webmcp
annotate framework/env/ui/link.lua @ 2:72860d232f32
Version 1.0.2
Fixed bug with explicit garbage collection (requests > 256kB caused an error)
Views prefixed with an underscore can't be called externally
ui.paginate now displays the last page, if the selected page number is too high.
Fixed bug with explicit garbage collection (requests > 256kB caused an error)
Views prefixed with an underscore can't be called externally
ui.paginate now displays the last page, if the selected page number is too high.
| author | jbe/bsw |
|---|---|
| date | Thu Dec 10 12:00:00 2009 +0100 (2009-12-10) |
| parents | 9fdfb27f8e67 |
| children | 5e32ef998acf |
| rev | line source |
|---|---|
| jbe/bsw@0 | 1 --[[-- |
| jbe/bsw@0 | 2 ui.link{ |
| jbe/bsw@0 | 3 external = external, -- external URL |
| jbe/bsw@0 | 4 static = static, -- URL relative to the static file directory |
| jbe/bsw@0 | 5 module = module, -- module name |
| jbe/bsw@0 | 6 view = view, -- view name |
| jbe/bsw@0 | 7 action = action, -- action name |
| jbe/bsw@0 | 8 id = id, -- optional id to be passed to the view or action to select a particular data record |
| jbe/bsw@0 | 9 params = params, -- optional parameters to be passed to the view or action |
| jbe/bsw@0 | 10 routing = routing, -- optional routing information for action links, as described for ui.form{...} |
| jbe/bsw@0 | 11 text = text, -- link text |
| jbe/bsw@0 | 12 content = content -- alternative name for 'text' option, preferred for functions |
| jbe/bsw@0 | 13 } |
| jbe/bsw@0 | 14 |
| jbe/bsw@0 | 15 This function inserts a link into the active slot. It may be either an internal application link ('module' given and 'view' or 'action' given), or a link to an external web page ('external' given), or a link to a file in the static file directory of the application ('static' given). |
| jbe/bsw@0 | 16 |
| jbe/bsw@0 | 17 --]]-- |
| jbe/bsw@0 | 18 |
| jbe/bsw@0 | 19 function ui.link(args) |
| jbe/bsw@0 | 20 local args = args or {} |
| jbe/bsw@0 | 21 local content = args.text or args.content -- TODO: decide which argument name to use |
| jbe/bsw@0 | 22 assert(content, "ui.link{...} needs a text.") |
| jbe/bsw@0 | 23 local function wrapped_content() |
| jbe/bsw@0 | 24 -- TODO: icon/image |
| jbe/bsw@0 | 25 if type(content) == "function" then |
| jbe/bsw@0 | 26 content() |
| jbe/bsw@0 | 27 else |
| jbe/bsw@0 | 28 slot.put(encode.html(content)) |
| jbe/bsw@0 | 29 end |
| jbe/bsw@0 | 30 end |
| jbe/bsw@0 | 31 if args.action then |
| jbe/bsw@0 | 32 local form_attr = table.new(args.form_attr) |
| jbe/bsw@0 | 33 local form_id |
| jbe/bsw@0 | 34 if form_attr.id then |
| jbe/bsw@0 | 35 form_id = form_attr.id |
| jbe/bsw@0 | 36 else |
| jbe/bsw@0 | 37 form_id = ui.create_unique_id() |
| jbe/bsw@0 | 38 end |
| jbe/bsw@0 | 39 local quoted_form_id = encode.json(form_id) |
| jbe/bsw@0 | 40 form_attr.id = form_id |
| jbe/bsw@0 | 41 local a_attr = table.new(args.attr) |
| jbe/bsw@0 | 42 a_attr.href = "#" |
| jbe/bsw@0 | 43 a_attr.onclick = |
| jbe/bsw@0 | 44 "var f = document.getElementById(" .. quoted_form_id .. "); if (! f.onsubmit || f.onsubmit() != false) { f.submit() };" |
| jbe/bsw@0 | 45 ui.form{ |
| jbe/bsw@0 | 46 external = args.external, |
| jbe/bsw@0 | 47 module = args.module or request.get_module(), |
| jbe/bsw@0 | 48 action = args.action, |
| jbe/bsw@0 | 49 id = args.id, |
| jbe/bsw@0 | 50 params = args.params, |
| jbe/bsw@0 | 51 routing = args.routing, |
| jbe/bsw@0 | 52 attr = form_attr, |
| jbe/bsw@0 | 53 content = function() |
| jbe/bsw@0 | 54 ui.submit{ text = args.text, attr = args.submit_attr } |
| jbe/bsw@0 | 55 end |
| jbe/bsw@0 | 56 } |
| jbe/bsw@0 | 57 ui.script{ |
| jbe/bsw@0 | 58 type = "text/javascript", |
| jbe/bsw@0 | 59 script = ( |
| jbe/bsw@0 | 60 "document.getElementById(" .. |
| jbe/bsw@0 | 61 quoted_form_id .. |
| jbe/bsw@0 | 62 ").style.display = 'none'; document.write(" .. |
| jbe/bsw@0 | 63 encode.json( |
| jbe/bsw@0 | 64 slot.use_temporary( |
| jbe/bsw@0 | 65 function() |
| jbe/bsw@0 | 66 ui.tag{ |
| jbe/bsw@0 | 67 tag = "a", |
| jbe/bsw@0 | 68 attr = a_attr, |
| jbe/bsw@0 | 69 content = wrapped_content |
| jbe/bsw@0 | 70 } |
| jbe/bsw@0 | 71 end |
| jbe/bsw@0 | 72 ) |
| jbe/bsw@0 | 73 ) .. |
| jbe/bsw@0 | 74 ");" |
| jbe/bsw@0 | 75 ) |
| jbe/bsw@0 | 76 } |
| jbe/bsw@0 | 77 else |
| jbe/bsw@0 | 78 -- TODO: support content function |
| jbe/bsw@0 | 79 local a_attr = table.new(args.attr) |
| jbe/bsw@0 | 80 a_attr.href = encode.url{ |
| jbe/bsw@0 | 81 external = args.external, |
| jbe/bsw@0 | 82 static = args.static, |
| jbe/bsw@0 | 83 module = args.module or request.get_module(), |
| jbe/bsw@0 | 84 view = args.view, |
| jbe/bsw@0 | 85 id = args.id, |
| jbe/bsw@0 | 86 params = args.params, |
| jbe/bsw@0 | 87 } |
| jbe/bsw@0 | 88 return ui.tag{ tag = "a", attr = a_attr, content = wrapped_content } |
| jbe/bsw@0 | 89 end |
| jbe/bsw@0 | 90 end |