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https://github.com/Jermolene/TiddlyWiki5
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8aa558eb2c
* remove blks first try * dprint.json seems to be OK, some forgotten functions * add some more space-after-keyword settings * server remove blks * add **/files to dprint exclude * dprint.js fixes a typo * add boot.js and bootprefix.js to dprint exclude * dprint change dprint.json * add dprint fmt as script * remove jslint comments * fix whitespace * fix whitespace * remove function-wrapper from geospatial plugin * fix whitespace * add function wrapper to dyannotate-startup * remove dpring.json
78 lines
2.0 KiB
JavaScript
78 lines
2.0 KiB
JavaScript
/*\
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title: $:/core/modules/widgets/slot.js
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type: application/javascript
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module-type: widget
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Widget for definition of slots within transcluded content. The values provided by the translusion are passed to the slot.
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\*/
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"use strict";
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var Widget = require("$:/core/modules/widgets/widget.js").widget,
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TranscludeWidget = require("$:/core/modules/widgets/transclude.js").transclude;
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var SlotWidget = function(parseTreeNode,options) {
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// Initialise
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this.initialise(parseTreeNode,options);
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};
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/*
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Inherit from the base widget class
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*/
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SlotWidget.prototype = new Widget();
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/*
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Render this widget into the DOM
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*/
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SlotWidget.prototype.render = function(parent,nextSibling) {
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// Call the constructor
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Widget.call(this);
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this.parentDomNode = parent;
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this.computeAttributes();
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this.execute();
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this.renderChildren(parent,nextSibling);
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};
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/*
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Compute the internal state of the widget
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*/
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SlotWidget.prototype.execute = function() {
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var self = this;
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this.slotName = this.getAttribute("$name");
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this.slotDepth = parseInt(this.getAttribute("$depth","1"),10) || 1;
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// Find the parent transclusions
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var pointer = this.parentWidget,
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depth = this.slotDepth;
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while(pointer) {
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if(pointer instanceof TranscludeWidget && pointer.hasVisibleSlots()) {
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depth--;
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if(depth <= 0) {
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break;
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}
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}
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pointer = pointer.parentWidget;
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}
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var parseTreeNodes = [{type: "text", attributes: {text: {type: "string", value: "Missing slot reference!"}}}];
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if(pointer instanceof TranscludeWidget) {
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// Get the parse tree nodes comprising the slot contents
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parseTreeNodes = pointer.getTransclusionSlotFill(this.slotName,this.parseTreeNode.children);
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}
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// Construct the child widgets
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this.makeChildWidgets(parseTreeNodes);
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};
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/*
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Refresh the widget by ensuring our attributes are up to date
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*/
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SlotWidget.prototype.refresh = function(changedTiddlers) {
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var changedAttributes = this.computeAttributes();
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if(changedAttributes["$name"] || changedAttributes["$depth"]) {
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this.refreshSelf();
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return true;
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}
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return this.refreshChildren(changedTiddlers);
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};
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exports.slot = SlotWidget;
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