PRA-only-demo/resources/desktop-picker.ps1

137 lines
6.6 KiB
PowerShell

param([string]$Mode = "element")
$ErrorActionPreference = "Continue";
$logPath = "D:/RPA/test-output/desktop-picker.log";
function Write-PickLog([string]$msg) {
try { Add-Content -Path $logPath -Value ((Get-Date -Format "HH:mm:ss.fff") + " | " + $msg) -Encoding UTF8 } catch {}
}
Write-PickLog ("=== start Mode=$Mode ===")
Add-Type -AssemblyName UIAutomationClient, UIAutomationTypes, WindowsBase
Add-Type -AssemblyName System.Windows.Forms
Write-PickLog "assemblies ok"
Add-Type -MemberDefinition '[DllImport("user32.dll")] public static extern short GetAsyncKeyState(int key); [DllImport("user32.dll", CharSet = CharSet.Unicode)] public static extern int GetWindowTextW(IntPtr h, System.Text.StringBuilder sb, int max);' -Name PickW32 -Namespace RpaPick | Out-Null
Write-PickLog "w32 ok"
if ($Mode -eq "windows") {
$wins = @()
foreach ($p in Get-Process) { if ($p.MainWindowHandle -ne [IntPtr]::Zero -and $p.MainWindowTitle) { $wins += @{ title = $p.MainWindowTitle; process = $p.ProcessName } } }
Write-PickLog "windows: $($_wins.Count)"
Write-Output (ConvertTo-Json $wins -Compress -AsArray)
exit 0
}
$info = New-Object System.Windows.Forms.Form
$info.FormBorderStyle = [System.Windows.Forms.FormBorderStyle]::None
$info.TopMost = $true
$info.ShowInTaskbar = $false
$info.StartPosition = [System.Windows.Forms.FormStartPosition]::Manual
$sw2 = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds.Width
$info.Location = New-Object System.Drawing.Point(([int]($sw2 / 2) - 280), 10)
$info.Size = New-Object System.Drawing.Size(560, 64)
$info.BackColor = [System.Drawing.Color]::FromArgb(15, 40, 90)
$info.Opacity = 0.92
$infoLabel = New-Object System.Windows.Forms.Label
$infoLabel.Dock = [System.Windows.Forms.DockStyle]::Fill
$infoLabel.ForeColor = [System.Drawing.Color]::White
$infoLabel.Font = New-Object System.Drawing.Font("Microsoft YaHei", 11)
$infoLabel.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
$infoLabel.Text = "移动鼠标到目标元素上"
$info.Controls.Add($infoLabel)
$hl = New-Object System.Windows.Forms.Form
$hl.FormBorderStyle = [System.Windows.Forms.FormBorderStyle]::None
$hl.TopMost = $true
$hl.ShowInTaskbar = $false
$hl.StartPosition = [System.Windows.Forms.FormStartPosition]::Manual
$hl.BackColor = [System.Drawing.Color]::Red
$hl.Opacity = 0.35
function Set-HighlightBox([int]$x, [int]$y, [int]$w, [int]$h) {
$hl.Location = New-Object System.Drawing.Point(($x - 2), ($y - 2))
$hl.Size = New-Object System.Drawing.Size(($w + 4), ($h + 4))
$hl.Show()
}
function Hide-Highlight { $hl.Hide() }
function Get-DeepestAtPoint([double]$px, [double]$py) {
$point = New-Object System.Windows.Point($px, $py)
$cur = [System.Windows.Automation.AutomationElement]::FromPoint($point)
if (-not $cur) { return $null }
for ($depth = 0; $depth -lt 25; $depth++) {
$children = $cur.FindAll([System.Windows.Automation.TreeScope]::Children, [System.Windows.Automation.Condition]::TrueCondition)
$next = $null
$nextArea = [double]::MaxValue
foreach ($c in $children) {
try {
$r = $c.Current.BoundingRectangle
if ($r.Width -gt 1 -and $r.Height -gt 1 -and $px -ge $r.X -and $px -le ($r.X + $r.Width) -and $py -ge $r.Y -and $py -le ($r.Y + $r.Height)) {
$area = $r.Width * $r.Height
if ($area -lt $nextArea) { $next = $c; $nextArea = $area }
}
} catch {}
}
if (-not $next) { break }
$cur = $next
}
return $cur
}
$info.Show()
$stage = "hover"
$chain = New-Object System.Collections.ArrayList
$selIdx = -1
$prevSpace = $false
$prevPgUp = $false
$prevPgDn = $false
Write-PickLog "loop start"
while ($true) {
try {
$space = ([RpaPick.PickW32]::GetAsyncKeyState(32) -band 0x8000) -ne 0
$esc = ([RpaPick.PickW32]::GetAsyncKeyState(27) -band 0x8000) -ne 0
$pgUp = ([RpaPick.PickW32]::GetAsyncKeyState(33) -band 0x8000) -ne 0
$pgDn = ([RpaPick.PickW32]::GetAsyncKeyState(34) -band 0x8000) -ne 0
if ($esc) { Write-PickLog "esc"; break }
if ($stage -eq "hover") {
$ptX = [System.Windows.Forms.Cursor]::Position.X
$ptY = [System.Windows.Forms.Cursor]::Position.Y
$el = Get-DeepestAtPoint $ptX $ptY
if ($el) {
$c = $el.Current
$ctrlName = $c.ControlType.ProgrammaticName.Replace("ControlType.", "")
Set-HighlightBox ([int]$c.Current.BoundingRectangle.X) ([int]$c.Current.BoundingRectangle.Y) ([int]$c.Current.BoundingRectangle.Width) ([int]$c.Current.BoundingRectangle.Height)
$infoLabel.Text = "名称: " + $c.Name + " 类型: " + $ctrlName + " [空格]锁定 [Esc]取消"
} else { Hide-Highlight }
if ($space -and -not $prevSpace -and $el) {
Write-PickLog "space lock"
$stage = "locked"
$chain = New-Object System.Collections.ArrayList
$walker = [System.Windows.Automation.TreeWalker]::ControlViewWalker
$cur = $el
while ($cur -and -not $cur.Equals([System.Windows.Automation.AutomationElement]::RootElement)) {
$c = $cur.Current
$r = $c.BoundingRectangle
[void]$chain.Insert(0, @{ el = $cur; name = [string]$c.Name; automationId = [string]$c.AutomationId; controlType = $c.ControlType.ProgrammaticName.Replace("ControlType.", ""); x = [int]$r.X; y = [int]$r.Y; w = [int]$r.Width; h = [int]$r.Height })
$cur = $walker.GetParent($cur)
}
$selIdx = $chain.Count - 1
Write-PickLog ("locked chain=" + $chain.Count)
$infoLabel.Text = "已锁定 [" + ($selIdx + 1) + "/" + $chain.Count + "] [PageUp/PageDown]调层级 [空格]确认回填 [Esc]取消"
}
}
if ($stage -eq "locked") {
$item = $chain[$selIdx]
if ($item) {
Set-HighlightBox $item.x $item.y $item.w $item.h
$infoLabel.Text = "层级 " + ($selIdx + 1) + "/" + $chain.Count + " 名称: " + $item.name + " 类型: " + $item.controlType + " [PageUp/PageDown]调层级 [空格]确认 [Esc]取消"
}
if ($pgUp -and -not $prevPgUp -and $selIdx -gt 0) { $selIdx -= 1 }
if ($pgDn -and -not $prevPgDn -and $selIdx -lt ($chain.Count - 1)) { $selIdx += 1 }
if ($space -and -not $prevSpace) {
$item = $chain[$selIdx]
$rootTitle = ""
foreach ($it in $chain) { if ($it.name) { $rootTitle = $it.name; break } }
$result = @{ selected = $selIdx; window = $rootTitle; name = $item.name; automationId = $item.automationId; controlType = $item.controlType; x = $item.x; y = $item.y; w = $item.w; h = $item.h }
break
}
}
} catch {
Write-PickLog ("LOOP ERR: " + $_.Exception.Message)
}
Start-Sleep -Milliseconds 60
}
$info.Close()
$hl.Close()
if ($result) { Write-Output (ConvertTo-Json $result -Compress) } else { Write-Output (ConvertTo-Json @{ cancelled = $true } -Compress) }