Get value text from ValueProxy

As a preparation to show "system default" in the settings. LatinIME
can't know the actual system default value.

Bug: 9468462
Change-Id: I0b7898d1ca29ded7a619dd636d2ad16eb0db292e

java/res/values/attrs.xml

@@ -439,7 +439,6 @@
     </declare-styleable>
 
     <declare-styleable name="SeekBarDialogPreference">
-        <attr name="valueFormatText" format="reference" />
         <attr name="maxValue" format="integer" />
         <attr name="minValue" format="integer" />
         <attr name="stepValue" format="integer" />

java/res/xml/prefs.xml

@@ -170,14 +170,12 @@
             <com.android.inputmethod.latin.SeekBarDialogPreference
                 android:key="pref_key_longpress_timeout"
                 android:title="@string/prefs_key_longpress_timeout_settings"
-                latin:valueFormatText="@string/abbreviation_unit_milliseconds"
                 latin:minValue="@integer/config_min_longpress_timeout"
                 latin:maxValue="@integer/config_max_longpress_timeout"
                 latin:stepValue="@integer/config_longpress_timeout_step" />
             <com.android.inputmethod.latin.SeekBarDialogPreference
                 android:key="pref_vibration_duration_settings"
                 android:title="@string/prefs_keypress_vibration_duration_settings"
-                latin:valueFormatText="@string/abbreviation_unit_milliseconds"
                 latin:maxValue="@integer/config_max_vibration_duration" />
             <com.android.inputmethod.latin.SeekBarDialogPreference
                 android:key="pref_keypress_sound_volume"

java/src/com/android/inputmethod/latin/SeekBarDialogPreference.java

@@ -33,10 +33,10 @@ public final class SeekBarDialogPreference extends DialogPreference
         public int readDefaultValue(final String key);
         public void writeValue(final int value, final String key);
         public void writeDefaultValue(final String key);
+        public String getValueText(final int value);
         public void feedbackValue(final int value);
     }
 
-    private final int mValueFormatResId;
     private final int mMaxValue;
     private final int mMinValue;
     private final int mStepValue;
@@ -50,7 +50,6 @@ public final class SeekBarDialogPreference extends DialogPreference
         super(context, attrs);
         final TypedArray a = context.obtainStyledAttributes(
                 attrs, R.styleable.SeekBarDialogPreference, 0, 0);
-        mValueFormatResId = a.getResourceId(R.styleable.SeekBarDialogPreference_valueFormatText, 0);
         mMaxValue = a.getInt(R.styleable.SeekBarDialogPreference_maxValue, 0);
         mMinValue = a.getInt(R.styleable.SeekBarDialogPreference_minValue, 0);
         mStepValue = a.getInt(R.styleable.SeekBarDialogPreference_stepValue, 0);
@@ -60,15 +59,8 @@ public final class SeekBarDialogPreference extends DialogPreference
 
     public void setInterface(final ValueProxy proxy) {
         mValueProxy = proxy;
-        setSummary(getValueText(clipValue(proxy.readValue(getKey()))));
+        final int value = mValueProxy.readValue(getKey());
-    }
+        setSummary(mValueProxy.getValueText(value));
-
-    private String getValueText(final int value) {
-        if (mValueFormatResId == 0) {
-            return Integer.toString(value);
-        } else {
-            return getContext().getString(mValueFormatResId, value);
-        }
     }
 
     @Override
@@ -101,16 +93,11 @@ public final class SeekBarDialogPreference extends DialogPreference
         return clipValue(getValueFromProgress(progress));
     }
 
-    private void setValue(final int value, final boolean fromUser) {
-        mValueView.setText(getValueText(value));
-        if (!fromUser) {
-            mSeekBar.setProgress(getProgressFromValue(value));
-        }
-    }
-
     @Override
     protected void onBindDialogView(final View view) {
-        setValue(clipValue(mValueProxy.readValue(getKey())), false /* fromUser */);
+        final int value = mValueProxy.readValue(getKey());
+        mValueView.setText(mValueProxy.getValueText(value));
+        mSeekBar.setProgress(getProgressFromValue(clipValue(value)));
     }
 
     @Override
@@ -125,13 +112,15 @@ public final class SeekBarDialogPreference extends DialogPreference
         super.onClick(dialog, which);
         final String key = getKey();
         if (which == DialogInterface.BUTTON_NEUTRAL) {
-            setValue(clipValue(mValueProxy.readDefaultValue(key)), false /* fromUser */);
+            final int value = mValueProxy.readDefaultValue(key);
+            setSummary(mValueProxy.getValueText(value));
             mValueProxy.writeDefaultValue(key);
             return;
         }
         if (which == DialogInterface.BUTTON_POSITIVE) {
-            setSummary(mValueView.getText());
+            final int value = getClippedValueFromProgress(mSeekBar.getProgress());
-            mValueProxy.writeValue(getClippedValueFromProgress(mSeekBar.getProgress()), key);
+            setSummary(mValueProxy.getValueText(value));
+            mValueProxy.writeValue(value, key);
             return;
         }
     }
@@ -139,7 +128,11 @@ public final class SeekBarDialogPreference extends DialogPreference
     @Override
     public void onProgressChanged(final SeekBar seekBar, final int progress,
             final boolean fromUser) {
-        setValue(getClippedValueFromProgress(progress), fromUser);
+        final int value = getClippedValueFromProgress(progress);
+        mValueView.setText(mValueProxy.getValueText(value));
+        if (!fromUser) {
+            mSeekBar.setProgress(getProgressFromValue(value));
+        }
     }
 
     @Override

java/src/com/android/inputmethod/latin/SettingsFragment.java

@@ -364,6 +364,11 @@ public final class SettingsFragment extends InputMethodSettingsFragment
             public void feedbackValue(final int value) {
                 AudioAndHapticFeedbackManager.getInstance().vibrate(value);
             }
+
+            @Override
+            public String getValueText(final int value) {
+                return res.getString(R.string.abbreviation_unit_milliseconds, value);
+            }
         });
     }
 
@@ -395,6 +400,11 @@ public final class SettingsFragment extends InputMethodSettingsFragment
                 return Settings.readDefaultKeyLongpressTimeout(res);
             }
 
+            @Override
+            public String getValueText(final int value) {
+                return res.getString(R.string.abbreviation_unit_milliseconds, value);
+            }
+
             @Override
             public void feedbackValue(final int value) {}
         });
@@ -438,6 +448,11 @@ public final class SettingsFragment extends InputMethodSettingsFragment
                 return getPercentageFromValue(Settings.readDefaultKeypressSoundVolume(res));
             }
 
+            @Override
+            public String getValueText(final int value) {
+                return Integer.toString(value);
+            }
+
             @Override
             public void feedbackValue(final int value) {
                 am.playSoundEffect(