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package juloo.keyboard2.suggestions;
import android.content.Context;
import android.text.InputType;
import android.util.AttributeSet;
import android.util.TypedValue;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.widget.LinearLayout;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
import juloo.keyboard2.Config;
import juloo.keyboard2.R;
public class CandidatesView extends LinearLayout
{
static final int NUM_CANDIDATES = 3;
/** Candidates currently visible. Entries can be [null] when there are less
than [NUM_CANDIDATES] suggestions. */
String[] _items = new String[NUM_CANDIDATES];
/** Text views showing the candidates in [_items]. Text views visibility is
set to [GONE] when there are less than [NUM_CANDIDATES] suggestions. */
TextView[] _item_views = new TextView[NUM_CANDIDATES];
/** Optional view showing a message to the user. Visible when no candidates
are shown. Might be [null]. */
View _status_no_dict = null; // Dictionary not installed
public CandidatesView(Context context, AttributeSet attrs)
{
super(context, attrs);
}
@Override
protected void onFinishInflate()
{
super.onFinishInflate();
setup_item_view(0, R.id.candidates_middle);
setup_item_view(1, R.id.candidates_right);
setup_item_view(2, R.id.candidates_left);
}
public void set_candidates(List<String> suggestions)
{
int s_count = suggestions.size();
// Hide the status message when showing candidates.
if (s_count != 0 && _status_no_dict != null)
_status_no_dict.setVisibility(View.GONE);
for (int i = 0; i < _item_views.length; i++)
{
TextView v = _item_views[i];
if (i < s_count)
{
String it = suggestions.get(i);
_items[i] = it;
v.setText(it);
v.setVisibility(View.VISIBLE);
}
else
{
_items[i] = null;
v.setVisibility(View.GONE);
}
}
}
public void refresh_config(Config config)
{
set_candidates(Suggestions.NO_SUGGESTIONS);
// The status message indicates whether the dictionaries should be
// installed.
_status_no_dict = inflate_and_show(_status_no_dict,
(config.current_dictionary == null),
R.layout.candidates_status_no_dict);
set_height(config);
}
void set_height(Config config)
{
// Make the candidates view about as high as a keyboard row.
int height = (int)(config.keyboard_rows_height_pixels * (1 - config.key_vertical_margin));
// Match the size of labels on the keyboard, increased by 15%.
float text_size = height * config.characterSize * config.labelTextSize * 1.15f;
for (int i = 0; i < NUM_CANDIDATES; i++)
{
TextView v = _item_views[i];
ViewGroup.MarginLayoutParams p =
(ViewGroup.MarginLayoutParams)v.getLayoutParams();
p.height = height;
v.setLayoutParams(p);
v.setTextSize(TypedValue.COMPLEX_UNIT_PX, text_size);
}
}
/** Show or hide a status view and inflate it if needed. */
View inflate_and_show(View v, boolean show, int layout_id)
{
if (!show)
{
if (v != null)
v.setVisibility(View.GONE);
}
else
{
if (v == null)
{
v = View.inflate(getContext(), layout_id, null);
addView(v);
}
v.setVisibility(View.VISIBLE);
}
return v;
}
private void setup_item_view(final int item_index, int item_id)
{
TextView v = (TextView)findViewById(item_id);
v.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View _v)
{
String it = _items[item_index];
if (it != null)
Config.globalConfig().handler.suggestion_entered(it);
}
});
v.setVisibility(View.GONE);
_item_views[item_index] = v;
}
/** Whether the candidates view should be shown for a given editor. */
public static boolean should_show(EditorInfo info)
{
int variation = info.inputType & InputType.TYPE_MASK_VARIATION;
int flags = info.inputType & InputType.TYPE_MASK_FLAGS;
switch (info.inputType & InputType.TYPE_MASK_CLASS)
{
case InputType.TYPE_CLASS_TEXT:
switch (variation)
{
case InputType.TYPE_TEXT_VARIATION_PASSWORD:
case InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD:
case InputType.TYPE_TEXT_VARIATION_WEB_PASSWORD:
return false;
default:
/* Editor requested that we don't show suggestions. Enable
suggestions anyway when the flags [NO_SUGGESTIONS] and
[AUTO_CORRECT] are present at the same time. This happens with
Google Keep. */
if ((flags &
(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS
| InputType.TYPE_TEXT_FLAG_AUTO_CORRECT))
== InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS)
return false;
return true;
}
case InputType.TYPE_CLASS_NUMBER:
// Beware of TYPE_NUMBER_VARIATION_PASSWORD
return false;
default: return false;
}
}
}
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