ng2-bootstrap
Version:
angular2 bootstrap components
74 lines (73 loc) • 2.8 kB
JavaScript
"use strict";
exports.ALWAYS = 'always';
exports.DISABLED = 'disabled';
exports.OUTSIDECLICK = 'outsideClick';
exports.NONINPUT = 'nonInput';
/* tslint:disable-next-line */
var KeyboardEvent = global.KeyboardEvent;
/* tslint:disable-next-line */
var MouseEvent = global.MouseEvent;
var DropdownService = (function () {
function DropdownService() {
this.closeDropdownBind = this.closeDropdown.bind(this);
this.keybindFilterBind = this.keybindFilter.bind(this);
}
DropdownService.prototype.open = function (dropdownScope) {
if (!this.openScope) {
window.document.addEventListener('click', this.closeDropdownBind, true);
window.document.addEventListener('keydown', this.keybindFilterBind);
}
if (this.openScope && this.openScope !== dropdownScope) {
this.openScope.isOpen = false;
}
this.openScope = dropdownScope;
};
DropdownService.prototype.close = function (dropdownScope) {
if (this.openScope !== dropdownScope) {
return;
}
this.openScope = void 0;
window.document.removeEventListener('click', this.closeDropdownBind, true);
window.document.removeEventListener('keydown', this.keybindFilterBind);
};
DropdownService.prototype.closeDropdown = function (event) {
if (!this.openScope) {
return;
}
if (event && this.openScope.autoClose === exports.DISABLED) {
return;
}
if (event && this.openScope.toggleEl &&
this.openScope.toggleEl.nativeElement.contains(event.target)) {
return;
}
if (event && this.openScope.autoClose === exports.NONINPUT &&
this.openScope.menuEl &&
/input|textarea/i.test(event.target.tagName) &&
this.openScope.menuEl.nativeElement.contains(event.target)) {
return;
}
if (event && this.openScope.autoClose === exports.OUTSIDECLICK &&
this.openScope.menuEl &&
this.openScope.menuEl.nativeElement.contains(event.target)) {
return;
}
this.openScope.isOpen = false;
};
DropdownService.prototype.keybindFilter = function (event) {
if (event.which === 27) {
this.openScope.focusToggleElement();
this.closeDropdown(void 0);
return;
}
if (this.openScope.keyboardNav && this.openScope.isOpen &&
(event.which === 38 || event.which === 40)) {
event.preventDefault();
event.stopPropagation();
this.openScope.focusDropdownEntry(event.which);
}
};
return DropdownService;
}());
exports.DropdownService = DropdownService;
exports.dropdownService = new DropdownService();