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Added cap value report saver to wpf sample.

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This commit is contained in:
Eugene Wang 2017-02-03 07:06:44 -05:00
parent 676a4c640a
commit 24bd82670a
6 changed files with 77 additions and 14 deletions
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5
samples/Sample.WPF/MainWindow.xaml
View File

@ -44,7 +44,10 @@
</ListBox.ItemTemplate>
</ListBox>
<Label Content="Caps" Grid.Column="1"></Label>
<StackPanel Orientation="Horizontal" Grid.Column="1">
<Label Content="Caps" Grid.Column="1"></Label>
<Button Content="Save Reported" Command="{Binding SaveCapValuesCommand}" DataContext="{Binding SelectedSource}"></Button>
</StackPanel>
<TextBox Text="{Binding CapFilter, UpdateSourceTrigger=PropertyChanged}" DataContext="{Binding SelectedSource}"
Grid.Column="1" Grid.Row="1"
modern:TextBoxUI.WatermarkText="Find cap name"></TextBox>

4
samples/Sample.WPF/MainWindow.xaml.cs
View File

@ -34,10 +34,7 @@ namespace Sample.WPF
Messenger.Default.Register<RefreshCommandsMessage>(this, m => m.HandleIt());
Messenger.Default.Register<ChooseFileMessage>(this, m =>
{
if (m.Sender == DataContext)
{
m.HandleWithPlatform(this);
}
});
Messenger.Default.Register<MessageBoxMessage>(this, msg =>
{
@ -78,6 +75,7 @@ namespace Sample.WPF
}
protected override void OnClosed(EventArgs e)
{
Messenger.Default.Unregister(this);
_twainVM.CloseDown();
base.OnClosed(e);
}

4
samples/Sample.WPF/ViewModels/CapVM.cs
View File

@ -75,8 +75,6 @@ namespace Sample.WPF
}
}
public object MyProperty { get; set; }
public CapabilityId Cap { get; private set; }
public string Name
@ -85,7 +83,7 @@ namespace Sample.WPF
{
if (Cap > CapabilityId.CustomBase)
{
return "[Custom] " + ((int)Cap - (int)CapabilityId.CustomBase);
return "[CustomBase]+" + ((int)Cap - (int)CapabilityId.CustomBase);
}
return Cap.ToString();
}

58
samples/Sample.WPF/ViewModels/DataSourceVM.cs
View File

@ -1,11 +1,19 @@
using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command;
using GalaSoft.MvvmLight.Messaging;
using ModernWpf.Messages;
using NTwain;
using NTwain.Data;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Windows.Data;
using System.Windows.Input;
namespace Sample.WPF
{
@ -69,5 +77,55 @@ namespace Sample.WPF
}
public ObservableCollection<CapVM> Caps { get; private set; }
private ICommand _saveCapCommand;
public ICommand SaveCapValuesCommand
{
get
{
return _saveCapCommand ?? (_saveCapCommand = new RelayCommand(() =>
{
Messenger.Default.Send(new ChooseFileMessage(files =>
{
StringBuilder report = new StringBuilder();
report.Append("Cap values for TWAIN device ").AppendLine(DS.Name);
report.Append("Generated on ").AppendLine(DateTime.Now.ToString("yyyy/MM/dd hh:mm tt")).AppendLine();
foreach (CapVM cap in _capView)
{
report.Append(cap.Name).AppendLine(":");
try
{
report.Append('\t').Append("Maybe: ").Append(cap.Supports).AppendLine();
report.Append('\t').Append("Get: ");
foreach (var v in cap.Get())
{
report.Append(v).Append(',');
}
report.AppendLine();
report.Append('\t').Append("Current: ").Append(cap.GetCurrent()).AppendLine();
}
catch (Exception ex)
{
report.Append('\t').Append("Failed: ").Append(ex.Message).AppendLine();
}
report.AppendLine();
}
File.WriteAllText(files.First(), report.ToString());
using (Process.Start(files.First())) { }
})
{
Caption = "Choose Save File",
Filters = "Text files|*.txt",
InitialFileName = DS.Name + " capability",
Purpose = FilePurpose.Save,
});
}, () => DS.IsOpen));
}
}
}
}

7
src/NTwain/CapWrapper.cs
View File

@ -1,6 +1,7 @@
using NTwain.Data;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
@ -111,7 +112,9 @@ namespace NTwain
if (!_supports.HasValue && _source.IsOpen)
{
var srcVersion = _source.ProtocolVersion;
if (srcVersion >= ProtocolVersions.GetMinimumVersion(Capability))
var minVer = ProtocolVersions.GetMinimumVersion(Capability);
if (srcVersion >= minVer)
{
_supports = _source.Capabilities.QuerySupport(Capability);
@ -137,6 +140,7 @@ namespace NTwain
}
else
{
Debug.WriteLine("Cap " + Capability + " supports set to None due to rc=" + rc + ", cc=" + _source.GetStatus().ConditionCode);
_supports = QuerySupports.None;
}
}
@ -144,6 +148,7 @@ namespace NTwain
}
else
{
Debug.WriteLine("Cap " + Capability + " supports set to None due to not in required TWAIN version (" + minVer + ") not met by source (" + srcVersion + ").");
_supports = QuerySupports.None;
}
}

13
src/NTwain/ICapWrapper.cs
View File

@ -177,12 +177,13 @@ namespace NTwain
/// </summary>
/// <param name="value">The value.</param>
/// <returns></returns>
ReturnCode SetValue(TValue value);/// <summary>
///
/// A version of Set that uses an array.
/// </summary>
/// <param name="value">The value.</param>
/// <returns></returns>
ReturnCode SetValue(TValue value);
/// <summary>
/// A version of Set that uses an array.
/// </summary>
/// <param name="value">The value.</param>
/// <returns></returns>
ReturnCode SetValue(TWArray value);
/// <summary>