Thread View: cn.bbs.comp.program
1 messages
1 total messages
Started by ëͷ
Wed, 05 Aug 1998 00:00
Re: ��ζ���һ��ȫ�ֱ�����(¥������
Author: ëͷ
Date: Wed, 05 Aug 1998 00:00
Date: Wed, 05 Aug 1998 00:00
43 lines
2497 bytes
2497 bytes
�� �� rayman (rayman) �Ĵ������ᵽ: ��
: �� �� DYQ (̫��) �Ĵ������ᵽ: ��
: : ���ʣ���BCB����ζ���һ��ȫ�ֱ������Ա� �ڸ����?�о����ʹ�ã�
: : �����ĸ����ֶ���ģ�������ã�
: : ��û��������ߣ���̸�λ��л��
: ....
: �ͱ�C/C++��ȫ�ֶ���һ��, ֻ����ÿ���õ����ļ��ｫ.h�ļ�include��ȥ.
rayman ��˵������ȫ�ֱ���Ӧ��extern���塣�������£�
��ʱ��MainForm��ChildForm�е�Label1->Caption��ʾ�Ķ���ͬһ���ַ�
//Main.cpp
//---------------------------------------------------------------------------
AnsiString MainProgramPath;
//---------------------------------------------------------------------------
__fastcall TMainForm::TMainForm(TComponent* Owner)
: TForm(Owner)
{
MainProgramPath=ExtractFilePath(Application->ExeName);
}
//---------------------------------------------------------------------------
__fastcall TMainForm::Button1Click(TObject *Sender)
{
Label1->Caption=MainProgramPath;
}
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
//Child.cpp
//---------------------------------------------------------------------------
extern AnsiString MainProgramPath;
//---------------------------------------------------------------------------
__fastcall TChildForm::Button1Click(TObject *Sender)
{
Label1->Caption=MainProgramPath;
}
//---------------------------------------------------------------------------
--
[1;36m ��Դ: ����������BBSվ��bbs.nease.net�E[FROM: www-post@bbs.nease.n]
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