4 files changed, 24 insertions, 1 deletions
diff --git a/src/plugins/platforms/android/qandroidplatformtheme.cpp b/src/plugins/platforms/android/qandroidplatformtheme.cpp
index a906d0b9fd..7bed4a739a 100644
--- a/src/plugins/platforms/android/qandroidplatformtheme.cpp
+++ b/src/plugins/platforms/android/qandroidplatformtheme.cpp
@@ -201,7 +201,7 @@ QJsonObject AndroidStyle::loadStyleData()
     }
     Q_ASSERT(!stylePath.isEmpty());
 
-    if (!androidTheme.isEmpty() && QFileInfo(stylePath + androidTheme + QLatin1String("style.json")).exists())
+    if (!androidTheme.isEmpty() && QFileInfo::exists(stylePath + androidTheme + QLatin1String("style.json")))
         stylePath += androidTheme;
 
     QFile f(stylePath + QLatin1String("style.json"));
diff --git a/src/plugins/platforms/cocoa/qcocoawindow.mm b/src/plugins/platforms/cocoa/qcocoawindow.mm
index 3d6732b648..eb65f7e061 100644
--- a/src/plugins/platforms/cocoa/qcocoawindow.mm
+++ b/src/plugins/platforms/cocoa/qcocoawindow.mm
@@ -1792,6 +1792,18 @@ void QCocoaWindow::exposeWindow()
     if (!isWindowExposable())
         return;
 
+    // Update the QWindow's screen property. This property is set
+    // to QGuiApplication::primaryScreen() at QWindow construciton
+    // time, and we won't get a NSWindowDidChangeScreenNotification
+    // on show. The case where the window is initially displayed
+    // on a non-primary screen needs special handling here.
+    NSUInteger screenIndex = [[NSScreen screens] indexOfObject:m_nsWindow.screen];
+    if (screenIndex != NSNotFound) {
+        QCocoaScreen *cocoaScreen = QCocoaIntegration::instance()->screenAtIndex(screenIndex);
+        if (cocoaScreen)
+            window()->setScreen(cocoaScreen->screen());
+    }
+
     if (!m_isExposed) {
         m_isExposed = true;
         m_exposedGeometry = geometry();
diff --git a/src/plugins/platforms/eglfs/qeglfscontext.cpp b/src/plugins/platforms/eglfs/qeglfscontext.cpp
index 1bb4918948..229ac6bbd9 100644
--- a/src/plugins/platforms/eglfs/qeglfscontext.cpp
+++ b/src/plugins/platforms/eglfs/qeglfscontext.cpp
@@ -91,6 +91,16 @@ void QEglFSContext::destroyTemporaryOffscreenSurface(EGLSurface surface)
     }
 }
 
+void QEglFSContext::runGLChecks()
+{
+    // Note that even though there is an EGL context current here,
+    // QOpenGLContext and QOpenGLFunctions are not yet usable at this stage.
+    const char *renderer = reinterpret_cast<const char *>(glGetString(GL_RENDERER));
+    // Be nice and warn about a common source of confusion.
+    if (renderer && strstr(renderer, "llvmpipe"))
+        qWarning("Running on a software rasterizer (LLVMpipe), expect limited performance.");
+}
+
 void QEglFSContext::swapBuffers(QPlatformSurface *surface)
 {
     // draw the cursor
diff --git a/src/plugins/platforms/eglfs/qeglfscontext.h b/src/plugins/platforms/eglfs/qeglfscontext.h
index ffe105cdac..b861ae5329 100644
--- a/src/plugins/platforms/eglfs/qeglfscontext.h
+++ b/src/plugins/platforms/eglfs/qeglfscontext.h
@@ -54,6 +54,7 @@ public:
     EGLSurface eglSurfaceForPlatformSurface(QPlatformSurface *surface) Q_DECL_OVERRIDE;
     EGLSurface createTemporaryOffscreenSurface() Q_DECL_OVERRIDE;
     void destroyTemporaryOffscreenSurface(EGLSurface surface) Q_DECL_OVERRIDE;
+    void runGLChecks() Q_DECL_OVERRIDE;
     void swapBuffers(QPlatformSurface *surface) Q_DECL_OVERRIDE;
 
 private: