo.x = x MainWindowInfo.y = y MainWindowInfo.dx = wx MainWindowInfo.dy = wy Result = WinHelpByInfo(m_hWndMainWindow, App.HelpFile, HELP_SETWINPOS, MainWindowInfo) End Sub