上記の Charles の例を見て、この簡略化されたオブジェクトを作成して EXT-JS グリッドをエクスポートしました (したがって、Rally Grid でも機能します)。
IE の場合は Excel に直行し、他のブラウザの場合は CSV をダウンロードしますが、Data URI アプローチを使用すると少し不安定ですが (ファイル名は制御できず、Excel は開く前に少し文句を言います)、機能します。
実際に Javascript を知っている人が改善を投稿したい場合は、感謝します!
// Derived and simplified from example on bryntum.com
Ext.define("GridExporter", {
dateFormat : 'Y-m-d g:i',
exportGrid: function(grid) {
if (Ext.isIE) {
this._ieToExcel(grid);
} else {
var data = this._getCSV(grid);
window.location = 'data:text/csv;charset=utf8,' + encodeURIComponent(data);
}
},
_escapeForCSV: function(string) {
if (string.match(/,/)) {
if (!string.match(/"/)) {
string = '"' + string + '"';
} else {
string = string.replace(/,/g, ''); // comma's and quotes-- sorry, just loose the commas
}
}
return string;
},
_getFieldText: function(fieldData) {
var text;
if (fieldData == null || fieldData == undefined) {
text = '';
} else if (fieldData._refObjectName && !fieldData.getMonth) {
text = fieldData._refObjectName;
} else if (fieldData instanceof Date) {
text = Ext.Date.format(fieldData, this.dateFormat);
} else if (!fieldData.match) { // not a string or object we recognize...bank it out
text = '';
} else {
text = fieldData;
}
return text;
},
_getFieldTextAndEscape: function(fieldData) {
var string = this._getFieldText(fieldData);
return this._escapeForCSV(string);
},
_getCSV: function (grid) {
var cols = grid.columns;
var store = grid.store;
var data = '';
var that = this;
Ext.Array.each(cols, function(col, index) {
if (col.hidden != true) {
data += that._getFieldTextAndEscape(col.text) + ',';
}
});
data += "\n";
store.each(function(record) {
var entry = record.getData();
Ext.Array.each(cols, function(col, index) {
if (col.hidden != true) {
var fieldName = col.dataIndex;
var text = entry[fieldName];
data += that._getFieldTextAndEscape(text) + ',';
}
});
data += "\n";
});
return data;
},
_ieGetGridData : function(grid, sheet) {
var that = this;
var resourceItems = grid.store.data.items;
var cols = grid.columns;
Ext.Array.each(cols, function(col, colIndex) {
if (col.hidden != true) {
console.log('header: ', col.text);
sheet.cells(1,colIndex + 1).value = col.text;
}
});
var rowIndex = 2;
grid.store.each(function(record) {
var entry = record.getData();
Ext.Array.each(cols, function(col, colIndex) {
if (col.hidden != true) {
var fieldName = col.dataIndex;
var text = entry[fieldName];
var value = that._getFieldText(text);
sheet.cells(rowIndex, colIndex+1).value = value;
}
});
rowIndex++;
});
},
_ieToExcel: function (grid) {
if (window.ActiveXObject){
var xlApp, xlBook;
try {
xlApp = new ActiveXObject("Excel.Application");
xlBook = xlApp.Workbooks.Add();
} catch (e) {
Ext.Msg.alert('Error', 'For the export to work in IE, you have to enable a security setting called "Initialize and script ActiveX control not marked as safe" from Internet Options -> Security -> Custom level..."');
return;
}
xlBook.worksheets("Sheet1").activate;
var XlSheet = xlBook.activeSheet;
xlApp.visible = true;
this._ieGetGridData(grid, XlSheet);
XlSheet.columns.autofit;
}
}
});