Web:Components:ComboBox: add support dark-theme for selected item icon

packages/asc-web-components/combobox/sub-components/combo-button.js

@@ -65,6 +65,7 @@ class ComboButton extends React.Component {
             className="forceColor"
             isDisabled={isDisabled}
             defaultOption={defaultOption}
+            isSelected={isSelected}
           >
             <ReactSVG
               src={selectedOption.icon}

packages/asc-web-components/combobox/sub-components/styled-combobutton.js

@@ -145,6 +145,8 @@ const StyledIcon = styled.div`
             : props.theme.comboBox.childrenButton.defaultColor
           : props.isDisabled
           ? props.theme.comboBox.childrenButton.disabledColor
+          : props.isSelected
+          ? props.theme.comboBox.childrenButton.selectedColor
           : props.theme.comboBox.childrenButton.color};
     }
   }

packages/asc-web-components/themes/dark.js

@@ -1447,6 +1447,7 @@ const Dark = {
       defaultColor: "#eeeeee",
       disabledColor: "#858585",
       color: "#858585",
+      selectedColor: "#eeeeee",
     },
   },