Rewrite Fl_Window::border(int) under the driver model.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11409 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

2 files changed, 15 insertions, 0 deletions

diff --git a/src/drivers/X11/Fl_X11_Window_Driver.H b/src/drivers/X11/Fl_X11_Window_Driver.H
index 89b16a4d9..95508a7cd 100644
--- a/src/drivers/X11/Fl_X11_Window_Driver.H
+++ b/src/drivers/X11/Fl_X11_Window_Driver.H
@@ -96,6 +96,7 @@ public:
   virtual void unmap();
   virtual void fullscreen_on();
   virtual void fullscreen_off(int X, int Y, int W, int H);
+  virtual void use_border();
 
   virtual void shape(const Fl_Image* img);
   virtual void icons(const Fl_RGB_Image *icons[], int count);
diff --git a/src/drivers/X11/Fl_X11_Window_Driver.cxx b/src/drivers/X11/Fl_X11_Window_Driver.cxx
index 6de56f229..7beb6d9af 100644
--- a/src/drivers/X11/Fl_X11_Window_Driver.cxx
+++ b/src/drivers/X11/Fl_X11_Window_Driver.cxx
@@ -485,6 +485,20 @@ void Fl_X11_Window_Driver::unmap() {
   XUnmapWindow(fl_display, fl_xid(pWindow));
 }
 
+
+// Turning the border on/off by changing the motif_wm_hints property
+// works on Irix 4DWM.  Does not appear to work for any other window
+// manager.  Fullscreen still works on some window managers (fvwm is one)
+// because they allow the border to be placed off-screen.
+
+// Unfortunately most X window managers ignore changes to the border
+// and refuse to position the border off-screen, so attempting to make
+// the window full screen will lose the size of the border off the
+// bottom and right.
+void Fl_X11_Window_Driver::use_border() {
+  if (pWindow->shown()) Fl_X::i(pWindow)->sendxjunk();
+}
+
 //
 // End of "$Id$".
 //