mirror of
https://github.com/jquery/jquery-ui.git
synced 2025-01-07 20:34:24 +00:00
Autocomplete demo (Combobox): Split code into smaller functions.
This commit is contained in:
parent
5546e76354
commit
c1d04def42
@ -37,79 +37,52 @@
|
|||||||
(function( $ ) {
|
(function( $ ) {
|
||||||
$.widget( "ui.combobox", {
|
$.widget( "ui.combobox", {
|
||||||
_create: function() {
|
_create: function() {
|
||||||
var input,
|
this.wrapper = $( "<span>" )
|
||||||
that = this,
|
|
||||||
wasOpen = false,
|
|
||||||
select = this.element.hide(),
|
|
||||||
selected = select.children( ":selected" ),
|
|
||||||
value = selected.val() ? selected.text() : "",
|
|
||||||
wrapper = this.wrapper = $( "<span>" )
|
|
||||||
.addClass( "ui-combobox" )
|
.addClass( "ui-combobox" )
|
||||||
.insertAfter( select );
|
.insertAfter( this.element );
|
||||||
|
|
||||||
function removeIfInvalid( element ) {
|
this._createAutocomplete();
|
||||||
var value = $( element ).val().toLowerCase(),
|
this._createShowAllButton();
|
||||||
valid = false;
|
},
|
||||||
select.children( "option" ).each(function() {
|
|
||||||
if ( $( this ).text().toLowerCase() === value ) {
|
|
||||||
this.selected = valid = true;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
});
|
|
||||||
|
|
||||||
if ( !valid ) {
|
_createAutocomplete: function() {
|
||||||
// remove invalid value, as it didn't match anything
|
var selected = this.element.children( ":selected" ),
|
||||||
$( element )
|
value = selected.val() ? selected.text() : "";
|
||||||
.val( "" )
|
|
||||||
.attr( "title", value + " didn't match any item" )
|
|
||||||
.tooltip( "open" );
|
|
||||||
select.val( "" );
|
|
||||||
setTimeout(function() {
|
|
||||||
input.tooltip( "close" ).attr( "title", "" );
|
|
||||||
}, 2500 );
|
|
||||||
input.data( "ui-autocomplete" ).term = "";
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
input = $( "<input>" )
|
this.input = $( "<input>" )
|
||||||
.appendTo( wrapper )
|
.appendTo( this.wrapper )
|
||||||
.val( value )
|
.val( value )
|
||||||
.attr( "title", "" )
|
.attr( "title", "" )
|
||||||
.addClass( "ui-state-default ui-combobox-input" )
|
.addClass( "ui-state-default ui-combobox-input ui-widget ui-widget-content ui-corner-left" )
|
||||||
.autocomplete({
|
.autocomplete({
|
||||||
delay: 0,
|
delay: 0,
|
||||||
minLength: 0,
|
minLength: 0,
|
||||||
source: function( request, response ) {
|
source: $.proxy( this, "_source" )
|
||||||
var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
|
})
|
||||||
response( select.children( "option" ).map(function() {
|
.tooltip({
|
||||||
var text = $( this ).text();
|
tooltipClass: "ui-state-highlight"
|
||||||
if ( this.value && ( !request.term || matcher.test(text) ) )
|
});
|
||||||
return {
|
|
||||||
label: text,
|
this._on( this.input, {
|
||||||
value: text,
|
autocompleteselect: function( event, ui ) {
|
||||||
option: this
|
|
||||||
};
|
|
||||||
}) );
|
|
||||||
},
|
|
||||||
select: function( event, ui ) {
|
|
||||||
ui.item.option.selected = true;
|
ui.item.option.selected = true;
|
||||||
that._trigger( "select", event, {
|
this._trigger( "select", event, {
|
||||||
item: ui.item.option
|
item: ui.item.option
|
||||||
});
|
});
|
||||||
},
|
},
|
||||||
change: function( event, ui ) {
|
|
||||||
if ( !ui.item ) {
|
autocompletechange: "_removeIfInvalid"
|
||||||
removeIfInvalid( this );
|
});
|
||||||
}
|
},
|
||||||
}
|
|
||||||
})
|
_createShowAllButton: function() {
|
||||||
.addClass( "ui-widget ui-widget-content ui-corner-left" );
|
var wasOpen = false;
|
||||||
|
|
||||||
$( "<a>" )
|
$( "<a>" )
|
||||||
.attr( "tabIndex", -1 )
|
.attr( "tabIndex", -1 )
|
||||||
.attr( "title", "Show All Items" )
|
.attr( "title", "Show All Items" )
|
||||||
.tooltip()
|
.tooltip()
|
||||||
.appendTo( wrapper )
|
.appendTo( this.wrapper )
|
||||||
.button({
|
.button({
|
||||||
icons: {
|
icons: {
|
||||||
primary: "ui-icon-triangle-1-s"
|
primary: "ui-icon-triangle-1-s"
|
||||||
@ -124,18 +97,62 @@
|
|||||||
.click(function() {
|
.click(function() {
|
||||||
input.focus();
|
input.focus();
|
||||||
|
|
||||||
// close if already visible
|
// Close if already visible
|
||||||
if ( wasOpen ) {
|
if ( wasOpen ) {
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
// pass empty string as value to search for, displaying all results
|
// Pass empty string as value to search for, displaying all results
|
||||||
input.autocomplete( "search", "" );
|
input.autocomplete( "search", "" );
|
||||||
});
|
});
|
||||||
|
},
|
||||||
|
|
||||||
input.tooltip({
|
_source: function( request, response ) {
|
||||||
tooltipClass: "ui-state-highlight"
|
var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
|
||||||
|
response( this.element.children( "option" ).map(function() {
|
||||||
|
var text = $( this ).text();
|
||||||
|
if ( this.value && ( !request.term || matcher.test(text) ) )
|
||||||
|
return {
|
||||||
|
label: text,
|
||||||
|
value: text,
|
||||||
|
option: this
|
||||||
|
};
|
||||||
|
}) );
|
||||||
|
},
|
||||||
|
|
||||||
|
_removeIfInvalid: function( event, ui ) {
|
||||||
|
|
||||||
|
// Selected an item, nothing to do
|
||||||
|
if ( ui.item ) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Search for a match (case-insensitive)
|
||||||
|
var value = this.input.val(),
|
||||||
|
valueLowerCase = value.toLowerCase(),
|
||||||
|
valid = false;
|
||||||
|
this.element.children( "option" ).each(function() {
|
||||||
|
if ( $( this ).text().toLowerCase() === valueLowerCase ) {
|
||||||
|
this.selected = valid = true;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
});
|
});
|
||||||
|
|
||||||
|
// Found a match, nothing to do
|
||||||
|
if ( valid ) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Remove invalid value
|
||||||
|
this.input
|
||||||
|
.val( "" )
|
||||||
|
.attr( "title", value + " didn't match any item" )
|
||||||
|
.tooltip( "open" );
|
||||||
|
this.element.val( "" );
|
||||||
|
this._delay(function() {
|
||||||
|
this.input.tooltip( "close" ).attr( "title", "" );
|
||||||
|
}, 2500 );
|
||||||
|
this.input.data( "ui-autocomplete" ).term = "";
|
||||||
},
|
},
|
||||||
|
|
||||||
_destroy: function() {
|
_destroy: function() {
|
||||||
|
Loading…
Reference in New Issue
Block a user