1 files changed, 145 insertions, 0 deletions
diff --git a/util/epist/parser.cc b/util/epist/parser.cc
new file mode 100644
index 00000000..660a876f
--- /dev/null
+++ b/util/epist/parser.cc
@@ -0,0 +1,145 @@
+extern "C" {
+#include <stdio.h>
+}
+#include "parser.hh"
+
+parser::parser(keytree *kt)
+    : _mask(0), _action(Action::noaction), _key(""), _arg(""), _kt(kt)
+{
+}
+
+parser::~parser()
+{
+    // nothing to see here. move along.
+}
+
+void parser::parse(string rc_file)
+{
+    extern int yyparse(void *);
+    extern FILE *yyin;
+
+    yyin = fopen(rc_file.c_str(), "r");
+
+    yyparse(this);
+
+    fclose(yyin);
+    _kt->reset();
+}
+
+void parser::setAction(string act)
+{
+    struct {
+        string str;
+        Action::ActionType act;
+    }
+    actions[] = {
+        { "noaction", Action::noaction },
+        { "execute", Action::execute },
+        { "iconify", Action::iconify },
+        { "raise", Action::raise },
+        { "lower", Action::lower },
+        { "close", Action::close },
+        { "toggleshade", Action::toggleshade },
+        { "toggleomnipresent", Action::toggleomnipresent },
+        { "moveWindowUp", Action::moveWindowUp },
+        { "moveWindowDown", Action::moveWindowDown },
+        { "moveWindowLeft", Action::moveWindowLeft },
+        { "moveWindowRight", Action::moveWindowRight },
+        { "resizeWindowWidth", Action::resizeWindowWidth },
+        { "resizeWindowHeight", Action::resizeWindowHeight },
+        { "toggleMaximizeFull", Action::toggleMaximizeFull },
+        { "toggleMaximizeVertical", Action::toggleMaximizeVertical },
+        { "toggleMaximizeHorizontal", Action::toggleMaximizeHorizontal },
+        { "sendToWorkspace", Action::sendToWorkspace },
+        { "nextWindow", Action::nextWindow },
+        { "prevWindow", Action::prevWindow },
+        { "nextWindowOnAllWorkspaces", Action::nextWindowOnAllWorkspaces },
+        { "prevWindowOnAllWorkspaces", Action::prevWindowOnAllWorkspaces },
+        { "nextWindowOnAllScreens", Action::nextWindowOnAllScreens },
+        { "prevWindowOnAllScreens", Action::prevWindowOnAllScreens },
+        { "nextWindowOfClass", Action::nextWindowOfClass },
+        { "prevWindowOfClass", Action::prevWindowOfClass },
+        { "nextWindowOfClassOnAllWorkspaces", Action::nextWindowOfClassOnAllWorkspaces },
+        { "prevWindowOfClassOnAllWorkspaces", Action::prevWindowOfClassOnAllWorkspaces },
+        { "changeWorkspace", Action::changeWorkspace },
+        { "nextWorkspace", Action::nextWorkspace },
+        { "prevWorkspace", Action::prevWorkspace },
+        { "nextScreen", Action::nextScreen },
+        { "prevScreen", Action::prevScreen },
+        { "showRootMenu", Action::showRootMenu },
+        { "showWorkspaceMenu", Action::showWorkspaceMenu },
+        { "stringChain", Action::stringChain },
+        { "keyChain", Action::keyChain },
+        { "numberChain", Action::numberChain },
+        { "cancel", Action::cancel },
+        { "", Action::noaction }
+    };
+
+    bool found = false;
+
+    for (int i = 0; actions[i].str != ""; ++i) {
+        if (actions[i].str == act) {
+            _action = actions[i].act;
+            found = true;
+        }
+    }
+
+    if (!found)
+        _action = Action::noaction;
+}
+
+void parser::addModifier(string mod)
+{
+    struct {
+        string str;
+        unsigned int mask;
+    }
+    modifiers[] = {
+        { "Mod1", Mod1Mask },
+        { "Mod2", Mod2Mask },
+        { "Mod3", Mod3Mask },
+        { "Control", ControlMask },
+        { "Shift", ShiftMask },
+        { "", 0 }
+    };
+
+    for (int i = 0; modifiers[i].str != ""; ++i) {
+        if (modifiers[i].str == mod)
+            _mask |= modifiers[i].mask;
+    }
+}
+
+void parser::endAction()
+{
+    _kt->addAction(_action, _mask, _key, _arg);
+    reset();
+}
+
+void parser::startChain()
+{
+    _kt->advanceOnNewNode();
+    setChainBinding();
+    reset();
+}
+
+void parser::endChain()
+{
+    _kt->retract();
+    reset();
+}
+
+void parser::setChainBinding()
+{
+    if (_mask != 0 && _key != "") {
+        _kt->setCurrentNodeProps(Action::noaction, _mask, _key, "");
+        reset();
+    }
+}
+
+void parser::reset()
+{
+    _mask = 0;
+    _action = Action::noaction;
+    _key = "";
+    _arg = "";
+}