git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
essej
266
deps/juce/modules/juce_gui_basics/properties/juce_TextPropertyComponent.cpp
vendored
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266
deps/juce/modules/juce_gui_basics/properties/juce_TextPropertyComponent.cpp
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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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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namespace juce
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{
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//==============================================================================
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class TextPropertyComponent::LabelComp : public Label,
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public FileDragAndDropTarget
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{
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public:
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LabelComp (TextPropertyComponent& tpc, int charLimit, bool multiline, bool editable)
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: Label ({}, {}),
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owner (tpc),
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maxChars (charLimit),
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isMultiline (multiline)
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{
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setEditable (editable, editable);
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updateColours();
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}
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bool isInterestedInFileDrag (const StringArray&) override
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{
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return interestedInFileDrag;
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}
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void filesDropped (const StringArray& files, int, int) override
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{
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setText (getText() + files.joinIntoString (isMultiline ? "\n" : ", "), sendNotificationSync);
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showEditor();
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}
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TextEditor* createEditorComponent() override
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{
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auto* ed = Label::createEditorComponent();
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ed->setInputRestrictions (maxChars);
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if (isMultiline)
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{
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ed->setMultiLine (true, true);
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ed->setReturnKeyStartsNewLine (true);
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}
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return ed;
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}
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void textWasEdited() override
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{
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owner.textWasEdited();
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}
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void updateColours()
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{
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setColour (backgroundColourId, owner.findColour (TextPropertyComponent::backgroundColourId));
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setColour (outlineColourId, owner.findColour (TextPropertyComponent::outlineColourId));
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setColour (textColourId, owner.findColour (TextPropertyComponent::textColourId));
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repaint();
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}
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void setInterestedInFileDrag (bool isInterested)
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{
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interestedInFileDrag = isInterested;
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}
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void setTextToDisplayWhenEmpty (const String& text, float alpha)
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{
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textToDisplayWhenEmpty = text;
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alphaToUseForEmptyText = alpha;
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}
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void paintOverChildren (Graphics& g) override
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{
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if (getText().isEmpty() && ! isBeingEdited())
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{
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auto& lf = owner.getLookAndFeel();
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auto textArea = lf.getLabelBorderSize (*this).subtractedFrom (getLocalBounds());
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auto labelFont = lf.getLabelFont (*this);
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g.setColour (owner.findColour (TextPropertyComponent::textColourId).withAlpha (alphaToUseForEmptyText));
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g.setFont (labelFont);
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g.drawFittedText (textToDisplayWhenEmpty, textArea, getJustificationType(),
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jmax (1, (int) ((float) textArea.getHeight() / labelFont.getHeight())),
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getMinimumHorizontalScale());
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}
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}
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private:
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TextPropertyComponent& owner;
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int maxChars;
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bool isMultiline;
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bool interestedInFileDrag = true;
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String textToDisplayWhenEmpty;
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float alphaToUseForEmptyText = 0.0f;
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};
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//==============================================================================
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class TextPropertyComponent::RemapperValueSourceWithDefault : public Value::ValueSource
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{
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public:
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RemapperValueSourceWithDefault (ValueWithDefault* vwd)
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: valueWithDefault (vwd)
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{
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}
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var getValue() const override
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{
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if (valueWithDefault == nullptr || valueWithDefault->isUsingDefault())
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return {};
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return valueWithDefault->get();
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}
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void setValue (const var& newValue) override
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{
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if (valueWithDefault == nullptr)
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return;
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if (newValue.toString().isEmpty())
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valueWithDefault->resetToDefault();
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else
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*valueWithDefault = newValue;
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}
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private:
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WeakReference<ValueWithDefault> valueWithDefault;
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RemapperValueSourceWithDefault)
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};
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//==============================================================================
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TextPropertyComponent::TextPropertyComponent (const String& name,
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int maxNumChars,
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bool multiLine,
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bool isEditable)
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: PropertyComponent (name),
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isMultiLine (multiLine)
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{
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createEditor (maxNumChars, isEditable);
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}
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TextPropertyComponent::TextPropertyComponent (const Value& valueToControl, const String& name,
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int maxNumChars, bool multiLine, bool isEditable)
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: TextPropertyComponent (name, maxNumChars, multiLine, isEditable)
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{
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textEditor->getTextValue().referTo (valueToControl);
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}
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TextPropertyComponent::TextPropertyComponent (ValueWithDefault& valueToControl, const String& name,
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int maxNumChars, bool multiLine, bool isEditable)
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: TextPropertyComponent (name, maxNumChars, multiLine, isEditable)
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{
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valueWithDefault = &valueToControl;
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textEditor->getTextValue().referTo (Value (new RemapperValueSourceWithDefault (valueWithDefault)));
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textEditor->setTextToDisplayWhenEmpty (valueWithDefault->getDefault(), 0.5f);
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valueWithDefault->onDefaultChange = [this]
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{
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textEditor->setTextToDisplayWhenEmpty (valueWithDefault->getDefault(), 0.5f);
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repaint();
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};
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}
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TextPropertyComponent::~TextPropertyComponent()
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{
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if (valueWithDefault != nullptr)
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valueWithDefault->onDefaultChange = nullptr;
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}
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void TextPropertyComponent::setText (const String& newText)
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{
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textEditor->setText (newText, sendNotificationSync);
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}
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String TextPropertyComponent::getText() const
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{
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return textEditor->getText();
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}
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Value& TextPropertyComponent::getValue() const
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{
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return textEditor->getTextValue();
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}
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void TextPropertyComponent::createEditor (int maxNumChars, bool isEditable)
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{
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textEditor.reset (new LabelComp (*this, maxNumChars, isMultiLine, isEditable));
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addAndMakeVisible (textEditor.get());
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if (isMultiLine)
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{
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textEditor->setJustificationType (Justification::topLeft);
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preferredHeight = 100;
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}
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}
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void TextPropertyComponent::refresh()
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{
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textEditor->setText (getText(), dontSendNotification);
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}
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void TextPropertyComponent::textWasEdited()
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{
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auto newText = textEditor->getText();
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if (getText() != newText)
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setText (newText);
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callListeners();
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}
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void TextPropertyComponent::addListener (TextPropertyComponent::Listener* l) { listenerList.add (l); }
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void TextPropertyComponent::removeListener (TextPropertyComponent::Listener* l) { listenerList.remove (l); }
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void TextPropertyComponent::callListeners()
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{
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Component::BailOutChecker checker (this);
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listenerList.callChecked (checker, [this] (Listener& l) { l.textPropertyComponentChanged (this); });
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}
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void TextPropertyComponent::colourChanged()
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{
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PropertyComponent::colourChanged();
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textEditor->updateColours();
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}
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void TextPropertyComponent::setInterestedInFileDrag (bool isInterested)
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{
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if (textEditor != nullptr)
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textEditor->setInterestedInFileDrag (isInterested);
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}
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void TextPropertyComponent::setEditable (bool isEditable)
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{
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if (textEditor != nullptr)
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textEditor->setEditable (isEditable, isEditable);
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}
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} // namespace juce
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