From 137d2edaa8cb5f4f41e2ef85de3b4316b32daf79 Mon Sep 17 00:00:00 2001
From: Pavel Labath <pavelo@centrum.sk>
Date: Tue, 12 Jul 2011 14:16:32 +0200
Subject: Enable the resource traits classes to hold non-static members

ps: the Resource class inherits from the Traits class instead of holding it as a member because
it's more size-efficient (base classes can have zero size, members cannot).
---
 src/FbTk/ResTraits.hh | 18 ++++++++++++------
 src/FbTk/Resource.hh  | 12 +++++++-----
 src/Screen.cc         |  5 ++---
 src/Screen.hh         |  4 +---
 src/Window.cc         |  9 +++------
 5 files changed, 25 insertions(+), 23 deletions(-)

diff --git a/src/FbTk/ResTraits.hh b/src/FbTk/ResTraits.hh
index 3284801..19decb5 100644
--- a/src/FbTk/ResTraits.hh
+++ b/src/FbTk/ResTraits.hh
@@ -160,14 +160,17 @@ struct EnumTraits {
     }
 };
 
-template<typename Traits, const char *delim>
+template<typename Traits>
 struct VectorTraits {
     typedef std::vector<typename Traits::Type> Type;
-    static std::string toString(const Type &x) {
+
+    VectorTraits(const std::string &delim) : m_delim(delim) {}
+
+    std::string toString(const Type &x) const {
         std::string retval;
         for(size_t i = 0; i < x.size(); ++i) {
-            retval.append(Traits::toString(x[i]));
-            retval.append(" ");
+            retval += Traits::toString(x[i]);
+            retval += m_delim[0];
         }
 
         return retval;
@@ -184,9 +187,9 @@ struct VectorTraits {
         }
     }
 
-    static Type fromString(const std::string &x) {
+    Type fromString(const std::string &x) const {
         std::vector<std::string> val;
-        StringUtil::stringtok(val, x, delim);
+        StringUtil::stringtok(val, x, m_delim.c_str());
         Type retval;
 
         for(size_t i = 0; i < val.size(); i++) {
@@ -218,6 +221,9 @@ struct VectorTraits {
         throw ConversionError( std::string("Cannot convert to vector from lua type ")
                                 + l.type_name(l.type(-1)) );
     }
+
+private:
+    std::string m_delim;
 };
 
 } // end namespace FbTk
diff --git a/src/FbTk/Resource.hh b/src/FbTk/Resource.hh
index 32d24b6..c6f12d6 100644
--- a/src/FbTk/Resource.hh
+++ b/src/FbTk/Resource.hh
@@ -188,19 +188,21 @@ private:
  * If there is no traits class for your type, you have to implement one.
  */
 template <typename T, typename Traits>
-class Resource:public Resource_base, public Accessor<T> {
+class Resource:public Resource_base, public Accessor<T>, private Traits {
 public:
     typedef T Type;
 
-    Resource(ResourceManager_base &rm, T val, const std::string &name, const std::string &altname):
-        Resource_base(name, altname), m_value(val), m_defaultval(val), m_rm(rm) {
+    Resource(ResourceManager_base &rm, T val, const std::string &name,
+            const std::string &altname, const Traits &traits = Traits() ):
+        Resource_base(name, altname), Traits(traits), m_value(val), m_defaultval(val), m_rm(rm) {
         m_rm.addResource(*this); // add this to resource handler
     }
 
     // LResourceManager does not use altname, so we provide a constructor which initializes
     // altname to name
-    Resource(ResourceManager_base &rm, T val, const std::string &name):
-        Resource_base(name, name), m_value(val), m_defaultval(val), m_rm(rm) {
+    Resource(ResourceManager_base &rm, T val, const std::string &name,
+            const Traits &traits = Traits() ):
+        Resource_base(name, name), Traits(traits), m_value(val), m_defaultval(val), m_rm(rm) {
         m_rm.addResource(*this); // add this to resource handler
     }
     virtual ~Resource() {
diff --git a/src/Screen.cc b/src/Screen.cc
index 112e120..4c05fe3 100644
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -242,11 +242,10 @@ const EnumTraits<FbWinFrame::TabPlacement>::Pair EnumTraits<FbWinFrame::TabPlace
 } // end namespace FbTk
 
 
-const char BScreen::ScreenResource::workspace_names_delim[] = ",";
-
 BScreen::ScreenResource::ScreenResource(FbTk::ResourceManager_base &rm,
                                         const string &scrname):
-    workspace_names(rm, std::vector<std::string>(), scrname + ".workspaceNames"),
+    workspace_names(rm, std::vector<std::string>(), scrname + ".workspaceNames",
+            FbTk::VectorTraits<FbTk::StringTraits>(",") ),
     opaque_move(rm, true, scrname + ".opaqueMove"),
     full_max(rm, false, scrname+".fullMaximization"),
     max_ignore_inc(rm, true, scrname+".maxIgnoreIncrement"),
diff --git a/src/Screen.hh b/src/Screen.hh
index 3e062ac..db357d1 100644
--- a/src/Screen.hh
+++ b/src/Screen.hh
@@ -525,10 +525,8 @@ private:
     struct ScreenResource {
         ScreenResource(FbTk::ResourceManager_base &rm, const std::string &scrname);
 
-        static const char workspace_names_delim[];
         FbTk::Resource<
-                std::vector<std::string>,
-                FbTk::VectorTraits<FbTk::StringTraits, workspace_names_delim>
+                std::vector<std::string>, FbTk::VectorTraits<FbTk::StringTraits>
         > workspace_names;
 
         FbTk::BoolResource opaque_move, full_max,
diff --git a/src/Window.cc b/src/Window.cc
index ebe3428..771ac7c 100644
--- a/src/Window.cc
+++ b/src/Window.cc
@@ -251,11 +251,8 @@ private:
     int m_mode;
 };
 
-extern const char win_buttons_delim[] = " \t\n";
-typedef FbTk::Resource<
-                vector<WinButton::Type>,
-                FbTk::VectorTraits<FbTk::EnumTraits<WinButton::Type>, win_buttons_delim>
-> WinButtonsResource;
+typedef FbTk::VectorTraits<FbTk::EnumTraits<WinButton::Type> > WinButtonsTraits;
+typedef FbTk::Resource<vector<WinButton::Type>, WinButtonsTraits> WinButtonsResource;
 
 }
 
@@ -3477,7 +3474,7 @@ void FluxboxWindow::setupWindow() {
         titlebar_side[i] =
             new WinButtonsResource(rm,
                                    WinButtonsResource::Type(begin, end),
-                                   titlebar_name[i]);
+                                   titlebar_name[i], WinButtonsTraits(" \t\n"));
 
 
         screen().addManagedResource(titlebar_side[i]);
-- 
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