fix: fix bugs

Author: zhangqianze

windows/APIExample/APIExample/APIExample.rc

@@ -276,7 +276,7 @@ BEGIN
     LTEXT           "",IDC_STATIC_DETAIL,442,325,181,58
     EDITTEXT        IDC_EDIT_AUDIO_MIX_PATH,71,345,218,13,ES_AUTOHSCROLL
     CONTROL         "only local play",IDC_CHK_ONLY_LOCAL,"Button",BS_AUTOCHECKBOX | WS_TABSTOP,307,365,61,10
-    CONTROL         "replace microphone",IDC_CHK_REPLACE_MICROPHONE,"Button",BS_AUTOCHECKBOX | WS_TABSTOP,374,365,78,10
+    CONTROL         "replace microphone",IDC_CHK_REPLACE_MICROPHONE,"Button",BS_AUTOCHECKBOX | NOT WS_VISIBLE | WS_TABSTOP,374,365,78,10
     LTEXT           "repeat times",IDC_STATIC_AUDIO_REPEAT,11,363,48,8
     EDITTEXT        IDC_EDIT_AUDIO_REPEAT_TIMES,71,363,218,13,ES_AUTOHSCROLL
     CONTROL         "",IDC_SLIDER_VOLUME,"msctls_trackbar32",TBS_BOTH | TBS_NOTICKS | WS_TABSTOP,66,381,224,15

windows/APIExample/APIExample/Advanced/AudioMixing/CAgoraAudioMixingDlg.cpp

@@ -275,7 +275,6 @@ void CAgoraAudioMixingDlg::OnBnClickedButtonSetAudioMix()
 		//strAudioPath = "http://10.70.1.19:9091/file/api/download/electron-wayang/\%E5\%B9\%B4\%E5\%B0\%91\%E6\%9C\%89\%E4\%B8\%BA\%E6\%9D\%8E\%E8\%8D\%A3\%E6\%B5\%A9.mp3";
 		int nRet = m_rtcEngine->startAudioMixing(strAudioPath.c_str(),
 			bOnlyLocal,
-			bReplaceMicroPhone,
 			iRepeatTimes
 		);
 		strInfo.Format(_T("path:%s,\nonlyLocal:%s,\nReplaceMicroPhone:%s,\nRepeatTimes:%d"), strPath,

windows/APIExample/APIExample/Advanced/RegionConn/CAgoraRegionConnDlg.cpp

@@ -121,7 +121,11 @@ bool CAgoraRegionConnDlg::InitAgora()
 	m_cmbAreaCode.GetWindowText(area_code);
 
 	//set area code 
+	CString strInfo;
 	context.areaCode = m_mapAreaCode[area_code];
+	strInfo.Format(_T("areaCode: %u"), context.areaCode);
+	m_lstInfo.InsertString(m_lstInfo.GetCount(), strInfo);
+
 	context.eventHandler = &m_eventHandler;
 	//set channel profile in the engine to the CHANNEL_PROFILE_LIVE_BROADCASTING.
 	context.channelProfile = CHANNEL_PROFILE_LIVE_BROADCASTING;
@@ -240,7 +244,7 @@ BOOL CAgoraRegionConnDlg::OnInitDialog()
 
 	int nIndex = 0;
 
-	m_cmbAreaCode.InsertString(nIndex++, _T("AREA_CODE_GLOBAL"));
+	m_cmbAreaCode.InsertString(nIndex++, _T("AREA_CODE_GLOB"));
 	m_cmbAreaCode.InsertString(nIndex++, _T("AREA_CODE_CN"));
 	m_cmbAreaCode.InsertString(nIndex++, _T("AREA_CODE_NA"));
 	m_cmbAreaCode.InsertString(nIndex++, _T("AREA_CODE_EUR"));