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author | 2008-11-13 09:49:11 +0000 | |
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committer | 2008-11-13 09:49:11 +0000 | |
commit | e44a7e37b6c7b5961adaffc62b9042b8d442938e (patch) | |
tree | 95b67c356e93163467db2451f2b8cce84ed5d582 /includes/js/dojox/grid/_grid/builder.js | |
parent | a62b9742ee5e28bcec6872d88f50f25b820914f6 (diff) | |
download | scuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.gz scuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.zip |
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
Diffstat (limited to 'includes/js/dojox/grid/_grid/builder.js')
-rw-r--r-- | includes/js/dojox/grid/_grid/builder.js | 522 |
1 files changed, 522 insertions, 0 deletions
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"; + +} |