paulxstretch/deps/juce/extras/Projucer/Source/Utility/Helpers/jucer_ValueTreePropertyWithDefaultWrapper.h

76 lines
2.1 KiB
C++

/*
==============================================================================
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.
==============================================================================
*/
#pragma once
//==============================================================================
/**
Wraps a ValueTreePropertyWithDefault object that has a default which depends on a global value.
*/
class ValueTreePropertyWithDefaultWrapper : private Value::Listener
{
public:
ValueTreePropertyWithDefaultWrapper() = default;
void init (const ValueTreePropertyWithDefault& v,
ValueTreePropertyWithDefault global,
TargetOS::OS targetOS)
{
wrappedValue = v;
globalValue = global.getPropertyAsValue();
globalIdentifier = global.getPropertyID();
os = targetOS;
if (wrappedValue.get() == var())
wrappedValue.resetToDefault();
globalValue.addListener (this);
valueChanged (globalValue);
}
ValueTreePropertyWithDefault& getWrappedValueTreePropertyWithDefault()
{
return wrappedValue;
}
var getCurrentValue() const
{
return wrappedValue.get();
}
private:
void valueChanged (Value&) override
{
wrappedValue.setDefault (getAppSettings().getStoredPath (globalIdentifier, os).get());
}
ValueTreePropertyWithDefault wrappedValue;
Value globalValue;
Identifier globalIdentifier;
TargetOS::OS os;
};