6 files changed, 56 insertions, 8 deletions
diff --git a/src/gui/doc/snippets/code/src_gui_util_qvalidator.cpp b/src/gui/doc/snippets/code/src_gui_util_qvalidator.cpp
index fbf58a8c09..f9a4ee4ad1 100644
--- a/src/gui/doc/snippets/code/src_gui_util_qvalidator.cpp
+++ b/src/gui/doc/snippets/code/src_gui_util_qvalidator.cpp
@@ -133,3 +133,46 @@ s = "README.1ST";  v.validate(s, pos); // Returns Acceptable
 s = "read me.txt"; v.validate(s, pos); // Returns Invalid
 s = "readm";       v.validate(s, pos); // Returns Intermediate
 //! [4]
+
+//! [5]
+// regexp: optional '-' followed by between 1 and 3 digits
+QRegularExpression rx("-?\\d{1,3}");
+QValidator *validator = new QRegularExpressionValidator(rx, this);
+
+QLineEdit *edit = new QLineEdit(this);
+edit->setValidator(validator);
+//! [5]
+
+//! [6]
+// integers 1 to 9999
+QRegularExpression re("[1-9]\\d{0,3}");
+// the validator treats the regexp as "^[1-9]\\d{0,3}$"
+QRegularExpressionValidator v(re, 0);
+QString s;
+int pos = 0;
+
+s = "0";     v.validate(s, pos);    // returns Invalid
+s = "12345"; v.validate(s, pos);    // returns Invalid
+s = "1";     v.validate(s, pos);    // returns Acceptable
+
+re.setPattern("\\S+");            // one or more non-whitespace characters
+v.setRegularExpression(re);
+s = "myfile.txt";  v.validate(s, pos); // Returns Acceptable
+s = "my file.txt"; v.validate(s, pos); // Returns Invalid
+
+// A, B or C followed by exactly five digits followed by W, X, Y or Z
+re.setPattern("[A-C]\\d{5}[W-Z]");
+v.setRegularExpression(re);
+s = "a12345Z"; v.validate(s, pos);        // Returns Invalid
+s = "A12345Z"; v.validate(s, pos);        // Returns Acceptable
+s = "B12";     v.validate(s, pos);        // Returns Intermediate
+
+// match most 'readme' files
+re.setPattern("read\\S?me(\.(txt|asc|1st))?");
+re.setPatternOptions(QRegularExpression::CaseInsensitiveOption);
+v.setRegularExpression(re);
+s = "readme";      v.validate(s, pos); // Returns Acceptable
+s = "README.1ST";  v.validate(s, pos); // Returns Acceptable
+s = "read me.txt"; v.validate(s, pos); // Returns Invalid
+s = "readm";       v.validate(s, pos); // Returns Intermediate
+//! [6]
diff --git a/src/gui/doc/snippets/textdocument-tables/mainwindow.cpp b/src/gui/doc/snippets/textdocument-tables/mainwindow.cpp
index 443f5407e0..1169254253 100644
--- a/src/gui/doc/snippets/textdocument-tables/mainwindow.cpp
+++ b/src/gui/doc/snippets/textdocument-tables/mainwindow.cpp
@@ -87,7 +87,7 @@ MainWindow::MainWindow()
     int row;
     QTextTableCell cell;
     QTextCursor cellCursor;
-    
+
     QTextCharFormat charFormat;
     charFormat.setForeground(Qt::black);
 
diff --git a/src/gui/doc/snippets/textdocument-texttable/main.cpp b/src/gui/doc/snippets/textdocument-texttable/main.cpp
index 0024d8592b..f82b5235cf 100644
--- a/src/gui/doc/snippets/textdocument-texttable/main.cpp
+++ b/src/gui/doc/snippets/textdocument-texttable/main.cpp
@@ -56,7 +56,7 @@ int main(int argc, char * argv[])
     tableFormat.setCellSpacing(2);
     QTextTable *table = cursor.insertTable(rows, columns);
     table->setFormat(tableFormat);
-    
+
     QTextCharFormat boldFormat;
     boldFormat.setFontWeight(QFont::Bold);
 
diff --git a/src/gui/doc/src/external-resources.qdoc b/src/gui/doc/src/external-resources.qdoc
index 858dd76bbf..0e955b11f6 100644
--- a/src/gui/doc/src/external-resources.qdoc
+++ b/src/gui/doc/src/external-resources.qdoc
@@ -45,3 +45,8 @@
     \externalpage http://www.xfree86.org/4.3.0/Xcursor.3.html
     \title Xcursor
 */
+
+/*!
+    \externalpage http://www.opengl.org/wiki/Tessellation_Shader
+    \title OpenGL Tessellation Shaders
+*/
+\ No newline at end of file
diff --git a/src/gui/doc/src/paintsystem.qdoc b/src/gui/doc/src/paintsystem.qdoc
index 7857a160ac..cd208e9e18 100644
--- a/src/gui/doc/src/paintsystem.qdoc
+++ b/src/gui/doc/src/paintsystem.qdoc
@@ -50,7 +50,7 @@
     \ingroup qt-graphics
     \ingroup frameworks-technologies
     \ingroup qt-basic-concepts
-	
+
 
     Qt's paint system enables painting on screen and print devices
     using the same API, and is primarily based on the QPainter,
@@ -70,7 +70,7 @@
     same painting pipeline making it easy to add support for new
     features and providing default implementations for unsupported
     ones.
-    
+
     \section1 Topics
     \list
         \li \l{Classes for Painting}
@@ -126,7 +126,7 @@
     in a platform-independent way. Another benefit is that the
     painting can be performed in another thread than the current GUI
     thread.
-    
+
     \row \li \b Pixmap
 
     The QPixmap class is an off-screen image representation which is
@@ -175,7 +175,7 @@
     actually be able to draw on the device, this paint engine must be
     a custom paint engine created by deriving from the QPaintEngine
     class.
-    
+
     \endtable
 
 */
@@ -183,7 +183,7 @@
 /*!
     \page paintsystem-drawing.html
     \title Drawing and Filling
-    
+
     \previouspage Paint Devices and Backends
     \contentspage The Paint System
     \nextpage Coordinate System
diff --git a/src/gui/doc/src/qtgui.qdoc b/src/gui/doc/src/qtgui.qdoc
index aa44dcfad5..201bb03a14 100644
--- a/src/gui/doc/src/qtgui.qdoc
+++ b/src/gui/doc/src/qtgui.qdoc
@@ -62,7 +62,7 @@
 
     For application developers writing user interfaces, Qt provides
     higher level API's, like Qt Quick, that are much more suitable
-    than the enablers found in the Qt GUI module. 
+    than the enablers found in the Qt GUI module.
 
     \section1 Getting started