RetailCRM-Mirror/select2
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Code Issues Projects Releases Wiki Activity

improved tabbing and tabindex support as well as minor focus management tweaks. fixes things broken by #256

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This commit is contained in:
Igor Vaynberg 2012-07-24 17:07:14 +03:00
parent 5d496bd470
commit e620b54271
1 changed files with 71 additions and 41 deletions
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70
select2.js
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@ -853,7 +853,7 @@
this.clearDropdownAlignmentPreference();
this.dropdown.hide();
this.container.removeClass("select2-dropdown-open");
this.container.removeClass("select2-dropdown-open").removeClass("select2-container-active");
this.results.empty();
this.clearSearch();
@ -1194,6 +1194,7 @@
// single
opening: function () {
this.search.show();
this.parent.opening.apply(this, arguments);
this.dropdown.removeClass("select2-offscreen");
},
@ -1208,7 +1209,7 @@
// single
focus: function () {
this.close();
this.container.focus();
this.selection.focus();
},
// single
@ -1219,7 +1220,7 @@
// single
cancel: function () {
this.parent.cancel.apply(this, arguments);
this.container.focus();
this.selection.focus();
},
// single
@ -1258,7 +1259,27 @@
killEvent(e);
return;
}
} else {
if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) {
return;
}
this.open();
if (e.which === KEY.ENTER) {
// do not propagate the event otherwise we open, and propagate enter which closes
return;
}
}
}));
this.search.bind("focus", this.bind(function() {
this.selection.attr("tabIndex", "-1");
}));
this.search.bind("blur", this.bind(function() {
if (!this.opened()) this.container.removeClass("select2-container-active");
window.setTimeout(this.bind(function() { this.selection.removeAttr("tabIndex"); }), 10);
}));
selection.bind("click", this.bind(function (e) {
@ -1266,7 +1287,7 @@
if (this.opened()) {
this.close();
this.container.focus();
this.selection.focus();
} else if (this.enabled) {
this.open();
}
@ -1277,28 +1298,26 @@
dropdown.bind("click", this.bind(function() { this.search.focus(); }));
container.bind("focus", this.bind(function() {
// allows the container to recieve the keyup event
this.container.attr("tabindex", 1);
selection.bind("focus", this.bind(function() {
this.container.addClass("select2-container-active");
// hide the search so the tab key does not focus on it
this.search.attr("tabIndex", "-1");
}));
container.bind("blur", this.bind(function() {
// remove the tabindex so the tab key works properly
this.container.attr("tabindex", -1);
selection.bind("blur", this.bind(function() {
this.container.removeClass("select2-container-active");
window.setTimeout(this.bind(function() { this.search.removeAttr("tabIndex"); }), 10);
}));
container.bind("keydown", this.bind(function(e) {
selection.bind("keydown", this.bind(function(e) {
if (!this.enabled) return;
this.container.attr("tabindex", -1);
if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) {
// prevent the page from scrolling
killEvent(e);
return;
}
if (!this.opened()) {
if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) {
return;
}
@ -1311,6 +1330,13 @@
return;
}
// do not set the search input value for non-alpha-numeric keys
// otherwise pressing down results in a '(' being set in the search field
if (e.which < 48 ) { // '0' == 48
killEvent(e);
return;
}
var keyWritten = String.fromCharCode(e.which).toLowerCase();
if (e.shiftKey) {
@ -1318,7 +1344,9 @@
}
this.search.val(keyWritten);
}
// prevent event propagation so it doesnt replay on the now focussed search field and result in double key entry
killEvent(e);
}));
selection.delegate("abbr", "click", this.bind(function (e) {
@ -1327,11 +1355,9 @@
killEvent(e);
this.close();
this.triggerChange();
this.container.focus();
this.selection.focus();
}));
selection.bind("focus", this.bind(function() { this.search.focus(); }));
this.setPlaceholder();
this.search.bind("focus", this.bind(function() {
@ -1440,7 +1466,7 @@
this.opts.element.val(this.id(data));
this.updateSelection(data);
this.close();
this.container.focus();
this.selection.focus();
if (!equal(old, this.id(data))) { this.triggerChange(); }
},
@ -1632,6 +1658,10 @@
this.search.bind("keyup", this.bind(this.resizeSearch));
this.search.bind("blur", this.bind(function() {
this.container.removeClass("select2-container-active");
}));
this.container.delegate(selector, "click", this.bind(function (e) {
if (!this.enabled) return;
this.clearPlaceholder();
@ -1734,7 +1764,7 @@
// multi
focus: function () {
this.close();
this.container.focus();
this.search.focus();
},
// multi