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local function imLoadImage(fname)
local f = im.FileOpen(fname)
local r = f:LoadImage()
f:Close()
return r
end
dalosp.struct = {
templates = {},
images = {
up = imLoadImage "12-em-up.tga",
down = imLoadImage "12-em-down.tga",
cross = imLoadImage "12-em-cross.tga",
plus = imLoadImage "12-em-plus.tga",
},
types = {
"int8",
"uint8",
"int16",
"uint16",
"int32",
"uint32",
"int64",
"uint64",
"float",
"double",
"nascii",
"asciiz",
},
rtypes = {
int8 = 1,
uint8 = 2,
int16 = 3,
uint16 = 4,
int32 = 5,
uint32 = 6,
int64 = 7,
uint64 = 8,
float = 9,
double = 10,
nascii = 11,
asciiz = 12,
},
typessizes = {
1, 1, 2, 2, 4, 4, 8, 8, 4, 8, 1, -1,
},
get_settings = function (self)
return { self.extra.entries }
end,
configure = function (self)
self.cfg_dlg:popup()
end,
activate = function (self)
self.actv_dlg:show()
end,
input_change = function (self)
end,
offset = function (self, lin)
local cache = self.extra.cache
return cache[lin]
end,
cacheoffset = function (self)
local entries = self.extra.entries
self.extra.cache = {}
local cache = self.extra.cache
local offset = 0
local got_var = false
local ssize
local vsize
for i, v in ipairs(entries) do
ssize = dalosp.struct.typessizes[v.type]
vsize = ssize == -1 or type(v.size) ~= "number"
if vsize then got_var = true end
if got_var then
cache[i] = -1
else
cache[i] = offset
end
if not vsize then offset = offset + ssize * v.size end
end
self.extra.size = offset
if self.cfg_dlg then
self.cfg_dlg.mx.redraw = "C10"
self.cfg_dlg.lsize.title = offset
end
end,
isunique = function (self, name)
for _, v in ipairs(self.extra.entries) do
if name == v.name then return false end
end
return true
end,
getunique = function (self, lin)
local newname = "Field" .. lin
local base_newname = newname
local i = 1
while not self:isunique(newname) do
newname = base_newname .. "." .. i
i = i + 1
end
return newname
end,
insert_line = function (self, lin)
if not lin then lin = (#self.extra.entries + 1) end
local name = self:getunique(lin)
table.insert(self.extra.entries, lin, { name = name, type = 1, size = 1 })
self:cacheoffset()
local mx = self.cfg_dlg.mx
mx.numlin = mx.numlin + 1
mx.numlin_visible = mx.numlin_visible + 1
end,
remove_line = function (self, lin)
table.remove(self.extra.entries, lin)
self:cacheoffset()
local mx = self.cfg_dlg.mx
mx.numlin = mx.numlin - 1
mx.numlin_visible = mx.numlin_visible - 1
end,
line_up = function (self, lin)
if lin == 1 then return iup.DEFAULT end
local entries = self.extra.entries
local old_lin = entries[lin]
table.remove(entries, lin)
table.insert(entries, lin - 1, old_lin)
self:cacheoffset()
local mx = self.cfg_dlg.mx
mx.redraw = "All"
end,
line_down = function (self, lin)
local entries = self.extra.entries
if lin == #entries then return iup.DEFAULT end
local old_lin = entries[lin]
table.remove(entries, lin)
table.insert(entries, lin + 1, old_lin)
self:cacheoffset()
local mx = self.cfg_dlg.mx
mx.redraw = "All"
end,
gen_template = function (self)
return self:get_settings()
end,
apply_template = function (self, data)
self.extra.entries = data.entries
self:cacheoffset()
end,
cfg_draw_cb = function (self, lin, col, x1, x2, y1, y2, cv)
if col == 1 then
dalosp.struct.images.plus:cdCanvasPutImageRect(cv, x1 + 3, y2 + 5, 12, 12, 0, 12, 0, 12)
return iup.DEFAULT
elseif col == 2 and lin ~= 0 then
dalosp.struct.images.cross:cdCanvasPutImageRect(cv, x1 + 3, y2 + 5, 12, 12, 0, 12, 0, 12)
return iup.DEFAULT
elseif col == 3 and lin ~= 0 and lin ~= 1 then
dalosp.struct.images.up:cdCanvasPutImageRect(cv, x1 + 3, y2 + 5, 12, 12, 0, 12, 0, 12)
return iup.DEFAULT
elseif col == 4 and lin ~= 0 and lin ~= #self.struct.extra.entries then
dalosp.struct.images.down:cdCanvasPutImageRect(cv, x1 + 3, y2 + 5, 12, 12, 0, 12, 0, 12)
return iup.DEFAULT
end
return iup.IGNORE
end,
cfg_click_cb = function (self, lin, col, status)
if col == 1 and lin == 0 then return self.struct:insert_line() end
if lin == 0 then return iup.DEFAULT end
if col == 1 then
self.struct:insert_line(lin)
elseif col == 2 then
self.struct:remove_line(lin)
elseif col == 3 then
self.struct:line_up(lin)
elseif col == 4 then
self.struct:line_down(lin)
end
end,
cfg_value_cb = function (self, lin, col)
if lin == 0 then
if col == 5 then
return "Name"
elseif col == 6 then
return "Type"
elseif col == 7 then
return "Size"
elseif col == 8 then
return "Enum"
elseif col == 9 then
return "Value Check"
elseif col == 10 then
return "Offset"
end
return ""
end
local entries = self.struct.extra.entries
if col == 5 then
return entries[lin].name
elseif col == 6 then
return dalosp.struct.types[entries[lin].type]
elseif col == 7 then
return entries[lin].size
elseif col == 10 then
return self.struct:offset(lin)
end
return ""
end,
cfg_value_edit_cb = function (self, lin, col, newval)
local entries = self.struct.extra.entries
if col == 5 then
entries[lin].name = newval
elseif col == 6 then
entries[lin].type = dalosp.struct.rtypes[newval]
self.struct:cacheoffset()
elseif col == 7 then
local nnewval = tonumber(newval)
if nnewval then newval = nnewval end
entries[lin].size = nnewval
self.struct:cacheoffset()
elseif col == 8 then
-- enum
elseif col == 9 then
-- value check
end
end,
cfg_dropcheck_cb = function (self, lin, col)
return col == 6 and iup.DEFAULT or iup.IGNORE
end,
cfg_edition_cb = function (self, lin, col, mode, update)
if mode == 1 then
return (col >= 5 and col <= 7) and iup.DEFAULT or iup.IGNORE
else
if update == 0 then return iup.DEFAULT end
if col == 5 then
-- lookup duplicates in names
elseif col == 6 then
-- do a check on the dropdown ? I don't think so
elseif col == 7 then
-- do a check on the size; can be the name of another field
elseif col == 8 then
-- enum
elseif col == 9 then
-- value check
end
return iup.DEFAULT
end
end,
cfg_drop_cb = function (self, drop, lin, col)
if col ~= 6 then return iup.IGNORE end
for i, v in ipairs(dalosp.struct.types) do
drop[i] = v
end
drop.value = self.previousvalue
drop.visible_items = 15
return iup.DEFAULT
end,
create = function (d, tab, settings)
tab.ninputs = 1
tab.noutputs = 1
tab.otype = dalos.objtype.LUA_VIEWER
tab.configure = dalosp.struct.configure
tab.activate = dalosp.struct.activate
tab.input_change = dalosp.struct.input_change
tab.get_settings = dalosp.struct.get_settings
tab.draw = function (self, cv, x, y, w, h)
dalosp.object.default_draw(self, cv, x, y, w, h)
end
tab.default_name = "Struct"
tab.ntype = "Struct"
local extra = { }
if not settings then settings = {} end
extra.entries = settings.entries or {}
local obj = dalos.object(d, tab, extra)
obj.insert_line = dalosp.struct.insert_line
obj.remove_line = dalosp.struct.remove_line
obj.line_up = dalosp.struct.line_up
obj.line_down = dalosp.struct.line_down
obj.offset = dalosp.struct.offset
obj.cacheoffset = dalosp.struct.cacheoffset
obj.isunique = dalosp.struct.isunique
obj.getunique = dalosp.struct.getunique
obj.gen_template = dalosp.struct.gen_template
obj.apply_template = dalosp.struct.apply_template
obj:cacheoffset()
local cmx = iup.matrix {
numcol = 10,
numcol_visible = 10,
usetitlesize = "Yes",
rasterwidth1 = 12,
rasterwidth2 = 12,
rasterwidth3 = 12,
rasterwidth4 = 12,
rasterwidth5 = 120,
rasterwidth6 = 80,
rasterwidth7 = 80,
rasterwidth8 = 80,
rasterwidth9 = 120,
rasterwidth10 = 40,
resizematrix = "Yes",
readonly = "No",
draw_cb = dalosp.struct.cfg_draw_cb,
value_cb = dalosp.struct.cfg_value_cb,
value_edit_cb = dalosp.struct.cfg_value_edit_cb,
dropcheck_cb = dalosp.struct.cfg_dropcheck_cb,
drop_cb = dalosp.struct.cfg_drop_cb,
edition_cb = dalosp.struct.cfg_edition_cb,
click_cb = dalosp.struct.cfg_click_cb,
struct = obj,
}
local amx = iup.matrix {
numcol = 2,
numcol_visible = 2,
usetitlesize = "Yes",
rasterwidth1 = 120,
rasterwidth2 = 120,
struct = obj,
}
local lsize = iup.label { title = "0", expand = "Horizontal", }
obj.cfg_dlg = iup.dialog {
iup.vbox {
iup.hbox {
iup.label { title = "Struct size: " },
lsize,
},
cmx,
iup.hbox {
iup.fill {},
iup.button {
title = "Ok",
action = function (self) return iup.CLOSE end,
},
iup.button {
title = "Import",
action = function() obj:load_template() return iup.CLOSE end,
},
iup.button {
title = "Export",
action = function() obj:save_template(self:gen_template()) end,
},
iup.button {
title = "Use Template",
action = function() obj:use_template() end,
},
iup.fill {},
},
},
size = "450x220",
mx = cmx,
lsize = lsize
}
obj.actv_dlg = iup.dialog {
amx,
}
return obj
end,
register_template = function (data, tname)
dalosp.struct.templates[tname] = data
end,
}
dalos.struct = dalosp.struct.create
dalos:register_obj("Struct", dalos.struct, "Programmable", dalosp.struct.register_template)
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