解决linux系统中QDockWidget自动调整大小的问题

app/Scanner/Scanner/mainwindow.cpp

@@ -52,10 +52,12 @@ MainWindow::MainWindow(QWidget *parent)
 
     m_view = new HGImgView(ui->centralwidget);
     ui->verticalLayout->addWidget(m_view);
+    ui->centralwidget->setMinimumWidth(160);
 
     m_thumb = new HGImgThumb(ui->dockWidget);
-    ui->dockWidget->setWidget(m_thumb);
     ui->dockWidget->setMinimumWidth(160);
+    resizeDocks({ui->dockWidget}, {160}, Qt::Horizontal);
+    ui->dockWidget->setWidget(m_thumb);
     ui->dockWidget->setTitleBarWidget(new QWidget());
     ui->dockWidget->titleBarWidget()->setVisible(false);