oxjs/source/Ox.UI/js/Panel/Ox.SplitPanel.js

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2011-04-23 16:45:50 +00:00
// vim: et:ts=4:sw=4:sts=4:ft=js
2011-05-16 08:24:46 +00:00
/*@
Ox.SplitPanel <f:Ox.Element> SpliPanel Object
() -> <f> SpliPanel Object
(options) -> <f> SpliPanel Object
(options, self) -> <f> SpliPanel Object
options <o> Options object
self <o> shared private variable
resize <!> resize
toggle <!> toggle
@*/
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/**
options:
elements: [{ array of one, two or three elements
collapsible: false, collapsible or not (only for outer elements)
collapsed: false, collapsed or not (only for collapsible elements)
element: {}, OxElement (if any element is resizable or
collapsible, all OxElements must have an id)
resizable: false, resizable or not (only for outer elements)
resize: [], array of sizes (only for resizable elements,
first value is min, last value is max,
other values are 'snappy' points in between)
size: 0 size in px (one element must have no size)
}],
orientation: '' 'horizontal' or 'vertical'
events:
resize
toggle
*/
Ox.SplitPanel = function(options, self) {
var self = self || {},
that = new Ox.Element({}, self) // fixme: Container
.defaults({
elements: [],
orientation: 'horizontal'
})
.options(options || {})
.addClass('OxSplitPanel');
$.extend(self, {
dimensions: Ox.UI.DIMENSIONS[self.options.orientation],
edges: Ox.UI.EDGES[self.options.orientation],
length: self.options.elements.length,
resizebarElements: [],
$resizebars: []
});
// create elements
that.$elements = [];
self.options.elements.forEach(function(v, i) {
self.options.elements[i] = $.extend({
collapsible: false,
collapsed: false,
resizable: false,
resize: [],
size: 'auto'
}, v);
that.$elements[i] = v.element
.css(self.edges[2], (parseInt(v.element.css(self.edges[2])) || 0) + 'px')
.css(self.edges[3], (parseInt(v.element.css(self.edges[3])) || 0) + 'px');
//alert(v.element.css(self.edges[3]))
});
// create resizebars
self.options.elements.forEach(function(v, i) {
//that.append(element)
//Ox.print('V: ', v, that.$elements[i])
var index = i == 0 ? 0 : 1;
that.$elements[i].appendTo(that.$element); // fixme: that.$content
if (v.collapsible || v.resizable) {
//Ox.print('v.size', v.size)
self.resizebarElements[index] = i < 2 ? [0, 1] : [1, 2];
self.$resizebars[index] = new Ox.Resizebar({
collapsible: v.collapsible,
edge: self.edges[index],
elements: [
that.$elements[self.resizebarElements[index][0]],
that.$elements[self.resizebarElements[index][1]]
],
id: v.element.options('id'),
orientation: self.options.orientation == 'horizontal' ? 'vertical' : 'horizontal',
parent: that, // fixme: that.$content
resizable: v.resizable,
resize: v.resize,
size: v.size
});
self.$resizebars[index][i == 0 ? 'insertAfter' : 'insertBefore'](that.$elements[i]);
}
});
self.options.elements.forEach(function(v, i) {
v.collapsed && that.css(
self.edges[i == 0 ? 0 : 1], -self.options.elements[i].size + 'px'
);
});
setSizes(true);
function getPositionById(id) {
var position = -1;
Ox.forEach(self.options.elements, function(element, i) {
if (element.element.options('id') == id) {
position = i;
return false;
}
});
//Ox.print('getPositionById', id, position);
return position;
}
function getSize(element) {
return element.size + (element.collapsible || element.resizable);
//return (element.size + (element.collapsible || element.resizable)) * !element.collapsed;
}
function getVisibleSize(element) {
return getSize(element) * !element.collapsed;
}
function setSizes(init) {
self.options.elements.forEach(function(v, i) {
// fixme: maybe we can add a conditional here, since init
// is about elements that are collapsed splitpanels
var edges = [
(init && parseInt(that.$elements[i].css(self.edges[0]))) || 0,
(init && parseInt(that.$elements[i].css(self.edges[1]))) || 0
];
v.size != 'auto' && that.$elements[i].css(self.dimensions[0], v.size + 'px');
if (i == 0) {
that.$elements[i].css(
self.edges[0], edges[0] + 'px'
);
that.$elements[i].css(
self.edges[1], (getSize(self.options.elements[1]) + (length == 3 ? getSize(self.options.elements[2]) : 0)) + 'px'
);
} else if (i == 1) {
that.$elements[i].css(
self.edges[0], self.options.elements[0].size == 'auto' ? 'auto' :
edges[0] + getSize(self.options.elements[0]) + 'px'
);
(self.options.elements[0].size != 'auto' || v.size != 'auto') && that.$elements[i].css(
self.edges[1], (self.length == 3 ? getSize(self.options.elements[2]) : 0) + 'px'
);
} else {
that.$elements[i].css(
self.edges[0], (self.options.elements[1].size == 'auto' || v.size == 'auto') ? 'auto' :
(getVisibleSize(self.options.elements[0]) + getVisibleSize(self.options.elements[1])) + 'px'
);
that.$elements[i].css(
self.edges[1], edges[1] + 'px'
);
}
if (v.collapsible || v.resizable) {
self.$resizebars[i == 0 ? 0 : 1].css(self.edges[i == 0 ? 0 : 1], v.size);
}
});
}
that.isCollapsed = function(id) {
var pos = Ox.isNumber(id) ? id : getPositionById(id);
return self.options.elements[pos].collapsed;
};
that.replaceElement = function(id, element) {
// one can pass pos instead of id
var pos = Ox.isNumber(id) ? id : getPositionById(id);
//Ox.print('replace', pos, element);
//Ox.print('element', self.options.elements[pos].element, element)
that.$elements[pos] = element
.css(self.edges[2], (parseInt(element.css(self.edges[2])) || 0) + 'px')
.css(self.edges[3], (parseInt(element.css(self.edges[3])) || 0) + 'px');
//alert(element.css(self.edges[3]))
self.options.elements[pos].element.replaceWith(element.$element.$element || element.$element);
self.options.elements[pos].element = element;
setSizes();
self.$resizebars.forEach(function($resizebar, i) {
$resizebar.options({
elements: [
that.$elements[self.resizebarElements[i][0]],
that.$elements[self.resizebarElements[i][1]]
]
});
});
//Ox.print(self.options.elements[pos])
return that;
};
that.replaceElements = function(elements) {
elements.forEach(function(element, i) {
if (Ox.isNumber(element.size)) {
that.size(i, element.size);
if (element.collapsible || element.resizable) {
self.$resizebars[i == 0 ? 0 : 1].options({
collapsible: element.collapsible,
resizable: element.resizable,
size: element.size
});
}
}
that.replace(i, element.element);
});
self.options.elements = elements;
self.$resizebars.forEach(function($resizebar, i) {
$resizebar.options({
elements: [
that.$elements[self.resizebarElements[i][0]],
that.$elements[self.resizebarElements[i][1]]
]
});
});
return that;
}
that.size = function(id, size) {
// one can pass pos instead of id
var pos = Ox.isNumber(id) ? id : getPositionById(id),
element = self.options.elements[pos];
if (arguments.length == 1) {
return element.element[self.dimensions[0]]() * !that.isCollapsed(pos);
} else {
element.size = size;
setSizes();
return that;
}
};
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that.getSize = function(id) {
var pos = Ox.isNumber(id) ? id : getPositionById(id),
element = self.options.elements[pos];
return element.element[self.dimensions[0]]() * !that.isCollapsed(pos);
};
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that.toggle = function(id) {
// one can pass pos instead of id
var pos = Ox.isNumber(id) ? id : getPositionById(id),
element = self.options.elements[pos],
value = parseInt(that.css(self.edges[pos == 0 ? 0 : 1])) +
element.element[self.dimensions[0]]() *
(element.collapsed ? 1 : -1),
animate = {};
animate[self.edges[pos == 0 ? 0 : 1]] = value;
that.animate(animate, 200, function() { // fixme: 250?
element.collapsed = !element.collapsed;
element.element.triggerEvent('toggle', {
'collapsed': element.collapsed
});
element = self.options.elements[pos == 0 ? 1 : pos - 1];
element.element.triggerEvent(
'resize',
element.element[self.dimensions[0]]()
);
});
};
that.updateSize = function(pos, size) {
// this is called from resizebar
var pos = pos == 0 ? 0 : self.options.elements.length - 1; // fixme: silly that 0 or 1 is passed, and not pos
self.options.elements[pos].size = size;
}
return that;
};
Ox.SplitPanel_ = function(options, self) {
var self = self || {},
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that = new Ox.Element({}, self)
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.defaults({
elements: [],
orientation: 'horizontal'
})
.options(options)
.addClass(
'OxSplitPanel_ Ox' + Ox.toTitleCase(self.options.orientation)
);
Ox.extend(self, {
$separators: [],
clientXY: self.options.orientation == 'horizontal' ? 'clientX' : 'clientY',
dimensions: Ox.UI.DIMENSIONS[self.options.orientation],
edges: Ox.UI.EDGES[self.options.orientation]
});
self.options.elements.forEach(function(element, i) {
self.options.elements[i] = Ox.extend({
collapsible: false,
collapsed: false,
resizable: false,
resize: [],
size: 'auto'
}, element);
});
self.autoPercent = (100 - self.options.elements.reduce(function(val, element) {
return val + (Ox.endsWith(element.size, '%') ? parseFloat(element.size) : 0);
}, 0)) / self.options.elements.filter(function(element) {
return element.size == 'auto';
}).length + '%';
self.options.elements.forEach(function(element, i) {
var flex, index = i == 0 ? 0 : 1;
if (Ox.isNumber(element.size)) {
element.element.css(self.dimensions[0], element.size + 'px');
} else {
flex = (
element.size == 'auto' ? self.autoPercent : element.size
).replace('%', '');
element.element.css({
boxFlex: flex,
MozBoxFlex: flex,
WebkitBoxFlex: flex
});
}
element.element.appendTo(that);
if (element.collapsible || element.resizable) {
self.$separators.push(
Ox.Element()
.addClass('OxSeparator')
.bindEvent({
anyclick: function() {
that.toggle(i);
},
dragstart: function(event, e) {
dragstart(i, e);
},
drag: function(event, e) {
drag(i, e);
},
dragend: function(event, e) {
dragend(i, e);
},
})
.append($('<div>').addClass('OxSpace'))
.append($('<div>').addClass('OxLine'))
.append($('<div>').addClass('OxSpace'))
['insert' + (index ? 'Before' : 'After')](element.element)
);
}
});
function dragstart(pos, e) {
var element = self.options.elements[pos],
size = element.element[self.dimensions[0]]();
if (element.resizable && !element.collapsed) {
self.drag = {
size: size,
startPos: e[self.clientXY],
startSize: size
};
Ox.print('self.drag', self.drag)
}
}
function drag(pos, e) {
var data = {},
element = self.options.elements[pos],
index = pos == 0 ? 0 : 1;
if (element.resizable && !element.collapsed) {
var d = e[self.clientXY] - self.drag.startPos,
size = Ox.limit(
self.drag.startSize + d * (index ? -1 : 1),
element.resize[0],
element.resize[element.resize.length - 1]
);
Ox.forEach(element.resize, function(v) {
if (size >= v - 8 && size <= v + 8) {
size = v;
return false;
}
});
if (size != self.drag.size) {
self.drag.size = size;
data[self.dimensions[0]] = size;
element.element
.css(self.dimensions[0], size + 'px')
.triggerEvent('resize', data);
triggerEvents('resize', pos);
}
}
}
function dragend(pos, e) {
var data = {},
element = self.options.elements[pos];
if (element.resizable && !element.collapsed) {
data[self.dimensions[0]] = self.drag.size
element.element.triggerEvent('resizeend', data);
triggerEvents('resizeend', pos);
}
}
function triggerEvents(event, pos) {
var data = {};
self.options.elements.forEach(function(element, i) {
if (i != pos && element.size == 'auto') {
data[self.dimensions[0]] = element.element[self.dimensions[0]]();
element.element.triggerEvent(event, data);
}
});
}
that.replaceElement = function(pos, element) {
var $element = self.options.elements[pos].element,
size = self.options.elements[pos].size;
$element.replaceWith(self.options.elements[pos].element = element);
if (size == 'auto') {
$element.css(self.boxFlexCSS);
} else {
$element.css(self.dimensions[0], size + 'px')
}
return that;
};
that.size = function(pos, size) {
var element = self.options.elements[pos],
ret;
if (Ox.isUndefined(size)) {
ret = element.element[self.dimensions[0]]();
} else {
element.size = size;
element.element.css(self.dimensions[0], size + 'px')
ret = that;
}
return that;
}
that.toggle = function(pos) {
var css = {},
element = self.options.elements[pos],
flex,
index = pos == 0 ? 0 : 1,
size = element.element[self.dimensions[0]]();
if (element.collapsible) {
element.collapsed = !element.collapsed;
css['margin' + Ox.toTitleCase(self.edges[0][index])] =
element.collapsed ? -size : 0;
Ox.print('css', css);
that.animate(css, 250, function() {
element.element.triggerEvent('toggle', {collapsed: element.collapsed});
triggerEvents('resize', pos);
});
}
}
return that;
};