From aae9d8da2f2c24c643cfc1b67064afefd0c21b36 Mon Sep 17 00:00:00 2001
From: krad <chenhuijun@realcan.cn>
Date: Fri, 25 Feb 2022 15:59:22 +0800
Subject: [PATCH] double check state for stop

---
 src/device/DeviceManager.cpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/device/DeviceManager.cpp b/src/device/DeviceManager.cpp
index f947d6b..df1a367 100644
--- a/src/device/DeviceManager.cpp
+++ b/src/device/DeviceManager.cpp
@@ -85,8 +85,13 @@ void DeviceManager::initDevice() {
 		// check device status=========================================
 		//device is ready return
 		if (inf.status != SCANNING) {
-			TRIGGER_EVENT(GUIEvents::ResponseStop, nullptr, nullptr);
-			return;
+            //double check
+            QThread::msleep(100);
+            inf = GetStatus();
+            if (inf.status != SCANNING){
+                TRIGGER_EVENT(GUIEvents::ResponseStop, nullptr, nullptr);
+                return;
+            }
 		}
 		//        if (inf.status == BUSY) {
 		//            QString msg("Device is busy, Stop operation fail!");
@@ -293,7 +298,7 @@ void DeviceManager::processScan(const char* json, bool empty) {
 		lastStatus = SCANNING;
 		previewing = false;
 		qDebug() << "Start progress timer";
-		timerID = startTimer(300);
+		timerID = startTimer(500);
 		return;
 	}
 	QString errmsg("ScanControl start fail!");