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JUCE/modules/juce_audio_utils/native/juce_BluetoothMidiDevicePairingDialogue_ios.mm

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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2022 - Raw Material Software Limited
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 7 End-User License
Agreement and JUCE Privacy Policy.
End User License Agreement: www.juce.com/juce-7-licence
Privacy Policy: www.juce.com/juce-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
#if ! TARGET_IPHONE_SIMULATOR
namespace juce
{
//==============================================================================
class BluetoothMidiSelectorOverlay : public Component
{
public:
BluetoothMidiSelectorOverlay (ModalComponentManager::Callback* exitCallbackToUse,
const Rectangle<int>& boundsToUse)
: bounds (boundsToUse)
{
std::unique_ptr<ModalComponentManager::Callback> exitCallback (exitCallbackToUse);
setAlwaysOnTop (true);
setVisible (true);
addToDesktop (ComponentPeer::windowHasDropShadow);
if (bounds.isEmpty())
setBounds (0, 0, getParentWidth(), getParentHeight());
else
setBounds (bounds);
toFront (true);
setOpaque (true);
controller = [[CABTMIDICentralViewController alloc] init];
nativeSelectorComponent.setView ([controller view]);
addAndMakeVisible (nativeSelectorComponent);
enterModalState (true, exitCallback.release(), true);
}
~BluetoothMidiSelectorOverlay() override
{
nativeSelectorComponent.setView (nullptr);
[controller release];
}
void paint (Graphics& g) override
{
g.fillAll (bounds.isEmpty() ? Colours::black.withAlpha (0.5f) : Colours::black);
}
void inputAttemptWhenModal() override { close(); }
void mouseDrag (const MouseEvent&) override {}
void mouseDown (const MouseEvent&) override { close(); }
void resized() override { update(); }
void parentSizeChanged() override { update(); }
private:
void update()
{
if (bounds.isEmpty())
{
const int pw = getParentWidth();
const int ph = getParentHeight();
nativeSelectorComponent.setBounds (Rectangle<int> (pw, ph)
.withSizeKeepingCentre (jmin (400, pw),
jmin (450, ph - 40)));
}
else
{
nativeSelectorComponent.setBounds (bounds.withZeroOrigin());
}
}
void close()
{
exitModalState (0);
setVisible (false);
}
CABTMIDICentralViewController* controller;
UIViewComponent nativeSelectorComponent;
Rectangle<int> bounds;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (BluetoothMidiSelectorOverlay)
};
bool BluetoothMidiDevicePairingDialogue::open (ModalComponentManager::Callback* exitCallback,
Rectangle<int>* btBounds)
{
std::unique_ptr<ModalComponentManager::Callback> cb (exitCallback);
auto boundsToUse = (btBounds != nullptr ? *btBounds : Rectangle<int> {});
if (isAvailable())
{
new BluetoothMidiSelectorOverlay (cb.release(), boundsToUse);
return true;
}
return false;
}
bool BluetoothMidiDevicePairingDialogue::isAvailable()
{
return NSClassFromString (@"CABTMIDICentralViewController") != nil;
}
} // namespace juce
//==============================================================================
#else
namespace juce
{
bool BluetoothMidiDevicePairingDialogue::open (ModalComponentManager::Callback* exitCallback,
Rectangle<int>*)
{
std::unique_ptr<ModalComponentManager::Callback> cb (exitCallback);
return false;
}
bool BluetoothMidiDevicePairingDialogue::isAvailable() { return false; }
}
#endif