private Widget createButtonPanel(final FlexTable mainPanel, final boolean forceOpen) {
final IconButton reloadImageButton =
new IconButton(
"Refresh",
true,
BaseImageBundle.images.refresh_16(),
BaseImageBundle.images.refresh_16(),
BaseImageBundle.images.refresh_16(),
BaseImageBundle.images.refresh_disabled_16());
reloadImageButton.setSTYLE("commentToolBarButton");
reloadImageButton.setTitle("Refresh comments");
reloadImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
BaseServiceCache.getService()
.getPageInfo(
permissibleObject,
Comment.class.getName(),
pageSize,
new AsyncCallback<PageInfo>() {
public void onFailure(Throwable caught) {};
public void onSuccess(PageInfo pageInfo) {
numComments = pageInfo.getTotalRowCount();
lastPageNumber = pageInfo.getLastPageNumber();
pageCache.clear();
fetchPage();
};
});
}
});
final IconButton sortImageButton =
new IconButton(
"Sort " + (sortDescending ? "Ascending" : "Descending"),
true,
BaseImageBundle.images.sort(),
BaseImageBundle.images.sort(),
BaseImageBundle.images.sort(),
BaseImageBundle.images.sort());
sortImageButton.setSTYLE("commentToolBarButton");
sortImageButton.setTitle(
sortDescending ? "Show oldest comments first" : "Show most recent comments first");
sortImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
sortDescending = !sortDescending;
// this could be optimized if we have all the pages, then we have all the data
// we could do it all on the client
pageCache.clear();
fetchPage();
}
});
IconButton flattenImageButton = null;
if (flatten) {
flattenImageButton =
new IconButton(
"Hierarchy",
true,
BaseImageBundle.images.hierarchy(),
BaseImageBundle.images.hierarchy(),
BaseImageBundle.images.hierarchy(),
BaseImageBundle.images.hierarchy());
flattenImageButton.setTitle("Build a comment hierarchy");
} else {
flattenImageButton =
new IconButton(
"Flatten",
true,
BaseImageBundle.images.flatten(),
BaseImageBundle.images.flatten(),
BaseImageBundle.images.flatten(),
BaseImageBundle.images.flatten());
flattenImageButton.setTitle("Flatten the comment hierarchy");
}
flattenImageButton.setSTYLE("commentToolBarButton");
flattenImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
flatten = !flatten;
loadCommentWidget(forceOpen);
}
});
HorizontalPanel buttonPanel = new HorizontalPanel();
buttonPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
buttonPanel.add(createPageControllerPanel(mainPanel));
Label spacer1 = new Label();
buttonPanel.add(spacer1);
buttonPanel.setCellWidth(spacer1, "20px");
buttonPanel.add(reloadImageButton);
buttonPanel.add(sortImageButton);
buttonPanel.add(flattenImageButton);
Label maxCommentDepthLabel = new Label("Max Depth", false);
maxCommentDepthLabel.setTitle("Set the maximum depth of comments to show");
Label spacer2 = new Label();
buttonPanel.add(spacer2);
buttonPanel.setCellWidth(spacer2, "20px");
buttonPanel.add(maxCommentDepthLabel);
buttonPanel.add(maxCommentDepthListBox);
return buttonPanel;
}
private Widget createPageControllerPanel(final FlexTable mainPanel) {
final IconButton nextPageImageButton =
new IconButton(
null,
true,
BaseImageBundle.images.next(),
BaseImageBundle.images.next(),
BaseImageBundle.images.next(),
BaseImageBundle.images.next());
nextPageImageButton.setSTYLE("commentToolBarButton");
nextPageImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
if (pageNumber == lastPageNumber) {
return;
}
pageNumber++;
fetchPage();
}
});
final IconButton previousPageImageButton =
new IconButton(
null,
false,
BaseImageBundle.images.previous(),
BaseImageBundle.images.previous(),
BaseImageBundle.images.previous(),
BaseImageBundle.images.previous());
previousPageImageButton.setSTYLE("commentToolBarButton");
previousPageImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
if (pageNumber == 0) {
return;
}
pageNumber--;
fetchPage();
}
});
final IconButton lastPageImageButton =
new IconButton(
null,
false,
BaseImageBundle.images.last(),
BaseImageBundle.images.last(),
BaseImageBundle.images.last(),
BaseImageBundle.images.last());
lastPageImageButton.setSTYLE("commentToolBarButton");
lastPageImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
pageNumber = (int) lastPageNumber;
fetchPage();
}
});
final IconButton firstPageImageButton =
new IconButton(
null,
false,
BaseImageBundle.images.first(),
BaseImageBundle.images.first(),
BaseImageBundle.images.first(),
BaseImageBundle.images.first());
firstPageImageButton.setSTYLE("commentToolBarButton");
firstPageImageButton.addClickHandler(
new ClickHandler() {
public void onClick(ClickEvent event) {
pageNumber = 0;
fetchPage();
}
});
if (lastPageNumber < 0) {
firstPageImageButton.setEnabled(false);
previousPageImageButton.setEnabled(false);
nextPageImageButton.setEnabled(false);
lastPageImageButton.setEnabled(false);
}
HorizontalPanel buttonPanel = new HorizontalPanel();
buttonPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
buttonPanel.add(firstPageImageButton);
buttonPanel.add(previousPageImageButton);
Label pageLabel = new Label("Page " + (pageNumber + 1) + " of " + (lastPageNumber + 1), false);
if (lastPageNumber < 0) {
pageLabel.setText("Page 1 of 1");
}
DOM.setStyleAttribute(pageLabel.getElement(), "margin", "0 5px 0 5px");
buttonPanel.add(pageLabel);
buttonPanel.add(nextPageImageButton);
buttonPanel.add(lastPageImageButton);
return buttonPanel;
}
