motion-prime/sections/form.rb in motion-prime-0.1.1 vs motion-prime/sections/form.rb in motion-prime-0.1.2

@@ -19,38 +19,75 @@
 
     KEYBOARD_HEIGHT_PORTRAIT = 216
     KEYBOARD_HEIGHT_LANDSCAPE = 162
 
     class_attribute :fields_options
-    attr_accessor :table, :fields, :keyboard_visible
+    attr_accessor :fields, :field_indexes, :keyboard_visible
 
     after_render :bind_keyboard_events
 
     def table_data
       fields.values
     end
 
     def render_table
+      @data_stamp = Time.now.to_i
       init_form_fields
-      screen.table_view styles: [:base_form, name.to_sym], delegate: self, dataSource: self do |table|
-        self.table = table
-      end
+      self.table_view = screen.table_view(
+        styles: [:base_form, name.to_sym], delegate: self, dataSource: self
+      ).view
     end
 
     def render_cell(index, table)
+      cell = cached_cell(index)
+      return cell if cell
+      item = data[index.row]
+
       screen.table_view_cell styles: [:base_form_field, :"#{name}_field"], reuse_identifier: cell_name(table, index) do
-        data[index.row].render(to: screen)
+        item.render(to: screen)
       end
     end
 
-    # accepts following syntax to find field element:
-    # element("fieldname:elementname"), e.g. element("email:input")
+    # Returns element based on field name and element name
+    #
+    # Examples:
+    #   form.element("email:input")
+    #
+    # @param String name with format "fieldname:elementname"
+    # @return MotionPrime::BaseElement element
     def element(name)
       field_name, element_name = name.split(':')
-      self.fields[field_name.to_sym].element(element_name.to_sym)
+      field(field_name).element(element_name.to_sym)
     end
 
+    # Returns field by name
+    #
+    # Examples:
+    #   form.field(:email)
+    #
+    # @param String field name
+    # @return MotionPrime::BaseFieldSection field
+    def field(field_name)
+      self.fields[field_name.to_sym]
+    end
+
+    # Set focus on field cell
+    #
+    # Examples:
+    #   form.focus_on(:title)
+    #
+    # @param String field name
+    # @return MotionPrime::BaseFieldSection field
+    def focus_on(field_name, animated = true)
+      # unfocus other field
+      data.each do |item|
+        item.blur
+      end
+      # focus on field
+      field(field_name).focus
+    end
+
     def on_edit(field); end
 
     class << self
       def field(name, options = {})
         options[:name] = name
@@ -61,17 +98,17 @@
       end
     end
 
     def set_height_with_keyboard
       return if keyboard_visible
-      self.table.height -= KEYBOARD_HEIGHT_PORTRAIT
+      self.table_view.height -= KEYBOARD_HEIGHT_PORTRAIT
       self.keyboard_visible = true
     end
 
     def set_height_without_keyboard
       return unless keyboard_visible
-      self.table.height += KEYBOARD_HEIGHT_PORTRAIT
+      self.table_view.height += KEYBOARD_HEIGHT_PORTRAIT
       self.keyboard_visible = false
     end
 
     def on_keyboard_show
     end
@@ -92,12 +129,16 @@
 
     private
 
       def init_form_fields
         self.fields = {}
+        self.field_indexes = {}
+        index = 0
         (self.class.fields_options || []).each do |key, field|
           klass = "MotionPrime::#{field[:type].classify}FieldSection".constantize
           self.fields[key] = klass.new(field.merge(form: self))
+          self.field_indexes[key] = index
+          index += 1
         end
       end
   end
 end
\ No newline at end of file