[fix, UX] Ignore first hold release when keyboard opened with hold (#5011)

Fixes #4902.

frontend/ui/widget/button.lua

@@ -240,9 +240,9 @@ function Button:onHoldSelectButton()
     if self.enabled and self.hold_callback then
         self.hold_callback()
     elseif self.hold_input then
-        self:onInput(self.hold_input)
+        self:onInput(self.hold_input, true)
     elseif type(self.hold_input_func) == "function" then
-        self:onInput(self.hold_input_func())
+        self:onInput(self.hold_input_func(), true)
     end
     return true
 end

frontend/ui/widget/container/inputcontainer.lua

@@ -264,7 +264,7 @@ function InputContainer:onGesture(ev)
     end
 end
 
-function InputContainer:onInput(input)
+function InputContainer:onInput(input, ignore_first_hold_release)
     local InputDialog = require("ui/widget/inputdialog")
     self.input_dialog = InputDialog:new{
         title = input.title or "",
@@ -291,7 +291,7 @@ function InputContainer:onInput(input)
         },
     }
     UIManager:show(self.input_dialog)
-    self.input_dialog:onShowKeyboard()
+    self.input_dialog:onShowKeyboard(ignore_first_hold_release)
 end
 
 function InputContainer:closeInputDialog()

frontend/ui/widget/inputdialog.lua

@@ -466,9 +466,9 @@ function InputDialog:onCloseWidget()
     end)
 end
 
-function InputDialog:onShowKeyboard()
+function InputDialog:onShowKeyboard(ignore_first_hold_release)
     if not self.readonly and not self.keyboard_hidden then
-        self._input_widget:onShowKeyboard()
+        self._input_widget:onShowKeyboard(ignore_first_hold_release)
     end
 end
 

frontend/ui/widget/inputtext.lua

@@ -396,7 +396,8 @@ function InputText:focus()
     self._frame_textwidget.color = Blitbuffer.COLOR_BLACK
 end
 
-function InputText:onShowKeyboard()
+function InputText:onShowKeyboard(ignore_first_hold_release)
+    self.keyboard.ignore_first_hold_release = ignore_first_hold_release
     UIManager:show(self.keyboard)
     return true
 end

frontend/ui/widget/virtualkeyboard.lua

@@ -185,6 +185,8 @@ function VirtualKey:onUnfocus()
 end
 
 function VirtualKey:onTapSelect(skip_flash)
+    -- just in case it's not flipped to false on hold release where it's supposed to
+    self.keyboard.ignore_first_hold_release = false
     if self.flash_keyboard and not skip_flash and not self.skiptap then
         self[1].inner_bordersize = self.focused_bordersize
         self:update_keyboard(false, true)
@@ -235,8 +237,21 @@ function VirtualKey:onSwipeKey(arg, ges)
     return true
 end
 
-VirtualKey.onHoldReleaseKey = VirtualKey.onTapSelect
-VirtualKey.onPanReleaseKey = VirtualKey.onTapSelect
+function VirtualKey:onHoldReleaseKey()
+    if self.keyboard.ignore_first_hold_release then
+        self.keyboard.ignore_first_hold_release = false
+        return true
+    end
+    self:onTapSelect()
+end
+
+function VirtualKey:onPanReleaseKey()
+    if self.keyboard.ignore_first_hold_release then
+        self.keyboard.ignore_first_hold_release = false
+        return true
+    end
+    self:onTapSelect()
+end
 
 function VirtualKey:invert(invert, hold)
     if invert then