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GenericAudioProcessorEditor: Update parameter names when AudioProcessor changes

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This commit is contained in:
reuk 2021-09-15 16:27:34 +01:00
parent cfec0b5356
commit 07ca7ae13b
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1 changed files with 30 additions and 1 deletions
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31
modules/juce_audio_processors/processors/juce_GenericAudioProcessorEditor.cpp
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@ -406,12 +406,16 @@ private:
};
//==============================================================================
class ParameterDisplayComponent : public Component
class ParameterDisplayComponent : public Component,
private AudioProcessorListener,
private AsyncUpdater
{
public:
ParameterDisplayComponent (AudioProcessorEditor& editorIn, AudioProcessorParameter& param)
: editor (editorIn), parameter (param)
{
editor.processor.addListener (this);
parameterName.setText (parameter.getName (128), dontSendNotification);
parameterName.setJustificationType (Justification::centredRight);
parameterName.setInterceptsMouseClicks (false, false);
@ -426,6 +430,12 @@ public:
setSize (400, 40);
}
~ParameterDisplayComponent() override
{
cancelPendingUpdate();
editor.processor.removeListener (this);
}
void resized() override
{
auto area = getLocalBounds();
@ -479,6 +489,25 @@ private:
return std::make_unique<SliderParameterComponent> (processor, parameter);
}
void audioProcessorParameterChanged (AudioProcessor*, int, float) override {}
void audioProcessorChanged (AudioProcessor*, const ChangeDetails& details) override
{
if (! details.parameterInfoChanged)
return;
if (MessageManager::getInstance()->isThisTheMessageThread())
handleAsyncUpdate();
else
triggerAsyncUpdate();
}
void handleAsyncUpdate() override
{
parameterName .setText (parameter.getName (128), dontSendNotification);
parameterLabel.setText (parameter.getLabel(), dontSendNotification);
}
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ParameterDisplayComponent)
};