git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
essej
284
deps/juce/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp
vendored
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284
deps/juce/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp
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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) 2020 - 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 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-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
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{
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//==============================================================================
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class ChoicePropertyComponent::RemapperValueSource : public Value::ValueSource,
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private Value::Listener
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{
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public:
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RemapperValueSource (const Value& source, const Array<var>& map)
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: sourceValue (source),
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mappings (map)
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{
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sourceValue.addListener (this);
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}
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var getValue() const override
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{
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auto targetValue = sourceValue.getValue();
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for (auto& map : mappings)
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if (map.equalsWithSameType (targetValue))
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return mappings.indexOf (map) + 1;
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return mappings.indexOf (targetValue) + 1;
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}
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void setValue (const var& newValue) override
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{
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auto remappedVal = mappings [static_cast<int> (newValue) - 1];
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if (! remappedVal.equalsWithSameType (sourceValue))
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sourceValue = remappedVal;
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}
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protected:
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Value sourceValue;
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Array<var> mappings;
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void valueChanged (Value&) override { sendChangeMessage (true); }
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RemapperValueSource)
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};
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//==============================================================================
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class ChoicePropertyComponent::RemapperValueSourceWithDefault : public Value::ValueSource,
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private Value::Listener
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{
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public:
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RemapperValueSourceWithDefault (ValueWithDefault* vwd, const Array<var>& map)
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: valueWithDefault (vwd),
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sourceValue (valueWithDefault->getPropertyAsValue()),
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mappings (map)
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{
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sourceValue.addListener (this);
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}
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var getValue() const override
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{
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if (valueWithDefault != nullptr && ! valueWithDefault->isUsingDefault())
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{
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const auto target = sourceValue.getValue();
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const auto equalsWithSameType = [&target] (const var& map) { return map.equalsWithSameType (target); };
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auto iter = std::find_if (mappings.begin(), mappings.end(), equalsWithSameType);
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if (iter == mappings.end())
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iter = std::find (mappings.begin(), mappings.end(), target);
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if (iter != mappings.end())
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return 1 + (int) std::distance (mappings.begin(), iter);
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}
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return -1;
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}
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void setValue (const var& newValue) override
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{
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if (valueWithDefault == nullptr)
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return;
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auto newValueInt = static_cast<int> (newValue);
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if (newValueInt == -1)
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{
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valueWithDefault->resetToDefault();
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}
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else
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{
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auto remappedVal = mappings [newValueInt - 1];
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if (! remappedVal.equalsWithSameType (sourceValue))
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*valueWithDefault = remappedVal;
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}
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}
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private:
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void valueChanged (Value&) override { sendChangeMessage (true); }
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WeakReference<ValueWithDefault> valueWithDefault;
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Value sourceValue;
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Array<var> mappings;
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RemapperValueSourceWithDefault)
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};
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//==============================================================================
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ChoicePropertyComponent::ChoicePropertyComponent (const String& name)
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: PropertyComponent (name),
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isCustomClass (true)
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{
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}
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ChoicePropertyComponent::ChoicePropertyComponent (const String& name,
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const StringArray& choiceList,
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const Array<var>& correspondingValues)
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: PropertyComponent (name),
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choices (choiceList)
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{
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// The array of corresponding values must contain one value for each of the items in
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// the choices array!
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jassertquiet (correspondingValues.size() == choices.size());
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}
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ChoicePropertyComponent::ChoicePropertyComponent (const Value& valueToControl,
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const String& name,
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const StringArray& choiceList,
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const Array<var>& correspondingValues)
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: ChoicePropertyComponent (name, choiceList, correspondingValues)
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{
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refreshChoices();
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initialiseComboBox (Value (new RemapperValueSource (valueToControl, correspondingValues)));
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}
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ChoicePropertyComponent::ChoicePropertyComponent (ValueWithDefault& valueToControl,
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const String& name,
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const StringArray& choiceList,
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const Array<var>& correspondingValues)
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: ChoicePropertyComponent (name, choiceList, correspondingValues)
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{
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valueWithDefault = &valueToControl;
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auto getDefaultString = [this, correspondingValues] { return choices [correspondingValues.indexOf (valueWithDefault->getDefault())]; };
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refreshChoices (getDefaultString());
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initialiseComboBox (Value (new RemapperValueSourceWithDefault (valueWithDefault, correspondingValues)));
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valueWithDefault->onDefaultChange = [this, getDefaultString]
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{
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auto selectedId = comboBox.getSelectedId();
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refreshChoices (getDefaultString());
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comboBox.setSelectedId (selectedId);
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};
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}
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ChoicePropertyComponent::ChoicePropertyComponent (ValueWithDefault& valueToControl,
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const String& name)
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: PropertyComponent (name),
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choices ({ "Enabled", "Disabled" })
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{
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valueWithDefault = &valueToControl;
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auto getDefaultString = [this] { return valueWithDefault->getDefault() ? "Enabled" : "Disabled"; };
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refreshChoices (getDefaultString());
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initialiseComboBox (Value (new RemapperValueSourceWithDefault (valueWithDefault, { true, false })));
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valueWithDefault->onDefaultChange = [this, getDefaultString]
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{
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auto selectedId = comboBox.getSelectedId();
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refreshChoices (getDefaultString());
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comboBox.setSelectedId (selectedId);
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};
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}
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ChoicePropertyComponent::~ChoicePropertyComponent()
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{
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if (valueWithDefault != nullptr)
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valueWithDefault->onDefaultChange = nullptr;
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}
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//==============================================================================
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void ChoicePropertyComponent::initialiseComboBox (const Value& v)
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{
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if (v != Value())
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{
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comboBox.setSelectedId (v.getValue(), dontSendNotification);
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comboBox.getSelectedIdAsValue().referTo (v);
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}
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comboBox.setEditableText (false);
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addAndMakeVisible (comboBox);
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}
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void ChoicePropertyComponent::refreshChoices()
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{
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comboBox.clear();
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for (auto choice : choices)
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{
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if (choice.isNotEmpty())
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comboBox.addItem (choice, choices.indexOf (choice) + 1);
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else
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comboBox.addSeparator();
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}
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}
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void ChoicePropertyComponent::refreshChoices (const String& defaultString)
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{
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refreshChoices();
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comboBox.addItem ("Default" + (defaultString.isNotEmpty() ? " (" + defaultString + ")" : ""), -1);
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}
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//==============================================================================
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void ChoicePropertyComponent::setIndex (const int /*newIndex*/)
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{
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jassertfalse; // you need to override this method in your subclass!
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}
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int ChoicePropertyComponent::getIndex() const
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{
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jassertfalse; // you need to override this method in your subclass!
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return -1;
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}
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const StringArray& ChoicePropertyComponent::getChoices() const
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{
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return choices;
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}
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//==============================================================================
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void ChoicePropertyComponent::refresh()
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{
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if (isCustomClass)
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{
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if (! comboBox.isVisible())
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{
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refreshChoices();
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initialiseComboBox ({});
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comboBox.onChange = [this] { changeIndex(); };
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}
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comboBox.setSelectedId (getIndex() + 1, dontSendNotification);
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}
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}
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void ChoicePropertyComponent::changeIndex()
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{
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if (isCustomClass)
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{
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auto newIndex = comboBox.getSelectedId() - 1;
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if (newIndex != getIndex())
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setIndex (newIndex);
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}
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}
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} // namespace juce
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