testproj1_tlb.~pas

详细介绍了DELPHI开始的ActiveX窗体与JAVA的通信。可以实现WEBGIS等功能

    property AutoSize: WordBool dispid 3;
    property AxBorderStyle: TxActiveFormBorderStyle dispid 4;
    property Caption: WideString dispid -518;
    property Color: OLE_COLOR dispid -501;
    property Font: IFontDisp dispid -512;
    property KeyPreview: WordBool dispid 5;
    property PixelsPerInch: Integer dispid 6;
    property PrintScale: TxPrintScale dispid 7;
    property Scaled: WordBool dispid 8;
    property Active: WordBool readonly dispid 9;
    property DropTarget: WordBool dispid 10;
    property HelpFile: WideString dispid 11;
    property DoubleBuffered: WordBool dispid 12;
    property AlignDisabled: WordBool readonly dispid 13;
    property VisibleDockClientCount: Integer readonly dispid 14;
    property Enabled: WordBool dispid -514;
    property Cursor: Smallint dispid 15;
    property HelpType: TxHelpType dispid 16;
    property HelpKeyword: WideString dispid 17;
    property Property1: Integer readonly dispid 19;
    property CallActiveX[const Param2: WideString; const Param3: WideString]: WideString dispid 26;
  end;

// *********************************************************************//
// DispIntf:  ItestEvents
// Flags:     (0)
// GUID:      {5D088E9E-203F-404E-8BC5-C01EB75A9C8B}
// *********************************************************************//
  ItestEvents = dispinterface
    ['{5D088E9E-203F-404E-8BC5-C01EB75A9C8B}']
    procedure OnActivate; dispid 1;
    procedure OnClick; dispid 2;
    procedure OnCreate; dispid 3;
    procedure OnDblClick; dispid 5;
    procedure OnDestroy; dispid 6;
    procedure OnDeactivate; dispid 7;
    procedure OnKeyPress(var Key: Smallint); dispid 11;
    procedure OnPaint; dispid 16;
  end;


// *********************************************************************//
// OLE Control Proxy class declaration
// Control Name     : Ttest
// Help String      : test Control
// Default Interface: Itest
// Def. Intf. DISP? : No
// Event   Interface: ItestEvents
// TypeFlags        : (34) CanCreate Control
// *********************************************************************//
  TtestOnKeyPress = procedure(Sender: TObject; var Key: Smallint) of object;

  Ttest = class(TOleControl)
  private
    FOnActivate: TNotifyEvent;
    FOnClick: TNotifyEvent;
    FOnCreate: TNotifyEvent;
    FOnDblClick: TNotifyEvent;
    FOnDestroy: TNotifyEvent;
    FOnDeactivate: TNotifyEvent;
    FOnKeyPress: TtestOnKeyPress;
    FOnPaint: TNotifyEvent;
    FIntf: Itest;
    function  GetControlInterface: Itest;
  protected
    procedure CreateControl;
    procedure InitControlData; override;
    function  Get_CallActiveX(const Param2: WideString; const Param3: WideString): WideString;
    procedure Set_CallActiveX(const Param2: WideString; const Param3: WideString; 
                              const Value: WideString);
  public
    property  ControlInterface: Itest read GetControlInterface;
    property  DefaultInterface: Itest read GetControlInterface;
    property Visible: WordBool index 1 read GetWordBoolProp write SetWordBoolProp;
    property Active: WordBool index 9 read GetWordBoolProp;
    property DropTarget: WordBool index 10 read GetWordBoolProp write SetWordBoolProp;
    property HelpFile: WideString index 11 read GetWideStringProp write SetWideStringProp;
    property DoubleBuffered: WordBool index 12 read GetWordBoolProp write SetWordBoolProp;
    property AlignDisabled: WordBool index 13 read GetWordBoolProp;
    property VisibleDockClientCount: Integer index 14 read GetIntegerProp;
    property Enabled: WordBool index -514 read GetWordBoolProp write SetWordBoolProp;
    property Property1: Integer index 19 read GetIntegerProp;
    property CallActiveX[const Param2: WideString; const Param3: WideString]: WideString read Get_CallActiveX write Set_CallActiveX;
  published
    property  ParentColor;
    property  ParentFont;
    property  Align;
    property  DragCursor;
    property  DragMode;
    property  ParentShowHint;
    property  PopupMenu;
    property  ShowHint;
    property  TabOrder;
    property  OnDragDrop;
    property  OnDragOver;
    property  OnEndDrag;
    property  OnEnter;
    property  OnExit;
    property  OnStartDrag;
    property AutoScroll: WordBool index 2 read GetWordBoolProp write SetWordBoolProp stored False;
    property AutoSize: WordBool index 3 read GetWordBoolProp write SetWordBoolProp stored False;
    property AxBorderStyle: TOleEnum index 4 read GetTOleEnumProp write SetTOleEnumProp stored False;
    property Caption: WideString index -518 read GetWideStringProp write SetWideStringProp stored False;
    property Color: TColor index -501 read GetTColorProp write SetTColorProp stored False;
    property Font: TFont index -512 read GetTFontProp write _SetTFontProp stored False;
    property KeyPreview: WordBool index 5 read GetWordBoolProp write SetWordBoolProp stored False;
    property PixelsPerInch: Integer index 6 read GetIntegerProp write SetIntegerProp stored False;
    property PrintScale: TOleEnum index 7 read GetTOleEnumProp write SetTOleEnumProp stored False;
    property Scaled: WordBool index 8 read GetWordBoolProp write SetWordBoolProp stored False;
    property Cursor: Smallint index 15 read GetSmallintProp write SetSmallintProp stored False;
    property HelpType: TOleEnum index 16 read GetTOleEnumProp write SetTOleEnumProp stored False;
    property HelpKeyword: WideString index 17 read GetWideStringProp write SetWideStringProp stored False;
    property OnActivate: TNotifyEvent read FOnActivate write FOnActivate;
    property OnClick: TNotifyEvent read FOnClick write FOnClick;
    property OnCreate: TNotifyEvent read FOnCreate write FOnCreate;
    property OnDblClick: TNotifyEvent read FOnDblClick write FOnDblClick;
    property OnDestroy: TNotifyEvent read FOnDestroy write FOnDestroy;
    property OnDeactivate: TNotifyEvent read FOnDeactivate write FOnDeactivate;
    property OnKeyPress: TtestOnKeyPress read FOnKeyPress write FOnKeyPress;
    property OnPaint: TNotifyEvent read FOnPaint write FOnPaint;
  end;

procedure Register;

resourcestring
  dtlServerPage = 'Servers';

implementation

uses ComObj;

procedure Ttest.InitControlData;
const
  CEventDispIDs: array [0..7] of DWORD = (
    $00000001, $00000002, $00000003, $00000005, $00000006, $00000007,
    $0000000B, $00000010);
  CTFontIDs: array [0..0] of DWORD = (
    $FFFFFE00);
  CControlData: TControlData2 = (
    ClassID: '{A6AB836B-1409-4C34-964E-4080591981B1}';
    EventIID: '{5D088E9E-203F-404E-8BC5-C01EB75A9C8B}';
    EventCount: 8;
    EventDispIDs: @CEventDispIDs;
    LicenseKey: nil (*HR:$00000000*);
    Flags: $0000001D;
    Version: 401;
    FontCount: 1;
    FontIDs: @CTFontIDs);
begin
  ControlData := @CControlData;
  TControlData2(CControlData).FirstEventOfs := Cardinal(@@FOnActivate) - Cardinal(Self);
end;

procedure Ttest.CreateControl;

  procedure DoCreate;
  begin
    FIntf := IUnknown(OleObject) as Itest;
  end;

begin
  if FIntf = nil then DoCreate;
end;

function Ttest.GetControlInterface: Itest;
begin
  CreateControl;
  Result := FIntf;
end;

function  Ttest.Get_CallActiveX(const Param2: WideString; const Param3: WideString): WideString;
begin
  Result := DefaultInterface.CallActiveX[Param2, Param3];
end;

procedure Ttest.Set_CallActiveX(const Param2: WideString; const Param3: WideString; 
                                const Value: WideString);
  { Warning: The property CallActiveX has a setter and a getter whose
  types do not match. Delphi was unable to generate a property of
  this sort and so is using a Variant to set the property instead. }
var
  InterfaceVariant: OleVariant;
begin
  InterfaceVariant := DefaultInterface;
  InterfaceVariant.CallActiveX := Value;
end;

procedure Register;
begin
  RegisterComponents('ActiveX',[Ttest]);
end;

end.