MainActivity.kt
package com.cfsuman.jetpackcompose
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import androidx.activity.compose.setContent
import androidx.compose.foundation.layout.*
import androidx.compose.foundation.shape.CutCornerShape
import androidx.compose.material.*
import androidx.compose.runtime.*
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.material.Text
import androidx.compose.material.TopAppBar
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.*
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import kotlinx.coroutines.launch
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContent {
GetScaffold()
}
}
@Composable
fun GetScaffold(){
val scaffoldState: ScaffoldState = rememberScaffoldState(
rememberDrawerState(DrawerValue.Closed)
)
Scaffold(
scaffoldState = scaffoldState,
topBar = { TopAppBarContent(scaffoldState) },
content = {MainContent(scaffoldState)},
backgroundColor = Color(0xFFEDEAE0),
drawerContent = {DrawerContent(scaffoldState)},
drawerBackgroundColor = Color(0xFFF0F8FF),
drawerScrimColor = Color(0XFFFAE7B5),
drawerContentColor = Color(0xFF0048BA),
drawerShape = CutCornerShape(
topEnd = 45.dp,
bottomEnd = 45.dp
)
)
}
@Composable
fun DrawerContent(scaffoldState: ScaffoldState){
val scope = rememberCoroutineScope()
Box(
modifier = Modifier.padding(12.dp),
contentAlignment = Alignment.TopCenter
) {
TextButton(onClick = {
scope.launch{
scaffoldState.drawerState.close()
}
}) {
Text(text = "Close Drawer")
}
}
}
@Composable
fun TopAppBarContent(scaffoldState: ScaffoldState) {
val scope = rememberCoroutineScope()
TopAppBar(
title = { Text(text = "Compose - Open Close Drawer")},
backgroundColor = Color(0xFFC0E8D5),
navigationIcon = {
IconButton(onClick = {
scope.launch{
scaffoldState.drawerState.open()
}
}) {
Icon(
Icons.Filled.Menu,
contentDescription = "Localized description"
)
}
}
)
}
@Composable
fun MainContent(scaffoldState: ScaffoldState){
val scope = rememberCoroutineScope()
Box(
modifier = Modifier.fillMaxSize(),
contentAlignment = Alignment.Center
){
Button(onClick = {
scope.launch{
scaffoldState.drawerState.open()
}
}) {
Text(text = "Open Drawer")
}
}
}
@Preview
@Composable
fun ComposablePreview(){
//GetScaffold()
}
}


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