Add defines for extra ActionButton flags

The Window module supports opening at pointer or at centre (both in the template definition, and via Set|GetClickShow. Add defines to reflect this.

Version 0.27. Tagged as 'Libs-0_27'

VersionASM

@@ -11,13 +11,13 @@
                         GBLS    Module_HelpVersion
                         GBLS    Module_ComponentName
                         GBLS    Module_ComponentPath
-Module_MajorVersion     SETS    "0.26"
-Module_Version          SETA    26
+Module_MajorVersion     SETS    "0.27"
+Module_Version          SETA    27
 Module_MinorVersion     SETS    ""
-Module_Date             SETS    "02 Mar 2018"
-Module_ApplicationDate  SETS    "02-Mar-18"
+Module_Date             SETS    "23 Mar 2018"
+Module_ApplicationDate  SETS    "23-Mar-18"
 Module_ComponentName    SETS    "Libs"
 Module_ComponentPath    SETS    "castle/RiscOS/Sources/Toolbox/Libs"
-Module_FullVersion      SETS    "0.26"
-Module_HelpVersion      SETS    "0.26 (02 Mar 2018)"
+Module_FullVersion      SETS    "0.27"
+Module_HelpVersion      SETS    "0.27 (23 Mar 2018)"
                         END

VersionNum

-/* (0.26)
+/* (0.27)
  *
  * This file is automatically maintained by srccommit, do not edit manually.
  * Last processed by srccommit version: 1.1.
  *
  */
-#define Module_MajorVersion_CMHG        0.26
+#define Module_MajorVersion_CMHG        0.27
 #define Module_MinorVersion_CMHG        
-#define Module_Date_CMHG                02 Mar 2018
+#define Module_Date_CMHG                23 Mar 2018
 
-#define Module_MajorVersion             "0.26"
-#define Module_Version                  26
+#define Module_MajorVersion             "0.27"
+#define Module_Version                  27
 #define Module_MinorVersion             ""
-#define Module_Date                     "02 Mar 2018"
+#define Module_Date                     "23 Mar 2018"
 
-#define Module_ApplicationDate          "02-Mar-18"
+#define Module_ApplicationDate          "23-Mar-18"
 
 #define Module_ComponentName            "Libs"
 #define Module_ComponentPath            "castle/RiscOS/Sources/Toolbox/Libs"
 
-#define Module_FullVersion              "0.26"
-#define Module_HelpVersion              "0.26 (02 Mar 2018)"
-#define Module_LibraryVersionInfo       "0:26"
+#define Module_FullVersion              "0.27"
+#define Module_HelpVersion              "0.27 (23 Mar 2018)"
+#define Module_LibraryVersionInfo       "0:27"

toolboxlib/h/gadgets

@@ -289,6 +289,8 @@ typedef struct
 #define ActionButton_IsCancel           0x00000002
 #define ActionButton_IsLocal            0x00000004
 #define ActionButton_ClickShowTransient 0x00000008
+#define ActionButton_ClickShowCentred   0x00000010
+#define ActionButton_ClickShowAtPointer 0x00000020
 
 
 /*-- action button methods --*/
@@ -325,7 +327,11 @@ typedef struct
 /*-- action button SWI method constants --*/
 
 #define ActionButton_SetClickShow_Transient   0x00000001
-#define ActionButton_GetClickShow_Transient   0x00000001
+#define ActionButton_SetClickShow_Centre      0x00000002
+#define ActionButton_SetClickShow_AtPointer   0x00000004
+#define ActionButton_GetClickShow_Transient   ActionButton_SetClickShow_Transient
+#define ActionButton_GetClickShow_Centre      ActionButton_SetClickShow_Centre
+#define ActionButton_GetClickShow_AtPointer   ActionButton_SetClickShow_AtPointer
 
 /****************************************************************************
  * The following functions provide veneers to the methods that are          *