mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-09 11:29:58 +00:00
151 lines
4.7 KiB
JavaScript
151 lines
4.7 KiB
JavaScript
/*\
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title: $:/core/modules/widgets/button.js
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type: application/javascript
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module-type: widget
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Implements the button widget.
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var ButtonWidget = function(renderer) {
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// Save state
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this.renderer = renderer;
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// Generate child nodes
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this.generate();
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};
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ButtonWidget.prototype.generate = function() {
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// Get the parameters from the attributes
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this.message = this.renderer.getAttribute("message");
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this.param = this.renderer.getAttribute("param");
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this.set = this.renderer.getAttribute("set");
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this.setTo = this.renderer.getAttribute("setTo");
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this.popup = this.renderer.getAttribute("popup");
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this.hover = this.renderer.getAttribute("hover");
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this.qualifyTiddlerTitles = this.renderer.getAttribute("qualifyTiddlerTitles");
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this["class"] = this.renderer.getAttribute("class");
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this.selectedClass = this.renderer.getAttribute("selectedClass");
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// Compose the button
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var classes = ["tw-button"];
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if(this["class"]) {
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$tw.utils.pushTop(classes,this["class"]);
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}
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var events = [{name: "click", handlerObject: this, handlerMethod: "handleClickEvent"}];
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if(this.hover === "yes") {
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events.push({name: "mouseover", handlerObject: this, handlerMethod: "handleMouseOverOrOutEvent"});
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events.push({name: "mouseout", handlerObject: this, handlerMethod: "handleMouseOverOrOutEvent"});
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}
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if(this.set && this.setTo && this.selectedClass) {
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if(this.isSelected()) {
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classes.push(this.selectedClass);
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}
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}
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// Set the return element
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this.tag = "button";
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this.attributes ={"class": classes.join(" ")};
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this.children = this.renderer.renderTree.createRenderers(this.renderer,this.renderer.parseTreeNode.children);
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this.events = events;
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};
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ButtonWidget.prototype.dispatchMessage = function(event) {
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$tw.utils.dispatchCustomEvent(event.target,this.message,{
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param: this.param,
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tiddlerTitle: this.renderer.tiddlerTitle
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});
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};
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ButtonWidget.prototype.triggerPopup = function(event) {
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var title = this.popup;
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if(this.qualifyTiddlerTitles) {
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title = title + "-" + this.renderer.renderTree.getContextScopeId(this.renderer.parentRenderer);
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}
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$tw.popup.triggerPopup({
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domNode: this.renderer.domNode,
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title: title,
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wiki: this.renderer.renderTree.wiki
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});
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};
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ButtonWidget.prototype.isSelected = function() {
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var title = this.set;
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if(this.qualifyTiddlerTitles) {
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title = title + "-" + this.renderer.renderTree.getContextScopeId(this.renderer.parentRenderer);
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}
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var tiddler = this.renderer.renderTree.wiki.getTiddler(title);
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return tiddler ? tiddler.fields.text === this.setTo : false;
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};
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ButtonWidget.prototype.setTiddler = function() {
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var title = this.set;
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if(this.qualifyTiddlerTitles) {
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title = title + "-" + this.renderer.renderTree.getContextScopeId(this.renderer.parentRenderer);
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}
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var tiddler = this.renderer.renderTree.wiki.getTiddler(title);
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this.renderer.renderTree.wiki.addTiddler(new $tw.Tiddler(tiddler,{title: title, text: this.setTo}));
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};
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ButtonWidget.prototype.handleClickEvent = function(event) {
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var handled = false;
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if(this.message) {
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this.dispatchMessage(event);
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handled = true;
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}
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if(this.popup) {
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this.triggerPopup(event);
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handled = true;
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}
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if(this.set) {
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this.setTiddler();
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handled = true;
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}
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event.stopPropagation();
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event.preventDefault();
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return handled;
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};
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ButtonWidget.prototype.handleMouseOverOrOutEvent = function(event) {
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if(this.popup) {
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this.triggerPopup(event);
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}
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event.preventDefault();
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return false;
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};
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ButtonWidget.prototype.refreshInDom = function(changedAttributes,changedTiddlers) {
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var setTitle = this.set,
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popupTitle = this.popup;
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if(this.qualifyTiddlerTitles) {
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var scopeId = this.renderer.renderTree.getContextScopeId(this.renderer.parentRenderer);
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if(setTitle) {
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setTitle = setTitle + "-" + scopeId;
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}
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if(popupTitle) {
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popupTitle = popupTitle + "-" + scopeId;
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}
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}
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// Check if any of our attributes have changed, or if a tiddler we're interested in has changed
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if(changedAttributes.message || changedAttributes.param || changedAttributes.set || changedAttributes.setTo || changedAttributes.popup || changedAttributes.hover || changedAttributes.qualifyTiddlerTitles || changedAttributes["class"] || (setTitle && changedTiddlers[setTitle]) || (popupTitle && changedTiddlers[popupTitle])) {
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// Regenerate and rerender the widget and replace the existing DOM node
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this.generate();
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var oldDomNode = this.renderer.domNode,
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newDomNode = this.renderer.renderInDom();
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oldDomNode.parentNode.replaceChild(newDomNode,oldDomNode);
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} else {
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// We don't need to refresh ourselves, so just refresh any child nodes
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$tw.utils.each(this.children,function(node) {
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if(node.refreshInDom) {
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node.refreshInDom(changedTiddlers);
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}
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});
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}
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};
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exports.button = ButtonWidget;
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})();
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