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Add magnification switch shortcut dialog.

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* show dialog when triple-tap users want to use magnify window mode

Bug: 146473544
Test: manual
Change-Id: I6915c165e8da59c6ec7557147192c7a1e9e19cf3
This commit is contained in:
jasonwshsu
2020-08-20 10:30:18 +08:00
committed by Jason Hsu
parent e0ca36ee0f
commit 2d5fb75aca
4 changed files with 178 additions and 10 deletions
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81
src/com/android/settings/accessibility/MagnificationSettingsFragment.java
View File

@@ -16,17 +16,21 @@
package com.android.settings.accessibility;
import static com.android.internal.accessibility.AccessibilityShortcutController.MAGNIFICATION_CONTROLLER_NAME;
import static com.android.settings.accessibility.AccessibilityUtil.State.OFF;
import static com.android.settings.accessibility.AccessibilityUtil.State.ON;
import android.app.Dialog;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.provider.Settings;
import android.text.TextUtils;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import androidx.appcompat.app.AlertDialog;
import androidx.preference.Preference;
import com.android.settings.R;
@@ -36,6 +40,8 @@ import com.android.settingslib.search.SearchIndexable;
import com.google.common.primitives.Ints;
import java.util.StringJoiner;
/** Settings page for magnification. */
@SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
public class MagnificationSettingsFragment extends DashboardFragment {
@@ -45,12 +51,15 @@ public class MagnificationSettingsFragment extends DashboardFragment {
private static final String KEY_CAPABILITY =
Settings.Secure.ACCESSIBILITY_MAGNIFICATION_CAPABILITY;
private static final int DIALOG_MAGNIFICATION_CAPABILITY = 1;
private static final int DIALOG_MAGNIFICATION_SWITCH_SHORTCUT = 2;
private static final String EXTRA_CAPABILITY = "capability";
private static final int NONE = 0;
private static final char COMPONENT_NAME_SEPARATOR = ':';
private Preference mModePreference;
private int mCapabilities = NONE;
private CheckBox mMagnifyFullScreenCheckBox;
private CheckBox mMagnifyWindowCheckBox;
private Dialog mDialog;
static String getMagnificationCapabilitiesSummary(Context context) {
final String[] magnificationModeSummaries = context.getResources().getStringArray(
@@ -102,6 +111,8 @@ public class MagnificationSettingsFragment extends DashboardFragment {
switch (dialogId) {
case DIALOG_MAGNIFICATION_CAPABILITY:
return SettingsEnums.DIALOG_MAGNIFICATION_CAPABILITY;
case DIALOG_MAGNIFICATION_SWITCH_SHORTCUT:
return SettingsEnums.DIALOG_MAGNIFICATION_SWITCH_SHORTCUT;
default:
return 0;
}
@@ -130,15 +141,23 @@ public class MagnificationSettingsFragment extends DashboardFragment {
@Override
public Dialog onCreateDialog(int dialogId) {
if (dialogId == DIALOG_MAGNIFICATION_CAPABILITY) {
final String title = getPrefContext().getString(
R.string.accessibility_magnification_mode_title);
AlertDialog alertDialog = AccessibilityEditDialogUtils
.showMagnificationModeDialog(getPrefContext(), title,
this::callOnAlertDialogCheckboxClicked);
initializeDialogCheckBox(alertDialog);
return alertDialog;
final CharSequence title;
switch (dialogId) {
case DIALOG_MAGNIFICATION_CAPABILITY:
title = getPrefContext().getString(
R.string.accessibility_magnification_mode_title);
mDialog = AccessibilityEditDialogUtils.showMagnificationModeDialog(getPrefContext(),
title, this::callOnAlertDialogCheckboxClicked);
initializeDialogCheckBox(mDialog);
return mDialog;
case DIALOG_MAGNIFICATION_SWITCH_SHORTCUT:
title = getPrefContext().getString(
R.string.accessibility_magnification_switch_shortcut_title);
mDialog = AccessibilityEditDialogUtils.showMagnificationSwitchShortcutDialog(
getPrefContext(), title, this::onSwitchShortcutDialogPositiveButtonClicked);
return mDialog;
}
throw new IllegalArgumentException("Unsupported dialogId " + dialogId);
}
@@ -148,7 +167,40 @@ public class MagnificationSettingsFragment extends DashboardFragment {
getMagnificationCapabilitiesSummary(getPrefContext()));
}
private void initializeDialogCheckBox(AlertDialog dialog) {
private void onSwitchShortcutDialogPositiveButtonClicked(View view) {
//TODO(b/147990389): Merge this function into util until magnification change format to
// Component.
optOutMagnificationFromTripleTap();
optInMagnificationToAccessibilityButton();
mDialog.dismiss();
}
private void optOutMagnificationFromTripleTap() {
Settings.Secure.putInt(getPrefContext().getContentResolver(),
Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, OFF);
}
private void optInMagnificationToAccessibilityButton() {
final String targetKey = Settings.Secure.ACCESSIBILITY_BUTTON_TARGETS;
final String targetString = Settings.Secure.getString(getPrefContext().getContentResolver(),
targetKey);
if (targetString.contains(MAGNIFICATION_CONTROLLER_NAME)) {
return;
}
final StringJoiner joiner = new StringJoiner(String.valueOf(COMPONENT_NAME_SEPARATOR));
if (!TextUtils.isEmpty(targetString)) {
joiner.add(targetString);
}
joiner.add(MAGNIFICATION_CONTROLLER_NAME);
Settings.Secure.putString(getPrefContext().getContentResolver(), targetKey,
joiner.toString());
}
private void initializeDialogCheckBox(Dialog dialog) {
final View dialogFullScreenView = dialog.findViewById(R.id.magnify_full_screen);
final View dialogFullScreenTextArea = dialogFullScreenView.findViewById(R.id.container);
mMagnifyFullScreenCheckBox = dialogFullScreenView.findViewById(R.id.checkbox);
@@ -176,6 +228,10 @@ public class MagnificationSettingsFragment extends DashboardFragment {
windowCheckBox.toggle();
updateCapabilities(false);
updateAlertDialogEnableState(fullScreenTextArea, windowTextArea);
if (isTripleTapEnabled() && windowCheckBox.isChecked()) {
showDialog(DIALOG_MAGNIFICATION_SWITCH_SHORTCUT);
}
});
}
@@ -233,6 +289,11 @@ public class MagnificationSettingsFragment extends DashboardFragment {
}
}
private boolean isTripleTapEnabled() {
return Settings.Secure.getInt(getPrefContext().getContentResolver(),
Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, OFF) == ON;
}
private void setSecureIntValue(String key, int value) {
Settings.Secure.putIntForUser(getPrefContext().getContentResolver(),
key, value, getPrefContext().getContentResolver().getUserId());