| [459] | 1 | unit fOMNavA; | 
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|  | 2 |  | 
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|  | 3 | {$ASSERTIONS OFF} | 
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|  | 4 |  | 
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|  | 5 | interface | 
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|  | 6 |  | 
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|  | 7 | uses | 
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|  | 8 | Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, | 
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|  | 9 | Buttons, Grids, StdCtrls, ORCtrls, ExtCtrls, uConst, rOrders, uOrders, fFrame; | 
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|  | 10 |  | 
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|  | 11 | type | 
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|  | 12 | TfrmOMNavA = class(TForm) | 
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|  | 13 | pnlTool: TPanel; | 
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|  | 14 | cmdDone: TORAlignButton; | 
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|  | 15 | grdMenu: TCaptionStringGrid; | 
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|  | 16 | cmdPrev: TBitBtn; | 
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|  | 17 | cmdNext: TBitBtn; | 
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|  | 18 | procedure FormActivate(Sender: TObject); | 
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|  | 19 | procedure FormClose(Sender: TObject; var Action: TCloseAction); | 
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|  | 20 | procedure FormCreate(Sender: TObject); | 
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|  | 21 | procedure grdMenuDrawCell(Sender: TObject; ACol, ARow: Integer; | 
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|  | 22 | Rect: TRect; State: TGridDrawState); | 
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|  | 23 | procedure grdMenuKeyDown(Sender: TObject; var Key: Word; | 
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|  | 24 | Shift: TShiftState); | 
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|  | 25 | procedure grdMenuMouseDown(Sender: TObject; Button: TMouseButton; | 
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|  | 26 | Shift: TShiftState; X, Y: Integer); | 
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|  | 27 | procedure grdMenuMouseMove(Sender: TObject; Shift: TShiftState; X, | 
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|  | 28 | Y: Integer); | 
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|  | 29 | procedure grdMenuMouseUp(Sender: TObject; Button: TMouseButton; | 
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|  | 30 | Shift: TShiftState; X, Y: Integer); | 
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|  | 31 | procedure pnlToolMouseDown(Sender: TObject; Button: TMouseButton; | 
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|  | 32 | Shift: TShiftState; X, Y: Integer); | 
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|  | 33 | procedure pnlToolMouseMove(Sender: TObject; Shift: TShiftState; X, | 
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|  | 34 | Y: Integer); | 
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|  | 35 | procedure pnlToolMouseUp(Sender: TObject; Button: TMouseButton; | 
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|  | 36 | Shift: TShiftState; X, Y: Integer); | 
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|  | 37 | procedure cmdDoneClick(Sender: TObject); | 
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|  | 38 | procedure cmdPrevClick(Sender: TObject); | 
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|  | 39 | procedure cmdNextClick(Sender: TObject); | 
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|  | 40 | procedure FormDestroy(Sender: TObject); | 
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|  | 41 | procedure grdMenuKeyUp(Sender: TObject; var Key: Word; | 
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|  | 42 | Shift: TShiftState); | 
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|  | 43 | procedure FormResize(Sender: TObject); | 
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|  | 44 | private | 
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|  | 45 | FOrderingMenu: Integer; | 
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|  | 46 | FLastCol: Integer; | 
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|  | 47 | FLastRow: Integer; | 
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|  | 48 | FMouseDown: Boolean; | 
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|  | 49 | FCtrlUp: Boolean; | 
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|  | 50 | FSelecting: Boolean; | 
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|  | 51 | FOrderMenuItem: TOrderMenuItem; | 
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|  | 52 | FMenuHits: TList; {of TOrderMenu} | 
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|  | 53 | FStack: TList; {of TMenuPath} | 
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|  | 54 | FQuickBitmap: TBitmap; | 
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|  | 55 | FOrigPoint: TPoint; | 
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|  | 56 | FStartPoint: TPoint; | 
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|  | 57 | FFormMove: Boolean; | 
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|  | 58 | FKeyVars: string; | 
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|  | 59 | FDelayEvent: TOrderDelayEvent; | 
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|  | 60 | FMenuStyle: Integer; | 
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|  | 61 | FRefNum: Integer; | 
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|  | 62 | FSelectList: TList; {of TOrderMenuItem} | 
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|  | 63 | FTheShift: TShiftState; | 
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|  | 64 | procedure ActivateDialog(AnItem: TOrderMenuItem); | 
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|  | 65 | procedure AddToSelectList(AnItem: TOrderMenuItem); | 
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|  | 66 | procedure ClearMenuGrid; | 
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|  | 67 | function DialogNotDisabled(DlgIEN: Integer): Boolean; | 
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|  | 68 | procedure DoSelectList; | 
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|  | 69 | function FindOrderMenu(AMenu: Integer): TOrderMenu; | 
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|  | 70 | procedure PlaceMenuItems; | 
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|  | 71 | procedure SetNavButtons; | 
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|  | 72 | procedure CMMouseLeave(var Message: TMessage); message CM_MOUSELEAVE; | 
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|  | 73 | procedure UMDestroy(var Message: TMessage);    message UM_DESTROY; | 
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|  | 74 | public | 
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|  | 75 | procedure CreateParams(var Params: TCreateParams); override; | 
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|  | 76 | procedure SetEventDelay(AnEvent: TOrderDelayEvent); | 
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|  | 77 | procedure SetNewMenu(MenuIEN: Integer; AnOwner: TComponent; ARefNum: Integer); | 
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|  | 78 | procedure ResizeFont; | 
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|  | 79 | property RefNum: Integer read FRefNum write FRefNum; | 
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|  | 80 | end; | 
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|  | 81 |  | 
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|  | 82 | var | 
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|  | 83 | frmOMNavA: TfrmOMNavA; | 
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|  | 84 |  | 
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|  | 85 | implementation | 
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|  | 86 |  | 
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|  | 87 | {$R *.DFM} | 
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|  | 88 |  | 
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|  | 89 | uses rODBase, ORFn, fODBase,fODGen, fODAuto, fOMVerify, uCore, rMisc, uODBase, | 
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|  | 90 | fOrders, uAccessibleStringGrid; | 
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|  | 91 |  | 
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|  | 92 | const | 
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|  | 93 | TX_NOFORM    = 'This selection does not have an associated windows form.'; | 
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|  | 94 | TC_NOFORM    = 'Missing Form ID'; | 
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|  | 95 | TX_ODACTIVE  = 'An ordering dialog is already active.'; | 
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|  | 96 | TC_ODACTIVE  = 'Unable to Select Item'; | 
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|  | 97 | TX_QO_NOSAVE = 'Unexpected error - it was not possible to save this order.'; | 
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|  | 98 | TC_QO_NOSAVE = 'Unable to Save Quick Order'; | 
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|  | 99 | TC_DISABLED  = 'Item Disabled'; | 
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|  | 100 |  | 
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|  | 101 | type | 
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|  | 102 | TMenuPath = class | 
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|  | 103 | IENList: array of Integer; | 
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|  | 104 | OwnedBy: TComponent; | 
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|  | 105 | RefNum:  Integer; | 
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|  | 106 | Current: Integer; | 
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|  | 107 | end; | 
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|  | 108 |  | 
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|  | 109 | procedure TfrmOMNavA.ClearMenuGrid; | 
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|  | 110 | var | 
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|  | 111 | ACol, ARow: Integer; | 
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|  | 112 | begin | 
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|  | 113 | with grdMenu do | 
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|  | 114 | begin | 
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|  | 115 | for ACol := 0 to ColCount - 1 do for ARow := 0 to RowCount - 1 do | 
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|  | 116 | begin | 
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|  | 117 | Objects[ACol, ARow] := nil; | 
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|  | 118 | Cells[ACol, ARow] := ''; | 
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|  | 119 | end; | 
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|  | 120 | RowCount := 1; | 
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|  | 121 | ColCount := 1; | 
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|  | 122 | Cells[0, 0] := ''; | 
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|  | 123 | end; | 
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|  | 124 | end; | 
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|  | 125 |  | 
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|  | 126 | function TfrmOMNavA.FindOrderMenu(AMenu: Integer): TOrderMenu; | 
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|  | 127 | { searchs the menu cache (FMenuHits) for a menu.  If not there, load the menu from the server. } | 
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|  | 128 | var | 
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|  | 129 | i: Integer; | 
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|  | 130 | AnOrderMenu: TOrderMenu; | 
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|  | 131 | begin | 
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|  | 132 | i := 0; | 
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|  | 133 | Result := nil; | 
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|  | 134 | while (i < FMenuHits.Count) and (Result = nil) do          // search the menu cache | 
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|  | 135 | begin | 
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|  | 136 | AnOrderMenu := TOrderMenu(FMenuHits.Items[i]); | 
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|  | 137 | if AnOrderMenu.IEN = AMenu then Result := AnOrderMenu; | 
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|  | 138 | Inc(i); | 
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|  | 139 | end; | 
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|  | 140 | if Result = nil then                                       // load new menu from server | 
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|  | 141 | begin | 
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|  | 142 | AnOrderMenu := TOrderMenu.Create; | 
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|  | 143 | AnOrderMenu.IEN := AMenu; | 
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|  | 144 | AnOrderMenu.MenuItems := TList.Create; | 
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|  | 145 | LoadOrderMenu(AnOrderMenu, AMenu); | 
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|  | 146 | FMenuHits.Add(AnOrderMenu); | 
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|  | 147 | Result := AnOrderMenu; | 
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|  | 148 | end; | 
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|  | 149 | end; | 
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|  | 150 |  | 
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|  | 151 | procedure TfrmOMNavA.PlaceMenuItems; | 
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|  | 152 | { places the menu items in the proper grid cells } | 
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|  | 153 | var | 
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|  | 154 | i: Integer; | 
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|  | 155 | OrderMenu: TOrderMenu; | 
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|  | 156 | OrderMenuItem: TOrderMenuItem; | 
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|  | 157 | begin | 
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|  | 158 | ClearMenuGrid; | 
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|  | 159 | OrderMenu := FindOrderMenu(FOrderingMenu); | 
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|  | 160 | if OrderMenu = nil then Exit; | 
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|  | 161 | pnlTool.Caption  := OrderMenu.Title; | 
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|  | 162 | grdMenu.ColCount := OrderMenu.NumCols; | 
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|  | 163 | FKeyVars         := OrderMenu.KeyVars; | 
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|  | 164 | grdMenu.DefaultColWidth := (grdMenu.ClientWidth div grdMenu.ColCount) - 1; | 
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|  | 165 | with OrderMenu.MenuItems do for i := 0 to Count - 1 do | 
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|  | 166 | begin | 
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|  | 167 | OrderMenuItem := TOrderMenuItem(Items[i]); | 
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|  | 168 | with grdMenu do | 
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|  | 169 | begin | 
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|  | 170 | if OrderMenuItem.Row >= RowCount then RowCount := OrderMenuItem.Row + 1; | 
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|  | 171 | if (OrderMenuItem.Col > -1) and (OrderMenuItem.Row > -1) then | 
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|  | 172 | begin | 
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|  | 173 | Cells[OrderMenuItem.Col, OrderMenuItem.Row] := OrderMenuItem.ItemText; | 
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|  | 174 | Objects[OrderMenuItem.Col, OrderMenuItem.Row] := OrderMenuItem; | 
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|  | 175 | end; {if OrderMenuItem} | 
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|  | 176 | end; {with grdMenu} | 
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|  | 177 | end; {for i} | 
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|  | 178 | with grdMenu do if VisibleRowCount < RowCount then | 
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|  | 179 | ColWidths[ColCount - 1] := DefaultColWidth - GetSystemMetrics(SM_CXVSCROLL); | 
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|  | 180 | end; | 
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|  | 181 |  | 
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|  | 182 | procedure TfrmOMNavA.SetNewMenu(MenuIEN: Integer; AnOwner: TComponent; ARefNum: Integer); | 
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|  | 183 | { Creates a new 'starting' menu.  For initial menu or menu from inside order set. } | 
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|  | 184 | var | 
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|  | 185 | NewMenuPath: TMenuPath; | 
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|  | 186 | begin | 
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|  | 187 | NewMenuPath := TMenuPath.Create; | 
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|  | 188 | SetLength(NewMenuPath.IENList, 1); | 
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|  | 189 | NewMenuPath.IENList[0] := MenuIEN; | 
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|  | 190 | NewMenuPath.OwnedBy := AnOwner; | 
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|  | 191 | NewMenuPath.RefNum  := ARefNum; | 
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|  | 192 | NewMenuPath.Current := 0; | 
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|  | 193 | FStack.Add(NewMenuPath); | 
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|  | 194 | FOrderingMenu := MenuIEN;  // sets new starting point here | 
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|  | 195 | SetNavButtons; | 
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|  | 196 | PlaceMenuItems;            // displays menu, with nav & done buttons set | 
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|  | 197 | PushKeyVars(FKeyVars); | 
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|  | 198 | Self.Enabled := True; | 
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|  | 199 | end; | 
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|  | 200 |  | 
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|  | 201 | { menu navigation } | 
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|  | 202 |  | 
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|  | 203 | procedure TfrmOMNavA.SetNavButtons; | 
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|  | 204 | var | 
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|  | 205 | MenuPath: TMenuPath; | 
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|  | 206 | begin | 
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|  | 207 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 208 | cmdPrev.Enabled := MenuPath.Current > 0; | 
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|  | 209 | cmdNext.Enabled := MenuPath.Current < High(MenuPath.IENList); | 
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|  | 210 | if FStack.Count > 1 then cmdDone.Caption := 'Next' else cmdDone.Caption := 'Done'; | 
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|  | 211 | pnlTool.Invalidate; | 
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|  | 212 | end; | 
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|  | 213 |  | 
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|  | 214 | procedure TfrmOMNavA.cmdPrevClick(Sender: TObject); | 
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|  | 215 | var | 
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|  | 216 | MenuPath: TMenuPath; | 
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|  | 217 | begin | 
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|  | 218 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 219 | Dec(MenuPath.Current); | 
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|  | 220 | FOrderingMenu := MenuPath.IENList[MenuPath.Current]; | 
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|  | 221 | SetNavButtons; | 
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|  | 222 | PlaceMenuItems; | 
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|  | 223 | PopKeyVars; | 
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|  | 224 | end; | 
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|  | 225 |  | 
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|  | 226 | procedure TfrmOMNavA.cmdNextClick(Sender: TObject); | 
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|  | 227 | var | 
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|  | 228 | MenuPath: TMenuPath; | 
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|  | 229 | begin | 
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|  | 230 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 231 | Inc(MenuPath.Current); | 
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|  | 232 | FOrderingMenu := MenuPath.IENList[MenuPath.Current]; | 
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|  | 233 | SetNavButtons; | 
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|  | 234 | PlaceMenuItems; | 
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|  | 235 | PushKeyVars(FKeyVars); | 
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|  | 236 | end; | 
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|  | 237 |  | 
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|  | 238 | procedure TfrmOMNavA.cmdDoneClick(Sender: TObject); | 
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|  | 239 | var | 
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|  | 240 | MenuPath: TMenuPath; | 
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|  | 241 | begin | 
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|  | 242 | if FSelecting then Exit; | 
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|  | 243 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 244 | with FStack do Delete(Count - 1); | 
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|  | 245 | if FStack.Count = 0 then Close; | 
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|  | 246 | with MenuPath do if (OwnedBy <> nil) and (OwnedBy is TWinControl) | 
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|  | 247 | then SendMessage(TWinControl(OwnedBy).Handle, UM_DESTROY, RefNum, 0); | 
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|  | 248 | PopKeyVars(MenuPath.Current + 1); | 
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|  | 249 | MenuPath.Free; | 
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|  | 250 | if FStack.Count > 0 then | 
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|  | 251 | begin | 
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|  | 252 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 253 | FOrderingMenu := MenuPath.IENList[MenuPath.Current]; | 
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|  | 254 | SetNavButtons; | 
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|  | 255 | PlaceMenuItems; | 
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|  | 256 | end; | 
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|  | 257 | end; | 
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|  | 258 |  | 
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|  | 259 | { Form methods } | 
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|  | 260 |  | 
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|  | 261 | procedure TfrmOMNavA.FormCreate(Sender: TObject); | 
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|  | 262 | begin | 
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|  | 263 | FLastCol := -1; | 
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|  | 264 | FLastRow := -1; | 
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|  | 265 | FMenuStyle := OrderMenuStyle; | 
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|  | 266 | FMenuHits := TList.Create; | 
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|  | 267 | FStack := TList.Create; | 
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|  | 268 | FSelectList := TList.Create; | 
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|  | 269 | FQuickBitmap := TBitmap.Create; | 
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|  | 270 | FQuickBitmap.LoadFromResourceName(hInstance, 'BMP_QO_THIN'); | 
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|  | 271 | NoFresh := True; | 
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|  | 272 | ResizeFont; | 
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|  | 273 | TAccessibleStringGrid.WrapControl(grdMenu); | 
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|  | 274 | end; | 
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|  | 275 |  | 
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|  | 276 | procedure TfrmOMNavA.CreateParams(var Params: TCreateParams); | 
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|  | 277 | begin | 
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|  | 278 | inherited CreateParams(Params); | 
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|  | 279 | with Params do Style := (Style or WS_POPUP) and (not WS_DLGFRAME); | 
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|  | 280 | //with Params do Style := WS_THICKFRAME or WS_POPUP or WS_BORDER; | 
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|  | 281 | end; | 
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|  | 282 |  | 
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|  | 283 | procedure TfrmOMNavA.UMDestroy(var Message: TMessage); | 
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|  | 284 | { sent by ordering dialog when it is closing } | 
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|  | 285 | begin | 
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|  | 286 | Self.Enabled := True; | 
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|  | 287 | Self.SetFocus; | 
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|  | 288 | end; | 
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|  | 289 |  | 
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|  | 290 | procedure TfrmOMNavA.FormDestroy(Sender: TObject); | 
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|  | 291 | var | 
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|  | 292 | i, j: Integer; | 
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|  | 293 | OrderMenu: TOrderMenu; | 
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|  | 294 | OrderMenuItem: TOrderMenuItem; | 
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|  | 295 | begin | 
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|  | 296 | TAccessibleStringGrid.UnwrapControl(grdMenu); | 
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|  | 297 | ClearMenuGrid; | 
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|  | 298 | for i := 0 to FMenuHits.Count - 1 do | 
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|  | 299 | begin | 
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|  | 300 | OrderMenu := TOrderMenu(FMenuHits.Items[i]); | 
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|  | 301 | for j := 0 to OrderMenu.MenuItems.Count - 1 do | 
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|  | 302 | begin | 
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|  | 303 | OrderMenuItem := TOrderMenuItem(OrderMenu.MenuItems.Items[j]); | 
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|  | 304 | OrderMenuItem.Free; | 
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|  | 305 | end; | 
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|  | 306 | OrderMenu.MenuItems.Clear; | 
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|  | 307 | OrderMenu.MenuItems.Free; | 
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|  | 308 | OrderMenu.Free; | 
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|  | 309 | end; | 
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|  | 310 | FMenuHits.Free; | 
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|  | 311 | Assert(FStack.Count = 0); | 
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|  | 312 | FStack.Free; | 
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|  | 313 | Assert(FSelectList.Count = 0); | 
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|  | 314 | FSelectList.Free; | 
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|  | 315 | FQuickBitmap.Free; | 
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|  | 316 | DestroyingOrderMenu; | 
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|  | 317 | if (frmOrders.TheCurrentView<>nil) and (frmOrders.TheCurrentView.EventDelay.PtEventIFN>0) | 
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|  | 318 | and (IsCompletedPtEvt(frmOrders.TheCurrentView.EventDelay.PtEventIFN)) then | 
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|  | 319 | SendMessage(frmOrders.handle,UM_EVENTOCCUR,0,0); | 
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|  | 320 | end; | 
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|  | 321 |  | 
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|  | 322 | procedure TfrmOMNavA.FormActivate(Sender: TObject); | 
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|  | 323 | begin | 
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|  | 324 | // do we need to bring something to front here? | 
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|  | 325 | end; | 
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|  | 326 |  | 
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|  | 327 | procedure TfrmOMNavA.FormClose(Sender: TObject; var Action: TCloseAction); | 
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|  | 328 | var | 
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|  | 329 | MenuPath: TMenuPath; | 
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|  | 330 | begin | 
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|  | 331 | while FStack.Count > 0 do | 
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|  | 332 | begin | 
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|  | 333 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
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|  | 334 | with MenuPath do if (OwnedBy <> nil) and (OwnedBy is TWinControl) | 
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|  | 335 | then SendMessage(TWinControl(OwnedBy).Handle, UM_DESTROY, RefNum, 0); | 
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|  | 336 | PopKeyVars(MenuPath.Current + 1); | 
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|  | 337 | MenuPath.Free; | 
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|  | 338 | with FStack do Delete(Count - 1); | 
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|  | 339 | end; | 
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|  | 340 | SaveUserBounds(Self); | 
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|  | 341 | NoFresh := False; | 
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|  | 342 | Action := caFree; | 
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|  | 343 | end; | 
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|  | 344 |  | 
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|  | 345 | procedure TfrmOMNavA.SetEventDelay(AnEvent: TOrderDelayEvent); | 
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|  | 346 | begin | 
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|  | 347 | FDelayEvent := AnEvent; | 
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|  | 348 | end; | 
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|  | 349 |  | 
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|  | 350 | procedure TfrmOMNavA.grdMenuDrawCell(Sender: TObject; ACol, ARow: Integer; Rect: TRect; | 
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|  | 351 | State: TGridDrawState); | 
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|  | 352 | { Draws each cell in the grid based on characteristics in associated OrderMenuItem object. } | 
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|  | 353 | const | 
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|  | 354 | QO_BMP_WIDTH = 15; | 
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|  | 355 | var | 
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|  | 356 | OrderMenuItem: TOrderMenuItem; | 
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|  | 357 | AMnemonic: string; | 
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|  | 358 | MneRect, ItmRect: TRect; | 
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|  | 359 | MneWidth: integer; | 
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|  | 360 | begin | 
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|  | 361 | //if Sender = ActiveControl then Exit; | 
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|  | 362 | //if not (gdSelected in State) then Exit; | 
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|  | 363 | with Sender as TStringGrid do with Canvas do | 
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|  | 364 | begin | 
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|  | 365 | MneWidth := TextWidthByFont(Handle, 'MMM'); | 
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|  | 366 | OrderMenuItem := TOrderMenuItem(grdMenu.Objects[ACol, ARow]); | 
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|  | 367 | if (OrderMenuItem <> nil) then with OrderMenuItem do | 
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|  | 368 | begin | 
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|  | 369 | Font.Style := []; | 
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|  | 370 | Font.Color := clWindowText; | 
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|  | 371 | if Selected    then | 
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|  | 372 | begin | 
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|  | 373 | if ColorToRGB(clWindowText) = ColorToRGB(clBlack) then | 
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|  | 374 | Font.Color := clBlue; | 
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|  | 375 | Font.Style := Font.Style + [fsUnderline]; | 
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|  | 376 | end; | 
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|  | 377 | if Display = 2 then | 
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|  | 378 | Font.Style := Font.Style + [fsBold]; | 
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|  | 379 | end; | 
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|  | 380 | Brush.Color := Color; | 
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|  | 381 | if (FMenuStyle = 0) and | 
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|  | 382 | ((OrderMenuItem = nil) or ((OrderMenuItem <> nil) and (OrderMenuItem.Display <> 2))) then | 
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|  | 383 | begin | 
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|  | 384 | if OrderMenuItem <> nil then AMnemonic := OrderMenuItem.Mnemonic else AMnemonic := ''; | 
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|  | 385 | FillRect(Rect); | 
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|  | 386 | MneRect.Left := Rect.Left + QO_BMP_WIDTH; | 
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|  | 387 | MneRect.Right := MneRect.Left + MneWidth; | 
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|  | 388 | MneRect.Top := Rect.Top + 2; | 
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|  | 389 | MneRect.Bottom := Rect.Bottom; | 
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|  | 390 | ItmRect.Left := Rect.Left + QO_BMP_WIDTH + MneWidth + 1; | 
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|  | 391 | ItmRect.Right := Rect.Right; | 
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|  | 392 | ItmRect.Top := Rect.Top + 2; | 
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|  | 393 | ItmRect.Bottom := Rect.Bottom; | 
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|  | 394 | TextRect(MneRect, MneRect.Left, MneRect.Top, AMnemonic); | 
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|  | 395 | TextRect(ItmRect, ItmRect.Left, ItmRect.Top, Cells[ACol, ARow]); | 
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|  | 396 | end | 
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|  | 397 | else TextRect(Rect, Rect.Left + QO_BMP_WIDTH, Rect.Top + 2, Cells[ACol, ARow]); | 
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|  | 398 | if (OrderMenuItem <> nil) and OrderMenuItem.AutoAck | 
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|  | 399 | then Draw(Rect.Left + 2, Rect.Top + 2, FQuickBitmap);     { draw bitmap } | 
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|  | 400 | if gdSelected in State then | 
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|  | 401 | begin | 
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|  | 402 | Pen.Width := 1; | 
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|  | 403 | if FMouseDown then Pen.Color := clBtnShadow    else Pen.Color := clBtnHighlight; | 
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|  | 404 | MoveTo(Rect.Left,  Rect.Bottom - 1); | 
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|  | 405 | LineTo(Rect.Left,  Rect.Top); | 
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|  | 406 | LineTo(Rect.Right, Rect.Top); | 
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|  | 407 | if FMouseDown then Pen.Color := clBtnHighlight else Pen.Color := clBtnShadow; | 
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|  | 408 | LineTo(Rect.Right, Rect.Bottom); | 
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|  | 409 | LineTo(Rect.Left,  Rect.Bottom); | 
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|  | 410 | end; | 
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|  | 411 | end; | 
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|  | 412 | end; | 
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|  | 413 |  | 
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|  | 414 | { Mouse & Keyboard Handling } | 
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|  | 415 |  | 
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|  | 416 | procedure TfrmOMNavA.AddToSelectList(AnItem: TOrderMenuItem); | 
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|  | 417 | begin | 
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|  | 418 | if AnItem = nil then Exit; | 
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|  | 419 | FSelectList.Add(AnItem); | 
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|  | 420 | FSelecting := True; | 
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|  | 421 | cmdDone.Enabled := False; | 
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|  | 422 | end; | 
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|  | 423 |  | 
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|  | 424 | procedure TfrmOMNavA.DoSelectList; | 
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|  | 425 | var | 
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|  | 426 | i: Integer; | 
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|  | 427 | x: string; | 
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|  | 428 | ItemList: TStringList; | 
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|  | 429 | AMenuItem: TOrderMenuItem; | 
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|  | 430 | begin | 
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|  | 431 | FSelecting := False; | 
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|  | 432 | cmdDone.Enabled := True; | 
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|  | 433 | if FSelectList.Count = 0 then Exit; | 
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|  | 434 | ItemList := TStringList.Create; | 
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|  | 435 | try | 
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|  | 436 | for i := 0 to FSelectList.Count - 1 do | 
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|  | 437 | begin | 
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|  | 438 | AMenuItem := TOrderMenuItem(FSelectList[i]); | 
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|  | 439 | if AMenuItem <> nil then | 
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|  | 440 | begin | 
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|  | 441 | x := IntToStr(AMenuItem.IEN) + U + AMenuItem.DlgType + U + AMenuItem.ItemText; | 
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|  | 442 | ItemList.Add(x); | 
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|  | 443 | end; | 
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|  | 444 | end; | 
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|  | 445 | if ItemList.Count > 0 then ActivateOrderList(ItemList, FDelayEvent, Self, 0, '', ''); | 
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|  | 446 | finally | 
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|  | 447 | FSelectList.Clear; | 
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|  | 448 | ItemList.Free; | 
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|  | 449 | end; | 
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|  | 450 | end; | 
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|  | 451 |  | 
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|  | 452 | procedure TfrmOMNavA.grdMenuKeyDown(Sender: TObject; var Key: Word; | 
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|  | 453 | Shift: TShiftState); | 
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|  | 454 | begin | 
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|  | 455 | //frmFrame.UpdatePtInfoOnRefresh; | 
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|  | 456 | if Key in [VK_RETURN, VK_SPACE] then with grdMenu do | 
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|  | 457 | begin | 
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|  | 458 | if frmOrders <> nil then | 
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|  | 459 | begin | 
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|  | 460 | if (frmOrders.TheCurrentView<>nil) and (frmOrders.TheCurrentView.EventDelay.PtEventIFN>0) | 
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|  | 461 | and IsCompletedPtEvt(frmOrders.TheCurrentView.EventDelay.PtEventIFN) then | 
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|  | 462 | begin | 
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|  | 463 | FDelayEvent.EventType := #0; | 
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|  | 464 | FDelayEvent.EventIFN  := 0; | 
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|  | 465 | FDelayEvent.TheParent := TParentEvent.Create; | 
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|  | 466 | FDelayEvent.EventName := ''; | 
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|  | 467 | FDelayEvent.PtEventIFN := 0; | 
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|  | 468 | end; | 
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|  | 469 | end; | 
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|  | 470 | //frmFrame.UpdatePtInfoOnRefresh; | 
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|  | 471 | FOrderMenuItem := TOrderMenuItem(Objects[Col, Row]); | 
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|  | 472 | if FOrderMenuItem.Display > 0 then FOrderMenuItem := nil;          // display only | 
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|  | 473 | if FOrderMenuItem <> nil then | 
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|  | 474 | begin | 
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|  | 475 | FOrderMenuItem.Selected := True; | 
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|  | 476 | if ssCtrl in Shift | 
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|  | 477 | then AddToSelectList(FOrderMenuItem) | 
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|  | 478 | else ActivateDialog(FOrderMenuItem); | 
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|  | 479 | FOrderMenuItem := nil; | 
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|  | 480 | Key := 0; | 
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|  | 481 | end; | 
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|  | 482 | if frmOrders <> nil then | 
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|  | 483 | begin | 
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|  | 484 | if (frmOrders.TheCurrentView<>nil) and (frmOrders.TheCurrentView.EventDelay.PtEventIFN>0) | 
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|  | 485 | and IsCompletedPtEvt(frmOrders.TheCurrentView.EventDelay.PtEventIFN) then | 
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|  | 486 | begin | 
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|  | 487 | FDelayEvent.EventType := #0; | 
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|  | 488 | FDelayEvent.EventIFN  := 0; | 
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|  | 489 | FDelayEvent.TheParent := TParentEvent.Create; | 
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|  | 490 | FDelayEvent.EventName := ''; | 
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|  | 491 | FDelayEvent.PtEventIFN := 0; | 
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|  | 492 | end; | 
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|  | 493 | end; | 
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|  | 494 | end; | 
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|  | 495 | if Key = VK_BACK then | 
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|  | 496 | begin | 
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|  | 497 | cmdPrevClick(Self); | 
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|  | 498 | Key := 0; | 
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|  | 499 | end; | 
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|  | 500 | if Key = VK_ESCAPE then | 
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|  | 501 | begin | 
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|  | 502 | cmdDoneClick(Self); | 
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|  | 503 | Key := 0; | 
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|  | 504 | end; | 
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|  | 505 | end; | 
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|  | 506 |  | 
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|  | 507 | procedure TfrmOMNavA.grdMenuKeyUp(Sender: TObject; var Key: Word; | 
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|  | 508 | Shift: TShiftState); | 
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|  | 509 | begin | 
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|  | 510 | if Key = VK_CONTROL then | 
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|  | 511 | begin | 
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|  | 512 | if FMouseDown then FCtrlUp := True else DoSelectList; | 
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|  | 513 | end; | 
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|  | 514 | end; | 
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|  | 515 |  | 
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|  | 516 | procedure TfrmOMNavA.grdMenuMouseDown(Sender: TObject; | 
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|  | 517 | Button: TMouseButton; Shift: TShiftState; X, Y: Integer); | 
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|  | 518 | var | 
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|  | 519 | ACol, ARow: Integer; | 
|---|
|  | 520 | begin | 
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|  | 521 | //frmFrame.UpdatePtInfoOnRefresh; | 
|---|
|  | 522 | if ssDouble in Shift then | 
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|  | 523 | begin | 
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|  | 524 | FTheShift := [ssDouble]; | 
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|  | 525 | Exit;  // ignore a double click | 
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|  | 526 | end; | 
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|  | 527 | if frmOrders <> nil then | 
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|  | 528 | begin | 
|---|
|  | 529 | if (frmOrders.TheCurrentView<>nil) and (frmOrders.TheCurrentView.EventDelay.PtEventIFN>0) | 
|---|
|  | 530 | and IsCompletedPtEvt(frmOrders.TheCurrentView.EventDelay.PtEventIFN) then | 
|---|
|  | 531 | begin | 
|---|
|  | 532 | FDelayEvent.EventType := #0; | 
|---|
|  | 533 | FDelayEvent.EventIFN  := 0; | 
|---|
|  | 534 | FDelayEvent.TheParent := TParentEvent.Create; | 
|---|
|  | 535 | FDelayEvent.EventName := ''; | 
|---|
|  | 536 | FDelayEvent.PtEventIFN := 0; | 
|---|
|  | 537 | end; | 
|---|
|  | 538 | end; | 
|---|
|  | 539 | //frmFrame.UpdatePtInfoOnRefresh; | 
|---|
|  | 540 | with grdMenu do | 
|---|
|  | 541 | begin | 
|---|
|  | 542 | MouseToCell(X, Y, ACol, ARow); | 
|---|
|  | 543 | if (ACol > -1) and (ARow > -1) and (ACol < grdMenu.ColCount) and (ARow < grdMenu.RowCount) then | 
|---|
|  | 544 | begin | 
|---|
|  | 545 | FMouseDown := True; | 
|---|
|  | 546 | FOrderMenuItem := TOrderMenuItem(Objects[ACol, ARow]); | 
|---|
|  | 547 | // check to see if this is a display only field | 
|---|
|  | 548 | if (FOrderMenuItem <> nil) and (FOrderMenuItem.Display > 0) then FOrderMenuItem := nil; | 
|---|
|  | 549 | if  FOrderMenuItem <> nil then FOrderMenuItem.Selected := True; | 
|---|
|  | 550 | end; | 
|---|
|  | 551 | end; | 
|---|
|  | 552 | end; | 
|---|
|  | 553 |  | 
|---|
|  | 554 | procedure TfrmOMNavA.grdMenuMouseMove(Sender: TObject; Shift: TShiftState; | 
|---|
|  | 555 | X, Y: Integer); | 
|---|
|  | 556 | var | 
|---|
|  | 557 | ACol, ARow: Integer; | 
|---|
|  | 558 | begin | 
|---|
|  | 559 | grdMenu.MouseToCell(X, Y, ACol, ARow); | 
|---|
|  | 560 | if (ACol = FLastCol) and (ARow = FLastRow) then Exit; | 
|---|
|  | 561 | if (ACol > -1) and (ARow > -1) and (ACol < grdMenu.ColCount) and (ARow < grdMenu.RowCount) then | 
|---|
|  | 562 | begin | 
|---|
|  | 563 | FLastCol := ACol; | 
|---|
|  | 564 | FLastRow := ARow; | 
|---|
|  | 565 | grdMenu.Col := ACol; | 
|---|
|  | 566 | grdMenu.Row := ARow; | 
|---|
|  | 567 | end; | 
|---|
|  | 568 | end; | 
|---|
|  | 569 |  | 
|---|
|  | 570 | procedure TfrmOMNavA.grdMenuMouseUp(Sender: TObject; Button: TMouseButton; | 
|---|
|  | 571 | Shift: TShiftState; X, Y: Integer); | 
|---|
|  | 572 | begin | 
|---|
|  | 573 | if ssDouble in Shift then Exit;  // ignore a double click | 
|---|
|  | 574 | if ssDouble in FTheShift then | 
|---|
|  | 575 | begin | 
|---|
|  | 576 | FTheShift := []; | 
|---|
|  | 577 | Exit; | 
|---|
|  | 578 | end; | 
|---|
|  | 579 |  | 
|---|
|  | 580 | FMouseDown := False; | 
|---|
|  | 581 | //grdMenu.Invalidate; | 
|---|
|  | 582 | // may want to check here to see if mouse still over the same item | 
|---|
|  | 583 | if ssCtrl in Shift then AddToSelectList(FOrderMenuItem) else | 
|---|
|  | 584 | begin | 
|---|
|  | 585 | if FCtrlUp then | 
|---|
|  | 586 | begin | 
|---|
|  | 587 | FCtrlUp := False; | 
|---|
|  | 588 | AddToSelectList(FOrderMenuItem); | 
|---|
|  | 589 | DoSelectList; | 
|---|
|  | 590 | end | 
|---|
|  | 591 | else ActivateDialog(FOrderMenuItem); | 
|---|
|  | 592 | end; | 
|---|
|  | 593 | FCtrlUp := False; | 
|---|
|  | 594 | FOrderMenuItem := nil; | 
|---|
|  | 595 | if frmOrders <> nil then | 
|---|
|  | 596 | begin | 
|---|
|  | 597 | if (frmOrders.TheCurrentView<>nil) and (frmOrders.TheCurrentView.EventDelay.PtEventIFN>0) | 
|---|
|  | 598 | and IsCompletedPtEvt(frmOrders.TheCurrentView.EventDelay.PtEventIFN) then | 
|---|
|  | 599 | begin | 
|---|
|  | 600 | FDelayEvent.EventType := #0; | 
|---|
|  | 601 | FDelayEvent.EventIFN  := 0; | 
|---|
|  | 602 | FDelayEvent.TheParent := TParentEvent.Create; | 
|---|
|  | 603 | FDelayEvent.EventName := ''; | 
|---|
|  | 604 | FDelayEvent.PtEventIFN := 0; | 
|---|
|  | 605 | end; | 
|---|
|  | 606 | end; | 
|---|
|  | 607 | end; | 
|---|
|  | 608 |  | 
|---|
|  | 609 | procedure TfrmOMNavA.CMMouseLeave(var Message: TMessage); | 
|---|
|  | 610 | begin | 
|---|
|  | 611 | inherited; | 
|---|
|  | 612 | FLastCol := -1; | 
|---|
|  | 613 | FLastRow := -1; | 
|---|
|  | 614 | end; | 
|---|
|  | 615 |  | 
|---|
|  | 616 | function TfrmOMNavA.DialogNotDisabled(DlgIEN: Integer): Boolean; | 
|---|
|  | 617 | var | 
|---|
|  | 618 | x: string; | 
|---|
|  | 619 | begin | 
|---|
|  | 620 | Result := True; | 
|---|
|  | 621 | x := OrderDisabledMessage(DlgIEN); | 
|---|
|  | 622 | if Length(x) > 0 then | 
|---|
|  | 623 | begin | 
|---|
|  | 624 | Result := False; | 
|---|
|  | 625 | InfoBox(x, TC_DISABLED, MB_OK); | 
|---|
|  | 626 | end; | 
|---|
|  | 627 | end; | 
|---|
|  | 628 |  | 
|---|
|  | 629 | procedure TfrmOMNavA.ActivateDialog(AnItem: TOrderMenuItem); | 
|---|
|  | 630 | var | 
|---|
|  | 631 | MenuPath: TMenuPath; | 
|---|
|  | 632 | begin | 
|---|
|  | 633 | if AnItem = nil then Exit; | 
|---|
|  | 634 | case AnItem.DlgType of | 
|---|
|  | 635 | #0:  { ignore if no type, i.e., display header or blank }; | 
|---|
|  | 636 | 'A': ActivateAction(IntToStr(AnItem.IEN) + ';' + IntToStr(AnItem.FormID), Self, 0); | 
|---|
|  | 637 | 'D': ActivateOrderDialog(IntToStr(AnItem.IEN), FDelayEvent, Self, 0); | 
|---|
|  | 638 | 'M': begin | 
|---|
|  | 639 | // this simply moves to new menu, rather than open a new form as in ActivateOrderMenu | 
|---|
|  | 640 | if DialogNotDisabled(AnItem.IEN) then | 
|---|
|  | 641 | begin | 
|---|
|  | 642 | with FStack do MenuPath := TMenuPath(Items[Count - 1]); | 
|---|
|  | 643 | with MenuPath do | 
|---|
|  | 644 | begin | 
|---|
|  | 645 | Inc(Current); | 
|---|
|  | 646 | if Current > High(IENList) then SetLength(IENList, Current + 1); | 
|---|
|  | 647 | if Current <> AnItem.IEN then | 
|---|
|  | 648 | begin | 
|---|
|  | 649 | IENList := Copy(IENList, 0, Current + 1); | 
|---|
|  | 650 | IENList[Current] := AnItem.IEN; | 
|---|
|  | 651 | end; | 
|---|
|  | 652 | FOrderingMenu := AnItem.IEN; | 
|---|
|  | 653 | SetNavButtons; | 
|---|
|  | 654 | PlaceMenuItems; | 
|---|
|  | 655 | PushKeyVars(FKeyVars); | 
|---|
|  | 656 | with grdMenu do | 
|---|
|  | 657 | GoodNotifyWinEvent(EVENT_OBJECT_FOCUS, Handle, integer(OBJID_CLIENT), ColRowToIndex(Col,Row)); | 
|---|
|  | 658 | end; {with MenuPath} | 
|---|
|  | 659 | end; {if} | 
|---|
|  | 660 | end; {'M'} | 
|---|
|  | 661 | 'Q': ActivateOrderDialog(IntToStr(AnItem.IEN), FDelayEvent, Self, 0); | 
|---|
|  | 662 | 'P': ShowMessage('Order Dialogs of type "Prompt" cannot be processed.'); | 
|---|
|  | 663 | 'O': begin | 
|---|
|  | 664 | // disable initially, since the 1st item in the set may be a menu | 
|---|
|  | 665 | Self.Enabled := False; | 
|---|
|  | 666 | if not ActivateOrderSet(IntToStr(AnItem.IEN), FDelayEvent, Self, 0) | 
|---|
|  | 667 | then Self.Enabled := True; | 
|---|
|  | 668 | end; | 
|---|
|  | 669 | else ShowMessage('Unknown Order Dialog type: ' + AnItem.DlgType); | 
|---|
|  | 670 | end; {case} | 
|---|
|  | 671 | end; | 
|---|
|  | 672 |  | 
|---|
|  | 673 | { imitate caption bar using panel at top of form } | 
|---|
|  | 674 |  | 
|---|
|  | 675 | procedure TfrmOMNavA.pnlToolMouseDown(Sender: TObject; | 
|---|
|  | 676 | Button: TMouseButton; Shift: TShiftState; X, Y: Integer); | 
|---|
|  | 677 | begin | 
|---|
|  | 678 | if Button <> mbLeft then Exit; | 
|---|
|  | 679 | FStartPoint := TControl(Sender).ClientToScreen(Point(X, Y)); | 
|---|
|  | 680 | FOrigPoint  := Point(Left, Top); | 
|---|
|  | 681 | FFormMove   := True; | 
|---|
|  | 682 | end; | 
|---|
|  | 683 |  | 
|---|
|  | 684 | procedure TfrmOMNavA.pnlToolMouseMove(Sender: TObject; Shift: TShiftState; | 
|---|
|  | 685 | X, Y: Integer); | 
|---|
|  | 686 | var | 
|---|
|  | 687 | NewPoint: TPoint; | 
|---|
|  | 688 | begin | 
|---|
|  | 689 | if FFormMove then | 
|---|
|  | 690 | begin | 
|---|
|  | 691 | NewPoint := TControl(Sender).ClientToScreen(Point(X, Y)); | 
|---|
|  | 692 | SetBounds(FOrigPoint.X - (FStartPoint.X - NewPoint.X), | 
|---|
|  | 693 | FOrigPoint.Y - (FStartPoint.Y - NewPoint.Y), Width, Height); | 
|---|
|  | 694 | end; | 
|---|
|  | 695 | end; | 
|---|
|  | 696 |  | 
|---|
|  | 697 | procedure TfrmOMNavA.pnlToolMouseUp(Sender: TObject; Button: TMouseButton; | 
|---|
|  | 698 | Shift: TShiftState; X, Y: Integer); | 
|---|
|  | 699 | begin | 
|---|
|  | 700 | FFormMove := False; | 
|---|
|  | 701 | end; | 
|---|
|  | 702 |  | 
|---|
|  | 703 | procedure TfrmOMNavA.FormResize(Sender: TObject); | 
|---|
|  | 704 | begin | 
|---|
|  | 705 | grdMenu.DefaultColWidth := (grdMenu.ClientWidth div grdMenu.ColCount) - 1; | 
|---|
|  | 706 | grdMenu.Refresh; | 
|---|
|  | 707 | end; | 
|---|
|  | 708 |  | 
|---|
|  | 709 | procedure TfrmOMNavA.ResizeFont; | 
|---|
|  | 710 | begin | 
|---|
|  | 711 | ResizeAnchoredFormToFont(Self); | 
|---|
|  | 712 | grdMenu.Canvas.Font := grdMenu.Font; | 
|---|
|  | 713 | end; | 
|---|
|  | 714 |  | 
|---|
|  | 715 | end. | 
|---|