xcb backend

1 files changed, 64 insertions, 0 deletions

diff --git a/src/backends/Display.cs b/src/backends/Display.cs
new file mode 100644
index 00000000..05832ab1
--- /dev/null
+++ b/src/backends/Display.cs
@@ -0,0 +1,64 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace XLib
+{
+    public class Display : IDisposable
+    {
+        internal IntPtr handle;
+        internal Int32 screen;
+        IntPtr lastEvent;
+
+        public Display()
+        {
+            handle = XOpenDisplay(IntPtr.Zero);
+            if (handle == IntPtr.Zero)
+                throw new NotSupportedException("[XLib] Failed to open display.");
+
+            screen = XDefaultScreen(handle);
+            lastEvent = Marshal.AllocHGlobal(96);
+        }
+
+        /*public IntPtr NextEvent {
+            get {                
+                NativeMethods.XNextEvent(handle, lastEvent);
+                return lastEvent;
+            }
+        }*/
+
+		#region IDisposable Support
+		private bool disposedValue = false; // To detect redundant calls
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (!disposedValue)
+            {
+                if (disposing)
+                {
+                    // TODO: dispose managed state (managed objects).
+                }
+
+                //Marshal.FreeHGlobal (lastEvent);
+                NativeMethods.XCloseDisplay (handle);
+
+                disposedValue = true;
+            }
+        }
+
+        // TODO: override a finalizer only if Dispose(bool disposing) above has code to free unmanaged resources.
+        ~Display() {
+           // Do not change this code. Put cleanup code in Dispose(bool disposing) above.
+            Dispose(false);
+        }
+
+        // This code added to correctly implement the disposable pattern.
+        public void Dispose()
+        {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+        #endregion
+
+
+    }
+}