Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/Fl_Wizard.cxx b/common/fltk/src/Fl_Wizard.cxx
new file mode 100644
index 0000000..3557cfa
--- /dev/null
+++ b/common/fltk/src/Fl_Wizard.cxx
@@ -0,0 +1,195 @@
+//
+// "$Id: Fl_Wizard.cxx 7903 2010-11-28 21:06:39Z matt $"
+//
+// Fl_Wizard widget routines.
+//
+// Copyright 1997-2010 by Easy Software Products.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+// Contents:
+
+//
+//   Fl_Wizard::Fl_Wizard() - Create an Fl_Wizard widget.
+//   Fl_Wizard::draw()      - Draw the wizard border and visible child.
+//   Fl_Wizard::next()      - Show the next child.
+//   Fl_Wizard::prev()      - Show the previous child.
+//   Fl_Wizard::value()     - Return the current visible child.
+//   Fl_Wizard::value()     - Set the visible child.
+//
+
+//
+// Include necessary header files...
+//
+
+#include <FL/Fl_Wizard.H>
+#include <FL/Fl_Window.H>
+#include <FL/fl_draw.H>
+
+
+//
+// 'Fl_Wizard::Fl_Wizard()' - Create an Fl_Wizard widget.
+//
+
+/**
+  The constructor creates the Fl_Wizard widget at the specified
+  position and size.
+  <P>The inherited destructor destroys the widget and its children.
+*/
+Fl_Wizard::Fl_Wizard(int        xx,	// I - Lefthand position
+                     int        yy,	// I - Upper position
+		     int        ww,	// I - Width
+		     int        hh,	// I - Height
+		     const char *l) :	// I - Label
+    Fl_Group(xx, yy, ww, hh, l)
+{
+  box(FL_THIN_UP_BOX);
+
+  value_ = (Fl_Widget *)0;
+}
+
+
+//
+/** Draws the wizard border and visible child. */
+void Fl_Wizard::draw() {
+  Fl_Widget	*kid;	// Visible child
+
+
+  kid = value();
+
+  if (damage() & FL_DAMAGE_ALL)
+  {
+    // Redraw everything...
+    if (kid)
+    {
+      draw_box(box(), x(), y(), w(), h(), kid->color());
+      draw_child(*kid);
+    }
+    else
+      draw_box(box(), x(), y(), w(), h(), color());
+
+  }
+  else if (kid)
+    update_child(*kid);
+}
+
+
+/**
+  This method shows the next child of the wizard. If the last child
+  is already visible, this function does nothing.
+*/
+void Fl_Wizard::next() {
+  int			num_kids;
+  Fl_Widget	* const *kids;
+
+
+  if ((num_kids = children()) == 0)
+    return;
+
+  for (kids = array(); num_kids > 0; kids ++, num_kids --)
+    if ((*kids)->visible())
+      break;
+
+  if (num_kids > 1)
+    value(kids[1]);
+}
+
+/** Shows the previous child.*/
+void Fl_Wizard::prev()
+{
+  int			num_kids;
+  Fl_Widget	* const *kids;
+
+
+  if ((num_kids = children()) == 0)
+    return;
+
+  for (kids = array(); num_kids > 0; kids ++, num_kids --)
+    if ((*kids)->visible())
+      break;
+
+  if (num_kids > 0 && num_kids < children())
+    value(kids[-1]);
+}
+
+/**  Gets the current visible child widget. */
+Fl_Widget* Fl_Wizard::value()
+{
+  int			num_kids;
+  Fl_Widget	* const *kids;
+  Fl_Widget		*kid;
+
+
+  if ((num_kids = children()) == 0)
+    return ((Fl_Widget *)0);
+
+  for (kids = array(), kid = (Fl_Widget *)0; num_kids > 0; kids ++, num_kids --)
+  {
+    if ((*kids)->visible())
+    {
+      if (kid)
+        (*kids)->hide();
+      else
+        kid = *kids;
+    }
+  }
+
+  if (!kid)
+  {
+    kids --;
+    kid = *kids;
+    kid->show();
+  }
+
+  return (kid);
+}
+
+/**  Sets the child widget that is visible.*/
+void Fl_Wizard::value(Fl_Widget *kid)
+{
+  int			num_kids;
+  Fl_Widget	* const *kids;
+
+
+  if ((num_kids = children()) == 0)
+    return;
+
+  for (kids = array(); num_kids > 0; kids ++, num_kids --)
+  {
+    if (*kids == kid)
+    {
+      if (!kid->visible())
+        kid->show();
+    }
+    else
+      (*kids)->hide();
+  }
+
+  // This will restore the mouse pointer to the window's default cursor
+  // whenever the wizard pane is changed.  Otherwise text widgets that
+  // show the next pane may leave the cursor set to the I beam, etc...
+  if (window()) window()->cursor(FL_CURSOR_DEFAULT);
+}
+
+
+
+//
+// End of "$Id: Fl_Wizard.cxx 7903 2010-11-28 21:06:39Z matt $".
+//