134 lines
3.6 KiB
Plaintext
134 lines
3.6 KiB
Plaintext
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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class UIViewComponent::Pimpl : public ComponentMovementWatcher
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{
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public:
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Pimpl (UIView* v, Component& comp)
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: ComponentMovementWatcher (&comp),
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view (v),
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owner (comp)
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{
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[view retain];
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if (owner.isShowing())
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componentPeerChanged();
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}
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~Pimpl()
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{
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[view removeFromSuperview];
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[view release];
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}
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void componentMovedOrResized (bool /*wasMoved*/, bool /*wasResized*/) override
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{
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auto* topComp = owner.getTopLevelComponent();
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if (topComp->getPeer() != nullptr)
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{
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auto pos = topComp->getLocalPoint (&owner, Point<int>());
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[view setFrame: CGRectMake ((float) pos.x, (float) pos.y,
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(float) owner.getWidth(), (float) owner.getHeight())];
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}
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}
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void componentPeerChanged() override
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{
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auto* peer = owner.getPeer();
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if (currentPeer != peer)
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{
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if ([view superview] != nil)
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[view removeFromSuperview]; // Must be careful not to call this unless it's required - e.g. some Apple AU views
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// override the call and use it as a sign that they're being deleted, which breaks everything..
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currentPeer = peer;
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if (peer != nullptr)
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{
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UIView* peerView = (UIView*) peer->getNativeHandle();
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[peerView addSubview: view];
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componentMovedOrResized (false, false);
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}
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}
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[view setHidden: ! owner.isShowing()];
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}
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void componentVisibilityChanged() override
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{
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componentPeerChanged();
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}
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Rectangle<int> getViewBounds() const
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{
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CGRect r = [view frame];
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return Rectangle<int> ((int) r.size.width, (int) r.size.height);
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}
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UIView* const view;
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private:
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Component& owner;
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ComponentPeer* currentPeer = nullptr;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Pimpl)
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};
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//==============================================================================
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UIViewComponent::UIViewComponent() {}
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UIViewComponent::~UIViewComponent() {}
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void UIViewComponent::setView (void* view)
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{
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if (view != getView())
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{
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pimpl.reset();
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if (view != nullptr)
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pimpl.reset (new Pimpl ((UIView*) view, *this));
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}
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}
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void* UIViewComponent::getView() const
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{
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return pimpl == nullptr ? nullptr : pimpl->view;
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}
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void UIViewComponent::resizeToFitView()
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{
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if (pimpl != nullptr)
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setBounds (pimpl->getViewBounds());
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}
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void UIViewComponent::paint (Graphics&) {}
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} // namespace juce
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