[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] |
Handles a LM_XBUTTONDOWN (extra mouse button down) message for the control.
Source position: controls.pp line 1424
protected procedure TControl.WMXButtonDown( |
var Message: TLMXButtonDown |
); message; |
Message |
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Message examined and optionally handled in the method. |
Checks the Keys member in Message to determine whether the first or second extra mouse button is represented in the structure. No actions are performed in the method if Keys does not represent the mbExtra1 or mbExtra2 mouse button.
Sets MouseCapture to True when enabled in the ControlStyle property and the mouse button is included in CaptureMouseButtons.
Calls the DoMouseDown method to perform the mouse button event for the control, and to signal its OnMouseDown event handler (when assigned). No mouse down actions are performed when standard events are ignored by including csNoStdEvents in the ControlStyle property.
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Contains style flags which control the features or behaviors enabled for the control. |
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True when mouse messages are currently captured by this control. |
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Indicates the mouse button(s) which are captured for the control. |
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Handles a mouse down event for the control. |
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Performs actions needed to handle a mouse down event for the control. |
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Event handler signalled when a mouse down event is handled for the control. |
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Enumeration with values for logical mouse buttons. |
Version 3.2 | Generated 2024-02-25 | Home |