FontStylePreference: Initial preference with choice of font family

Change-Id: Idbb400605e47cd4f64a7edd05ceea05504727efc

2 files changed, 137 insertions, 1 deletions

diff --git a/src/com/android/launcher3/settings/FontStylePreference.java b/src/com/android/launcher3/settings/FontStylePreference.java
new file mode 100644
index 000000000..6c1160d40
--- /dev/null
+++ b/src/com/android/launcher3/settings/FontStylePreference.java
@@ -0,0 +1,134 @@
+package com.android.launcher3.settings;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.graphics.Typeface;
+import android.preference.ListPreference;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.*;
+import com.android.launcher3.R;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class FontStylePreference extends ListPreference {
+    private ListView mListView;
+    private String mValue;
+    public int mClickedDialogEntryIndex;
+    private boolean mValueSet;
+
+    public FontStylePreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+        return;
+    }
+
+    @Override
+    public View onCreateDialogView() {
+        View view = LayoutInflater.from(getContext()).inflate(R.layout.preference_font_style, null);
+        mListView = (ListView) view.findViewById(android.R.id.list);
+        mListView.setAdapter(new FontStyleAdapter(getContext()));
+        mListView.setOnItemClickListener(mOnClickListener);
+        mListView.setItemChecked(getValueIndex(), true);
+        return view;
+    }
+
+    @Override
+    protected void onDialogClosed(boolean positiveResult) {
+        super.onDialogClosed(positiveResult);
+
+        if (positiveResult && mClickedDialogEntryIndex >= 0 && getEntryValues() != null) {
+            String value = getEntryValues()[mClickedDialogEntryIndex].toString();
+            if (callChangeListener(value)) {
+                setValue(value);
+            }
+        }
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
+        setValue(restoreValue ? getPersistedString(mValue) : (String) defaultValue);
+    }
+
+    /**
+     * Sets the value of the key. This should be one of the entries in
+     * {@link #getEntryValues()}.
+     *
+     * @param value The value to set for the key.
+     */
+    @Override
+    public void setValue(String value) {
+        // Always persist/notify the first time.
+        final boolean changed = !TextUtils.equals(mValue, value);
+        if (changed || !mValueSet) {
+            mValue = value;
+            mValueSet = true;
+            persistString(value);
+            if (changed) {
+                notifyChanged();
+            }
+        }
+    }
+
+    /**
+     * Returns the value of the key. This should be one of the entries in
+     * {@link #getEntryValues()}.
+     *
+     * @return The value of the key.
+     */
+    @Override
+    public String getValue() {
+        return mValue;
+    }
+
+    private int getValueIndex() {
+        return findIndexOfValue(mValue);
+    }
+
+    private AdapterView.OnItemClickListener mOnClickListener = new AdapterView.OnItemClickListener() {
+        public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
+            mClickedDialogEntryIndex = position;
+        }
+    };
+
+    private class FontStyleAdapter extends ArrayAdapter<CharSequence> {
+        private LayoutInflater mInflater;
+        private List<CharSequence> mEntries;
+        private List<CharSequence> mValues;
+
+        public FontStyleAdapter(Context context) {
+            super(context, -1, getEntryValues());
+
+            mInflater = LayoutInflater.from(context);
+            mEntries = Arrays.asList(getEntries());
+            mValues = Arrays.asList(getEntryValues());
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            CheckedTextView textView;
+
+            if (convertView == null) {
+                textView = (CheckedTextView) mInflater.inflate(R.layout.list_item_checkable, parent, false);
+            } else {
+                textView = (CheckedTextView) convertView;
+            }
+
+            if (textView != null) {
+                textView.setText(mEntries.get(position));
+                textView.setTag(mValues.get(position));
+                textView.setTypeface(Typeface.create((String) mValues.get(position), Typeface.NORMAL));
+            }
+
+            return textView;
+        }
+    }
+}
diff --git a/src/com/android/launcher3/settings/SettingsProvider.java b/src/com/android/launcher3/settings/SettingsProvider.java
index 3d4f5d229..9c0a283ac 100644
--- a/src/com/android/launcher3/settings/SettingsProvider.java
+++ b/src/com/android/launcher3/settings/SettingsProvider.java
@@ -28,7 +28,9 @@ public final class SettingsProvider {
     public static final String SETTINGS_UI_HOMESCREEN_SEARCH = "ui_homescreen_search";
     public static final String SETTINGS_UI_HOMESCREEN_SCROLLING_WALLPAPER_SCROLL = "ui_homescreen_scrolling_wallpaper_scroll";
     public static final String SETTINGS_UI_HOMESCREEN_SCROLLING_PAGE_OUTLINES = "ui_homescreen_scrolling_page_outlines";
-    public static final String SETTINGS_UI_GENERAL_LARGE_ICONS = "ui_general_large_icons";
+    public static final String SETTINGS_UI_GENERAL_ICONS_LARGE = "ui_general_icons_large";
+    public static final String SETTINGS_UI_GENERAL_ICONS_TEXT_FONT_FAMILY = "ui_general_icons_text_font";
+    public static final String SETTINGS_UI_GENERAL_ICONS_TEXT_FONT_STYLE = "ui_general_icons_text_font_style";
 
     public static SharedPreferences get(Context context) {
         return context.getSharedPreferences(SETTINGS_KEY, 0);