C++ builder 中的 XMLDocument 类详解(17) 更好地显示 xml 的测试结果 - FormatXMLData 及其他

//---------------------------------------------------------------------------

#ifndef Unit1H
#define Unit1H
//---------------------------------------------------------------------------
#include <Classes.hpp>
#include <Controls.hpp>
#include <StdCtrls.hpp>
#include <Forms.hpp>
#include "SHDocVw_OCX.h"
#include <msxmldom.hpp>
#include <OleCtrls.hpp>
#include <XMLDoc.hpp>
#include <xmldom.hpp>
#include <XMLIntf.hpp>
//---------------------------------------------------------------------------
class TForm1 : public TForm
{
__published:	// IDE-managed Components
    TButton *btn1;
    TButton *btn2;
    TButton *btn3;
    TXMLDocument *XMLDocument1;
    TMemo *Memo1;
    TCppWebBrowser *CppWebBrowser1;
    void __fastcall FormCreate(TObject *Sender);
    void __fastcall btn1Click(TObject *Sender);
    void __fastcall btn2Click(TObject *Sender);
    void __fastcall btn3Click(TObject *Sender);
private:	// User declarations
public:		// User declarations
    __fastcall TForm1(TComponent* Owner);
};
//---------------------------------------------------------------------------
extern PACKAGE TForm1 *Form1;
//---------------------------------------------------------------------------
#endif

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "SHDocVw_OCX"
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
    : TForm(Owner)
{
}
//---------------------------------------------------------------------------


void __fastcall TForm1::FormCreate(TObject *Sender)
{
    XMLDocument1->LoadFromFile("D:\\code\\B_C_B\\XMLDocument\\test.xml");
}
//---------------------------------------------------------------------------
void __fastcall TForm1::btn1Click(TObject *Sender)
{//xml输出通过memo显示

    Memo1->Lines->Text=FormatXMLData(XMLDocument1->XML->Text);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::btn2Click(TObject *Sender)
{//先保存的修改结果，通过webbrowser会有更好的显示

    XMLDocument1->SaveToFile("c:\\temp\\test2.xml");
    CppWebBrowser1->Navigate(WideString("c:\\temp\\test2.xml"));

}
//---------------------------------------------------------------------------
void __fastcall TForm1::btn3Click(TObject *Sender)
{//先保存，然后调用外部浏览器显示，需要 uses shellapi

    XMLDocument1->SaveToFile("c:\\temp\\test2.xml");
    ShellExecute(Handle,"open","Exploere","c:\\temp\\test2.xml","",SW_SHOWNORMAL);//此处为何不能显示，我也不得而知、
}
//---------------------------------------------------------------------------