From f58fd1b9277301d1d5a167fc0809558425ce608e Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Fri, 11 Jun 2021 22:59:11 +0400
Subject: [PATCH] Add OpenGL init crash checker.

---
 ui/gl/gl_detection.cpp |  5 +++++
 ui/integration.cpp     | 10 ++++++++++
 ui/integration.h       |  4 ++++
 3 files changed, 19 insertions(+)

diff --git a/ui/gl/gl_detection.cpp b/ui/gl/gl_detection.cpp
index 90b1581..3d9871b 100644
--- a/ui/gl/gl_detection.cpp
+++ b/ui/gl/gl_detection.cpp
@@ -6,6 +6,7 @@
 //
 #include "ui/gl/gl_detection.h"
 
+#include "ui/integration.h"
 #include "base/debug_log.h"
 
 #include <QtCore/QSet>
@@ -45,7 +46,11 @@ Capabilities CheckCapabilities(QWidget *widget) {
 	}
 	auto tester = QOpenGLWidget(widget);
 	tester.setFormat(format);
+
+	Ui::Integration::Instance().openglCheckStart();
 	tester.grabFramebuffer(); // Force initialize().
+	Ui::Integration::Instance().openglCheckFinish();
+
 	if (!tester.window()->windowHandle()) {
 		tester.window()->createWinId();
 	}
diff --git a/ui/integration.cpp b/ui/integration.cpp
index ae25fc0..f7879f0 100644
--- a/ui/integration.cpp
+++ b/ui/integration.cpp
@@ -30,6 +30,16 @@ bool Integration::Exists() {
 	return (IntegrationInstance != nullptr);
 }
 
+void Integration::openglCheckStart() {
+}
+
+void Integration::openglCheckFinish() {
+}
+
+bool Integration::openglLastCheckFailed() {
+	return false;
+}
+
 void Integration::textActionsUpdated() {
 }
 
diff --git a/ui/integration.h b/ui/integration.h
index c51f774..955ea72 100644
--- a/ui/integration.h
+++ b/ui/integration.h
@@ -35,6 +35,10 @@ public:
 	virtual void registerLeaveSubscription(not_null<QWidget*> widget) = 0;
 	virtual void unregisterLeaveSubscription(not_null<QWidget*> widget) = 0;
 
+	virtual void openglCheckStart();
+	virtual void openglCheckFinish();
+	[[nodiscard]] virtual bool openglLastCheckFailed();
+
 	[[nodiscard]] virtual QString emojiCacheFolder() = 0;
 
 	virtual void textActionsUpdated();