private boolean checkNoDifferenceAndNotify(
DiffPanel diffPanel, DiffRequest data, final Window window, final boolean showMessage) {
if (!diffPanel.hasDifferences() && !data.getHints().contains(HINT_ALLOW_NO_DIFFERENCES)) {
DiffManagerImpl manager = (DiffManagerImpl) DiffManager.getInstance();
if (!Comparing.equal(manager.getComparisonPolicy(), ComparisonPolicy.DEFAULT)) {
ComparisonPolicy oldPolicy = manager.getComparisonPolicy();
manager.setComparisonPolicy(ComparisonPolicy.DEFAULT);
Disposable parentDisposable = Disposer.newDisposable();
DiffPanel maybeDiffPanel =
DiffManagerImpl.createDiffPanel(data, window, parentDisposable, this);
manager.setComparisonPolicy(oldPolicy);
boolean hasDiffs = maybeDiffPanel.hasDifferences();
Disposer.dispose(parentDisposable);
if (hasDiffs) return false;
}
if (!showMessage) {
return true;
}
return !askForceOpenDiff(data);
}
return false;
}
private void ensurePresentation() {
if (myCurrentHorizontal != myConfiguration.SHORT_DIFF_HORISONTALLY) {
final DiffPanel panel = getCurrentPanel();
myPanel.removeAll();
myPanel.add(myTopPanel, BorderLayout.NORTH);
myPanel.add(panel.getComponent(), BorderLayout.CENTER);
myPanel.revalidate();
myPanel.repaint();
myCurrentHorizontal = myConfiguration.SHORT_DIFF_HORISONTALLY;
}
}
private DiffPanel createPanel(final boolean horizontal) {
final DiffPanel diffPanel =
new DiffPanelImpl(null, myProject, false, horizontal) {
@Override
protected DiffPanelState createDiffPanelState(@NotNull Disposable parentDisposable) {
return new FragmentedDiffPanelState(this, myProject, !horizontal, parentDisposable);
}
};
diffPanel.enableToolbar(false);
diffPanel.removeStatusBar();
DiffPanelOptions o = ((DiffPanelEx) diffPanel).getOptions();
o.setRequestFocusOnNewContent(false);
Disposer.register(this, diffPanel);
return diffPanel;
}