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Add option to keep the label on the input until the input has a value #1058

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Add option to keep the label on the input until the input has a value #1058

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32 changes: 26 additions & 6 deletions Source/Forms/OverText.js
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Expand Up @@ -30,7 +30,7 @@ var OverText = new Class({

Implements: [Options, Events, Class.Occlude],

Binds: ['reposition', 'assert', 'focus', 'hide'],
Binds: ['reposition', 'assert', 'focus', 'hide' , 'keydown' ],

options: {/*
textOverride: null,
Expand All @@ -49,7 +49,8 @@ var OverText = new Class({
},
poll: false,
pollInterval: 250,
wrap: false
wrap: false,
showWhileEmpty: false
},

property: 'OverText',
Expand Down Expand Up @@ -86,7 +87,7 @@ var OverText = new Class({
},
html: value,
events: {
click: this.hide.pass(options.element == 'label', this)
click: this[this.options.showWhileEmpty ? 'assert' : 'hide'].pass(options.element == 'label', this)
}
}).inject(element, 'after');

Expand Down Expand Up @@ -121,6 +122,12 @@ var OverText = new Class({
blur: this.assert,
change: this.assert
});
if (this.options.showWhileEmpty) {
this.element.removeEvents({
keydown: this.keydown,
keyup: this.assert
});
}
window.removeEvent('resize', this.reposition);
this.hide(true, true);
return this;
Expand All @@ -132,10 +139,24 @@ var OverText = new Class({
blur: this.assert,
change: this.assert
});
if (this.options.showWhileEmpty) {
this.element.addEvents({
keydown: this.keydown,
keyup: this.assert
});
}
window.addEvent('resize', this.reposition);
this.reposition();
return this;
},

keydown: function(evt){
var key = evt.code;
// key code from zero to z, then anything above 185, which are symbols and such.. if its empty, we hide right away
if (((key >= 48 && key <= 90) || key > 185) && this.test()) {
this.hide();
}
},

wrap: function(){
if (this.options.element == 'label'){
Expand Down Expand Up @@ -172,7 +193,7 @@ var OverText = new Class({

focus: function(){
if (this.text && (!this.text.isDisplayed() || this.element.get('disabled'))) return this;
return this.hide();
return this.options.showWhileEmpty ? this.assert() : this.hide();
},

hide: function(suppressFocus, force){
Expand Down Expand Up @@ -253,5 +274,4 @@ Object.append(OverText, {
});
}

});

});