出现重试时，显示头部

public/react/src/modules/page/MainContent.js

@@ -144,11 +144,7 @@ class MainContent extends Component {
 															{/* readRepoTimeout 如果读取代码超时，显示重新加载按钮，重新拉取代码 */}
 					              		 	{
 						              		 	st === 0
-																?
+													?
-																readRepoTimeout === true ? <div className="readRepoFailed">
-																	代码加载失败，<a className="retry" 
-																		onClick={() => this.props.fetchRepositoryCode(this.props, null, null, true, true)}>重试</a>
-																</div> :
 						              			<React.Fragment>
 												  	<div style={{display: (codeLoading ? 'block' : 'none'), textAlign: 'center'}}>
 														<CircularProgress size={40} thickness={3}

public/react/src/modules/page/MainContentContainer.js

@@ -319,7 +319,8 @@ class MainContentContainer extends Component {
 					readingRepoTimes = readingRepoTimes + 1;
 					if(readingRepoTimes > 9) {
 						this.setState({
-							readRepoTimeout: true
+							readRepoTimeout: true,
+							codeLoading: false
 						})
 						readingRepoTimes = 0;
 						showSnackbar(`网络异常，请稍后重试。`);

public/react/src/modules/page/main/CodeRepositoryView.js

@@ -510,6 +510,10 @@ class CodeRepositoryView extends Component {
                     <div className="cl"></div>
                 </ul>
                 <div className="cl"></div>
+                {this.props.readRepoTimeout === true ? <div className="readRepoFailed">
+                        代码加载失败，<a className="retry" 
+                            onClick={() => this.props.fetchRepositoryCode(this.props, null, null, true, true)}>重试</a>
+                    </div> :
                 <div id="codetab_con_1" style={{display: 'block', flex: 'auto'}} style={ tabIndex === 0 ? {display: 'block'} : {display: 'none'}  }>
                     {/* 没必要显示这个，注释掉了 */}
                     {/* { !isEditablePath && 
@@ -526,7 +530,7 @@ class CodeRepositoryView extends Component {
                     {/* cm monaco 切换 */}
                     {/* <TPICodeMirror {...this.props} ></TPICodeMirror> */}
                     <TPIMonaco {...this.props}></TPIMonaco>
-                </div>
+                </div>}
                 <div id="codetab_con_81" className="undis -relative" 
                     style={ { color: '#fff', display: tabIndex === STABLE_SSH_TAB_ID ? 'block' : 'none', 'marginLeft': '2px'} }>
                     {/* { tabIndex === STABLE_SSH_TAB_ID && this.state.sshData && <Webssh {...this.state.sshData} ></Webssh> } */}