DotupPsEssentials

1.0.43

Public/Set-AlwaysOnTop.ps1


$signature = @"
     
    [DllImport("user32.dll")]
    public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
 
    public static IntPtr FindWindow(string windowName){
        return FindWindow(null,windowName);
    }
 
    [DllImport("user32.dll")]
    public static extern bool SetWindowPos(IntPtr hWnd,
    IntPtr hWndInsertAfter, int X,int Y, int cx, int cy, uint uFlags);
 
    [DllImport("user32.dll")]
    public static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);
 
    static readonly IntPtr HWND_TOPMOST = new IntPtr(-1);
    static readonly IntPtr HWND_NOTOPMOST = new IntPtr(-2);
 
    const UInt32 SWP_NOSIZE = 0x0001;
    const UInt32 SWP_NOMOVE = 0x0002;
 
    const UInt32 TOPMOST_FLAGS = SWP_NOMOVE | SWP_NOSIZE;
 
    public static void MakeTopMost (IntPtr fHandle)
    {
        SetWindowPos(fHandle, HWND_TOPMOST, 0, 0, 0, 0, TOPMOST_FLAGS);
    }
 
    public static void MakeNormal (IntPtr fHandle)
    {
        SetWindowPos(fHandle, HWND_NOTOPMOST, 0, 0, 0, 0, TOPMOST_FLAGS);
    }
"@


$app = Add-Type -MemberDefinition $signature -Name Win32Window -Namespace ScriptFanatic.WinAPI -ReferencedAssemblies System.Windows.Forms -Using System.Windows.Forms -PassThru

function Set-AlwaysOnTop
{
    param(        
        [Parameter(
            Position=0,ValueFromPipelineByPropertyName=$true
        )][Alias('MainWindowHandle')]$hWnd=0,

        [Parameter()][switch]$Disable
    )
    
    if($hWnd -ne 0)
    {
        if($Disable)
        {
            Write-Verbose "Set process handle :$hWnd to NORMAL state"
            $null = $app::MakeNormal($hWnd)
            return
        }
        
        Write-Verbose "Set process handle :$hWnd to TOPMOST state"
        $null = $app::MakeTopMost($hWnd)
    }
    else
    {
        Write-Verbose "$hWnd is 0"
    }
}

function getOpenApplications(){

    $openApplications = Get-Process | Where-Object {$_.MainWindowTitle -ne ""} | Select-Object MainWindowTitle 

    #This block was for getting a windows explorer window, which supposedlly didn't get caught in the above line, but it is...
    #$a = New-Object -com "Shell.Application"
    #$b = $a.windows() | select-object LocationName
    #$c = "Windows Explorer: " + $b.LocationName
    #$openApplications += $c

    return $openApplications
}

function Get-WindowByTitle($WindowTitle="*")
{
    Write-Verbose "WindowTitle is: $WindowTitle"
    
    if($WindowTitle -eq "*")
    {
        Write-Verbose "WindowTitle is *, print all windows title"
        Get-Process | Where-Object {$_.MainWindowTitle} | Select-Object Id,Name,MainWindowHandle,MainWindowTitle
    }
    else
    {
        Write-Verbose "WindowTitle is $WindowTitle"
        Get-Process | Where-Object {$_.MainWindowTitle -like "*$WindowTitle*"} | Select-Object Id,Name,MainWindowHandle,MainWindowTitle
    }
}


function forceApplicationOnTop($chosenApplication){

    #Exaples:

    # set powershell console on top of other windows
    #gps powershell | Set-AlwaysOnTop

    # unset
    #gps powershell | Set-AlwaysOnTop -disable


    # set an application on top of other windows by its windows title (wildcard is supported)
    #Get-WindowByTitle *pad* | Set-AlwaysOnTop

    # unset
    #Get-WindowByTitle textpad | Set-AlwaysOnTop-Disable

    Write-Host "Chosen Window: "$chosenApplication

    $openApplications = getOpenApplications
    
    $openApplications | ForEach-Object {
        Get-WindowByTitle $_.MainWindowTitle | Set-AlwaysOnTop-Disable
    }

    Get-WindowByTitle $chosenApplication | Set-AlwaysOnTop

}

# $openApplications = getOpenApplications
# $chosenApplication = createDropdownBox($openApplications)
# forceApplicationOnTop($chosenApplication)