wp/nwyj/.svn/pristine/98/98fb0eb0cd3ee66bf0514223184de1df8bc757de.svn-base

/*
 * Ext JS Library 2.0 Copyright(c) 2006-2007, Ext JS, LLC. licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.layout.TableLayout = Ext.extend(Ext.layout.ContainerLayout, {
	monitorResize : false,
	setContainer : function(A) {
		Ext.layout.TableLayout.superclass.setContainer.call(this, A);
		this.currentRow = 0;
		this.currentColumn = 0;
		this.spanCells = []
	},
	onLayout : function(C, E) {
		var D = C.items.items, A = D.length, F, B;
		if (!this.table) {
			E.addClass("x-table-layout-ct");
			this.table = E.createChild({
						tag : "table",
						cls : "x-table-layout",
						cellspacing : 0,
						cn : {
							tag : "tbody"
						}
					}, null, true);
			this.renderAll(C, E)
		}
	},
	getRow : function(A) {
		var B = this.table.tBodies[0].childNodes[A];
		if (!B) {
			B = document.createElement("tr");
			this.table.tBodies[0].appendChild(B)
		}
		return B
	},
	getNextCell : function(E) {
		var D = document.createElement("td"), I, G;
		if (!this.columns) {
			I = this.getRow(0)
		} else {
			G = this.currentColumn;
			if (G !== 0 && (G % this.columns === 0)) {
				this.currentRow++;
				G = (E.colspan || 1)
			} else {
				G += (E.colspan || 1)
			}
			var H = this.getNextNonSpan(G, this.currentRow);
			this.currentColumn = H[0];
			if (H[1] != this.currentRow) {
				this.currentRow = H[1];
				if (E.colspan) {
					this.currentColumn += E.colspan - 1
				}
			}
			I = this.getRow(this.currentRow)
		}
		if (E.colspan) {
			D.colSpan = E.colspan
		}
		D.className = "x-table-layout-cell";
		if (E.rowspan) {
			D.rowSpan = E.rowspan;
			var F = this.currentRow, C = E.colspan || 1;
			for (var A = F + 1; A < F + E.rowspan; A++) {
				for (var B = this.currentColumn - C + 1; B <= this.currentColumn; B++) {
					if (!this.spanCells[B]) {
						this.spanCells[B] = []
					}
					this.spanCells[B][A] = 1
				}
			}
		}
		I.appendChild(D);
		return D
	},
	getNextNonSpan : function(A, E) {
		var D = (A <= this.columns ? A : this.columns), C = E;
		for (var B = D; B <= this.columns; B++) {
			if (this.spanCells[B] && this.spanCells[B][C]) {
				if (++D > this.columns) {
					return this.getNextNonSpan(1, ++C)
				}
			} else {
				break
			}
		}
		return [D, C]
	},
	renderItem : function(C, A, B) {
		if (C && !C.rendered) {
			C.render(this.getNextCell(C))
		}
	},
	isValidParent : function(B, A) {
		return true
	}
});
Ext.Container.LAYOUTS["table"] = Ext.layout.TableLayout;