wbrawner/SimpleMarkdown
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Improve widescreen layout for large devices

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This commit is contained in:
William Brawner 2024-02-11 15:44:38 -07:00
parent 6acacf5edb
commit a48f243e48
3 changed files with 139 additions and 81 deletions
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1
app/build.gradle.kts
View file

@ -110,6 +110,7 @@ play {
}
dependencies {
implementation("androidx.compose.material3:material3-window-size-class-android:1.2.0")
val navigationVersion = "2.7.2"
implementation("androidx.navigation:navigation-fragment-ktx:$navigationVersion")
implementation("androidx.navigation:navigation-ui-ktx:$navigationVersion")

6
app/src/main/java/com/wbrawner/simplemarkdown/MainActivity.kt
View file

@ -20,6 +20,9 @@ import androidx.compose.material.icons.filled.Help
import androidx.compose.material.icons.filled.Info
import androidx.compose.material.icons.filled.PrivacyTip
import androidx.compose.material.icons.filled.Settings
import androidx.compose.material3.windowsizeclass.ExperimentalMaterial3WindowSizeClassApi
import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass
import androidx.compose.material3.windowsizeclass.calculateWindowSizeClass
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.collectAsState
import androidx.compose.runtime.getValue
@ -48,6 +51,7 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes
)
}
@OptIn(ExperimentalMaterial3WindowSizeClassApi::class)
override fun onCreate(savedInstanceState: Bundle?) {
installSplashScreen()
super.onCreate(savedInstanceState)
@ -90,6 +94,7 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes
}
AppCompatDelegate.setDefaultNightMode(darkMode)
}
val windowSizeClass = calculateWindowSizeClass(this)
SimpleMarkdownTheme {
val navController = rememberNavController()
NavHost(
@ -121,6 +126,7 @@ class MainActivity : AppCompatActivity(), ActivityCompat.OnRequestPermissionsRes
MainScreen(
navController = navController,
viewModel = viewModel,
enableWideLayout = windowSizeClass.widthSizeClass == WindowWidthSizeClass.Expanded,
enableAutosave = autosaveEnabled,
enableReadability = readabilityEnabled,
darkMode = darkModePreference

145
app/src/main/java/com/wbrawner/simplemarkdown/ui/MainScreen.kt
View file

@ -4,15 +4,19 @@ import android.content.Intent
import androidx.activity.compose.rememberLauncherForActivityResult
import androidx.activity.result.contract.ActivityResultContracts
import androidx.compose.foundation.ExperimentalFoundationApi
import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.RowScope
import androidx.compose.foundation.layout.Spacer
import androidx.compose.foundation.layout.fillMaxHeight
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.imePadding
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.layout.width
import androidx.compose.foundation.pager.HorizontalPager
import androidx.compose.foundation.pager.rememberPagerState
import androidx.compose.foundation.text.KeyboardOptions
@ -43,6 +47,9 @@ import androidx.compose.material3.TextField
import androidx.compose.material3.TextFieldDefaults
import androidx.compose.material3.TopAppBar
import androidx.compose.material3.rememberDrawerState
import androidx.compose.material3.windowsizeclass.WindowSizeClass
import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass
import androidx.compose.material3.windowsizeclass.calculateWindowSizeClass
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.collectAsState
@ -72,16 +79,17 @@ import com.wbrawner.simplemarkdown.MarkdownViewModel
import com.wbrawner.simplemarkdown.R
import com.wbrawner.simplemarkdown.Route
import com.wbrawner.simplemarkdown.model.Readability
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.delay
import kotlinx.coroutines.isActive
import kotlinx.coroutines.launch
import java.net.URI
@OptIn(ExperimentalFoundationApi::class, ExperimentalComposeUiApi::class)
@Composable
fun MainScreen(
navController: NavController,
viewModel: MarkdownViewModel,
enableWideLayout: Boolean,
enableAutosave: Boolean,
enableReadability: Boolean,
darkMode: String,
@ -204,6 +212,7 @@ fun MainScreen(
menuExpanded = false
saveFileLauncher.launch(fileName)
})
if (!enableWideLayout) {
DropdownMenuItem(text = {
Row(verticalAlignment = Alignment.CenterVertically) {
Text("Lock Swiping")
@ -217,14 +226,61 @@ fun MainScreen(
})
}
}
}
})
}) { paddingValues ->
val pagerState = rememberPagerState { 2 }
val markdown by viewModel.markdown.collectAsState()
val (textFieldValue, setTextFieldValue) = remember(clearText) {
val annotatedMarkdown = if (enableReadability) {
markdown.annotateReadability()
} else {
AnnotatedString(markdown)
}
mutableStateOf(TextFieldValue(annotatedMarkdown))
}
val setTextFieldAndViewModelValues: (TextFieldValue) -> Unit = {
setTextFieldValue(it)
coroutineScope.launch {
viewModel.updateMarkdown(it.text)
}
}
if (enableWideLayout) {
Row(modifier = Modifier.fillMaxSize().padding(paddingValues)) {
MarkdownTextField(modifier = Modifier.fillMaxHeight().weight(1f), textFieldValue, setTextFieldAndViewModelValues)
Spacer(modifier = Modifier.fillMaxHeight().width(1.dp).background(color = MaterialTheme.colorScheme.primary))
MarkdownPreview(modifier = Modifier.fillMaxHeight().weight(1f), markdown, darkMode)
}
} else {
Column(
modifier = Modifier
.fillMaxSize()
.padding(paddingValues)
) {
TabbedMarkdownEditor(
coroutineScope,
lockSwiping,
textFieldValue,
setTextFieldAndViewModelValues,
markdown,
darkMode
)
}
}
}
}
}
@Composable
@OptIn(ExperimentalFoundationApi::class)
private fun TabbedMarkdownEditor(
coroutineScope: CoroutineScope,
lockSwiping: Boolean,
textFieldValue: TextFieldValue,
setTextFieldAndViewModelValues: (TextFieldValue) -> Unit,
markdown: String,
darkMode: String
) {
val pagerState = rememberPagerState { 2 }
TabRow(selectedTabIndex = pagerState.currentPage) {
Tab(text = { Text("Edit") },
selected = pagerState.currentPage == 0,
@ -234,10 +290,9 @@ fun MainScreen(
onClick = { coroutineScope.launch { pagerState.animateScrollToPage(1) } })
}
HorizontalPager(
modifier = Modifier.weight(1f), state = pagerState,
modifier = Modifier.fillMaxSize(1f), state = pagerState,
userScrollEnabled = !lockSwiping
) { page ->
val markdown by viewModel.markdown.collectAsState()
val keyboardController = LocalSoftwareKeyboardController.current
LaunchedEffect(page) {
when (page) {
@ -245,54 +300,12 @@ fun MainScreen(
else -> keyboardController?.hide()
}
}
var textFieldValue by remember(clearText) {
val annotatedMarkdown = if (enableReadability) {
markdown.annotateReadability()
} else {
AnnotatedString(markdown)
}
mutableStateOf(TextFieldValue(annotatedMarkdown))
}
if (page == 0) {
TextField(
modifier = Modifier
.fillMaxSize()
.imePadding(),
colors = TextFieldDefaults.colors(
focusedContainerColor = MaterialTheme.colorScheme.surface,
unfocusedContainerColor = MaterialTheme.colorScheme.surface,
disabledIndicatorColor = Color.Transparent,
errorIndicatorColor = Color.Transparent,
focusedIndicatorColor = Color.Transparent,
unfocusedIndicatorColor = Color.Transparent
),
value = textFieldValue,
onValueChange = {
textFieldValue = if (enableReadability) {
it.copy(annotatedString = it.text.annotateReadability())
} else {
it
}
coroutineScope.launch {
viewModel.updateMarkdown(it.text)
}
},
placeholder = {
Text("Markdown here…")
},
textStyle = TextStyle.Default.copy(
fontFamily = FontFamily.Monospace,
color = MaterialTheme.colorScheme.onSurface
),
keyboardOptions = KeyboardOptions(capitalization = KeyboardCapitalization.Sentences)
)
MarkdownTextField(modifier = Modifier.fillMaxSize(), textFieldValue, setTextFieldAndViewModelValues)
} else {
MarkdownPreview(modifier = Modifier.fillMaxSize(), markdown, darkMode)
}
}
}
}
}
}
private fun String.annotateReadability(): AnnotatedString {
@ -389,3 +402,41 @@ fun MarkdownTopAppBar(
}
}, actions = actions ?: {})
}
@Composable
fun MarkdownTextField(
modifier: Modifier,
textFieldValue: TextFieldValue,
setTextFieldValue: (TextFieldValue) -> Unit,
enableReadability: Boolean = false
) {
TextField(
modifier = modifier.imePadding(),
colors = TextFieldDefaults.colors(
focusedContainerColor = MaterialTheme.colorScheme.surface,
unfocusedContainerColor = MaterialTheme.colorScheme.surface,
disabledIndicatorColor = Color.Transparent,
errorIndicatorColor = Color.Transparent,
focusedIndicatorColor = Color.Transparent,
unfocusedIndicatorColor = Color.Transparent
),
value = textFieldValue,
onValueChange = {
setTextFieldValue(
if (enableReadability) {
it.copy(annotatedString = it.text.annotateReadability())
} else {
it
}
)
},
placeholder = {
Text("Markdown here…")
},
textStyle = TextStyle.Default.copy(
fontFamily = FontFamily.Monospace,
color = MaterialTheme.colorScheme.onSurface
),
keyboardOptions = KeyboardOptions(capitalization = KeyboardCapitalization.Sentences)
)
}