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improve ui

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This commit is contained in:
Marco 2024-06-01 12:41:58 +02:00
parent 7712373388
commit a5afda8de6
3 changed files with 122 additions and 40 deletions
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129
lib/enter_food_widget.dart
View File

@ -13,38 +13,113 @@ class EnterFoodWidget extends StatefulWidget {
class _EnterFoodWidgetState extends State<EnterFoodWidget> {
String perFoodresult = "dings";
TextEditingController nameController = TextEditingController();
TextEditingController massController = TextEditingController();
TextEditingController kcalPerMassController = TextEditingController();
@override
Widget build(BuildContext context) {
var nameWidget = TextField(
decoration: const InputDecoration(hintText: "Name"),
controller: nameController,
);
var massWidget = TextField(
decoration: const InputDecoration(hintText: "Menge"),
keyboardType: TextInputType.number,
controller: massController,
);
var kcalPerMassWidget = TextField(
decoration: const InputDecoration(hintText: "kcal pro 100g"),
controller: kcalPerMassController);
return Column(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
const Spacer(flex: 1),
const Expanded(
flex: 4,
child:
TextField(decoration: InputDecoration(hintText: "Name"))),
const Expanded(
flex: 4,
child:
TextField(decoration: InputDecoration(hintText: "Menge"))),
const Expanded(
flex: 4,
child: TextField(
decoration: InputDecoration(hintText: "kcal pro 100g")),
),
Text(perFoodresult),
const Spacer(flex: 1),
],
RowWidgetWithSpacers(
nameWidget,
massWidget,
kcalPerMassWidget,
),
Padding(
padding: const EdgeInsets.all(8.0),
child: ElevatedButton(
child: const Text("Hinzufügen"),
onPressed: () {
double massAsNumber = 0.0;
double kcalPerMassAsNumber = 0.0;
try {
massAsNumber =
double.parse(massController.text.replaceAll(",", "."));
} catch (e) {
var snackbar = const SnackBar(
content: Text("Menge muss eine Zahl sein"));
ScaffoldMessenger.of(context).clearSnackBars();
ScaffoldMessenger.of(context).showSnackBar(snackbar);
return;
}
try {
kcalPerMassAsNumber = double.parse(
kcalPerMassController.text.replaceAll(",", "."));
} catch (e) {
var snackbar = const SnackBar(
content: Text("'kcal pro 100g' muss eine Zahl sein"));
ScaffoldMessenger.of(context).clearSnackBars();
ScaffoldMessenger.of(context).showSnackBar(snackbar);
return;
}
try {
massAsNumber =
double.parse(massController.text.replaceAll(",", "."));
} catch (e) {
var snackbar = const SnackBar(
content: Text("Menge muss eine Zahl sein"));
ScaffoldMessenger.of(context).clearSnackBars();
ScaffoldMessenger.of(context).showSnackBar(snackbar);
return;
}
var entry = FoodEntry(
name: nameController.text,
mass: massAsNumber,
kcal: kcalPerMassAsNumber,
kcalPerMass: 200);
context.read<FoodEntryBloc>().add(FoodEntryEvent(entry: entry));
}),
),
ElevatedButton(
child: const Text("Hinzufügen"),
onPressed: () {
var entry =
FoodEntry(name: '', mass: 2.0, kcal: 100, kcalPerMass: 200);
context.read<FoodEntryBloc>().add(FoodEntryEvent(entry: entry));
}),
],
);
}
}
class RowWidgetWithSpacers extends StatefulWidget {
final Widget widget1;
final Widget widget2;
final Widget widget3;
const RowWidgetWithSpacers(this.widget1, this.widget2, this.widget3,
{super.key});
@override
State<RowWidgetWithSpacers> createState() => _RowWidgetWithSpacersState();
}
class _RowWidgetWithSpacersState extends State<RowWidgetWithSpacers> {
@override
Widget build(BuildContext context) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
const Spacer(flex: 1),
Expanded(flex: 4, child: widget.widget1),
Expanded(
flex: 4,
child: widget.widget2,
),
Expanded(flex: 4, child: widget.widget3),
const Spacer(flex: 1),
],
);
}

21
lib/food_entry_widget.dart
View File

@ -1,16 +1,23 @@
import 'package:flutter/material.dart';
import 'package:kalodings/enter_food_widget.dart';
class FoodEntryWidget extends StatelessWidget {
const FoodEntryWidget({super.key});
final String name;
final double mass;
final double kcalPerMass;
const FoodEntryWidget(
{super.key,
required this.name,
required this.mass,
required this.kcalPerMass});
@override
Widget build(BuildContext context) {
return const Row(
children: [
Text("Hier könnte ihre Werbung stehen"),
Text("Hier könnte ihre Werbung stehen"),
Text("Hier könnte ihre Werbung stehen"),
],
return RowWidgetWithSpacers(
Text(name),
Text(mass.toString()),
Text(kcalPerMass.toString()),
);
}
}

12
lib/perday_widget.dart
View File

@ -22,7 +22,10 @@ class _PerDayState extends State<PerDay> {
var newEntryWidgets = <FoodEntryWidget>[];
for (var entry in state.foodEntries) {
newEntryWidgets.add(FoodEntryWidget());
newEntryWidgets.add(FoodEntryWidget(
name: entry.name,
mass: entry.mass,
kcalPerMass: entry.kcalPerMass));
}
setState(() {
entryList = newEntryWidgets;
@ -31,11 +34,8 @@ class _PerDayState extends State<PerDay> {
child: ListView.builder(
itemCount: entryList.length + 1,
itemBuilder: (BuildContext itemBuilderContext, int index) {
if (index + 1 == entryList.length + 1)
return EnterFoodWidget(
perFoodresult: '',
);
return Text(index.toString());
if (index + 1 == entryList.length + 1) return EnterFoodWidget();
return entryList[index];
},
),
);