X11: Don't redraw dialog box when mouse moves.
This fixes bug #2343. (https://bugzilla.libsdl.org/show_bug.cgi?id=2343) Thanks to Melker Narikka for the patch.
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@ -560,7 +560,11 @@ X11_MessageBoxLoop( SDL_MessageBoxDataX11 *data )
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case MotionNotify:
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if ( has_focus ) {
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/* Mouse moved... */
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int previndex = data->mouse_over_index;
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data->mouse_over_index = GetHitButtonIndex( data, e.xbutton.x, e.xbutton.y );
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if (data->mouse_over_index == previndex) {
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draw = SDL_FALSE;
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}
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}
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break;
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