+
+ if ( IsSingleLine() )
+ {
+ // If we don't set the margins explicitly, their size depends on the
+ // control initial size, see #2438. So explicitly set them to something
+ // consistent. And for this we have 2 candidates: EC_USEFONTINFO (which
+ // sets the left margin to 3 pixels, at least under Windows 7) or 0. We
+ // use the former because it looks like it was meant to be used as the
+ // default (what else would it be there for?) and 0 looks bad in
+ // classic mode, i.e. without themes. Also, the margin can be reset to
+ // 0 easily by calling SetMargins() explicitly but setting it to the
+ // default value is not currently supported.
+ //
+ // Finally, notice that EC_USEFONTINFO is used differently for plain
+ // and rich text controls.
+ WPARAM wParam;
+ LPARAM lParam;
+ if ( IsRich() )
+ {
+ wParam = EC_USEFONTINFO;
+ lParam = 0;
+ }
+ else // plain EDIT, EC_USEFONTINFO is used in lParam with them.
+ {
+ wParam = EC_LEFTMARGIN | EC_RIGHTMARGIN;
+ lParam = MAKELPARAM(EC_USEFONTINFO, EC_USEFONTINFO);
+ }
+
+ ::SendMessage(GetHwnd(), EM_SETMARGINS, wParam, lParam);
+ }
+#endif // !__WXWINCE__