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The last batch of drag and drop docs

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Jermolene
2017-04-06 10:15:22 +01:00
parent b9a8c3c01d
commit 40a61ff2e7
6 changed files with 103 additions and 16 deletions
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8
editions/tw5.com/tiddlers/widgets/ButtonWidget.tid
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@@ -1,6 +1,6 @@
caption: button
created: 20131024141900000
modified: 20160429175044822
modified: 20170406085706139
tags: Widgets
title: ButtonWidget
type: text/vnd.tiddlywiki
@@ -30,14 +30,16 @@ The content of the `<$button>` widget is displayed within the button.
|param |The optional parameter to the message |
|set |A TextReference to which a new value will be assigned |
|setTo |The new value to assign to the TextReference identified in the `set` attribute |
|selectedClass |An optional additional CSS class to be assigned if the popup is triggered or the tiddler specified in `set` already has the value specified in `setTo` |
|default |Default value if `set` tiddler is missing for testing against `setTo` to determine `selectedClass` |
|popup |Title of a state tiddler for a popup that is toggled when the button is clicked |
|aria-label |Optional [[Accessibility]] label |
|tooltip |Optional tooltip |
|class |An optional CSS class name to be assigned to the HTML element|
|style |An optional CSS style attribute to be assigned to the HTML element |
|selectedClass |An optional additional CSS class to be assigned if the popup is triggered or the tiddler specified in `set` already has the value specified in `setTo` |
|tag |An optional html tag to use instead of the default "button" |
|default |Default value if `set` tiddler is missing for testing against `setTo` to determine `selectedClass` |
|dragTiddler |An optional tiddler title making the button draggable and identifying the payload tiddler. See DraggableWidget for details |
|dragFilter |An optional filter making the button draggable and identifying the list of payload tiddlers. See DraggableWidget for details |
''Note:'' In almost all other cases where a TextReference is used as a widget attribute, it will be placed between curly brackets, to [[transclude|Transclusion in WikiText]] the value currently stored there. However, when we use a TextReference as the value of a button widget's `set` attribute, we are referencing //the storage location itself//, rather than the value stored there, so we do ''not'' use curly brackets there. //Example:// we could code a button widget that sets the `caption` field of TiddlerA to be the same as that of TiddlerB as: