Unexpected-Keyboard/srcs/juloo.keyboard2/Config.java
lpv 8be80eecd4
Basic greek layout. (#207)
* Basic greek layout.
2022-10-15 23:22:19 +02:00

292 lines
11 KiB
Java

package juloo.keyboard2;
import android.content.Context;
import android.content.res.Resources;
import android.content.res.Configuration;
import android.content.SharedPreferences;
import android.os.Build;
import android.preference.PreferenceManager;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.KeyEvent;
import java.util.Iterator;
import java.util.Set;
import java.util.HashSet;
final class Config
{
// From resources
public final float marginTop;
public final float keyPadding;
public final float labelTextSize;
public final float sublabelTextSize;
// From preferences
public int layout; // Or '-1' for the system defaults
public int programming_layout; // Or '-1' for none
public float swipe_dist_px;
public boolean vibrateEnabled;
public long longPressTimeout;
public long longPressInterval;
public float marginBottom;
public float keyHeight;
public float horizontalMargin;
public float keyVerticalInterval;
public float keyHorizontalInterval;
public boolean preciseRepeat;
public Set<KeyValue.Modifier> lockable_modifiers = new HashSet<KeyValue.Modifier>();
public float characterSize; // Ratio
public int accents; // Values are R.values.pref_accents_v_*
public int theme; // Values are R.style.*
public boolean autocapitalisation;
// Dynamically set
public boolean shouldOfferSwitchingToNextInputMethod;
public boolean shouldOfferSwitchingToProgramming;
public String actionLabel; // Might be 'null'
public int actionId; // Meaningful only when 'actionLabel' isn't 'null'
public boolean swapEnterActionKey; // Swap the "enter" and "action" keys
public Set<KeyValue> extra_keys_subtype;
public Set<KeyValue> extra_keys_param;
public final IKeyEventHandler handler;
private Config(Context context, IKeyEventHandler h)
{
Resources res = context.getResources();
// static values
marginTop = res.getDimension(R.dimen.margin_top);
keyPadding = res.getDimension(R.dimen.key_padding);
labelTextSize = 0.33f;
sublabelTextSize = 0.22f;
// default values
layout = -1;
programming_layout = -1;
vibrateEnabled = true;
longPressTimeout = 600;
longPressInterval = 65;
marginBottom = res.getDimension(R.dimen.margin_bottom);
keyHeight = res.getDimension(R.dimen.key_height);
horizontalMargin = res.getDimension(R.dimen.horizontal_margin);
keyVerticalInterval = res.getDimension(R.dimen.key_vertical_interval);
keyHorizontalInterval = res.getDimension(R.dimen.key_horizontal_interval);
preciseRepeat = true;
characterSize = 1.f;
accents = 1;
// from prefs
refresh(context);
// initialized later
shouldOfferSwitchingToNextInputMethod = false;
shouldOfferSwitchingToProgramming = false;
actionLabel = null;
actionId = 0;
swapEnterActionKey = false;
extra_keys_subtype = null;
handler = h;
}
/*
** Reload prefs
*/
public void refresh(Context context)
{
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
Resources res = context.getResources();
DisplayMetrics dm = res.getDisplayMetrics();
// The height of the keyboard is relative to the height of the screen.
// This is the height of the keyboard if it have 4 rows.
int keyboardHeightPercent;
// Scale some dimensions depending on orientation
float horizontalIntervalScale = 1.f;
float characterSizeScale = 1.f;
if (res.getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) // Landscape mode
{
keyboardHeightPercent = prefs.getInt("keyboard_height_landscape", 50);
horizontalIntervalScale = 2.f;
characterSizeScale = 1.25f;
}
else
{
keyboardHeightPercent = prefs.getInt("keyboard_height", 35);
}
String layout_s = prefs.getString("layout", "system");
layout = layout_s.equals("system") ? -1 : layoutId_of_string(layout_s);
String prog_layout_s = prefs.getString("programming_layout", "none");
programming_layout = prog_layout_s.equals("none") ? -1 : layoutId_of_string(prog_layout_s);
// The swipe distance is defined relatively to the "exact physical pixels
// per inch of the screen", which isn't affected by the scaling settings.
// Take the mean of both dimensions as an approximation of the diagonal.
float physical_scaling = (dm.widthPixels + dm.heightPixels) / (dm.xdpi + dm.ydpi);
swipe_dist_px = Float.valueOf(prefs.getString("swipe_dist", "15")) * physical_scaling;;
vibrateEnabled = prefs.getBoolean("vibrate_enabled", vibrateEnabled);
longPressTimeout = prefs.getInt("longpress_timeout", (int)longPressTimeout);
longPressInterval = prefs.getInt("longpress_interval", (int)longPressInterval);
marginBottom = getDipPref(dm, prefs, "margin_bottom", marginBottom);
keyVerticalInterval = getDipPref(dm, prefs, "key_vertical_space", keyVerticalInterval);
keyHorizontalInterval =
getDipPref(dm, prefs, "key_horizontal_space", keyHorizontalInterval)
* horizontalIntervalScale;
// Do not substract keyVerticalInterval from keyHeight because this is done
// during rendered.
keyHeight = dm.heightPixels * keyboardHeightPercent / 100 / 4;
horizontalMargin =
getDipPref(dm, prefs, "horizontal_margin", horizontalMargin)
+ res.getDimension(R.dimen.extra_horizontal_margin);
preciseRepeat = prefs.getBoolean("precise_repeat", preciseRepeat);
lockable_modifiers.clear();
if (prefs.getBoolean("lock_double_tap", false))
lockable_modifiers.add(KeyValue.Modifier.SHIFT);
if (prefs.getBoolean("lockable_ctrl", false)) lockable_modifiers.add(KeyValue.Modifier.CTRL);
if (prefs.getBoolean("lockable_alt", false)) lockable_modifiers.add(KeyValue.Modifier.ALT);
if (prefs.getBoolean("lockable_fn", false)) lockable_modifiers.add(KeyValue.Modifier.FN);
if (prefs.getBoolean("lockable_meta", false)) lockable_modifiers.add(KeyValue.Modifier.META);
if (prefs.getBoolean("lockable_sup", false)) lockable_modifiers.add(KeyValue.Modifier.SUPERSCRIPT);
if (prefs.getBoolean("lockable_sub", false)) lockable_modifiers.add(KeyValue.Modifier.SUBSCRIPT);
if (prefs.getBoolean("lockable_box", false)) lockable_modifiers.add(KeyValue.Modifier.BOX);
characterSize =
prefs.getFloat("character_size", characterSize)
* characterSizeScale;
accents = Integer.valueOf(prefs.getString("accents", "1"));
theme = getThemeId(res, prefs.getString("theme", ""));
autocapitalisation = prefs.getBoolean("autocapitalisation", true);
extra_keys_param = ExtraKeyCheckBoxPreference.get_extra_keys(prefs);
}
/** Update the layout according to the configuration.
* - Remove the switching key if it isn't needed
* - Remove "localized" keys from other locales (not in 'extra_keys')
* - Replace the action key to show the right label
* - Swap the enter and action keys
*/
public KeyboardData modify_layout(KeyboardData original_kw)
{
// Update the name to avoid caching in KeyModifier
final KeyValue action_key = (actionLabel == null) ? null :
KeyValue.getKeyByName("action").withSymbol(actionLabel);
// Extra keys are removed from the set as they are encountered during the
// first iteration then automatically added.
final Set<KeyValue> extra_keys = new HashSet<KeyValue>();
extra_keys.addAll(extra_keys_subtype);
extra_keys.addAll(extra_keys_param);
KeyboardData kw = original_kw.mapKeys(new KeyboardData.MapKeyValues() {
public KeyValue apply(KeyValue key, boolean localized)
{
boolean is_extra_key = extra_keys.contains(key);
if (is_extra_key)
extra_keys.remove(key);
if (localized && !is_extra_key)
return null;
switch (key.getKind())
{
case Event:
switch (key.getEvent())
{
case CHANGE_METHOD:
return shouldOfferSwitchingToNextInputMethod ? key : null;
case ACTION:
return (swapEnterActionKey && action_key != null) ?
KeyValue.getKeyByName("enter") : action_key;
case SWITCH_PROGRAMMING:
return shouldOfferSwitchingToProgramming ? key : null;
}
break;
case Keyevent:
switch (key.getKeyevent())
{
case KeyEvent.KEYCODE_ENTER:
return (swapEnterActionKey && action_key != null) ? action_key : key;
}
break;
case Modifier:
if (lockable_modifiers.contains(key.getModifier()))
return key.withFlags(key.getFlags() | KeyValue.FLAG_LOCK);
break;
}
return key;
}
});
if (extra_keys.size() > 0)
kw = kw.addExtraKeys(extra_keys.iterator());
return kw;
}
private float getDipPref(DisplayMetrics dm, SharedPreferences prefs, String pref_name, float def)
{
float value;
try { value = prefs.getInt(pref_name, -1); }
catch (Exception e) { value = prefs.getFloat(pref_name, -1f); }
if (value < 0f)
return (def);
return (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, value, dm));
}
private int getThemeId(Resources res, String theme_name)
{
switch (theme_name)
{
case "light": return R.style.Light;
case "black": return R.style.Black;
case "dark": return R.style.Dark;
case "white": return R.style.White;
default:
case "system":
if (Build.VERSION.SDK_INT >= 8)
{
int night_mode = res.getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
if ((night_mode & Configuration.UI_MODE_NIGHT_NO) != 0)
return R.style.Light;
}
return R.style.Dark;
}
}
public static int layoutId_of_string(String name)
{
switch (name)
{
case "azerty": return R.xml.azerty;
case "bangla": return R.xml.bangla;
case "hindi": return R.xml.hindi;
case "bgph1": return R.xml.local_bgph1;
case "bone": return R.xml.bone;
case "colemak": return R.xml.colemak;
case "dvorak": return R.xml.dvorak;
case "neo2": return R.xml.neo2;
case "qwerty_es": return R.xml.qwerty_es;
case "qwerty_el": return R.xml.qwerty_el;
case "qwerty_hu": return R.xml.qwerty_hu;
case "qwerty_ko": return R.xml.qwerty_ko;
case "qwerty_lv": return R.xml.qwerty_lv;
case "qwerty_pt": return R.xml.qwerty_pt;
case "qwerty_tr": return R.xml.qwerty_tr;
case "qwerty": return R.xml.qwerty;
case "qwerty_no": return R.xml.qwerty_no;
case "qwerty_sv_se": return R.xml.qwerty_sv_se;
case "qwertz_hu": return R.xml.qwertz_hu;
case "qwertz_cs": return R.xml.qwertz_cs;
case "qwertz": return R.xml.qwertz;
case "ru_jcuken": return R.xml.local_ru_jcuken;
case "jcuken_ua": return R.xml.jcuken_ua;
default: return R.xml.qwerty; // The config might store an invalid layout, don't crash
}
}
private static Config _globalConfig = null;
public static void initGlobalConfig(Context context, IKeyEventHandler handler)
{
_globalConfig = new Config(context, handler);
}
public static Config globalConfig()
{
return _globalConfig;
}
public static interface IKeyEventHandler
{
public void handleKeyUp(KeyValue value, Pointers.Modifiers flags);
}
}