adding packages

2026-01-15 14:38:46 -08:00
parent ef86e3ab6a
commit 6869cf47e5
5253 changed files with 726695 additions and 34 deletions
@@ -0,0 +1,104 @@
+import 'package:flutter/material.dart';
+import 'dart:html' as html;
+
+final Color darkBlue = Color.fromARGB(255, 18, 32, 47);
+
+void main() => runApp(MyApp());
+
+class MyApp extends StatefulWidget {
+  @override
+  _MyAppState createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> {
+  String _url = 'https://flutter.dev';
+  double _width = 0.5;
+  double _height = 0.5;
+  @override
+  Widget build(BuildContext context) {
+    final screen = html.window.screen;
+    final height = screen.height * _height;
+    final width = screen.width * _width;
+    return MaterialApp(
+      theme: ThemeData.dark().copyWith(scaffoldBackgroundColor: darkBlue),
+      debugShowCheckedModeBanner: false,
+      home: Scaffold(
+        body: Center(
+          child: Container(
+            width: 300,
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              children: <Widget>[
+                ListTile(
+                  title: TextFormField(
+                    initialValue: _url,
+                    onChanged: (val) {
+                      _url = val;
+                    },
+                    decoration: InputDecoration(
+                      labelText: "URL",
+                    ),
+                  ),
+                ),
+                ListTile(
+                  title: Text('Width % = ${width.toStringAsFixed(1)}'),
+                  subtitle: Slider(
+                    value: _width,
+                    onChanged: (val) {
+                      if (mounted)
+                        setState(() {
+                          _width = val;
+                        });
+                    },
+                  ),
+                ),
+                ListTile(
+                  title: Text('Height % = ${height.toStringAsFixed(1)}'),
+                  subtitle: Slider(
+                    value: _height,
+                    onChanged: (val) {
+                      if (mounted)
+                        setState(() {
+                          _height = val;
+                        });
+                    },
+                  ),
+                ),
+                RaisedButton.icon(
+                  icon: Icon(Icons.desktop_windows),
+                  label: Text('Create Window'),
+                  onPressed: () {
+                    _createWindow(_url, Size(height, width));
+                  },
+                ),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
+  void _createWindow(String url, Size size, {Offset offset, String name = ''}) {
+    final screen = html.window.screen;
+    final height = size.height;
+    final width = size.width;
+    final sb = StringBuffer();
+    final top =
+        offset?.dy ?? (screen.height != null ? (screen.height - height) / 2 : 0);
+    final left =
+        offset?.dx ?? (screen.width != null ? (screen.width - width) / 2 : 0);
+    sb.write("height=");
+    sb.write(height);
+    sb.write(",width=");
+    sb.write(width);
+    sb.write(",top=");
+    sb.write(top);
+    sb.write(",left=");
+    sb.write(left);
+    sb.write(
+        ",scrollbars=yes,resizable=yes,toolbar=no,status=no,menu=no, directories=no,titlebar=no,location=no,addressbar=no");
+    final settings = sb.toString();
+    html.window.open(url, name, settings);
+  }
+}