added conditional statements to keys file

1 files changed, 97 insertions, 0 deletions

diff --git a/src/FbTk/LogicCommands.hh b/src/FbTk/LogicCommands.hh
new file mode 100644
index 0000000..a94dad8
--- /dev/null
+++ b/src/FbTk/LogicCommands.hh
@@ -0,0 +1,97 @@
+// LogicCommands.hh for FbTk
+// Copyright (c) 2007 Fluxbox Team (fluxgen at fluxbox dot org)
+//
+// 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.
+
+// $Id: $
+
+#ifndef FBTK_LOGICCOMMANDS_HH
+#define FBTK_LOGICCOMMANDS_HH
+
+#include "Command.hh"
+#include "RefCount.hh"
+
+#include <vector>
+
+namespace FbTk {
+
+/// executes a boolcommand and uses the result to decide what to do
+class IfCommand: public Command {
+public:
+    IfCommand(RefCount<BoolCommand> &cond,
+              RefCount<Command> &t, RefCount<Command> &f):
+        m_cond(cond), m_t(t), m_f(f) { }
+    void execute() {
+        if (m_cond->bool_execute())
+            m_t->execute();
+        else
+            m_f->execute();
+    }
+
+private:
+    RefCount<BoolCommand> m_cond;
+    RefCount<Command> m_t, m_f;
+};
+
+/// executes a list of boolcommands until one is true
+class OrCommand: public BoolCommand {
+public:
+    void add(RefCount<BoolCommand> &com);
+    size_t size() const;
+    bool bool_execute();
+
+private:
+    std::vector<RefCount<BoolCommand> > m_commandlist;
+};
+
+/// executes a list of boolcommands until one is false
+class AndCommand: public BoolCommand {
+public:
+    void add(RefCount<BoolCommand> &com);
+    size_t size() const;
+    bool bool_execute();
+
+private:
+    std::vector<RefCount<BoolCommand> > m_commandlist;
+};
+
+/// executes a list of boolcommands, returning the parity
+class XorCommand: public BoolCommand {
+public:
+    void add(RefCount<BoolCommand> &com);
+    size_t size() const;
+    bool bool_execute();
+
+private:
+    std::vector<RefCount<BoolCommand> > m_commandlist;
+};
+
+/// executes a boolcommand and returns the negation
+class NotCommand: public BoolCommand {
+public:
+    NotCommand(RefCount<BoolCommand> &com): m_command(com) { }
+    bool bool_execute() { return !m_command->bool_execute(); }
+
+private:
+    RefCount<BoolCommand> m_command;
+};
+
+} // end namespace FbTk
+
+#endif // FBTK_LOGICCOMMANDS_HH