mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-01-09 23:34:20 +00:00
b272f968aa
Before 2c5b1fbb6f, we only queried
currentlyFocusedPeer during runAsync(), instead of reading it
immediately. The behaviour after that commit prevented message boxes
from showing if showMessageBoxAsync() was called before any peer had
been created.
128 lines
4.8 KiB
Text
128 lines
4.8 KiB
Text
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce::detail
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{
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std::unique_ptr<ScopedMessageBoxInterface> ScopedMessageBoxInterface::create (const MessageBoxOptions& options)
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{
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class MessageBox final : public ScopedMessageBoxInterface
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{
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public:
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explicit MessageBox (const MessageBoxOptions& opts) : options (opts) {}
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void runAsync (std::function<void (int)> recipient) override
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{
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auto* peerToUse = std::invoke ([&]() -> UIViewComponentPeer*
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{
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if (auto* comp = options.getAssociatedComponent())
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if (auto* peer = comp->getPeer())
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return static_cast<UIViewComponentPeer*> (peer);
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return iOSGlobals::currentlyFocusedPeer;
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});
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if (peerToUse == nullptr)
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{
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// Since iOS8, alert windows need to be associated with a window, so you need to
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// have at least one window on screen when you use this
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jassertfalse;
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return;
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}
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alert.reset ([[UIAlertController alertControllerWithTitle: juceStringToNS (options.getTitle())
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message: juceStringToNS (options.getMessage())
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preferredStyle: UIAlertControllerStyleAlert] retain]);
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for (auto i = 0; i < options.getNumButtons(); ++i)
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{
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const auto text = options.getButtonText (i);
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if (text.isEmpty())
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continue;
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auto* action = [UIAlertAction actionWithTitle: juceStringToNS (text)
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style: UIAlertActionStyleDefault
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handler: ^(UIAlertAction*)
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{
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MessageManager::callAsync ([recipient, i] { NullCheckedInvocation::invoke (recipient, i); });
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}];
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[alert.get() addAction: action];
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if (i == 0)
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[alert.get() setPreferredAction: action];
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}
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[peerToUse->controller presentViewController: alert.get()
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animated: YES
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completion: nil];
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}
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int runSync() override
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{
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int result = -1;
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JUCE_AUTORELEASEPOOL
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{
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runAsync ([&result] (int r) { result = r; });
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while (result < 0)
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{
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JUCE_AUTORELEASEPOOL
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{
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[[NSRunLoop mainRunLoop] runUntilDate: [NSDate dateWithTimeIntervalSinceNow: 0.01]];
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}
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}
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}
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return result;
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}
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void close() override
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{
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if (auto* alertViewController = alert.get())
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[alertViewController dismissViewControllerAnimated: YES completion: nil];
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}
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private:
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const MessageBoxOptions options;
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NSUniquePtr<UIAlertController> alert;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MessageBox)
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};
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return std::make_unique<MessageBox> (options);
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}
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} // namespace juce::detail
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