From de0815f45da51f4087fd882ac9f1c9b6bdfa1d44 Mon Sep 17 00:00:00 2001
From: xiaoyifang <yifang.xiao@outlook.com>
Date: Wed, 26 Jan 2022 00:29:58 +0800
Subject: [PATCH] fix: print preview does not work

---
 articleview.cc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/articleview.cc b/articleview.cc
index d6d97c0d..8dff5775 100644
--- a/articleview.cc
+++ b/articleview.cc
@@ -1682,7 +1682,15 @@ Config::InputPhrase ArticleView::getPhrase() const
 
 void ArticleView::print( QPrinter * printer ) const
 {
-    ui.definition->page()->print(printer, [](bool result) {});
+    //ui.definition->page()->print(printer, [](bool result) {});
+    QEventLoop loop;
+    bool result;
+    auto printPreview = [&](bool success) { result = success; loop.quit(); };
+    ui.definition->page()->print(printer, std::move(printPreview));
+    loop.exec();
+    if (!result) {
+      qDebug()<<"print failed";
+    }
 }
 
 void ArticleView::contextMenuRequested( QPoint const & pos )