david
5678df5538
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@31 05c56307-c608-d34a-929d-697000501d7a
393 lines
12 KiB
ObjectPascal
393 lines
12 KiB
ObjectPascal
{*******************************************************************}
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{ }
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{ Developer Express Cross Platform Component Library }
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{ Express Cross Platform Library classes }
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{ }
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{ Copyright (c) 2001-2008 Developer Express Inc. }
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{ ALL RIGHTS RESERVED }
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{ }
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{ The entire contents of this file is protected by U.S. and }
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{ International Copyright Laws. Unauthorized reproduction, }
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{ reverse-engineering, and distribution of all or any portion of }
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{ the code contained in this file is strictly prohibited and may }
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{ result in severe civil and criminal penalties and will be }
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{ prosecuted to the maximum extent possible under the law. }
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{ }
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{ RESTRICTIONS }
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{ }
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{ THIS SOURCE CODE AND ALL RESULTING INTERMEDIATE FILES }
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{ (DCU, OBJ, DLL, ETC.) ARE CONFIDENTIAL AND PROPRIETARY TRADE }
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{ SECRETS OF DEVELOPER EXPRESS INC. THE REGISTERED DEVELOPER IS }
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{ LICENSED TO DISTRIBUTE THE EXPRESSCROSSPLATFORMLIBRARY AND ALL }
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{ ACCOMPANYING VCL AND CLX CONTROLS AS PART OF AN EXECUTABLE }
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{ PROGRAM ONLY. }
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{ }
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{ THE SOURCE CODE CONTAINED WITHIN THIS FILE AND ALL RELATED }
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{ FILES OR ANY PORTION OF ITS CONTENTS SHALL AT NO TIME BE }
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{ COPIED, TRANSFERRED, SOLD, DISTRIBUTED, OR OTHERWISE MADE }
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{ AVAILABLE TO OTHER INDIVIDUALS WITHOUT EXPRESS WRITTEN CONSENT }
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{ AND PERMISSION FROM DEVELOPER EXPRESS INC. }
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{ }
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{ CONSULT THE END USER LICENSE AGREEMENT FOR INFORMATION ON }
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{ ADDITIONAL RESTRICTIONS. }
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{ }
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{*******************************************************************}
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unit cxImportDialog;
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{$I cxVer.inc}
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interface
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uses
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{$IFDEF DELPHI6}
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DesignIntf, Variants,
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{$ELSE}
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DsgnIntf,
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{$ENDIF}
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms,
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Dialogs, StdCtrls, ComCtrls, ExtCtrls, cxConverterFactory, TypInfo, cxStyles,
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cxDesignWindows;
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type
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TcxImportDialogForm = class(TForm)
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Panel1: TPanel;
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Button1: TButton;
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Button2: TButton;
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Button3: TButton;
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ListBox1: TListBox;
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StylesPane: TPanel;
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PageControl1: TPageControl;
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TabSheet2: TTabSheet;
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GroupBox2: TGroupBox;
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RadioButton1: TRadioButton;
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RadioButton2: TRadioButton;
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Edit1: TEdit;
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ComboBox1: TComboBox;
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cbImportStyles: TCheckBox;
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procedure Button3Click(Sender: TObject);
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procedure FormShow(Sender: TObject);
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procedure ListBox1Click(Sender: TObject);
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procedure Button1Click(Sender: TObject);
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procedure ListBox1DblClick(Sender: TObject);
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procedure cbImportStylesClick(Sender: TObject);
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procedure RadioButton1Click(Sender: TObject);
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procedure RadioButton2Click(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure TabSheet2Show(Sender: TObject);
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private
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FDesigner: IDesigner;
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FDestination: TObject;
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FGroupConverterName: string;
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FStyleOptionsFirstShow: Boolean;
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FStylePaneWidth: Integer;
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procedure DisableStylesOptions;
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procedure DoImport;
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procedure EnableStylesOptions;
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function GetStylePaneWidth: Integer;
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function GetConverterIndex(ASource: TObject): Integer;
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function IsParent(ASource: TObject; const AParentClassName: string): Boolean;
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procedure LoadComponent(const S: string);
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procedure LoadStyleRepositories(const S: string);
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procedure ShowStyleOptions;
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procedure UpdateComboBox;
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protected
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function GetConverterClass(ASource: TObject): TcxCustomConverterWithStylesClass;
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function GetConverterName(ASource: TObject): string;
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procedure InitializeConverter(AConverter: TcxCustomConverterWithStyles); virtual;
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procedure InitializeOptions; virtual;
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public
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constructor Create(AOwner: TComponent); override;
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property Designer_: IDesigner read FDesigner write FDesigner;
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property Destination: TObject read FDestination write FDestination;
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property GroupConverterName: string read FGroupConverterName write FGroupConverterName;
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end;
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procedure ShowImportDialog(ADesigner: IDesigner;
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ADestination: TObject; const AGroupConverterName: string; AShowOptionsButton: Boolean = True);
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implementation
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{$R *.dfm}
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const
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scxStyleRepositoryClassName = 'TcxStyleRepository';
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procedure ShowImportDialog(ADesigner: IDesigner;
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ADestination: TObject; const AGroupConverterName: string; AShowOptionsButton: Boolean);
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begin
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with TcxImportDialogForm.Create(Application) do
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try
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Button3.Visible := AShowOptionsButton;
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Width := Width - GetStylePaneWidth;
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Destination := ADestination;
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GroupConverterName := AGroupConverterName;
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Designer_ := ADesigner;
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ShowModal;
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ADesigner.Modified;
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finally
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Free;
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end;
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end;
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{ TcxImportDialogForm }
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constructor TcxImportDialogForm.Create(AOwner: TComponent);
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begin
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inherited;
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FStylePaneWidth := StylesPane.Width;
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end;
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procedure TcxImportDialogForm.Button3Click(Sender: TObject);
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begin
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InitializeOptions;
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Width := Width + GetStylePaneWidth;
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Button3.Enabled := False;
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end;
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function TcxImportDialogForm.GetConverterClass(ASource: TObject): TcxCustomConverterWithStylesClass;
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var
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AIndex: Integer;
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begin
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AIndex := GetConverterIndex(ASource);
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if AIndex <> -1 then
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Result := ConverterFactory(FGroupConverterName).Items[AIndex].Class_
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else
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Result := TcxCustomConverterWithStyles;
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end;
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function TcxImportDialogForm.GetConverterName(ASource: TObject): string;
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var
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AIndex: Integer;
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begin
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AIndex := GetConverterIndex(ASource);
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if AIndex <> -1 then
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Result := ConverterFactory(FGroupConverterName).Items[AIndex].Name
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else
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Result := '';
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end;
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procedure TcxImportDialogForm.InitializeConverter(AConverter: TcxCustomConverterWithStyles);
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begin
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end;
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procedure TcxImportDialogForm.InitializeOptions;
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begin
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ShowStyleOptions;
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end;
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procedure TcxImportDialogForm.DisableStylesOptions;
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begin
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RadioButton1.Enabled := False;
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RadioButton2.Enabled := False;
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Edit1.Enabled := False;
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Edit1.Color := clBtnFace;
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ComboBox1.Enabled := False;
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ComboBox1.Color := clBtnFace;
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end;
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procedure TcxImportDialogForm.DoImport;
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var
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AConverter: TcxCustomConverterWithStyles;
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begin
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if (ListBox1.ItemIndex <> -1) and (FDestination <> nil) then
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begin
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AConverter := GetConverterClass(ListBox1.Items.Objects[ListBox1.ItemIndex]).Create(FDestination);
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try
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AConverter.Designer_ := Designer_;
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AConverter.ConvertWithStyles := cbImportStyles.Checked;
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if cbImportStyles.Checked then
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begin
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if RadioButton1.Checked then
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AConverter.NameOfNewStyleRepository := Edit1.Text
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else
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AConverter.StyleRepository := ComboBox1.Items.Objects[ComboBox1.ItemIndex] as TcxStyleRepository;
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end;
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InitializeConverter(AConverter);
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Button1.Enabled := False;
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AConverter.ImportFrom(ListBox1.Items.Objects[ListBox1.ItemIndex]);
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finally
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Button1.Enabled := True;
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AConverter.Free;
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if RadioButton1.Checked then
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UpdateComboBox;
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if cbImportStyles.Checked then
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EnableStylesOptions;
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end;
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end;
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end;
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procedure TcxImportDialogForm.EnableStylesOptions;
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begin
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RadioButton1.Enabled := True;
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if ComboBox1.Items.Count > 0 then
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begin
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RadioButton2.Enabled := True;
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if RadioButton1.Checked then
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begin
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Edit1.Enabled := True;
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Edit1.Color := clWindow;
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ComboBox1.Enabled := False;
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ComboBox1.Color := clBtnFace;
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end
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else
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begin
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Edit1.Enabled := False;
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Edit1.Color := clBtnFace;
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ComboBox1.Enabled := True;
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ComboBox1.Color := clWindow;
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end;
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end
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else
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begin
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RadioButton2.Enabled := False;
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RadioButton1.Checked := True;
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Edit1.Enabled := True;
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Edit1.Color := clWindow;
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ComboBox1.Enabled := False;
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ComboBox1.Color := clBtnFace;
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end;
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end;
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function TcxImportDialogForm.GetStylePaneWidth: Integer;
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begin
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Result := FStylePaneWidth;
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end;
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function TcxImportDialogForm.GetConverterIndex(ASource: TObject): Integer;
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var
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I: Integer;
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ASourceClassName: string;
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begin
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Result := -1;
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ASourceClassName := ASource.ClassName;
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with ConverterFactory(FGroupConverterName) do
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begin
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for I := 0 to Count - 1 do
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begin
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if (Items[I].Class_.GetSourceClassName = ASourceClassName) or
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IsParent(ASource, Items[I].Class_.GetSourceClassName) then
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begin
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Result := I;
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Break;
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end;
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end;
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end;
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end;
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function TcxImportDialogForm.IsParent(ASource: TObject; const AParentClassName: string): Boolean;
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var
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AParentClass: TClass;
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begin
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Result := False;
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AParentClass := ASource.ClassParent;
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while AParentClass <> nil do
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begin
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if AParentClass.ClassName = AParentClassName then
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begin
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Result := True;
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Exit;
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end;
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AParentClass := AParentClass.ClassParent;
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end;
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end;
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procedure TcxImportDialogForm.LoadComponent(const S: string);
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var
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AComponent: TComponent;
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begin
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if FDesigner <> nil then
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begin
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AComponent := FDesigner.GetComponent(S);
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if AComponent <> nil then
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if GetConverterIndex(AComponent) <> -1 then
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ListBox1.Items.AddObject(S, AComponent);
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end;
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end;
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procedure TcxImportDialogForm.LoadStyleRepositories(const S: string);
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var
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AComponent: TComponent;
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begin
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AComponent := FDesigner.GetComponent(S);
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if AComponent <> nil then
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if AComponent.ClassName = scxStyleRepositoryClassName then
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ComboBox1.Items.AddObject(S, AComponent);
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end;
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procedure TcxImportDialogForm.ShowStyleOptions;
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begin
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if FStyleOptionsFirstShow then
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begin
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UpdateComboBox;
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EnableStylesOptions;
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FStyleOptionsFirstShow := False;
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end;
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end;
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procedure TcxImportDialogForm.UpdateComboBox;
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var
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AIndex: Integer;
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begin
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AIndex := 0;
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if ComboBox1.Items.Count > 0 then
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AIndex := ComboBox1.ItemIndex;
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ComboBox1.Clear;
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FDesigner.GetComponentNames(GetTypeData(PTypeInfo(TComponent.ClassInfo)), LoadStyleRepositories);
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if ComboBox1.Items.Count > 0 then
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ComboBox1.ItemIndex := AIndex;
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Edit1.Text := FDesigner.UniqueName(scxStyleRepositoryClassName);
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end;
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procedure TcxImportDialogForm.FormShow(Sender: TObject);
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begin
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ListBox1.Items.Clear;
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Edit1.Text := FDesigner.UniqueName(scxStyleRepositoryClassName);
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FDesigner.GetComponentNames(GetTypeData(PTypeInfo(TComponent.ClassInfo)), LoadComponent);
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end;
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procedure TcxImportDialogForm.ListBox1Click(Sender: TObject);
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begin
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if ListBox1.ItemIndex <> -1 then
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Button1.Enabled := True;
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end;
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procedure TcxImportDialogForm.Button1Click(Sender: TObject);
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begin
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DoImport;
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end;
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procedure TcxImportDialogForm.ListBox1DblClick(Sender: TObject);
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begin
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DoImport;
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end;
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procedure TcxImportDialogForm.cbImportStylesClick(Sender: TObject);
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begin
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if cbImportStyles.Checked then
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EnableStylesOptions
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else
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DisableStylesOptions;
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end;
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procedure TcxImportDialogForm.RadioButton1Click(Sender: TObject);
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begin
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EnableStylesOptions;
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end;
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procedure TcxImportDialogForm.RadioButton2Click(Sender: TObject);
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begin
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EnableStylesOptions;
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end;
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procedure TcxImportDialogForm.FormCreate(Sender: TObject);
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begin
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FStyleOptionsFirstShow := True;
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end;
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procedure TcxImportDialogForm.TabSheet2Show(Sender: TObject);
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begin
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ShowStyleOptions;
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end;
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end.
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