dictquicklookup(fix): use self.region for matching hold event

frontend/ui/widget/dictquicklookup.lua

@@ -81,12 +81,14 @@ function DictQuickLookup:init()
             HoldWord = {
                 GestureRange:new{
                     ges = "hold",
-                    range = function() return self.dimen end,
+                    range = function()
+                        return self.region
+                    end,
                 },
                 -- callback function when HoldWord is handled as args
                 args = function(word)
-                    self.ui:handleEvent(Event:new("LookupWord",
-                        word, self.word_box))
+                    self.ui:handleEvent(
+                        Event:new("LookupWord", word, self.word_box))
                 end
             },
         }
@@ -293,6 +295,7 @@ function DictQuickLookup:onShow()
 end
 
 function DictQuickLookup:getHighlightedItem()
+    if not self.ui then return end
     return self.ui.highlight:getHighlightBookmarkItem()
 end
 

spec/unit/textboxwidget_spec.lua

@@ -0,0 +1,25 @@
+describe("TextBoxWidget module", function()
+    local TextBoxWidget, Font
+    setup(function()
+        require("commonrequire")
+        Font = require("ui/font")
+        TextBoxWidget = require("ui/widget/textboxwidget")
+    end)
+
+    it("should select the correct word on HoldWord event", function()
+        local tw = TextBoxWidget:new{
+            dimen = {x = 0, y = 0},
+            face = Font:getFace("cfont", 25),
+            text = 'YOOOOOOOOOOOOOOOO\nFoo.\nBar.',
+        }
+        tw:onHoldWord(function(w)
+            assert.is.same(w, 'YOOOOOOOOOOOOOOOO')
+        end, {pos={x=110,y=4}})
+        tw:onHoldWord(function(w)
+            assert.is.same(w, 'Foo')
+        end, {pos={x=0,y=50}})
+        tw:onHoldWord(function(w)
+            assert.is.same(w, 'Bar')
+        end, {pos={x=20,y=80}})
+    end)
+end)