89 lines
3.0 KiB
89 lines
3.0 KiB
/** |
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* 固定子组件上下左右的布局容器 |
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* @class BI.AbsoluteLayout |
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* @extends BI.Layout |
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*/ |
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BI.AbsoluteLayout = BI.inherit(BI.Layout, { |
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props: function () { |
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return BI.extend(BI.AbsoluteLayout.superclass.props.apply(this, arguments), { |
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baseCls: "bi-abs", |
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hgap: null, |
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vgap: null, |
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lgap: null, |
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rgap: null, |
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tgap: null, |
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bgap: null |
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}); |
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}, |
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render: function () { |
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BI.AbsoluteLayout.superclass.render.apply(this, arguments); |
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this.populate(this.options.items); |
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}, |
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_addElement: function (i, item) { |
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var o = this.options; |
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var w = BI.AbsoluteLayout.superclass._addElement.apply(this, arguments); |
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var left = 0, right = 0, top = 0, bottom = 0; |
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if (BI.isNotNull(item.left)) { |
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w.element.css({left: BI.isNumber(item.left) ? this._optimiseGap(item.left) : item.left}); |
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left += item.left; |
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} |
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if (BI.isNotNull(item.right)) { |
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w.element.css({right: BI.isNumber(item.right) ? this._optimiseGap(item.right) : item.right}); |
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right += item.right; |
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} |
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if (BI.isNotNull(item.top)) { |
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w.element.css({top: BI.isNumber(item.top) ? this._optimiseGap(item.top) : item.top}); |
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top += item.top; |
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} |
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if (BI.isNotNull(item.bottom)) { |
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w.element.css({bottom: BI.isNumber(item.bottom) ? this._optimiseGap(item.bottom) : item.bottom}); |
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bottom += item.bottom; |
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} |
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if (BI.isNotNull(o.hgap)) { |
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left += o.hgap; |
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w.element.css({left: this._optimiseGap(left)}); |
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right += o.hgap; |
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w.element.css({right: this._optimiseGap(right)}); |
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} |
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if (BI.isNotNull(o.vgap)) { |
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top += o.vgap; |
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w.element.css({top: this._optimiseGap(top)}); |
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bottom += o.vgap; |
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w.element.css({bottom: this._optimiseGap(bottom)}); |
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} |
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if (BI.isNotNull(o.lgap)) { |
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left += o.lgap; |
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w.element.css({left: this._optimiseGap(left)}); |
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} |
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if (BI.isNotNull(o.rgap)) { |
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right += o.rgap; |
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w.element.css({right: this._optimiseGap(right)}); |
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} |
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if (BI.isNotNull(o.tgap)) { |
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top += o.tgap; |
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w.element.css({top: this._optimiseGap(top)}); |
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} |
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if (BI.isNotNull(o.bgap)) { |
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bottom += o.bgap; |
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w.element.css({bottom: this._optimiseGap(bottom)}); |
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} |
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if (BI.isNotNull(item.width)) { |
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w.element.css({width: BI.isNumber(item.width) ? this._optimiseGap(item.width) : item.width}); |
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} |
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if (BI.isNotNull(item.height)) { |
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w.element.css({height: BI.isNumber(item.height) ? this._optimiseGap(item.height) : item.height}); |
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} |
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w.element.css({position: "absolute"}); |
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return w; |
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}, |
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populate: function (items) { |
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BI.AbsoluteLayout.superclass.populate.apply(this, arguments); |
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this._mount(); |
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} |
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}); |
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BI.shortcut("bi.absolute", BI.AbsoluteLayout);
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