Method updateFirst

Demos/Demo_Colour/ColourPanel.cpp:53–62

	}

	void ColourPanel::updateFirst()
	{
		notifyScrollChangePosition(nullptr, mScrollRange->getScrollPosition());

		notifyMouseDrag(
			nullptr,
			mImageColourPicker->getAbsoluteLeft() + (mColourRect->getWidth() / 2),
			mImageColourPicker->getAbsoluteTop() + (mColourRect->getHeight() / 2),
			MyGUI::MouseButton::Left);
	}

	void ColourPanel::createTexture()
	{