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ValueTreePropertyWithDefault: Remove message thread dependency

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This commit is contained in:
ed 2021-12-14 14:38:35 +00:00
parent 156722d299
commit 53c6d19ed9
2 changed files with 74 additions and 35 deletions
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107
modules/juce_data_structures/values/juce_ValueTreePropertyWithDefault.h
View file

@ -112,7 +112,7 @@ public:
return defaultValue;
if (delimiter.isNotEmpty())
return delimitedStringToVarArray (targetTree[targetProperty].toString());
return delimitedStringToVarArray (targetTree[targetProperty].toString(), delimiter);
return targetTree[targetProperty];
}
@ -157,7 +157,7 @@ public:
void setValue (const var& newValue, UndoManager* undoManagerToUse)
{
if (auto* array = newValue.getArray())
targetTree.setProperty (targetProperty, varArrayToDelimitedString (*array), undoManagerToUse);
targetTree.setProperty (targetProperty, varArrayToDelimitedString (*array, delimiter), undoManagerToUse);
else
targetTree.setProperty (targetProperty, newValue, undoManagerToUse);
}
@ -172,7 +172,11 @@ public:
const Identifier& property,
UndoManager* um)
{
referToWithDefault (tree, property, um, {}, {});
referToWithDefault (tree,
property,
um,
Value (new SynchronousValueSource (var())),
{});
}
/** Makes the ValueTreePropertyWithDefault refer to the specified property inside
@ -185,7 +189,11 @@ public:
UndoManager* um,
var defaultVal)
{
referToWithDefault (tree, property, um, Value (defaultVal), {});
referToWithDefault (tree,
property,
um,
Value (new SynchronousValueSource (defaultVal)),
{});
}
/** Makes the ValueTreePropertyWithDefault refer to the specified property inside
@ -199,7 +207,11 @@ public:
var defaultVal,
StringRef arrayDelimiter)
{
referToWithDefault (tree, property, um, Value (defaultVal), arrayDelimiter);
referToWithDefault (tree,
property,
um,
Value (new SynchronousValueSource (defaultVal)),
arrayDelimiter);
}
//==============================================================================
@ -226,21 +238,65 @@ public:
private:
//==============================================================================
ValueTree targetTree;
Identifier targetProperty;
UndoManager* undoManager = nullptr;
Value defaultValue;
class SynchronousValueSource : public Value::ValueSource
{
public:
explicit SynchronousValueSource (const var& initialValue)
: value (initialValue)
{
}
String delimiter;
var getValue() const override
{
return value;
}
void setValue (const var& newValue) override
{
if (! newValue.equalsWithSameType (value))
{
value = newValue;
sendChangeMessage (true);
}
}
private:
var value;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SynchronousValueSource)
};
//==============================================================================
static String varArrayToDelimitedString (const Array<var>& input, StringRef delim)
{
// if you are trying to control a var that is an array then you need to
// set a delimiter string that will be used when writing to XML!
jassert (delim.isNotEmpty());
StringArray elements;
for (auto& v : input)
elements.add (v.toString());
return elements.joinIntoString (delim);
}
static Array<var> delimitedStringToVarArray (StringRef input, StringRef delim)
{
Array<var> arr;
for (auto t : StringArray::fromTokens (input, delim, {}))
arr.add (t);
return arr;
}
void valueChanged (Value&) override
{
if (onDefaultChange != nullptr)
onDefaultChange();
}
//==============================================================================
void referToWithDefault (ValueTree v,
const Identifier& i,
UndoManager* um,
@ -257,29 +313,14 @@ private:
}
//==============================================================================
String varArrayToDelimitedString (const Array<var>& input) const noexcept
{
// if you are trying to control a var that is an array then you need to
// set a delimiter string that will be used when writing to XML!
jassert (delimiter.isNotEmpty());
ValueTree targetTree;
Identifier targetProperty;
UndoManager* undoManager = nullptr;
Value defaultValue;
String delimiter;
StringArray elements;
for (auto& v : input)
elements.add (v.toString());
return elements.joinIntoString (delimiter);
}
Array<var> delimitedStringToVarArray (StringRef input) const noexcept
{
Array<var> arr;
for (auto t : StringArray::fromTokens (input, delimiter, {}))
arr.add (t);
return arr;
}
//==============================================================================
JUCE_LEAK_DETECTOR (ValueTreePropertyWithDefault)
};
//==============================================================================

2
modules/juce_data_structures/values/juce_ValueTreePropertyWithDefault_test.cpp
View file

@ -64,8 +64,6 @@ public:
beginTest ("set default");
{
ScopedJuceInitialiser_GUI scopedJuceInitialiser_gui;
ValueTree t ("root");
ValueTreePropertyWithDefault value (t, "testkey", nullptr);