move full screen to new package

This commit is contained in:
2025-03-17 14:04:57 +02:00
parent 73561e1a99
commit cb42f1f8a1

View File

@@ -0,0 +1,358 @@
import 'dart:async';
import 'package:Mzansi_Innovation_Hub/mih_components/mih_pop_up_messages/mih_loading_circle.dart';
import 'package:flutter/material.dart';
import '../../../../main.dart';
import 'package:syncfusion_flutter_core/theme.dart';
import 'package:syncfusion_flutter_pdfviewer/pdfviewer.dart';
import "package:universal_html/html.dart" as html;
import 'package:http/http.dart' as http;
import 'package:printing/printing.dart';
import 'package:fl_downloader/fl_downloader.dart';
import '../../../../mih_components/mih_layout/mih_action.dart';
import '../../../../mih_components/mih_layout/mih_body.dart';
import '../../../../mih_components/mih_layout/mih_header.dart';
import '../../../../mih_components/mih_layout/mih_layout_builder.dart';
import '../../../../mih_objects/arguments.dart';
class FullScreenFileViewer extends StatefulWidget {
final FileViewArguments arguments;
const FullScreenFileViewer({
super.key,
required this.arguments,
});
@override
State<FullScreenFileViewer> createState() => _FullScreenFileViewerState();
}
class _FullScreenFileViewerState extends State<FullScreenFileViewer> {
late PdfViewerController pdfViewerController = PdfViewerController();
int currentPageCount = 0;
int currentPage = 0;
double startZoomLevel = 1.0;
double zoomOut = 0;
int progress = 0;
late StreamSubscription progressStream;
String getExtType(String path) {
//print(pdfLink.split(".")[1]);
return path.split(".").last;
}
String getFileName(String path) {
//print(pdfLink.split(".")[1]);
return path.split("/").last;
}
void onPageSelect() {
setState(() {
currentPage = pdfViewerController.pageNumber;
});
}
void printDocument() async {
print("Printing ${widget.arguments.path.split("/").last}");
http.Response response = await http.get(Uri.parse(widget.arguments.link));
var pdfData = response.bodyBytes;
Navigator.of(context).pushNamed(
'/file-veiwer/print-preview',
arguments: pdfData,
);
// Navigator.of(context).push(
// MaterialPageRoute(
// builder: (context) => PdfPreview(
// initialPageFormat: PdfPageFormat.a4,
// build: (format) => pdfData,
// ),
// ),
// );
// try {
// await Printing.layoutPdf(
// onLayout: (PdfPageFormat format) async => pdfData);
// } on Exception catch (_) {
// print("Print Error");
// }
}
void shareDocument() async {
http.Response response = await http.get(Uri.parse(widget.arguments.link));
var pdfData = response.bodyBytes;
await Printing.sharePdf(
bytes: pdfData, filename: widget.arguments.path.split("/").last);
}
MIHAction getActionButton() {
return MIHAction(
icon: const Icon(
Icons.fullscreen_exit,
),
iconSize: 35,
onTap: () {
Navigator.pop(context);
},
);
}
MIHHeader getHeader(double width) {
bool isPDF;
if (getExtType(widget.arguments.path).toLowerCase() == "pdf") {
isPDF = true;
} else {
isPDF = false;
}
return MIHHeader(
headerAlignment: MainAxisAlignment.end,
headerItems: [
Visibility(
visible: isPDF,
child: IconButton(
iconSize: 30,
padding: const EdgeInsets.all(0),
onPressed: () {
pdfViewerController.previousPage();
//print(pdfViewerController.);
//if (pdfViewerController.pageNumber > 1) {
setState(() {
currentPage = pdfViewerController.pageNumber;
});
// }
},
icon: Icon(
Icons.arrow_back,
color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
),
),
),
Visibility(
visible: isPDF,
child: Text(
"$currentPage / $currentPageCount",
style: const TextStyle(fontSize: 20),
),
),
Visibility(
visible: isPDF,
child: IconButton(
iconSize: 30,
padding: const EdgeInsets.all(0),
onPressed: () {
pdfViewerController.nextPage();
//print(pdfViewerController.pageNumber);
//if (pdfViewerController.pageNumber < currentPageCount) {
setState(() {
currentPage = pdfViewerController.pageNumber;
});
//}
},
icon: Icon(
Icons.arrow_forward,
color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
),
),
),
Visibility(
visible: isPDF,
child: IconButton(
iconSize: 30,
padding: const EdgeInsets.all(0),
onPressed: () {
if (zoomOut > 0) {
setState(() {
zoomOut = zoomOut - 100;
});
} else {
setState(() {
pdfViewerController.zoomLevel = startZoomLevel + 0.25;
startZoomLevel = pdfViewerController.zoomLevel;
});
}
},
icon: Icon(
Icons.zoom_in,
color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
),
),
),
Visibility(
visible: isPDF,
child: IconButton(
iconSize: 30,
padding: const EdgeInsets.all(0),
onPressed: () {
if (pdfViewerController.zoomLevel > 1) {
setState(() {
pdfViewerController.zoomLevel = startZoomLevel - 0.25;
startZoomLevel = pdfViewerController.zoomLevel;
});
} else {
if (zoomOut < (width - 100)) {
setState(() {
zoomOut = zoomOut + 100;
});
}
}
},
icon: Icon(
Icons.zoom_out,
color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
),
),
),
// IconButton(
// iconSize: 30,
// padding: const EdgeInsets.all(0),
// onPressed: () {
// printDocument();
// },
// icon: Icon(
// Icons.print,
// color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
// ),
// ),
IconButton(
iconSize: 30,
padding: const EdgeInsets.all(0),
onPressed: () {
if (MzanziInnovationHub.of(context)!.theme.getPlatform() == "Web") {
html.window.open(
widget.arguments.link,
// '${AppEnviroment.baseFileUrl}/mih/$filePath',
'download');
} else {
nativeFileDownload(
widget.arguments.link,
);
}
},
icon: Icon(
Icons.download,
color: MzanziInnovationHub.of(context)!.theme.secondaryColor(),
),
),
],
);
}
MIHBody getBody(double width, double height) {
Widget fileViewer;
if (getExtType(widget.arguments.path).toLowerCase() == "pdf") {
fileViewer = SizedBox(
width: width - zoomOut,
height: height - 70,
child: SfPdfViewerTheme(
data: SfPdfViewerThemeData(
backgroundColor:
MzanziInnovationHub.of(context)!.theme.primaryColor(),
),
child: SfPdfViewer.network(
widget.arguments.link,
controller: pdfViewerController,
initialZoomLevel: startZoomLevel,
pageSpacing: 2,
maxZoomLevel: 5,
interactionMode: PdfInteractionMode.pan,
onDocumentLoaded: (details) {
setState(() {
currentPage = pdfViewerController.pageNumber;
currentPageCount = pdfViewerController.pageCount;
});
},
),
),
);
} else {
fileViewer = SizedBox(
width: width,
height: height - 70,
child: InteractiveViewer(
maxScale: 5.0,
//minScale: 0.,
child: Image.network(widget.arguments.link),
),
);
}
return MIHBody(
borderOn: false,
bodyItems: [
fileViewer,
],
);
}
void mihLoadingPopUp() {
showDialog(
context: context,
builder: (context) {
return const Mihloadingcircle();
},
);
}
void nativeFileDownload(String fileLink) async {
var permission = await FlDownloader.requestPermission();
if (permission == StoragePermissionStatus.granted) {
try {
mihLoadingPopUp();
await FlDownloader.download(fileLink);
Navigator.of(context).pop();
} on Exception catch (error) {
Navigator.of(context).pop();
print(error);
}
} else {
print("denied");
}
}
@override
void dispose() {
pdfViewerController.dispose();
progressStream.cancel();
super.dispose();
}
@override
void initState() {
//pdfViewerController = widget.arguments.pdfViewerController!;
pdfViewerController.addListener(onPageSelect);
FlDownloader.initialize();
progressStream = FlDownloader.progressStream.listen((event) {
if (event.status == DownloadStatus.successful) {
setState(() {
progress = event.progress;
});
//Navigator.of(context).pop();
print("Progress $progress%: Success Downloading");
FlDownloader.openFile(filePath: event.filePath);
} else if (event.status == DownloadStatus.failed) {
print("Progress $progress%: Error Downloading");
} else if (event.status == DownloadStatus.running) {
print("Progress $progress%: Download Running");
}
});
super.initState();
}
@override
Widget build(BuildContext context) {
final Size size = MediaQuery.sizeOf(context);
double width = size.width;
double height = size.height;
return MIHLayoutBuilder(
actionButton: getActionButton(),
header: getHeader(width),
secondaryActionButton: null,
body: getBody(width, height),
actionDrawer: null,
secondaryActionDrawer: null,
bottomNavBar: null,
pullDownToRefresh: false,
onPullDown: () async {},
);
}
}