david
08e42642b8
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@21 05c56307-c608-d34a-929d-697000501d7a
518 lines
16 KiB
ObjectPascal
518 lines
16 KiB
ObjectPascal
{*******************************************************************}
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{ }
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{ ExpressWeb Framework by Developer Express }
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{ Designer Module }
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{ }
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{ Copyright (c) 2000-2007 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 EXPRESSWEB FRAMEWORK AND ALL }
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{ ACCOMPANYING VCL CLASSES AS PART OF AN EXECUTABLE WEB }
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{ APPLICATION 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 cxfmWebTVDsgn;
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{$I cxVer.inc}
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interface
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uses SysUtils, Classes, Variants,
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{$IFDEF VCL}
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Windows, Messages, Graphics, Controls, Forms, Dialogs, StdCtrls,
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ExtCtrls, ComCtrls,
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{$ELSE}
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Qt, Types, QGraphics, QControls, QForms, QDialogs, QStdCtrls, QExtCtrls, QComCtrls,
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{$ENDIF}
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cxWebTV;
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type
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TcxfmWebTreeViewEditor = class(TForm)
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private
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btnOK: TButton;
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btnCancel: TButton;
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btnHelp: TButton;
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gbProperties: TGroupBox;
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lbImgIndex: TLabel;
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lbHint: TLabel;
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lbName: TLabel;
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edImgIndex: TEdit;
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edHint: TEdit;
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edName: TEdit;
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btnAdd: TButton;
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btnAddChild: TButton;
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btnDelete: TButton;
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tvPreview: TTreeView;
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lbHref: TLabel;
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edHref: TEdit;
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lbTarget: TLabel;
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edTarget: TEdit;
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btnApply: TButton;
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FOriginalWebTV: TcxWebTreeView;
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FPrevNode: TTreeNode;
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FWebTV: TcxWebTreeView;
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procedure btnAddClick(Sender: TObject);
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procedure btnAddChildClick(Sender: TObject);
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procedure FormActivate(Sender: TObject);
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procedure tvPreviewChange(Sender: TObject; Node: TTreeNode);
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procedure btnDeleteClick(Sender: TObject);
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procedure tvPreviewEnter(Sender: TObject);
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procedure tvPreviewExpanded(Sender: TObject; Node: TTreeNode);
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procedure tvPreviewCollapsed(Sender: TObject; Node: TTreeNode);
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procedure tvPreviewEdited(Sender: TObject; Node: TTreeNode;
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var S: {$IFDEF VCL}string{$ELSE}WideString{$ENDIF});
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procedure btnOKClick(Sender: TObject);
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procedure edImgIndexKeyPress(Sender: TObject; var Key: Char);
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procedure btnApplyClick(Sender: TObject);
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function GetRegistryPath: string;
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{$IFDEF VCL}
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procedure DrawSizeGrip;
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function MouseInGripRect(const Pt: TPoint): Boolean;
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{$ENDIF}
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procedure HandleException;
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procedure ReadTreeViewItems;
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procedure RestoreLayout;
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procedure StoreLayout;
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{$IFDEF VCL}
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procedure WMNCHitTest(var message: TWMNCHitTest); message WM_NCHITTEST;
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{$ENDIF}
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property RegistryPath: string read GetRegistryPath;
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protected
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procedure CreateComponents;
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procedure Paint; override;
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procedure Resize; override;
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public
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constructor Create(AOwner: TComponent); override;
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destructor Destroy; override;
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function Execute: Boolean;
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end;
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function ShowcxWebTreeViewEditor(AWebTreeView: TcxWebTreeView): Boolean;
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implementation
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uses
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Registry, TypInfo, ToolsAPI,
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cxWebDsgnConsts, cxWebDsgnStrs, cxWebDsgnUtils, cxWebClasses;
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function ShowcxWebTreeViewEditor(AWebTreeView: TcxWebTreeView): Boolean;
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var
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Form: TcxfmWebTreeViewEditor;
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begin
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Form := TcxfmWebTreeViewEditor.Create(nil);
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try
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with Form do
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begin
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FOriginalWebTV := AWebTreeView;
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FWebTV.AssignItems(AWebTreeView);
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FWebTV.AutoSort := FOriginalWebTV.AutoSort;
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ReadTreeViewItems;
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tvPreview.Selected := tvPreview.TopItem;
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if FOriginalWebTV.AutoSort then tvPreview.SortType := stText;
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Caption := Format(scxTVDesigner, [AWebTreeView.Owner.Name, DotSep, AWebTreeView.Name]);
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Result := Execute;
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if Result then
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AWebTreeView.AssignItems(FWebTV);
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if FOriginalWebTV.AutoSort then FOriginalWebTV.Sort;
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end;
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finally
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Form.Free;
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end;
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end;
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constructor TcxfmWebTreeViewEditor.Create(AOwner: TComponent);
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begin
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inherited CreateNew(AOwner);
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CreateComponents;
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FWebTV := TcxWebTreeView.Create(nil);
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RestoreLayout;
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end;
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destructor TcxfmWebTreeViewEditor.Destroy;
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begin
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StoreLayout;
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FWebTV.Free;
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inherited;
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end;
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function TcxfmWebTreeViewEditor.Execute: Boolean;
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begin
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Result := ShowModal = mrOk;
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end;
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procedure TcxfmWebTreeViewEditor.CreateComponents;
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function CreateButton(ALeft, ATop, AWidth, AHeight: Integer; ACaption: string;
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AModuleResult: Integer; AAnchors: TAnchors): TButton;
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begin
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Result := TButton.Create(self);
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Result.Parent := self;
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Result.SetBounds(ALeft, ATop, AWidth, AHeight);
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Result.Caption := ACaption;
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Result.ModalResult := AModuleResult;
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Result.Anchors := AAnchors;
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end;
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function CreateEditor(ALeft, ATop, AWidth, AHeight: Integer;
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AAnchors: TAnchors): TEdit;
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begin
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Result := TEdit.Create(self);
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Result.Parent := gbProperties;
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Result.SetBounds(ALeft, ATop, AWidth, AHeight);
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Result.Anchors := AAnchors;
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end;
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function CreateLabel(ALeft, ATop, AWidth, AHeight: Integer; ACaption: string;
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AFocusControl: TWinControl): TLabel;
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begin
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Result := TLabel.Create(self);
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Result.Parent := gbProperties;
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Result.SetBounds(ALeft, ATop, AWidth, AHeight);
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Result.Caption := ACaption;
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Result.Transparent := True;
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end;
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begin
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Left := 338;
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Top := 187;
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ActiveControl := btnAdd;
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AutoScroll := False;
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BorderIcons := [biSystemMenu];
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ClientHeight := 326;
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ClientWidth := 342;
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Color := clBtnFace;
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Constraints.MinHeight := 330;
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Constraints.MinWidth := 350;
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Font.Charset := DEFAULT_CHARSET;
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Font.Color := clWindowText;
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Font.Height := -11;
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Font.Name := 'MS Sans Serif';
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Font.Style := [];
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OnActivate := FormActivate;
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PixelsPerInch := 96;
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btnAdd := CreateButton(261, 11, 75, 23, cxWebCompEditorNewItem, 0, [akTop, akRight]);
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btnAdd.OnClick := btnAddClick;
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btnAddChild := CreateButton(261, 39, 75, 23, cxWebCompEditorNewSubItem, 0, [akTop, akRight]);
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btnAddChild.OnClick := btnAddChildClick;
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btnDelete := CreateButton(261, 67, 75, 23, cxWebCompEditorDelete, 0, [akTop, akRight]);
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btnDelete.OnClick := btnDeleteClick;
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gbProperties := TGroupBox.Create(Self);
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gbProperties.Parent := Self;
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gbProperties.SetBounds(6, 6, 249, 143);
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gbProperties.Anchors := [akLeft, akTop, akRight];
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gbProperties.Caption := ' ' + cxWebCompEditorItemProperties + ' ';
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edName := CreateEditor(72, 20, 166, 21, [akLeft, akTop, akRight]);
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edHint := CreateEditor(72, 43, 166, 21, [akLeft, akTop, akRight]);
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edHref := CreateEditor(72, 66, 166, 21, [akLeft, akTop, akRight]);
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edTarget := CreateEditor(72, 89, 166, 21, [akLeft, akTop, akRight]);
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edImgIndex := CreateEditor(72, 112, 44, 21, [akLeft, akTop, akRight]);
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edImgIndex.OnKeyPress := edImgIndexKeyPress;
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lbImgIndex := CreateLabel(8, 116, 61, 13, cxWebCompEditorItemImageIndex, edImgIndex);
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lbHint := CreateLabel(8, 47, 22, 13, cxWebCompEditorItemHint, edHint);
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lbName := CreateLabel(8, 24, 31, 13, cxWebCompEditorItemName, edName);
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lbHref := CreateLabel(8, 70, 25, 13, cxWebCompEditorItemHref, edHref);
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lbTarget := CreateLabel(8, 93, 25, 13, cxWebCompEditorItemTarget, edTarget);
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tvPreview := TTreeView.Create(Self);
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tvPreview.Parent := Self;
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tvPreview.SetBounds(5, 152, 330, 132);
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tvPreview.Anchors := [akLeft, akTop, akRight, akBottom];
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{$IFDEF VCL}
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tvPreview.HideSelection := False;
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{$ENDIF}
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tvPreview.Indent := 20;
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tvPreview.TabOrder := 4;
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tvPreview.OnChange := tvPreviewChange;
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tvPreview.OnCollapsed := tvPreviewCollapsed;
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tvPreview.OnEdited := tvPreviewEdited;
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tvPreview.OnEnter := tvPreviewEnter;
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tvPreview.OnExpanded := tvPreviewExpanded;
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btnOK := CreateButton(18, 293, 75, 23, scxWebDsgnButtonOKCaption, 1, [akRight, akBottom]);
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btnOK.OnClick := btnOKClick;
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btnCancel := CreateButton(97, 293, 75, 23, scxWebDsgnButtonCancelCaption, 2, [akRight, akBottom]);
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btnApply := CreateButton(176, 293, 75, 23, scxWebDsgnButtonApplyCaption, 0, [akRight, akBottom]);
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btnApply.OnClick := btnApplyClick;
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btnHelp := CreateButton(256, 293, 75, 23, scxWebDsgnButtonHelpCaption, 0, [akRight, akBottom]);
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end;
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procedure TcxfmWebTreeViewEditor.Paint;
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begin
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inherited;
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{$IFDEF VCL}
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DrawSizeGrip;
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{$ENDIF}
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end;
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procedure TcxfmWebTreeViewEditor.Resize;
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begin
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inherited;
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Invalidate;
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end;
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function TcxfmWebTreeViewEditor.GetRegistryPath: string;
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var
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Services: IOTAServices50;
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begin
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if Supports(BorlandIDEServices, IOTAServices50, Services) then
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Result :=
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Services.GetBaseRegistryKey + '\' + scxExpressWebObjectsFormLayoutsRegPath + '\' + DropT(ClassName)
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else
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Result := '';
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end;
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{$IFDEF VCL}
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procedure TcxfmWebTreeViewEditor.DrawSizeGrip;
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var
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V: Integer;
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R: TRect;
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begin
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V := GetSystemMetrics(SM_CXVSCROLL);
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R := ClientRect;
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Canvas.Brush.Color := clBtnFace;
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Canvas.FillRect(R);
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R := Rect(R.Right - V, R.Bottom - V, R.Right, R.Bottom);
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DrawFrameControl(Canvas.Handle, R, DFC_SCROLL, DFCS_SCROLLSIZEGRIP);
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end;
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{$ENDIF}
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procedure TcxfmWebTreeViewEditor.HandleException;
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begin
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SysUtils.Abort;
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end;
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{$IFDEF VCL}
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function TcxfmWebTreeViewEditor.MouseInGripRect(const Pt: TPoint): Boolean;
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var
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GripSize: Integer;
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GripRect: TRect;
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begin
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GripSize := GetSystemMetrics(SM_CXVSCROLL);
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GripRect :=
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Bounds(ClientWidth - GripSize, ClientHeight - GripSize, GripSize, GripSize);
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Result := PtInRect(GripRect, Pt);
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end;
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{$ENDIF}
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procedure TcxfmWebTreeViewEditor.ReadTreeViewItems;
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procedure ReadItems(Node: TTreeNode; Item: TcxWebTreeItem);
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var
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NewNode: TTreeNode;
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I: Integer;
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begin
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NewNode := tvPreview.Items.AddChildObject(Node, Item.Text, Item);
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for I := 0 to Item.Count - 1 do
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ReadItems(NewNode, Item.Items[I]);
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NewNode.Expanded := Item.Expanded;
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end;
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var
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I: Integer;
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begin
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with tvPreview.Items do
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begin
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BeginUpdate;
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try
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Clear;
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for I := 0 to FWebTV.Items.Count - 1 do
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ReadItems(nil, FWebTV.Items[I]);
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finally
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EndUpdate;
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end;
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end;
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end;
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procedure TcxfmWebTreeViewEditor.RestoreLayout;
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begin
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with TRegistry.Create do
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try
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try
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if OpenKey(RegistryPath, False) then
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begin
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if ValueExists(scxWidth) then
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Width := ReadInteger(scxWidth);
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if ValueExists(scxHeight) then
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Height := ReadInteger(scxHeight);
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end;
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except
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HandleException;
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end;
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finally
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Free;
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end;
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end;
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procedure TcxfmWebTreeViewEditor.StoreLayout;
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begin
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with TRegistry.Create do
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try
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try
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if OpenKey(RegistryPath, True) then
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begin
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WriteInteger(scxWidth, Width);
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WriteInteger(scxHeight, Height);
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end;
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except
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HandleException;
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end;
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finally
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Free;
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end;
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end;
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{$IFDEF VCL}
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procedure TcxfmWebTreeViewEditor.WMNCHitTest(var message: TWMNCHitTest);
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begin
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inherited;
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if MouseInGripRect(ScreenToClient(SmallPointToPoint(message.Pos))) then
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message.Result := HTBOTTOMRIGHT
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end;
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{$ENDIF}
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procedure TcxfmWebTreeViewEditor.btnAddClick(Sender: TObject);
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var
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Node: TTreeNode;
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Item: TcxWebTreeItem;
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begin
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Node := tvPreview.Selected;
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if Node <> nil then
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Item := TcxWebTreeItem(Node.Data).Parent.AddChild
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else
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Item := FWebTV.AddItem;
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tvPreview.Selected := tvPreview.Items.AddObject(Node, Item.Text, Item);
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end;
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procedure TcxfmWebTreeViewEditor.btnAddChildClick(Sender: TObject);
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var
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Node: TTreeNode;
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Item: TcxWebTreeItem;
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begin
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Node := tvPreview.Selected;
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Item := TcxWebTreeItem(Node.Data).AddChild;
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tvPreview.Selected := tvPreview.Items.AddChildObject(Node, Item.Text, Item);
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end;
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procedure TcxfmWebTreeViewEditor.btnDeleteClick(Sender: TObject);
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begin
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TcxWebTreeItem(tvPreview.Selected.Data).Free;
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FPrevNode := nil;
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tvPreview.Selected.Delete;
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tvPreviewChange(Self, tvPreview.Selected);
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end;
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procedure TcxfmWebTreeViewEditor.tvPreviewEnter(Sender: TObject);
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begin
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FPrevNode := tvPreview.Selected;
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tvPreviewChange(Self, tvPreview.Selected);
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end;
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procedure TcxfmWebTreeViewEditor.FormActivate(Sender: TObject);
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begin
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tvPreviewChange(Self, tvPreview.Selected);
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end;
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procedure TcxfmWebTreeViewEditor.tvPreviewChange(Sender: TObject;
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Node: TTreeNode);
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var
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Item: TcxWebTreeItem;
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begin
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if FPrevNode <> nil then
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try
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Item := TcxWebTreeItem(FPrevNode.Data);
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Item.Name := edName.Text;
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Item.Hint := edHint.Text;
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Item.URL.Href := edHref.Text;
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Item.URL.Target := edTarget.Text;
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Item.ImageIndex := StrToInt(edImgIndex.Text);
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except
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end;
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if Node = nil then
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begin
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edName.Text := '';
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edHint.Text := '';
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edImgIndex.Text := '';
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end
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else
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begin
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Item := TcxWebTreeItem(Node.Data);
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edName.Text := Item.Name;
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edHint.Text := Item.Hint;
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edHref.Text := Item.URL.Href;
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edTarget.Text := Item.URL.Target;
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edImgIndex.Text := IntToStr(Item.ImageIndex);
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end;
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FPrevNode := Node;
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gbProperties.Enabled := FPrevNode <> nil;
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btnAddChild.Enabled := FPrevNode <> nil;
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btnDelete.Enabled := FPrevNode <> nil;
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end;
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procedure TcxfmWebTreeViewEditor.tvPreviewExpanded(Sender: TObject;
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Node: TTreeNode);
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begin
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TcxWebTreeItem(Node.Data).Expanded := True;
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end;
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procedure TcxfmWebTreeViewEditor.tvPreviewCollapsed(Sender: TObject;
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Node: TTreeNode);
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begin
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TcxWebTreeItem(Node.Data).Expanded := False;
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end;
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procedure TcxfmWebTreeViewEditor.tvPreviewEdited(Sender: TObject;
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Node: TTreeNode; var S: {$IFDEF VCL}string{$ELSE}WideString{$ENDIF});
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begin
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TcxWebTreeItem(Node.Data).Text := S;
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end;
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procedure TcxfmWebTreeViewEditor.btnOKClick(Sender: TObject);
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begin
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FPrevNode := tvPreview.Selected;
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tvPreviewChange(Self, nil);
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end;
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procedure TcxfmWebTreeViewEditor.edImgIndexKeyPress(Sender: TObject;
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var Key: Char);
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begin
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if not (Key in ['0'..'9', '-', Char({$IFDEF VCL}VK_BACK{$ELSE}Key_Backspace{$ENDIF})]) then
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Key := #0;
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end;
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procedure TcxfmWebTreeViewEditor.btnApplyClick(Sender: TObject);
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begin
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|
FOriginalWebTV.AssignItems(FWebTV);
|
|
if FOriginalWebTV.AutoSort then
|
|
FOriginalWebTV.Sort;
|
|
end;
|
|
|
|
end.
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|
|