VST 3 SDK VST 3.7 SDK for developing VST plug-in

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Public Member Functions | Protected Types | Protected Attributes | List of all members
ParameterContainer Class Reference
VST Implementation Helper Classes

Collection of parameters. More...

`#include <vstparameters.h>`

## Public Member Functions
| ParameterContainer ()
| ~ParameterContainer ()
void | init (int32 initialSize=10, int32 resizeDelta=100)
| Init param array.
Parameter * | addParameter (const ParameterInfo &info)
| Creates and adds a new parameter from a ParameterInfo.
Parameter * | addParameter (const TChar *title, const TChar *units=nullptr, int32 stepCount=0, ParamValue defaultValueNormalized=0., int32 flags=ParameterInfo::kCanAutomate, int32 tag=-1, UnitID unitID=kRootUnitId, const TChar *shortTitle=nullptr)
| Creates and adds a new parameter with given properties.
Parameter * | addParameter (Parameter *p)
| Adds a given parameter.
int32 | getParameterCount () const
| Returns the count of parameters.
Parameter * | getParameterByIndex (int32 index) const
| Gets parameter by index.
void | removeAll ()
| Removes all parameters.
Parameter * | getParameter (ParamID tag) const
| Gets parameter by ID.
bool | removeParameter (ParamID tag)
| Remove a specific parameter by ID.

## Protected Types
using | ParameterPtrVector = std::vector<IPtr<Parameter>>
using | IndexMap = std::map<ParamID, ParameterPtrVector::size_type>

## Protected Attributes
ParameterPtrVector * | params {nullptr}
IndexMap | id2index

## Detailed Description

Collection of parameters.

## Member Typedef Documentation

## ◆ ParameterPtrVector

using ParameterPtrVector = std::vector<IPtr<Parameter>>
| protected

## ◆ IndexMap

using IndexMap = std::map<ParamID, ParameterPtrVector::size_type>
| protected

## Constructor & Destructor Documentation

## ◆ ParameterContainer()

ParameterContainer | ( |  | ) |

## ◆ ~ParameterContainer()

~ParameterContainer | ( |  | ) |

## Member Function Documentation

## ◆ init()

void init | ( | int32 | initialSize = 10,
|  | int32 | resizeDelta = 100 )

Init param array.

## ◆ addParameter() [1/3]

Parameter * addParameter | ( | const ParameterInfo & | info | ) |

Creates and adds a new parameter from a ParameterInfo.

## ◆ addParameter() [2/3]

Parameter * addParameter | ( | const TChar * | title,
|  | const TChar * | units = nullptr,
|  | int32 | stepCount = 0,
|  | ParamValue | defaultValueNormalized = 0.,
|  | int32 | flags = ParameterInfo::kCanAutomate,
|  | int32 | tag = -1,
|  | UnitID | unitID = kRootUnitId,
|  | const TChar * | shortTitle = nullptr )

Creates and adds a new parameter with given properties.

## ◆ addParameter() [3/3]

Parameter * addParameter | ( | Parameter * | p | ) |

Adds a given parameter.

## ◆ getParameterCount()

int32 getParameterCount | ( |  | ) | const
| inline

Returns the count of parameters.

## ◆ getParameterByIndex()

Parameter * getParameterByIndex | ( | int32 | index | ) | const

Gets parameter by index.

## ◆ removeAll()

void removeAll | ( |  | ) |
| inline

Removes all parameters.

## ◆ getParameter()

Parameter * getParameter | ( | ParamID | tag | ) | const

Gets parameter by ID.

## ◆ removeParameter()

bool removeParameter | ( | ParamID | tag | ) |

Remove a specific parameter by ID.

## Member Data Documentation

## ◆ params

ParameterPtrVector* params {nullptr}
| protected

## ◆ id2index

IndexMap id2index
| protected

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Copyright © Steinberg Media Technologies GmbH. All Rights Reserved. This documentation is under this license.