protected Widget createGroupHeader(Object text, String textColor, String backgroundColor) {
Label title = Widgets.text(text);
Style style = title.getElement().getStyle();
style.setColor(textColor);
style.setBackgroundColor(backgroundColor);
style.setPadding(Widgets.defaultSpacing, Unit.PX);
return title;
}
private Label createErrorLabel() {
Label label = new Label();
Style style = label.getElement().getStyle();
style.setDisplay(Display.NONE);
style.setColor("#cc0000");
style.setMarginTop(Widgets.defaultSpacing, Unit.PX);
style.setMarginBottom(Widgets.defaultSpacing, Unit.PX);
return label;
}
/**
* Sets the title to display with this menu button.
*
* @param label
*/
public void setLabel(String label) {
this.label = label;
HTMLPanel labelHtml = new HTMLPanel(label);
Style labelStyle = labelHtml.getElement().getStyle();
labelStyle.setColor("white");
labelStyle.setFontSize(0.8, Unit.EM);
labelStyle.setFontWeight(FontWeight.BOLD);
labelStyle.setPosition(Position.ABSOLUTE);
labelStyle.setTextAlign(TextAlign.CENTER);
labelStyle.setTop(75, Unit.PCT);
labelStyle.setWidth(100, Unit.PCT);
panel.add(labelHtml);
}
protected void onUpdate() {
if (sortColumnIndex == -1) {
sortColumnIndex = getInitialSortColumnIndex();
reverseSort = isInitialSortReverse();
}
Collection<O> objects;
try {
objects = getObjects();
} catch (Exception ex) {
throw new RuntimeException(Str.getSimpleName(getClass()) + ".getObjects() failed.", ex);
}
log.info("Objects loaded:", objects.size());
int rowIndex = -1;
if (isColumnTitlesEnabled()) {
rowIndex++;
for (AColumn column : columns) {
String columnTitle;
try {
columnTitle = column.getTitle();
} catch (Exception ex) {
log.error(ex);
columnTitle = "ERROR: " + Str.formatException(ex);
}
boolean customSortingEnabled = isCustomSortingEnabled();
Widget titleWidget = Widgets.textFieldlabel(columnTitle, false);
if (titleWidget != null && customSortingEnabled && isShowColumnSortingToggleIcon())
titleWidget.addStyleName("columnTitleWithSortToggle");
if (titleWidget != null && (sortColumnIndex == column.index)) {
// Sortierte Spalte hervorheben
Style style = titleWidget.getElement().getStyle();
style.setColor("#444");
style.setFontWeight(FontWeight.BOLD);
if (reverseSort) style.setFontStyle(FontStyle.ITALIC);
}
table.setWidget(
rowIndex,
column.index,
Widgets.frame(
titleWidget,
Widgets.defaultSpacing,
0,
Widgets.defaultSpacing,
Widgets.defaultSpacing / 2));
if (customSortingEnabled) {
for (int col = 0; col < columns.size(); col++) {
table.getCellFormatter().setStyleName(rowIndex, col, "clickable");
}
}
}
}
if (isColumnFilteringEnabled()) {
rowIndex++;
for (AColumn column : columns) {
TextBox filterTextbox = column.getFilterWidget();
SimplePanel frame = Widgets.frame(filterTextbox, Widgets.defaultSpacing);
table.setWidget(rowIndex, column.index, frame);
}
}
try {
rows = createRows(objects, rowIndex);
} catch (Exception ex) {
throw new RuntimeException(Str.getSimpleName(getClass()) + ".createRows() failed.", ex);
}
table.setVisible(!rows.isEmpty());
for (Row row : rows) {
appendRow(row);
rowIndex++;
}
for (int i = 0; i < getFootRowCount(); i++) {
rowIndex++;
for (AColumn column : columns) {
table.setWidget(rowIndex, column.index, column.getFootCellWidget(i));
}
}
}
