| 1 |
efrain |
1 |
YUI.add('resize-plugin', function (Y, NAME) {
|
|
|
2 |
|
|
|
3 |
/**
|
|
|
4 |
* The Resize Plugin allows you to make a Node or a Widget resizable. It supports all the functionality of
|
|
|
5 |
* the standalone Resize utility. Additionally, resizing a widget updates the widget's height,width and x,y
|
|
|
6 |
* attributes, if they exist.
|
|
|
7 |
|
|
|
8 |
|
|
|
9 |
var overlay = new Y.Overlay({
|
|
|
10 |
width: "200px",
|
|
|
11 |
srcNode: "#overlay",
|
|
|
12 |
visible: false,
|
|
|
13 |
align: {node:".example", points:["tc", "bc"]}
|
|
|
14 |
});
|
|
|
15 |
overlay.plug(Y.Plugin.Resize);
|
|
|
16 |
|
|
|
17 |
|
|
|
18 |
*
|
|
|
19 |
* @module resize
|
|
|
20 |
* @submodule resize-plugin
|
|
|
21 |
* @extends Resize
|
|
|
22 |
* @class Plugin.Resize
|
|
|
23 |
* @constructor
|
|
|
24 |
*/
|
|
|
25 |
var ResizePlugin = function(config) {
|
|
|
26 |
|
|
|
27 |
//if its a widget, get the bounding box
|
|
|
28 |
config.node = ((Y.Widget && config.host instanceof Y.Widget) ? config.host.get('boundingBox') : config.host);
|
|
|
29 |
if (config.host instanceof Y.Widget) {
|
|
|
30 |
config.widget = config.host;
|
|
|
31 |
}
|
|
|
32 |
else {
|
|
|
33 |
config.widget = false;
|
|
|
34 |
}
|
|
|
35 |
|
|
|
36 |
ResizePlugin.superclass.constructor.call(this, config);
|
|
|
37 |
};
|
|
|
38 |
|
|
|
39 |
/**
|
|
|
40 |
* @property NAME
|
|
|
41 |
* @description resize-plugin
|
|
|
42 |
* @type {String}
|
|
|
43 |
*/
|
|
|
44 |
ResizePlugin.NAME = "resize-plugin";
|
|
|
45 |
|
|
|
46 |
/**
|
|
|
47 |
* The Resize instance will be placed on the Node instance under
|
|
|
48 |
* the resize namespace. It can be accessed via Node.resize or Widget.resize;
|
|
|
49 |
* @property NS
|
|
|
50 |
* @type {String}
|
|
|
51 |
*/
|
|
|
52 |
ResizePlugin.NS = "resize";
|
|
|
53 |
|
|
|
54 |
/**
|
|
|
55 |
* Static property used to define the default attribute
|
|
|
56 |
* configuration for the Resize plugin.
|
|
|
57 |
*
|
|
|
58 |
* @property ATTRS
|
|
|
59 |
* @type Object
|
|
|
60 |
* @static
|
|
|
61 |
*/
|
|
|
62 |
ResizePlugin.ATTRS = {
|
|
|
63 |
|
|
|
64 |
/**
|
|
|
65 |
* Stores the node that is being resized
|
|
|
66 |
*
|
|
|
67 |
* @attribute node
|
|
|
68 |
* @default undefined
|
|
|
69 |
* @public
|
|
|
70 |
*/
|
|
|
71 |
node: {
|
|
|
72 |
value: undefined
|
|
|
73 |
},
|
|
|
74 |
|
|
|
75 |
/**
|
|
|
76 |
* Stores the widget that the node belongs to, if one exists
|
|
|
77 |
*
|
|
|
78 |
* @attribute widget
|
|
|
79 |
* @default undefined
|
|
|
80 |
* @public
|
|
|
81 |
*/
|
|
|
82 |
widget: {
|
|
|
83 |
value:undefined
|
|
|
84 |
}
|
|
|
85 |
};
|
|
|
86 |
|
|
|
87 |
|
|
|
88 |
Y.extend(ResizePlugin, Y.Resize, {
|
|
|
89 |
|
|
|
90 |
/**
|
|
|
91 |
* Stores the values for node and widget, and sets up an event-listener
|
|
|
92 |
*
|
|
|
93 |
* @method initializer
|
|
|
94 |
* @protected
|
|
|
95 |
*/
|
|
|
96 |
initializer: function(config) {
|
|
|
97 |
|
|
|
98 |
this.set('node', config.node);
|
|
|
99 |
this.set('widget', config.widget);
|
|
|
100 |
|
|
|
101 |
this.on('resize:resize', function(e) {
|
|
|
102 |
this._correctDimensions(e);
|
|
|
103 |
});
|
|
|
104 |
},
|
|
|
105 |
|
|
|
106 |
/**
|
|
|
107 |
* Updates the node's (x,y) values if they are changed via resizing.
|
|
|
108 |
* If the node belongs to a widget, passes the widget down to _setWidgetProperties method
|
|
|
109 |
*
|
|
|
110 |
* @method _correctDimensions
|
|
|
111 |
* @param {EventFacade} e The Event object
|
|
|
112 |
* @private
|
|
|
113 |
*/
|
|
|
114 |
_correctDimensions: function(e) {
|
|
|
115 |
|
|
|
116 |
var node = this.get('node'),
|
|
|
117 |
x = {
|
|
|
118 |
old: node.getX(),
|
|
|
119 |
cur: e.currentTarget.info.left
|
|
|
120 |
},
|
|
|
121 |
y = {
|
|
|
122 |
old: node.getY(),
|
|
|
123 |
cur: e.currentTarget.info.top
|
|
|
124 |
};
|
|
|
125 |
|
|
|
126 |
|
|
|
127 |
if (this.get('widget')) {
|
|
|
128 |
this._setWidgetProperties(e, x, y);
|
|
|
129 |
}
|
|
|
130 |
|
|
|
131 |
//now set properties on just the node or the widget's bounding box
|
|
|
132 |
if (this._isDifferent(x.old, x.cur)) {
|
|
|
133 |
node.set('x', x.cur);
|
|
|
134 |
}
|
|
|
135 |
|
|
|
136 |
if (this._isDifferent(y.old, y.cur)) {
|
|
|
137 |
node.set('y', y.cur);
|
|
|
138 |
}
|
|
|
139 |
|
|
|
140 |
},
|
|
|
141 |
|
|
|
142 |
|
|
|
143 |
/**
|
|
|
144 |
* If the host is a widget, then set the width, height. Then look for widgetPosition and set x,y
|
|
|
145 |
*
|
|
|
146 |
* @method _setWidgetProperties
|
|
|
147 |
* @param {EventFacade} e The Event object
|
|
|
148 |
* @param {Object} x Literal containing old x value and current x value
|
|
|
149 |
* @param {Object} y Literal containing old y value and current y value
|
|
|
150 |
* @private
|
|
|
151 |
*/
|
|
|
152 |
_setWidgetProperties: function(e,x,y) {
|
|
|
153 |
//all widgets have width/height attrs. change these only if they differ from the old values
|
|
|
154 |
|
|
|
155 |
var widget = this.get('widget'),
|
|
|
156 |
oldHeight = widget.get('height'),
|
|
|
157 |
oldWidth = widget.get('width'),
|
|
|
158 |
currentWidth = e.currentTarget.info.offsetWidth - e.currentTarget.totalHSurrounding,
|
|
|
159 |
currentHeight = e.currentTarget.info.offsetHeight - e.currentTarget.totalVSurrounding;
|
|
|
160 |
|
|
|
161 |
if (this._isDifferent(oldHeight, currentHeight)) {
|
|
|
162 |
widget.set('height', currentHeight);
|
|
|
163 |
}
|
|
|
164 |
|
|
|
165 |
if (this._isDifferent(oldWidth, currentWidth)) {
|
|
|
166 |
widget.set('width', currentWidth);
|
|
|
167 |
}
|
|
|
168 |
|
|
|
169 |
|
|
|
170 |
|
|
|
171 |
//If the widget uses Y.WidgetPosition, it will also have x,y position support.
|
|
|
172 |
if (widget.hasImpl && widget.hasImpl(Y.WidgetPosition)) {
|
|
|
173 |
|
|
|
174 |
if (this._isDifferent(widget.get('x'), x.cur)) {
|
|
|
175 |
widget.set('x', x.cur);
|
|
|
176 |
}
|
|
|
177 |
|
|
|
178 |
if (this._isDifferent(widget.get('y'), y.cur)) {
|
|
|
179 |
widget.set('y', y.cur);
|
|
|
180 |
}
|
|
|
181 |
|
|
|
182 |
|
|
|
183 |
}
|
|
|
184 |
},
|
|
|
185 |
|
|
|
186 |
/**
|
|
|
187 |
* a little utility method that returns a value if the old !== new, otherwise it returns false.
|
|
|
188 |
*
|
|
|
189 |
* @method _isDifferent
|
|
|
190 |
* @param {Number} oldVal
|
|
|
191 |
* @param {Number} newVal
|
|
|
192 |
* @private
|
|
|
193 |
*/
|
|
|
194 |
_isDifferent: function(oldVal, newVal) {
|
|
|
195 |
var retValue = false;
|
|
|
196 |
if (oldVal !== newVal) {
|
|
|
197 |
retValue = newVal;
|
|
|
198 |
}
|
|
|
199 |
return retValue;
|
|
|
200 |
}
|
|
|
201 |
|
|
|
202 |
|
|
|
203 |
});
|
|
|
204 |
Y.namespace('Plugin');
|
|
|
205 |
Y.Plugin.Resize = ResizePlugin;
|
|
|
206 |
|
|
|
207 |
|
|
|
208 |
}, '3.18.1', {"requires": ["resize-base", "plugin"], "optional": ["resize-constrain"]});
|