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╭─────────────╮ │scroll to top│ ╰─────────────╯ ╭ Files.zig ────────────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯

╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯

.. Attachment.zig Comment.zig Commits.zig Diff.zig Discussions.zig Events.zig ╭─────────────────────────────────╮ │Files.zig │ ╰─────────────────────────────────╯ Header.zig Issues.zig Patches.zig Refs.zig Undo.zig

804 .end => if (on_content and self.session.is_terminal) { 805 sc.y = std.math.maxInt(isize); 806 self.detailScroll().clampToContent(); 807 }, 808 .mouse => |mouse| switch (mouse.action) { 809 .scroll => |dir| if (on_content and self.session.is_terminal) { 810 sc.y += if (dir == .up) -5 else 5; 811 self.detailScroll().clampToContent(); 812 }, 813 else => {}, 814 }, 815 else => {}, 816 } 817 } 818 819 // focus the first (left-most) nav link; a no-op when there are none, leaving 820 // focus on the content. 821 fn focusNav(self: *View, root_focus: *Focus) void { 822 const nav_box = self.navBox(); 823 if (nav_box.children.count() == 0) return; 824 root_focus.setFocus(nav_box.children.keys()[0]); 825 } 826 827 fn focusContent(self: *View, root_focus: *Focus) void { 828 const inner = self.detailInner(); 829 const id = inner.getFocus().child_id orelse (if (inner.children.count() > 0) inner.children.keys()[0] else return); 830 root_focus.setFocus(id); 831 } 832 833 // move focus `delta` rows within the nav box; returns false (without moving) 834 // when that would step off either end. 835 fn moveNav(self: *View, root_focus: *Focus, delta: isize) bool { 836 const nav_box = self.navBox(); 837 const keys = nav_box.children.keys(); 838 const cur_id = nav_box.getFocus().child_id orelse return false; 839 const cur: isize = @intCast(nav_box.children.getIndex(cur_id) orelse return false); 840 const target = cur + delta; 841 if (target < 0 or target >= @as(isize, @intCast(keys.len))) return false; 842 root_focus.setFocus(keys[@intCast(target)]); 843 return true; 844 } 845 846 // enter the detail pane, landing on the "next" link when there is one (so 847 // right-arrow reaches it), else on the content. a directory or ".." row has 848 // neither, so there's nothing to enter. selecting the frame's child (then 849 // focusing the frame) also handles the too-narrow case where the pane isn't 850 // laid out yet — focus lands inside it after the next build. 851 fn focusDetail(self: *View, root_focus: *Focus) !void { 852 const frame = self.detailOuter(); 853 if (self.navBox().children.count() > 0) { 854 frame.getFocus().child_id = self.navBox().getFocus().id; 855 } else if (self.detailInner().children.count() > 0) { 856 frame.getFocus().child_id = self.detailScrollFrame().getFocus().id; 857 } else return; 858 root_focus.setFocus(frame.getFocus().id); 859 } 860 861 // return to the list. 862 fn focusList(self: *View, root_focus: *Focus) !void { 863 root_focus.setFocus(self.listScroll().getFocus().id); 864 } 865 866 pub fn clearGrid(self: *View) void { 867 self.box.clearGrid(); 868 } 869 870 pub fn getGrid(self: View) ?Grid { 871 return self.box.getGrid(); 872 } 873 874 pub fn getFocus(self: *View) *Focus { 875 return self.box.getFocus(); 876 } 877 878 fn contentAtTop(self: *View) bool { 879 if (self.detailActive()) { 880 if (self.detailOuter().getFocus().child_id == self.navBox().getFocus().id) return true; 881 return self.navBox().children.count() == 0 and 882 (!self.session.is_terminal or self.detailScroll().y == 0); 883 } 884 const lb = self.listBox(); 885 const cid = lb.getFocus().child_id orelse return true; 886 return lb.children.getIndex(cid) == 0; 887 } 888 889 // only the header's own row sits directly below the repository header. 890 pub fn atTop(self: *View) bool { 891 return self.headerActive() or (!self.header().hasFocusable() and self.contentAtTop()); 892 } 893 894 pub fn focusHeader(self: *View, root_focus: *Focus) bool { 895 return self.header().focusHeader(root_focus); 896 } 897 }; 898 899 // join `lines` into one string, each prefixed with its 1-based file line number 900 // (right-aligned in a column wide enough for the last number, then a space), 901 // like the diffs view. `start` is the window's 0-based first line, so numbers 902 // continue across paginated windows. 903 fn numberedContent(arena: std.mem.Allocator, lines: []const []const u8, start: usize) ![]const u8 { 904 if (lines.len == 0) return ""; 905 const width = std.fmt.count("{d}", .{start + lines.len}); 906 const indent = try arena.alloc(u8, width); 907 @memset(indent, ' '); 908 909 var out: std.ArrayList(u8) = .empty; 910 for (lines, 0..) |line, i| { 911 if (i != 0) try out.append(arena, '\n'); 912 const num_str = try std.fmt.allocPrint(arena, "{d}", .{start + i + 1}); 913 try out.appendSlice(arena, indent[0 .. width - num_str.len]); 914 try out.appendSlice(arena, num_str); 915 try out.append(arena, ' '); 916 try out.appendSlice(arena, line); 917 } 918 return out.toOwnedSlice(arena); 919 } 920 921 // the index of the "README"/"README.md" file entry (case-insensitive), or null 922 // if none. used to pick the default selection at the repo root. 923 fn readmeIndex(entries: []const Entry) ?usize { 924 for (entries, 0..) |entry, i| { 925 if (!entry.is_dir and isReadme(entry.name)) return i; 926 } 927 return null; 928 } 929 930 fn isReadme(name: []const u8) bool { 931 return std.ascii.eqlIgnoreCase(name, "README") or std.ascii.eqlIgnoreCase(name, "README.md"); 932 } 933 934 // the index of the entry the route named (data.selected_file), or null if none. 935 fn selectedFileIndex(data: *const Self) ?usize { 936 const name = data.selected_file orelse return null; 937 for (data.entries, 0..) |entry, i| { 938 if (!entry.is_dir and std.mem.eql(u8, entry.name, name)) return i; 939 } 940 return null; 941 } 942 943 // an "a:" link to the files route at `path`, pinned to the listing's ref, so 944 // following it navigates to that directory's listing. 945 fn dirLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, path: []const u8) ![]const u8 { 946 const route = data.filesRoute(path, 0) orelse return error.RouteTooLong; 947 return std.fmt.allocPrint(page_arena.allocator(), "a:{s}", .{try route.toUrl(page_arena)}); 948 } 949 950 // a link to the file's route. a preloaded file gets an "ai:" link 951 // (crossPageLink ignores it, so a click selects the row in place and shows its 952 // contents); an unloaded file gets an "a:" link, so activating it reloads the 953 // page with that file selected and its content read. 954 fn fileLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, path: []const u8, loaded: bool, line: usize) ![]const u8 { 955 const route = data.filesRoute(path, line) orelse return error.RouteTooLong; 956 const prefix = if (loaded) "ai:" else "a:"; 957 return std.fmt.allocPrint(page_arena.allocator(), "{s}{s}", .{ prefix, try route.toUrl(page_arena) }); 958 } 959 960 // the url `line` value for a content window: its first line's 1-based number, 961 // except the first window, which serializes as unset (0). 962 fn lineNumber(window_start: usize) usize { 963 return if (window_start == 0) 0 else window_start + 1; 964 } 965 966 // `dir`/`name`, or just `name` at the root. 967 pub fn childDir(arena: std.mem.Allocator, dir: []const u8, name: []const u8) ![]const u8 { 968 return if (dir.len == 0) name else std.fmt.allocPrint(arena, "{s}/{s}", .{ dir, name }); 969 } 970 971 // `dir` with its last segment removed ("" when `dir` has a single segment). 972 fn parentDir(dir: []const u8) []const u8 { 973 const slash = std.mem.lastIndexOfScalar(u8, dir, '/') orelse return ""; 974 return dir[0..slash]; 975 } 976 977 // a search result's bottom label: the directory it sits in, empty at the root. 978 // a directory too wide for the list column is clipped from the left. 979 fn resultDirLabel(aa: std.mem.Allocator, path: []const u8) ![]const u8 { 980 const slash = std.mem.lastIndexOfScalar(u8, path, '/') orelse return ""; 981 const dir = path[0..slash]; 982 // the row's border and the label's padding take two columns each 983 const max_width = View.list_max_width - 4; 984 var width = try xitui.width.displayWidth(dir); 985 if (width <= max_width) return std.fmt.allocPrint(aa, " {s} ", .{dir}); 986 987 const ellipsis = ".."; 988 var iter = (try std.unicode.Utf8View.init(dir)).iterator(); 989 var start: usize = 0; 990 while (width > max_width - ellipsis.len) { 991 const slice = iter.nextCodepointSlice() orelse break; 992 width -= xitui.width.cellWidth(try std.unicode.utf8Decode(slice)); 993 start += slice.len; 994 } 995 return std.fmt.allocPrint(aa, " " ++ ellipsis ++ "{s} ", .{dir[start..]}); 996 } 997