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Merge pull request #45 from zurdus/top-app-bar
Introduce TopAppBar component
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catalog/src/main/java/kiwi/orbit/compose/catalog/components/AppBar.kt
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ui/src/main/java/kiwi/orbit/compose/ui/controls/TopAppBar.kt
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package kiwi.orbit.compose.ui.controls | ||
|
||
import androidx.compose.foundation.layout.Box | ||
import androidx.compose.foundation.layout.RowScope | ||
import androidx.compose.runtime.Composable | ||
import androidx.compose.runtime.CompositionLocalProvider | ||
import androidx.compose.ui.Modifier | ||
import androidx.compose.ui.graphics.Color | ||
import androidx.compose.ui.graphics.painter.Painter | ||
import androidx.compose.ui.platform.LocalLayoutDirection | ||
import androidx.compose.ui.platform.testTag | ||
import androidx.compose.ui.res.painterResource | ||
import androidx.compose.ui.res.stringResource | ||
import androidx.compose.ui.semantics.semantics | ||
import androidx.compose.ui.semantics.testTag | ||
import androidx.compose.ui.text.font.FontWeight | ||
import androidx.compose.ui.unit.Dp | ||
import androidx.compose.ui.unit.LayoutDirection | ||
import androidx.compose.ui.unit.dp | ||
import androidx.compose.ui.unit.sp | ||
import com.google.accompanist.insets.LocalWindowInsets | ||
import com.google.accompanist.insets.rememberInsetsPaddingValues | ||
import kiwi.orbit.compose.ui.OrbitTheme | ||
import kiwi.orbit.compose.ui.R | ||
import kiwi.orbit.compose.ui.foundation.ContentEmphasis | ||
import kiwi.orbit.compose.ui.foundation.LocalContentEmphasis | ||
import kiwi.orbit.compose.ui.foundation.ProvideMergedTextStyle | ||
import kiwi.orbit.compose.ui.foundation.contentColorFor | ||
import com.google.accompanist.insets.ui.TopAppBar as AccompanistTopAppBar | ||
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@Composable | ||
public fun TopAppBar( | ||
title: @Composable () -> Unit, | ||
modifier: Modifier = Modifier, | ||
navigationIcon: @Composable (() -> Unit)? = null, | ||
actions: @Composable RowScope.() -> Unit = {}, | ||
backgroundColor: Color = OrbitTheme.colors.surface.main, | ||
contentColor: Color = contentColorFor(backgroundColor), | ||
elevation: Dp = 2.dp, | ||
) { | ||
AccompanistTopAppBar( | ||
title = { | ||
ProvideMergedTextStyle( | ||
value = OrbitTheme.typography.title2.copy( | ||
fontSize = 20.sp, | ||
letterSpacing = 0.15.sp, | ||
fontWeight = FontWeight.Medium, | ||
) | ||
) { | ||
CompositionLocalProvider( | ||
LocalContentEmphasis provides ContentEmphasis.Normal | ||
) { | ||
Box( | ||
Modifier.semantics(mergeDescendants = true) { | ||
testTag = TopAppBarSemantics.TitleTag | ||
} | ||
) { | ||
title() | ||
} | ||
} | ||
} | ||
}, | ||
modifier = modifier.testTag(TopAppBarSemantics.Tag), | ||
navigationIcon = if (navigationIcon != null) { | ||
{ | ||
CompositionLocalProvider( | ||
LocalContentEmphasis provides ContentEmphasis.Normal | ||
) { | ||
navigationIcon.invoke() | ||
} | ||
} | ||
} else null, | ||
contentPadding = rememberInsetsPaddingValues( | ||
insets = LocalWindowInsets.current.systemBars, | ||
applyBottom = false | ||
), | ||
actions = actions, | ||
backgroundColor = backgroundColor, | ||
contentColor = contentColor, | ||
elevation = elevation, | ||
) | ||
} | ||
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||
@Composable | ||
public fun TopAppBar( | ||
title: @Composable () -> Unit, | ||
onBack: () -> Unit, | ||
modifier: Modifier = Modifier, | ||
actions: @Composable RowScope.() -> Unit = {}, | ||
) { | ||
TopAppBar( | ||
title = title, | ||
modifier = modifier, | ||
navigationIcon = { | ||
IconButton( | ||
onClick = { onBack() }, | ||
) { | ||
Icon( | ||
getBackArrowIcon(), | ||
contentDescription = stringResource(R.string.orbit_cd_navigate_up), | ||
) | ||
} | ||
}, | ||
actions = actions, | ||
) | ||
} | ||
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||
@Composable | ||
private fun getBackArrowIcon(): Painter { | ||
val isRtl = LocalLayoutDirection.current == LayoutDirection.Rtl | ||
return painterResource( | ||
if (isRtl) R.drawable.ic_appbar_arrow_right else R.drawable.ic_appbar_arrow_left | ||
) | ||
} | ||
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public object TopAppBarSemantics { | ||
public const val Tag: String = "top_app_bar" | ||
public const val TitleTag: String = "title" | ||
} |
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<vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
android:width="24dp" | ||
android:height="24dp" | ||
android:viewportWidth="24" | ||
android:viewportHeight="24"> | ||
<path | ||
android:fillColor="#000000" | ||
android:pathData="M22,12C22,11.448 21.552,11 21,11L5.83,11L10.71,6.12C11.102,5.728 11.101,5.093 10.708,4.703C10.316,4.314 9.685,4.315 9.295,4.705L2.707,11.293C2.317,11.683 2.317,12.317 2.707,12.707L9.295,19.295C9.684,19.684 10.316,19.684 10.705,19.295C11.095,18.905 11.095,18.274 10.706,17.885L5.83,13L21,13C21.552,13 22,12.552 22,12Z" /> | ||
</vector> |
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