/** Updates the auto-complete text view. */
private void updateSearchAutoComplete() {
mEditorTextView.setThreshold(mSearchable.getSuggestThreshold());
mEditorTextView.setImeOptions(mSearchable.getImeOptions());
int inputType = mSearchable.getInputType();
// We only touch this if the input type is set up for text (which it
// almost certainly
// should be, in the case of search!)
if ((inputType & InputType.TYPE_MASK_CLASS) == InputType.TYPE_CLASS_TEXT) {
// The existence of a suggestions authority is the proxy for
// "suggestions
// are available here"
inputType &= ~InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE;
if (mSearchable.getSuggestAuthority() != null) {
inputType |= InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE;
// TYPE_TEXT_FLAG_AUTO_COMPLETE means that the text editor is
// performing
// auto-completion based on its own semantics, which it will
// present to the user
// as they type. This generally means that the input method
// should not show its
// own candidates, and the spell checker should not be in
// action. The text editor
// supplies its candidates by calling
// InputMethodManager.displayCompletions(),
// which in turn will call
// InputMethodSession.displayCompletions().
inputType |= InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS;
}
}
mEditorTextView.setInputType(inputType);
if (mSuggestionsAdapter != null && mSuggestionsAdapter instanceof CursorAdapter) {
((CursorAdapter) mSuggestionsAdapter).changeCursor(null);
}
// attach the suggestions adapter, if suggestions are available
// The existence of a suggestions authority is the proxy for
// "suggestions available here"
if (mSearchable.getSuggestAuthority() != null) {
LcSuggestionsAdapter adapter =
new LcSuggestionsAdapter(
getContext(), mPopupItemLayoutResId, this, mSearchable, mOutsideDrawablesCache);
mSuggestionsAdapter = adapter;
adapter.setMatchWordsColor(mMatchColor);
mEditorTextView.setAdapter((LcSuggestionsAdapter) mSuggestionsAdapter);
((LcSuggestionsAdapter) mSuggestionsAdapter)
.setQueryRefinement(
mQueryRefinement
? LcSuggestionsAdapter.REFINE_ALL
: LcSuggestionsAdapter.REFINE_BY_ENTRY);
}
}
/**
* Specifies if a query refinement button should be displayed alongside each suggestion or if it
* should depend on the flags set in the individual items retrieved from the suggestions provider.
* Clicking on the query refinement button will replace the text in the query text field with the
* text from the suggestion. This flag only takes effect if a SearchableInfo has been specified
* with {@link #setSearchableInfo(android.app.SearchableInfo)} and not when using a custom
* adapter.
*
* @param enable true if all items should have a query refinement button, false if only those
* items that have a query refinement flag set should have the button.
* @see android.app.SearchManager#SUGGEST_COLUMN_FLAGS
* @see android.app.SearchManager#FLAG_QUERY_REFINEMENT
*/
public void setQueryRefinementEnabled(boolean enable) {
mQueryRefinement = enable;
if (mSuggestionsAdapter instanceof LcSuggestionsAdapter) {
((LcSuggestionsAdapter) mSuggestionsAdapter)
.setQueryRefinement(
enable ? LcSuggestionsAdapter.REFINE_ALL : LcSuggestionsAdapter.REFINE_BY_ENTRY);
}
}
public void run() {
if (mSuggestionsAdapter != null && mSuggestionsAdapter instanceof LcSuggestionsAdapter) {
((LcSuggestionsAdapter) mSuggestionsAdapter).changeCursor(null);
}
}