要为 SpreadJS 添加条件格式，首先调用 conditionalFormats 属性来获得表单的条件格式。然后你可以创建一个条件规则并调用 addRule 方法来添加它。你也可以使用特殊规则的添加方法，比如 addSpecificTextRule, addCellValueRule 等。例如：
在你为表单添加了一些规则之后，便可以调用 getRule 方法通过规则的索引来获取指定规则或者获取所有的条件规则。例如：
如果你想删除一些条件规则，请调用 removeRule, removeRuleByRange, 或者 clearRule 方法。例如：
var spreadNS = GC.Spread.Sheets;
window.onload = function () {
var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"), { sheetCount: 2 });
initSpread(spread);
};
function initSpread(spread) {
var sheet = spread.getSheet(0);
sheet.suspendPaint();
var cfs = sheet.conditionalFormats ;
// sample title
sheet.addSpan(1, 1, 1, 7);
sheet.setValue(1, 1, "Conditional Format Samples");
sheet.getCell(1, 1).font("24px sans-serif");
sheet.getCell(1, 1).hAlign(spreadNS.HorizontalAlign.center);
sheet.setRowHeight(1, 35);
// cell value rule
var r = 2;
var c = 1;
var w = 3;
var h = 4;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Displays green background: value > 50:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
var increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + 3, col + 1, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
var style = new spreadNS.Style();
style.backColor = "#CCFFCC";
cfs.addCellValueRule(spreadNS.ConditionalFormatting.ComparisonOperators.greaterThan, 50, 0, style, [new spreadNS.Range(r + 1, c, h - 1, w)]);
r = 2;
c = 5;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Displays red background: value >= 60 and value <= 70:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
style = new spreadNS.Style();
style.backColor = "#FFCCCC";
cfs.addCellValueRule(spreadNS.ConditionalFormatting.ComparisonOperators.between, 60, 70, style, [ new spreadNS.Range(r + 1, c, h - 1, w) ]);
// 2 color scale rule
r = 7;
c = 1;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Displays two color gradient represents cell value:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
cfs.add2ScaleRule(spreadNS.ConditionalFormatting.ScaleValueType.lowestValue, null, "#FF9999", spreadNS.ConditionalFormatting.ScaleValueType.highestValue, null, "#9999FF", [ new spreadNS.Range(r + 1, c, h - 1, w) ]);
// 3 color scale rule
r = 7;
c = 5;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Displays three color gradient represents cell value:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
cfs.add3ScaleRule(spreadNS.ConditionalFormatting.ScaleValueType.lowestValue, null, "#FF9999",
spreadNS.ConditionalFormatting.ScaleValueType.number, 100, "#99FF99",
spreadNS.ConditionalFormatting.ScaleValueType.highestValue, null, "#9999FF", [new spreadNS.Range(r + 1, c, h - 1, w) ]);
// date occurring rule
addDays = function (date, days) {
var dt = new Date(date.getFullYear(), date.getMonth(), date.getDate() + days);
if (days) {
if (dt.getDate() === date.getDate()) {
dt = new Date(date.getFullYear(), date.getMonth(), date.getDate());
dt.setTime(dt.getTime() + (days * 24 * 3600 * 1000));
}
}
return dt;
};
r = 12;
c = 1;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Display blue background if cell value is in next week:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, addDays(new Date(), increase));
sheet.setFormatter(row + r + 1, col + c, "yyyy/mm/dd", spreadNS.SheetArea.viewport);
increase += 1;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
style = new spreadNS.Style();
style.backColor = "#CCCCFF";
cfs.addDateOccurringRule(spreadNS.ConditionalFormatting.DateOccurringType.nextWeek, style, [ new spreadNS.Range(r + 1, c, h - 1, w) ]);
// specific text rule
r = 12;
c = 5;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Display red foreground if cell value contains \"o\":");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
var data = ["The", "quick", "brown", "fox", "jumps", "over", "the", "lazy", "dog", "The", "quick", "brown", "fox", "jumps", "over", "the", "lazy", "dog"];
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, data[increase]);
increase += 1;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), {all: true});
var style = new spreadNS.Style();
style.foreColor = "Red";
style.font = "bold 12px sans-serif";
cfs.addSpecificTextRule(spreadNS.ConditionalFormatting.TextComparisonOperators.contains, "o", style, [ new spreadNS.Range(r + 1, c, h - 1, w) ]);
// data bar rule
r = 17;
c = 1;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Display a colored data bar represents cell value:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), { all: true });
var dataBarRule = cfs.addDataBarRule(spreadNS.ConditionalFormatting.ScaleValueType.lowestValue, null,
spreadNS.ConditionalFormatting.ScaleValueType.highestValue, null,
"green", [new spreadNS.Range(r + 1, c, h - 1, w)]);
dataBarRule.gradient(true);
dataBarRule.showBorder(false);
dataBarRule.showBarOnly(false);
// icon set rule
r = 17;
c = 5;
sheet.addSpan(r, c, 1, w);
sheet.setValue(r, c, "Displays an icon represents cell value:");
sheet.getCell(r, c).wordWrap(true);
sheet.setRowHeight(r, 40);
increase = 0;
for (var row = 0; row < h - 1; row++) {
for (var col = 0; col < w; col++) {
sheet.setValue(row + r + 1, col + c, increase);
increase += 10;
}
}
sheet.getRange(r, c, h, w).setBorder(new spreadNS.LineBorder("Black", spreadNS.LineStyle.dashed), { all: true });
var iconSetRule = cfs.addIconSetRule(spreadNS.ConditionalFormatting.IconSetType.fiveArrowsColored, [new spreadNS.Range(r + 1, c, h - 1, w)]);
iconSetRule.iconSetType();
iconSetRule.reverseIconOrder(false);
iconSetRule.showIconOnly(false);
sheet.resumePaint();
updateRuleCount();
document.getElementById("removeRule").addEventListener('click',function() {
var sels = sheet.getSelections();
if (sels && sels.length > 0) {
var sel = sels[0];
cfs.removeRuleByRange(sel.row, sel.col, sel.rowCount, sel.colCount);
updateRuleCount();
}
});
document.getElementById("clearRule").addEventListener('click',function() {
cfs.clearRule();
updateRuleCount();
});
function updateRuleCount() {
document.getElementById("ruleCount").innerHTML="Rule Count: " + cfs.count();
}
};
function getActualRange(range, maxRowCount, maxColCount) {
var row = range.row < 0 ? 0 : range.row;
var col = range.col < 0 ? 0 : range.col;
var rowCount = range.rowCount < 0 ? maxRowCount : range.rowCount;
var colCount = range.colCount < 0 ? maxColCount : range.colCount;
return new spreadNS.Range(row, col, rowCount, colCount);
}
<!doctype html>
<html 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-software/spread-sheets/styles/gc.spread.sheets.excel2013white.css">
<script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity-software/spread-sheets/dist/gc.spread.sheets.all.min.js"
type="text/javascript"></script>
<script
src="$DEMOROOT$/zh/purejs/node_modules/@grapecity-software/spread-sheets-resources-zh/dist/gc.spread.sheets.resources.zh.min.js"
type="text/javascript"></script>
<script src="$DEMOROOT$/spread/source/js/license.js" type="text/javascript"></script>
<script src="app.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="styles.css">
</head>
<body>
<div class="sample-tutorial">
<div id="ss" class="sample-spreadsheets"></div>
<div class="options-container">
<p>Select cell(s) that contains rule(s):</p>
<div class="option-row">
<label id="ruleCount"></label>
</div>
<div class="option-row">
<input type="button" id="removeRule" value="Remove the selection's rule" />
<input type="button" id="clearRule" value="Remove all the rules">
</div>
</div>
</div>
</body>
</html>
.sample-tutorial {
position: relative;
height: 100%;
overflow: hidden;
}
.sample-spreadsheets {
width: calc(100% - 280px);
height: 100%;
overflow: hidden;
float: left;
}
.options-container {
float: right;
width: 280px;
overflow: auto;
padding: 12px;
height: 100%;
box-sizing: border-box;
background: #fbfbfb;
}
.option-row {
padding-top: 6px;
}
input {
padding: 4px 8px;
margin-bottom: 6px;
box-sizing: border-box;
}
body {
position: absolute;
top: 0;
bottom: 0;
left: 0;
right: 0;
}
