mirror of
https://github.com/Jermolene/TiddlyWiki5
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43 lines
1.5 KiB
Plaintext
43 lines
1.5 KiB
Plaintext
created: 20210309133636211
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modified: 20210309133636211
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tags: Widgets
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title: MessageCatcherWidget
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type: text/vnd.tiddlywiki
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! Introduction
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<<.from-version "5.1.24">>
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The message catcher widget traps [[messages|Messages]] dispatched within its child content, and allows invoking a series of ActionWidgets in response to those messages.
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! Content and Attributes
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The content of the `<$messagecatcher>` widget is displayed normally.
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|!Attribute |!Description |
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|type |Name of the message be trapped, for example "tm-scroll" or "tm-navigate" |
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|actions |Action string to be invoked when a matching message is trapped |
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! Variables
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The message catcher widget
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|!Variables |!Description |
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|`event-*` |All string-based properties of the `event` object, with the names prefixed with `event-` |
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|`event-paramObject-*` |All string-based properties of the `event.paramObject` object, with the names prefixed with `event-paramObject-` |
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|`modifier` |For messages that originated with browser events, the modifier keys that were pressed when the event was fired. The possible modifiers are ''normal'' (no modifiers), ''ctrl'', ''ctrl-alt'', ''ctrl-shift'', ''alt'', ''alt-shift'', ''shift'' and ''ctrl-alt-shift'' |
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! Example
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<$macrocall $name="wikitext-example-without-html" src="""
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\define actions()
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<$action-log/>
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\end
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<$messagecatcher type="tm-navigate" actions=<<actions>>>
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Click on [[this link]] to fire an action. See the browser JavaScript console for the output
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</$messagecatcher>
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"""/>
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