Numerous bug fixes to all platforms

Works both installed and not installed

samples/minwin_gtk/minwin/peer.d

@@ -1,54 +0,0 @@
-/* MinWin Peer module
- *
- * Mixin templates to simplify peer management
- *
- * Written by Ben Hinkle and released to the public domain, as
- * explained at http://creativecommons.org/licenses/publicdomain
- * Report comments and bugs at dsource: http://www.dsource.org/projects/minwin
- */
-
-module minwin.peer;
-
-version (MinWin32) {
-    private import minwin.mswindows;
-    alias HWND PeerForAdd;
-    alias PeerForAdd WindowChildPeer;
-} else version (GTK) {
-    private import minwin.gtk;
-    alias GtkWidget* PeerForAdd;
-    alias PeerForAdd WindowChildPeer;
-}
-
-// possible values for hasPeer property
-enum {
-    NO_PEER,            // object has no peer
-    FOREIGN_PEER, // peer is not owned by object
-    OWNS_PEER         // object owns peer
-}
-
-template PeerMixin() {
-    ~this() {
-        disposePeer();
-    }
-    int hasPeer;
-}
-
-template SimplePeerMixin() {
-    ~this() {
-        disposePeer();
-    }
-    int hasPeer;
-    void dispose() { disposePeer(); }
-    void disposePeer() {
-        if (hasPeer == OWNS_PEER) {
-            version (MinWin32) {
-                int ok = DeleteObject(peer);
-                sysAssert(ok != false, "Failed to dispose peer Font");
-            } else version (GTK) {
-                g_object_unref(cast(GObject*)peer);
-            }
-        }
-        hasPeer = NO_PEER;
-    }
-}
-