paulxstretch/deps/juce/extras/Projucer/Source/Project/UI/jucer_ContentViewComponents.h

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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2020 - 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 6 End-User License
Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
End User License Agreement: www.juce.com/juce-6-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.
==============================================================================
*/
#pragma once
#include "../../Utility/UI/PropertyComponents/jucer_LabelPropertyComponent.h"
//==============================================================================
struct ContentViewHeader : public Component
{
ContentViewHeader (String headerName, Icon headerIcon)
: name (headerName), icon (headerIcon)
{
setTitle (name);
}
void paint (Graphics& g) override
{
g.fillAll (findColour (contentHeaderBackgroundColourId));
auto bounds = getLocalBounds().reduced (20, 0);
icon.withColour (Colours::white).draw (g, bounds.toFloat().removeFromRight (30), false);
g.setColour (Colours::white);
g.setFont (Font (18.0f));
g.drawFittedText (name, bounds, Justification::centredLeft, 1);
}
String name;
Icon icon;
};
//==============================================================================
class ListBoxHeader : public Component
{
public:
ListBoxHeader (Array<String> columnHeaders)
{
for (auto s : columnHeaders)
{
addAndMakeVisible (headers.add (new Label (s, s)));
widths.add (1.0f / (float) columnHeaders.size());
}
setSize (200, 40);
}
ListBoxHeader (Array<String> columnHeaders, Array<float> columnWidths)
{
jassert (columnHeaders.size() == columnWidths.size());
auto index = 0;
for (auto s : columnHeaders)
{
addAndMakeVisible (headers.add (new Label (s, s)));
widths.add (columnWidths.getUnchecked (index++));
}
recalculateWidths();
setSize (200, 40);
}
void resized() override
{
auto bounds = getLocalBounds();
auto width = bounds.getWidth();
auto index = 0;
for (auto h : headers)
{
auto headerWidth = roundToInt ((float) width * widths.getUnchecked (index));
h->setBounds (bounds.removeFromLeft (headerWidth));
++index;
}
}
void setColumnHeaderWidth (int index, float proportionOfWidth)
{
if (! (isPositiveAndBelow (index, headers.size()) && isPositiveAndNotGreaterThan (proportionOfWidth, 1.0f)))
{
jassertfalse;
return;
}
widths.set (index, proportionOfWidth);
recalculateWidths (index);
}
int getColumnX (int index)
{
auto prop = 0.0f;
for (int i = 0; i < index; ++i)
prop += widths.getUnchecked (i);
return roundToInt (prop * (float) getWidth());
}
float getProportionAtIndex (int index)
{
jassert (isPositiveAndBelow (index, widths.size()));
return widths.getUnchecked (index);
}
private:
OwnedArray<Label> headers;
Array<float> widths;
void recalculateWidths (int indexToIgnore = -1)
{
auto total = 0.0f;
for (auto w : widths)
total += w;
if (total == 1.0f)
return;
auto diff = 1.0f - total;
auto amount = diff / static_cast<float> (indexToIgnore == -1 ? widths.size() : widths.size() - 1);
for (int i = 0; i < widths.size(); ++i)
{
if (i != indexToIgnore)
{
auto val = widths.getUnchecked (i);
widths.set (i, val + amount);
}
}
}
};
//==============================================================================
class InfoButton : public Button
{
public:
InfoButton (const String& infoToDisplay = {})
: Button ({})
{
setTitle ("Info");
if (infoToDisplay.isNotEmpty())
setInfoToDisplay (infoToDisplay);
setSize (20, 20);
}
void paintButton (Graphics& g, bool isMouseOverButton, bool isButtonDown) override
{
auto bounds = getLocalBounds().toFloat().reduced (2);
auto& icon = getIcons().info;
g.setColour (findColour (treeIconColourId).withMultipliedAlpha (isMouseOverButton || isButtonDown ? 1.0f : 0.5f));
if (isButtonDown)
g.fillEllipse (bounds);
else
g.fillPath (icon, RectanglePlacement (RectanglePlacement::centred)
.getTransformToFit (icon.getBounds(), bounds));
}
void clicked() override
{
auto w = std::make_unique<InfoWindow> (info);
w->setSize (width, w->getHeight() * numLines + 10);
CallOutBox::launchAsynchronously (std::move (w), getScreenBounds(), nullptr);
}
using Button::clicked;
void setInfoToDisplay (const String& infoToDisplay)
{
if (infoToDisplay.isNotEmpty())
{
info = infoToDisplay;
auto stringWidth = roundToInt (Font (14.0f).getStringWidthFloat (info));
width = jmin (300, stringWidth);
numLines += static_cast<int> (stringWidth / width);
setHelpText (info);
}
}
void setAssociatedComponent (Component* comp) { associatedComponent = comp; }
Component* getAssociatedComponent() { return associatedComponent; }
private:
String info;
Component* associatedComponent = nullptr;
int width;
int numLines = 1;
//==============================================================================
struct InfoWindow : public Component
{
InfoWindow (const String& s)
: stringToDisplay (s)
{
setSize (150, 14);
}
void paint (Graphics& g) override
{
g.fillAll (findColour (secondaryBackgroundColourId));
g.setColour (findColour (defaultTextColourId));
g.setFont (Font (14.0f));
g.drawFittedText (stringToDisplay, getLocalBounds(), Justification::centred, 15, 0.75f);
}
String stringToDisplay;
};
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (InfoButton)
};
//==============================================================================
class PropertyGroupComponent : public Component,
private TextPropertyComponent::Listener
{
public:
PropertyGroupComponent (String name, Icon icon, String desc = {})
: header (name, icon),
description (desc)
{
addAndMakeVisible (header);
}
void setProperties (const PropertyListBuilder& newProps)
{
clearProperties();
if (description.isNotEmpty())
properties.push_back (std::make_unique<LabelPropertyComponent> (description, 16, Font (16.0f),
Justification::centredLeft));
for (auto* comp : newProps.components)
properties.push_back (std::unique_ptr<PropertyComponent> (comp));
for (auto& prop : properties)
{
const auto propertyTooltip = prop->getTooltip();
if (propertyTooltip.isNotEmpty())
{
// set the tooltip to empty so it only displays when its button is clicked
prop->setTooltip ({});
auto infoButton = std::make_unique<InfoButton> (propertyTooltip);
infoButton->setAssociatedComponent (prop.get());
auto propertyAndInfoWrapper = std::make_unique<PropertyAndInfoWrapper> (*prop, *infoButton.get());
addAndMakeVisible (propertyAndInfoWrapper.get());
propertyComponentsWithInfo.push_back (std::move (propertyAndInfoWrapper));
infoButtons.push_back (std::move (infoButton));
}
else
{
addAndMakeVisible (prop.get());
}
if (auto* multiChoice = dynamic_cast<MultiChoicePropertyComponent*> (prop.get()))
multiChoice->onHeightChange = [this] { updateSize(); };
if (auto* text = dynamic_cast<TextPropertyComponent*> (prop.get()))
if (text->isTextEditorMultiLine())
text->addListener (this);
}
}
int updateSize (int x, int y, int width)
{
header.setBounds (0, 0, width, headerSize);
auto height = header.getBottom() + 10;
for (auto& pp : properties)
{
const auto propertyHeight = pp->getPreferredHeight()
+ (getHeightMultiplier (pp.get()) * pp->getPreferredHeight());
auto iter = std::find_if (propertyComponentsWithInfo.begin(), propertyComponentsWithInfo.end(),
[&pp] (const std::unique_ptr<PropertyAndInfoWrapper>& w) { return &w->propertyComponent == pp.get(); });
if (iter != propertyComponentsWithInfo.end())
(*iter)->setBounds (0, height, width - 10, propertyHeight);
else
pp->setBounds (40, height, width - 50, propertyHeight);
if (shouldResizePropertyComponent (pp.get()))
resizePropertyComponent (pp.get());
height += pp->getHeight() + 10;
}
height += 16;
setBounds (x, y, width, jmax (height, getParentHeight()));
return height;
}
void paint (Graphics& g) override
{
g.fillAll (findColour (secondaryBackgroundColourId));
}
const std::vector<std::unique_ptr<PropertyComponent>>& getProperties() const noexcept
{
return properties;
}
void clearProperties()
{
propertyComponentsWithInfo.clear();
infoButtons.clear();
properties.clear();
}
private:
//==============================================================================
struct PropertyAndInfoWrapper : public Component
{
PropertyAndInfoWrapper (PropertyComponent& c, InfoButton& i)
: propertyComponent (c),
infoButton (i)
{
setFocusContainerType (FocusContainerType::focusContainer);
setTitle (propertyComponent.getName());
addAndMakeVisible (propertyComponent);
addAndMakeVisible (infoButton);
}
void resized() override
{
auto bounds = getLocalBounds();
bounds.removeFromLeft (40);
bounds.removeFromRight (10);
propertyComponent.setBounds (bounds);
infoButton.setCentrePosition (20, bounds.getHeight() / 2);
}
PropertyComponent& propertyComponent;
InfoButton& infoButton;
};
//==============================================================================
void textPropertyComponentChanged (TextPropertyComponent* comp) override
{
auto fontHeight = [comp]
{
Label tmpLabel;
return comp->getLookAndFeel().getLabelFont (tmpLabel).getHeight();
}();
auto lines = StringArray::fromLines (comp->getText());
comp->setPreferredHeight (jmax (100, 10 + roundToInt (fontHeight * (float) lines.size())));
updateSize();
}
void updateSize()
{
updateSize (getX(), getY(), getWidth());
if (auto* parent = getParentComponent())
parent->parentSizeChanged();
}
bool shouldResizePropertyComponent (PropertyComponent* p)
{
if (auto* textComp = dynamic_cast<TextPropertyComponent*> (p))
return ! textComp->isTextEditorMultiLine();
return (dynamic_cast<ChoicePropertyComponent*> (p) != nullptr
|| dynamic_cast<ButtonPropertyComponent*> (p) != nullptr
|| dynamic_cast<BooleanPropertyComponent*> (p) != nullptr);
}
void resizePropertyComponent (PropertyComponent* pp)
{
for (auto i = pp->getNumChildComponents() - 1; i >= 0; --i)
{
auto* child = pp->getChildComponent (i);
auto bounds = child->getBounds();
child->setBounds (bounds.withSizeKeepingCentre (child->getWidth(), pp->getPreferredHeight()));
}
}
int getHeightMultiplier (PropertyComponent* pp)
{
auto availableTextWidth = ProjucerLookAndFeel::getTextWidthForPropertyComponent (pp);
auto font = ProjucerLookAndFeel::getPropertyComponentFont();
auto nameWidth = font.getStringWidthFloat (pp->getName());
if (availableTextWidth == 0)
return 0;
return static_cast<int> (nameWidth / (float) availableTextWidth);
}
//==============================================================================
static constexpr int headerSize = 40;
std::vector<std::unique_ptr<PropertyComponent>> properties;
std::vector<std::unique_ptr<InfoButton>> infoButtons;
std::vector<std::unique_ptr<PropertyAndInfoWrapper>> propertyComponentsWithInfo;
ContentViewHeader header;
String description;
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PropertyGroupComponent)
};