Open in tab for filemanager plugin

filemanager-plugin/README.md

@@ -25,6 +25,7 @@ If the directory is expanded, there will be a `+` to the left of it. If it is co
 | `filemanager-compressparent` | Collapse the parent dir when left is pressed on a child file | `true`  |
 | `filemanager-foldersfirst`   | Sorts folders above any files                                | `true`  |
 | `filemanager-openonstart`    | Automatically open the file tree when starting Micro         | `false` |
+| `filemanager-openontab`      | Open the selected file in a new tab instead of a split       | `false` |
 
 ### Commands and Keybindings
 
@@ -36,6 +37,7 @@ If you want to [keybind](https://github.com/zyedidia/micro/blob/master/runtime/h
 | :------- | :------------------------- | :------------------------------------------------------------------------------------------ | :------------------------------------ |
 | `tree`   | -                          | Open/close the tree                                                                         | `filemanager.toggle_tree`             |
 | -        | <kbd>Tab</kbd> & MouseLeft | Open a file, or go into the directory. Goes back a dir if on `..`                           | `filemanager.try_open_at_cursor`      |
+| -        | <kbd>Enter</kbd>           | If `openontab` is true, open selected file in new tab                                       | `filemanager.try_open_at_cursor`      |
 | -        | <kbd>→</kbd>               | Expand directory in tree listing                                                            | `filemanager.uncompress_at_cursor`    |
 | -        | <kbd>←</kbd>               | Collapse directory listing                                                                  | `filemanager.compress_at_cursor`      |
 | -        | <kbd>Shift ⬆</kbd>         | Go to the target's parent directory                                                         | `filemanager.goto_parent_dir`         |

filemanager-plugin/filemanager.lua

@@ -1,4 +1,4 @@
-VERSION = "3.5.1"
+VERSION = "3.5.2"
 
 local micro = import("micro")
 local config = import("micro/config")
@@ -21,6 +21,8 @@ local current_dir = os.Getwd()
 local highest_visible_indent = 0
 -- Holds a table of paths -- objects from new_listobj() calls
 local scanlist = {}
+-- Holds the selected cursor y pos inbetween closes and opens
+local s_cursy = 2
 
 -- Get a new object used when adding to scanlist
 local function new_listobj(p, d, o, i)
@@ -525,8 +527,17 @@ local function try_open_at_y(y)
 		else
 			-- If it's a file, then open it
 			micro.InfoBar():Message("Filemanager opened ", scanlist[y].abspath)
-			-- Opens the absolute path in new vertical view
+            -- Opens the absolute path in new tab or a new split
+            if config.GetGlobalOption("filemanager.openontab") then 
+            -- CurView():VSplitIndex(NewBufferFromFile(scanlist[y].abspath), 1)
+                local nfile = scanlist[y].abspath
+                local rpath = shell.RunCommand('realpath \'' .. nfile .. '\' --relative-to=\'' .. os.Getwd() .. '\'')
+                toggle_tree()
+                micro.CurPane():NewTabCmd({string.sub(rpath, 1, -2)})
+                toggle_tree()
+            else
 			micro.CurPane():VSplitIndex(buffer.NewBufferFromFile(scanlist[y].abspath), true)
+            end
 			-- Resizes all views after opening a file
 			-- tabs[curTab + 1]:Resize()
 		end
@@ -849,12 +860,19 @@ local function open_tree()
     tree_view.Buf:SetOptionNative("scrollbar", false)
 
 	-- Fill the scanlist, and then print its contents to tree_view
+    if 0 == #scanlist then
 	update_current_dir(os.Getwd())
+    else
+        refresh_view()
+    end
+    tree_view.Cursor.Loc.Y = s_cursy
+    select_line(s_cursy)
 end
 
 -- close_tree will close the tree plugin view and release memory.
 local function close_tree()
 	if tree_view ~= nil then
+        s_cursy = tree_view.Cursor.Loc.Y
 		tree_view:Quit()
 		tree_view = nil
 		clear_messenger()
@@ -1155,6 +1173,12 @@ function preInsertTab(view)
 end
 function preInsertNewline(view)
     if view == tree_view then
+        if config.GetGlobalOption("filemanager.openontab") then
+            -- Simulate the pressing Tab so it opens with Enter key
+            tab_pressed = true
+             try_open_at_y(tree_view.Cursor.Loc.Y)
+            tab_pressed = false
+        end
         return false
     end
     return true
@@ -1352,6 +1376,9 @@ function init()
     -- Lets the user have the filetree auto-open any time Micro is opened
     -- false by default, as it's a rather noticable user-facing change
     config.RegisterCommonOption("filemanager", "openonstart", false)
+    -- Lets the user open file in new tab or in a new vsplit
+    -- false by default, as it's a rather noticable user-facing change
+    config.RegisterCommonOption("filemanager", "openontab", false)
 
     -- Open/close the tree view
     config.MakeCommand("tree", toggle_tree, config.NoComplete)

filemanager-plugin/repo.json

@@ -39,6 +39,13 @@
 					"Require": {
 							"micro": ">=2.0.0-1"
 					}
+			},
+			{
+					"Version": "3.5.2",
+					"Url": "https://github.com/micro-editor/updated-plugins/releases/download/v1.0.0/filemanager-3.5.2.zip",
+					"Require": {
+							"micro": ">=2.0.0-1"
+					}
 			}
 		]
 	}