Always show install button

Fix #3172

app/src/main/java/com/topjohnwu/magisk/ui/home/HomeFragment.kt

@@ -31,11 +31,11 @@ class HomeFragment : BaseUIFragment<HomeViewModel, FragmentHomeMd2Binding>() {
 
         // Set barrier reference IDs in code, since resource IDs will be stripped in release mode
         binding.homeMagiskWrapper.homeMagiskTitleBarrier.referencedIds =
-            intArrayOf(R.id.home_magisk_action, R.id.home_magisk_title, R.id.home_magisk_icon)
+            intArrayOf(R.id.home_magisk_button, R.id.home_magisk_title, R.id.home_magisk_icon)
         binding.homeMagiskWrapper.homeMagiskBarrier.referencedIds =
             intArrayOf(R.id.home_magisk_latest_version, R.id.home_magisk_installed_version)
         binding.homeManagerWrapper.homeManagerTitleBarrier.referencedIds =
-            intArrayOf(R.id.home_manager_action, R.id.home_manager_title, R.id.home_manager_icon)
+            intArrayOf(R.id.home_manager_button, R.id.home_manager_title, R.id.home_manager_icon)
 
         return binding.root
     }

app/src/main/java/com/topjohnwu/magisk/ui/home/HomeViewModel.kt

@@ -14,6 +14,7 @@ import com.topjohnwu.magisk.core.model.MagiskJson
 import com.topjohnwu.magisk.core.model.ManagerJson
 import com.topjohnwu.magisk.data.repository.MagiskRepository
 import com.topjohnwu.magisk.events.OpenInappLinkEvent
+import com.topjohnwu.magisk.events.SnackbarEvent
 import com.topjohnwu.magisk.events.dialog.EnvFixDialog
 import com.topjohnwu.magisk.events.dialog.ManagerInstallDialog
 import com.topjohnwu.magisk.events.dialog.UninstallDialog
@@ -126,10 +127,14 @@ class HomeViewModel(
 
     fun onDeletePressed() = UninstallDialog().publish()
 
-    fun onManagerPressed() = ManagerInstallDialog().publish()
+    fun onManagerPressed() =
+        if (isConnected.get()) ManagerInstallDialog().publish()
+        else SnackbarEvent(R.string.no_connection).publish()
 
-    fun onMagiskPressed() = withExternalRW {
+    fun onMagiskPressed() = if (isConnected.get()) withExternalRW {
         HomeFragmentDirections.actionHomeFragmentToInstallFragment().publish()
+    } else {
+        SnackbarEvent(R.string.no_connection).publish()
     }
 
     fun onSafetyNetPressed() =

app/src/main/java/com/topjohnwu/magisk/ui/module/ModuleViewModel.kt

@@ -15,6 +15,7 @@ import com.topjohnwu.magisk.data.database.RepoByUpdatedDao
 import com.topjohnwu.magisk.databinding.RvItem
 import com.topjohnwu.magisk.events.InstallExternalModuleEvent
 import com.topjohnwu.magisk.events.OpenChangelogEvent
+import com.topjohnwu.magisk.events.SnackbarEvent
 import com.topjohnwu.magisk.events.dialog.ModuleInstallDialog
 import com.topjohnwu.magisk.ktx.addOnListChangedCallback
 import com.topjohnwu.magisk.ktx.reboot
@@ -300,16 +301,27 @@ class ModuleViewModel(
         else -> Unit
     }
 
-    fun downloadPressed(item: RepoItem) = withExternalRW {
+    fun downloadPressed(item: RepoItem) = if (isConnected.get()) withExternalRW {
         ModuleInstallDialog(item.item).publish()
+    } else {
+        SnackbarEvent(R.string.no_connection).publish()
     }
 
     fun installPressed() = withExternalRW {
         InstallExternalModuleEvent().publish()
     }
 
-    fun infoPressed(item: RepoItem) = OpenChangelogEvent(item.item).publish()
+    fun infoPressed(item: RepoItem) =
+        if (isConnected.get()) OpenChangelogEvent(item.item).publish()
+        else SnackbarEvent(R.string.no_connection).publish()
+
+
     fun infoPressed(item: ModuleItem) {
-        OpenChangelogEvent(item.repo ?: return).publish()
+        item.repo?.also {
+            if (isConnected.get())
+                OpenChangelogEvent(it).publish()
+            else
+                SnackbarEvent(R.string.no_connection).publish()
+        } ?: return
     }
 }

app/src/main/res/layout/activity_main_md2.xml

@@ -73,12 +73,6 @@
             android:layout_marginBottom="@{(int) @dimen/l1 + viewModel.insets.bottom}"
             tools:layout_marginBottom="64dp">
 
-            <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:animateLayoutChanges="true"
-                android:orientation="vertical">
-
             <com.google.android.material.bottomnavigation.BottomNavigationView
                 android:id="@+id/main_navigation"
                 android:layout_width="match_parent"
@@ -95,20 +89,6 @@
                 app:labelVisibilityMode="unlabeled"
                 app:menu="@menu/menu_bottom_nav" />
 
-                <TextView
-                    gone="@{viewModel.isConnected}"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:gravity="center"
-                    android:paddingBottom="@dimen/l_50"
-                    android:text="@string/no_connection"
-                    android:textAppearance="@style/AppearanceFoundation.Caption"
-                    android:textColor="?colorError"
-                    android:visibility="gone"
-                    tools:visibility="visible" />
-
-            </LinearLayout>
-
         </com.google.android.material.card.MaterialCardView>
 
     </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/layout/include_home_magisk.xml

@@ -46,47 +46,43 @@
                 android:textAppearance="@style/AppearanceFoundation.Title"
                 android:textColor="?colorPrimary"
                 app:layout_constraintBottom_toBottomOf="@+id/home_magisk_icon"
-                app:layout_constraintEnd_toStartOf="@+id/home_magisk_action"
+                app:layout_constraintEnd_toStartOf="@+id/home_magisk_button"
                 app:layout_constraintStart_toEndOf="@+id/home_magisk_icon"
                 app:layout_constraintTop_toTopOf="@+id/home_magisk_icon" />
 
-            <FrameLayout
-                android:id="@+id/home_magisk_action"
-                invisible="@{viewModel.stateMagisk == MagiskState.LOADING || !viewModel.isConnected}"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                app:layout_constraintBottom_toBottomOf="@+id/home_magisk_title"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toTopOf="@+id/home_magisk_title">
-
             <Button
+                android:id="@+id/home_magisk_button"
                 style="@style/WidgetFoundation.Button"
-                    gone="@{viewModel.stateMagisk != MagiskState.OBSOLETE}"
+                invisible="@{viewModel.stateMagisk != MagiskState.OBSOLETE}"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:onClick="@{() -> viewModel.onMagiskPressed()}"
                 android:text="@string/update"
                 android:textAllCaps="false"
-                    app:icon="@drawable/ic_update_md2" />
+                app:icon="@drawable/ic_update_md2"
+                app:layout_constraintBottom_toBottomOf="@+id/home_magisk_title"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@+id/home_magisk_title"/>
 
             <Button
                 style="@style/WidgetFoundation.Button.Text"
-                    gone="@{viewModel.stateMagisk == MagiskState.OBSOLETE}"
+                invisible="@{viewModel.stateMagisk == MagiskState.OBSOLETE}"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:onClick="@{() -> viewModel.onMagiskPressed()}"
                 android:text="@string/install"
                 android:textAllCaps="false"
-                    app:icon="@drawable/ic_install" />
+                app:icon="@drawable/ic_install"
-
+                app:layout_constraintBottom_toBottomOf="@+id/home_magisk_title"
-            </FrameLayout>
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@+id/home_magisk_title"/>
 
             <androidx.constraintlayout.widget.Barrier
                 android:id="@+id/home_magisk_title_barrier"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 app:barrierDirection="bottom"
-                tools:constraint_referenced_ids="home_magisk_action,home_magisk_title,home_magisk_icon" />
+                tools:constraint_referenced_ids="home_magisk_button,home_magisk_title,home_magisk_icon" />
 
             <HorizontalScrollView
                 android:layout_width="match_parent"

app/src/main/res/layout/include_home_manager.xml

@@ -46,48 +46,44 @@
                 android:textAppearance="@style/AppearanceFoundation.Title"
                 android:textColor="?colorPrimary"
                 app:layout_constraintBottom_toBottomOf="@+id/home_manager_icon"
-                app:layout_constraintEnd_toStartOf="@+id/home_manager_action"
+                app:layout_constraintEnd_toStartOf="@+id/home_manager_button"
                 app:layout_constraintStart_toEndOf="@+id/home_manager_icon"
                 app:layout_constraintTop_toTopOf="parent"
                 tools:text="@string/manager" />
 
-            <FrameLayout
-                android:id="@+id/home_manager_action"
-                invisible="@{viewModel.stateMagisk == MagiskState.LOADING || !viewModel.isConnected}"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                app:layout_constraintBottom_toBottomOf="@+id/home_manager_title"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toTopOf="@+id/home_manager_title">
-
             <Button
+                android:id="@+id/home_manager_button"
                 style="@style/WidgetFoundation.Button"
-                    gone="@{viewModel.stateManager != MagiskState.OBSOLETE}"
+                invisible="@{viewModel.stateManager != MagiskState.OBSOLETE}"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:onClick="@{() -> viewModel.onManagerPressed()}"
                 android:text="@string/update"
                 android:textAllCaps="false"
-                    app:icon="@drawable/ic_update_md2" />
+                app:icon="@drawable/ic_update_md2"
+                app:layout_constraintBottom_toBottomOf="@+id/home_manager_title"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@+id/home_manager_title"/>
 
             <Button
                 style="@style/WidgetFoundation.Button.Text"
-                    gone="@{viewModel.stateManager == MagiskState.OBSOLETE}"
+                invisible="@{viewModel.stateManager == MagiskState.OBSOLETE}"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:onClick="@{() -> viewModel.onManagerPressed()}"
                 android:text="@string/install"
                 android:textAllCaps="false"
-                    app:icon="@drawable/ic_install" />
+                app:icon="@drawable/ic_install"
-
+                app:layout_constraintBottom_toBottomOf="@+id/home_manager_title"
-            </FrameLayout>
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@+id/home_manager_title"/>
 
             <androidx.constraintlayout.widget.Barrier
                 android:id="@+id/home_manager_title_barrier"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 app:barrierDirection="bottom"
-                tools:constraint_referenced_ids="home_manager_action,home_manager_title,home_manager_icon" />
+                tools:constraint_referenced_ids="home_manager_button,home_manager_title,home_manager_icon" />
 
             <HorizontalScrollView
                 android:layout_width="match_parent"