app: add a folder picker for local paths0.1.0

Typing absolute paths is error-prone; let the user browse real
filesystem folders and pick one. Stays on real paths (no SAF) so
rsync keeps operating on POSIX paths.

3 files changed, 109 insertions, 5 deletions

diff --git a/app/src/main/res/layout/activity_folder.xml b/app/src/main/res/layout/activity_folder.xml
index 1a15f00..1381529 100644
--- a/app/src/main/res/layout/activity_folder.xml
+++ b/app/src/main/res/layout/activity_folder.xml
@@ -46,14 +46,30 @@
                 android:textAppearance="@style/TextAppearance.Rsend.Caption"
                 android:text="Local path" />
 
-            <EditText
-                android:id="@+id/local"
-                style="@style/Widget.Rsend.EditText"
+            <LinearLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginTop="4dp"
-                android:inputType="textUri"
-                android:hint="/storage/emulated/0/DCIM" />
+                android:orientation="horizontal"
+                android:gravity="center_vertical">
+
+                <EditText
+                    android:id="@+id/local"
+                    style="@style/Widget.Rsend.EditText"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:inputType="textUri"
+                    android:hint="/storage/emulated/0/DCIM" />
+
+                <Button
+                    android:id="@+id/browse"
+                    style="@style/Widget.Rsend.Button.Secondary"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="@dimen/space_s"
+                    android:text="Browse" />
+            </LinearLayout>
 
             <TextView
                 android:layout_width="match_parent"
diff --git a/app/src/main/res/layout/activity_picker.xml b/app/src/main/res/layout/activity_picker.xml
new file mode 100644
index 0000000..db4a044
--- /dev/null
+++ b/app/src/main/res/layout/activity_picker.xml
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/appRoot"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <include layout="@layout/app_toolbar" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:orientation="vertical"
+        android:padding="@dimen/space_m">
+
+        <TextView
+            android:id="@+id/currentPath"
+            style="@style/Widget.Rsend.Card"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textAppearance="@style/TextAppearance.Rsend.Mono"
+            android:textSize="12sp" />
+
+        <ScrollView
+            android:layout_width="match_parent"
+            android:layout_height="0dp"
+            android:layout_weight="1">
+
+            <LinearLayout
+                android:id="@+id/list"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical" />
+        </ScrollView>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            android:layout_marginTop="@dimen/space_m">
+
+            <Button
+                android:id="@+id/use"
+                style="@style/Widget.Rsend.Button.Primary"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:layout_marginEnd="@dimen/space_s"
+                android:text="Use this folder" />
+
+            <Button
+                android:id="@+id/cancel"
+                style="@style/Widget.Rsend.Button.Secondary"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text="Cancel" />
+        </LinearLayout>
+    </LinearLayout>
+</LinearLayout>
diff --git a/app/src/main/res/layout/item_dir.xml b/app/src/main/res/layout/item_dir.xml
new file mode 100644
index 0000000..651224c
--- /dev/null
+++ b/app/src/main/res/layout/item_dir.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    style="@style/Widget.Rsend.Card"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+    android:gravity="center_vertical"
+    android:clickable="true"
+    android:focusable="true"
+    android:foreground="?attr/selectableItemBackground">
+
+    <ImageView
+        android:layout_width="24dp"
+        android:layout_height="24dp"
+        android:layout_marginEnd="@dimen/space_m"
+        android:src="@drawable/ic_folder"
+        android:contentDescription="@null" />
+
+    <TextView
+        android:id="@+id/dirName"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:maxLines="1"
+        android:ellipsize="end"
+        android:textAppearance="@style/TextAppearance.Rsend.Title" />
+</LinearLayout>