Ticket #2053: ui-slider-startValue.patch

ui/ui.slider.js

@@ -32 +32 @@
         $.extend(o, {
             axis: o.axis || (element.offsetWidth < element.offsetHeight ? 'vertical' : 'horizontal'),
             maxValue: !isNaN(parseInt(o.maxValue,10)) ? parseInt(o.maxValue,10) :  100,
-            minValue: parseInt(o.minValue,10) || 0,
-            startValue: parseInt(o.startValue,10) || 'none'     
+            minValue: parseInt(o.minValue,10) || 0
         });
         
         //Prepare the real maxValue
@@ -93 +92 @@
         this.element.bind('click', function(e) { self.click.apply(self, [e]); });
         
         //Move the first handle to the startValue
-        if(!isNaN(o.startValue)) this.moveTo(o.startValue, 0);
+        if (o.startValue && o.startValue.length) {
+            $.each(o.startValue, function(index, value) {
+                self.moveTo(value, index);
+            });
+        } else if (!isNaN(o.startValue))
+            this.moveTo(o.startValue, 0);
         
         //If we only have one handle, set the previous handle to this one to allow clicking before selecting the handle
         if(this.handle.length == 1) this.previousHandle = this.handle;
@@ -237 +241 @@
             if(handle == undefined && !this.currentHandle && this.handle.length != 1) return false; //If no handle has been passed, no current handle is available and we have multiple handles, return false
             if(handle == undefined && !this.currentHandle) handle = 0; //If only one handle is available, use it
             if(handle != undefined) this.currentHandle = this.previousHandle = $(this.handle[handle] || handle);
-
-            if(value.constructor == String) value = /\-\=/.test(value) ? this.value() - parseInt(value.replace('-=', ''),10) : this.value() + parseInt(value.replace('+=', ''),10);
+    
+            if(value.constructor == String) {
+                if (/^\-\=/.test(value) ) {
+                    value = this.value() - parseInt(value.replace('-=', ''), 10)
+                } else if (/^\+\=/.test(value) ) {
+                    value = this.value() + parseInt(value.replace('+=', ''), 10)
+                } else {
+                    value = parseInt(value, 10);
+                }
+            }
+            
             if(o.stepping) value = Math.round(value / o.stepping) * o.stepping;
             value = this.translateValue(value);