MNALIB::MnaParamTree Class Reference

Parameter tree with formula-driven dynamic bindings. More...

#include <mna_param_tree.h>

Public Member Functions
	MnaParamTree ()
void	setParam (const QString &path, const QVariant &value)
QVariant	param (const QString &path) const
bool	hasParam (const QString &path) const
QStringList	allPaths () const
void	addBinding (const MnaParamBinding &binding)
void	removeBinding (const QString &targetPath)
QList< MnaParamBinding >	bindings () const
bool	hasBinding (const QString &targetPath) const
QStringList	evaluate (const QMap< QString, QVariant > &results)
QVariant	evaluateExpression (const QString &expr, const QMap< QString, QVariant > &results) const
QJsonObject	toJson () const

Static Public Member Functions
static MnaParamTree	fromJson (const QJsonObject &obj)

Detailed Description

Parameter tree with formula-driven dynamic bindings.

Hierarchical parameter store for the MNA graph. Each parameter has a path ("nodeId/attrKey") and an optional binding — a formula that recomputes the value whenever a trigger condition is met.

Definition at line 72 of file mna_param_tree.h.

Constructor & Destructor Documentation

MnaParamTree()

MnaParamTree::MnaParamTree

(

)

Definition at line 56 of file mna_param_tree.cpp.

Member Function Documentation

addBinding()

void MnaParamTree::addBinding

(

const MnaParamBinding &

binding

)

Definition at line 90 of file mna_param_tree.cpp.

allPaths()

QStringList MnaParamTree::allPaths

(

)

const

Definition at line 83 of file mna_param_tree.cpp.

bindings()

QList< MnaParamBinding > MnaParamTree::bindings

(

)

const

Definition at line 104 of file mna_param_tree.cpp.

evaluate()

QStringList MnaParamTree::evaluate

(

const QMap< QString, QVariant > &

results

)

Evaluate all bindings whose trigger condition is met.

Parameters

results

Map of nodeId::portName → data (from execution context).

Returns

Paths whose values changed.

Definition at line 118 of file mna_param_tree.cpp.

evaluateExpression()

QVariant MnaParamTree::evaluateExpression	(	const QString &	expr,
		const QMap< QString, QVariant > &	results ) const

Evaluate a single expression in the current context.

Parameters

expr	Expression string.
results	Map of nodeId::portName → data (from execution context).

Returns

Computed value.

Definition at line 146 of file mna_param_tree.cpp.

fromJson()

MnaParamTree MnaParamTree::fromJson ( const QJsonObject & obj )

static

Definition at line 285 of file mna_param_tree.cpp.

hasBinding()

bool MnaParamTree::hasBinding

(

const QString &

targetPath

)

const

Definition at line 111 of file mna_param_tree.cpp.

hasParam()

bool MnaParamTree::hasParam

(

const QString &

path

)

const

Definition at line 76 of file mna_param_tree.cpp.

param()

QVariant MnaParamTree::param

(

const QString &

path

)

const

Definition at line 69 of file mna_param_tree.cpp.

removeBinding()

void MnaParamTree::removeBinding

(

const QString &

targetPath

)

Definition at line 97 of file mna_param_tree.cpp.

setParam()

void MnaParamTree::setParam	(	const QString &	path,
		const QVariant &	value )

Definition at line 62 of file mna_param_tree.cpp.

toJson()

QJsonObject MnaParamTree::toJson

(

)

const

Definition at line 258 of file mna_param_tree.cpp.

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The documentation for this class was generated from the following files:

• src/libraries/mna/mna_param_tree.h
• src/libraries/mna/mna_param_tree.cpp