public void ToPng(TaskCompletionSource <ToFileResult> taskCompletionSource, string html, string fileName, int width)
{
//var size = new Size(8.5, 11);
//var externalPath = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath;
//using (var dir = new Java.IO.File(externalPath))
//using (var file = new Java.IO.File(dir + "/" + fileName + ".png"))
//{
// if (!dir.Exists())
// dir.Mkdir();
// if (file.Exists())
// file.Delete();
var webView = new Android.Webkit.WebView(Android.App.Application.Context);
webView.Settings.JavaScriptEnabled = true;
#pragma warning disable CS0618 // Type or member is obsolete
webView.DrawingCacheEnabled = true;
#pragma warning restore CS0618 // Type or member is obsolete
webView.SetLayerType(LayerType.Software, null);
//webView.Layout(0, 0, (int)((size.Width - 0.5) * 72), (int)((size.Height - 0.5) * 72));
webView.Layout(0, 0, width, width);
webView.SetWebViewClient(new WebViewCallBack(taskCompletionSource, fileName, new PageSize {
Width = width
}, null, OnPageFinished));
webView.LoadData(html, "text/html; charset=utf-8", "UTF-8");
//}
}
public void ToPdf(TaskCompletionSource <ToFileResult> taskCompletionSource, string html, string fileName, PageSize pageSize, PageMargin margin)
{
var externalPath = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath;
using (var dir = new Java.IO.File(externalPath))
using (var file = new Java.IO.File(dir + "/" + fileName + ".pdf"))
{
if (!dir.Exists())
{
dir.Mkdir();
}
if (file.Exists())
{
file.Delete();
}
var webView = new Android.Webkit.WebView(Android.App.Application.Context);
webView.Settings.JavaScriptEnabled = true;
#pragma warning disable CS0618 // Type or member is obsolete
webView.DrawingCacheEnabled = true;
#pragma warning restore CS0618 // Type or member is obsolete
webView.SetLayerType(LayerType.Software, null);
//webView.Layout(0, 0, (int)((size.Width - 0.5) * 72), (int)((size.Height - 0.5) * 72));
webView.Layout(0, 0, (int)System.Math.Ceiling(pageSize.Width), (int)System.Math.Ceiling(pageSize.Height));
webView.LoadData(html, "text/html; charset=utf-8", "UTF-8");
webView.SetWebViewClient(new WebViewCallBack(taskCompletionSource, fileName, pageSize, margin, OnPageFinished));
}
}
public void PrintHtml(string html)
{
var webview = new Android.Webkit.WebView(MainActivity.Instance);
webview.SetWebViewClient(new PrintHTMLWebClient());
webview.LoadDataWithBaseURL(null, html, "text/HTML", "UTF-8", null);
}
public async Task <string> ConvertHtmlToPDF(string html, string fileName)
{
var dir = new Java.IO.File(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/Download/");
var file = new Java.IO.File(dir + "/" + fileName + ".pdf");
if (!dir.Exists())
{
dir.Mkdirs();
}
int x = 0;
while (file.Exists())
{
x++;
file = new Java.IO.File(dir + "/" + fileName + "(" + x + ")" + ".pdf");
}
var webpage = new Android.Webkit.WebView(MainActivity.Instance);
//var windowManager = MainActivity.Instance.GetSystemService(Android.Content.Context.WindowService);
//DisplayMetrics outMetrics = new DisplayMetrics();
//windowManager.DefaultDisplay.GetMetrics(outMetrics);
//int widthPixels = outMetrics.WidthPixels;
//int heightPixels = outMetrics.HeightPixels;
//int width = widthPixels;
//int height = heightPixels;
int width = 2102;
int height = 2937;
webpage.Layout(0, 0, width, height);
var client = new WebViewCallBack(file.ToString());
var tokenSource = new CancellationTokenSource();
var task = Task.Run(() =>
{
if (tokenSource.Token.IsCancellationRequested)
{
return;
}
while (true)
{
if (tokenSource.Token.IsCancellationRequested)
{
break;
}
}
}, tokenSource.Token);
client.OnPageLoadFinished += (s, e) =>
{
tokenSource.Cancel();
};
webpage.SetWebViewClient(client);
webpage.LoadDataWithBaseURL("", html, "text/html", "UTF-8", null);
await task;
return(file.ToString());
}
private void InitElements()
{
Typeface tf = Typeface.CreateFromAsset(Assets, "FiraSansRegular.ttf");
_urlEt = FindViewById <EditText>(Resource.Id.urlET);
_hintTv = FindViewById <TextView>(Resource.Id.hintTV);
_backRl = FindViewById <RelativeLayout>(Resource.Id.backRL);
_removeBn = FindViewById <Button>(Resource.Id.removeBn);
_acceptBn = FindViewById <Button>(Resource.Id.acceptBn);
_showBn = FindViewById <Button>(Resource.Id.showBn);
_webView = FindViewById <Android.Webkit.WebView>(Resource.Id.webView);
_headerTv = FindViewById <TextView>(Resource.Id.headerTV);
_hintTv.Text = TranslationHelper.GetString("specifyYourAccountInSocialNetwork", _ci);
_removeBn.Text = TranslationHelper.GetString("remove", _ci);
_showBn.Text = TranslationHelper.GetString("viewing", _ci);
_acceptBn.Text = TranslationHelper.GetString("save", _ci);
_backRl.Click += (s, e) => OnBackPressed();
_headerTv.Text = HeaderValue;
_urlEt.SetTypeface(tf, TypefaceStyle.Normal);
_hintTv.SetTypeface(tf, TypefaceStyle.Normal);
_removeBn.SetTypeface(tf, TypefaceStyle.Normal);
_acceptBn.SetTypeface(tf, TypefaceStyle.Normal);
_showBn.SetTypeface(tf, TypefaceStyle.Normal);
_headerTv.SetTypeface(tf, TypefaceStyle.Normal);
// Prevent redirecting to default browser.
_webView.SetWebViewClient(new WebViewClient());
_webView.Settings.JavaScriptEnabled = true;
_webView.Clickable = false;
_webView.Focusable = false;
UpdateWebView();
_urlEt.TextChanged += (s, e) =>
{
UrlString = _urlEt.Text;
UpdateWebView();
_webView.Visibility = ViewStates.Gone;
// Second condition means that we do not need facebook and linkedin previews.
if (!String.IsNullOrEmpty(_urlEt.Text) && UrlRoot != Constants.linkedinUrl && UrlRoot != Constants.facebookUrl)
{
_showBn.Visibility = ViewStates.Visible;
}
else
{
_showBn.Visibility = ViewStates.Gone;
}
//if (!UrlTextField.Text.ToLower().Contains("http"))
//JoinIdAndLink();
};
//urlET.
_showBn.Click += (s, e) =>
{
// Check if the user entered id of his profile.
if (!_urlEt.Text.ToLower().Contains("http"))
{
JoinIdAndLink();
}
_webView.Visibility = ViewStates.Visible;
_showBn.Visibility = ViewStates.Gone;
};
}
} //Koristi nam ako se korisnik registrirao (FOI prijava) ali nije upisao nacin prijave
protected override async void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
//Provjeravanje postojanja mobitela te otvaranje logina ukoliko id nije upisan u bazi
PokreniAplikacijuActivity.MobitelID = CrossDeviceInfo.Current.Id;
List <Classes.Mobitel> sviMobiteli = await Classes.Clanovi.DohvatiMobiteleSvihClanova();
CookieManager.Instance.RemoveAllCookie();
bool postoji = false;
foreach (var item in sviMobiteli)
{
if (item.MobitelId == PokreniAplikacijuActivity.MobitelID)
{
//Provjeri da li korisnik ima postavljenu prijavu
await ProvjeriPostavljenuPrijavuClana(item.MobitelId);
if (UpisanaPrijava == false)
{
break;
}
else
{
postoji = true;
break;
}
}
else
{
postoji = false;
}
}
if (postoji == true)
{
//druga prijava
StartActivity(new Intent(this, typeof(MainActivity)));
Finish();
}
else if (postoji == false)
{
//Osiguranje da se bilo koji UI update događa na korektnoj dretvi
Device.BeginInvokeOnMainThread(() =>
{
SetContentView(Resource.Layout.WebFOIPrijava);
webView = FindViewById <Android.Webkit.WebView>(Resource.Id.prijavawebview);
webView.Settings.JavaScriptEnabled = true;
webView.Settings.JavaScriptCanOpenWindowsAutomatically = true;
webView.Settings.DomStorageEnabled = true;
webView.Settings.UseWideViewPort = true;
webView.Settings.LoadWithOverviewMode = true;
webView.SetWebViewClient(new HelloWebViewClient());
webView.LoadUrl("https://192.168.0.35:45455/");
});
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.WebView> e)
{
base.OnElementChanged(e);
_webView = Control;
if (e.OldElement == null)
{
_webView.SetWebViewClient(new ExtendedWebViewClient(e.NewElement as ExtendedWebView));
}
}
protected override void OnAttached()
{
if (Element is WebViewForms webViewForms &&
Control is WebViewDroid webViewDroid)
{
_webViewForms = webViewForms;
_webViewDroid = webViewDroid;
_effectWebViewClient = new EffectWebViewClient(_webViewForms, _webViewDroid);
_webViewDroid.SetWebViewClient(_effectWebViewClient);
}
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.WebView> e)
{
System.Diagnostics.Debug.WriteLine("ExtendedWebViewRenderer.OnElementChanged()");
base.OnElementChanged(e);
_xwebView = e.NewElement as ExtendedWebView;
_webView = Control;
if (e.OldElement == null)
{
_webView.SetWebViewClient(new ExtendedWebViewClient());
//WebSettings settings = _webView.Settings;
//settings.JavaScriptEnabled = true;
}
}
private void Platform_FetchAuthCode(string oauthUrl)
{
authDialog = new Dialog(context);
var linearLayout = new LinearLayout(authDialog.Context);
webView = new Android.Webkit.WebView(authDialog.Context);
linearLayout.AddView(webView);
authDialog.SetContentView(linearLayout);
webView.SetWebChromeClient(new WebChromeClient());
webView.Settings.JavaScriptEnabled = true;
webView.Settings.DomStorageEnabled = true;
webView.LoadUrl(oauthUrl);
webView.SetWebViewClient(new MsaWebViewClient(this));
authDialog.Show();
authDialog.SetCancelable(true);
}
protected override void OnElementChanged(ElementChangedEventArgs <WebViewExtended> e)
{
base.OnElementChanged(e);
if (e.NewElement != null)
{
CustomWebView = (WebViewExtended)Element;
LinearLayout contentView = new LinearLayout(Forms.Context);
ActiveIndicator = new ProgressDialog(Forms.Context);
ActiveIndicator.SetMessage("Loading Page......");
ActiveIndicator.SetProgressStyle(ProgressDialogStyle.Spinner);
var webView = new Android.Webkit.WebView(Forms.Context);
webView.Settings.JavaScriptEnabled = true;
webView.LoadUrl(CustomWebView.Source);
webView.SetWebViewClient(new Callback());
contentView.AddView(webView);
SetNativeControl(contentView);
}
}
public void ToPng(TaskCompletionSource <ToFileResult> taskCompletionSource, Xamarin.Forms.WebView xfWebView, string fileName)
{
if (Platform.CreateRendererWithContext(xfWebView, Settings.Context) is IVisualElementRenderer renderer)
{
Android.Webkit.WebView droidWebView = renderer.View as Android.Webkit.WebView;
if (droidWebView == null && renderer.View is WebViewRenderer xfWebViewRenderer)
{
droidWebView = xfWebViewRenderer.Control;
}
if (droidWebView != null)
{
//var size = new Size(8.5, 11);
var externalPath = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath;
using (var dir = new Java.IO.File(externalPath))
using (var file = new Java.IO.File(dir + "/" + fileName + ".png"))
{
if (!dir.Exists())
{
dir.Mkdir();
}
if (file.Exists())
{
file.Delete();
}
droidWebView.SetLayerType(LayerType.Software, null);
droidWebView.Settings.JavaScriptEnabled = true;
#pragma warning disable CS0618 // Type or member is obsolete
droidWebView.DrawingCacheEnabled = true;
droidWebView.BuildDrawingCache();
#pragma warning restore CS0618 // Type or member is obsolete
droidWebView.SetWebViewClient(new WebViewCallBack(taskCompletionSource, fileName, OnPageFinished));
}
}
}
}
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
_webView = this
.GetChildren(v => v is Android.Webkit.WebView)
.FirstOrDefault() as Android.Webkit.WebView;
// For some reason, the native WebView requires this internal registration
// to avoid launching an external task, out of context of the current activity.
//
// This will still be used to handle extra activity with the native control.
_webView.SetWebViewClient(new InternalClient(this));
_webView.SetWebChromeClient(new InternalWebChromeClient());
_webView.Settings.JavaScriptEnabled = true;
_webView.Settings.DomStorageEnabled = true;
_webView.Settings.BuiltInZoomControls = true;
_webView.Settings.DisplayZoomControls = false;
_webView.Settings.SetSupportZoom(true);
_webView.Settings.LoadWithOverviewMode = true;
_webView.Settings.UseWideViewPort = true;
//Allow ThirdPartyCookies by default only on Android 5.0 and UP
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
Android.Webkit.CookieManager.Instance.SetAcceptThirdPartyCookies(_webView, true);
}
// The native webview control requires to have LayoutParameters to function properly.
_webView.LayoutParameters = new ViewGroup.LayoutParams(LayoutParams.MatchParent, LayoutParams.MatchParent);
//The nativate WebView already navigate to a blank page if no source is set.
//Avoid a bug where invoke GoBack() on WebView do nothing in Android 4.4
this.UpdateFromInternalSource();
}
