Add OSC 7 support for Fish and PowerShell shells

pkg/util/shellutil/shellintegration/fish_wavefish.sh

@@ -7,4 +7,27 @@ wsh token "$WAVETERM_SWAPTOKEN" fish 2>/dev/null | source
 set -e WAVETERM_SWAPTOKEN
 
 # Load Wave completions
-wsh completion fish | source
+wsh completion fish | source
+
+# shell integration
+function _waveterm_si_blocked
+    # Check if we're in tmux or screen (using fish-native checks)
+    set -q TMUX; or set -q STY; or string match -q 'tmux*' -- $TERM; or string match -q 'screen*' -- $TERM
+end
+
+function _waveterm_si_osc7
+    _waveterm_si_blocked; and return
+    # Use fish-native URL encoding
+    set -l encoded_pwd (string escape --style=url -- $PWD)
+    printf '\033]7;file://%s%s\007' $hostname $encoded_pwd
+end
+
+# Hook OSC 7 to prompt and directory changes
+function _waveterm_si_prompt --on-event fish_prompt
+    _waveterm_si_osc7
+end
+
+# Also update on directory change
+function _waveterm_si_chpwd --on-variable PWD
+    _waveterm_si_osc7
+end

pkg/util/shellutil/shellintegration/pwsh_wavepwsh.sh

@@ -10,4 +10,45 @@ Remove-Variable -Name waveterm_swaptoken_output
 Remove-Item Env:WAVETERM_SWAPTOKEN
 
 # Load Wave completions
-wsh completion powershell | Out-String | Invoke-Expression
+wsh completion powershell | Out-String | Invoke-Expression
+
+# shell integration
+function Global:_waveterm_si_blocked {
+    # Check if we're in tmux or screen
+    return ($env:TMUX -or $env:STY -or $env:TERM -like "tmux*" -or $env:TERM -like "screen*")
+}
+
+function Global:_waveterm_si_osc7 {
+    if (_waveterm_si_blocked) { return }
+
+    # Get hostname (allow empty for file:/// format)
+    $hostname = $env:COMPUTERNAME
+    if (-not $hostname) {
+        $hostname = $env:HOSTNAME
+    }
+
+    # Percent-encode the raw path as-is (handles UNC, drive letters, etc.)
+    $encoded_pwd = [System.Uri]::EscapeDataString($PWD.Path)
+
+    # OSC 7 - current directory
+    Write-Host -NoNewline "`e]7;file://$hostname/$encoded_pwd`a"
+}
+
+# Hook OSC 7 to prompt
+function Global:_waveterm_si_prompt {
+    _waveterm_si_osc7
+}
+
+# Add the OSC 7 call to the prompt function
+if (Test-Path Function:\prompt) {
+    $global:_waveterm_original_prompt = $function:prompt
+    function Global:prompt {
+        _waveterm_si_prompt
+        & $global:_waveterm_original_prompt
+    }
+} else {
+    function Global:prompt {
+        _waveterm_si_prompt
+        "PS $($executionContext.SessionState.Path.CurrentLocation)$('>' * ($nestedPromptLevel + 1)) "
+    }
+}