113 lines
3.6 KiB
C
113 lines
3.6 KiB
C
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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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#ifndef DOXYGEN
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#if JUCE_MAC
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//==============================================================================
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// Helper class to workaround windows not getting mouse-moves...
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class FakeMouseMoveGenerator : private Timer
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{
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public:
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FakeMouseMoveGenerator()
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{
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startTimer (1000 / 30);
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}
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static bool componentContainsAudioProcessorEditor (Component* comp) noexcept
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{
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if (dynamic_cast<AudioProcessorEditor*> (comp) != nullptr)
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return true;
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for (auto* child : comp->getChildren())
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if (componentContainsAudioProcessorEditor (child))
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return true;
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return false;
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}
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void timerCallback() override
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{
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// Workaround for windows not getting mouse-moves...
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auto screenPos = Desktop::getInstance().getMainMouseSource().getScreenPosition();
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if (screenPos != lastScreenPos)
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{
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lastScreenPos = screenPos;
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auto mods = ModifierKeys::currentModifiers;
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if (! mods.isAnyMouseButtonDown())
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{
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if (auto* comp = Desktop::getInstance().findComponentAt (screenPos.roundToInt()))
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{
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if (componentContainsAudioProcessorEditor (comp->getTopLevelComponent()))
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{
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safeOldComponent = comp;
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if (auto* peer = comp->getPeer())
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{
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if (! peer->isFocused())
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{
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peer->handleMouseEvent (MouseInputSource::InputSourceType::mouse, peer->globalToLocal (screenPos), mods,
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MouseInputSource::invalidPressure, MouseInputSource::invalidOrientation, Time::currentTimeMillis());
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}
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}
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return;
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}
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}
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if (safeOldComponent != nullptr)
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{
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if (auto* peer = safeOldComponent->getPeer())
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{
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peer->handleMouseEvent (MouseInputSource::InputSourceType::mouse, { -1.0f, -1.0f }, mods,
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MouseInputSource::invalidPressure, MouseInputSource::invalidOrientation, Time::currentTimeMillis());
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}
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}
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safeOldComponent = nullptr;
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}
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}
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}
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private:
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Point<float> lastScreenPos;
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WeakReference<Component> safeOldComponent;
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};
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#else
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struct FakeMouseMoveGenerator {};
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#endif
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#endif
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} // namespace juce
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