prepared CRAN submission

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: jsTreeR
 Type: Package
 Title: A Wrapper of the JavaScript Library 'jsTree'
-Version: 1.6.0.9001
+Version: 2.0.0
 Authors@R: c(
     person("Stéphane", "Laurent", email = "[email protected]", role = c("aut", "cre")),
     person("jQuery contributors", role = c("ctb", "cph"), comment = "jQuery"),

NEWS.md

@@ -1,12 +1,12 @@
-# jsTreeR 1.6.0.9001 (2022-05-28)
+# jsTreeR 2.0.0 (2022-06-08)
 
 - The package now provides the 'tree navigator' Shiny module, which allows to 
 render a files and folders navigator in the server side file system.
 
 - New Shiny input value accessible in `input$ID_selected_tree`. This is like 
 `input$ID_selected` but it also provides the ascendants of the selected nodes. 
 
-- Upgraded 'jsTree' to the development version.
+- Upgraded 'jsTree' library to the development version.
 
 
 # jsTreeR 1.6.0 (2022-02-28)

README.md

@@ -3,7 +3,7 @@
 <!-- badges: start -->
 [![R-CMD-check](https://github.com/stla/jsTreeR/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/stla/jsTreeR/actions/workflows/R-CMD-check.yaml)
 [![](https://www.r-pkg.org/badges/version/jsTreeR?color=orange)](https://cran.r-project.org/package=jsTreeR)
-[![](https://img.shields.io/badge/devel%20version-1.6.0.9001-blue.svg)](https://github.com/stla/jsTreeR)
+[![](https://img.shields.io/badge/devel%20version-2.0.0-blue.svg)](https://github.com/stla/jsTreeR)
 <!-- badges: end -->
 
 A wrapper of the JavaScript library [jsTree](https://www.jstree.com/). 

cran-comments.md

@@ -1,6 +1,6 @@
 ## Test environments
 
-* Windows 10, R 4.1.2
+* Windows 10, R 4.2.0
 * win-builder (devel)
 * mac-builder
 * Ubuntu 20, via Github action

inst/essais/essai_curiousJorge.R

@@ -0,0 +1,76 @@
+library(jsTreeR)
+
+nodes <- list(
+  list(
+    text = "Menu",
+    state = list(opened = TRUE),
+    children = list(
+      list(
+        text = "A",
+        type = "moveable",
+        state = list(disabled = TRUE)
+      ),
+      list(
+        text = "B",
+        type = "moveable",
+        state = list(disabled = TRUE)
+      ),
+      list(
+        text = "C",
+        type = "moveable",
+        state = list(disabled = TRUE)
+      ),
+      list(
+        text = "D",
+        type = "moveable",
+        state = list(disabled = TRUE)
+      )
+    )
+  ),
+  list(
+    text = "Drag here:",
+    type = "target",
+    state = list(opened = TRUE)
+  )
+)
+
+checkCallback <- JS(
+  "function(operation, node, parent, position, more) { console.log(node);",
+  "  if(operation === 'copy_node') {",
+  "    if(parent.id === '#' || node.parent !== 'j1_1' || parent.type !== 'target') {",
+  "      return false;", # prevent moving an item above or below the root
+  "    }",               # and moving inside an item except a 'target' item
+  "  }",
+  "  return true;",      # allow everything else
+  "}"
+)
+
+dnd <- list(
+  always_copy = TRUE,
+  is_draggable = JS(
+    "function(node) {",
+    "  return node[0].type === 'moveable';",
+    "}"
+  )
+)
+
+customMenu <- JS(
+  "function customMenu(node) {",
+  "  var tree = $('#mytree').jstree(true);", # 'mytree' is the Shiny id or the elementId
+  "  var items = {",
+  "    'delete' : {",
+  "      'label'  : 'Delete',",
+  "      'action' : function (obj) { tree.delete_node(node); },",
+  "      'icon'   : 'glyphicon glyphicon-trash'",
+  "     }",
+  "  }",
+  "  return items;",
+  "}")
+
+
+jstree(
+  nodes, dragAndDrop = TRUE, dnd = dnd, checkCallback = checkCallback,
+  types = list(moveable = list(), target = list()),
+  contextMenu = list(items = customMenu),
+  elementId = "mytree" # don't use elementId in Shiny! use the Shiny id
+)