98 lines
2.1 KiB
Plaintext
98 lines
2.1 KiB
Plaintext
note
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description: "Summary description for {WSF_REPEATER_CONTROL}."
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author: ""
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date: "$Date$"
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revision: "$Revision$"
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deferred class
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WSF_REPEATER_CONTROL [G -> WSF_ENTITY]
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inherit
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WSF_MULTI_CONTROL [WSF_STATELESS_CONTROL]
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redefine
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set_state,
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state,
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render
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end
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feature {NONE} -- Initialization
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make_repeater (n: STRING; a_datasource: WSF_DATASOURCE [G])
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do
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make_multi_control (n)
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datasource := a_datasource
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datasource.set_on_update_agent (agent update)
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if attached {WSF_PAGABLE_DATASOURCE [G]} a_datasource as ds then
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create pagination_control.make_paging (n + "_paging", ds)
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add_control (pagination_control)
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end
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end
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feature {WSF_PAGE_CONTROL, WSF_CONTROL} -- State management
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update
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-- Send new renederd control to client on update
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do
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state_changes.replace (create {JSON_STRING}.make_json (render_body), "_body")
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state_changes.replace (datasource.state, "datasource")
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end
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set_state (new_state: JSON_OBJECT)
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-- Restore datasource state from json
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do
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if attached {JSON_OBJECT} new_state.item ("datasource") as datasource_state then
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datasource.set_state (datasource_state)
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end
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end
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state: JSON_OBJECT
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-- Return state which contains the current datasource state
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do
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create Result.make
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Result.put (datasource.state, "datasource")
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end
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feature -- Rendering
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render_item (item: G): STRING
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--Render item
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deferred
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end
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render_body: STRING
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--Render Body
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do
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Result := ""
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across
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datasource.data as entity
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loop
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Result.append (render_item (entity.item))
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end
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end
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render: STRING
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--Render repeater inclusive paging if paging is available
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local
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content: STRING
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do
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content := render_tag_with_tagname ("div", render_body, "", "repeater_content")
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Result := ""
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across
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controls as c
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loop
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Result := c.item.render + Result
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end
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-- Fix generator name since the user will extend this class to define item_render
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Result := render_tag_with_generator_name ("WSF_REPEATER_CONTROL", content + Result, "")
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end
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feature -- Properties
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datasource: WSF_DATASOURCE [G]
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pagination_control: detachable WSF_PAGINATION_CONTROL [G]
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end
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