src-tauri/Cargo.lock

@@ -1392,6 +1392,19 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "git_lite"
+version = "0.1.0"
+dependencies = [
+ "keyring",
+ "serde",
+ "serde_json",
+ "tauri",
+ "tauri-build",
+ "tauri-plugin-dialog",
+ "tauri-plugin-updater",
+]
+
 [[package]]
 name = "glib"
 version = "0.18.5"
@@ -4121,19 +4134,6 @@ dependencies = [
  "toml 1.1.2+spec-1.1.0",
 ]
 
-[[package]]
-name = "tauri_git_lite"
-version = "0.1.0"
-dependencies = [
- "keyring",
- "serde",
- "serde_json",
- "tauri",
- "tauri-build",
- "tauri-plugin-dialog",
- "tauri-plugin-updater",
-]
-
 [[package]]
 name = "tempfile"
 version = "3.27.0"

src-tauri/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "tauri_git_lite"
+name = "git_lite"
 version = "0.1.0"
 description = "Rust backend for a lightweight Git desktop client"
 edition = "2021"

src-tauri/src/git.rs

@@ -214,6 +214,22 @@ pub fn open_repo_in_explorer(path: String) -> Result<(), String> {
     open_path_in_file_manager(&repo)
 }
 
+#[tauri::command]
+pub fn open_repository_file(path: String, file: String) -> Result<(), String> {
+    let repo = resolve_repo(&path)?;
+    validate_files(std::slice::from_ref(&file))?;
+    let file_path = resolve_repo_child_path(&repo, &file)?;
+
+    if !file_path.exists() {
+        return Err(format!("Datei '{file}' existiert im Working Tree nicht."));
+    }
+    if !file_path.is_file() {
+        return Err(format!("'{file}' ist keine Datei."));
+    }
+
+    reveal_path_in_file_manager(&file_path)
+}
+
 #[derive(Debug, Clone, Serialize)]
 pub struct RepositoryBundle {
     pub status: GitStatus,
@@ -786,15 +802,60 @@ pub fn list_repository_files(path: String) -> Result<Vec<GitRepositoryFile>, Str
 }
 
 #[tauri::command]
-pub fn list_file_history(
+pub async fn list_file_history(
     path: String,
     file: String,
     limit: Option<u32>,
+    request_id: Option<String>,
+    state: tauri::State<'_, SearchCancellationState>,
 ) -> Result<Vec<GitCommit>, String> {
-    let repo = resolve_repo(&path)?;
+    let state = state.inner().clone();
+
+    tauri::async_runtime::spawn_blocking(move || {
+        let repo = resolve_repo(&path)?;
+        let request_id = request_id
+            .map(|id| id.trim().to_string())
+            .filter(|id| !id.is_empty());
+        let cancellation = request_id.as_ref().map(|request_id| SearchCancellation {
+            state: state.clone(),
+            search_id: request_id.clone(),
+        });
+
+        let result = list_file_history_core(&repo, file, limit, cancellation.as_ref());
+
+        if let Some(request_id) = request_id.as_deref() {
+            let _ = state.clear(request_id);
+        }
+
+        result
+    })
+    .await
+    .map_err(|err| format!("Dateihistorie konnte nicht geladen werden: {err}"))?
+}
+
+#[tauri::command]
+pub fn cancel_file_history(
+    request_id: String,
+    state: tauri::State<'_, SearchCancellationState>,
+) -> Result<(), String> {
+    let request_id = request_id.trim();
+    if request_id.is_empty() {
+        return Ok(());
+    }
+
+    state.cancel(request_id)
+}
+
+fn list_file_history_core(
+    repo: &Path,
+    file: String,
+    limit: Option<u32>,
+    cancellation: Option<&SearchCancellation>,
+) -> Result<Vec<GitCommit>, String> {
+    check_search_cancelled(cancellation)?;
     validate_files(std::slice::from_ref(&file))?;
 
-    if verify_commit(&repo, "HEAD").is_err() {
+    if verify_commit(repo, "HEAD").is_err() {
         return Ok(Vec::new());
     }
 
@@ -806,13 +867,14 @@ pub fn list_file_history(
         OsString::from("-n"),
         OsString::from(limit),
     ];
-    if !is_repository_folder_path(&repo, &file)? {
+    if !is_repository_folder_path(repo, &file)? {
         args.push(OsString::from("--follow"));
     }
     args.extend([OsString::from("--"), OsString::from(file)]);
-    let output = run_git(&repo, args)?;
+    let output = run_git_cancellable(repo, args, cancellation, "Git-Dateihistorie fehlgeschlagen")?;
+    check_search_cancelled(cancellation)?;
 
-    parse_commit_log(&repo, &output)
+    parse_commit_log(repo, &output)
 }
 
 #[tauri::command]
@@ -1416,6 +1478,69 @@ fn open_path_in_file_manager(path: &Path) -> Result<(), String> {
     Ok(())
 }
 
+fn resolve_repo_child_path(repo: &Path, child: &str) -> Result<PathBuf, String> {
+    let child_path = Path::new(child);
+    if child_path.is_absolute()
+        || child_path.components().any(|component| {
+            matches!(
+                component,
+                std::path::Component::ParentDir
+                    | std::path::Component::RootDir
+                    | std::path::Component::Prefix(_)
+            )
+        })
+    {
+        return Err("Dateipfad muss innerhalb des Repositorys liegen.".to_string());
+    }
+
+    let candidate = repo.join(child_path);
+    let repo = repo
+        .canonicalize()
+        .map_err(|err| format!("Repository-Pfad konnte nicht aufgeloest werden: {err}"))?;
+    let candidate = candidate
+        .canonicalize()
+        .map_err(|err| format!("Dateipfad konnte nicht aufgeloest werden: {err}"))?;
+
+    if !candidate.starts_with(&repo) {
+        return Err("Dateipfad liegt ausserhalb des Repositorys.".to_string());
+    }
+
+    Ok(candidate)
+}
+
+#[cfg(windows)]
+fn reveal_path_in_file_manager(path: &Path) -> Result<(), String> {
+    let native_path = path.to_string_lossy().replace('/', "\\");
+    let mut command = Command::new("explorer.exe");
+    command.arg(format!("/select,{native_path}"));
+    command.creation_flags(CREATE_NO_WINDOW);
+    command
+        .spawn()
+        .map_err(|err| format!("Explorer konnte nicht gestartet werden: {err}"))?;
+    Ok(())
+}
+
+#[cfg(target_os = "macos")]
+fn reveal_path_in_file_manager(path: &Path) -> Result<(), String> {
+    Command::new("open")
+        .arg("-R")
+        .arg(path)
+        .spawn()
+        .map_err(|err| format!("Finder konnte nicht gestartet werden: {err}"))?;
+    Ok(())
+}
+
+#[cfg(all(unix, not(target_os = "macos")))]
+fn reveal_path_in_file_manager(path: &Path) -> Result<(), String> {
+    // No universal "select this file" flag across Linux file managers; open its folder instead.
+    let target = path.parent().unwrap_or(path);
+    Command::new("xdg-open")
+        .arg(target)
+        .spawn()
+        .map_err(|err| format!("Dateimanager konnte nicht gestartet werden: {err}"))?;
+    Ok(())
+}
+
 fn verify_commit(repo: &Path, commit: &str) -> Result<String, String> {
     let commit = commit.trim();
     if commit.is_empty() {
@@ -1518,7 +1643,9 @@ fn detect_worktree_renames(repo: &Path, files: &mut Vec<GitFileStatus>) {
 
     for (old_path, new_path) in renames {
         files.retain(|f| {
-            !(f.path == old_path && f.staged.is_none() && f.unstaged == Some(FileStatusKind::Deleted))
+            !(f.path == old_path
+                && f.staged.is_none()
+                && f.unstaged == Some(FileStatusKind::Deleted))
                 && !(f.path == new_path
                     && f.staged.is_none()
                     && f.unstaged == Some(FileStatusKind::Untracked))
@@ -1573,11 +1700,7 @@ fn worktree_blob_hashes(repo: &Path, paths: &[String]) -> Result<Vec<(String, St
         .filter(|line| !line.is_empty())
         .collect();
 
-    Ok(paths
-        .iter()
-        .cloned()
-        .zip(hashes)
-        .collect())
+    Ok(paths.iter().cloned().zip(hashes).collect())
 }
 
 fn repository_files(repo: &Path) -> Result<Vec<GitRepositoryFile>, String> {
@@ -4052,12 +4175,8 @@ mod tests {
         run_git_test(&repo.path, ["add", "other.txt"]);
         run_git_test(&repo.path, ["commit", "-q", "-m", "touch other"]);
 
-        let commits = list_file_history(
-            repo.path.to_string_lossy().to_string(),
-            "old.txt".to_string(),
-            Some(10),
-        )
-        .unwrap();
+        let commits =
+            list_file_history_core(&repo.path, "old.txt".to_string(), Some(10), None).unwrap();
 
         assert_eq!(commits.len(), 2);
         assert_eq!(commits[0].summary, "touch selected");
@@ -4080,15 +4199,34 @@ mod tests {
         run_git_test(&repo.path, ["add", "."]);
         run_git_test(&repo.path, ["commit", "-q", "-m", "src update"]);
 
-        let commits = list_file_history(
-            repo.path.to_string_lossy().to_string(),
-            "src".to_string(),
-            Some(10),
-        )
-        .unwrap();
+        let commits =
+            list_file_history_core(&repo.path, "src".to_string(), Some(10), None).unwrap();
 
         assert_eq!(commits.len(), 2);
         assert_eq!(commits[0].summary, "src update");
         assert_eq!(commits[1].summary, "src initial");
     }
+
+    #[test]
+    fn list_file_history_can_be_cancelled() {
+        let repo = init_temp_repo("file_history_cancelled");
+        commit_initial_file(&repo.path);
+
+        let state = SearchCancellationState::default();
+        state
+            .cancel("file-history-test")
+            .expect("cancel flag should be set");
+
+        let result = list_file_history_core(
+            &repo.path,
+            "old.txt".to_string(),
+            Some(10),
+            Some(&SearchCancellation {
+                state,
+                search_id: "file-history-test".to_string(),
+            }),
+        );
+
+        assert_eq!(result.unwrap_err(), SEARCH_CANCELLED_MESSAGE);
+    }
 }

src-tauri/src/main.rs

@@ -3,13 +3,14 @@
 mod git;
 
 use git::{
-    apply_file_patch, cancel_code_search, checkout_branch, commit, compare_commits,
-    compare_file_to_head, compare_file_to_parent, create_branch, cred_delete, cred_load, cred_save,
-    delete_branch, diff_file_against_working_tree, get_file_patch, get_remote_url, get_status,
-    list_branches, list_commits, list_file_history, list_repository_files, merge_branch,
-    open_repo_in_explorer, open_repository, open_repository_bundle, pull, push, read_conflict,
-    rename_branch, resolve_conflict, resolve_conflict_side, restore_file_from_commit,
-    restore_files, restore_to_commit, search_code_introductions, stage_files, unstage_files,
+    apply_file_patch, cancel_code_search, cancel_file_history, checkout_branch, commit,
+    compare_commits, compare_file_to_head, compare_file_to_parent, create_branch, cred_delete,
+    cred_load, cred_save, delete_branch, diff_file_against_working_tree, get_file_patch,
+    get_remote_url, get_status, list_branches, list_commits, list_file_history,
+    list_repository_files, merge_branch, open_repo_in_explorer, open_repository,
+    open_repository_bundle, open_repository_file, pull, push, read_conflict, rename_branch,
+    resolve_conflict, resolve_conflict_side, restore_file_from_commit, restore_files,
+    restore_to_commit, search_code_introductions, stage_files, unstage_files,
     SearchCancellationState,
 };
 
@@ -21,6 +22,7 @@ fn main() {
         .invoke_handler(tauri::generate_handler![
             open_repository,
             open_repo_in_explorer,
+            open_repository_file,
             get_status,
             list_branches,
             checkout_branch,
@@ -42,6 +44,7 @@ fn main() {
             list_repository_files,
             open_repository_bundle,
             list_file_history,
+            cancel_file_history,
             compare_commits,
             compare_file_to_head,
             compare_file_to_parent,

src/App.svelte

@@ -27,6 +27,7 @@
     commit,
     compareCommits,
     cancelCodeSearch,
+    cancelFileHistory,
     applyFilePatch,
     createBranch,
     deleteBranch,
@@ -39,6 +40,7 @@
     listRepositoryFiles,
     mergeBranch,
     openRepoInExplorer,
+    openRepositoryFile,
     openRepositoryBundle,
     pull,
     push,
@@ -119,6 +121,7 @@
   let fileHistory: GitCommit[] = [];
   let fileHistoryLoading = false;
   let fileHistoryRequestId = 0;
+  let activeFileHistoryRequestId = "";
   let commitMessage = "";
   let errorMessage = "";
   let operation = "";
@@ -207,6 +210,7 @@
 
   onDestroy(() => {
     if (autoRefreshTimer) clearInterval(autoRefreshTimer);
+    if (activeFileHistoryRequestId) void cancelFileHistory(activeFileHistoryRequestId);
   });
 
   // ── Auto-refresh ───────────────────────────────────────────────────────────
@@ -534,14 +538,56 @@
     if (selectedExplorerPath && !explorerPathExists(repoFiles, selectedExplorerPath)) {
       selectedExplorerPath = "";
       selectedExplorerKind = "file";
+      cancelActiveFileHistoryLoad();
+      activeFileHistoryRequestId = "";
+      fileHistoryLoading = false;
       fileHistory = [];
     }
   }
 
+  function isCancellationMessage(message: string): boolean {
+    return message.toLowerCase().includes("abgebrochen");
+  }
+
+  function cancelActiveFileHistoryLoad() {
+    const requestId = activeFileHistoryRequestId;
+    if (!requestId) return;
+    void cancelFileHistory(requestId).catch(() => {});
+  }
+
   async function refreshFileHistory(path = activeRepoPath, file = selectedExplorerPath) {
     const requestId = ++fileHistoryRequestId;
-    const history = file ? await listFileHistory(path, file, 100) : [];
-    if (requestId === fileHistoryRequestId) fileHistory = history;
+    cancelActiveFileHistoryLoad();
+
+    if (!path || !file) {
+      activeFileHistoryRequestId = "";
+      fileHistoryLoading = false;
+      fileHistory = [];
+      return;
+    }
+
+    const historyRequestId = `file-history-${requestId}-${Date.now()}`;
+    activeFileHistoryRequestId = historyRequestId;
+    fileHistoryLoading = true;
+    fileHistory = [];
+
+    try {
+      const history = await listFileHistory(path, file, 100, historyRequestId);
+      if (requestId === fileHistoryRequestId && activeFileHistoryRequestId === historyRequestId) {
+        fileHistory = history;
+      }
+    } catch (error) {
+      const message = errorToMessage(error);
+      if (requestId === fileHistoryRequestId && activeFileHistoryRequestId === historyRequestId) {
+        fileHistory = [];
+        if (!isCancellationMessage(message)) errorMessage = message;
+      }
+    } finally {
+      if (requestId === fileHistoryRequestId && activeFileHistoryRequestId === historyRequestId) {
+        activeFileHistoryRequestId = "";
+        fileHistoryLoading = false;
+      }
+    }
   }
 
   // ── Repository operations ──────────────────────────────────────────────────
@@ -1120,26 +1166,14 @@
   // (isBusy/runOperation would disable every button in the app while this awaits).
   // A request id guards against a slower, stale request overwriting a newer selection.
   async function loadSelectedFileHistory(path: string, repo = activeRepoPath) {
-    const requestId = ++fileHistoryRequestId;
-    fileHistoryLoading = true;
-    try {
-      const history = await listFileHistory(repo, path, 100);
-      if (requestId === fileHistoryRequestId) fileHistory = history;
-    } catch (error) {
-      if (requestId === fileHistoryRequestId) {
-        fileHistory = [];
-        errorMessage = errorToMessage(error);
-      }
-    } finally {
-      if (requestId === fileHistoryRequestId) fileHistoryLoading = false;
-    }
+    await refreshFileHistory(repo, path);
   }
 
   async function selectExplorerNode(node: ExplorerNode) {
     if (!activeRepoPath || (selectedExplorerPath === node.path && selectedExplorerKind === node.kind)) return;
     selectedExplorerPath = node.path;
     selectedExplorerKind = node.kind;
-    await loadSelectedFileHistory(node.path);
+    void loadSelectedFileHistory(node.path);
   }
 
   async function selectFileFromSearch(file: GitRepositoryFile) {
@@ -1148,7 +1182,29 @@
     selectedExplorerKind = "file";
     expandedExplorerPaths = new Set([...expandedExplorerPaths, ...explorerParentFolders(file.path)]);
 
-    await loadSelectedFileHistory(file.path);
+    void loadSelectedFileHistory(file.path);
+  }
+
+  function selectFileFromStatus(file: GitFileStatus) {
+    if (!activeRepoPath) return;
+    selectedExplorerPath = file.path;
+    selectedExplorerKind = "file";
+    expandedExplorerPaths = new Set([...expandedExplorerPaths, ...explorerParentFolders(file.path)]);
+
+    void loadSelectedFileHistory(file.path);
+  }
+
+  async function openFileFromExplorer(node: ExplorerNode) {
+    if (!activeRepoPath || node.kind !== "file") return;
+    selectedExplorerPath = node.path;
+    selectedExplorerKind = "file";
+    void loadSelectedFileHistory(node.path);
+
+    try {
+      await openRepositoryFile(activeRepoPath, node.path);
+    } catch (error) {
+      errorMessage = errorToMessage(error);
+    }
   }
 
   async function restoreSelectedFileFromCommit(target: GitCommit) {
@@ -1590,6 +1646,7 @@
           onExpandAllFolders={expandAllExplorerFolders}
           onCollapseAllFolders={collapseAllExplorerFolders}
           onSelectNode={selectExplorerNode}
+          onOpenFile={openFileFromExplorer}
         />
       </aside>
 
@@ -1618,6 +1675,8 @@
             {hasRepository}
             {isBusy}
             {status}
+            selectedFilePath={selectedExplorerPath}
+            onSelectFile={selectFileFromStatus}
             onStage={stageFile}
             onUnstage={unstageFile}
             onDiscard={discardFile}

src/app.css

@@ -12,6 +12,7 @@
   --color-surface-dim: rgba(18, 18, 30, 0.9);
   --color-surface-hover: rgba(47, 48, 78, 0.76);
   --color-surface-raised: rgba(28, 29, 48, 0.88);
+  --color-surface-solid: #1c1d30;
 
   --color-border: rgba(100, 108, 255, 0.28);
   --color-border-subtle: rgba(255, 255, 255, 0.08);
@@ -274,6 +275,15 @@
   }
   .titlebar-brand svg { color: #ffd343; filter: drop-shadow(0 0 10px rgba(255,211,67,0.3)); flex-shrink: 0; }
 
+  .tb-version {
+    margin-left: 1px;
+    color: rgba(255,255,255,0.32);
+    font-size: 10px;
+    font-weight: 600;
+    font-family: var(--font-mono);
+    letter-spacing: 0.01em;
+  }
+
   .titlebar-info {
     display: flex;
     align-items: center;
@@ -943,6 +953,22 @@
 
   .file-row { display: grid; gap: 8px; padding: 10px; border: 1px solid var(--color-border-subtle); border-radius: 8px; background: var(--color-surface-raised); }
   .file-row + .file-row { margin-top: 6px; }
+  .file-row.selected { border-color: rgba(90,140,248,0.36); background: rgba(90,140,248,0.1); }
+
+  .file-title-button {
+    justify-content: flex-start;
+    width: 100%;
+    min-height: 24px;
+    padding: 0;
+    border: 0;
+    background: transparent;
+    color: inherit;
+    text-align: left;
+  }
+  .file-title-button:hover:not(:disabled) {
+    background: transparent;
+    color: var(--color-accent);
+  }
 
   .file-title strong {
     display: block;
@@ -1175,8 +1201,8 @@
 
   .branch-actions { display: flex; align-items: center; justify-content: flex-end; gap: 5px; }
 
-  .branch-context-menu {
-    position: absolute;
+  .branch-context-menu,
+  .explorer-context-menu {
     z-index: 120;
     display: grid;
     gap: 2px;
@@ -1184,11 +1210,15 @@
     padding: 5px;
     border: 1px solid var(--color-border);
     border-radius: 8px;
-    background: var(--color-surface);
-    box-shadow: 0 18px 50px rgba(0,0,0,0.35);
+    background: var(--color-surface-solid);
+    box-shadow: 0 18px 50px rgba(0,0,0,0.5);
   }
 
-  .branch-context-menu button {
+  .branch-context-menu { position: absolute; }
+  .explorer-context-menu { position: fixed; }
+
+  .branch-context-menu button,
+  .explorer-context-menu button {
     display: flex;
     align-items: center;
     justify-content: flex-start;
@@ -1205,7 +1235,8 @@
     text-align: left;
   }
 
-  .branch-context-menu button:hover:not(:disabled) {
+  .branch-context-menu button:hover:not(:disabled),
+  .explorer-context-menu button:hover:not(:disabled) {
     border-color: var(--color-border-subtle);
     background: rgba(255,255,255,0.06);
     color: var(--color-ink);
@@ -1221,13 +1252,16 @@
     color: #ffd0d6;
   }
 
-  .branch-context-menu button:disabled {
+  .branch-context-menu button:disabled,
+  .explorer-context-menu button:disabled {
     cursor: not-allowed;
     opacity: 0.48;
   }
 
   /* --- Explorer --- */
 
+  .explorer-panel { position: relative; }
+
   .explorer-head-actions { display: flex; align-items: center; gap: 5px; flex: 0 0 auto; }
   .explorer-bulk-button {
     width: 26px;

src/lib/TitleBar.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
   import { onDestroy, onMount } from "svelte";
+  import { getVersion } from "@tauri-apps/api/app";
   import { getCurrentWindow } from "@tauri-apps/api/window";
   import { Download, FolderOpen, GitBranch, GitCompare, LoaderCircle, Minus, RefreshCw, Search, Upload, X } from "@lucide/svelte";
 
@@ -23,12 +24,14 @@
   const win = getCurrentWindow();
   let isMaximized = false;
   let unlisten: (() => void) | undefined;
+  let appVersion = "";
 
   onMount(async () => {
     isMaximized = await win.isMaximized();
     unlisten = await win.onResized(async () => {
       isMaximized = await win.isMaximized();
     });
+    appVersion = await getVersion();
   });
 
   onDestroy(() => {
@@ -58,6 +61,9 @@
       <line x1="12" y1="12" x2="12" y2="15" />
     </svg>
     <span data-tauri-drag-region>GitLite</span>
+    {#if appVersion}
+      <span class="tb-version" data-tauri-drag-region title="Version {appVersion}">v{appVersion}</span>
+    {/if}
   </div>
 
   <!-- Center: repo + branch info -->

src/lib/components/BranchPanel.svelte

@@ -252,7 +252,7 @@
   }
 </script>
 
-<svelte:window on:click={closeBranchContextMenu} on:keydown={handleWindowKeydown} />
+<svelte:window on:click={closeBranchContextMenu} on:keydown={handleWindowKeydown} on:contextmenu|capture={closeBranchContextMenu} />
 
 <section bind:this={panelElement} class="panel branch-panel grid grid-rows-[auto_1fr] overflow-hidden" aria-label="Branches">
   <div class="section-head">

src/lib/components/ExplorerPanel.svelte

@@ -17,6 +17,7 @@
     FileVideo,
     Folder,
     FolderOpen,
+    ExternalLink,
     Terminal,
   } from "@lucide/svelte";
   import { languageIconForPath } from "../languageIcons";
@@ -34,6 +35,7 @@
     onExpandAllFolders: () => void;
     onCollapseAllFolders: () => void;
     onSelectNode: (node: ExplorerNode) => void;
+    onOpenFile: (node: ExplorerNode) => void;
   }
 
   let {
@@ -47,8 +49,13 @@
     onExpandAllFolders = () => {},
     onCollapseAllFolders = () => {},
     onSelectNode = () => {},
+    onOpenFile = () => {},
   }: Props = $props();
 
+  let contextNode = $state<ExplorerNode | null>(null);
+  let contextMenuX = $state(0);
+  let contextMenuY = $state(0);
+
   function mergeExplorerStatus(current: FileStatusKind | null, next: FileStatusKind | null): FileStatusKind | null {
     if (!next) return current;
     if (!current) return next;
@@ -154,12 +161,39 @@
     return "text";
   }
 
+  function openFileContextMenu(event: MouseEvent, node: ExplorerNode) {
+    if (node.kind !== "file") return;
+    event.preventDefault();
+    event.stopPropagation();
+
+    contextNode = node;
+    contextMenuX = Math.max(8, Math.min(event.clientX + 2, window.innerWidth - 192));
+    contextMenuY = Math.max(8, Math.min(event.clientY + 2, window.innerHeight - 56));
+  }
+
+  function closeFileContextMenu() {
+    contextNode = null;
+  }
+
+  function openContextFile() {
+    const node = contextNode;
+    if (!node || node.kind !== "file") return;
+    closeFileContextMenu();
+    onOpenFile(node);
+  }
+
+  function handleWindowKeydown(event: KeyboardEvent) {
+    if (event.key === "Escape") closeFileContextMenu();
+  }
+
   let explorerTree = $derived(buildExplorerTree(repoFiles));
   let visibleNodes = $derived(flattenExplorerTree(explorerTree, expandedExplorerPaths));
   let hasFolders = $derived(explorerTree.some((node) => node.kind === "folder"));
 </script>
 
-<section class="panel grid grid-rows-[auto_1fr] overflow-hidden" aria-label="File explorer">
+<svelte:window on:click={closeFileContextMenu} on:keydown={handleWindowKeydown} on:contextmenu|capture={closeFileContextMenu} />
+
+<section class="panel explorer-panel grid grid-rows-[auto_1fr] overflow-hidden" aria-label="File explorer">
   <div class="section-head">
     <div>
       <span class="eyebrow">Explorer</span>
@@ -264,6 +298,7 @@
             class="explorer-select"
             type="button"
             onclick={() => onSelectNode(node)}
+            oncontextmenu={(event) => openFileContextMenu(event, node)}
             disabled={isBusy}
             title={`Show history for ${node.path}`}
           >
@@ -279,4 +314,26 @@
       {/each}
     </div>
   {/if}
+
 </section>
+
+{#if contextNode}
+  <div
+    class="explorer-context-menu"
+    style={`left: ${contextMenuX}px; top: ${contextMenuY}px;`}
+    role="menu"
+    tabindex="-1"
+    aria-label={`Actions for ${contextNode.path}`}
+  >
+    <button
+      type="button"
+      role="menuitem"
+      onclick={openContextFile}
+      disabled={contextNode.status === "deleted"}
+      title={contextNode.status === "deleted" ? "Deleted files cannot be revealed in Explorer" : "Reveal this file in Explorer"}
+    >
+      <ExternalLink size={14} aria-hidden="true" />
+      Open in Explorer
+    </button>
+  </div>
+{/if}

src/lib/components/StatusPanel.svelte

@@ -9,6 +9,8 @@
     hasRepository: boolean;
     isBusy: boolean;
     status: GitStatus | null;
+    selectedFilePath: string;
+    onSelectFile: (file: GitFileStatus) => void;
     onStage: (file: GitFileStatus) => void;
     onUnstage: (file: GitFileStatus) => void;
     onDiscard: (file: GitFileStatus, staged: boolean) => void;
@@ -24,6 +26,8 @@
     hasRepository = false,
     isBusy = false,
     status = null,
+    selectedFilePath = "",
+    onSelectFile = () => {},
     onStage = () => {},
     onUnstage = () => {},
     onDiscard = () => {},
@@ -102,9 +106,19 @@
   {:else}
     <div class="overflow-auto p-2">
       {#each changedFiles as file (`${file.old_path ?? ""}:${file.path}`)}
-        <article class="file-row">
+        <article
+          class="file-row"
+          class:selected={selectedFilePath === file.path}
+        >
           <div class="file-title">
-            <strong title={displayPath(file)}>{fileName(file)}</strong>
+            <button
+              class="file-title-button"
+              type="button"
+              onclick={() => onSelectFile(file)}
+              title={`Select ${displayPath(file)} in Explorer`}
+            >
+              <strong>{fileName(file)}</strong>
+            </button>
           </div>
 
           <div class="change-lanes">

src/lib/git.ts

@@ -21,6 +21,10 @@ export function openRepoInExplorer(path: string): Promise<void> {
   return invoke<void>("open_repo_in_explorer", { path });
 }
 
+export function openRepositoryFile(path: string, file: string): Promise<void> {
+  return invoke<void>("open_repository_file", { path, file });
+}
+
 export function openRepositoryBundle(path: string, commitLimit = 100): Promise<RepositoryBundle> {
   return invoke<RepositoryBundle>("open_repository_bundle", { path, commitLimit });
 }
@@ -143,8 +147,17 @@ export function listRepositoryFiles(path: string): Promise<GitRepositoryFile[]>
   return invoke<GitRepositoryFile[]>("list_repository_files", { path });
 }
 
-export function listFileHistory(path: string, file: string, limit = 100): Promise<GitCommit[]> {
-  return invoke<GitCommit[]>("list_file_history", { path, file, limit });
+export function listFileHistory(
+  path: string,
+  file: string,
+  limit = 100,
+  requestId?: string,
+): Promise<GitCommit[]> {
+  return invoke<GitCommit[]>("list_file_history", { path, file, limit, requestId: requestId ?? null });
+}
+
+export function cancelFileHistory(requestId: string): Promise<void> {
+  return invoke<void>("cancel_file_history", { requestId });
 }
 
 export function compareCommits(