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+++ b/src/option.cpp
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+/*
+ * Copyright © 2005 Novell, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of
+ * Novell, Inc. not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior permission.
+ * Novell, Inc. makes no representations about the suitability of this
+ * software for any purpose. It is provided "as is" without express or
+ * implied warranty.
+ *
+ * NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+ * NO EVENT SHALL NOVELL, INC. BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: David Reveman <davidr@novell.com>
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <ctype.h>
+#include <math.h>
+
+#include <boost/foreach.hpp>
+#define foreach BOOST_FOREACH
+
+#include <core/core.h>
+#include <core/option.h>
+#include "privateoption.h"
+
+CompOption::Vector noOptions (0);
+
+CompOption::Value::Value () :
+ priv (new PrivateValue ())
+{
+}
+
+CompOption::Value::Value (const Value &v) :
+ priv (new PrivateValue (*v.priv))
+{
+}
+
+CompOption::Value::~Value ()
+{
+ delete priv;
+}
+
+CompOption::Value::Value (const bool b) :
+ priv (new PrivateValue ())
+{
+ set (b);
+}
+
+CompOption::Value::Value (const int i) :
+ priv (new PrivateValue ())
+{
+ set (i);
+}
+
+CompOption::Value::Value (const float f) :
+ priv (new PrivateValue ())
+{
+ set (f);
+}
+
+CompOption::Value::Value (const unsigned short *color) :
+ priv (new PrivateValue ())
+{
+ set (color);
+}
+
+CompOption::Value::Value (const CompString& s) :
+ priv (new PrivateValue ())
+{
+ set (s);
+}
+
+CompOption::Value::Value (const char *s) :
+ priv (new PrivateValue ())
+{
+ set (s);
+}
+
+
+CompOption::Value::Value (const CompMatch& m) :
+ priv (new PrivateValue ())
+{
+ set (m);
+}
+
+CompOption::Value::Value (const CompAction& a) :
+ priv (new PrivateValue ())
+{
+ set (a);
+}
+
+CompOption::Value::Value (CompOption::Type type, const Vector& l) :
+ priv (new PrivateValue ())
+{
+ set (type, l);
+}
+
+CompOption::Type
+CompOption::Value::type () const
+{
+ return priv->type;
+}
+
+void
+CompOption::Value::set (const bool b)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeBool;
+ priv->value.b = b;
+}
+
+void
+CompOption::Value::set (const int i)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeInt;
+ priv->value.i = i;
+}
+
+void
+CompOption::Value::set (const float f)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeFloat;
+ priv->value.f = f;
+}
+
+void
+CompOption::Value::set (const unsigned short *color)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeColor;
+ priv->value.c[0] = color[0];
+ priv->value.c[1] = color[1];
+ priv->value.c[2] = color[2];
+ priv->value.c[3] = color[3];
+}
+
+void
+CompOption::Value::set (const CompString& s)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeString;
+ priv->string = s;
+}
+
+void
+CompOption::Value::set (const char *s)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeString;
+ priv->string = CompString (s);
+}
+
+void
+CompOption::Value::set (const CompMatch& m)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeMatch;
+ priv->match = m;
+}
+
+void
+CompOption::Value::set (const CompAction& a)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeAction;
+ priv->action = a;
+}
+
+void
+CompOption::Value::set (CompOption::Type type, const Vector& l)
+{
+ priv->reset ();
+ priv->type = CompOption::TypeList;
+ priv->list = l;
+ priv->listType = type;
+}
+
+static bool
+checkIsAction (CompOption::Type type)
+{
+ switch (type) {
+ case CompOption::TypeAction:
+ case CompOption::TypeKey:
+ case CompOption::TypeButton:
+ case CompOption::TypeEdge:
+ case CompOption::TypeBell:
+ return true;
+ default:
+ break;
+ }
+
+ return false;
+}
+
+bool
+CompOption::Value::b ()
+{
+ if (!priv->checkType (CompOption::TypeBool))
+ return false;
+
+ return priv->value.b;
+}
+
+int
+CompOption::Value::i ()
+{
+ if (!priv->checkType (CompOption::TypeInt))
+ return 0;
+
+ return priv->value.i;
+}
+
+float
+CompOption::Value::f ()
+{
+ if (!priv->checkType (CompOption::TypeFloat))
+ return 0.0;
+
+ return priv->value.f;
+}
+
+static unsigned short defaultColor[4] = { 0x0, 0x0, 0x0, 0xffff};
+
+unsigned short *
+CompOption::Value::c ()
+{
+ if (!priv->checkType (CompOption::TypeColor))
+ return reinterpret_cast<unsigned short *> (defaultColor);
+
+ return priv->value.c;
+}
+
+CompString
+CompOption::Value::s ()
+{
+ if (!priv->checkType (CompOption::TypeString))
+ return "";
+
+ return priv->string;
+}
+
+CompMatch &
+CompOption::Value::match ()
+{
+ priv->checkType (CompOption::TypeMatch);
+
+ return priv->match;
+}
+
+CompAction &
+CompOption::Value::action ()
+{
+ priv->checkType (priv->type);
+
+ if (!checkIsAction (priv->type))
+ compLogMessage ("core", CompLogLevelWarn,
+ "CompOption::Value not an action");
+
+ return priv->action;
+}
+
+CompOption::Type
+CompOption::Value::listType ()
+{
+ priv->checkType (CompOption::TypeList);
+
+ return priv->listType;
+}
+
+CompOption::Value::Vector &
+CompOption::Value::list ()
+{
+ priv->checkType (CompOption::TypeList);
+
+ return priv->list;
+}
+
+CompOption::Value::operator bool ()
+{
+ return b ();
+}
+
+CompOption::Value::operator int ()
+{
+ return i ();
+}
+
+CompOption::Value::operator float ()
+{
+ return f ();
+}
+
+CompOption::Value::operator unsigned short * ()
+{
+ return c ();
+}
+
+CompOption::Value::operator CompString ()
+{
+ return s ();
+}
+
+CompOption::Value::operator CompMatch & ()
+{
+ return match ();
+}
+
+CompOption::Value::operator CompAction & ()
+{
+ return action ();
+}
+
+CompOption::Value::operator CompAction * ()
+{
+ return &action ();
+}
+
+CompOption::Value::operator Type ()
+{
+ return listType ();
+}
+
+CompOption::Value::operator Vector & ()
+{
+ return list ();
+}
+
+bool
+CompOption::Value::operator== (const CompOption::Value &val)
+{
+ if (priv->type != val.priv->type)
+ return false;
+
+ switch (priv->type)
+ {
+ case CompOption::TypeBool:
+ return priv->value.b == val.priv->value.b;
+ break;
+
+ case CompOption::TypeInt:
+ return priv->value.i == val.priv->value.i;
+ break;
+
+ case CompOption::TypeFloat:
+ return priv->value.f == val.priv->value.f;
+ break;
+
+ case CompOption::TypeColor:
+ return (priv->value.c[0] == val.priv->value.c[0]) &&
+ (priv->value.c[1] == val.priv->value.c[1]) &&
+ (priv->value.c[2] == val.priv->value.c[2]) &&
+ (priv->value.c[3] == val.priv->value.c[3]);
+ break;
+
+ case CompOption::TypeString:
+ return priv->string.compare (val.priv->string) == 0;
+ break;
+
+ case CompOption::TypeMatch:
+ return priv->match == val.priv->match;
+ break;
+
+ case CompOption::TypeAction:
+ return priv->action == val.priv->action;
+ break;
+
+ case CompOption::TypeList:
+ if (priv->listType != val.priv->listType)
+ return false;
+
+ if (priv->list.size () != val.priv->list.size ())
+ return false;
+
+ for (unsigned int i = 0; i < priv->list.size (); i++)
+ if (priv->list[i] != val.priv->list[i])
+ return false;
+
+ return true;
+ break;
+
+ default:
+ break;
+ }
+
+ return true;
+}
+
+bool
+CompOption::Value::operator!= (const CompOption::Value &val)
+{
+ return !(*this == val);
+}
+
+CompOption::Value &
+CompOption::Value::operator= (const CompOption::Value &val)
+{
+ delete priv;
+ priv = new PrivateValue (*val.priv);
+
+ return *this;
+}
+
+PrivateValue::PrivateValue () :
+ type (CompOption::TypeUnset),
+ string (""),
+ action (),
+ match (),
+ listType (CompOption::TypeUnset),
+ list ()
+{
+ memset (&value, 0, sizeof (ValueUnion));
+}
+
+PrivateValue::PrivateValue (const PrivateValue& p) :
+ type (p.type),
+ string (p.string),
+ action (p.action),
+ match (p.match),
+ listType (p.listType),
+ list (p.list)
+{
+ memcpy (&value, &p.value, sizeof (ValueUnion));
+}
+
+bool
+PrivateValue::checkType (CompOption::Type refType)
+{
+ if (type == CompOption::TypeUnset)
+ {
+ compLogMessage ("core", CompLogLevelWarn,
+ "Value type is not yet set");
+ return false;
+ }
+
+ if (type != refType)
+ {
+ compLogMessage ("core", CompLogLevelWarn,
+ "Value type does not match (is %d, expected %d)",
+ type, refType);
+ return false;
+ }
+
+ return true;
+}
+
+void
+PrivateValue::reset ()
+{
+ switch (type) {
+ case CompOption::TypeString:
+ string = "";
+ break;
+ case CompOption::TypeMatch:
+ match = CompMatch ();
+ break;
+ case CompOption::TypeAction:
+ action = CompAction ();
+ break;
+ case CompOption::TypeList:
+ list.clear ();
+ listType = CompOption::TypeBool;
+ break;
+ default:
+ break;
+ }
+ type = CompOption::TypeBool;
+}
+
+CompOption::Restriction::Restriction () :
+ priv (new PrivateRestriction ())
+{
+}
+
+CompOption::Restriction::Restriction (const CompOption::Restriction &r) :
+ priv (new PrivateRestriction (*r.priv))
+{
+}
+
+CompOption::Restriction::~Restriction ()
+{
+ delete priv;
+}
+
+int
+CompOption::Restriction::iMin ()
+{
+ if (priv->type == CompOption::TypeInt)
+ return priv->rest.i.min;
+ return MINSHORT;
+}
+
+int
+CompOption::Restriction::iMax ()
+{
+ if (priv->type == CompOption::TypeInt)
+ return priv->rest.i.max;
+ return MAXSHORT;
+}
+
+float
+CompOption::Restriction::fMin ()
+{
+ if (priv->type == CompOption::TypeFloat)
+ return priv->rest.f.min;
+ return MINSHORT;
+}
+
+float
+CompOption::Restriction::fMax ()
+{
+ if (priv->type == CompOption::TypeFloat)
+ return priv->rest.f.min;
+ return MINSHORT;
+}
+
+float
+CompOption::Restriction::fPrecision ()
+{
+ if (priv->type == CompOption::TypeFloat)
+ return priv->rest.f.precision;
+ return 0.1f;
+}
+
+
+void
+CompOption::Restriction::set (int min, int max)
+{
+ priv->type = CompOption::TypeInt;
+ priv->rest.i.min = min;
+ priv->rest.i.max = max;
+}
+
+void
+CompOption::Restriction::set (float min, float max, float precision)
+{
+ priv->type = CompOption::TypeFloat;
+ priv->rest.f.min = min;
+ priv->rest.f.max = max;
+ priv->rest.f.precision = precision;
+}
+
+bool
+CompOption::Restriction::inRange (int i)
+{
+ if (priv->type != CompOption::TypeInt)
+ return true;
+ if (i < priv->rest.i.min)
+ return false;
+ if (i > priv->rest.i.max)
+ return false;
+ return true;
+}
+
+bool
+CompOption::Restriction::inRange (float f)
+{
+ if (priv->type != CompOption::TypeFloat)
+ return true;
+ if (f < priv->rest.f.min)
+ return false;
+ if (f > priv->rest.f.max)
+ return false;
+ return true;
+}
+
+CompOption::Restriction &
+CompOption::Restriction::operator= (const CompOption::Restriction &rest)
+{
+ delete priv;
+ priv = new PrivateRestriction (*rest.priv);
+ return *this;
+}
+
+CompOption *
+CompOption::Class::getOption (const CompString &name)
+{
+ CompOption *o = CompOption::findOption (getOptions (), name);
+ return o;
+}
+
+CompOption *
+CompOption::findOption (CompOption::Vector &options,
+ CompString name,
+ unsigned int *index)
+{
+ unsigned int i;
+
+ for (i = 0; i < options.size (); i++)
+ {
+ if (options[i].priv->name == name)
+ {
+ if (index)
+ *index = i;
+
+ return &options[i];
+ }
+ }
+
+ return NULL;
+}
+
+CompOption::CompOption () :
+ priv (new PrivateOption ())
+{
+}
+
+CompOption::CompOption (const CompOption &o) :
+ priv (new PrivateOption (*o.priv))
+{
+}
+
+CompOption::CompOption (CompString name, CompOption::Type type) :
+ priv (new PrivateOption ())
+{
+ setName (name, type);
+}
+
+static void
+finiScreenOptionValue (CompScreen *s,
+ CompOption::Value &v,
+ CompOption::Type type)
+{
+ switch (type) {
+ case CompOption::TypeAction:
+ case CompOption::TypeKey:
+ case CompOption::TypeButton:
+ case CompOption::TypeEdge:
+ case CompOption::TypeBell:
+ if (v.action ().state () & CompAction::StateAutoGrab)
+ s->removeAction (&v.action ());
+ break;
+
+ case CompOption::TypeList:
+ foreach (CompOption::Value &val, v.list ())
+ finiScreenOptionValue (s, val, v.listType ());
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void
+finiOptionValue (CompOption::Value &v,
+ CompOption::Type type)
+{
+ switch (type) {
+ case CompOption::TypeAction:
+ case CompOption::TypeKey:
+ case CompOption::TypeButton:
+ case CompOption::TypeEdge:
+ case CompOption::TypeBell:
+ if (v.action ().state () & CompAction::StateAutoGrab && screen)
+ screen->removeAction (&v.action ());
+ break;
+
+ case CompOption::TypeList:
+ foreach (CompOption::Value &val, v.list ())
+ finiOptionValue (val, v.listType ());
+ break;
+
+ default:
+ break;
+ }
+}
+
+CompOption::~CompOption ()
+{
+ finiOptionValue (priv->value, priv->type);
+ delete priv;
+}
+
+void
+CompOption::setName (CompString name, CompOption::Type type)
+{
+ priv->name = name;
+ priv->type = type;
+}
+
+CompString
+CompOption::name ()
+{
+ return priv->name;
+}
+
+CompOption::Type
+CompOption::type ()
+{
+ return priv->type;
+}
+
+CompOption::Value &
+CompOption::value ()
+{
+ return priv->value;
+}
+
+CompOption::Restriction &
+CompOption::rest ()
+{
+ return priv->rest;
+}
+
+bool
+CompOption::set (CompOption::Value &val)
+{
+ if (isAction () && priv->type != CompOption::TypeAction)
+ val.action ().copyState (priv->value.action ());
+
+ if (priv->type != val.type () &&
+ (!isAction () || !checkIsAction (val.type ())))
+ {
+ compLogMessage ("core", CompLogLevelWarn,
+ "Can't set Value with type %d to "
+ "option \"%s\" with type %d",
+ val.type (), priv->name.c_str (), priv->type);
+ return false;
+ }
+
+ if (priv->value == val)
+ return false;
+
+ if (isAction () &&
+ priv->value.action ().state () & CompAction::StateAutoGrab && screen)
+ {
+ if (!screen->addAction (&val.action ()))
+ return false;
+ else
+ screen->removeAction (&priv->value.action ());
+ }
+
+ switch (priv->type)
+ {
+ case CompOption::TypeInt:
+ if (!priv->rest.inRange (val.i ()))
+ return false;
+ break;
+
+ case CompOption::TypeFloat:
+ {
+ float v, p;
+ int sign = (val.f () < 0 ? -1 : 1);
+
+ if (!priv->rest.inRange (val.f ()))
+ return false;
+
+ p = 1.0f / priv->rest.fPrecision ();
+ v = ((int) (val.f () * p + sign * 0.5f)) / p;
+
+ priv->value.set (v);
+ return true;
+ }
+
+ case CompOption::TypeAction:
+ return false;
+
+ case CompOption::TypeKey:
+ if (val.action ().type () == value().action ().type () &&
+ !(val.action ().type () & CompAction::BindingTypeKey))
+ return false;
+ break;
+
+ case CompOption::TypeButton:
+ if (val.action ().type () == value().action ().type () &&
+ !(val.action ().type () & (CompAction::BindingTypeButton |
+ CompAction::BindingTypeEdgeButton)))
+ return false;
+ break;
+
+ default:
+ break;
+ }
+
+ priv->value = val;
+
+ return true;
+}
+
+bool
+CompOption::isAction ()
+{
+ return checkIsAction (priv->type);
+}
+
+CompOption &
+CompOption::operator= (const CompOption &option)
+{
+ delete priv;
+ priv = new PrivateOption (*option.priv);
+ return *this;
+}
+
+bool
+CompOption::getBoolOptionNamed (const Vector& options,
+ const CompString& name,
+ bool defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeBool && o.priv->name == name)
+ return o.priv->value.b ();
+
+ return defaultValue;
+}
+
+int
+CompOption::getIntOptionNamed (const Vector& options,
+ const CompString& name,
+ int defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeInt && o.priv->name == name)
+ return o.priv->value.i ();
+
+ return defaultValue;
+}
+
+float
+CompOption::getFloatOptionNamed (const Vector& options,
+ const CompString& name,
+ const float& defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeFloat && o.priv->name == name)
+ return o.priv->value.f ();
+
+ return defaultValue;
+}
+
+CompString
+CompOption::getStringOptionNamed (const Vector& options,
+ const CompString& name,
+ const CompString& defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeString && o.priv->name == name)
+ return o.priv->value.s ();
+
+ return defaultValue;
+}
+
+unsigned short *
+CompOption::getColorOptionNamed (const Vector& options,
+ const CompString& name,
+ unsigned short *defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeColor && o.priv->name == name)
+ return o.priv->value.c ();
+
+ return defaultValue;
+}
+
+CompMatch
+CompOption::getMatchOptionNamed (const Vector& options,
+ const CompString& name,
+ const CompMatch& defaultValue)
+{
+ foreach (const CompOption &o, options)
+ if (o.priv->type == CompOption::TypeMatch && o.priv->name == name)
+ return o.priv->value.match ();
+
+ return defaultValue;
+}
+
+bool
+CompOption::stringToColor (CompString color,
+ unsigned short *rgba)
+{
+ int c[4];
+
+ if (sscanf (color.c_str (), "#%2x%2x%2x%2x",
+ &c[0], &c[1], &c[2], &c[3]) == 4)
+ {
+ rgba[0] = c[0] << 8 | c[0];
+ rgba[1] = c[1] << 8 | c[1];
+ rgba[2] = c[2] << 8 | c[2];
+ rgba[3] = c[3] << 8 | c[3];
+
+ return true;
+ }
+
+ return false;
+}
+
+CompString
+CompOption::colorToString (unsigned short *rgba)
+{
+ return compPrintf ("#%.2x%.2x%.2x%.2x", rgba[0] / 256, rgba[1] / 256,
+ rgba[2] / 256, rgba[3] / 256);
+}
+
+CompString
+CompOption::typeToString (CompOption::Type type)
+{
+ switch (type) {
+ case CompOption::TypeBool:
+ return "bool";
+ case CompOption::TypeInt:
+ return "int";
+ case CompOption::TypeFloat:
+ return "float";
+ case CompOption::TypeString:
+ return "string";
+ case CompOption::TypeColor:
+ return "color";
+ case CompOption::TypeAction:
+ return "action";
+ case CompOption::TypeKey:
+ return "key";
+ case CompOption::TypeButton:
+ return "button";
+ case CompOption::TypeEdge:
+ return "edge";
+ case CompOption::TypeBell:
+ return "bell";
+ case CompOption::TypeMatch:
+ return "match";
+ case CompOption::TypeList:
+ return "list";
+ default:
+ break;
+ }
+
+ return "unknown";
+}
+
+bool
+CompOption::setOption (CompOption &o,
+ CompOption::Value &value)
+{
+ return o.set (value);
+}
+
+PrivateOption::PrivateOption () :
+ name (""),
+ type (CompOption::TypeUnset),
+ value (),
+ rest ()
+{
+}
+
+PrivateOption::PrivateOption (const PrivateOption &p) :
+ name (p.name),
+ type (p.type),
+ value (p.value),
+ rest (p.rest)
+{
+}
+
generated by cgit v1.1 at 2022-01-26 16:39:58 +0000