private void init(
final int visibleWidth,
@NotNull String fileText,
@NotNull TestFileType fileType,
final int symbolWidth)
throws IOException {
init(fileText, fileType);
myEditor.getSettings().setUseSoftWraps(true);
SoftWrapModelImpl model = (SoftWrapModelImpl) myEditor.getSoftWrapModel();
model.reinitSettings();
SoftWrapApplianceManager applianceManager = model.getApplianceManager();
applianceManager.setWidthProvider(
new SoftWrapApplianceManager.VisibleAreaWidthProvider() {
@Override
public int getVisibleAreaWidth() {
return visibleWidth;
}
});
if (symbolWidth > 0) {
model.setEditorTextRepresentationHelper(
new DefaultEditorTextRepresentationHelper(myEditor) {
@Override
public int charWidth(char c, int fontType) {
return symbolWidth;
}
});
}
applianceManager.registerSoftWrapIfNecessary();
}
public void testNoUnnecessaryHorizontalScrollBar() throws IOException {
// Inspired by IDEA-87184
final String text = "12345678 abcdefgh";
init(15, 7, text);
myEditor.getCaretModel().moveToOffset(text.length());
final Ref<Boolean> fail = new Ref<Boolean>(true);
SoftWrapApplianceManager applianceManager =
((SoftWrapModelImpl) myEditor.getSoftWrapModel()).getApplianceManager();
SoftWrapAwareDocumentParsingListener listener =
new SoftWrapAwareDocumentParsingListenerAdapter() {
@Override
public void beforeSoftWrapLineFeed(@NotNull EditorPosition position) {
if (position.x == text.indexOf("a") * 7) {
fail.set(false);
}
}
};
applianceManager.addListener(listener);
try {
backspace();
} finally {
applianceManager.removeListener(listener);
}
assertFalse(fail.get());
}
