我做了一个从TDataModule继承下来的TBaseModule类,并从TBaseModule再继承一个子类TBillModule,并在IDE中制作和注册了一个相应的TBillDataModuleWizard,但是通过这个向导在自动创建一个新单元时,即继承TBillModule产生一个子类,但是发现原来在父类中包含的一些组件无法找到,即父类dfm中定义的一些控件不见了.如何解决该问题,请高手指导. 另:如果将一个TComponent作为另一个TComponent的属性,并在设计时或运行时创建,而非它容器内的一个ChildComponent,例如: THYBaseModule = class(TDataModule)
private
FActions: TActionList;
procedure ReadComponent;
public
constructor Create(AOwner: TComponent); override;
published
property Actions: TActionList read FActions write FActions stored False;
end;!!并非:
THYBaseModule = class(TDataModule)
Actions: TActionList;
private
procedure ReadComponent;
public
constructor Create(AOwner: TComponent); override;
end;
private
FActions: TActionList;
procedure ReadComponent;
public
constructor Create(AOwner: TComponent); override;
published
property Actions: TActionList read FActions write FActions stored False;
end;!!并非:
THYBaseModule = class(TDataModule)
Actions: TActionList;
private
procedure ReadComponent;
public
constructor Create(AOwner: TComponent); override;
end;
它怎么会在dataModule里出现你所要的控件呢
只是datamodul的属性多了个Actions属性而已
不知我看明白了你的问题没有?
private
FActions: TActionList;
procedure ReadComponent;
public
constructor Create(AOwner: TComponent); override;
published
property Actions: TActionList read FActions write FActions;
end;constructor THYBaseModule.Create(AOwner: TComponent);
begin
inherited;
Actions := TActionList.Create(Self);
end;