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https://gitlab.com/freepascal.org/lazarus/lazarus.git
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110 lines
3.5 KiB
ObjectPascal
110 lines
3.5 KiB
ObjectPascal
{
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***************************************************************************
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* *
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* This source is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This code is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* General Public License for more details. *
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* *
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* A copy of the GNU General Public License is available on the World *
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* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
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* obtain it by writing to the Free Software Foundation, *
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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***************************************************************************
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Author: Mattias Gaertner
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Abstract:
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TCustomNonFormDesignerForm is a base designer form for non form components (TDataModule, TFrame).
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}
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unit CustomNonFormDesigner;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, Math, LCLProc, Graphics, GraphType, Forms, Controls,
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IDEProcs;
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type
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{ TCustomNonFormDesignerForm }
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TCustomNonFormDesignerForm = class(TForm)
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private
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FLookupRoot: TComponent;
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FOnLoadBounds: TNotifyEvent;
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FOnSaveBounds: TNotifyEvent;
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protected
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procedure SetLookupRoot(const AValue: TComponent); virtual;
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public
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procedure DoLoadBounds; virtual;
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procedure DoSaveBounds; virtual;
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public
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property LookupRoot: TComponent read FLookupRoot write SetLookupRoot;
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property OnLoadBounds: TNotifyEvent read FOnLoadBounds write FOnLoadBounds;
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property OnSaveBounds: TNotifyEvent read FOnSaveBounds write FOnSaveBounds;
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end;
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function CompareNonFormDesignerForms(Data1, Data2: Pointer): integer;
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function CompareLookupRootAndNonFormDesignerForm(Key, Data: Pointer): integer;
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implementation
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function CompareNonFormDesignerForms(Data1, Data2: Pointer): integer;
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var
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Form1: TCustomNonFormDesignerForm;
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Form2: TCustomNonFormDesignerForm;
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begin
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Form1 := TCustomNonFormDesignerForm(Data1);
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Form2 := TCustomNonFormDesignerForm(Data2);
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Result := PtrInt(Form1.LookupRoot) - PtrInt(Form2.LookupRoot);
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end;
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function CompareLookupRootAndNonFormDesignerForm(Key, Data: Pointer): integer;
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var
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LookupRoot: TComponent;
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Form: TCustomNonFormDesignerForm;
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begin
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LookupRoot := TComponent(Key);
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Form := TCustomNonFormDesignerForm(Data);
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Result := PtrInt(LookupRoot) - PtrInt(Form.LookupRoot);
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end;
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{ TCustomNonFormDesignerForm }
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procedure TCustomNonFormDesignerForm.SetLookupRoot(const AValue: TComponent);
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begin
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if FLookupRoot = AValue then
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Exit;
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DoSaveBounds;
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FLookupRoot := AValue;
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if FLookupRoot <> nil then
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Caption := FLookupRoot.Name;
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DoLoadBounds;
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end;
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procedure TCustomNonFormDesignerForm.DoLoadBounds;
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begin
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if Assigned(OnLoadBounds) then
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OnLoadBounds(Self);
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end;
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procedure TCustomNonFormDesignerForm.DoSaveBounds;
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begin
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if Assigned(OnSaveBounds) then
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OnSaveBounds(Self);
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end;
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end.
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