XML文件操作

头文件

#include <msxmldom.hpp>
#include <XMLDoc.hpp>
#include <xmldom.hpp>
#include <XMLIntf.hpp>

/*
    保存
    路径:abcd\\abcd\\abcd.xml
*/
void CustomerPlayList::Save()
{
    _di_IXMLDocument doc = NewXMLDocument();
    doc->DocumentElement = doc->CreateElement(WideString("root"),"");
    _di_IXMLNode root = doc->DocumentElement;
    int count = this->PlayList->Items->Count;
    for(int i = 0 ; i < count ; ++i)
    {
       _di_IXMLNode child = root->AddChild(WideString("item"));
       child->SetAttribute(WideString("Title"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[0]));
        child->SetAttribute(WideString("Singer"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[1]));
        child->SetAttribute(WideString("Length"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[2]));
        child->SetAttribute(WideString("PlayTime"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[3]));
        child->SetAttribute(WideString("FileType"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[4]));
        child->SetAttribute(WideString("LocalPath"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[5]));
        child->SetAttribute(WideString("NetPath"),WideString(this->PlayList->Items->Item[i]->SubItems->Strings[6]));
    }
    doc->SaveToFile(this->GetPath());
}

 

 

/*
    加载本地播放列表
    路径:abcd\\abcd\\abcd.xml
*/
void CustomerPlayList::GetPlayList()
{
    if(FileExists(AnsiString(this->GetPath())))
    {
        _di_IXMLDocument doc = LoadXMLDocument(this->GetPath());
        _di_IXMLNodeList list = doc->DocumentElement->ChildNodes;

        for(int i = 0 , l = list->Count ; i < l ; ++i)
        {
            _di_IXMLNode node = list->Nodes[i];
            TListItem* it = this->PlayList->Items->Add();
            it->Caption = AnsiString(i+1);
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("Title"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("Singer"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("Length"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("PlayTime"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("FileType"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("LocalPath"))));
            it->SubItems->Add(AnsiString(node->GetAttribute(WideString("NetPath"))));
        }
    }
}