save some memory

2 files changed, 15 insertions, 9 deletions

diff --git a/src/FbTk/GContext.cc b/src/FbTk/GContext.cc
index e0f66a4..dae8fac 100644
--- a/src/FbTk/GContext.cc
+++ b/src/FbTk/GContext.cc
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-// $Id: GContext.cc,v 1.5 2003/11/28 22:50:55 fluxgen Exp $
+// $Id: GContext.cc,v 1.6 2004/01/09 01:19:48 fluxgen Exp $
 
 #include "GContext.hh"
 
@@ -31,27 +31,33 @@
 
 namespace FbTk {
 
+Display *GContext::m_display = 0;
+
 GContext::GContext(const FbTk::FbDrawable &drawable): 
-    m_display(FbTk::App::instance()->display()),     
-    m_gc(XCreateGC(m_display,
+    m_gc(XCreateGC(m_display != 0 ? m_display : FbTk::App::instance()->display(),
                    drawable.drawable(),
                    0, 0)) {
+    if (m_display == 0)
+        m_display = FbTk::App::instance()->display();
+
     setGraphicsExposure(false);
 }
 
 GContext::GContext(Drawable drawable):
-    m_display(FbTk::App::instance()->display()), 
-    m_gc(XCreateGC(m_display,
+    m_gc(XCreateGC(m_display != 0 ? m_display : FbTk::App::instance()->display(),
                    drawable,
                    0, 0)) {
+    if (m_display == 0)
+        m_display = FbTk::App::instance()->display();
     setGraphicsExposure(false);
 }
 
 GContext::GContext(Drawable d, const GContext &gc):
-    m_display(FbTk::App::instance()->display()),
-    m_gc(XCreateGC(m_display,
+    m_gc(XCreateGC(m_display != 0 ? m_display : FbTk::App::instance()->display(),
                    d,
                    0, 0)) {
+    if (m_display == 0)
+        m_display = FbTk::App::instance()->display();
     setGraphicsExposure(false);
     copy(gc);
 }
diff --git a/src/FbTk/GContext.hh b/src/FbTk/GContext.hh
index 94aec3e..462ea32 100644
--- a/src/FbTk/GContext.hh
+++ b/src/FbTk/GContext.hh
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-// $Id: GContext.hh,v 1.6 2003/12/16 17:06:51 fluxgen Exp $
+// $Id: GContext.hh,v 1.7 2004/01/09 01:19:48 fluxgen Exp $
 
 #ifndef FBTK_GCONTEXT_HH
 #define FBTK_GCONTEXT_HH
@@ -98,7 +98,7 @@ public:
 private:
     GContext(const GContext &cont);
 
-    Display *m_display; // worth caching
+    static Display *m_display; // worth caching
     GC m_gc;
 };