juce_CaretComponent.cpp

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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.
 
  ==============================================================================
*/
 
namespace juce
{
 
CaretComponent::CaretComponent (Component* const keyFocusOwner)
    : owner (keyFocusOwner)
{
    setPaintingIsUnclipped (true);
    setInterceptsMouseClicks (false, false);
}
 
CaretComponent::~CaretComponent()
{
}
 
void CaretComponent::paint (Graphics& g)
{
    g.setColour (findColour (caretColourId, true));
    g.fillRect (getLocalBounds());
}
 
void CaretComponent::timerCallback()
{
    setVisible (shouldBeShown() && ! isVisible());
}
 
void CaretComponent::setCaretPosition (const Rectangle<int>& characterArea)
{
    startTimer (380);
    setVisible (shouldBeShown());
    setBounds (characterArea.withWidth (2));
}
 
bool CaretComponent::shouldBeShown() const
{
    return owner == nullptr || (owner->hasKeyboardFocus (false)
                                 && ! owner->isCurrentlyBlockedByAnotherModalComponent());
}
 
} // namespace juce