kopia lustrzana https://github.com/miklobit/TiddlyWiki5
80 wiersze
2.1 KiB
JavaScript
80 wiersze
2.1 KiB
JavaScript
/*\
|
|
title: $:/core/modules/widgets/action-navigate.js
|
|
type: application/javascript
|
|
module-type: widget
|
|
|
|
Action widget to navigate to a tiddler
|
|
|
|
\*/
|
|
(function(){
|
|
|
|
/*jslint node: true, browser: true */
|
|
/*global $tw: false */
|
|
"use strict";
|
|
|
|
var Widget = require("$:/core/modules/widgets/widget.js").widget;
|
|
|
|
var NavigateWidget = function(parseTreeNode,options) {
|
|
this.initialise(parseTreeNode,options);
|
|
};
|
|
|
|
/*
|
|
Inherit from the base widget class
|
|
*/
|
|
NavigateWidget.prototype = new Widget();
|
|
|
|
/*
|
|
Render this widget into the DOM
|
|
*/
|
|
NavigateWidget.prototype.render = function(parent,nextSibling) {
|
|
this.computeAttributes();
|
|
this.execute();
|
|
};
|
|
|
|
/*
|
|
Compute the internal state of the widget
|
|
*/
|
|
NavigateWidget.prototype.execute = function() {
|
|
this.actionTo = this.getAttribute("$to");
|
|
this.actionScroll = this.getAttribute("$scroll");
|
|
};
|
|
|
|
/*
|
|
Refresh the widget by ensuring our attributes are up to date
|
|
*/
|
|
NavigateWidget.prototype.refresh = function(changedTiddlers) {
|
|
var changedAttributes = this.computeAttributes();
|
|
if(changedAttributes["$to"] || changedAttributes["$scroll"]) {
|
|
this.refreshSelf();
|
|
return true;
|
|
}
|
|
return this.refreshChildren(changedTiddlers);
|
|
};
|
|
|
|
/*
|
|
Invoke the action associated with this widget
|
|
*/
|
|
NavigateWidget.prototype.invokeAction = function(triggeringWidget,event) {
|
|
var bounds = triggeringWidget && triggeringWidget.getBoundingClientRect && triggeringWidget.getBoundingClientRect(),
|
|
suppressNavigation = event.metaKey || event.ctrlKey || (event.button === 1);
|
|
if(this.actionScroll === "yes") {
|
|
suppressNavigation = false;
|
|
} else if(this.actionScroll === "no") {
|
|
suppressNavigation = true;
|
|
}
|
|
this.dispatchEvent({
|
|
type: "tm-navigate",
|
|
navigateTo: this.actionTo === undefined ? this.getVariable("currentTiddler") : this.actionTo,
|
|
navigateFromTitle: this.getVariable("storyTiddler"),
|
|
navigateFromNode: triggeringWidget,
|
|
navigateFromClientRect: bounds && { top: bounds.top, left: bounds.left, width: bounds.width, right: bounds.right, bottom: bounds.bottom, height: bounds.height
|
|
},
|
|
navigateSuppressNavigation: suppressNavigation
|
|
});
|
|
return true; // Action was invoked
|
|
};
|
|
|
|
exports["action-navigate"] = NavigateWidget;
|
|
|
|
})();
|