HASPmota support for 'tabview'

CHANGELOG.md

@@ -8,6 +8,7 @@ All notable changes to this project will be documented in this file.
 - Command ``SetOption163 1`` to disable display of Device name in GUI header
 - Berry `animate.crenel` primitive (#22673)
 - Berry scroll to Leds_matrix (#22693)
+- HASPmota support for `tabview`
 
 ### Breaking Changed
 

lib/libesp32_lvgl/lv_haspmota/src/be_lv_haspmota.c

@@ -28,6 +28,7 @@ extern const bclass be_class_lv_qrcode;
 extern const bclass be_class_lv_chart;
 extern const bclass be_class_lv_spangroup;
 extern const bclass be_class_lv_span;
+extern const bclass be_class_lv_tabview;
 extern const bclass be_class_lv_button;
 extern const bclass be_class_lv_image;
 extern const bclass be_class_lv_buttonmatrix;

lib/libesp32_lvgl/lv_haspmota/src/embedded/lv_0_module.be

@@ -16,7 +16,7 @@ var classes = [
     # ported from LVGL 8
     "colorwheel",
     # new internal names
-    "button", "image", "buttonmatrix", "msgbox"
+    "button", "image", "buttonmatrix", "msgbox", "tabview"
   ]
 
 for cl: classes

lib/libesp32_lvgl/lv_haspmota/src/embedded/lv_haspmota.be

@@ -1462,12 +1462,12 @@ class lvh_spinner : lvh_arc
   # obj: (opt) LVGL object if it already exists and was created prior to init()
   # parent_lvh: HASPmota parent object defined by `parentid`
   #====================================================================
-  def init(parent, page, jline)
+  def init(parent, page, jline, lv_instance, parent_obj)
     var angle = jline.find("angle", 60)
     var speed = jline.find("speed", 1000)
     self._lv_obj = lv.spinner(parent)
     self._lv_obj.set_anim_params(speed, angle)
-    super(self).init(parent, page, jline, self._lv_obj)
+    super(self).init(parent, page, jline, self._lv_obj, parent_obj)
   end
 
   def set_angle(t) end
@@ -1735,7 +1735,7 @@ class lvh_dropdown_list : lvh_obj
     if isinstance(self._parent_lvh, self._page._hm.lvh_dropdown)
       self._lv_obj = lv.list(self._parent_lvh._lv_obj.get_list()._p)
     else
-      print("HSP: '_dropdown_list' should have a parent of type 'dropdown'")
+      print("HSP: 'dropdown_list' should have a parent of type 'dropdown'")
     end
     super(self).post_init()
   end
@@ -2056,6 +2056,8 @@ class lvh_span : lvh_root
       # print(">>> GOOD")
       self._lv_obj = self._parent_lvh._lv_obj.new_span()
       self._style = self._lv_obj.get_style()
+    else
+      print("HSP: 'span' should have a parent of type 'spangroup'")
     end
     # super(self).post_init()         # call super - not needed for lvh_root
   end
@@ -2160,6 +2162,182 @@ class lvh_span : lvh_root
 
 end
 
+#====================================================================
+#  tabview
+#====================================================================
+#@ solidify:lvh_tabview,weak
+class lvh_tabview : lvh_obj
+  static var _lv_class = lv.tabview
+  var _tab_list                             # list of tabs
+
+  # label do not need a sub-label
+  def post_init()
+    self._tab_list = []
+    super(self).post_init()         # call super -- not needed
+  end
+
+  #====================================================================
+  # direction for buttons
+  #====================================================================
+  static var _direction = [
+    lv.DIR_NONE,          # 0 = none
+    lv.DIR_TOP,           # 1 = top
+    lv.DIR_BOTTOM,        # 2 = bottom
+    lv.DIR_LEFT,          # 3 = left
+    lv.DIR_RIGHT,         # 4 = right
+  ]
+  def set_btn_pos(v)
+    v = int(v)
+    if (v == nil) || (v < 0) || (v >= size(self._direction))
+      v = 0
+    end
+    var direction = self._direction[v]
+    self._lv_obj.set_tab_bar_position(direction)
+  end
+
+  #====================================================================
+  # management of `_tab_list` list
+  #====================================================================
+  # add lvh_tab instance as they are created
+  def push_tab(t)
+    self._tab_list.push(t)
+  end
+  # returns the index of the tab instance, or `nil` if not found
+  def find_tab(t)
+    return self._tab_list.find(t)
+  end
+
+  #====================================================================
+  # count read-only attribute, returns number of tabs
+  #====================================================================
+  def get_count()
+    return self._lv_obj.get_tab_count()
+  end
+  def get_val()
+    return self._lv_obj.get_tab_active()
+  end
+  # change current tab
+  # v: value of new tab
+  # stop: (opt) if true, don't defer again to avoid infinite loop
+  def set_val(v, stop)
+    var v_max = self.get_count()
+    if (v_max == 0)
+      # probably not constructed yet
+      if (!stop)
+        tasmota.set_timer(0, def () self.set_val(v, true #-stop propagation-#) end)
+      end
+    else
+      if (v == nil)   v = 0           end
+      if (v < 0)      v = 0           end
+      if (v >= v_max) v = v_max - 1   end
+
+      self._lv_obj.set_active(v, lv.ANIM_OFF)
+    end
+  end
+  def get_text()
+    var val = self.get_val()
+    if (val >= 0) && (val < self.get_count())
+      return self._tab_list[val].get_text()
+    else
+      return nil
+    end
+  end
+end
+
+#====================================================================
+#  tab
+#====================================================================
+#@ solidify:lvh_tab.lvh_btn_tab,weak
+#@ solidify:lvh_tab,weak
+class lvh_tab : lvh_obj
+  static var _lv_class = nil
+  # label do not need a sub-label
+  var _text                           # text label of the tab
+  var _btn                            # btn lvh object
+
+  static class lvh_btn_tab : lvh_obj
+    static var _lv_class = lv.button
+    #====================================================================
+    # specific post-init wihtout events
+    #====================================================================
+    def post_init()
+      self._lv_obj.set_style_radius(0, 0)       # set default radius to `0` for rectangle tabs
+      # self.register_event_cb()
+    end
+  end
+
+  #====================================================================
+  # init
+  #
+  # parent: LVGL parent object (used to create a sub-object)
+  # page: HASPmota page object
+  # jline: JSONL definition of the object from HASPmota template (used in sub-classes)
+  # obj: (opt) LVGL object if it already exists and was created prior to init()
+  # parent_lvh: HASPmota parent object defined by `parentid`
+  #====================================================================
+  def init(parent, page, jline, lv_instance, parent_obj)
+    self.set_text(jline.find("text"))           # anticipate reading 'text' for creation
+    super(self).init(parent, page, jline, lv_instance, parent_obj)
+  end
+
+  def post_init()
+    self._lv_obj = nil                # default to nil object, whatever it was initialized with
+    # check if it is the parent is a spangroup
+    if isinstance(self._parent_lvh, self._page._hm.lvh_tabview)
+      if (self._text != nil)
+        self._lv_obj = self._parent_lvh._lv_obj.add_tab(self._text)
+
+        # get the last button object of the tab bar and create an instance of simplified btn
+        var tab_bar = self._parent_lvh._lv_obj.get_tab_bar()
+        var btn_class = lv.obj_class(lv.button._class)
+        var btn_count = tab_bar.get_child_count_by_type(btn_class)
+        var btn_obj = tab_bar.get_child_by_type(btn_count - 1, btn_class)   # get last button
+        self._btn = self.lvh_btn_tab(nil, self._page, {}, btn_obj, self) # instanciate a local lvh object
+
+        # add to parent list
+        self._parent_lvh.push_tab(self)
+      else
+        print("HSP: 'tab' requires 'text' attribute")
+      end
+    else
+      print("HSP: 'tab' should have a parent of type 'tabview'")
+    end
+    # super(self).post_init()         # call super - not needed for lvh_root
+  end
+
+  #====================================================================
+  def set_text(t)
+    self._text = str(t)
+  end
+  def get_text()
+    return self._text
+  end
+
+  #- ------------------------------------------------------------#
+  # `setmember` virtual setter
+  #
+  # If the key starts with `bar_`
+  # send to the corresponding object
+  #- ------------------------------------------------------------#
+  def setmember(k, v)
+    import string
+    if string.startswith(k, 'tab_')
+      self._btn.setmember(k[4..], v)
+    else
+      super(self).setmember(k, v)
+    end
+  end
+  def member(k)
+    import string
+    if string.startswith(k, 'tab_')
+      return self._btn.member(k[4..])
+    else
+      return super(self).member(k)
+    end
+  end
+
+end
+
 #################################################################################
 # Special case for lv.chart
 # Adapted to getting values one after the other
@@ -2621,6 +2799,8 @@ class HASPmota
   static lvh_scale_line = lvh_scale_line
   static lvh_spangroup = lvh_spangroup
   static lvh_span = lvh_span
+  static lvh_tabview = lvh_tabview
+  static lvh_tab = lvh_tab
   static lvh_qrcode = lvh_qrcode
   # special cases
   static lvh_chart = lvh_chart