GraphicsContext: add an isInitialized() getter

Allows to determine if the graphics context has been initialized.

Change-Id: I2710e62658aae86a9a0de2532cc1acbdab983abc
Reviewed-by: Kevin Ottens <kevin.ottens@kdab.com>

2 files changed, 6 insertions, 0 deletions

diff --git a/src/render/graphicshelpers/graphicscontext.cpp b/src/render/graphicshelpers/graphicscontext.cpp
index 9ee88b7c2..2713de85b 100644
--- a/src/render/graphicshelpers/graphicscontext.cpp
+++ b/src/render/graphicshelpers/graphicscontext.cpp
@@ -421,6 +421,11 @@ bool GraphicsContext::hasValidGLHelper() const
     return m_glHelper != nullptr;
 }
 
+bool GraphicsContext::isInitialized() const
+{
+    return m_initialized;
+}
+
 bool GraphicsContext::makeCurrent(QSurface *surface)
 {
     Q_ASSERT(m_gl);
diff --git a/src/render/graphicshelpers/graphicscontext_p.h b/src/render/graphicshelpers/graphicscontext_p.h
index d8f861ebb..9f7a0f972 100644
--- a/src/render/graphicshelpers/graphicscontext_p.h
+++ b/src/render/graphicshelpers/graphicscontext_p.h
@@ -126,6 +126,7 @@ public:
     void doneCurrent();
     void activateGLHelper();
     bool hasValidGLHelper() const;
+    bool isInitialized() const;
 
     QOpenGLShaderProgram *createShaderProgram(Shader *shaderNode);
     void loadShader(Shader* shader);