From 887a3a3e0da7946c011b66908d485abefe8fad6e Mon Sep 17 00:00:00 2001
From: liuminghang <liuminghang@uniontech.com>
Date: Wed, 7 Jul 2021 14:12:26 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8Docr=E7=A8=8B=E5=BA=8F?=
 =?UTF-8?q?=E5=B4=A9=E6=BA=83=E9=97=AE=E9=A2=98?=
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Description: 修复ocr程序崩溃问题,添加退出标志

Log: 与程序崩溃有关
Change-Id: I0388af1ad4b5555263beaac0584325e468bbb611
---
 src/mainwidget.cpp | 7 ++++++-
 src/mainwidget.h   | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/mainwidget.cpp b/src/mainwidget.cpp
index 18683df..b8caabf 100644
--- a/src/mainwidget.cpp
+++ b/src/mainwidget.cpp
@@ -39,6 +39,8 @@ MainWidget::MainWidget(QWidget *parent) :
 
 MainWidget::~MainWidget()
 {
+    //程序即将结束,线程标志结束
+    m_isEndThread = 0;
 //    m_mainGridLayout->addLayout(m_buttonHorizontalLayout, 1, 0, 1, 1);
     if (m_mainGridLayout && m_buttonHorizontalLayout) {
         m_mainGridLayout->removeItem(m_buttonHorizontalLayout);
@@ -384,7 +386,10 @@ void MainWidget::openImage(const QImage &img, const QString &name)
         m_loadImagethread = QThread::create([ = ]() {
             QMutexLocker locker(&m_mutex);
             m_result = TessOcrUtils::instance()->getRecogitionResult(m_currentImg, ResultType::RESULT_STRING);
-            emit sigResult(m_result.result);
+            //判断程序是否退出
+            if (1 == m_isEndThread) {
+                emit sigResult(m_result.result);
+            }
         });
     }
     connect(m_loadImagethread, &QThread::finished, m_loadImagethread, &QObject::deleteLater);
diff --git a/src/mainwidget.h b/src/mainwidget.h
index 65acaf4..faa4a9d 100644
--- a/src/mainwidget.h
+++ b/src/mainwidget.h
@@ -102,6 +102,7 @@ private:
     QShortcut *m_scAddView = nullptr;
     QShortcut *m_scReduceView = nullptr;
 
+    int m_isEndThread = 1;
 signals:
     void sigResult(const QString &);