public static boolean canShowDiff(DiffRequest data) {
DiffContent[] contents = data.getContents();
if (contents.length != 2) return false;
for (DiffContent content : contents) {
if (content.isBinary()) return false;
VirtualFile file = content.getFile();
if (file != null && file.isDirectory()) return false;
}
return true;
}
private void setSplitterProportion(DiffContent content1, DiffContent content2) {
if (content1.isEmpty()) {
mySplitter.setProportion(0f);
mySplitter.setResizeEnabled(false);
return;
}
if (content2.isEmpty()) {
mySplitter.setProportion(1.0f);
mySplitter.setResizeEnabled(false);
return;
}
mySplitter.setProportion(0.5f);
mySplitter.setResizeEnabled(true);
}
public void setContents(DiffContent content1, DiffContent content2) {
LOG.assertTrue(content1 != null && content2 != null);
LOG.assertTrue(!myDisposed);
myData.setContents(content1, content2);
Project project = myData.getProject();
FileType[] types = DiffUtil.chooseContentTypes(new DiffContent[] {content1, content2});
VirtualFile beforeFile = content1.getFile();
VirtualFile afterFile = content2.getFile();
String path = myDiffRequest == null ? null : myDiffRequest.getWindowTitle();
myLeftSide.setHighlighterFactory(
createHighlighter(types[0], beforeFile, afterFile, path, project));
myRightSide.setHighlighterFactory(
createHighlighter(types[1], afterFile, beforeFile, path, project));
setSplitterProportion(content1, content2);
rediff();
if (myIsRequestFocus) {
myPanel.requestScrollEditors();
}
}