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https://github.com/juce-framework/JUCE.git
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115 lines
3.9 KiB
C++
115 lines
3.9 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2022 - Raw Material Software Limited
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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 7 End-User License
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Agreement and JUCE Privacy Policy.
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End User License Agreement: www.juce.com/juce-7-licence
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Privacy Policy: www.juce.com/juce-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::detail
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{
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struct AlertWindowHelpers
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{
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AlertWindowHelpers() = delete;
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static std::unique_ptr<ScopedMessageBoxInterface> create (const MessageBoxOptions& opts)
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{
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class AlertWindowImpl : public detail::ScopedMessageBoxInterface
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{
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public:
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explicit AlertWindowImpl (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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if (auto* comp = setUpAlert())
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comp->enterModalState (true, ModalCallbackFunction::create (std::move (recipient)), true);
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else
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NullCheckedInvocation::invoke (recipient, 0);
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}
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int runSync() override
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{
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#if JUCE_MODAL_LOOPS_PERMITTED
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if (auto comp = rawToUniquePtr (setUpAlert()))
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return comp->runModalLoop();
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#endif
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jassertfalse;
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return 0;
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}
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void close() override
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{
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if (alert != nullptr)
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if (alert->isCurrentlyModal())
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alert->exitModalState();
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alert = nullptr;
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}
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private:
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Component* setUpAlert()
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{
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auto* component = options.getAssociatedComponent();
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auto& lf = component != nullptr ? component->getLookAndFeel()
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: LookAndFeel::getDefaultLookAndFeel();
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alert = lf.createAlertWindow (options.getTitle(),
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options.getMessage(),
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options.getButtonText (0),
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options.getButtonText (1),
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options.getButtonText (2),
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options.getIconType(),
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options.getNumButtons(),
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component);
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if (alert == nullptr)
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{
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// You have to return an alert box!
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jassertfalse;
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return nullptr;
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}
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if (auto* parent = options.getParentComponent())
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{
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parent->addAndMakeVisible (alert);
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if (options.getAssociatedComponent() == nullptr)
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alert->setCentrePosition (parent->getLocalBounds().getCentre());
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}
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alert->setAlwaysOnTop (WindowUtils::areThereAnyAlwaysOnTopWindows());
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return alert;
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}
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const MessageBoxOptions options;
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Component::SafePointer<AlertWindow> alert;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AlertWindowImpl)
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};
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return std::make_unique<AlertWindowImpl> (opts);
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}
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};
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} // namespace juce::detail
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