mmproped.pas

一套及时通讯的原码

{========================================================================}
{=                (c) 1995-98 SwiftSoft Ronald Dittrich                 =}
{========================================================================}
{=                          All Rights Reserved                         =}
{========================================================================}
{=  D 01099 Dresden             = Tel.: [phone]                   =}
{=  Loewenstr.7a                = [e-mail]                     =}
{========================================================================}
{=  Actual versions on http://www.swiftsoft.de/mmtools.html             =}
{========================================================================}
{=  This code is for reference purposes only and may not be copied or   =}
{=  distributed in any format electronic or otherwise except one copy   =}
{=  for backup purposes.                                                =}
{=                                                                      =}
{=  No Delphi Component Kit or Component individually or in a collection=}
{=  subclassed or otherwise from the code in this unit, or associated   =}
{=  .pas, .dfm, .dcu, .asm or .obj files may be sold or distributed     =}
{=  without express permission from SwiftSoft.                          =}
{=                                                                      =}
{=  For more licence informations please refer to the associated        =}
{=  HelpFile.                                                           =}
{========================================================================}
{=  $Date: 20.01.1998 - 18:00:00 $                                      =}
{========================================================================}
unit MMPropEd;

{$I COMPILER.INC}

interface

uses
    Windows,
    SysUtils,
    Classes,
    Controls,
    Dialogs,

    {$IFDEF DELPHI6}
    DesignIntf,
    DesignEditors,
    {$ELSE}
    DsgnIntf,
    {$ENDIF}

    MMObj,
    MMUtils,
    MMAbout,
    MMProps,
    MMMemMap,
    MMSplit,
    MMLEDs;

type
    {$IFDEF TRIAL}
    {-- TMMAboutBoxEditor -----------------------------------------------------}
    TMMAboutBoxEditor = class(TPropertyEditor)
    public
        function  GetAttributes: TPropertyAttributes; override;
        procedure Edit; override;
        function  GetValue: string; override;
    end;
    {$ENDIF}

    {-- TMMPropertiesEditor ---------------------------------------------------}
    TMMPropertiesEditor = class(TComponentEditor)
    public
        procedure ExecuteVerb(Index: Integer); override;
        function  GetVerb(Index: Integer): string; override;
        function  GetVerbCount: Integer; override;
    end;

    {-- TMMMemMapFileNameProperty ---------------------------------------------}
    TMMMemMapFileNameProperty = class(TStringProperty)
    public
       procedure Edit; override;
       function  GetAttributes: TPropertyAttributes; override;
    end;

    {-- TMMSplitterSizeControlEditor ------------------------------------------}
    TMMSplitterSizeControlEditor = class(TComponentProperty)
    public
       procedure GetValues(Proc: TGetStrProc); override;
    end;

    {-- TMMLEDDigitConnectEditor ----------------------------------------------}
    TMMLEDDigitConnectEditor = class(TComponentProperty)
    public
      procedure GetValues(Proc: TGetStrProc); override;
    end;

    {-- TMMIntegerProperty ----------------------------------------------------}
    TMMIntegerProperty = class(TIntegerProperty)
    private
        FIntToIdent: TIntToIdent;
        FIdentToInt: TIdentToInt;
    protected
        procedure GetConverters(var IntToIdent: TIntToIdent; var IdentToInt: TIdentToInt); virtual; abstract;
        procedure GetConsts(List: TList); virtual; abstract;
    public
        procedure Initialize; override;
        function  GetAttributes: TPropertyAttributes; override;
        function  GetValue: string; override;
        procedure SetValue(const Value: string); override;
        procedure GetValues(Proc: TGetStrProc); override;
    end;

    {-- TMMDeviceIdProperty ---------------------------------------------------}
    TMMDeviceIdProperty = class(TMMIntegerProperty)
    protected
        procedure GetConverters(var IntToIdent: TIntToIdent; var IdentToInt: TIdentToInt); override;
        procedure GetConsts(List: TList); override;
    end;

implementation

uses
    Consts
    {$IFDEF DELPHI6}
    ,RTLConsts
    {$ENDIF}
    ;

{$IFDEF TRIAL}
{== TMMAboutBoxEditor =========================================================}
function TMMAboutBoxEditor.GetAttributes;
begin
     Result := inherited GetAttributes + [paDialog,paReadOnly];
end;

{------------------------------------------------------------------------------}
function TMMAboutBoxEditor.GetValue: string;
begin
     {This is the caption displayed in the Object Inspector}
     Result := 'About...';
end;

{------------------------------------------------------------------------------}
Procedure TMMAboutBoxEditor.Edit;
begin
     with TMMAboutBox.Create(NIL) do
     try
        MessageBeep(0);
        ShowModal;

     finally
	Free;
     end;
end;
{$ENDIF}

{== TMMPropertiesEditor =======================================================}
procedure TMMPropertiesEditor.ExecuteVerb(Index: Integer);
begin
   TMMPropertiesDialog(Component).Execute;
end;

{-- TMMPropertiesEditor -------------------------------------------------------}
function TMMPropertiesEditor.GetVerb(Index: Integer): string;
begin
   Result := 'Execute Dialog...';
end;

{-- TMMPropertiesEditor -------------------------------------------------------}
function TMMPropertiesEditor.GetVerbCount: Integer;
begin
   Result := 1;
end;

{== TMMMemMapFileNameProperty =================================================}
procedure TMMMemMapFileNameProperty.Edit;
begin
   with TOpenDialog.Create(nil) do
   try
      FileName := GetStrValue;
      Filter := {$IFDEF DELPHI3}SDefaultFilter{$ELSE}LoadStr(SDefaultFilter){$ENDIF};
      Options := Options + [ofPathMustExist, ofFileMustExist, ofHideReadOnly];
      Title := LoadResStr(IDS_SELECTFILE);
      if Execute then SetValue(FileName);
   finally
      Free;
   end;
end;

{-- TMMMemMapFileNameProperty -------------------------------------------------}
function TMMMemMapFileNameProperty.GetAttributes: TPropertyAttributes;
begin
   Result := [paDialog];
end;

{== TMMSplitterSizeControlEditor ========================================}
procedure TMMSplitterSizeControlEditor.GetValues(Proc: TGetStrProc);
var
  i: Integer;
  Splitter: TMMSplitter;
  P1: TWinControl;

begin
   Splitter := GetComponent(0) as TMMSplitter;
   for i := 0 to Splitter.Parent.ControlCount-1 do
   begin
      P1 := TWinControl(Splitter.Parent.Controls[i]);
      if (P1.Name <> '') and (P1 is TWinControl) and not (P1 is TMMSplitter) and
         (P1.Align in [alLeft,alRight,alTop,alBottom]) then

         Proc(P1.Name);
   end;
end;

{== TMMLEDDigitConnectEditor ============================================}
procedure TMMLEDDigitConnectEditor.GetValues(Proc: TGetStrProc);
type
  TGetStrFunc = function(const Value: string): Integer of object;
var
   i: Integer;
   LED: TMMLEDDigit;
   Component: TComponent;

begin
   LED := GetComponent(0) as TMMLEDDigit;
   {$IFDEF DELPHI6}
   for i := 0 to Designer.Root.ComponentCount-1 do
   {$ELSE}
   for i := 0 to Designer.Form.ComponentCount-1 do
   {$ENDIF}
   begin
      {$IFDEF DELPHI6}
      Component := Designer.Root.Components[i];
      {$ELSE}
      Component := Designer.Form.Components[i];
      {$ENDIF}
      if (Component.Name <> '') then
         if (Component is TMMLEDDigit) and (Component <> LED) then
            Proc(Component.Name);
   end;
end;

{== TMMIntegerProperty ========================================================}
procedure TMMIntegerProperty.Initialize;
begin
   inherited Initialize;

   GetConverters(FIntToIdent,FIdentToInt);
end;

{-- TMMIntegerProperty --------------------------------------------------------}
function TMMIntegerProperty.GetAttributes: TPropertyAttributes;
begin
   Result := [paMultiSelect,paValueList{$IFDEF WIN32},paRevertable{$ENDIF}];
end;

{-- TMMIntegerProperty --------------------------------------------------------}
function TMMIntegerProperty.GetValue: string;
begin
   if (@FIntToIdent = nil) or not FIntToIdent(GetOrdValue,Result) then
       Result := IntToStr(GetOrdValue);
end;

{-- TMMIntegerProperty --------------------------------------------------------}
procedure TMMIntegerProperty.SetValue(const Value: string);
var
    IV: LongInt;
begin
   if (@FIdentToInt = nil) or not FIdentToInt(Value,IV) then
       IV := StrToInt(Value);
   SetOrdValue(IV);
end;

{-- TMMIntegerProperty --------------------------------------------------------}
procedure TMMIntegerProperty.GetValues(Proc: TGetStrProc);
var
   Vals : TList;
   i    : Integer;
   S    : string;
begin
   if @FIntToIdent <> nil then
   begin
      Vals := TList.Create;
      try
         GetConsts(Vals);
         for i := 0 to Vals.Count - 1 do
             if FIntToIdent(LongInt(Vals[i]),S) then
                Proc(S);
      finally
         Vals.Free;
      end;
   end;
end;

{== TMMDeviceIdProperty =======================================================}
procedure TMMDeviceIdProperty.GetConverters(var IntToIdent: TIntToIdent; var IdentToInt: TIdentToInt);
begin
   IntToIdent := DeviceIdToIdent;
   IdentToInt := IdentToDeviceId;
end;

{-- TMMDeviceIdProperty -------------------------------------------------------}
procedure TMMDeviceIdProperty.GetConsts(List: TList);
begin
   List.Add(Pointer(MapperId));
   List.Add(Pointer(InvalidId));
end;

end.