From 703f0127d6f0e7191962970cf3f519f2e9fe1aa9 Mon Sep 17 00:00:00 2001
From: MM20 <15646950+MM2-0@users.noreply.github.com>
Date: Sun, 26 Sep 2021 12:49:51 +0200
Subject: [PATCH] Make Preference disableable

---
 .../ui/component/preferences/Preference.kt    | 87 ++++++++++---------
 1 file changed, 45 insertions(+), 42 deletions(-)

diff --git a/ui/src/main/java/de/mm20/launcher2/ui/component/preferences/Preference.kt b/ui/src/main/java/de/mm20/launcher2/ui/component/preferences/Preference.kt
index 289fdce1..b7d55a98 100644
--- a/ui/src/main/java/de/mm20/launcher2/ui/component/preferences/Preference.kt
+++ b/ui/src/main/java/de/mm20/launcher2/ui/component/preferences/Preference.kt
@@ -2,15 +2,14 @@ package de.mm20.launcher2.ui.component.preferences
 
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
-import androidx.compose.material.Icon
-import androidx.compose.material.MaterialTheme
-import androidx.compose.material.Surface
-import androidx.compose.material.Text
+import androidx.compose.material.*
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.dp
+import de.mm20.launcher2.ui.ktx.conditional
 
 @Composable
 fun Preference(
@@ -18,52 +17,56 @@ fun Preference(
     title: String,
     summary: String? = null,
     onClick: () -> Unit = {},
-    controls: @Composable (() -> Unit)? = null
+    controls: @Composable (() -> Unit)? = null,
+    enabled: Boolean = true
 ) {
-    Surface(
-        modifier = Modifier.fillMaxWidth(),
-        elevation = 0.dp
+    CompositionLocalProvider(
+        LocalContentAlpha provides if (enabled) ContentAlpha.high else ContentAlpha.disabled
     ) {
-        Row(
-            verticalAlignment = Alignment.CenterVertically,
-            modifier = Modifier
-                .fillMaxWidth()
-                .clickable(onClick = onClick)
-                .padding(horizontal = 16.dp, vertical = 16.dp),
+        Surface(
+            modifier = Modifier.fillMaxWidth(),
+            elevation = 0.dp
         ) {
-            Box(
-                modifier = Modifier.width(56.dp),
-                contentAlignment = Alignment.CenterStart
+            Row(
+                verticalAlignment = Alignment.CenterVertically,
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .conditional(enabled, Modifier.clickable(onClick = onClick))
+                    .padding(horizontal = 16.dp, vertical = 16.dp),
             ) {
-                if (icon != null) {
-                    Icon(
-                        modifier = Modifier.padding(start = 4.dp),
-                        imageVector = icon,
-                        contentDescription = null,
-                        tint = MaterialTheme.colors.primary
-                    )
-                }
-            }
-            Column(
-                modifier = Modifier.weight(1f)
-            ) {
-                Text(text = title, style = MaterialTheme.typography.subtitle2)
-                if (summary != null) {
-                    Text(
-                        text = summary,
-                        style = MaterialTheme.typography.body1,
-                        modifier = Modifier.padding(top = 1.dp)
-                    )
-                }
-            }
-            if (controls != null) {
                 Box(
-                    modifier = Modifier.padding(start = 24.dp)
+                    modifier = Modifier.width(56.dp),
+                    contentAlignment = Alignment.CenterStart
                 ) {
-                    controls()
+                    if (icon != null) {
+                        Icon(
+                            modifier = Modifier.padding(start = 4.dp),
+                            imageVector = icon,
+                            contentDescription = null,
+                            tint = MaterialTheme.colors.primary,
+                        )
+                    }
+                }
+                Column(
+                    modifier = Modifier.weight(1f)
+                ) {
+                    Text(text = title, style = MaterialTheme.typography.subtitle2)
+                    if (summary != null) {
+                        Text(
+                            text = summary,
+                            style = MaterialTheme.typography.body1,
+                            modifier = Modifier.padding(top = 1.dp)
+                        )
+                    }
+                }
+                if (controls != null) {
+                    Box(
+                        modifier = Modifier.padding(start = 24.dp)
+                    ) {
+                        controls()
+                    }
                 }
             }
         }
     }
-
 }
\ No newline at end of file