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127 lines
3.7 KiB
127 lines
3.7 KiB
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2013 - Raw Material Software Ltd.
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Permission is granted to use this software under the terms of either:
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a) the GPL v2 (or any later version)
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b) the Affero GPL v3
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Details of these licenses can be found at: www.gnu.org/licenses
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.juce.com for more information.
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==============================================================================
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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* const 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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currentPeer (nullptr)
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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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Component* const topComp = owner.getTopLevelComponent();
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if (topComp->getPeer() != nullptr)
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{
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const Point<int> 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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ComponentPeer* const 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;
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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* const view)
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{
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if (view != getView())
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{
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pimpl = nullptr;
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if (view != nullptr)
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pimpl = 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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