mirror of
https://github.com/juce-framework/JUCE.git
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147 lines
4.6 KiB
Text
147 lines
4.6 KiB
Text
/*
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==============================================================================
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This file is part of the JUCE library - "Jules' Utility Class Extensions"
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Copyright 2004-11 by Raw Material Software Ltd.
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------------------------------------------------------------------------------
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JUCE can be redistributed and/or modified under the terms of the GNU General
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Public License (Version 2), as published by the Free Software Foundation.
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A copy of the license is included in the JUCE distribution, or can be found
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online 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.rawmaterialsoftware.com/juce for more information.
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==============================================================================
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*/
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class NSViewComponent::Pimpl : public ComponentMovementWatcher
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{
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public:
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Pimpl (NSView* const view_, Component& owner_)
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: ComponentMovementWatcher (&owner_),
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view (view_),
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owner (owner_),
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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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removeFromParent();
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[view release];
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}
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void componentMovedOrResized (Component& comp, bool wasMoved, bool wasResized)
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{
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ComponentMovementWatcher::componentMovedOrResized (comp, wasMoved, wasResized);
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// The ComponentMovementWatcher version of this method avoids calling
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// us when the top-level comp is resized, but for an NSView we need to know this
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// because with inverted co-ords, we need to update the position even if the
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// top-left pos hasn't changed
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if (comp.isOnDesktop() && wasResized)
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componentMovedOrResized (wasMoved, wasResized);
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}
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void componentMovedOrResized (bool /*wasMoved*/, bool /*wasResized*/)
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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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NSRect r = NSMakeRect ((float) pos.getX(), (float) pos.getY(), (float) owner.getWidth(), (float) owner.getHeight());
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r.origin.y = [[view superview] frame].size.height - (r.origin.y + r.size.height);
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[view setFrame: r];
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}
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}
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void componentPeerChanged()
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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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removeFromParent();
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currentPeer = peer;
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if (peer != nullptr)
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{
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NSView* peerView = (NSView*) 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()
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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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NSRect 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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NSView* const view;
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private:
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Component& owner;
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ComponentPeer* currentPeer;
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void removeFromParent()
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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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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Pimpl);
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};
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//==============================================================================
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NSViewComponent::NSViewComponent() {}
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NSViewComponent::~NSViewComponent() {}
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void NSViewComponent::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 ((NSView*) view, *this);
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}
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}
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void* NSViewComponent::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 NSViewComponent::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 NSViewComponent::paint (Graphics&) {}
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