diff options
Diffstat (limited to 'src/com/android')
-rw-r--r-- | src/com/android/settings/AccessibilitySettings.java | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/com/android/settings/AccessibilitySettings.java b/src/com/android/settings/AccessibilitySettings.java index 6199e50..1d6db20 100644 --- a/src/com/android/settings/AccessibilitySettings.java +++ b/src/com/android/settings/AccessibilitySettings.java @@ -19,8 +19,14 @@ package com.android.settings; import android.app.AlertDialog; import android.app.Service; import android.content.DialogInterface; +import android.content.Intent; +import android.content.pm.ApplicationInfo; +import android.content.pm.PackageManager; +import android.content.pm.PackageManager.NameNotFoundException; import android.content.pm.ServiceInfo; +import android.net.Uri; import android.os.Bundle; +import android.os.SystemProperties; import android.preference.CheckBoxPreference; import android.preference.Preference; import android.preference.PreferenceActivity; @@ -39,6 +45,9 @@ import java.util.Map; * Activity with the accessibility settings. */ public class AccessibilitySettings extends PreferenceActivity { + private static final String DEFAULT_SCREENREADER_MARKET_LINK = + "market://search?q=pname:com.google.android.marvin.talkback"; + private final String TOGGLE_ACCESSIBILITY_SERVICE_CHECKBOX = "toggle_accessibility_service_checkbox"; @@ -108,6 +117,9 @@ public class AccessibilitySettings extends PreferenceActivity { setAccessibilityServicePreferencesState(false); } mToggleCheckBox.setEnabled(false); + // Notify user that they do not have any accessibility apps + // installed and direct them to Market to get TalkBack + displayNoAppsAlert(); } } @@ -274,4 +286,42 @@ public class AccessibilitySettings extends PreferenceActivity { mAccessibilityServicesCategory.addPreference(preference); } } + + /** + * Displays a message telling the user that they do not have any accessibility + * related apps installed and that they can get TalkBack (Google's free screen + * reader) from Market. + */ + private void displayNoAppsAlert() { + try {
+ PackageManager pm = getPackageManager();
+ ApplicationInfo info = pm.getApplicationInfo("com.android.vending", 0);
+ } catch (NameNotFoundException e) { + // This is a no-op if the user does not have Android Market
+ return;
+ } + AlertDialog.Builder noAppsAlert = new AlertDialog.Builder(this); + noAppsAlert.setTitle(R.string.accessibility_service_no_apps_title); + noAppsAlert.setMessage(R.string.accessibility_service_no_apps_message); + + noAppsAlert.setPositiveButton(android.R.string.ok, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + String screenreaderMarketLink = + SystemProperties.get("ro.screenreader.market", DEFAULT_SCREENREADER_MARKET_LINK); + Uri marketUri = Uri.parse(screenreaderMarketLink); + Intent marketIntent = new Intent(Intent.ACTION_VIEW, marketUri); + startActivity(marketIntent); + finish(); + } + }); + + noAppsAlert.setNegativeButton(android.R.string.cancel, + new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int which) { + } + }); + + noAppsAlert.show(); + } } |