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| author | alberth <alberth@openttd.org> | 2009-04-26 16:30:12 +0000 |
|---|---|---|
| committer | alberth <alberth@openttd.org> | 2009-04-26 16:30:12 +0000 |
| commit | 25ac77a612c47645787e7af71f7298d511c480ea (patch) | |
| tree | 19ab07d774deba3a0d951c04d97cc2fc7b173290 /src/widget_type.h | |
| parent | e04ddbe0ac4ed41853852c35666c551407c226b4 (diff) | |
| download | openttd-25ac77a612c47645787e7af71f7298d511c480ea.tar.xz | |
(svn r16167) -Codechange: Added empty-ness test to nested widget containers.
Diffstat (limited to 'src/widget_type.h')
| -rw-r--r-- | src/widget_type.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/widget_type.h b/src/widget_type.h index 39ed87c2b..f34be9bf1 100644 --- a/src/widget_type.h +++ b/src/widget_type.h @@ -212,6 +212,9 @@ public: void Add(NWidgetBase *wid); void SetPIP(uint8 pip_pre, uint8 pip_inter, uint8 pip_post); + /** Return whether the container is empty. */ + inline bool IsEmpty() { return head == NULL; }; + protected: uint8 pip_pre; ///< Amount of space before first widget. uint8 pip_inter; ///< Amount of space between widgets. |