mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-02 14:29:55 +00:00
77 lines
3.4 KiB
Plaintext
77 lines
3.4 KiB
Plaintext
caption: action-deletefield
|
|
created: 20141025120850184
|
|
modified: 20240608151322035
|
|
tags: Widgets ActionWidgets
|
|
title: ActionDeleteFieldWidget
|
|
type: text/vnd.tiddlywiki
|
|
|
|
! Introduction
|
|
|
|
The ''action-deletefield'' widget is an [[action widget|ActionWidgets]] that deletes specified fields of a tiddler. ActionWidgets are used within triggering widgets such as the ButtonWidget.
|
|
|
|
! Content and Attributes
|
|
|
|
The ''action-deletefield'' widget is invisible. Any content within it is ignored.
|
|
|
|
|!Attribute |!Description |
|
|
|$tiddler |The title of the tiddler whose fields are to be modified (if not provided defaults to the [[current tiddler|Current Tiddler]]) |
|
|
|$field |Optional name of a field to delete |
|
|
|$timestamp |<<.from-version "5.3.4">> Specifies whether the timestamp(s) of the target tiddler will be updated (''modified'' and ''modifier'', plus ''created'' and ''creator'' for newly created tiddlers). Can be "yes" (the default) or "no" |
|
|
|//{any attributes not starting with $}// |Each attribute name specifies a field to be deleted. The attribute value is ignored and need not be specified |
|
|
|
|
! Examples
|
|
|
|
<$testcase>
|
|
<$data title=Description text="Delete currentTiddler fields using plain attributes"/>
|
|
<$data title=Narrative text="""Use the $action-deletefield widget to delete the "caption" and "tags" fields of the current tiddler"""/>
|
|
<$data title=Output caption="A caption" tags="tag1 tag2 tag3" text="""Click
|
|
<$button actions="<$action-deletefield caption tags/>">
|
|
Delete
|
|
</$button>
|
|
and watch the "caption" and "tags" field disappear."""/>
|
|
</$testcase>
|
|
|
|
<$testcase>
|
|
<$data title=Description text="Delete fields from a specific tiddler"/>
|
|
<$data title=Narrative text="""Use the $action-deletefield widget to delete the "list" and "tags" fields of the tiddler ~HelloThere"""/>
|
|
<$data $tiddler="HelloThere"/>
|
|
<$data title=Output text="""Click HelloThere, then click
|
|
<$button actions='<$action-deletefield $tiddler="HelloThere" list tags/>'>
|
|
Delete
|
|
</$button>
|
|
and watch the "list" and "tags" fields disappear"""/>
|
|
</$testcase>
|
|
|
|
<$testcase>
|
|
<$data title=Description text="Delete field from a specific tiddler"/>
|
|
<$data title=Narrative text="""Use the $field attribute of the $action-deletefield widget to delete the "text" field of the tiddler ~HelloThere"""/>
|
|
<$data $tiddler="HelloThere"/>
|
|
<$data title=Output text="""Click HelloThere, then click
|
|
<$button actions='<$action-deletefield $tiddler="HelloThere" $field="text"/>'>
|
|
Delete
|
|
</$button>
|
|
and watch the contents of the "text" field disappear"""/>
|
|
</$testcase>
|
|
|
|
<$testcase>
|
|
<$data title=Description text="Delete a variable field name"/>
|
|
<$data title=Narrative text="""Use the $field attribute of the $action-deletefield widget to delete a variable field name"""/>
|
|
<$data title=Output description="This field will be deleted" text="""<$let fieldName=description>
|
|
Click
|
|
<$button actions="<$action-deletefield $field=<<fieldName>>/>">
|
|
Delete
|
|
</$button>
|
|
and watch the "<<fieldName>>" field disappear."""/>
|
|
</$let>
|
|
</$testcase>
|
|
|
|
<$testcase>
|
|
<$data title=Description text="Delete field without updating timestamps"/>
|
|
<$data title=Narrative text="""Use the $timestamp attribute of the $action-deletefield widget to prevent creation/change of "modified" and "created" fields"""/>
|
|
<$data title=Output description="This field will be deleted" text="""Click
|
|
<$button actions='<$action-deletefield $field="description" $timestamp="no"/>'>
|
|
Delete
|
|
</$button>
|
|
and watch the "description" field disappear without the "modified" and "created" fields getting added"""/>
|
|
</$testcase>
|