Use getmousepos() if mousemoveevent is enabled

lua/piemenu/view/background.lua

@@ -31,10 +31,28 @@ function Background.open(name, position)
   vim.wo[window_id].winblend = 100
   vim.wo[window_id].scrolloff = 0
   vim.wo[window_id].sidescrolloff = 0
-  vim.api.nvim_win_set_cursor(window_id, { position[1] + 1, position[2] - 1 })
 
-  -- NOTE: show and move cursor to the window by <LeftDrag>
-  vim.cmd.redraw()
+  local get_position
+  if vim.o.mousemoveevent then
+    get_position = function()
+      local mouse_pos = vim.fn.getmousepos()
+      return {
+        mouse_pos.screenrow,
+        mouse_pos.screencol - 1,
+      }
+    end
+  else
+    vim.api.nvim_win_set_cursor(window_id, { position[1] + 1, position[2] - 1 })
+    -- NOTE: show and move cursor to the window by <LeftDrag>
+    vim.cmd.redraw()
+    get_position = function()
+      Background._click()
+      if not vim.api.nvim_win_is_valid(window_id) then
+        return nil
+      end
+      return vim.api.nvim_win_get_cursor(window_id)
+    end
+  end
 
   vim.api.nvim_create_autocmd({ "WinLeave", "TabLeave", "BufLeave" }, {
     buffer = bufnr,
@@ -54,7 +72,11 @@ function Background.open(name, position)
     end,
   })
 
-  local tbl = { window_id = window_id, _ns = ns }
+  local tbl = {
+    window_id = window_id,
+    get_position = get_position,
+    _ns = ns,
+  }
   return setmetatable(tbl, Background)
 end
 
@@ -63,14 +85,6 @@ function Background.close(self)
   vim.api.nvim_set_decoration_provider(self._ns, {})
 end
 
-function Background.click(self)
-  self:_click()
-  if not vim.api.nvim_win_is_valid(self.window_id) then
-    return nil
-  end
-  return vim.api.nvim_win_get_cursor(self.window_id)
-end
-
 local mouse = vim.api.nvim_eval('"\\<LeftMouse>"')
 -- replace on testing
 function Background._click()

lua/piemenu/view/init.lua

@@ -59,15 +59,15 @@ function View.highlight(self)
   if mouse_is_on_tabline() then
     return
   end
-  local position = self._background:click()
+  local position = self._background:get_position()
   if not position then
     return
   end
   self._tiles:activate(position)
 end
 
 function View.finish(self)
-  local position = self._background:click()
+  local position = self._background:get_position()
   if not position then
     return
   end

spec/lua/piemenu/init_spec.lua

@@ -137,6 +137,28 @@ describe("piemenu.highlight()", function()
 
     assert.exists_highlighted_window("PiemenuCurrent")
   end)
+
+  it("highlights a menu if mouse cursor is in area with mousemoveevent", function()
+    vim.o.mousemoveevent = true
+
+    piemenu.register("default", {
+      animation = { duration = 0 },
+      radius = 5.0,
+      menus = {
+        {
+          text = "text A",
+          action = function() end,
+        },
+      },
+    })
+
+    piemenu.start("default", { position = { vim.o.lines / 2, vim.o.columns / 2 } })
+
+    vim.api.nvim_input_mouse("left", "press", "", 0, math.floor(vim.o.lines / 2), vim.o.columns)
+    piemenu.highlight()
+
+    assert.exists_highlighted_window("PiemenuCurrent")
+  end)
 end)
 
 describe("piemenu.finish()", function()