Merge branch 'ctkdirectorybutton-see-also'

* ctkdirectorybutton-see-also:
  Cross reference ctkPathLineEdit, ctkDirectoryButton and ctkPathListWidget

Libs/Widgets/ctkDirectoryButton.h

@@ -39,7 +39,7 @@ class ctkDirectoryButtonPrivate;
 /// ctkDirectoryButton is a QPushButton to select a directory path.
 /// The absolute path is displayed on the button. When clicked, a
 /// file dialog pops up to select a new directory path.
-/// \sa QPushButton, QDir
+/// \sa ctkPathLineEdit, ctkPathListWidget, QPushButton, QDir
 class CTK_WIDGETS_EXPORT ctkDirectoryButton: public QWidget
 {
   Q_OBJECT

Libs/Widgets/ctkPathLineEdit.h

@@ -54,10 +54,10 @@ class QComboBox;
 #include "ctkWidgetsExport.h"
 class ctkPathLineEditPrivate;
 
-/**
- * \ingroup Widgets
- * \brief Advanced line edit to select file or directory
-*/
+/// \ingroup Widgets
+/// \brief Advanced line edit to select a file or directory.
+/// \sa ctkDirectoryButton, ctkPathListWidget
+///
 class CTK_WIDGETS_EXPORT ctkPathLineEdit: public QWidget
 {
   Q_OBJECT

Libs/Widgets/ctkPathListWidget.h

@@ -42,6 +42,7 @@ class QStandardItem;
 /// lists of file and/or directory entries. A \e path denotes either a file or a directory.
 /// Paths can be relative or absolute and the range of valid paths can be constrained
 /// by setting file and directory options.
+/// \sa ctkPathLineEdit, ctkDirectoryButton
 ///
 class CTK_WIDGETS_EXPORT ctkPathListWidget : public QListView
 {