public IStyle getTheme() {
String themeId = getThemeId();
if (themeId == null) return null;
IStyleSheet styleSheet = getOwnedWorkbook().getStyleSheet();
if (styleSheet == null) return null;
return styleSheet.findStyle(themeId);
}
public void setStyle(String key, String value) {
IStyleSelector ss = branch.getBranchPolicy().getStyleSelector(branch);
if (ss instanceof DummyStyleSelector) {
((DummyStyleSelector) ss).setOverridedStyle(key, value);
} else {
IStyleSheet styleSheet = topic.getOwnedWorkbook().getStyleSheet();
IStyle style = styleSheet.findStyle(topic.getStyleId());
if (style == null) {
style = styleSheet.createStyle(IStyle.TOPIC);
styleSheet.addStyle(style, IStyleSheet.NORMAL_STYLES);
topic.setStyleId(style.getId());
}
style.setProperty(key, value);
}
}
private static void setThemeStyles(
IWorkbook workbook,
IStyleSheet styleSheet,
ISheet sheet,
IStyle theme,
String... sheetStyleNames) {
IStyle sheetTheme = theme.getDefaultStyle(Styles.FAMILY_MAP);
if (sheetTheme == null) return;
IStyle sheetStyle = styleSheet.findStyle(sheet.getStyleId());
if (sheetStyle != null) {
sheetStyle =
Core.getWorkbookBuilder().createWorkbook().getStyleSheet().importStyle(sheetStyle);
}
String value = null;
for (String styleName : sheetStyleNames) {
value = sheetTheme.getProperty(styleName);
if (value != null) {
if (sheetStyle == null)
sheetStyle =
Core.getWorkbookBuilder()
.createWorkbook()
.getStyleSheet()
.createStyle(sheet.getStyleType());
sheetStyle.setProperty(styleName, value);
} else if (sheetStyle != null) {
sheetStyle.setProperty(styleName, value);
}
}
if (sheetStyle != null) {
sheetStyle = workbook.getStyleSheet().importStyle(sheetStyle);
if (sheetStyle != null) {
sheet.setStyleId(sheetStyle.getId());
}
}
}
public static void setTheme(ISheet sheet, IStyle theme) {
if (sheet == null) return;
if (theme == null || theme.isEmpty()) {
sheet.setThemeId(null);
} else {
IWorkbook workbook = sheet.getOwnedWorkbook();
IStyleSheet styleSheet = workbook.getStyleSheet();
theme = styleSheet.importStyle(theme);
if (theme == null || theme.isEmpty()) {
sheet.setThemeId(null);
} else {
sheet.setThemeId(theme.getId());
setThemeStyles(
workbook, styleSheet, sheet, theme, Styles.MultiLineColors, Styles.LineTapered);
}
}
}