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WM PSYSCOLORCHANGE

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Revision as of 04:11, 18 April 2025 by Martini (talk | contribs) (Created page with "This message is posted when the Language Support Window or Dialog Procedure processes a WM_SYSCOLORCHANGE message. ==Syntax== <pre> param1 ULONG flOptions; →Options.: param2 ULONG ulReserved; →Reserved value, should be 0.: </pre> ==Parameters== ;''flOptions'' (ULONG) - input: Options. Copied from the parameter of the WinSetSysColors function. ;''ulReserved'' (ULONG) - input: Reserved value, should be 0. ==Returns== ;''ulReserved'' (ULONG) - r...")

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This message is posted when the Language Support Window or Dialog Procedure processes a WM_SYSCOLORCHANGE message.

Syntax

param1
    ULONG flOptions;  /* Options. */

param2
    ULONG ulReserved; /* Reserved value, should be 0. */

Parameters

flOptions (ULONG) - input: Options. Copied from the parameter of the WinSetSysColors function.
ulReserved (ULONG) - input: Reserved value, should be 0.

Returns

ulReserved (ULONG) - returns: Reserved value, should be 0.

Remarks

All windows in the system are invalidated so that they will be redrawn with the new system color.

Default Processing

The default window procedure takes no action on this message, other than to set ulReserved to 0.

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