From 4bfb3a5f018a8d63b62c8dc7b9f3b0c7136d56c2 Mon Sep 17 00:00:00 2001
From: Liam Treacy <liam.treacy@gmail.com>
Date: Tue, 4 Jun 2019 16:02:41 +0100
Subject: [PATCH] Implement wxFrame::DoSetClientSize()

Resize the central widget to fit the new size.

See https://github.com/wxWidgets/wxWidgets/pull/1340
---
 include/wx/qt/frame.h |  1 +
 src/qt/frame.cpp      | 13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/include/wx/qt/frame.h b/include/wx/qt/frame.h
index ea515def5c..f640911a46 100644
--- a/include/wx/qt/frame.h
+++ b/include/wx/qt/frame.h
@@ -56,6 +56,7 @@ public:
 
 protected:
     virtual void DoGetClientSize(int *width, int *height) const wxOVERRIDE;
+    virtual void DoSetClientSize(int width, int height) wxOVERRIDE;
 
     virtual QWidget* QtGetParentWidget() const wxOVERRIDE;
 
diff --git a/src/qt/frame.cpp b/src/qt/frame.cpp
index e32bf8ec98..08f1c43f98 100644
--- a/src/qt/frame.cpp
+++ b/src/qt/frame.cpp
@@ -231,6 +231,19 @@ void wxFrame::DoGetClientSize(int *width, int *height) const
     }
 }
 
+void wxFrame::DoSetClientSize(int width, int height)
+{
+    wxWindow::DoSetClientSize(width, height);
+
+    int adjustedWidth, adjustedHeight;
+    DoGetClientSize(&adjustedWidth, &adjustedHeight);
+
+    QWidget *centralWidget = GetQMainWindow()->centralWidget();
+    QRect geometry = centralWidget->geometry();
+    geometry.setSize(QSize(adjustedWidth, adjustedHeight));
+    centralWidget->setGeometry(geometry);
+}
+
 QMainWindow *wxFrame::GetQMainWindow() const
 {
     return static_cast<QMainWindow*>(m_qtWindow);