TBM_SETTHUMBLENGTH message
Sets the length of the slider in a trackbar. This message is ignored if the trackbar does not have the TBS_FIXEDLENGTH style.
Parameters
-
wParam
-
Length, in pixels, of the slider.
-
lParam
- Must be zero.
Return value
No return value.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2003 [desktop apps only] |
| Header |
|