Delphi Informant Complete 1995 - 2000/Delphi Informant Complete 1995 to 2000.iso/Delphi Informant Magazine Complete Works SOURCE CODE 1998.rar/1998/Mar/DI9803DM/CalendarX/CalImpl.pas

Pascal/Delphi Source File | 1997-12-01 | 8KB | 314 lines

unit CalImpl;

interface

uses
  Windows, ActiveX, Classes, Controls, Graphics, Menus, Forms, StdCtrls,
  ComServ, StdVCL, AXCtrls, CalendarX_TLB, Calendar, Grids, AXPropBg;

type
  // Descend from TActiveXPropBag to get automatic streaming of properties
  // via IPersistPropertyBag and Delphi's native RTTI
  TCalendarX = class(TActiveXPropBag, ICalendarX)
  private
    { Private declarations }
    FDelphiControl: TCalendar;
    FEvents: ICalendarXEvents;
    procedure ChangeEvent(Sender: TObject);
    procedure ClickEvent(Sender: TObject);
    procedure DblClickEvent(Sender: TObject);
    procedure KeyPressEvent(Sender: TObject; var Key: Char);
  protected
    { Protected declarations }
    procedure InitializeControl; override;
    procedure EventSinkChanged(const EventSink: IUnknown); override;
    procedure DefinePropertyPages(DefinePropertyPage: TDefinePropertyPage); override;
    function Get_BorderStyle: TxBorderStyle; safecall;
    function Get_CalendarDate: TDateTime; safecall;
    function Get_Color: TColor; safecall;
    function Get_Ctl3D: WordBool; safecall;
    function Get_Cursor: Smallint; safecall;
    function Get_Day: Integer; safecall;
    function Get_Enabled: WordBool; safecall;
    function Get_Font: Font; safecall;
    function Get_GridLineWidth: Integer; safecall;
    function Get_Month: Integer; safecall;
    function Get_ParentColor: WordBool; safecall;
    function Get_ReadOnly: WordBool; safecall;
    function Get_StartOfWeek: Smallint; safecall;
    function Get_UseCurrentDate: WordBool; safecall;
    function Get_Visible: WordBool; safecall;
    function Get_Year: Integer; safecall;
    procedure NextMonth; safecall;
    procedure NextYear; safecall;
    procedure PrevMonth; safecall;
    procedure PrevYear; safecall;
    procedure Set_BorderStyle(Value: TxBorderStyle); safecall;
    procedure Set_CalendarDate(Value: TDateTime); safecall;
    procedure Set_Color(Value: TColor); safecall;
    procedure Set_Ctl3D(Value: WordBool); safecall;
    procedure Set_Cursor(Value: Smallint); safecall;
    procedure Set_Day(Value: Integer); safecall;
    procedure Set_Enabled(Value: WordBool); safecall;
    procedure Set_Font(const Value: Font); safecall;
    procedure Set_GridLineWidth(Value: Integer); safecall;
    procedure Set_Month(Value: Integer); safecall;
    procedure Set_ParentColor(Value: WordBool); safecall;
    procedure Set_ReadOnly(Value: WordBool); safecall;
    procedure Set_StartOfWeek(Value: Smallint); safecall;
    procedure Set_UseCurrentDate(Value: WordBool); safecall;
    procedure Set_Visible(Value: WordBool); safecall;
    procedure Set_Year(Value: Integer); safecall;
    procedure UpdateCalendar; safecall;
  end;

implementation

uses
  CalPage, ComObj, AxTools;

{ TCalendarX }
procedure TCalendarX.InitializeControl;
begin
  FDelphiControl := Control as TCalendar;
  FDelphiControl.OnChange := ChangeEvent;
  FDelphiControl.OnClick := ClickEvent;
  FDelphiControl.OnDblClick := DblClickEvent;
  FDelphiControl.OnKeyPress := KeyPressEvent;
end;

procedure TCalendarX.EventSinkChanged(const EventSink: IUnknown);
begin
  FEvents := EventSink as ICalendarXEvents;
end;

procedure TCalendarX.DefinePropertyPages(DefinePropertyPage: TDefinePropertyPage);
begin
  { Define property pages here.  Property pages are defined by calling
    DefinePropertyPage with the class id of the page.  For example,
      DefinePropertyPage(Class_CalendarXPage); }
  DefinePropertyPage(Class_CalendarPage);
  DefinePropertyPage(Class_DFontPropPage);
end;

function TCalendarX.Get_BorderStyle: TxBorderStyle;
begin
  Result := Ord(FDelphiControl.BorderStyle);
end;

function TCalendarX.Get_CalendarDate: TDateTime;
begin
  Result := FDelphiControl.CalendarDate;
end;

function TCalendarX.Get_Color: TColor;
begin
  Result := FDelphiControl.Color;
end;

function TCalendarX.Get_Ctl3D: WordBool;
begin
  Result := FDelphiControl.Ctl3D;
end;

function TCalendarX.Get_Cursor: Smallint;
begin
  Result := Smallint(FDelphiControl.Cursor);
end;

function TCalendarX.Get_Day: Integer;
begin
  Result := FDelphiControl.Day;
end;

function TCalendarX.Get_Enabled: WordBool;
begin
  Result := FDelphiControl.Enabled;
end;

function TCalendarX.Get_Font: Font;
begin
  GetOleFont(FDelphiControl.Font, Result);
end;

function TCalendarX.Get_GridLineWidth: Integer;
begin
  Result := FDelphiControl.GridLineWidth;
end;

function TCalendarX.Get_Month: Integer;
begin
  Result := FDelphiControl.Month;
end;

function TCalendarX.Get_ParentColor: WordBool;
begin
  Result := FDelphiControl.ParentColor;
end;

function TCalendarX.Get_ReadOnly: WordBool;
begin
  Result := FDelphiControl.ReadOnly;
end;

function TCalendarX.Get_StartOfWeek: Smallint;
begin
  Result := Smallint(FDelphiControl.StartOfWeek);
end;

function TCalendarX.Get_UseCurrentDate: WordBool;
begin
  Result := FDelphiControl.UseCurrentDate;
end;

function TCalendarX.Get_Visible: WordBool;
begin
  Result := FDelphiControl.Visible;
end;

function TCalendarX.Get_Year: Integer;
begin
  Result := FDelphiControl.Year;
end;

procedure TCalendarX.NextMonth;
begin
  FDelphiControl.NextMonth;
end;

procedure TCalendarX.NextYear;
begin
  FDelphiControl.NextYear;
end;

procedure TCalendarX.PrevMonth;
begin
  FDelphiControl.PrevMonth;
end;

procedure TCalendarX.PrevYear;
begin
  FDelphiControl.PrevYear;
end;

procedure TCalendarX.Set_BorderStyle(Value: TxBorderStyle);
begin
  FDelphiControl.BorderStyle := TBorderStyle(Value);
end;

procedure TCalendarX.Set_CalendarDate(Value: TDateTime);
begin
  FDelphiControl.CalendarDate := Value;
end;

procedure TCalendarX.Set_Color(Value: TColor);
begin
  FDelphiControl.Color := Value;
end;

procedure TCalendarX.Set_Ctl3D(Value: WordBool);
begin
  FDelphiControl.Ctl3D := Value;
end;

procedure TCalendarX.Set_Cursor(Value: Smallint);
begin
  FDelphiControl.Cursor := TCursor(Value);
end;

procedure TCalendarX.Set_Day(Value: Integer);
begin
  FDelphiControl.Day := Value;
end;

procedure TCalendarX.Set_Enabled(Value: WordBool);
begin
  FDelphiControl.Enabled := Value;
end;

procedure TCalendarX.Set_Font(const Value: Font);
begin
  SetOleFont(FDelphiControl.Font, Value);
end;

procedure TCalendarX.Set_GridLineWidth(Value: Integer);
begin
  FDelphiControl.GridLineWidth := Value;
end;

procedure TCalendarX.Set_Month(Value: Integer);
begin
  FDelphiControl.Month := Value;
end;

procedure TCalendarX.Set_ParentColor(Value: WordBool);
begin
  FDelphiControl.ParentColor := Value;
end;

procedure TCalendarX.Set_ReadOnly(Value: WordBool);
begin
  FDelphiControl.ReadOnly := Value;
end;

procedure TCalendarX.Set_StartOfWeek(Value: Smallint);
begin
  FDelphiControl.StartOfWeek := TDayOfWeek(Value);
end;

procedure TCalendarX.Set_UseCurrentDate(Value: WordBool);
begin
  FDelphiControl.UseCurrentDate := Value;
end;

procedure TCalendarX.Set_Visible(Value: WordBool);
begin
  FDelphiControl.Visible := Value;
end;

procedure TCalendarX.Set_Year(Value: Integer);
begin
  FDelphiControl.Year := Value;
end;

procedure TCalendarX.UpdateCalendar;
begin
  FDelphiControl.UpdateCalendar;
end;

procedure TCalendarX.ChangeEvent(Sender: TObject);
begin
  if FEvents <> nil then FEvents.OnChange;
end;

procedure TCalendarX.ClickEvent(Sender: TObject);
begin
  if FEvents <> nil then FEvents.OnClick;
end;

procedure TCalendarX.DblClickEvent(Sender: TObject);
begin
  if FEvents <> nil then FEvents.OnDblClick;
end;

procedure TCalendarX.KeyPressEvent(Sender: TObject; var Key: Char);
var
  TempKey: Smallint;
begin
  TempKey := Smallint(Key);
  if FEvents <> nil then FEvents.OnKeyPress(TempKey);
  Key := Char(TempKey);
end;

initialization
  // This makes the factory mark this control as "safe"
  TActiveXSafeFactory.Create(
    ComServer,
    TCalendarX,
    TCalendar,
    Class_CalendarX,
    1,
    '',
    0);
end.