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if not modules then modules = { } end modules ['scrn-ref'] = {
version = 1.001,
comment = "companion to scrn-int.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
interactions = interactions or { }
interactions.references = interactions.references or { }
local references = interactions.references
local codeinjections = backends.codeinjections
local expandcurrent = structures.references.expandcurrent
local identify = structures.references.identify
local implement = interfaces.implement
local function check(what)
if what and what ~= "" then
local set, bug = identify("",what)
return not bug and #set > 0 and set
end
end
local function setopendocumentaction(open)
local opendocument = check(open)
if opendocument then
codeinjections.registerdocumentopenaction(opendocument)
expandcurrent()
end
end
local function setclosedocumentaction(close)
local closedocument = check(close)
if closedocument then
codeinjections.registerdocumentcloseaction(closedocument)
expandcurrent()
end
end
local function setopenpageaction(open)
local openpage = check(open)
if openpage then
codeinjections.registerpageopenaction(openpage)
expandcurrent()
end
end
local function setclosepageaction(close)
local closepage = check(close)
if closepage then
codeinjections.registerpagecloseaction(closepage)
expandcurrent()
end
end
references.setopendocument = setopendocumentaction
references.setclosedocument = setclosedocumentaction
references.setopenpage = setopenpageaction
references.setclosepage = setclosepageaction
implement { name = "setopendocumentaction", arguments = "string", actions = setopendocumentaction }
implement { name = "setclosedocumentaction", arguments = "string", actions = setclosedocumentaction }
implement { name = "setopenpageaction", arguments = "string", actions = setopenpageaction }
implement { name = "setclosepageaction", arguments = "string", actions = setclosepageaction }
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