Android: add WebBrowserComponent implementation.

modules/juce_gui_extra/embedding/juce_AndroidViewComponent.h

@@ -0,0 +1,79 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2017 - ROLI Ltd.
+
+   JUCE is an open source library subject to commercial or open-source
+   licensing.
+
+   By using JUCE, you agree to the terms of both the JUCE 5 End-User License
+   Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
+   27th April 2017).
+
+   End User License Agreement: www.juce.com/juce-5-licence
+   Privacy Policy: www.juce.com/juce-5-privacy-policy
+
+   Or: You may also use this code under the terms of the GPL v3 (see
+   www.gnu.org/licenses).
+
+   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
+   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
+   DISCLAIMED.
+
+  ==============================================================================
+*/
+
+namespace juce
+{
+
+#if JUCE_ANDROID || DOXYGEN
+
+//==============================================================================
+/**
+    An Android-specific class that can create and embed a View inside itself.
+
+    To use it, create one of these, put it in place and make sure it's visible in a
+    window, then use setView() to assign a View to it. The view will then be
+    moved and resized to follow the movements of this component.
+
+    Of course, since the view is a native object, it'll obliterate any
+    juce components that may overlap this component, but that's life.
+*/
+class JUCE_API  AndroidViewComponent   : public Component
+{
+public:
+    //==============================================================================
+    /** Create an initially-empty container. */
+    AndroidViewComponent();
+
+    /** Destructor. */
+    ~AndroidViewComponent();
+
+    /** Assigns a View to this peer.
+
+        The view will be retained and released by this component for as long as
+        it is needed. To remove the current view, just call setView (nullptr).
+    */
+    void setView (void* uiView);
+
+    /** Returns the current View. */
+    void* getView() const;
+
+    /** Resizes this component to fit the view that it contains. */
+    void resizeToFitView();
+
+    //==============================================================================
+    /** @internal */
+    void paint (Graphics&) override;
+
+private:
+    class Pimpl;
+    ScopedPointer<Pimpl> pimpl;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AndroidViewComponent)
+};
+
+#endif
+
+} // namespace juce