Big fat merge for epist.

This adds a config parser, chaining, and a tonne of other stuff.
Still need to fix up build system for the lex and yacc stuff.

1 files changed, 72 insertions, 0 deletions

diff --git a/util/epist/keytree.hh b/util/epist/keytree.hh
new file mode 100644
index 00000000..f64982da
--- /dev/null
+++ b/util/epist/keytree.hh
@@ -0,0 +1,72 @@
+// -*- mode: C++; indent-tabs-mode: nil; -*-
+// keytree.hh for Epistophy - a key handler for NETWM/EWMH window managers.
+// Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#ifndef _keytree_hh
+#define _keytree_hh
+
+#include <list>
+#include "actions.hh"
+#include "screen.hh"
+
+struct keynode; // forward declaration
+typedef std::list<keynode *> ChildList;
+
+struct keynode {
+    Action *action;
+    keynode *parent;
+    ChildList children;
+};
+
+class keytree {
+public:
+    keytree(Display *);
+    ~keytree();
+
+    void grabDefaults(screen *);
+    const Action * getAction(const XEvent&, unsigned int, screen *);
+
+private:
+    // only mister parser needs to know about our sekrets (BUMMY)
+    friend class parser;
+    
+    void grabChildren(keynode *, screen *);
+    void ungrabChildren(keynode *, screen *);
+
+    void addAction(Action::ActionType, unsigned int, std::string, std::string);
+    void advanceOnNewNode();
+    void retract();
+    void setCurrentNodeProps(Action::ActionType, unsigned int, std::string, std::string);
+
+    void reset()
+    { _current = _head; }
+
+    bool isLeaf(keynode *node)
+    { return node->children.empty(); }
+
+    void clearTree(keynode *);
+
+    keynode *_head;
+    keynode *_current;
+    Display *_display;
+};
+
+#endif // _keytree_hh