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make selection on iOS more intuitive

allow touchend to cause selection of touched item.
Detect touchmove events so that selection of touched item can be canceled
Adam Schepis há 11 anos atrás
pai
commit
eb09dfcce0
1 ficheiros alterados com 15 adições e 0 exclusões
  1. 15 0
      select2.js

+ 15 - 0
select2.js

@@ -715,6 +715,9 @@ the specific language governing permissions and limitations under the Apache Lic
 
             installFilteredMouseMove(this.results);
             this.dropdown.on("mousemove-filtered touchstart touchmove touchend", resultsSelector, this.bind(this.highlightUnderEvent));
+            this.dropdown.on("touchend", resultsSelector, this.bind(this.selectHighlighted));
+            this.dropdown.on("touchmove", resultsSelector, this.bind(this.touchMoved));
+            this.dropdown.on("touchstart touchend", resultsSelector, this.bind(this.clearTouchMoved));
 
             installDebouncedScroll(80, this.results);
             this.dropdown.on("scroll-debounced", resultsSelector, this.bind(this.loadMoreIfNeeded));
@@ -1483,6 +1486,14 @@ the specific language governing permissions and limitations under the Apache Lic
             this.results.find(".select2-highlighted").removeClass("select2-highlighted");
         },
 
+        touchMoved: function() {
+            this._touchMoved = true;
+        },
+
+        clearTouchMoved: function() {
+          this._touchMoved = false;
+        },
+
         // abstract
         countSelectableResults: function() {
             return this.findHighlightableChoices().length;
@@ -1715,6 +1726,10 @@ the specific language governing permissions and limitations under the Apache Lic
 
         // abstract
         selectHighlighted: function (options) {
+            if (this._touchMoved) {
+              this.clearTouchMoved();
+              return;
+            }
             var index=this.highlight(),
                 highlighted=this.results.find(".select2-highlighted"),
                 data = highlighted.closest('.select2-result').data("select2-data");