From e44a7e37b6c7b5961adaffc62b9042b8d442938e Mon Sep 17 00:00:00 2001
From: mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f>
Date: Thu, 13 Nov 2008 09:49:11 +0000
Subject: New feature: basic Ajax suggestion for tags and implementation of
 Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 includes/js/dojox/grid/_grid/builder.js | 522 ++++++++++++++++++++++++++++++++
 1 file changed, 522 insertions(+)
 create mode 100644 includes/js/dojox/grid/_grid/builder.js

(limited to 'includes/js/dojox/grid/_grid/builder.js')

diff --git a/includes/js/dojox/grid/_grid/builder.js b/includes/js/dojox/grid/_grid/builder.js
new file mode 100644
index 0000000..dccf7e2
--- /dev/null
+++ b/includes/js/dojox/grid/_grid/builder.js
@@ -0,0 +1,522 @@
+if(!dojo._hasResource["dojox.grid._grid.builder"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.grid._grid.builder"] = true;
+dojo.provide("dojox.grid._grid.builder");
+dojo.require("dojox.grid._grid.drag");
+
+dojo.declare("dojox.grid.Builder",
+	null,
+	{
+	// summary:
+	//		Base class to produce html for grid content.
+	//		Also provide event decoration, providing grid related information inside the event object
+	// 		passed to grid events.
+	constructor: function(inView){
+		this.view = inView;
+		this.grid = inView.grid;
+	},
+	
+	view: null,
+	// boilerplate HTML
+	_table: '<table class="dojoxGrid-row-table" border="0" cellspacing="0" cellpadding="0" role="wairole:presentation">',
+
+	// generate starting tags for a cell
+	generateCellMarkup: function(inCell, inMoreStyles, inMoreClasses, isHeader){
+		var result = [], html;
+		if (isHeader){
+			html = [ '<th tabIndex="-1" role="wairole:columnheader"' ];
+		}else{
+			html = [ '<td tabIndex="-1" role="wairole:gridcell"' ];
+		}
+		inCell.colSpan && html.push(' colspan="', inCell.colSpan, '"');
+		inCell.rowSpan && html.push(' rowspan="', inCell.rowSpan, '"');
+		html.push(' class="dojoxGrid-cell ');
+		inCell.classes && html.push(inCell.classes, ' ');
+		inMoreClasses && html.push(inMoreClasses, ' ');
+		// result[0] => td opener, style
+		result.push(html.join(''));
+		// SLOT: result[1] => td classes 
+		result.push('');
+		html = ['" idx="', inCell.index, '" style="'];
+		html.push(inCell.styles, inMoreStyles||'');
+		inCell.unitWidth && html.push('width:', inCell.unitWidth, ';');
+		// result[2] => markup
+		result.push(html.join(''));
+		// SLOT: result[3] => td style 
+		result.push('');
+		html = [ '"' ];
+		inCell.attrs && html.push(" ", inCell.attrs);
+		html.push('>');
+		// result[4] => td postfix
+		result.push(html.join(''));
+		// SLOT: result[5] => content
+		result.push('');
+		// result[6] => td closes
+		result.push('</td>');
+		return result; // Array
+	},
+
+	// cell finding
+	isCellNode: function(inNode){
+		return Boolean(inNode && inNode.getAttribute && inNode.getAttribute("idx"));
+	},
+	
+	getCellNodeIndex: function(inCellNode){
+		return inCellNode ? Number(inCellNode.getAttribute("idx")) : -1;
+	},
+	
+	getCellNode: function(inRowNode, inCellIndex){
+		for(var i=0, row; row=dojox.grid.getTr(inRowNode.firstChild, i); i++){
+			for(var j=0, cell; cell=row.cells[j]; j++){
+				if(this.getCellNodeIndex(cell) == inCellIndex){
+					return cell;
+				}
+			}
+		}
+	},
+	
+	findCellTarget: function(inSourceNode, inTopNode){
+		var n = inSourceNode;
+		while(n && (!this.isCellNode(n) || (dojox.grid.gridViewTag in n.offsetParent.parentNode && n.offsetParent.parentNode[dojox.grid.gridViewTag] != this.view.id)) && (n!=inTopNode)){
+			n = n.parentNode;
+		}
+		return n!=inTopNode ? n : null 
+	},
+	
+	// event decoration
+	baseDecorateEvent: function(e){
+		e.dispatch = 'do' + e.type;
+		e.grid = this.grid;
+		e.sourceView = this.view;
+		e.cellNode = this.findCellTarget(e.target, e.rowNode);
+		e.cellIndex = this.getCellNodeIndex(e.cellNode);
+		e.cell = (e.cellIndex >= 0 ? this.grid.getCell(e.cellIndex) : null);
+	},
+	
+	// event dispatch
+	findTarget: function(inSource, inTag){
+		var n = inSource;
+		while(n && (n!=this.domNode) && (!(inTag in n) || (dojox.grid.gridViewTag in n && n[dojox.grid.gridViewTag] != this.view.id))){
+			n = n.parentNode;
+		}
+		return (n != this.domNode) ? n : null; 
+	},
+
+	findRowTarget: function(inSource){
+		return this.findTarget(inSource, dojox.grid.rowIndexTag);
+	},
+
+	isIntraNodeEvent: function(e){
+		try{
+			return (e.cellNode && e.relatedTarget && dojo.isDescendant(e.relatedTarget, e.cellNode));
+		}catch(x){
+			// e.relatedTarget has permission problem in FF if it's an input: https://bugzilla.mozilla.org/show_bug.cgi?id=208427
+			return false;
+		}
+	},
+
+	isIntraRowEvent: function(e){
+		try{
+			var row = e.relatedTarget && this.findRowTarget(e.relatedTarget);
+			return !row && (e.rowIndex==-1) || row && (e.rowIndex==row.gridRowIndex);			
+		}catch(x){
+			// e.relatedTarget on INPUT has permission problem in FF: https://bugzilla.mozilla.org/show_bug.cgi?id=208427
+			return false;
+		}
+	},
+
+	dispatchEvent: function(e){
+		if(e.dispatch in this){
+			return this[e.dispatch](e);
+		}
+	},
+
+	// dispatched event handlers
+	domouseover: function(e){
+		if(e.cellNode && (e.cellNode!=this.lastOverCellNode)){
+			this.lastOverCellNode = e.cellNode;
+			this.grid.onMouseOver(e);
+		}
+		this.grid.onMouseOverRow(e);
+	},
+
+	domouseout: function(e){
+		if(e.cellNode && (e.cellNode==this.lastOverCellNode) && !this.isIntraNodeEvent(e, this.lastOverCellNode)){
+			this.lastOverCellNode = null;
+			this.grid.onMouseOut(e);
+			if(!this.isIntraRowEvent(e)){
+				this.grid.onMouseOutRow(e);
+			}
+		}
+	},
+	
+	domousedown: function(e){
+		if (e.cellNode)
+			this.grid.onMouseDown(e);
+		this.grid.onMouseDownRow(e)
+	}
+
+});
+
+dojo.declare("dojox.grid.contentBuilder",
+	dojox.grid.Builder,
+	{
+	// summary:
+	//		Produces html for grid data content. Owned by grid and used internally 
+	//		for rendering data. Override to implement custom rendering.
+	update: function(){
+		this.prepareHtml();
+	},
+
+	// cache html for rendering data rows
+	prepareHtml: function(){
+		var defaultGet=this.grid.get, rows=this.view.structure.rows;
+		for(var j=0, row; (row=rows[j]); j++){
+			for(var i=0, cell; (cell=row[i]); i++){
+				cell.get = cell.get || (cell.value == undefined) && defaultGet;
+				cell.markup = this.generateCellMarkup(cell, cell.cellStyles, cell.cellClasses, false);
+			}
+		}
+	},
+
+	// time critical: generate html using cache and data source
+	generateHtml: function(inDataIndex, inRowIndex){
+		var
+			html = [ this._table ],
+			v = this.view,
+			obr = v.onBeforeRow,
+			rows = v.structure.rows;
+
+		obr && obr(inRowIndex, rows);
+		for(var j=0, row; (row=rows[j]); j++){
+			if(row.hidden || row.header){
+				continue;
+			}
+			html.push(!row.invisible ? '<tr>' : '<tr class="dojoxGrid-invisible">');
+			for(var i=0, cell, m, cc, cs; (cell=row[i]); i++){
+				m = cell.markup, cc = cell.customClasses = [], cs = cell.customStyles = [];
+				// content (format can fill in cc and cs as side-effects)
+				m[5] = cell.format(inDataIndex);
+				// classes
+				m[1] = cc.join(' ');
+				// styles
+				m[3] = cs.join(';');
+				// in-place concat
+				html.push.apply(html, m);
+			}
+			html.push('</tr>');
+		}
+		html.push('</table>');
+		return html.join(''); // String
+	},
+
+	decorateEvent: function(e){
+		e.rowNode = this.findRowTarget(e.target);
+		if(!e.rowNode){return false};
+		e.rowIndex = e.rowNode[dojox.grid.rowIndexTag];
+		this.baseDecorateEvent(e);
+		e.cell = this.grid.getCell(e.cellIndex);
+		return true; // Boolean
+	}
+	
+});
+
+dojo.declare("dojox.grid.headerBuilder",
+	dojox.grid.Builder,
+	{
+	// summary:
+	//		Produces html for grid header content. Owned by grid and used internally 
+	//		for rendering data. Override to implement custom rendering.
+
+	bogusClickTime: 0,
+	overResizeWidth: 4,
+	minColWidth: 1,
+	
+	// FIXME: isn't this getting mixed from dojox.grid.Builder, -1 character?
+	_table: '<table class="dojoxGrid-row-table" border="0" cellspacing="0" cellpadding="0" role="wairole:presentation"',
+
+	update: function(){
+		this.tableMap = new dojox.grid.tableMap(this.view.structure.rows);
+	},
+
+	generateHtml: function(inGetValue, inValue){
+		var html = [this._table], rows = this.view.structure.rows;
+		
+		// render header with appropriate width, if possible so that views with flex columns are correct height
+		if(this.view.viewWidth){
+			html.push([' style="width:', this.view.viewWidth, ';"'].join(''));
+		}
+		html.push('>');
+		dojox.grid.fire(this.view, "onBeforeRow", [-1, rows]);
+		for(var j=0, row; (row=rows[j]); j++){
+			if(row.hidden){
+				continue;
+			}
+			html.push(!row.invisible ? '<tr>' : '<tr class="dojoxGrid-invisible">');
+			for(var i=0, cell, markup; (cell=row[i]); i++){
+				cell.customClasses = [];
+				cell.customStyles = [];
+				markup = this.generateCellMarkup(cell, cell.headerStyles, cell.headerClasses, true);
+				// content
+				markup[5] = (inValue != undefined ? inValue : inGetValue(cell));
+				// styles
+				markup[3] = cell.customStyles.join(';');
+				// classes
+				markup[1] = cell.customClasses.join(' '); //(cell.customClasses ? ' ' + cell.customClasses : '');
+				html.push(markup.join(''));
+			}
+			html.push('</tr>');
+		}
+		html.push('</table>');
+		return html.join('');
+	},
+
+	// event helpers
+	getCellX: function(e){
+		var x = e.layerX;
+		if(dojo.isMoz){
+			var n = dojox.grid.ascendDom(e.target, dojox.grid.makeNotTagName("th"));
+			x -= (n && n.offsetLeft) || 0;
+			var t = e.sourceView.getScrollbarWidth();
+			if(!dojo._isBodyLtr() && e.sourceView.headerNode.scrollLeft < t)
+				x -= t;
+			//x -= getProp(ascendDom(e.target, mkNotTagName("td")), "offsetLeft") || 0;
+		}
+		var n = dojox.grid.ascendDom(e.target, function(){
+			if(!n || n == e.cellNode){
+				return false;
+			}
+			// Mozilla 1.8 (FF 1.5) has a bug that makes offsetLeft = -parent border width
+			// when parent has border, overflow: hidden, and is positioned
+			// handle this problem here ... not a general solution!
+			x += (n.offsetLeft < 0 ? 0 : n.offsetLeft);
+			return true;
+		});
+		return x;
+	},
+
+	// event decoration
+	decorateEvent: function(e){
+		this.baseDecorateEvent(e);
+		e.rowIndex = -1;
+		e.cellX = this.getCellX(e);
+		return true;
+	},
+
+	// event handlers
+	// resizing
+	prepareResize: function(e, mod){
+		var i = dojox.grid.getTdIndex(e.cellNode);
+		e.cellNode = (i ? e.cellNode.parentNode.cells[i+mod] : null);
+		e.cellIndex = (e.cellNode ? this.getCellNodeIndex(e.cellNode) : -1);
+		return Boolean(e.cellNode);
+	},
+
+	canResize: function(e){
+		if(!e.cellNode || e.cellNode.colSpan > 1){
+			return false;
+		}
+		var cell = this.grid.getCell(e.cellIndex); 
+		return !cell.noresize && !cell.isFlex();
+	},
+
+	overLeftResizeArea: function(e){
+		if(dojo._isBodyLtr()){
+			return (e.cellIndex>0) && (e.cellX < this.overResizeWidth) && this.prepareResize(e, -1);
+		}
+		return t = e.cellNode && (e.cellX < this.overResizeWidth);
+	},
+
+	overRightResizeArea: function(e){
+		if(dojo._isBodyLtr()){
+			return e.cellNode && (e.cellX >= e.cellNode.offsetWidth - this.overResizeWidth);
+		}
+		return (e.cellIndex>0) && (e.cellX >= e.cellNode.offsetWidth - this.overResizeWidth) && this.prepareResize(e, -1);
+	},
+
+	domousemove: function(e){
+		//console.log(e.cellIndex, e.cellX, e.cellNode.offsetWidth);
+		var c = (this.overRightResizeArea(e) ? 'e-resize' : (this.overLeftResizeArea(e) ? 'w-resize' : ''));
+		if(c && !this.canResize(e)){
+			c = 'not-allowed';
+		}
+		e.sourceView.headerNode.style.cursor = c || ''; //'default';
+		if (c)
+			dojo.stopEvent(e);
+	},
+
+	domousedown: function(e){
+		if(!dojox.grid.drag.dragging){
+			if((this.overRightResizeArea(e) || this.overLeftResizeArea(e)) && this.canResize(e)){
+				this.beginColumnResize(e);
+			}else{
+				this.grid.onMouseDown(e);
+				this.grid.onMouseOverRow(e);
+			}
+			//else{
+			//	this.beginMoveColumn(e);
+			//}
+		}
+	},
+
+	doclick: function(e) {
+		if (new Date().getTime() < this.bogusClickTime) {
+			dojo.stopEvent(e);
+			return true;
+		}
+	},
+
+	// column resizing
+	beginColumnResize: function(e){
+		dojo.stopEvent(e);
+		var spanners = [], nodes = this.tableMap.findOverlappingNodes(e.cellNode);
+		for(var i=0, cell; (cell=nodes[i]); i++){
+			spanners.push({ node: cell, index: this.getCellNodeIndex(cell), width: cell.offsetWidth });
+			//console.log("spanner: " + this.getCellNodeIndex(cell));
+		}
+		var drag = {
+			scrollLeft: e.sourceView.headerNode.scrollLeft,
+			view: e.sourceView,
+			node: e.cellNode,
+			index: e.cellIndex,
+			w: e.cellNode.clientWidth,
+			spanners: spanners
+		};
+		//console.log(drag.index, drag.w);
+		dojox.grid.drag.start(e.cellNode, dojo.hitch(this, 'doResizeColumn', drag), dojo.hitch(this, 'endResizeColumn', drag), e);
+	},
+
+	doResizeColumn: function(inDrag, inEvent){
+		var isLtr = dojo._isBodyLtr();
+		if(isLtr){
+			var w = inDrag.w + inEvent.deltaX;
+		}else{
+			var w = inDrag.w - inEvent.deltaX;
+		}
+		if(w >= this.minColWidth){
+			for(var i=0, s, sw; (s=inDrag.spanners[i]); i++){
+				if(isLtr){
+					sw = s.width + inEvent.deltaX;
+				}else{
+					sw = s.width - inEvent.deltaX;
+				}
+				s.node.style.width = sw + 'px';
+				inDrag.view.setColWidth(s.index, sw);
+				//console.log('setColWidth', '#' + s.index, sw + 'px');
+			}
+			inDrag.node.style.width = w + 'px';
+			inDrag.view.setColWidth(inDrag.index, w);
+			if(!isLtr){
+				inDrag.view.headerNode.scrollLeft = (inDrag.scrollLeft - inEvent.deltaX);
+			}
+		}
+		if(inDrag.view.flexCells && !inDrag.view.testFlexCells()){
+			var t = dojox.grid.findTable(inDrag.node);
+			t && (t.style.width = '');
+		}
+	},
+
+	endResizeColumn: function(inDrag){
+		this.bogusClickTime = new Date().getTime() + 30;
+		setTimeout(dojo.hitch(inDrag.view, "update"), 50);
+	}
+
+});
+
+dojo.declare("dojox.grid.tableMap",
+	null,
+	{
+	// summary:
+	//		Maps an html table into a structure parsable for information about cell row and col spanning.
+	//		Used by headerBuilder
+	constructor: function(inRows){
+		this.mapRows(inRows);
+	},
+	
+	map: null,
+
+	mapRows: function(inRows){
+		// summary: Map table topography
+
+		//console.log('mapRows');
+		// # of rows
+		var rowCount = inRows.length;
+		if(!rowCount){
+			return;
+		}
+		// map which columns and rows fill which cells
+		this.map = [ ];
+		for(var j=0, row; (row=inRows[j]); j++){
+			this.map[j] = [];
+		}
+		for(var j=0, row; (row=inRows[j]); j++){
+			for(var i=0, x=0, cell, colSpan, rowSpan; (cell=row[i]); i++){
+				while (this.map[j][x]){x++};
+				this.map[j][x] = { c: i, r: j };
+				rowSpan = cell.rowSpan || 1;
+				colSpan = cell.colSpan || 1;
+				for(var y=0; y<rowSpan; y++){
+					for(var s=0; s<colSpan; s++){
+						this.map[j+y][x+s] = this.map[j][x];
+					}
+				}
+				x += colSpan;
+			}
+		}
+		//this.dumMap();
+	},
+
+	dumpMap: function(){
+		for(var j=0, row, h=''; (row=this.map[j]); j++,h=''){
+			for(var i=0, cell; (cell=row[i]); i++){
+				h += cell.r + ',' + cell.c + '   ';
+			}
+			console.log(h);
+		}
+	},
+
+	getMapCoords: function(inRow, inCol){
+		// summary: Find node's map coords by it's structure coords
+		for(var j=0, row; (row=this.map[j]); j++){
+			for(var i=0, cell; (cell=row[i]); i++){
+				if(cell.c==inCol && cell.r == inRow){
+					return { j: j, i: i };
+				}
+				//else{console.log(inRow, inCol, ' : ', i, j, " : ", cell.r, cell.c); };
+			}
+		}
+		return { j: -1, i: -1 };
+	},
+	
+	getNode: function(inTable, inRow, inCol){
+		// summary: Find a node in inNode's table with the given structure coords
+		var row = inTable && inTable.rows[inRow];
+		return row && row.cells[inCol];
+	},
+	
+	_findOverlappingNodes: function(inTable, inRow, inCol){
+		var nodes = [];
+		var m = this.getMapCoords(inRow, inCol);
+		//console.log("node j: %d, i: %d", m.j, m.i);
+		var row = this.map[m.j];
+		for(var j=0, row; (row=this.map[j]); j++){
+			if(j == m.j){ continue; }
+			with(row[m.i]){
+				//console.log("overlaps: r: %d, c: %d", r, c);
+				var n = this.getNode(inTable, r, c);
+				if(n){ nodes.push(n); }
+			}
+		}
+		//console.log(nodes);
+		return nodes;
+	},
+	
+	findOverlappingNodes: function(inNode){
+		return this._findOverlappingNodes(dojox.grid.findTable(inNode), dojox.grid.getTrIndex(inNode.parentNode), dojox.grid.getTdIndex(inNode));
+	}
+	
+});
+
+dojox.grid.rowIndexTag = "gridRowIndex";
+dojox.grid.gridViewTag = "gridView";
+
+}
-- 
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