X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fstate.h;h=eb124691dfba756673b01b3718e1f8c6114062ee;hb=HEAD;hp=4e57990c9f015b9ddb2827d767322f188b2b6c3f;hpb=d7ae291415a21cc886fe318070b41ac8d3e57a30;p=libs%2Fgltk.git

diff --git a/source/state.h b/source/state.h
index 4e57990..51d17b2 100644
--- a/source/state.h
+++ b/source/state.h
@@ -3,20 +3,37 @@
 
 #include <istream>
 #include <msp/datafile/value.h>
+#include "mspgltk_api.h"
 
 namespace Msp {
 namespace GLtk {
 
 enum State
 {
-	NORMAL,   //< Default state
-	HOVER,    //< Pointer over the widget
-	ACTIVE,   //< Widget is active (e.g. pressed button)
-	DISABLED, //< Widget is unresponsive
-	N_STATES_ //< Sentry value
+	NORMAL = 0,   //< Default state
+	HOVER = 1,    //< Pointer over the widget
+	ACTIVE = 2,   //< Widget is active (e.g. pressed button)
+	FOCUS = 4,    //< Widget has input focus
+	DISABLED = 8, //< Widget is unresponsive
+	N_STATES_ = 16 //< Sentry value
 };
 
-extern std::istream &operator>>(std::istream &, State &);
+inline State operator|(State a, State b)
+{ return static_cast<State>(static_cast<int>(a)|static_cast<int>(b)); }
+
+inline State operator|=(State &a, State b)
+{ a = a|b; return a; }
+
+inline State operator&(State a, State b)
+{ return static_cast<State>(static_cast<int>(a)&static_cast<int>(b)); }
+
+inline State operator&=(State &a, State b)
+{ a = a&b; return a; }
+
+inline State operator~(State a)
+{ return static_cast<State>(~static_cast<int>(a)); }
+
+MSPGLTK_API std::istream &operator>>(std::istream &, State &);
 
 } // namespace GLtk
 } // namespace Msp