mirror of
https://github.com/juce-framework/JUCE.git
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111 lines
3.6 KiB
C++
111 lines
3.6 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE 6 technical preview.
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Copyright (c) 2020 - Raw Material Software Limited
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You may use this code under the terms of the GPL v3
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(see www.gnu.org/licenses).
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For this technical preview, this file is not subject to commercial licensing.
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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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#include "../../Application/jucer_Headers.h"
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#include "jucer_SlidingPanelComponent.h"
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//==============================================================================
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struct SlidingPanelComponent::DotButton : public Button
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{
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DotButton (SlidingPanelComponent& sp, int pageIndex)
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: Button (String()), owner (sp), index (pageIndex) {}
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void paintButton (Graphics& g, bool /*isMouseOverButton*/, bool /*isButtonDown*/) override
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{
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g.setColour (findColour (defaultButtonBackgroundColourId));
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const auto r = getLocalBounds().reduced (getWidth() / 4).toFloat();
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if (index == owner.getCurrentTabIndex())
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g.fillEllipse (r);
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else
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g.drawEllipse (r, 1.0f);
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}
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void clicked() override
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{
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owner.goToTab (index);
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}
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using Button::clicked;
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SlidingPanelComponent& owner;
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int index;
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};
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//==============================================================================
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SlidingPanelComponent::SlidingPanelComponent()
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: currentIndex (0), dotSize (20)
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{
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addAndMakeVisible (pageHolder);
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}
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SlidingPanelComponent::~SlidingPanelComponent()
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{
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}
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SlidingPanelComponent::PageInfo::~PageInfo()
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{
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if (shouldDelete)
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content.deleteAndZero();
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}
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void SlidingPanelComponent::addTab (const String& tabName,
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Component* const contentComponent,
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const bool deleteComponentWhenNotNeeded,
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const int insertIndex)
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{
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PageInfo* page = new PageInfo();
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pages.insert (insertIndex, page);
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page->content = contentComponent;
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page->dotButton.reset (new DotButton (*this, pages.indexOf (page)));
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addAndMakeVisible (page->dotButton.get());
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page->name = tabName;
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page->shouldDelete = deleteComponentWhenNotNeeded;
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pageHolder.addAndMakeVisible (contentComponent);
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resized();
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}
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void SlidingPanelComponent::goToTab (int targetTabIndex)
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{
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currentIndex = targetTabIndex;
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Desktop::getInstance().getAnimator()
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.animateComponent (&pageHolder, pageHolder.getBounds().withX (-targetTabIndex * getWidth()),
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1.0f, 600, false, 0.0, 0.0);
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repaint();
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}
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void SlidingPanelComponent::resized()
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{
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pageHolder.setBounds (-currentIndex * getWidth(), pageHolder.getPosition().y,
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getNumTabs() * getWidth(), getHeight());
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Rectangle<int> content (getLocalBounds());
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Rectangle<int> dotHolder = content.removeFromBottom (20 + dotSize)
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.reduced ((content.getWidth() - dotSize * getNumTabs()) / 2, 10);
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for (int i = 0; i < getNumTabs(); ++i)
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pages.getUnchecked(i)->dotButton->setBounds (dotHolder.removeFromLeft (dotSize));
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for (int i = pages.size(); --i >= 0;)
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if (Component* c = pages.getUnchecked(i)->content)
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c->setBounds (content.translated (i * content.getWidth(), 0));
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}
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