JUCE/examples/Demo/Source/Demos/PropertiesDemo.cpp

/*
  ==============================================================================

   This file is part of the JUCE library.
   Copyright (c) 2017 - ROLI Ltd.

   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 5 End-User License
   Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
   27th April 2017).

   End User License Agreement: www.juce.com/juce-5-licence
   Privacy Policy: www.juce.com/juce-5-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.

  ==============================================================================
*/

#include "../JuceDemoHeader.h"


//==============================================================================
class DemoButtonPropertyComponent : public ButtonPropertyComponent
{
public:
    DemoButtonPropertyComponent (const String& propertyName)
        : ButtonPropertyComponent (propertyName, true),
          counter (0)
    {
        refresh();
    }

    void buttonClicked() override
    {
        ++counter;
        AlertWindow::showMessageBoxAsync (AlertWindow::InfoIcon, "Action Button Pressed",
                                          "Pressing this type of property component can trigger an action such as showing an alert window!");
        refresh();
    }

    String getButtonText() const override
    {
        String text ("Button clicked ");
        text << counter << " times";
        return text;
    }

private:
    int counter;
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DemoButtonPropertyComponent)
};

//==============================================================================
class DemoSliderPropertyComponent : public SliderPropertyComponent
{
public:
    DemoSliderPropertyComponent (const String& propertyName)
        : SliderPropertyComponent (propertyName, 0.0, 100.0, 0.001)
    {
        setValue (Random::getSystemRandom().nextDouble() * 42.0);
    }

    void setValue (double newValue) override
    {
        slider.setValue (newValue);
    }

private:
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DemoSliderPropertyComponent)
};

//==============================================================================
static Array<PropertyComponent*> createTextEditors()
{
    Array<PropertyComponent*> comps;

    comps.add (new TextPropertyComponent (Value (var ("This is a single-line Text Property")), "Text 1", 200, false));
    comps.add (new TextPropertyComponent (Value (var ("Another one")), "Text 2", 200, false));

    comps.add (new TextPropertyComponent (Value (var (
        "Lorem ipsum dolor sit amet, cu mei labore admodum facilisi. Iriure iuvaret invenire ea vim, cum quod"
        "si intellegat delicatissimi an. Cetero recteque ei eos, his an scripta fastidii placerat. Nec et anc"
        "illae nominati corrumpit. Vis dictas audire accumsan ad, elit fabulas saperet mel eu.\n"
        "\n"
        "Dicam utroque ius ne, eum choro phaedrum eu. Ut mel omnes virtute appareat, semper quodsi labitur in"
        " cum. Est aeque eripuit deleniti in, amet ferri recusabo ea nec. Cu persius maiorum corrumpit mei, i"
        "n ridens perpetua mea, pri nobis tation inermis an. Vis alii autem cotidieque ut, ius harum salutatu"
        "s ut. Mel eu purto veniam dissentias, malis doctus bonorum ne vel, mundi aperiam adversarium cu eum."
        " Mei quando graeci te, dolore accusata mei te.")),
                                          "Multi-line text",
                                          1000, true));

    return comps;
}

static Array<PropertyComponent*> createSliders (int howMany)
{
    Array<PropertyComponent*> comps;

    for (int i = 0; i < howMany; ++i)
        comps.add (new DemoSliderPropertyComponent ("Slider " + String (i + 1)));

    return comps;
}

static Array<PropertyComponent*> createButtons (int howMany)
{
    Array<PropertyComponent*> comps;

    for (int i = 0; i < howMany; ++i)
        comps.add (new DemoButtonPropertyComponent ("Button " + String (i + 1)));

    for (int i = 0; i < howMany; ++i)
        comps.add (new BooleanPropertyComponent (Value (Random::getSystemRandom().nextBool()), "Toggle " + String (i + 1), "Description of toggleable thing"));

    return comps;
}

static Array<PropertyComponent*> createChoices (int howMany)
{
    Array<PropertyComponent*> comps;

    StringArray choices;
    Array<var> choiceVars;

    for (int i = 0; i < howMany; ++i)
    {
        choices.add ("Item " + String (i));
        choiceVars.add (i);
    }

    for (int i = 0; i < howMany; ++i)
        comps.add (new ChoicePropertyComponent (Value (Random::getSystemRandom().nextInt (6)), "Choice Property " + String (i + 1), choices, choiceVars));

    return comps;
}

//==============================================================================
class PropertiesDemo   : public Component
{
public:
    PropertiesDemo()
    {
        setOpaque (true);
        addAndMakeVisible (propertyPanel);

        propertyPanel.addSection ("Text Editors", createTextEditors());
        propertyPanel.addSection ("Sliders", createSliders (3));
        propertyPanel.addSection ("Choice Properties", createChoices (6));
        propertyPanel.addSection ("Buttons & Toggles", createButtons (3));
    }

    void paint (Graphics& g) override
    {
        g.fillAll (getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::windowBackground,
                                           Colour::greyLevel (0.8f)));
    }

    void resized() override
    {
        propertyPanel.setBounds (getLocalBounds().reduced (4));
    }

private:
    PropertyPanel propertyPanel;

    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PropertiesDemo)
};

//==============================================================================
class ConcertinaDemo   : public Component,
                         private Timer
{
public:
    ConcertinaDemo()
    {
        setOpaque (true);
        addAndMakeVisible (concertinaPanel);

        {
            PropertyPanel* panel = new PropertyPanel ("Text Editors");
            panel->addProperties (createTextEditors());
            addPanel (panel);
        }

        {
            PropertyPanel* panel = new PropertyPanel ("Sliders");
            panel->addSection ("Section 1", createSliders (4), true);
            panel->addSection ("Section 2", createSliders (3), true);
            addPanel (panel);
        }

        {
            PropertyPanel* panel = new PropertyPanel ("Choice Properties");
            panel->addProperties (createChoices (12));
            addPanel (panel);
        }

        {
            PropertyPanel* panel = new PropertyPanel ("Buttons & Toggles");
            panel->addProperties (createButtons (6));
            addPanel (panel);
        }

        startTimer (300);
    }

    void paint (Graphics& g) override
    {
        g.fillAll (getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::windowBackground,
                                           Colour::greyLevel (0.8f)));
    }

    void resized() override
    {
        concertinaPanel.setBounds (getLocalBounds().reduced (4));
    }

    void timerCallback() override
    {
        stopTimer();
        concertinaPanel.expandPanelFully (concertinaPanel.getPanel (0), true);
    }

private:
    ConcertinaPanel concertinaPanel;

    void addPanel (PropertyPanel* panel)
    {
        concertinaPanel.addPanel (-1, panel, true);
        concertinaPanel.setMaximumPanelSize (panel, panel->getTotalContentHeight());
    }

    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ConcertinaDemo)
};


// This static object will register this demo type in a global list of demos..
static JuceDemoType <PropertiesDemo> demo1 ("10 Components: Property Panels");
static JuceDemoType <ConcertinaDemo> demo2 ("10 Components: Concertina Panels");