WPF & DevExpress wait indicator

 

 

 

 

 

 

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:local="clr-namespace:WpfSample.DevTest" xmlns:dxlc="http://schemas.devexpress.com/winfx/2008/xaml/layoutcontrol" xmlns:dx="http://schemas.devexpress.com/winfx/2008/xaml/core" xmlns:Serialization="clr-namespace:DevExpress.Xpf.LayoutControl.Serialization;assembly=DevExpress.Xpf.LayoutControl.v17.2" xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors" xmlns:dxb="http://schemas.devexpress.com/winfx/2008/xaml/bars" xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" x:Class="WpfSample.DevTest.Grid20CRUDList" mc:Ignorable="d" d:DesignHeight="800" d:DesignWidth="1280" Title="Grid01"> <StackPanel Margin="0,10,10,10"> <dxlc:LayoutControl HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Orientation="Vertical" > <dxlc:LayoutGroup Header="Button" View="GroupBox" HorizontalAlignment="Stretch" > <dx:SimpleButton x:Name="btnSearch" Content="Search" HorizontalAlignment="Left" Click="Button_Click" /> <dx:SimpleButton x:Name="btnRowAdd" Content="Row Add" HorizontalAlignment="Left" Click="BtnRowAdd_Click" /> <dx:SimpleButton x:Name="btnRowDelete" Content="Row Delete" HorizontalAlignment="Left" Click="BtnRowDelete_Click" /> <dx:SimpleButton x:Name="btnSave" Content="Save" HorizontalAlignment="Left" Click="BtnSave_Click" /> </dxlc:LayoutGroup> </dxlc:LayoutControl> <dxlc:LayoutControl HorizontalAlignment="Stretch" VerticalAlignment="Stretch" Orientation="Vertical"> <dxlc:LayoutGroup Grid.Row="0" Header="Grid" View="GroupBox" HorizontalAlignment="Stretch" Height="500" > <Grid> <Grid.RowDefinitions> <RowDefinition/> </Grid.RowDefinitions> <dxg:GridControl Grid.Row="0" x:Name="gcGrid" > <dxg:GridControl.Columns > <dxg:GridColumn FieldName="TestText" Header="TestText" Width="100" ReadOnly="False"/> <dxg:GridColumn FieldName="OrderDate" Header="OrderDate" Width="100" ReadOnly="False" /> <dxg:GridColumn FieldName="SubTotal1" Header="SubTotal1" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings DisplayFormat="#,###.00" MaskType="Numeric" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="SubTotal2" Header="SubTotal2" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings MaskType="Numeric" MaskUseAsDisplayFormat="True" Mask="c" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="SubTotal3" Header="SubTotal3" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings MaskType="Numeric" MaskUseAsDisplayFormat="True" Mask="c" MaskCulture="ja-JP" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="SubTotal4" Header="SubTotal4" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings MaskType="Numeric" MaskUseAsDisplayFormat="True" Mask="c" MaskCulture="en-US" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="TaxAmt" Header="TaxAmt" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings DisplayFormat="#,###.00" MaskType="Numeric" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="Freight" Header="Freight" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings MaskType="Numeric" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="TotalDue" Header="TotalDue" Width="100" ReadOnly="False"/> <dxg:GridColumn FieldName="DateMask" Header="DateMask" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings Mask="0000-00-00" MaskType="Simple" MaskShowPlaceHolders="False" MaskUseAsDisplayFormat="True" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="phoneNo" Header="phoneNo" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings Mask="\d{3}-\d{4}-\d{4}" MaskType="RegEx" MaskUseAsDisplayFormat="True" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> <dxg:GridColumn FieldName="rate" Header="rate" Width="100" ReadOnly="False"> <dxg:GridColumn.EditSettings> <dxe:TextEditSettings MaskUseAsDisplayFormat="True" MaskType="Numeric" Mask="P" /> </dxg:GridColumn.EditSettings> </dxg:GridColumn> </dxg:GridControl.Columns> <dxg:GridControl.View> <dxg:TableView x:Name="tvView" ShowIndicator="True" IndicatorWidth="20" CellValueChanged="TvView_CellValueChanged"> <dxg:TableView.RowCellMenuCustomizations> <dxb:BarButtonItem Name="addRow" Content="Add Row" ItemClick="AddRow_ItemClick" /> <dxb:BarButtonItem Name="delRow" Content="Delete Row" ItemClick="DelRow_ItemClick" /> </dxg:TableView.RowCellMenuCustomizations> </dxg:TableView> </dxg:GridControl.View> </dxg:GridControl> <dx:WaitIndicator Grid.Row="0" x:Name="wiWait" DeferedVisibility="True" Visibility="Hidden" Content="" VerticalAlignment="Center" HorizontalAlignment="Center"> <dx:WaitIndicator.ContentTemplate> <DataTemplate> <StackPanel Orientation="Vertical"> <TextBlock Text="Please Wait" FontSize="20"/> <TextBlock Text="Loading..."/> </StackPanel> </DataTemplate> </dx:WaitIndicator.ContentTemplate> </dx:WaitIndicator> </Grid> </dxlc:LayoutGroup> </dxlc:LayoutControl> </StackPanel> </Page>

 

 

 

 

using System; using System.Collections.Generic; using System.Linq; using System.Data; using System.Windows; using System.Windows.Controls; using System.Threading; using DTO.Common.Common; using BIZ.Common.Dac; using System.Windows.Threading; using System.Threading.Tasks; namespace WpfSample.DevTest { /// <summary> /// Grid18CRUD.xaml에 대한 상호 작용 논리 /// </summary> public partial class Grid20CRUDList : Page { public Grid20CRUDList() { InitializeComponent(); //GetBindGrid(); } private async Task GetBindGrid() { wiWait.Visibility = Visibility.Visible; await Task.Run(() => DoWork()); //List //var data = (new CommonCodeDAO()).Z_UP_PurchaseOrderHeader_T_LIST(""); //gcGrid.ItemsSource = data; //wiWait.Visibility = Visibility.Hidden; } private void DoWork() { Thread.Sleep(5000); Dispatcher.Invoke(DispatcherPriority.Normal, new Action(delegate { var data = (new CommonCodeDAO()).Z_UP_PurchaseOrderHeader_T_LIST(""); gcGrid.ItemsSource = data; wiWait.Visibility = Visibility.Hidden; })); } private void BtnRowAdd_Click(object sender, RoutedEventArgs e) { tvView.AddNewRow(); } private void BtnRowDelete_Click(object sender, RoutedEventArgs e) { tvView.DeleteRow(tvView.FocusedRowHandle); } private void Button_Click(object sender, RoutedEventArgs e) { GetBindGrid(); } private void AddRow_ItemClick(object sender, DevExpress.Xpf.Bars.ItemClickEventArgs e) { tvView.AddNewRow(); } private void DelRow_ItemClick(object sender, DevExpress.Xpf.Bars.ItemClickEventArgs e) { tvView.DeleteRow(tvView.FocusedRowHandle); //delete... } private void TvView_CellValueChanged(object sender, DevExpress.Xpf.Grid.CellValueChangedEventArgs e) { //RowStatus value change. ((PurchaseOrderHeader)e.Cell.Row).RowStatus = "Update"; } private void BtnSave_Click(object sender, RoutedEventArgs e) { var lst = gcGrid.ItemsSource as List<PurchaseOrderHeader>; //select when RowStatus value is 'Update' var lst1 = lst.Where(x => x.RowStatus == "Update"); } } }

 

 

 

 

 

Wait Indicator

docs.devexpress.com/WPF/114373/controls-and-libraries/windows-and-utility-controls/wait-indicator

 

How to show WaitIndicator over other controls

supportcenter.devexpress.com/ticket/details/t459315/how-to-show-waitindicator-over-other-controls