X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/906c935a80b10d53cecf57f71ab5f3f4f1d529ec..e2cb99c8567e4010a2caf77e3e8b7e4501bf3d6a:/src/msw/checkbox.cpp

diff --git a/src/msw/checkbox.cpp b/src/msw/checkbox.cpp
index 3e4c964624..9e0aeede7f 100644
--- a/src/msw/checkbox.cpp
+++ b/src/msw/checkbox.cpp
@@ -147,6 +147,19 @@ wxSize wxCheckBox::DoGetBestSize() const
         dc.GetMultiLineTextExtent(GetLabelText(str), &wCheckbox, &hCheckbox);
         wCheckbox += s_checkSize + GetCharWidth();
 
+        if ( ::GetWindowLong(GetHwnd(), GWL_STYLE) & BS_MULTILINE )
+        {
+            // We need to make the checkbox even wider in this case because
+            // otherwise it wraps lines automatically and not only on "\n"s as
+            // we need and this makes the size computed here wrong resulting in
+            // checkbox contents being truncated when it's actually displayed.
+            // Without this hack simple checkbox with "Some thing\n and more"
+            // label appears on 3 lines, not 2, under Windows 2003 using
+            // classic look and feel (although it works fine under Windows 7,
+            // with or without themes).
+            wCheckbox += s_checkSize;
+        }
+
         if ( hCheckbox < s_checkSize )
             hCheckbox = s_checkSize;
     }