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Remove toggle switch on accessibility preference fragment detach

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BUG: 13169998
Change-Id: Id6bac95feb53fec7bb56e6af5c7f5e407e8eba55
This commit is contained in:
Alan Viverette
2014-02-24 17:57:44 -08:00
parent a6af10f82b
commit 061333c26b
2 changed files with 88 additions and 41 deletions
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74
src/com/android/settings/accessibility/CaptionPropertiesFragment.java
View File

@@ -69,6 +69,7 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
private CaptioningManager mCaptioningManager;
private SubtitleView mPreviewText;
private View mPreviewWindow;
private ToggleSwitch mToggleSwitch;
// Standard options.
private LocalePreference mLocale;
@@ -124,13 +125,38 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
final boolean enabled = mCaptioningManager.isEnabled();
mPreviewText = (SubtitleView) view.findViewById(R.id.preview_text);
mPreviewText.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
final Context context = view.getContext();
final int padding = context.getResources().getDimensionPixelSize(
R.dimen.action_bar_switch_padding);
mToggleSwitch = new ToggleSwitch(context);
mToggleSwitch.setPaddingRelative(0, 0, padding, 0);
mToggleSwitch.setCheckedInternal(enabled);
mPreviewWindow = view.findViewById(R.id.preview_window);
installActionBarToggleSwitch();
getPreferenceScreen().setEnabled(enabled);
refreshPreviewText();
}
@Override
public void onResume() {
super.onResume();
installActionBarToggleSwitch();
}
@Override
public void onPause() {
removeActionBarToggleSwitch();
super.onPause();
}
private void refreshPreviewText() {
final Context context = getActivity();
if (context == null) {
@@ -176,39 +202,41 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
}
}
private void installActionBarToggleSwitch() {
final Activity activity = getActivity();
final ToggleSwitch toggleSwitch = new ToggleSwitch(activity);
final int padding = getResources().getDimensionPixelSize(
R.dimen.action_bar_switch_padding);
toggleSwitch.setPaddingRelative(0, 0, padding, 0);
final ActionBar actionBar = activity.getActionBar();
actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, ActionBar.DISPLAY_SHOW_CUSTOM);
final ActionBar.LayoutParams params = new ActionBar.LayoutParams(
ActionBar.LayoutParams.WRAP_CONTENT, ActionBar.LayoutParams.WRAP_CONTENT,
Gravity.CENTER_VERTICAL | Gravity.END);
actionBar.setCustomView(toggleSwitch, params);
final boolean enabled = mCaptioningManager.isEnabled();
getPreferenceScreen().setEnabled(enabled);
mPreviewText.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
toggleSwitch.setCheckedInternal(enabled);
toggleSwitch.setOnBeforeCheckedChangeListener(new OnBeforeCheckedChangeListener() {
protected void onInstallActionBarToggleSwitch() {
mToggleSwitch.setOnBeforeCheckedChangeListener(new OnBeforeCheckedChangeListener() {
@Override
public boolean onBeforeCheckedChanged(ToggleSwitch toggleSwitch, boolean checked) {
toggleSwitch.setCheckedInternal(checked);
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ACCESSIBILITY_CAPTIONING_ENABLED, checked ? 1 : 0);
getPreferenceScreen().setEnabled(checked);
mPreviewText.setVisibility(checked ? View.VISIBLE : View.INVISIBLE);
if (mPreviewText != null) {
mPreviewText.setVisibility(checked ? View.VISIBLE : View.INVISIBLE);
}
return false;
}
});
}
private void installActionBarToggleSwitch() {
final ActionBar ab = getActivity().getActionBar();
final ActionBar.LayoutParams params = new ActionBar.LayoutParams(
ActionBar.LayoutParams.WRAP_CONTENT, ActionBar.LayoutParams.WRAP_CONTENT,
Gravity.CENTER_VERTICAL | Gravity.END);
ab.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, ActionBar.DISPLAY_SHOW_CUSTOM);
ab.setCustomView(mToggleSwitch, params);
onInstallActionBarToggleSwitch();
}
private void removeActionBarToggleSwitch() {
mToggleSwitch.setOnBeforeCheckedChangeListener(null);
final ActionBar ab = getActivity().getActionBar();
ab.setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
ab.setCustomView(null);
}
private void initializeAllPreferences() {
mLocale = (LocalePreference) findPreference(PREF_LOCALE);
mFontSize = (ListPreference) findPreference(PREF_FONT_SIZE);

55
src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java
View File

@@ -18,6 +18,7 @@ package com.android.settings.accessibility;
import android.app.ActionBar;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
@@ -86,15 +87,28 @@ public abstract class ToggleFeaturePreferenceFragment
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
onInstallActionBarToggleSwitch();
final Context context = view.getContext();
final int padding = context.getResources().getDimensionPixelSize(
R.dimen.action_bar_switch_padding);
mToggleSwitch = new ToggleSwitch(context);
mToggleSwitch.setPaddingRelative(0, 0, padding, 0);
onProcessArguments(getArguments());
}
@Override
public void onDestroyView() {
getActivity().getActionBar().setCustomView(null);
mToggleSwitch.setOnBeforeCheckedChangeListener(null);
super.onDestroyView();
public void onResume() {
super.onResume();
installActionBarToggleSwitch();
}
@Override
public void onPause() {
removeActionBarToggleSwitch();
super.onPause();
}
protected abstract void onPreferenceToggled(String preferenceKey, boolean enabled);
@@ -108,21 +122,26 @@ public abstract class ToggleFeaturePreferenceFragment
}
protected void onInstallActionBarToggleSwitch() {
mToggleSwitch = createAndAddActionBarToggleSwitch(getActivity());
// Implement this to set a checked listener.
}
private ToggleSwitch createAndAddActionBarToggleSwitch(Activity activity) {
ToggleSwitch toggleSwitch = new ToggleSwitch(activity);
final int padding = activity.getResources().getDimensionPixelSize(
R.dimen.action_bar_switch_padding);
toggleSwitch.setPaddingRelative(0, 0, padding, 0);
activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
ActionBar.DISPLAY_SHOW_CUSTOM);
activity.getActionBar().setCustomView(toggleSwitch,
new ActionBar.LayoutParams(ActionBar.LayoutParams.WRAP_CONTENT,
ActionBar.LayoutParams.WRAP_CONTENT,
Gravity.CENTER_VERTICAL | Gravity.END));
return toggleSwitch;
private void installActionBarToggleSwitch() {
final ActionBar ab = getActivity().getActionBar();
final ActionBar.LayoutParams params = new ActionBar.LayoutParams(
ActionBar.LayoutParams.WRAP_CONTENT, ActionBar.LayoutParams.WRAP_CONTENT,
Gravity.CENTER_VERTICAL | Gravity.END);
ab.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM, ActionBar.DISPLAY_SHOW_CUSTOM);
ab.setCustomView(mToggleSwitch, params);
onInstallActionBarToggleSwitch();
}
private void removeActionBarToggleSwitch() {
mToggleSwitch.setOnBeforeCheckedChangeListener(null);
final ActionBar ab = getActivity().getActionBar();
ab.setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
ab.setCustomView(null);
}
public void setTitle(String title) {