Created
November 9, 2016 19:37
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PowerShell GUI - Enable a tab after user input and validation
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$logo = "$($env:temp)\FoxDeploy.png" | |
wget 'https://dl.dropboxusercontent.com/u/6268163/Foxdeploy_full.png' -OutFile $logo | |
#ERASE ALL THIS AND PUT XAML BELOW between the @" "@ | |
$inputXML = @" | |
<Window x:Class="WpfApplication1.MainWindow" | |
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" | |
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" | |
xmlns:d="http://schemas.microsoft.com/expression/blend/2008" | |
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" | |
xmlns:local="clr-namespace:WpfApplication1" | |
mc:Ignorable="d" | |
Title="MainWindow" Height="350" Width="525"> | |
<Grid Background="#FF2D2B2B"> | |
<TabControl x:Name="tabControl"> | |
<TabItem Header="Tab Number 1"> | |
<Grid Background="#FFE5E5E5"> | |
<TextBlock x:Name="textBlock" HorizontalAlignment="Left" TextWrapping="Wrap" VerticalAlignment="Top" Margin="43,76,0,0" Height="37" Width="266"><Run Text="Fill out this form to enable the rest of the UI"/><InlineUIContainer> | |
</InlineUIContainer></TextBlock> | |
<Image x:Name="image" HorizontalAlignment="Left" Height="62" Margin="44,9,0,0" VerticalAlignment="Top" Width="229" Source="$logo"/> | |
<TextBox x:Name="textBox" HorizontalAlignment="Left" Height="27" Margin="38,113,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="130"/> | |
</Grid> | |
</TabItem> | |
<TabItem Header="Tab Number 2" IsEnabled="False"> | |
<Grid Background="#FFE5E5E5"> | |
<TextBlock x:Name="textBlock1" HorizontalAlignment="Left" Height="153" Margin="68,58,0,0" TextWrapping="Wrap" Text="Welcome to page number 2" VerticalAlignment="Top" Width="388" FontSize="48"/> | |
</Grid> | |
</TabItem> | |
</TabControl> | |
</Grid> | |
</Window> | |
"@ | |
$inputXML = $inputXML -replace 'mc:Ignorable="d"','' -replace "x:N",'N' -replace '^<Win.*', '<Window' | |
[void][System.Reflection.Assembly]::LoadWithPartialName('presentationframework') | |
[xml]$XAML = $inputXML | |
#Read XAML | |
$reader=(New-Object System.Xml.XmlNodeReader $xaml) | |
try{$Form=[Windows.Markup.XamlReader]::Load( $reader )} | |
catch [System.Management.Automation.MethodInvocationException] { | |
Write-Warning "We ran into a problem with the XAML code. Check the syntax for this control..." | |
write-host $error[0].Exception.Message -ForegroundColor Red | |
if ($error[0].Exception.Message -like "*button*"){ | |
write-warning "Ensure your <button in the `$inputXML does NOT have a Click=ButtonClick property. PS can't handle this`n`n`n`n"} | |
} | |
catch{#if it broke some other way <span class="wp-smiley wp-emoji wp-emoji-bigsmile" title=":D">:D</span> | |
Write-Host "Unable to load Windows.Markup.XamlReader. Double-check syntax and ensure .net is installed." | |
} | |
#=========================================================================== | |
# Store Form Objects In PowerShell | |
#=========================================================================== | |
$xaml.SelectNodes("//*[@Name]") | %{Set-Variable -Name "WPF$($_.Name)" -Value $Form.FindName($_.Name)} | |
Function Get-FormVariables{ | |
if ($global:ReadmeDisplay -ne $true){Write-host "If you need to reference this display again, run Get-FormVariables" -ForegroundColor Yellow;$global:ReadmeDisplay=$true} | |
write-host "Found the following interactable elements from our form" -ForegroundColor Cyan | |
get-variable WPF* | |
} | |
Get-FormVariables | |
#=========================================================================== | |
# Use this space to add code to the various form elements in your GUI | |
#=========================================================================== | |
#Add a listener to enable the second tab, if the first tab is filled out | |
$WPFtextBox.Add_TextChanged({ | |
#this code runs when the text box content changes | |
#check to see if the length is 0, if so, stop | |
if ($WPFtextBox.Text.Length -eq 0){ | |
$WPFtabControl.Items[1].IsEnabled = $false | |
continue | |
} | |
$WPFtabControl.Items[1].IsEnabled = $true | |
}) | |
#Adding code to a button, so that when clicked, it pings a system | |
# $WPFbutton.Add_Click({ Test-connection -count 1 -ComputerName $WPFtextBox.Text | |
# }) | |
#=========================================================================== | |
# Shows the form | |
#=========================================================================== | |
$Form.ShowDialog() | out-null | |
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