[NUITizenGallery] ScrollViewTest8 sample

NUITizenGallery/Examples/ScrollViewTest8/ScrollViewTest8.cs

@@ -0,0 +1,40 @@
+/*
+ * Copyright(c) 2021 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+using System;
+using Tizen.NUI;
+using Tizen.NUI.Components;
+
+namespace NUITizenGallery
+{
+    internal class ScrollViewTest8 : IExample
+    {
+        private Window window;
+        private ScrollViewTest8Page page;
+        public void Activate()
+        {
+            window = NUIApplication.GetDefaultWindow();
+            page = new ScrollViewTest8Page();
+            window.GetDefaultNavigator().Push(page);
+        }
+        public void Deactivate()
+        {
+            window.GetDefaultNavigator().Pop();
+            page = null; ;
+        }
+    }
+}

NUITizenGallery/Examples/ScrollViewTest8/ScrollViewTest8.xaml.cs

@@ -0,0 +1,97 @@
+/*
+ * Copyright(c) 2021 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+using System;
+using Tizen.NUI;
+using Tizen.NUI.BaseComponents;
+using Tizen.NUI.Components;
+
+namespace NUITizenGallery
+{
+    public partial class ScrollViewTest8Page : ContentPage
+    {
+        public ScrollViewTest8Page()
+        {
+            InitializeComponent();
+
+            for (int i = 0; i <= 200; ++i)
+            {
+                var t = new TextLabel
+                {
+                    Text = String.Format("I am label #{0}", i),
+                    HeightSpecification = 70,
+                    WidthSpecification = LayoutParamPolicies.MatchParent,
+                };
+                Scroller.Add(t);
+            }
+
+            btn1.Clicked += (o, e) =>
+            {
+                //ScrollStep +100
+            };
+
+            btn2.Clicked += (o, e) =>
+            {
+                //ScrollStep -100
+            };
+        }
+        protected override void Dispose(DisposeTypes type)
+        {
+            if (Disposed)
+            {
+                return;
+            }
+
+            if (type == DisposeTypes.Explicit)
+            {
+                RemoveAllChildren(true);
+            }
+
+            base.Dispose(type);
+        }
+
+        private void RemoveAllChildren(bool dispose = false)
+        {
+            RecursiveRemoveChildren(this, dispose);
+        }
+
+        private void RecursiveRemoveChildren(View parent, bool dispose)
+        {
+            if (parent == null)
+            {
+                return;
+            }
+
+            int maxChild = (int)parent.ChildCount;
+            for (int i = maxChild - 1; i >= 0; --i)
+            {
+                View child = parent.GetChildAt((uint)i);
+                if (child == null)
+                {
+                    continue;
+                }
+
+                RecursiveRemoveChildren(child, dispose);
+                parent.Remove(child);
+                if (dispose)
+                {
+                    child.Dispose();
+                }
+            }
+        }
+    }
+}
+

NUITizenGallery/NUITizenGallery.csproj

@@ -366,6 +366,9 @@
     <EmbeddedResource Include="res\layout\ScrollViewTest7Page.xaml">
       <Generator>MSBuild:Compile</Generator>
     </EmbeddedResource>
+    <EmbeddedResource Include="res\layout\ScrollViewTest8Page.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </EmbeddedResource>
     <EmbeddedResource Include="res\layout\SetColorTestPage.xaml">
       <Generator>MSBuild:Compile</Generator>
     </EmbeddedResource>
@@ -436,7 +439,7 @@
       <Generator>MSBuild:Compile</Generator>
     </EmbeddedResource>
     <EmbeddedResource Include="res\layout\TimePickerTestPage.xaml">
-    <Generator>MSBuild:Compile</Generator>
+      <Generator>MSBuild:Compile</Generator>
     </EmbeddedResource>
     <EmbeddedResource Include="res\layout\TimerTest1Page.xaml">
       <Generator>MSBuild:Compile</Generator>

NUITizenGallery/res/layout/ScrollViewTest8Page.xaml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<comp:ContentPage x:Class="NUITizenGallery.ScrollViewTest8Page"
+  xmlns="http://tizen.org/Tizen.NUI/2018/XAML"
+  xmlns:base="clr-namespace:Tizen.NUI.BaseComponents;assembly=Tizen.NUI"
+  xmlns:comp="clr-namespace:Tizen.NUI.Components;assembly=Tizen.NUI.Components"
+  xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+           WidthSpecification="{Static LayoutParamPolicies.MatchParent}"
+           HeightSpecification="{Static LayoutParamPolicies.MatchParent}"
+           BackgroundColor="White"
+           PositionUsesPivotPoint="True"
+           ParentOrigin="Center"
+           PivotPoint="Center">
+
+	<comp:ContentPage.AppBar>
+		<comp:AppBar x:Name="appBar" Title="ScrollViewTest8"/>
+	</comp:ContentPage.AppBar>
+
+	<comp:ContentPage.Content>
+		<base:View x:Name="rootView" WidthSpecification="{Static LayoutParamPolicies.MatchParent}" HeightSpecification="{Static LayoutParamPolicies.MatchParent}">
+			<base:View.Layout>
+				<LinearLayout LinearOrientation="Vertical" LinearAlignment="Begin" CellPadding="10, 10"/>
+			</base:View.Layout>
+			<comp:Button x:Name="btn1" Text="+100 Vertical Scroll Step" WidthSpecification="{Static LayoutParamPolicies.MatchParent}"  HeightSpecification="100" CellHorizontalAlignment="Center"/>
+			<comp:Button x:Name="btn2" Text="-100 Vertical Scroll Step" WidthSpecification="{Static LayoutParamPolicies.MatchParent}"  HeightSpecification="100" CellHorizontalAlignment="Center"/>
+			<comp:ScrollableBase x:Name="Scroller" ScrollingDirection="Vertical" HideScrollbar="false" WidthSpecification="{Static LayoutParamPolicies.MatchParent}" HeightSpecification="{Static LayoutParamPolicies.MatchParent}" >
+				<comp:ScrollableBase.Layout>
+					<LinearLayout LinearOrientation="Vertical" CellPadding="10, 10"/>
+				</comp:ScrollableBase.Layout>
+			</comp:ScrollableBase>
+		</base:View>
+	</comp:ContentPage.Content>
+</comp:ContentPage>
+