36 lines
711 B
Markdown
36 lines
711 B
Markdown
# OnEvent
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Chart event handler.
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```
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virtual bool OnEvent(
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const int id, // ID
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const long& lparam, // parameter
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const double& dparam, // parameter
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const string& sparam // parameter
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)
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```
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Parameters
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id
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[in] Event ID.
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lparam
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[in] Event parameter of [long](/en/docs/basis/types/integer/integertypes#long) type passed by reference.
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dparam
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[in] Event parameter of [double](/en/docs/basis/types/double) type passed by reference.
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sparam
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[in] Event parameter of [string](/en/docs/basis/types/stringconst) type passed by reference.
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Return Value
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true - event processed, otherwise - false.
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