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Code Issues Releases Wiki Activity

Extend set widget to support returning a single result from a filter

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This solves the problem with extraneous double square brackets when
using the filtered set widget.
This commit is contained in:
Jermolene
2016-10-18 09:16:47 +01:00
parent d9f301f755
commit b35544bf49
2 changed files with 27 additions and 6 deletions
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13
core/modules/widgets/setvariable.js
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@@ -40,6 +40,7 @@ SetWidget.prototype.execute = function() {
// Get our parameters
this.setName = this.getAttribute("name","currentTiddler");
this.setFilter = this.getAttribute("filter");
this.setSelect = this.getAttribute("select");
this.setValue = this.getAttribute("value");
this.setEmptyValue = this.getAttribute("emptyValue");
// Set context variable
@@ -56,7 +57,15 @@ SetWidget.prototype.getValue = function() {
if(this.setFilter) {
var results = this.wiki.filterTiddlers(this.setFilter,this);
if(!this.setValue) {
value = $tw.utils.stringifyList(results);
var select;
if(this.setSelect) {
select = parseInt(this.setSelect,10);
}
if(select !== undefined) {
value = results[select] || "";
} else {
value = $tw.utils.stringifyList(results);
}
}
if(results.length === 0 && this.setEmptyValue !== undefined) {
value = this.setEmptyValue;
@@ -72,7 +81,7 @@ Selectively refreshes the widget if needed. Returns true if the widget or any of
*/
SetWidget.prototype.refresh = function(changedTiddlers) {
var changedAttributes = this.computeAttributes();
if(changedAttributes.name || changedAttributes.filter || changedAttributes.value || changedAttributes.emptyValue ||
if(changedAttributes.name || changedAttributes.filter || changedAttributes.select ||changedAttributes.value || changedAttributes.emptyValue ||
(this.setFilter && this.getValue() != this.variables[this.setName].value)) {
this.refreshSelf();
return true;