symbian 使用http get post方式获取网页信息

核心提示：115. // 116. void CClientEngine::SetHeaderL(RHTTPHeaders aHeaders,//设置一个http包头117. TInt aHdrField,118. const TDesC8& aHdrValue)119. {120. RStringF valStr = iSes

115. // ----------------------------------------------------------------------------

116. void CClientEngine::SetHeaderL(RHTTPHeaders aHeaders,//设置一个http包头

117. TInt aHdrField,

118. const TDesC8& aHdrValue)

119. {

120. RStringF valStr = iSession.StringPool().OpenFStringL(aHdrValue);

121. CleanupClosePushL(valStr);

122. THTTPHdrVal val(valStr);

123. aHeaders.SetFieldL(iSession.StringPool().StringF(aHdrField,

124. RHTTPSession::GetTable()), val);

125. CleanupStack::PopAndDestroy(); // valStr

126. }

127.

128. // ----------------------------------------------------------------------------

129. // CClientEngine::IssueHTTPGetL()

130. //

131. // Start a new HTTP GET transaction.

132. // ----------------------------------------------------------------------------

133. void CClientEngine::IssueHTTPGetL(const TDesC8& aUri)//以get方式获取一个网页

134. {

135. SetupConnectionL();

136.

137. // Parse string to URI (as defined in RFC2396)

138. TUriParser8 uri;

139. uri.Parse(aUri);//把传入的uri转化为标准格式

140. // Get request method string for HTTP GET

141. RStringF method = iSession.StringPool().StringF(HTTP::EGET,

142. RHTTPSession::GetTable());//设置以get的方法读取

143. // Open transaction with previous method and parsed uri. This class will

144. // receive transaction events in MHFRunL and MHFRunError.

145. iTransaction = iSession.OpenTransactionL(uri, *this, method);//打开一个连接 使用设置好的方法和指定的uri

146. // Set headers for request; user agent and accepted content type

147. RHTTPHeaders hdr = iTransaction.Request().GetHeaderCollection();//设置一个http头