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In 5.1.3 we introduced the idea that the `event.param` variable could optionally be a hashmap, allowing multiple values to be passed with the message. This change moves the hashmap to a separate `event.paramObject` variable, allowing us to pass both a hashmap and a param string.
32 lines
1.3 KiB
Plaintext
32 lines
1.3 KiB
Plaintext
caption: action-sendmessage
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created: 20141008134309742
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modified: 20141107132122081
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tags: Widgets ActionWidgets
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title: ActionSendMessageWidget
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type: text/vnd.tiddlywiki
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! Introduction
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The ''action-sendmessage'' widget is an [[action widget|ActionWidgets]] that sends a [[message|WidgetMessages]] back up the widget tree. ActionWidgets are used within triggering widgets such as the ButtonWidget.
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! Content and Attributes
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The ''action-sendmessage'' widget is invisible. Any content within it is ignored.
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|!Attribute |!Description |
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|$message |The message to send (eg, [[WidgetMessage: tm-new-tiddler]]) |
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|$param |Optional parameter string whose meaning is dependent on the message being sent |
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|//{any attributes not starting with $}// |Multiple additional named parameters that are attached to the message |
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! Examples
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Here is an example of button that displays both a notification and a wizard, and creates a new tiddler with tags and text:
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<$macrocall $name='wikitext-example-without-html'
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src='<$button>
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<$action-sendmessage $message="tm-modal" $param="SampleWizard"/>
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<$action-sendmessage $message="tm-notify" $param="SampleNotification"/>
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<$action-sendmessage $message="tm-new-tiddler" title="This is newly created tiddler" tags="OneTag [[Another Tag]]" text=<<now "Today is DDth, MMM YYYY">>/>
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Click me!
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</$button>'/>
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