mirror of
https://github.com/Julow/Unexpected-Keyboard.git
synced 2024-11-22 15:23:11 +01:00
281 lines
11 KiB
Java
281 lines
11 KiB
Java
package juloo.keyboard2;
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import android.content.Context;
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import android.content.res.Resources;
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import android.content.res.Configuration;
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import android.content.SharedPreferences;
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import android.os.Build;
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import android.preference.PreferenceManager;
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import android.util.DisplayMetrics;
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import android.util.TypedValue;
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import android.view.KeyEvent;
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import java.util.Iterator;
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import java.util.Set;
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import java.util.HashSet;
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final class Config
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{
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// From resources
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public final float marginTop;
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public final float keyPadding;
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public final float labelTextSize;
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public final float sublabelTextSize;
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// From preferences
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public int layout; // Or '-1' for the system defaults
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public int programming_layout; // Or '-1' for none
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public float swipe_dist_px;
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public boolean vibrateEnabled;
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public long vibrateDuration;
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public long longPressTimeout;
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public long longPressInterval;
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public float marginBottom;
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public float keyHeight;
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public float horizontalMargin;
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public float keyVerticalInterval;
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public float keyHorizontalInterval;
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public boolean preciseRepeat;
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public int lockable_modifiers;
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public float characterSize; // Ratio
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public int accents; // Values are R.values.pref_accents_v_*
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public int theme; // Values are R.style.*
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// Dynamically set
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public boolean shouldOfferSwitchingToNextInputMethod;
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public boolean shouldOfferSwitchingToProgramming;
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public String actionLabel; // Might be 'null'
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public int actionId; // Meaningful only when 'actionLabel' isn't 'null'
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public boolean swapEnterActionKey; // Swap the "enter" and "action" keys
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public Set<String> extra_keys; // 'null' means all the keys
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public final IKeyEventHandler handler;
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private Config(Context context, IKeyEventHandler h)
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{
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Resources res = context.getResources();
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// static values
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marginTop = res.getDimension(R.dimen.margin_top);
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keyPadding = res.getDimension(R.dimen.key_padding);
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labelTextSize = Float.valueOf(res.getString(R.integer.label_text_size));
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sublabelTextSize = Float.valueOf(res.getString(R.integer.sublabel_text_size));
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// default values
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layout = -1;
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programming_layout = -1;
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vibrateEnabled = true;
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vibrateDuration = 20;
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longPressTimeout = 600;
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longPressInterval = 65;
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marginBottom = res.getDimension(R.dimen.margin_bottom);
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keyHeight = res.getDimension(R.dimen.key_height);
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horizontalMargin = res.getDimension(R.dimen.horizontal_margin);
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keyVerticalInterval = res.getDimension(R.dimen.key_vertical_interval);
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keyHorizontalInterval = res.getDimension(R.dimen.key_horizontal_interval);
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preciseRepeat = true;
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characterSize = 1.f;
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accents = 1;
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// from prefs
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refresh(context);
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// initialized later
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shouldOfferSwitchingToNextInputMethod = false;
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shouldOfferSwitchingToProgramming = false;
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actionLabel = null;
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actionId = 0;
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swapEnterActionKey = false;
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extra_keys = null;
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handler = h;
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}
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/*
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** Reload prefs
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*/
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public void refresh(Context context)
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{
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
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Resources res = context.getResources();
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DisplayMetrics dm = res.getDisplayMetrics();
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// The height of the keyboard is relative to the height of the screen. This
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// is not the actual size of the keyboard, which will be bigger if the
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// layout has a fifth row.
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int keyboardHeightPercent;
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if (res.getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) // Landscape mode
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{
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keyboardHeightPercent = 55;
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}
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else
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{
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keyboardHeightPercent = prefs.getInt("keyboard_height", 35);
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}
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String layout_s = prefs.getString("layout", "system");
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layout = layout_s.equals("system") ? -1 : layoutId_of_string(layout_s);
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String prog_layout_s = prefs.getString("programming_layout", "none");
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programming_layout = prog_layout_s.equals("none") ? -1 : layoutId_of_string(prog_layout_s);
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// The swipe distance is defined relatively to the "exact physical pixels
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// per inch of the screen", which isn't affected by the scaling settings.
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// Take the mean of both dimensions as an approximation of the diagonal.
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float physical_scaling = (dm.widthPixels + dm.heightPixels) / (dm.xdpi + dm.ydpi);
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swipe_dist_px = Float.valueOf(prefs.getString("swipe_dist", "15")) * physical_scaling;;
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vibrateEnabled = prefs.getBoolean("vibrate_enabled", vibrateEnabled);
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vibrateDuration = prefs.getInt("vibrate_duration", (int)vibrateDuration);
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longPressTimeout = prefs.getInt("longpress_timeout", (int)longPressTimeout);
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longPressInterval = prefs.getInt("longpress_interval", (int)longPressInterval);
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marginBottom = getDipPref(dm, prefs, "margin_bottom", marginBottom);
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keyVerticalInterval = getDipPref(dm, prefs, "key_vertical_space", keyVerticalInterval);
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keyHorizontalInterval = getDipPref(dm, prefs, "key_horizontal_space", keyHorizontalInterval);
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// Do not substract keyVerticalInterval from keyHeight because this is done
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// during rendered.
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keyHeight = dm.heightPixels * keyboardHeightPercent / 100 / 4;
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horizontalMargin = getDipPref(dm, prefs, "horizontal_margin", horizontalMargin) + res.getDimension(R.dimen.extra_horizontal_margin);
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preciseRepeat = prefs.getBoolean("precise_repeat", preciseRepeat);
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lockable_modifiers =
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(prefs.getBoolean("lockable_shift", true) ? KeyValue.FLAG_SHIFT : 0)
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| (prefs.getBoolean("lockable_ctrl", false) ? KeyValue.FLAG_CTRL : 0)
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| (prefs.getBoolean("lockable_alt", false) ? KeyValue.FLAG_ALT : 0)
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| (prefs.getBoolean("lockable_fn", false) ? KeyValue.FLAG_FN : 0)
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| (prefs.getBoolean("lockable_meta", false) ? KeyValue.FLAG_META : 0)
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| (prefs.getBoolean("lockable_sup", false) ? KeyValue.FLAG_ACCENT_SUPERSCRIPT : 0)
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| (prefs.getBoolean("lockable_sub", false) ? KeyValue.FLAG_ACCENT_SUBSCRIPT : 0)
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| (prefs.getBoolean("lockable_box", false) ? KeyValue.FLAG_ACCENT_BOX : 0);
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characterSize = prefs.getFloat("character_size", characterSize);
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accents = Integer.valueOf(prefs.getString("accents", "1"));
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theme = getThemeId(res, prefs.getString("theme", ""));
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}
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/** Update the layout according to the configuration.
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* - Remove the switching key if it isn't needed
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* - Remove "localized" keys from other locales (not in 'extra_keys')
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* - Replace the action key to show the right label
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* - Swap the enter and action keys
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*/
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public KeyboardData modify_layout(KeyboardData original_kw)
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{
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// Update the name to avoid caching in KeyModifier
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final KeyValue action_key = (actionLabel == null) ? null :
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KeyValue.getKeyByName("action").withNameAndSymbol(actionLabel, actionLabel);
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// Extra keys are removed from the set as they are encountered during the
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// first iteration then automatically added.
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final Set<String> extra_keys = new HashSet<String>(this.extra_keys);
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KeyboardData kw = original_kw.mapKeys(new KeyboardData.MapKeyValues() {
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public KeyValue apply(KeyValue key)
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{
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if (key == null)
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return null;
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boolean is_extra_key = extra_keys.contains(key.name);
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if (is_extra_key)
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extra_keys.remove(key.name);
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switch (key.eventCode)
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{
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case KeyValue.EVENT_CHANGE_METHOD:
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return shouldOfferSwitchingToNextInputMethod ? key : null;
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case KeyEvent.KEYCODE_ENTER:
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return (swapEnterActionKey && action_key != null) ? action_key : key;
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case KeyValue.EVENT_ACTION:
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return (swapEnterActionKey && action_key != null) ?
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KeyValue.getKeyByName("enter") : action_key;
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case KeyValue.EVENT_SWITCH_PROGRAMMING:
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return shouldOfferSwitchingToProgramming ? key : null;
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default:
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if (key.flags != 0)
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{
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if ((key.flags & KeyValue.FLAG_LOCALIZED) != 0 && !is_extra_key)
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return null;
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if ((key.flags & lockable_modifiers) != 0)
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return key.withFlags(key.flags | KeyValue.FLAG_LOCK);
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}
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return key;
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}
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}
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});
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if (extra_keys.size() > 0)
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{
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final Iterator<String> extra_keys_it = extra_keys.iterator();
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kw = kw.addExtraKeys(
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new Iterator<KeyValue>()
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{
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public boolean hasNext() { return extra_keys_it.hasNext(); }
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public KeyValue next() { return KeyValue.getKeyByName(extra_keys_it.next()); }
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});
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}
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return kw;
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}
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private float getDipPref(DisplayMetrics dm, SharedPreferences prefs, String pref_name, float def)
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{
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float value;
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try { value = prefs.getInt(pref_name, -1); }
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catch (Exception e) { value = prefs.getFloat(pref_name, -1f); }
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if (value < 0f)
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return (def);
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return (TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, value, dm));
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}
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private int getThemeId(Resources res, String theme_name)
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{
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switch (theme_name)
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{
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case "light": return R.style.Light;
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case "black": return R.style.Black;
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case "dark": return R.style.Dark;
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default:
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case "system":
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if (Build.VERSION.SDK_INT >= 8)
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{
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int night_mode = res.getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
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if ((night_mode & Configuration.UI_MODE_NIGHT_NO) != 0)
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return R.style.Light;
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}
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return R.style.Dark;
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}
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}
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public static int layoutId_of_string(String name)
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{
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switch (name)
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{
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case "azerty": return R.xml.azerty;
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case "bgph1": return R.xml.local_bgph1;
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case "colemak": return R.xml.colemak;
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case "dvorak": return R.xml.dvorak;
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case "neo2": return R.xml.neo2;
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case "qwerty_es": return R.xml.qwerty_es;
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case "qwerty_hu": return R.xml.qwerty_hu;
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case "qwerty_ko": return R.xml.qwerty_ko;
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case "qwerty_lv": return R.xml.qwerty_lv;
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case "qwerty_pt": return R.xml.qwerty_pt;
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case "qwerty": return R.xml.qwerty;
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case "qwerty_sv_se": return R.xml.qwerty_sv_se;
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case "qwertz_hu": return R.xml.qwertz_hu;
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case "qwertz": return R.xml.qwertz;
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case "ru_jcuken": return R.xml.local_ru_jcuken;
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default: return R.xml.qwerty; // The config might store an invalid layout, don't crash
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}
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}
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public static int themeId_of_string(String name)
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{
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switch (name)
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{
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case "light": return R.style.Light;
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case "black": return R.style.Black;
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default: case "dark": return R.style.Dark;
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}
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}
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private static Config _globalConfig = null;
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public static void initGlobalConfig(Context context, IKeyEventHandler handler)
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{
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_globalConfig = new Config(context, handler);
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}
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public static Config globalConfig()
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{
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return _globalConfig;
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}
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public static interface IKeyEventHandler
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{
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public void handleKeyUp(KeyValue value, int flags);
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}
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}
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