public static void showDiffImpl(
final Project project,
@NotNull List<DiffRequestPresentable> changeList,
int index,
@NotNull final ShowDiffUIContext context) {
final ChangeDiffRequest request =
new ChangeDiffRequest(
project, changeList, context.getActionsFactory(), context.isShowFrame());
final DiffTool tool = DiffManager.getInstance().getDiffTool();
final DiffRequest simpleRequest;
try {
request.quickCheckHaveStuff();
simpleRequest = request.init(index);
} catch (VcsException e) {
Messages.showWarningDialog(e.getMessage(), "Show Diff");
return;
}
if (simpleRequest != null) {
final DiffNavigationContext navigationContext = context.getDiffNavigationContext();
if (navigationContext != null) {
simpleRequest.passForDataContext(DiffTool.SCROLL_TO_LINE, navigationContext);
}
tool.show(simpleRequest);
}
}
private static void showBinaryDiff(Project project, Change change) {
try {
final SimpleDiffRequest request = createBinaryDiffRequest(project, change);
if (DiffManager.getInstance().getDiffTool().canShow(request)) {
DiffManager.getInstance().getDiffTool().show(request);
}
} catch (VcsException e) {
Messages.showWarningDialog(e.getMessage(), "Show Diff");
}
}
private static boolean checkNotifyBinaryDiff(final Change selectedChange) {
final ContentRevision beforeRevision = selectedChange.getBeforeRevision();
final ContentRevision afterRevision = selectedChange.getAfterRevision();
if (beforeRevision instanceof BinaryContentRevision
&& afterRevision instanceof BinaryContentRevision) {
try {
byte[] beforeContent = ((BinaryContentRevision) beforeRevision).getBinaryContent();
byte[] afterContent = ((BinaryContentRevision) afterRevision).getBinaryContent();
if (Arrays.equals(beforeContent, afterContent)) {
Messages.showInfoMessage(
VcsBundle.message("message.text.binary.versions.are.identical"),
VcsBundle.message("message.title.diff"));
} else {
Messages.showInfoMessage(
VcsBundle.message("message.text.binary.versions.are.different"),
VcsBundle.message("message.title.diff"));
}
} catch (VcsException e) {
Messages.showInfoMessage(e.getMessage(), VcsBundle.message("message.title.diff"));
}
return true;
}
return false;
}
