david
111d889bc6
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@32 05c56307-c608-d34a-929d-697000501d7a
1233 lines
34 KiB
ObjectPascal
1233 lines
34 KiB
ObjectPascal
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{*******************************************************************}
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{ }
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{ Developer Express Visual Component Library }
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{ ExpressDBTreeListControl editor }
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{ }
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{ Copyright (c) 1998-2009 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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{ 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 dxDBTLEd;
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interface
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{$I dxTLVer.inc}
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uses
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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StdCtrls, Menus, ExtCtrls, dxTL, ComCtrls, Buttons,
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dxCntner, dxDBCtrl, dxDBTL{$IFNDEF DELPHI6}, DsgnWnds, LibIntf, DsgnIntf{$ELSE},
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DesignWindows, DesignIntf{$ENDIF};
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type
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{TFdxDBTreeListEditor}
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TFdxDBTreeListEditor = class(TDesignWindow)
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Panel4: TPanel;
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Panel2: TPanel;
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Panel3: TPanel;
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Panel1: TPanel;
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PageControl: TPageControl;
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tsColumns: TTabSheet;
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Panel5: TPanel;
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Panel6: TPanel;
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Panel8: TPanel;
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pnButtons: TPanel;
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BAdd: TButton;
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BDelete: TButton;
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BUp: TButton;
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BDown: TButton;
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BWizard: TButton;
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BRestore: TButton;
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BChange: TButton;
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BRestoreWidths: TButton;
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CListBox: TListBox;
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pmColumns: TPopupMenu;
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miAdd: TMenuItem;
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miDelete: TMenuItem;
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miChangetype: TMenuItem;
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miUp: TMenuItem;
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miDown: TMenuItem;
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miWizard: TMenuItem;
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miRestore: TMenuItem;
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miRestoreDefaultWidths: TMenuItem;
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miSelectAll: TMenuItem;
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tsBands: TTabSheet;
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Panel12: TPanel;
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BAddBand: TButton;
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BDeleteBand: TButton;
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BUpBand: TButton;
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BDownBand: TButton;
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BRestoreDefault: TButton;
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Panel13: TPanel;
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Panel15: TPanel;
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Panel24: TPanel;
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LBands: TListBox;
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pmBands: TPopupMenu;
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miAddBand: TMenuItem;
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miDeleteBand: TMenuItem;
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miUpBand: TMenuItem;
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miDownBand: TMenuItem;
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miRestoreBands: TMenuItem;
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miAllBands: TMenuItem;
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procedure FormCreate(Sender: TObject);
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procedure FormClose(Sender: TObject; var Action: TCloseAction);
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procedure CListBoxClick(Sender: TObject);
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procedure CListBoxStartDrag(Sender: TObject;
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var DragObject: TDragObject);
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procedure CListBoxKeyDown(Sender: TObject; var Key: Word;
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Shift: TShiftState);
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procedure CListBoxEndDrag(Sender, Target: TObject; X, Y: Integer);
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procedure CListBoxDragOver(Sender, Source: TObject; X, Y: Integer;
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State: TDragState; var Accept: Boolean);
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procedure CListBoxDragDrop(Sender, Source: TObject; X, Y: Integer);
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procedure BAddClick(Sender: TObject);
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procedure BDeleteClick(Sender: TObject);
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procedure BChangeClick(Sender: TObject);
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procedure BUpClick(Sender: TObject);
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procedure BDownClick(Sender: TObject);
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procedure BWizardClick(Sender: TObject);
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procedure BRestoreClick(Sender: TObject);
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procedure BRestoreWidthsClick(Sender: TObject);
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procedure miSelectAllClick(Sender: TObject);
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procedure BRestoreDefaultClick(Sender: TObject);
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procedure BAddBandClick(Sender: TObject);
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procedure BDeleteBandClick(Sender: TObject);
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procedure BUpBandClick(Sender: TObject);
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procedure BDownBandClick(Sender: TObject);
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procedure miAllBandsClick(Sender: TObject);
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procedure LBandsClick(Sender: TObject);
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procedure LBandsDragDrop(Sender, Source: TObject; X, Y: Integer);
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procedure LBandsEndDrag(Sender, Target: TObject; X, Y: Integer);
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procedure LBandsDragOver(Sender, Source: TObject; X, Y: Integer;
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State: TDragState; var Accept: Boolean);
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procedure PageControlChange(Sender: TObject);
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private
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FOldDragIndex: Integer;
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FClosed: Boolean;
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procedure ColumnChangeName(Sender: TObject);
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procedure UpdateDesigner;
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procedure WMGetMinMaxInfo(var Message: TWMGetMinMaxInfo); message WM_GETMINMAXINFO;
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protected
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procedure Activated; override;
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function ObjectInList(ASelection: {$IFDEF DELPHI6} IDesignerSelections {$ELSE}
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{$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}{$ENDIF};
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AItem: TPersistent): Boolean;
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function SelectItems(ASelection: {$IFDEF DELPHI6} IDesignerSelections {$ELSE}
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{$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}{$ENDIF};
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AFlagCheck: Boolean): Boolean;
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function UniqueName(Component: TComponent): string; override;
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procedure Notification(AComponent: TComponent; Operation: TOperation); override;
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public
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PDesigner: Pointer;
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DBTreeList: TCustomdxDBTreeList;
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ColumnOwner: TComponent;
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destructor Destroy; override;
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{$IFDEF DELPHI6}
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procedure DesignerClosed(const Designer: IDesigner; AGoingDormant: Boolean); override;
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procedure SelectionChanged(const ADesigner: IDesigner; const ASelection: IDesignerSelections); override;
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{$ELSE}
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procedure FormClosed(AForm: TCustomForm); override;
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procedure SelectionChanged(ASelection: {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}); override;
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{$ENDIF}
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procedure FillLists;
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procedure ListBoxDragOver(ListBox: TListBox; Sender, Source: TObject; X, Y: Integer; State: TDragState; var Accept: Boolean);
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procedure LoadSelectedItems(List: TList; Id: Integer);
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procedure SelectItem;
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procedure UnSelectAll;
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end;
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procedure ShowdxDBTreeListEditor(ADBTreeList: TdxDBTreeList; ADesigner: Pointer;
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Id: Integer{0-Bands, 1-Columns}; AColumnOwner: TComponent);
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implementation
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{$R *.DFM}
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uses dxGrColA, dxDTLReg, dxTLFlds;
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const
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MinClientWidth = 375;
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MinClientHeight = 305;
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type
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{TdxDBTreeListDesigner}
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TdxDBTreeListDesigner = class(TdxTreeListDesigner)
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private
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FDestroying: Boolean;
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FDesignerForm: TFdxDBTreeListEditor;
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public
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destructor Destroy; override;
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procedure LayoutChanged; override;
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property DesignerForm: TFdxDBTreeListEditor read FDesignerForm;
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end;
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procedure ShowdxDBTreeListEditor(ADBTreeList: TdxDBTreeList; ADesigner: Pointer;
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Id: Integer; AColumnOwner: TComponent);
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var
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AForm: TFdxDBTreeListEditor;
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begin
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if ADBTreeList.Designer <> nil then
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begin
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with TdxDBTreeListDesigner(ADBTreeList.Designer).DesignerForm do
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begin
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case Id of
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0: PageControl.ActivePage := tsBands;
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1: PageControl.ActivePage := tsColumns;
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end;
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ColumnOwner := AColumnOwner;
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Show;
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end;
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Exit;
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end;
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AForm := TFdxDBTreeListEditor.Create(nil);
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AForm.DBTreeList := ADBTreeList;
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TdxDBTreeListDesigner.Create(ADBTreeList).FDesignerForm := AForm;
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with AForm do
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begin
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// TODO IFormDesigner
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{$IFDEF DELPHI6}
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Designer := IDesigner(ADesigner);
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{$ENDIF}
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ColumnOwner := AColumnOwner;
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PDesigner := ADesigner;
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FillLists;
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Caption := 'Editing '+ADBTreeList.Name;
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case Id of
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0: PageControl.ActivePage := tsBands;
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1: PageControl.ActivePage := tsColumns;
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end;
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Show;
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end;
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end;
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{TdxDBTreeListDesigner}
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destructor TdxDBTreeListDesigner.Destroy;
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begin
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FDestroying := True;
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if FDesignerForm <> nil then
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with FDesignerForm do
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begin
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if not (csDestroying in ComponentState) then
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begin
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Release;
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end;
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if Assigned(DBTreeList) and (csDestroying in DBTreeList.ComponentState) then
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DBTreeList := nil;
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end;
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inherited Destroy;
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end;
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procedure TdxDBTreeListDesigner.LayoutChanged;
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begin
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if FDesignerForm <> nil then
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begin
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FDesignerForm.FillLists;
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FDesignerForm.Caption := 'Editing '+FDesignerForm.DBTreeList.Name;
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end;
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end;
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{TFdxDBTreeListEditor}
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// protected TFdxDBTreeListEditor
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procedure TFdxDBTreeListEditor.Activated;
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begin
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SelectItem;
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end;
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function TFdxDBTreeListEditor.ObjectInList(ASelection: {$IFDEF DELPHI6} IDesignerSelections {$ELSE}
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{$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}{$ENDIF};
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AItem: TPersistent): Boolean;
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var
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I: Integer;
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begin
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Result := False;
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for I := 0 to ASelection.Count - 1 do
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if AItem = ASelection[I] then
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begin
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Result := True;
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Break;
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end;
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end;
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function TFdxDBTreeListEditor.SelectItems(ASelection: {$IFDEF DELPHI6} IDesignerSelections {$ELSE}
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{$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}{$ENDIF};
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AFlagCheck: Boolean): Boolean;
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function SelectList(AListBox: TListBox; AFlagCheck: Boolean): Boolean;
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var
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I: Integer;
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begin
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Result := False;
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with AListBox do
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begin
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for I := 0 to Items.Count - 1 do
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begin
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if ObjectInList(ASElection, TPersistent(Items.Objects[I])) then
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if AFlagCheck then
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begin
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Result := True;
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Break;
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end
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else
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Selected[I] := True;
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end;
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end;
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end;
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begin
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Result := False;
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if SelectList(LBands, AFlagCheck) then
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begin
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PageControl.ActivePage := tsBands;
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Result := True;
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end;
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if SelectList(CListBox, AFlagCheck) then
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begin
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PageControl.ActivePage := tsColumns;
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Result := True;
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end;
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end;
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function TFdxDBTreeListEditor.UniqueName(Component: TComponent): string;
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begin
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Result := '';
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end;
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procedure TFdxDBTreeListEditor.Notification(AComponent: TComponent; Operation: TOperation);
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var
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I: Integer;
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begin
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inherited Notification(AComponent, Operation);
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if csDestroying in ComponentState then Exit;
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if DBTreeList <> nil then
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if csDestroying in DBTreeList.ComponentState then Exit;
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if Operation = opRemove then
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with CListbox do
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begin
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for I := 0 to Items.Count - 1 do
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if (TdxTreeListColumn(Items.Objects[I]) = TdxTreeListColumn(AComponent)) then
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begin
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Items.Delete(I);
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UnselectAll;
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if (PDesigner <> nil) and (DBTreeList <> nil) then
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{$IFDEF DELPHI6}
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IDesigner(PDesigner).SelectComponent(nil);
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{$ELSE}
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{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SelectComponent(nil);
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{$ENDIF}
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Break;
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end;
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end;
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end;
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// private TFdxDBTreeListEditor
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procedure TFdxDBTreeListEditor.ColumnChangeName(Sender: TObject);
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var
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I: Integer;
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begin
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if DBTreeList <> nil then
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begin
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// Columns
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if Sender is TdxTreeListColumn then
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with CListbox do
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begin
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for I := 0 to Items.Count - 1 do
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if (TdxTreeListColumn(Items.Objects[I]) = TdxTreeListColumn(Sender)) then Break;
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if (0 <= I) and (I < Items.Count) then
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begin
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Items[I] := TComponent(Sender).Name;
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Selected[I] := True;
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end;
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end;
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end;
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end;
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procedure TFdxDBTreeListEditor.UpdateDesigner;
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begin
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if PDesigner <> nil then
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{$IFDEF DELPHI6}
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IDesigner(PDesigner).Modified;
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{$ELSE}
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{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).Modified;
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{$ENDIF}
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end;
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procedure TFdxDBTreeListEditor.WMGetMinMaxInfo(var Message: TWMGetMinMaxInfo);
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begin
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Message.MinMaxInfo^.ptMinTrackSize := Point(MinClientWidth, MinClientHeight);
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inherited;
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end;
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procedure TFdxDBTreeListEditor.FormCreate(Sender: TObject);
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begin
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// Bands
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miAddBand.Caption := BAddBand.Caption;
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miDeleteBand.Caption := BDeleteBand.Caption;
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miUpBand.Caption := BUpBand.Caption;
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miDownBand.Caption := BDownBand.Caption;
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miRestoreBands.Caption := BRestoreDefault.Caption;
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//Columns
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miAdd.Caption := BAdd.Caption;
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miDelete.Caption := BDelete.Caption;
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miChangetype.Caption := BChange.Caption;
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miUp.Caption := BUp.Caption;
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miDown.Caption := BDown.Caption;
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miWizard.Caption := BWizard.Caption;
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miRestore.Caption := BRestore.Caption;
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miRestoreDefaultWidths.Caption := BRestoreWidths.Caption;
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end;
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procedure TFdxDBTreeListEditor.FormClose(Sender: TObject; var Action: TCloseAction);
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begin
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Action := caFree;
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end;
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destructor TFdxDBTreeListEditor.Destroy;
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var
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I: Integer;
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begin
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Destroying;
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if (DBTreeList <> nil) and not (csDestroying in DBTreeList.ComponentState) then
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if (GetParentForm(DBTreeList) <> nil) then
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begin
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if (GetParentForm(DBTreeList).Designer <> nil) and Active then
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{$IFDEF DELPHI6}
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IDesigner(PDesigner).SelectComponent(nil);
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{$ELSE}
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{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SelectComponent(nil);
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{$ENDIF}
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if Assigned(DBTreeList) and not (csDestroying in DBTreeList.ComponentState) then
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begin
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if (DBTreeList.Designer <> nil) and not (TdxDBTreeListDesigner(DBTreeList.Designer).FDestroying) then
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begin
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TdxDBTreeListDesigner(DBTreeList.Designer).FDesignerForm := nil;
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DBTreeList.Designer.Free;
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end;
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for I := 0 to DBTreeList.ColumnCount - 1 do
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DBTreeList.Columns[I].OnChangeName := nil;
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end;
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end;
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inherited Destroy;
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end;
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{$IFDEF DELPHI6}
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procedure TFdxDBTreeListEditor.DesignerClosed(const Designer: IDesigner; AGoingDormant: Boolean);
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begin
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if Designer = Self.Designer then
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begin
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FClosed := True;
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PDesigner := nil;
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end;
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end;
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procedure TFdxDBTreeListEditor.SelectionChanged(const ADesigner: IDesigner; const ASelection: IDesignerSelections);
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begin
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if FClosed or (ADesigner <> Self.Designer) then Exit;
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if not Active and SelectItems(ASelection, True) then
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begin
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UnSelectAll;
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SelectItems(ASelection, False);
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end;
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end;
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{$ELSE}
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procedure TFdxDBTreeListEditor.FormClosed(AForm: TCustomForm);
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begin
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if Assigned(AForm) and (Pointer(AForm.Designer) = PDesigner) then
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begin
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FClosed := True;
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PDesigner := nil;
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end;
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end;
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procedure TFdxDBTreeListEditor.SelectionChanged(ASelection: {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF});
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begin
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if ASelection = nil then Exit;
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if FClosed then Exit;
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if not Active and SelectItems(ASelection, True) then
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begin
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UnSelectAll;
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SelectItems(ASelection, False);
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end;
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end;
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{$ENDIF}
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procedure TFdxDBTreeListEditor.FillLists;
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var
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I: Integer;
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begin
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// Bands
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with LBands do
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begin
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Items.BeginUpdate;
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Items.Clear;
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for I := 0 to DBTreeList.Bands.Count - 1 do
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Items.AddObject(IntToStr(I) + ' - ' + DBTreeList.Bands[I].ClassName,
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DBTreeList.Bands[I]);
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Items.EndUpdate;
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end;
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// Columns
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with CListBox do
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begin
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Items.BeginUpdate;
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Items.Clear;
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// if not DBTreeList.DefaultFields then
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for I := 0 to DBTreeList.ColumnCount - 1 do
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begin
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Items.AddObject(DBTreeList.Columns[I].Name, DBTreeList.Columns[I]);
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DBTreeList.Columns[I].OnChangeName := Self.ColumnChangeName;
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DBTreeList.Columns[I].FreeNotification(Self);
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end;
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Items.EndUpdate;
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end;
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// select component
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SelectItem;
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end;
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procedure TFdxDBTreeListEditor.LoadSelectedItems(List: TList; Id: Integer);
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var
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I: Integer;
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begin
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case Id of
|
|
0: with LBands do
|
|
begin
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
List.Add(Items.Objects[I]);
|
|
end;
|
|
1: with CListbox do
|
|
begin
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
List.Add(Items.Objects[I]);
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.SelectItem;
|
|
begin
|
|
case PageControl.ActivePage.TabIndex of
|
|
0: LBandsClick(nil);
|
|
1: CListBoxClick(nil);
|
|
else
|
|
CListBoxClick(nil);
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.UnSelectAll;
|
|
var
|
|
I: Integer;
|
|
begin
|
|
// Bands
|
|
with LBands do
|
|
begin
|
|
Items.BeginUpdate;
|
|
if Items.Count > 0 then
|
|
begin
|
|
for I :=0 to Items.Count - 1 do
|
|
Selected[I] := False;
|
|
end;
|
|
Items.EndUpdate;
|
|
end;
|
|
// Columns
|
|
with CListbox do
|
|
begin
|
|
Items.BeginUpdate;
|
|
if Items.Count > 0 then
|
|
begin
|
|
for I :=0 to Items.Count - 1 do
|
|
CListBox.Selected[I] := False;
|
|
end;
|
|
Items.EndUpdate;
|
|
end;
|
|
end;
|
|
|
|
// CListBox - Columns
|
|
procedure TFdxDBTreeListEditor.CListBoxClick(Sender: TObject);
|
|
var
|
|
{$IFDEF DELPHI6}
|
|
List: IDesignerSelections;
|
|
{$ELSE}
|
|
List: {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF};
|
|
{$ENDIF}
|
|
I: Integer;
|
|
begin
|
|
{$IFDEF DELPHI6}
|
|
List := CreateSelectionList;
|
|
{$ELSE}
|
|
List := {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}.Create;
|
|
{$ENDIF}
|
|
try
|
|
with CListbox do
|
|
begin
|
|
if SelCount > 0 then
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
List.Add({$IFNDEF DELPHI3}TComponent{$ELSE}TPersistent{$ENDIF}(Items.Objects[I]));
|
|
{$IFDEF DELPHI6}
|
|
if List.Count > 0 then
|
|
IDesigner(PDesigner).SetSelections(List)
|
|
else
|
|
IDesigner(PDesigner).SelectComponent(DBTreeList);
|
|
{$ELSE}
|
|
if List.Count > 0 then
|
|
{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SetSelections(List)
|
|
else
|
|
{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SelectComponent(DBTreeList);
|
|
{$ENDIF}
|
|
end;
|
|
finally
|
|
{$IFNDEF DELPHI6}
|
|
List.Free;
|
|
{$ENDIF}
|
|
end;
|
|
with CListbox do
|
|
begin
|
|
BDelete.Enabled := SelCount > 0;
|
|
BChange.Enabled := SelCount > 0;
|
|
BUp.Enabled := SelCount > 0;
|
|
BDown.Enabled := SelCount > 0;
|
|
BRestore.Enabled := Items.Count > 0;
|
|
BRestoreWidths.Enabled := Items.Count > 0;
|
|
BWizard.Enabled := (DBTreeList <> nil) and Assigned(DBTreeList.DataSource) and
|
|
Assigned(DBTreeList.DataSource.DataSet) and (DBTreeList.DataSource.DataSet.FieldCount > 0);
|
|
{PopupMenu}
|
|
miDelete.Enabled := BDelete.Enabled;
|
|
miChangetype.Enabled := BChange.Enabled;
|
|
miUp.Enabled := BUp.Enabled;
|
|
miDown.Enabled := BDown.Enabled;
|
|
miRestore.Enabled := BRestore.Enabled;
|
|
miRestoreDefaultWidths.Enabled := BRestoreWidths.Enabled;
|
|
miWizard.Enabled := BWizard.Enabled;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.CListBoxKeyDown(Sender: TObject; var Key: Word;
|
|
Shift: TShiftState);
|
|
begin
|
|
if Key = VK_RETURN then
|
|
begin
|
|
ActivateInspector(#0);
|
|
Key := 0;
|
|
end;
|
|
end;
|
|
|
|
// drag drop
|
|
procedure TFdxDBTreeListEditor.CListBoxStartDrag(Sender: TObject;
|
|
var DragObject: TDragObject);
|
|
begin
|
|
FOldDragIndex := -1;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.CListBoxEndDrag(Sender, Target: TObject; X,
|
|
Y: Integer);
|
|
begin
|
|
if (0 <= FOldDragIndex) and (FOldDragIndex < CListBox.Items.Count) then
|
|
begin
|
|
CListBox.Selected[FOldDragIndex] := False;
|
|
FOldDragIndex := -1;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.ListBoxDragOver(ListBox: TListBox;
|
|
Sender, Source: TObject; X, Y: Integer; State: TDragState; var Accept: Boolean);
|
|
var
|
|
Index: Integer;
|
|
begin
|
|
if Source = ListBox then
|
|
with ListBox do
|
|
begin
|
|
Accept := True;
|
|
Index := ItemAtPos(Point(X, Y), True);
|
|
if (FOldDragIndex <> Index) then
|
|
begin
|
|
if (0 <= FOldDragIndex) and (FOldDragIndex < Items.Count) then
|
|
Selected[FOldDragIndex] := False;
|
|
if Index <> -1 then
|
|
if not Selected[Index] then
|
|
begin
|
|
Selected[Index] := True;
|
|
FOldDragIndex := Index;
|
|
end
|
|
else
|
|
begin
|
|
FOldDragIndex := -1;
|
|
end;
|
|
end;
|
|
ItemIndex := Index;
|
|
end
|
|
else Accept := False;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.CListBoxDragOver(Sender, Source: TObject; X,
|
|
Y: Integer; State: TDragState; var Accept: Boolean);
|
|
begin
|
|
ListBoxDragOver(CListBox, Sender, Source, X, Y, State, Accept);
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.CListBoxDragDrop(Sender, Source: TObject; X,
|
|
Y: Integer);
|
|
var
|
|
I, Index, OldIndex: Integer;
|
|
begin
|
|
with CListBox do
|
|
begin
|
|
if (0 <= FOldDragIndex) and (FOldDragIndex < Items.Count) then
|
|
begin
|
|
Selected[FOldDragIndex] := False;
|
|
FOldDragIndex := -1;
|
|
end;
|
|
Index := ItemAtPos(Point(X, Y), True);
|
|
OldIndex := ItemIndex;
|
|
if (Index <> -1) and (DBTreeList <> nil) then
|
|
begin
|
|
for I := Items.Count - 1 downto 0 do
|
|
begin
|
|
if Selected[I] then
|
|
TdxTreeListColumn(Items.Objects[I]).Index:= Index;
|
|
end;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
CListBoxClick(nil);
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
// Buttons
|
|
procedure TFdxDBTreeListEditor.BAddClick(Sender: TObject);
|
|
var
|
|
AColumnClass: TdxDBTreeListColumnClass;
|
|
P: TPoint;
|
|
begin
|
|
P := Point(BAdd.Left + BAdd.Width, BAdd.Top);
|
|
P := ClientToScreen(P);
|
|
AColumnClass := TdxDBTreeListColumnClass(SelectdxTreeListColumn(P.X, P.Y, '', DBTreeListColumns));
|
|
if AColumnClass <> nil then
|
|
if DBTreeList <> nil then
|
|
with CListBox do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
// DBTreeList.DefaultFields := False;
|
|
DBTreeList.CreateColumnEx(AColumnClass, ColumnOwner);
|
|
FillLists;
|
|
Selected[Items.Count - 1] := True;
|
|
ItemIndex := Items.Count - 1;
|
|
CListBox.SetFocus;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
CListBoxClick(nil);
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BDeleteClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
List: TList;
|
|
begin
|
|
if (DBTreeList <> nil) and (CListbox.SelCount > 0) then
|
|
with CListbox do
|
|
Begin
|
|
OldIndex := ItemIndex;
|
|
List := TList.Create;
|
|
try
|
|
LoadSelectedItems(List, 1{Columns});
|
|
Items.BeginUpdate;
|
|
try
|
|
UnSelectAll;
|
|
SelectItem;
|
|
with DBTreeList do
|
|
begin
|
|
BeginUpdate;
|
|
try
|
|
for I := 0 to List.Count - 1 do
|
|
TdxTreeListColumn(List[I]).Free;
|
|
finally
|
|
EndUpdate;
|
|
end;
|
|
end;
|
|
FillLists;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
CListBox.SetFocus;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
CListBoxClick(nil);
|
|
UpdateDesigner;
|
|
finally
|
|
List.Free;
|
|
end;
|
|
End;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BChangeClick(Sender: TObject);
|
|
var
|
|
AColumnClass: TdxDBTreeListColumnClass;
|
|
NewColumn, OldColumn: TdxDBTreeListColumn;
|
|
P: TPoint;
|
|
I, OldIndex : Integer;
|
|
OldName: string;
|
|
List: TList;
|
|
begin
|
|
if (DBTreeList = nil) or (CListBox.SelCount <= 0) then Exit;
|
|
P := Point(BAdd.Left + BAdd.Width, BChange.Top);
|
|
P := ClientToScreen(P);
|
|
OldName := '';
|
|
for I := 0 to CListBox.Items.Count - 1 do
|
|
if CListBox.Selected[I] then
|
|
begin
|
|
OldName := TdxDBTreeListColumn(CListBox.Items.Objects[I]).ClassName;
|
|
Break;
|
|
end;
|
|
AColumnClass := TdxDBTreeListColumnClass(SelectdxTreeListColumn(P.X, P.Y, OldName, DBTreeListColumns));
|
|
if (AColumnClass <> nil) and (AColumnClass.ClassName <> OldName) then
|
|
with CListbox do
|
|
begin
|
|
OldIndex := ItemIndex;
|
|
List := TList.Create;
|
|
try
|
|
LoadSelectedItems(List, 1{Columns});
|
|
Items.BeginUpdate;
|
|
try
|
|
UnSelectAll;
|
|
SelectItem;
|
|
DBTreeList.BeginUpdate;
|
|
try
|
|
for I := 0 to List.Count - 1 do
|
|
begin
|
|
OldColumn := TdxDBTreeListColumn(List[I]);
|
|
NewColumn := DBTreeList.CreateColumnEx(AColumnClass, ColumnOwner);
|
|
NewColumn.Index := OldColumn.Index;
|
|
NewColumn.Assign(OldColumn);
|
|
OldName := OldColumn.Name;
|
|
OldColumn.Free;
|
|
NewColumn.Name := OldName;
|
|
end;
|
|
finally
|
|
DBTreeList.EndUpdate;
|
|
end;
|
|
FillLists;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
CListBox.SetFocus;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
CListBoxClick(nil);
|
|
UpdateDesigner;
|
|
finally
|
|
List.Free;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BUpClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with CListBox do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
OldIndex := 0;
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
Begin
|
|
TdxTreeListColumn(Items.Objects[I]).Index:=
|
|
TdxTreeListColumn(Items.Objects[I]).Index - 1;
|
|
OldIndex := I - 1;
|
|
End;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
CListBoxClick(nil);
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BDownClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with CListBox do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
OldIndex := 0;
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
begin
|
|
TdxTreeListColumn(Items.Objects[I]).Index:=
|
|
TdxTreeListColumn(Items.Objects[I]).Index + 1;
|
|
OldIndex := I + 1;
|
|
end;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
CListBoxClick(nil);
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BWizardClick(Sender: TObject);
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with DBTreeList do
|
|
begin
|
|
if not (Assigned(DataSource) and Assigned(DataSource.DataSet)) then Exit;
|
|
if ShowdxDBFieldsEditor(DBTreeList, ColumnOwner) then
|
|
FillLists;
|
|
CListBox.SetFocus;
|
|
CListBoxClick(nil);
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BRestoreClick(Sender: TObject);
|
|
begin
|
|
if DBTreeList <> nil then
|
|
begin
|
|
DBTreeList.RestoreColumnsDefaults;
|
|
FillLists;
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BRestoreWidthsClick(Sender: TObject);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
// Restore Default Widths
|
|
if DBTreeList <> nil then
|
|
with DBTreeList do
|
|
Begin
|
|
BeginUpdate;
|
|
try
|
|
for I := 0 to ColumnCount - 1 do
|
|
Columns[I].RestoreDefaultWidth;
|
|
finally
|
|
EndUpdate;
|
|
end;
|
|
FillLists;
|
|
// modi
|
|
UpdateDesigner;
|
|
End;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.miSelectAllClick(Sender: TObject);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
with CListBox do
|
|
begin
|
|
for I := 0 to Items.Count - 1 do
|
|
Selected[I] := True;
|
|
CListBox.SetFocus;
|
|
CListBoxClick(nil);
|
|
end;
|
|
end;
|
|
|
|
// Bands
|
|
procedure TFdxDBTreeListEditor.BAddBandClick(Sender: TObject);
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with LBands do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
DBTreeList.Bands.Add;
|
|
FillLists;
|
|
Selected[Items.Count - 1] := True;
|
|
ItemIndex := Items.Count - 1;
|
|
LBands.SetFocus;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
LBandsClick(nil);
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BDeleteBandClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
List: TList;
|
|
begin
|
|
if (DBTreeList <> nil) and (LBands.SelCount > 0) then
|
|
with LBands do
|
|
Begin
|
|
OldIndex := ItemIndex;
|
|
List := TList.Create;
|
|
try
|
|
LoadSelectedItems(List, 0{Groups});
|
|
Items.BeginUpdate;
|
|
try
|
|
UnSelectAll;
|
|
SelectItem;
|
|
for I := 0 to List.Count - 1 do
|
|
TCollectionItem(List[I]).Free;
|
|
FillLists;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
LBands.SetFocus;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
LBandsClick(nil);
|
|
UpdateDesigner;
|
|
finally
|
|
List.Free;
|
|
end;
|
|
End;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BUpBandClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with LBands do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
OldIndex := 0;
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
begin
|
|
TCollectionItem(Items.Objects[I]).Index:=
|
|
TCollectionItem(Items.Objects[I]).Index - 1;
|
|
OldIndex := I - 1;
|
|
end;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
LBandsClick(nil);
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BDownBandClick(Sender: TObject);
|
|
var
|
|
I, OldIndex: Integer;
|
|
begin
|
|
if DBTreeList <> nil then
|
|
with LBands do
|
|
begin
|
|
Items.BeginUpdate;
|
|
try
|
|
OldIndex := 0;
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
begin
|
|
TCollectionItem(Items.Objects[I]).Index:=
|
|
TCollectionItem(Items.Objects[I]).Index + 1;
|
|
OldIndex := I + 1;
|
|
end;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
finally
|
|
Items.EndUpdate;
|
|
end;
|
|
LBandsClick(nil);
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.BRestoreDefaultClick(Sender: TObject);
|
|
begin
|
|
if DBTreeList <> nil then
|
|
begin
|
|
DBTreeList.Bands.RestoreDefaults;
|
|
FillLists;
|
|
// modi
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.miAllBandsClick(Sender: TObject);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
with LBands do
|
|
begin
|
|
for I := 0 to Items.Count - 1 do
|
|
Selected[I] := True;
|
|
LBands.SetFocus;
|
|
LBandsClick(nil);
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.LBandsClick(Sender: TObject);
|
|
var
|
|
{$IFDEF DELPHI6}
|
|
List: IDesignerSelections;
|
|
{$ELSE}
|
|
List: {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF};
|
|
{$ENDIF}
|
|
I: Integer;
|
|
begin
|
|
{$IFDEF DELPHI6}
|
|
List := CreateSelectionList;
|
|
{$ELSE}
|
|
List := {$IFDEF DELPHI5}TDesignerSelectionList{$ELSE}TComponentList{$ENDIF}.Create;
|
|
{$ENDIF}
|
|
try
|
|
with LBands do
|
|
begin
|
|
if SelCount > 0 then
|
|
for I := 0 to Items.Count - 1 do
|
|
if Selected[I] then
|
|
List.Add({$IFNDEF DELPHI3}TComponent{$ELSE}TPersistent{$ENDIF}(Items.Objects[I]));
|
|
{$IFDEF DELPHI6}
|
|
if List.Count > 0 then
|
|
IDesigner(PDesigner).SetSelections(List)
|
|
else
|
|
IDesigner(PDesigner).SelectComponent(DBTreeList);
|
|
{$ELSE}
|
|
if List.Count > 0 then
|
|
{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SetSelections(List)
|
|
else
|
|
{$IFDEF DELPHI4}IFormDesigner{$ELSE}TFormDesigner{$ENDIF}(PDesigner).SelectComponent(DBTreeList);
|
|
{$ENDIF}
|
|
end;
|
|
finally
|
|
{$IFNDEF DELPHI6}
|
|
List.Free;
|
|
{$ENDIF}
|
|
end;
|
|
with LBands do
|
|
begin
|
|
BDeleteBand.Enabled := SelCount > 0;
|
|
BUpBand.Enabled := BDeleteBand.Enabled;
|
|
BDownBand.Enabled := BDeleteBand.Enabled;
|
|
BRestoreDefault.Enabled := Items.Count > 0;
|
|
{PopupMenu}
|
|
miDeleteBand.Enabled := BDeleteBand.Enabled;
|
|
miUpBand.Enabled := BDeleteBand.Enabled;
|
|
miDownBand.Enabled := BDeleteBand.Enabled;
|
|
miRestoreBands.Enabled := BRestoreDefault.Enabled;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.LBandsDragDrop(Sender, Source: TObject; X, Y: Integer);
|
|
var
|
|
I, Index, OldIndex: Integer;
|
|
begin
|
|
with LBands do
|
|
begin
|
|
if (0 <= FOldDragIndex) and (FOldDragIndex < Items.Count) then
|
|
begin
|
|
Selected[FOldDragIndex] := False;
|
|
FOldDragIndex := -1;
|
|
end;
|
|
Index := ItemAtPos(Point(X, Y), True);
|
|
OldIndex := ItemIndex;
|
|
if (Index <> -1) and (DBTreeList <> nil) then
|
|
begin
|
|
for I := Items.Count - 1 downto 0 do
|
|
begin
|
|
if Selected[I] then
|
|
TCollectionItem(Items.Objects[I]).Index:= Index;
|
|
end;
|
|
FillLists;
|
|
if OldIndex < 0 then OldIndex := 0;
|
|
if OldIndex >= Items.Count then
|
|
OldIndex := Items.Count - 1;
|
|
if (OldIndex <> -1) and (Items.Count > 0) then
|
|
Selected[OldIndex] := True;
|
|
LBandsClick(nil);
|
|
UpdateDesigner;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.LBandsEndDrag(Sender, Target: TObject; X,
|
|
Y: Integer);
|
|
begin
|
|
if (0 <= FOldDragIndex) and (FOldDragIndex < LBands.Items.Count) then
|
|
begin
|
|
LBands.Selected[FOldDragIndex] := False;
|
|
FOldDragIndex := -1;
|
|
end;
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.LBandsDragOver(Sender, Source: TObject; X,
|
|
Y: Integer; State: TDragState; var Accept: Boolean);
|
|
begin
|
|
ListBoxDragOver(LBands, Sender, Source, X, Y, State, Accept);
|
|
end;
|
|
|
|
procedure TFdxDBTreeListEditor.PageControlChange(Sender: TObject);
|
|
begin
|
|
SelectItem;
|
|
end;
|
|
|
|
end.
|