行为管理

SpreadJS支持获取撤销栈以及保留栈,同时您可以在undoManager中根据maxSize设置撤销栈以及保留栈的长度。

您可以通过getRedoStack方法获取到SpreadJS的保留栈。 您可以通过getUndoStack方法获取到SpreadJS的撤销栈。 您可以通过maxSize方法获取或者设置保留栈或者撤销栈的最大长度。
window.onload = function () { var spread = new GC.Spread.Sheets.Workbook(_getElementById('ss')); initSpread(spread); } function initSpread(spread) { spread.fromJSON(data[0]); var sheet = spread.getActiveSheet(); attachEvent(spread); executeCommand(spread); updateInfo(spread); } function attachEvent(spread) { var events = GC.Spread.Sheets.Events; spread.bind(events.ValueChanged, updateInfoHandle); spread.bind(events.ViewZoomed, updateInfoHandle); spread.bind(events.ColumnChanged, updateInfoHandle); spread.bind(events.ColumnWidthChanged, updateInfoHandle); spread.bind(events.RowChanged, updateInfoHandle); spread.bind(events.RowHeightChanged, updateInfoHandle); let setButton = _getElementById("gc-max-size-set"); let maxSizeDom = _getElementById("gc-max-size"); let redoButton = _getElementById("gc-redo-button"); let undoButton = _getElementById("gc-undo-button"); let undoManager = spread.undoManager(); setButton.addEventListener("click", () => { let value = Number(maxSizeDom.value); if (!isNaN(value)) { spread.undoManager().maxSize(value); } }) redoButton.addEventListener("click", () => { undoManager.redo(); updateInfo(spread); }) undoButton.addEventListener("click", () => { undoManager.undo(); updateInfo(spread); }) } function executeCommand(spread) { var commandManager = spread.commandManager(); let sheet = spread.getActiveSheet(); let sheetName = sheet.name(); spread.suspendPaint() commandManager.execute({ cmd: "resizeColumn", sheetName: sheetName, size: 70, rowHeader: false, columns: [{ firstCol: 0, lastCol: 5 }], }); commandManager.execute({ cmd: "editCell", sheetName: sheetName, row: 0, col: 0, newValue: "Edit Cell", autoFormat: true, }); commandManager.execute({ cmd: "resizeRow", sheetName: sheetName, rows: [{ firstRow: 0, lastRow: 5, }], size: 30, columnHeader: false, }) spread.undoManager().undo(); spread.resumePaint(); } function updateInfoHandle(sender, info) { var sheet = info.sheet; var spread = sheet.parent; updateInfo(spread); } function updateInfo(spread) { var undoManager = spread.undoManager(); setTimeout(() => { updateUndoInfo(undoManager); updateRedoInfo(undoManager); }, 0); } function updateUndoInfo(undoManager) { var undoStack = undoManager.getUndoStack(); var description = getDescription(undoStack); let undoContainer = _getElementById("gc-undo-stack-container"); undoContainer.value = description; } function updateRedoInfo(undoManager) { var redoStack = undoManager.getRedoStack(); let description = getDescription(redoStack); let redoContainer = _getElementById("gc-redo-stack-container"); redoContainer.value = description; } function getDescription(actionStack) { let description = ""; for (var i = 0; i < actionStack.length; i++) { description = description + (i + 1) + '.' + actionStack[i].cmd + "\r\n"; } return description; } function _getElementById(id) { return document.getElementById(id); }
<!doctype html> <html lang="en" style="height:100%;font-size:14px;"> <head> <meta name="spreadjs culture" content="zh-cn" /> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <link rel="stylesheet" type="text/css" href="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets/styles/gc.spread.sheets.excel2013white.css"> <link rel="stylesheet" type="text/css" href="styles.css"> <script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets/dist/gc.spread.sheets.all.min.js" type="text/javascript"></script> <script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets-resources-zh/dist/gc.spread.sheets.resources.zh.min.js" type="text/javascript"></script> <script src="app.js" type="text/javascript"></script> <script src="data.js" type="text/javascript"></script> <script src="$DEMOROOT$/spread/source/js/license.js" type="text/javascript"></script> </head> <body> <div class="sample-tutorial"> <!-- Workbook host element --> <div id="ss" class="sample-spreadsheets"></div> <div class="options-container"> <div class="option-row"> <input type="button" value="Redo" class="gc-stack-button" id="gc-redo-button"> <input type="button" value="Undo" class="gc-stack-button" id="gc-undo-button"> </div> <div class="gc-undo-stack-container option-row"> <label>The undoStack includes the following command:</label> <textarea type="text" class="gc-stack-list" id="gc-undo-stack-container" cols="30"></textarea> </div> <div class="gc-redo-stack-container option-row"> <label>The redoStack includes the following command:</label> <textarea type="text" class="gc-stack-list" id="gc-redo-stack-container" cols="30"></textarea> </div> <div class="option-row"> <label>Undo/Redo Stack Max Size</label> <input type="number" min="0" max="2147483647" id="gc-max-size" class="gc-max-size" value="10"> <input type="button" id="gc-max-size-set" value="set"> </div> </div> </div> </body> </html>
var data = [{ "version":"12.0.0", "tabStripRatio":0.6, "sheetCount":1, "sheets":{ "Sheet1":{ "name":"Sheet1", "rowCount":114, "columnCount":21, "activeRow":2, "activeCol":2, "data":{ "dataTable":{ "2":{ "2":{ "value":"Student", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } }, "3":{ "value":"Language", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } }, "4":{ "value":"Math", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } }, "5":{ "value":"Science", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } }, "6":{ "value":"Music", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } }, "7":{ "value":"History", "style": { "foreColor" : "#FFFFFF", "backColor" : "#82BC00", "hAlign" : 1 } } }, "3":{ "2":{ "value":"Ally", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":65.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":75.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":91.8, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "4":{ "2":{ "value":"Tom", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":81.8, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":95, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":75.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":88, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "5":{ "2":{ "value":"Jack", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":68.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":65.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":88, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":79, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "6":{ "2":{ "value":"John", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":68.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":81.8, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":86, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":75, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":86, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "7":{ "2":{ "value":"Lily", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":65.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":91.8, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "8":{ "2":{ "value":"Linda", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":75.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":88, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":65.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":65.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } }, "9":{ "2":{ "value":"Will", "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "3":{ "value":95.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "4":{ "value":94.8, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "5":{ "value":94, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "6":{ "value":55.2, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} }, "7":{ "value":88, "style":{"backColor" : "#F4F8EB", "hAlign" : 1} } } } }, } } }]
.sample-tutorial { position: relative; height: 100%; overflow: hidden; } body { position: absolute; top: 0; bottom: 0; left: 0; right: 0; } .sample-spreadsheets { width: calc(100% - 280px); height: 100%; overflow: hidden; float: left; } .options-container{ float: right; width: 280px; padding: 12px; height: 100%; box-sizing: border-box; background: #fbfbfb; overflow: auto; } .option-row { font-size: 14px; padding: 5px; margin-top: 10px; } .gc-stack-list{ width: 100%; height: 150px; margin-top: 10px; } .gc-stack-button{ margin: 0 5px; }