Adds `linespacing()` to `Fl_Browser_` and all derived widgets

2 files changed, 13 insertions, 1 deletions

diff --git a/FL/Fl_Browser_.H b/FL/Fl_Browser_.H
index d83f94ee0..37ae59c5e 100644
--- a/FL/Fl_Browser_.H
+++ b/FL/Fl_Browser_.H
@@ -96,6 +96,7 @@ class FL_EXPORT Fl_Browser_ : public Fl_Group {
   void *redraw1,*redraw2; // minimal update pointers
   void* max_width_item; // which item has max_width_
   int scrollbar_size_;  // size of scrollbar trough
+  int linespacing_;
 
   void update_top();
 
@@ -400,6 +401,17 @@ public:
   */
   void scrollbar_left() { scrollbar.align(FL_ALIGN_LEFT); }
   void sort(int flags=0);
+
+  /**
+   Add some space between browser lines.
+   \param[in] pixels number of additional pixels between lines.
+   */
+  void linespacing(int pixels) { linespacing_ = pixels; }
+
+  /** Return the height of additional spacing between browser lines.
+   \return spacing height in pixel units.
+   */
+  int linespacing() const { return linespacing_; }
 };
 
 #endif
diff --git a/FL/Fl_File_Browser.H b/FL/Fl_File_Browser.H
index 101add4de..620315c17 100644
--- a/FL/Fl_File_Browser.H
+++ b/FL/Fl_File_Browser.H
@@ -46,7 +46,7 @@ class FL_EXPORT Fl_File_Browser : public Fl_Browser {
   int   item_height(void *) const FL_OVERRIDE;
   int   item_width(void *) const FL_OVERRIDE;
   void  item_draw(void *, int, int, int, int) const FL_OVERRIDE;
-  int   incr_height() const FL_OVERRIDE { return (item_height(0)); }
+  int   incr_height() const FL_OVERRIDE { return (item_height(0) + linespacing()); }
 
 public:
   enum { FILES, DIRECTORIES };