protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.Main);
var button = FindViewById<Button>(Resource.Id.MyButton);
button.Click += delegate
{
PackageManager pm = this.PackageManager;
bool permission = (Permission.Granted == pm.CheckPermission("android.permission.CAMERA", this.PackageName));
if (permission)
{
Toast.MakeText(this, "有这个权限", ToastLength.Long).Show();
}
else
{
Toast.MakeText(this, "木有这个权限", ToastLength.Long).Show();
}
string dirPath = System.IO.Path.Combine(Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryPictures).AbsolutePath, "GreatGateApp");
if (!System.IO.Directory.Exists(dirPath))
System.IO.Directory.CreateDirectory(dirPath);
var _tmepCameraPath = System.IO.Path.Combine(dirPath, DateTime.UtcNow.ToString("yyyyMMddHHmmssffff") + ".png");
Intent i = new Intent(MediaStore.ActionImageCapture);
i.PutExtra(Android.Provider.MediaStore.ExtraOutput, Android.Net.Uri.FromFile(new Java.IO.File(_tmepCameraPath)));
if (i.ResolveActivity(this.PackageManager) != null)
{
TaskCompletionSource<string> _onTakePictureBack = new TaskCompletionSource<string>();
this.StartActivityForResult(i, requestImageCapture);
}
};
}
public override bool OnOptionsItemSelected(IMenuItem item)
{
if (_drawerToggle.OnOptionsItemSelected(item))
return true;
switch (item.ItemId)
{
case Resource.Id.action_websearch:
{
var intent = new Intent(Intent.ActionWebSearch);
intent.PutExtra(SearchManager.Query, ActionBar.Title);
if ((intent.ResolveActivity(PackageManager)) != null)
StartActivity(intent);
else
Toast.MakeText(this, Resource.String.app_not_available, ToastLength.Long).Show();
return true;
}
case Resource.Id.action_slidingpane:
{
var intent = new Intent(this, typeof(SlidingPaneLayoutActivity));
intent.AddFlags(ActivityFlags.ClearTop);
StartActivity(intent);
return true;
}
default:
return base.OnOptionsItemSelected(item);
}
}
public bool CanOpenUrl(Uri uri)
{
var pm = Forms.Context.ApplicationContext.PackageManager;
var intent = new Intent(Intent.ActionView, Android.Net.Uri.Parse(uri.AbsoluteUri));
if (intent.ResolveActivity(pm) != null)
{
return true;
}
return false;
}
/// <summary>
/// Override default OnCreate
/// </summary>
/// <param name="bundle"></param>
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.Main);
Button browseButton = FindViewById<Button>(Resource.Id.ButtonBrowse);
//When "Browse" button clicked, fire an intent to select image
browseButton.Click += delegate
{
Intent imageIntent = new Intent();
imageIntent.SetType(FileType_Image);
imageIntent.SetAction(Intent.ActionGetContent);
StartActivityForResult(
Intent.CreateChooser(imageIntent, PromptText_SelectImage), PICK_IMAGE);
};
Button takePictureButton = FindViewById<Button>(Resource.Id.ButtonTakePicture);
//When "Take a picture" button clicked, fire an intent to take picture
takePictureButton.Click += delegate
{
Intent takePictureIntent = new Intent(MediaStore.ActionImageCapture);
if (takePictureIntent.ResolveActivity(PackageManager) != null)
{
// Create the File where the photo should go
Java.IO.File photoFile = null;
try
{
photoFile = createImageFile();
}
catch (Java.IO.IOException)
{
//TODO: Error handling
}
// Continue only if the File was successfully created
if (photoFile != null)
{
takePictureIntent.PutExtra(MediaStore.ExtraOutput,
Android.Net.Uri.FromFile(photoFile));
//Delete this temp file, only keey its Uri information
photoFile.Delete();
TempFileUri = Android.Net.Uri.FromFile(photoFile);
StartActivityForResult(takePictureIntent, TAKE_PICTURE);
}
}
};
}
public void StartRouting(string name, Position pos)
{
// TODO: Conversion from lat/lon to string should be on all devices with point "." instead of ","
string uri = String.Format("google.navigation:q={0},{1}({2})", pos.Latitude.ToString().Replace(",", "."), pos.Longitude.ToString().Replace(",", "."), name);
Intent intent = new Intent(Intent.ActionView, global::Android.Net.Uri.Parse("google.navigation:q=0,0"));
// Do we have a navigation app?
if (intent.ResolveActivity(Forms.Context.PackageManager) == null)
return;
Forms.Context.StartActivity(intent);
}
public static void StartMap(Context context)
{
var locationIntent = new Intent(Intent.ActionView);
var prefs = PreferenceManager.GetDefaultSharedPreferences(context);
var location = prefs.GetString(context.GetString(Resource.String.LocationPrefKey), context.GetString(Resource.String.LocationPrefDefault));
var geoLocation = Uri.Parse("geo:0,0?").BuildUpon().AppendQueryParameter("q", location).Build();
locationIntent.SetData(geoLocation);
if (locationIntent.ResolveActivity(context.PackageManager) != null)
{
context.StartActivity(locationIntent);
}
else
{
Log.Debug("SpringTime", "Could not open activity with location: " + location);
}
}
/// <summary>
/// Creates the share <see cref="Intent"/> and launches it.
/// </summary>
/// <returns>Returns <see cref="bool"/> with <value>true</value> if sucessful or <value>false</value> if not.</returns>
/// <exception cref="!:NoType:ActivityNotFoundException">May throw if any email activities not found.</exception>
public bool Send()
{
var shareIntent = new Intent(Intent.ActionSend);
shareIntent.SetType(_mimeType);
shareIntent.PutExtra(Intent.ExtraText, BuildText());
if (_uri != null)
shareIntent.PutExtra(Intent.ExtraStream, _uri);
if (Build.VERSION.SdkInt >= BuildVersionCodes.Lollipop)
shareIntent.AddFlags(ActivityFlags.NewDocument);
else
shareIntent.AddFlags(ActivityFlags.ClearWhenTaskReset);
if (shareIntent.ResolveActivity(_context.PackageManager) == null) return false;
_context.StartActivity(shareIntent);
return true;
}
internal static bool IsIntentSupported(AndroidIntent intent) => intent.ResolveActivity(AppContext.PackageManager) != null;
private void OpenPreferredLocationInMap()
{
ISharedPreferences sharedPrefs =
PreferenceManager.GetDefaultSharedPreferences(this);
string location = sharedPrefs.GetString(
"city",
"Thessaloniki");
// Using the URI scheme for showing a location found on a map. This super-handy
// intent can is detailed in the "Common Intents" page of Android's developer site:
// http://developer.android.com/guide/components/intents-common.html#Maps
Android.Net.Uri geoLocation = Android.Net.Uri.Parse("geo:0,0?").BuildUpon()
.AppendQueryParameter("q", location)
.Build();
Intent intent = new Intent(Intent.ActionView);
intent.SetData(geoLocation);
if (intent.ResolveActivity(PackageManager) != null)
{
StartActivity(intent);
}
else
{
Log.Debug("SunshineX", "Couldn't call " + location + ", no receiving apps installed!");
}
}
void StartRouting(double lat, double lon)
{
// TODO: Conversion from lat/lon to string should be on all devices with point "." instead of ","
string uri = String.Format("google.navigation:q={0},{1}", lat.ToString().Replace(",", "."), lon.ToString().Replace(",", "."));
Intent intent = new Intent(Intent.ActionView, Android.Net.Uri.Parse(uri));
if (intent.ResolveActivity(this.PackageManager) != null) {
this.StartActivity(intent);
}
}
// private void OpenNotification(Context context,Bundle bundle)
// {
// //清除通知
// //JPushInterface.ClearNotificationById(context,bundle.GetInt(JPushInterface.ExtraNotificationId));//根据通知id
// String extras = bundle.GetString(JPushInterface.ExtraExtra);
// JPushInterface.ClearAllNotifications(context);//清除所有通知
// Intent intent = new Intent(context,typeof(AlarmDetailInfoActivity));
// bundle.PutString("alarmOrigin","Jpush");
// intent.PutExtras (bundle);
// intent.SetFlags (ActivityFlags.NewTask);
// context.StartActivity (intent);
// }
private void OpenNotification(Context context,Bundle bundle)
{
//清除所有通知
JPushInterface.ClearAllNotifications(context);
//判断app进程是否存活
if (EldYoungUtil.IsApplive (context, "com.eldyoung.lelaozuandroidapp")) {
//如果存活的话，就直接启动报警DetailActivity，但要考虑一种情况，就是app的进程虽然仍然在
//但Task栈已经空了，比如用户点击Back键退出应用，但进程还没有被系统回收，如果直接启动
//DetailActivity,再按Back键就不会返回任何界面了。所以在启动DetailActivity前，要先启动splash界面。
Log.Info("NotificationReceiver", "the app process is alive");
bool mainActivityexistflag = false;
Intent mainIntent = new Intent(context, typeof(MainFragActivity));
var cmpName = mainIntent.ResolveActivity (context.PackageManager);
if (cmpName != null) {
//系统存在此activity
ActivityManager _activityManager = (ActivityManager)context.GetSystemService (Context.ActivityService);
var taskInfoLists = _activityManager.GetRunningTasks (20);
foreach (ActivityManager.RunningTaskInfo taskInfo in taskInfoLists) {
if (taskInfo.BaseActivity.Equals (cmpName)) {
mainActivityexistflag = true;
break;
}
}
}
//堆栈中不存在主界面活动,进入splash界面
if (!mainActivityexistflag) {
Intent launchIntent = context.PackageManager.GetLaunchIntentForPackage ("com.eldyoung.lelaozuandroidapp");
launchIntent.SetFlags (
ActivityFlags.NewTask | ActivityFlags.ResetTaskIfNeeded);
bundle.PutString ("alarmOrigin", "Jpush");
launchIntent.PutExtras (bundle);
context.StartActivity (launchIntent);
} else {
//堆栈中存在主界面活动
Intent alarmDetailInfoIntent = new Intent(context, typeof(AlarmDetailInfoActivity));
alarmDetailInfoIntent.SetFlags (ActivityFlags.NewTask | ActivityFlags.SingleTop);
bundle.PutString("alarmOrigin","Jpush");
alarmDetailInfoIntent.PutExtras (bundle);
context.StartActivity (alarmDetailInfoIntent);
}
} else {
//如果app进程已经被杀死，先重新启动app，将alarmDetailActivity的启动参数传入Intent中，参数经过
//SplashActivity传入MainActivity，此时app的初始化已经完成，在MainActivity中就可以根据传入,参数跳转到DetailActivity中去了
Log.Info("NotificationReceiver", "the app process is dead");
Intent launchIntent = context.PackageManager.GetLaunchIntentForPackage ("com.eldyoung.lelaozuandroidapp");
launchIntent.SetFlags(
ActivityFlags.NewTask|ActivityFlags.ResetTaskIfNeeded);
bundle.PutString("alarmOrigin","Jpush");
launchIntent.PutExtras (bundle);
context.StartActivity(launchIntent);
}
}
private void openPreferredLocationInMap()
{
ISharedPreferences prefs = PreferenceManager.GetDefaultSharedPreferences (this);
var zipCode = prefs.GetString (Resources.GetString (Resource.String.pref_location_key), Resources.GetString (Resource.String.pref_location_default));
var geoLocation = Android.Net.Uri.Parse ("geo:0,0?")
.BuildUpon ()
.AppendQueryParameter ("q", zipCode)
.Build ();
var mapIntent = new Intent (Intent.ActionView, geoLocation);
if (mapIntent.ResolveActivity (this.PackageManager) != null) {
StartActivity (mapIntent);
} else {
Toast.MakeText (this, "No Map App found", ToastLength.Long).Show ();
Log.Debug ("Main Activity", "Couldn't call " + zipCode + ", No Maps App");
}
//Alternative way of calling the activity but not a fully implicint intent
// var geoLocation = Android.Net.Uri.Parse("http://maps.google.com/maps/place/"+zipCode);
//
// var mapIntent = new Intent(Intent.ActionView,geoLocation);
// mapIntent.SetClassName ("com.google.android.apps.maps", "com.google.android.maps.MapsActivity");
// try
// {
// StartActivity (mapIntent);
//
// }
// catch(ActivityNotFoundException ex)
// {
// try
// {
// Intent unrestrictedIntent = new Intent(Intent.ActionView, geoLocation);
// StartActivity(unrestrictedIntent);
// }
// catch(ActivityNotFoundException innerEx)
// {
// Toast.MakeText(this, "Please install a maps application", ToastLength.Long).Show();
// }
// }
}
private void MButtonTakePicture_Click(object sender, EventArgs e) {
Intent takePictureIntent = new Intent(MediaStore.ActionImageCapture);
if (takePictureIntent.ResolveActivity(PackageManager) != null) {
Java.IO.File photoFile = null;
try {
photoFile = CreateImageFile();
} catch (Java.IO.IOException ex) {
Toast.MakeText(this, "Coœ sie zjeba³o ze zdjeciem", ToastLength.Long).Show();
}
if (photoFile != null) {
photoIsTaking = true;
takePictureIntent.PutExtra(MediaStore.ExtraOutput, Android.Net.Uri.FromFile(photoFile));
StartActivityForResult(takePictureIntent, REQUEST_TAKE_PHOTO);
}
}
}
internal static bool IsIntentSupported(AndroidIntent intent, string expectedPackageName) => intent.ResolveActivity(AppContext.PackageManager) is ComponentName c && c.PackageName == expectedPackageName;
bool HasRouting()
{
Intent intent = new Intent(Intent.ActionView, Android.Net.Uri.Parse("google.navigation:q=0,0"));
return intent.ResolveActivity(this.PackageManager) != null;
}
/// <summary>
/// Creates the email <see cref="Intent"/> and launches it.
/// </summary>
/// <returns>Returns <see cref="bool"/> with <value>true</value> if sucessful or <value>false</value> if not.</returns>
/// <exception cref="!:NoType:ActivityNotFoundException">May throw if any email activities not found.</exception>
public bool Send()
{
var emailIntent = new Intent(Intent.ActionSend);
emailIntent.SetType(Mime.Email);
emailIntent.SetData(Uri.Parse("mailto:"));
if (_toList.Any())
emailIntent.PutExtra(Intent.ExtraEmail, _toList.ToArray());
if (_ccList.Any())
emailIntent.PutExtra(Intent.ExtraCc, _ccList.ToArray());
if (_bccList.Any())
emailIntent.PutExtra(Intent.ExtraBcc, _bccList.ToArray());
emailIntent.PutExtra(Intent.ExtraSubject, _subject);
emailIntent.PutExtra(Intent.ExtraText, _body);
if (Build.VERSION.SdkInt >= BuildVersionCodes.Lollipop)
emailIntent.AddFlags(ActivityFlags.NewDocument);
else
emailIntent.AddFlags(ActivityFlags.ClearWhenTaskReset);
if (emailIntent.ResolveActivity(_context.PackageManager) == null) return false;
_context.StartActivity(emailIntent);
return true;
}
public override bool OnOptionsItemSelected (IMenuItem item)
{
// The action bar home/up action should open or close the drawer.
// ActionBarDrawerToggle will take care of this.
if (mDrawerToggle.OnOptionsItemSelected (item)) {
return true;
}
// Handle action buttons
switch (item.ItemId) {
case Resource.Id.action_websearch:
// create intent to perform web search for this planet
Intent intent = new Intent (Intent.ActionWebSearch);
intent.PutExtra (SearchManager.Query, this.ActionBar.Title);
// catch event that there's no activity to handle intent
if (intent.ResolveActivity (this.PackageManager) != null) {
StartActivity (intent);
} else {
Toast.MakeText (this, Resource.String.app_not_available, ToastLength.Long).Show ();
}
return true;
default:
return base.OnOptionsItemSelected (item);
}
}
