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Refactor autocomplete and add a simple select one

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This commit is contained in:
Yohan Boniface 2014-06-19 00:11:12 +02:00
parent ae27d8d504
commit 9257264b8d
3 changed files with 361 additions and 321 deletions
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660
umap/static/umap/js/autocomplete.js
View file

@ -1,339 +1,371 @@
L.S.AutoComplete = L.Class.extend({
L.S.autoComplete = function (el, options) { options: {
placeholder: 'Start typing...',
emptyMessage: 'No result',
allowFree: true,
minChar: 2,
maxResults: 5
},
var API = { CACHE: '',
options: { RESULTS: [],
placeholder: "Start typing...",
emptyMessage: "No result",
allowFree: true,
minChar: 2,
maxResults: 5
},
CACHE: '', initialize: function (el, options) {
RESULTS: [], this.el = L.DomUtil.get(el);
L.setOptions(options);
_init: function (el, options) { var CURRENT = null;
this.el = L.DomUtil.get(el); try {
this.options = L.Util.extend(this.options, options); Object.defineProperty(this, 'CURRENT', {
var CURRENT = null; get: function () {
try { return CURRENT;
Object.defineProperty(this, "CURRENT", { },
get: function () { set: function (index) {
return CURRENT; if (typeof index === 'object') {
}, index = this.resultToIndex(index);
set: function (index) {
if (typeof index === "object") {
index = this.resultToIndex(index);
}
CURRENT = index;
} }
}); CURRENT = index;
} catch (e) {
// Hello IE8
}
return this;
},
createInput: function () {
this.input = L.DomUtil.element('input', {
type: 'text',
placeholder: this.options.placeholder,
autocomplete: "off"
});
L.DomUtil.before(this.el, this.input);
L.DomEvent.on(this.input, "keydown", this.onKeyDown, this);
L.DomEvent.on(this.input, "keyup", this.onKeyUp, this);
L.DomEvent.on(this.input, "blur", this.onBlur, this);
},
createContainer: function () {
this.container = L.DomUtil.element('ul', {className: 'umap-autocomplete'}, document.querySelector('body'));
},
resizeContainer: function()
{
var l = this.getLeft(this.input);
var t = this.getTop(this.input) + this.input.offsetHeight;
this.container.style.left = l + 'px';
this.container.style.top = t + 'px';
var width = this.options.width ? this.options.width : this.input.offsetWidth - 2;
this.container.style.width = width + "px";
},
onKeyDown: function (e) {
switch (e.keyCode) {
case L.S.Keys.TAB:
if(this.CURRENT !== null)
{
this.setChoice();
}
L.DomEvent.stop(e);
break;
case L.S.Keys.RETURN:
L.DomEvent.stop(e);
this.setChoice();
break;
case L.S.Keys.ESC:
L.DomEvent.stop(e);
this.hide();
break;
case L.S.Keys.DOWN:
if(this.RESULTS.length > 0) {
if(this.CURRENT !== null && this.CURRENT < this.RESULTS.length - 1) { // what if one resutl?
this.CURRENT++;
this.highlight();
}
else if(this.CURRENT === null) {
this.CURRENT = 0;
this.highlight();
}
}
break;
case L.S.Keys.UP:
if(this.CURRENT !== null) {
L.DomEvent.stop(e);
}
if(this.RESULTS.length > 0) {
if(this.CURRENT > 0) {
this.CURRENT--;
this.highlight();
}
else if(this.CURRENT === 0) {
this.CURRENT = null;
this.highlight();
}
}
break;
}
},
onKeyUp: function (e) {
var special = [
L.S.Keys.TAB,
L.S.Keys.RETURN,
L.S.Keys.LEFT,
L.S.Keys.RIGHT,
L.S.Keys.DOWN,
L.S.Keys.UP,
L.S.Keys.APPLE,
L.S.Keys.SHIFT,
L.S.Keys.ALT,
L.S.Keys.CTRL
];
if (special.indexOf(e.keyCode) === -1)
{
this.search();
}
},
onBlur: function (e) {
var self = this;
setTimeout(function () {
self.hide();
}, 100);
},
clear: function () {
this.RESULTS = [];
this.CURRENT = null;
this.CACHE = '';
this.container.innerHTML = '';
},
hide: function() {
this.clear();
this.container.style.display = 'none';
this.input.value = "";
},
setChoice: function (choice) {
choice = choice || this.RESULTS[this.CURRENT];
if (choice) {
this.input.value = choice.display;
this.select(choice);
this.displaySelected(choice);
this.hide();
if (this.options.callback) {
L.Util.bind(this.options.callback, this)(choice);
} }
} });
}, } catch (e) {
// Hello IE8
}
return this;
},
search: function() { createInput: function () {
var val = this.input.value; this.input = L.DomUtil.element('input', {
if (val.length < this.options.minChar) { type: 'text',
this.clear(); placeholder: this.options.placeholder,
autocomplete: 'off'
});
L.DomUtil.before(this.el, this.input);
L.DomEvent.on(this.input, 'keydown', this.onKeyDown, this);
L.DomEvent.on(this.input, 'keyup', this.onKeyUp, this);
L.DomEvent.on(this.input, 'blur', this.onBlur, this);
},
createContainer: function () {
this.container = L.DomUtil.element('ul', {className: 'umap-autocomplete'}, document.body);
},
resizeContainer: function()
{
var l = this.getLeft(this.input);
var t = this.getTop(this.input) + this.input.offsetHeight;
this.container.style.left = l + 'px';
this.container.style.top = t + 'px';
var width = this.options.width ? this.options.width : this.input.offsetWidth - 2;
this.container.style.width = width + 'px';
},
onKeyDown: function (e) {
switch (e.keyCode) {
case L.S.Keys.TAB:
if(this.CURRENT !== null)
{
this.setChoice();
}
L.DomEvent.stop(e);
break;
case L.S.Keys.ENTER:
L.DomEvent.stop(e);
this.setChoice();
break;
case L.S.Keys.ESC:
L.DomEvent.stop(e);
this.hide();
break;
case L.S.Keys.DOWN:
if(this.RESULTS.length > 0) {
if(this.CURRENT !== null && this.CURRENT < this.RESULTS.length - 1) { // what if one resutl?
this.CURRENT++;
this.highlight();
}
else if(this.CURRENT === null) {
this.CURRENT = 0;
this.highlight();
}
}
break;
case L.S.Keys.UP:
if(this.CURRENT !== null) {
L.DomEvent.stop(e);
}
if(this.RESULTS.length > 0) {
if(this.CURRENT > 0) {
this.CURRENT--;
this.highlight();
}
else if(this.CURRENT === 0) {
this.CURRENT = null;
this.highlight();
}
}
break;
}
},
onKeyUp: function (e) {
var special = [
L.S.Keys.TAB,
L.S.Keys.ENTER,
L.S.Keys.LEFT,
L.S.Keys.RIGHT,
L.S.Keys.DOWN,
L.S.Keys.UP,
L.S.Keys.APPLE,
L.S.Keys.SHIFT,
L.S.Keys.ALT,
L.S.Keys.CTRL
];
if (special.indexOf(e.keyCode) === -1)
{
this.search();
}
},
onBlur: function () {
var self = this;
setTimeout(function () {
self.hide();
}, 100);
},
clear: function () {
this.RESULTS = [];
this.CURRENT = null;
this.CACHE = '';
this.container.innerHTML = '';
},
hide: function() {
this.clear();
this.container.style.display = 'none';
this.input.value = '';
},
setChoice: function (choice) {
choice = choice || this.RESULTS[this.CURRENT];
if (choice) {
this.input.value = choice.display;
this.select(choice);
this.displaySelected(choice);
this.hide();
if (this.options.callback) {
L.Util.bind(this.options.callback, this)(choice);
}
}
},
search: function() {
var val = this.input.value;
if (val.length < this.options.minChar) {
this.clear();
return;
}
if(!val) {
this.clear();
return;
}
if( val + '' === this.CACHE + '') {
return;
}
else {
this.CACHE = val;
}
var results = this._do_search(val);
return this.handleResults(results);
},
createResult: function (item) {
var el = L.DomUtil.element('li', {}, this.container);
el.innerHTML = item.display;
var result = {
value: item.value,
display: item.display,
el: el
};
L.DomEvent.on(el, 'mouseover', function () {
this.CURRENT = result;
this.highlight();
}, this);
L.DomEvent.on(el, 'mousedown', function () {
this.setChoice();
}, this);
return result;
},
resultToIndex: function (result) {
var out = null;
this.forEach(this.RESULTS, function (item, index) {
if (item.value == result.value) {
out = index;
return; return;
} }
if(!val) { });
this.clear(); return out;
return; },
}
if( val + '' === this.CACHE + '') { handleResults: function(data) {
return; var self = this;
this.clear();
this.container.style.display = 'block';
this.resizeContainer();
this.forEach(data, function (item) {
self.RESULTS.push(self.createResult(item));
});
this.CURRENT = 0;
this.highlight();
//TODO manage no results
},
highlight: function () {
var self = this;
this.forEach(this.RESULTS, function (item, index) {
if (index === self.CURRENT) {
L.DomUtil.addClass(item.el, 'on');
} }
else { else {
this.CACHE = val; L.DomUtil.removeClass(item.el, 'on');
} }
var results = this._do_search(val); });
return this.handleResults(results); },
},
createResult: function (item) { getLeft: function (el) {
var el = L.DomUtil.element('li', {}, this.container); var tmp = el.offsetLeft;
el.innerHTML = item.display; el = el.offsetParent;
var result = { while(el) {
value: item.value, tmp += el.offsetLeft;
display: item.display,
el: el
};
L.DomEvent.on(el, 'mouseover', function (e) {
this.CURRENT = result;
this.highlight();
}, this);
L.DomEvent.on(el, 'mousedown', function (e) {
this.setChoice();
}, this);
return result;
},
resultToIndex: function (result) {
var out = null;
this.forEach(this.RESULTS, function (item, index) {
if (item.value == result.value) {
out = index;
return;
}
});
return out;
},
handleResults: function(data) {
var self = this;
this.clear();
this.container.style.display = "block";
this.resizeContainer();
this.forEach(data, function (item, index) {
self.RESULTS.push(self.createResult(item));
});
this.CURRENT = 0;
this.highlight();
//TODO manage no results
},
highlight: function () {
var self = this;
this.forEach(this.RESULTS, function (item, index) {
if (index === self.CURRENT) {
L.DomUtil.addClass(item.el, 'on');
}
else {
L.DomUtil.removeClass(item.el, 'on');
}
});
},
getLeft: function (el) {
var tmp = el.offsetLeft;
el = el.offsetParent; el = el.offsetParent;
while(el) { }
tmp += el.offsetLeft; return tmp;
el = el.offsetParent; },
}
return tmp;
},
getTop: function (el) { getTop: function (el) {
var tmp = el.offsetTop; var tmp = el.offsetTop;
el = el.offsetParent;
while(el) {
tmp += el.offsetTop;
el = el.offsetParent; el = el.offsetParent;
while(el) { }
tmp += el.offsetTop; return tmp;
el = el.offsetParent; },
forEach: function (els, callback) {
Array.prototype.forEach.call(els, callback);
}
});
L.S.AutoComplete.BaseSelect = L.S.AutoComplete.extend({
initialize: function (el, options) {
L.S.AutoComplete.prototype.initialize.call(this, el, options);
if (!this.el) return this;
this.el.style.display = 'none';
this.createInput();
this.createContainer();
this.initSelectedContainer();
},
optionToResult: function (option) {
return {
value: option.value,
display: option.innerHTML
};
},
_do_search: function (val) {
var results = [],
self = this,
count = 0;
this.forEach(this.el, function (item) {
if (item.innerHTML.toLowerCase().indexOf(val.toLowerCase()) !== -1 && !item.selected && count < self.options.maxResults) {
results.push(self.optionToResult(item));
count++;
} }
return tmp; });
}, return results;
},
forEach: function (els, callback) { select: function (option) {
Array.prototype.forEach.call(els, callback); this.forEach(this.el, function (item) {
} if (item.value == option.value) {
item.selected = true;
}
});
},
}; unselect: function (option) {
this.forEach(this.el, function (item) {
if (item.value == option.value) {
item.selected = false;
}
});
}
var MULTISELECT = { });
init: function (el, options) { L.S.AutoComplete.MultiSelect = L.S.AutoComplete.BaseSelect.extend({
this._init(el, options);
if (!this.el) return this;
this.el.style.display = "none";
this.createInput();
this.createContainer();
this.initSelectedContainer();
},
initSelectedContainer: function (initial) { initSelectedContainer: function () {
this.selected_container = L.DomUtil.after(this.input, L.DomUtil.element('ul', {className: 'umap-multiresult'})); this.selected_container = L.DomUtil.after(this.input, L.DomUtil.element('ul', {className: 'umap-multiresult'}));
var self = this; var self = this;
this.forEach(this.el, function (option) { this.forEach(this.el, function (option) {
if (option.selected) { if (option.selected) {
self.displaySelected(self.optionToResult(option)); self.displaySelected(self.optionToResult(option));
} }
}); });
}, },
optionToResult: function (option) { displaySelected: function (result) {
return { var result_el = L.DomUtil.element('li', {}, this.selected_container);
value: option.value, result_el.innerHTML = result.display;
display: option.innerHTML var close = L.DomUtil.element('span', {className: 'close'}, result_el);
}; close.innerHTML = '×';
}, L.DomEvent.on(close, 'click', function () {
this.selected_container.removeChild(result_el);
this.unselect(result);
}, this);
this.hide();
}
displaySelected: function (result) { });
var result_el = L.DomUtil.element('li', {}, this.selected_container);
result_el.innerHTML = result.display;
var close = L.DomUtil.element('span', {className: 'close'}, result_el);
close.innerHTML = "×";
L.DomEvent.on(close, 'click', function () {
this.selected_container.removeChild(result_el);
this.unselect(result);
}, this);
this.hide();
},
_do_search: function (val) {
var results = [],
self = this,
count = 0;
this.forEach(this.el, function (item, index) {
if (item.innerHTML.toLowerCase().indexOf(val.toLowerCase()) !== -1 && !item.selected && count < self.options.maxResults) {
results.push(self.optionToResult(item));
count++;
}
});
return results;
},
select: function (option) {
this.forEach(this.el, function (item, index) {
if (item.value == option.value) {
item.selected = true;
}
});
},
unselect: function (option) {
this.forEach(this.el, function (item, index) {
if (item.value == option.value) {
item.selected = false;
}
});
}
};
this.multiselect = function () {
return L.Util.extend(API, MULTISELECT).init(el, options);
};
return this;
L.S.AutoComplete.multiSelect = function (el, options) {
return new L.S.AutoComplete.MultiSelect(el, options);
};
L.S.AutoComplete.Select = L.S.AutoComplete.BaseSelect.extend({
initSelectedContainer: function () {
this.selected_container = L.DomUtil.after(this.input, L.DomUtil.element('div', {className: 'umap-singleresult'}));
var self = this;
if (this.el.selectedIndex !== -1) {
self.displaySelected(self.optionToResult(this.el[this.el.selectedIndex]));
}
},
displaySelected: function (result) {
var result_el = L.DomUtil.element('div', {}, this.selected_container);
result_el.innerHTML = result.display;
var close = L.DomUtil.element('span', {className: 'close'}, result_el);
close.innerHTML = '×';
this.input.style.display = 'none';
L.DomEvent.on(close, 'click', function () {
this.selected_container.innerHTML = '';
this.unselect(result);
this.input.style.display = 'block';
}, this);
this.hide();
}
});
L.S.AutoComplete.select = function (el, options) {
return new L.S.AutoComplete.Select(el, options);
}; };

5
umap/static/umap/umap.css
View file

@ -549,6 +549,10 @@ ul.umap-autocomplete {
background-color: SeaGreen; background-color: SeaGreen;
cursor: pointer; cursor: pointer;
} }
.umap-singleresult {
margin-bottom: 10px;
}
.umap-singleresult div,
.umap-multiresult li { .umap-multiresult li {
width: 100%; width: 100%;
background-color: #e5e5e5; background-color: #e5e5e5;
@ -559,6 +563,7 @@ ul.umap-autocomplete {
.umap-multiresult li + li { .umap-multiresult li + li {
margin-top: 7px; margin-top: 7px;
} }
.umap-singleresult div .close,
.umap-multiresult li .close { .umap-multiresult li .close {
float: right; float: right;
cursor: pointer; cursor: pointer;

7
umap/templates/base.html
View file

@ -35,9 +35,12 @@
{% block bottom_js %} {% block bottom_js %}
<script type="text/javascript"> <script type="text/javascript">
L.S.on('ui:ready', function () { L.S.on('ui:ready', function () {
L.S.autoComplete('id_editors', { L.S.AutoComplete.multiSelect('id_editors', {
placeholder: "{% trans 'Type editors nick to add…' %}" placeholder: "{% trans 'Type editors nick to add…' %}"
}).multiselect(); });
L.S.AutoComplete.select('id_owner', {
placeholder: "{% trans 'Type new owner nick…' %}"
});
}); });
</script> </script>
{% endblock %} {% endblock %}