71 lines
2.0 KiB
Kotlin
71 lines
2.0 KiB
Kotlin
package com.sockenklaus.batterytracker
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import android.os.Bundle
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.compose.foundation.layout.Row
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.material.MaterialTheme
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import androidx.compose.material.OutlinedTextField
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import androidx.compose.material.Surface
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import androidx.compose.material.Text
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.runtime.mutableStateOf
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import androidx.compose.runtime.saveable.rememberSaveable
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import androidx.compose.runtime.setValue
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.text.TextRange
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import androidx.compose.ui.tooling.preview.Preview
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import androidx.compose.ui.text.input.TextFieldValue
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import com.sockenklaus.batterytracker.ui.theme.BatteryTrackerTheme
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class AddBattery : ComponentActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContent {
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BatteryTrackerTheme {
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// A surface container using the 'background' color from the theme
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Surface(
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modifier = Modifier.fillMaxSize(),
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color = MaterialTheme.colors.background
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) {
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Row() {
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Text("Battery ID")
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}
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}
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}
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}
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}
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}
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@Composable
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fun myTextField(){
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var batteryId by rememberSaveable(stateSaver = TextFieldValue.Saver) {
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mutableStateOf(TextFieldValue("example", TextRange(0,7)))
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}
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OutlinedTextField(
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value = batteryId,
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onValueChange = {batteryId = it},
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label = { Text("Battery ID") }
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)
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}
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@Composable
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fun Greeting(name: String) {
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Text(text = "Hello $name!")
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}
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@Preview(showBackground = true)
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@Composable
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fun DefaultPreview() {
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BatteryTrackerTheme {
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Greeting("Android")
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}
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} |