david
7ebea5ffa7
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.jvcl@12 7f62d464-2af8-f54e-996c-e91b33f51cbe
140 lines
4.4 KiB
ObjectPascal
140 lines
4.4 KiB
ObjectPascal
{-----------------------------------------------------------------------------
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The contents of this file are subject to the Mozilla Public License
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Version 1.1 (the "License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/MPL-1.1.html
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
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the specific language governing rights and limitations under the License.
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The Original Code is: JvDBActionsEngineControlCxGrid.Pas, released on 2004-12-30.
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The Initial Developer of the Original Code is Jens Fudickar [jens dott fudicker att oratool dott de]
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Portions created by Jens Fudickar are Copyright (C) 2002 Jens Fudickar.
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All Rights Reserved.
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Contributor(s): -
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You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
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located at http://jvcl.sourceforge.net
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Known Issues:
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-----------------------------------------------------------------------------}
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// $Id: JvControlActionsEngineCxTreeList.pas 11641 2007-12-24 16:34:00Z outchy $
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unit JvControlActionsEngineCxTreeList;
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{$I jvcl.inc}
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interface
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uses
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{$IFDEF UNITVERSIONING}
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JclUnitVersioning,
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{$ENDIF UNITVERSIONING}
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Forms, Controls, Classes, DB,
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{$IFDEF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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cxTL,
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{$ENDIF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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JvControlActionsEngine;
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{$IFDEF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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type
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TJvControlActioncxGridEngine = class(TJvControlActionEngine)
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private
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protected
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function GetSupportedOperations: TJvControlActionOperations; override;
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function GetTreeList(AActionComponent: TComponent): TcxCustomTreeListControl;
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public
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function ExecuteOperation(const aOperation: TJvControlActionOperation; const
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aActionControl: TControl): Boolean; override;
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function SupportsComponent(aActionComponent: TComponent): Boolean; override;
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end;
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{$ENDIF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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{$IFDEF UNITVERSIONING}
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const
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UnitVersioning: TUnitVersionInfo = (
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RCSfile: '$URL: https://jvcl.svn.sourceforge.net/svnroot/jvcl/branches/JVCL3_36_PREPARATION/run/JvControlActionsEngineCxTreeList.pas $';
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Revision: '$Revision: 11641 $';
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Date: '$Date: 2007-12-24 17:34:00 +0100 (lun., 24 déc. 2007) $';
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LogPath: 'JVCL\run'
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);
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{$ENDIF UNITVERSIONING}
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implementation
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uses
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{$IFDEF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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{$ENDIF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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{$IFDEF HAS_UNIT_VARIANTS}
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Variants,
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{$ENDIF HAS_UNIT_VARIANTS}
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SysUtils, Grids;
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//=== { TJvDatabaseActionDevExpCxGridControlEngine } =========================
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{$IFDEF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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function TJvControlActioncxGridEngine.ExecuteOperation(const aOperation:
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TJvControlActionOperation; const aActionControl: TControl): Boolean;
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begin
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Result := false;
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if Assigned(GetTreeList(aActionControl)) then
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Case aOperation of
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caoCollapse : GetTreeList(aActionControl).FullCollapse;
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caoExpand : GetTreeList(aActionControl).FullExpand;
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caoOptimizeColumns : GetTreeList(aActionControl).ApplyBestFit;
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End;
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end;
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function TJvControlActioncxGridEngine.GetSupportedOperations:
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TJvControlActionOperations;
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begin
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Result := [caoCollapse, caoExpand, caoOptimizeColumns];
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end;
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function TJvControlActioncxGridEngine.GetTreeList(AActionComponent:
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TComponent): TcxCustomTreeListControl;
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begin
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if Assigned(AActionComponent) then
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if AActionComponent is TcxCustomTreeListControl then
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Result := TcxCustomTreeListControl(AActionComponent)
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else
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Result := nil
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else
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Result := nil;
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end;
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function TJvControlActioncxGridEngine.SupportsComponent(aActionComponent:
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TComponent): Boolean;
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begin
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Result := Assigned(GetTreeList(AActionComponent));
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end;
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{$ENDIF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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procedure InitActionEngineList;
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begin
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{$IFDEF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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RegisterControlActionEngine(TJvControlActioncxGridEngine);
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{$ENDIF USE_3RDPARTY_DEVEXPRESS_CXTREELIST}
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end;
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initialization
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{$IFDEF UNITVERSIONING}
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RegisterUnitVersion(HInstance, UnitVersioning);
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{$ENDIF UNITVERSIONING}
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InitActionEngineList;
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finalization
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{$IFDEF UNITVERSIONING}
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UnregisterUnitVersion(HInstance);
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{$ENDIF UNITVERSIONING}
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end.
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