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Add icon to left or right of the cell. #30

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33 changes: 28 additions & 5 deletions DropDown/resources/DropDownCell.xib
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Original file line number Diff line number Diff line change
@@ -1,34 +1,57 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="10117" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES">
<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="10117" systemVersion="15G31" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES">
<dependencies>
<deployment identifier="iOS"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
<capability name="Aspect ratio constraints" minToolsVersion="5.1"/>
</dependencies>
<objects>
<placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
<placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
<view contentMode="scaleToFill" id="iN0-l3-epB" customClass="DropDownCell" customModule="DropDown_Demo" customModuleProvider="target">
<view contentMode="scaleToFill" id="iN0-l3-epB" customClass="DropDownCell" customModule="DropDown" customModuleProvider="target">
<rect key="frame" x="0.0" y="0.0" width="320" height="44"/>
<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
<subviews>
<label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="dhL-pA-i6q">
<rect key="frame" x="8" y="8" width="304" height="28"/>
<rect key="frame" x="44" y="8" width="232" height="28"/>
<fontDescription key="fontDescription" type="system" pointSize="17"/>
<color key="textColor" red="0.0" green="0.0" blue="0.0" alpha="1" colorSpace="calibratedRGB"/>
<nil key="highlightedColor"/>
</label>
<imageView userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="TZd-Tb-H6m">
<rect key="frame" x="8" y="8" width="28" height="28"/>
<constraints>
<constraint firstAttribute="width" secondItem="TZd-Tb-H6m" secondAttribute="height" multiplier="1:1" id="MLn-0H-wIZ"/>
</constraints>
</imageView>
<imageView userInteractionEnabled="NO" contentMode="scaleAspectFit" horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="URy-kk-P2w">
<rect key="frame" x="284" y="8" width="28" height="28"/>
<constraints>
<constraint firstAttribute="width" secondItem="URy-kk-P2w" secondAttribute="height" multiplier="1:1" id="et5-fg-9UR"/>
</constraints>
</imageView>
</subviews>
<color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="calibratedWhite"/>
<constraints>
<constraint firstAttribute="trailing" secondItem="dhL-pA-i6q" secondAttribute="trailing" constant="8" id="Phk-No-PFh"/>
<constraint firstItem="dhL-pA-i6q" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="8" id="QIg-6Z-lbJ"/>
<constraint firstAttribute="bottom" secondItem="TZd-Tb-H6m" secondAttribute="bottom" constant="8" id="5pu-58-VlT"/>
<constraint firstItem="dhL-pA-i6q" firstAttribute="leading" secondItem="TZd-Tb-H6m" secondAttribute="trailing" constant="8" id="AK6-f9-gsT"/>
<constraint firstItem="URy-kk-P2w" firstAttribute="leading" secondItem="dhL-pA-i6q" secondAttribute="trailing" constant="8" id="FZw-IF-6Xw"/>
<constraint firstItem="TZd-Tb-H6m" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="8" id="GQl-WH-rqe"/>
<constraint firstAttribute="trailing" secondItem="dhL-pA-i6q" secondAttribute="trailing" priority="999" constant="8" id="Phk-No-PFh"/>
<constraint firstItem="TZd-Tb-H6m" firstAttribute="top" secondItem="iN0-l3-epB" secondAttribute="top" constant="8" id="VVc-J7-zxP"/>
<constraint firstAttribute="bottom" secondItem="URy-kk-P2w" secondAttribute="bottom" constant="8" id="a0C-PH-gPA"/>
<constraint firstItem="URy-kk-P2w" firstAttribute="top" secondItem="iN0-l3-epB" secondAttribute="top" constant="8" id="kA1-Gw-Ep2"/>
<constraint firstItem="dhL-pA-i6q" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" priority="999" constant="8" id="n6s-fp-4gc"/>
<constraint firstItem="dhL-pA-i6q" firstAttribute="top" secondItem="iN0-l3-epB" secondAttribute="top" constant="8" id="qo1-5r-HsS"/>
<constraint firstAttribute="bottom" secondItem="dhL-pA-i6q" secondAttribute="bottom" constant="8" id="wRT-h8-gtn"/>
<constraint firstAttribute="trailing" secondItem="URy-kk-P2w" secondAttribute="trailing" constant="8" id="zXz-4R-Qek"/>
</constraints>
<nil key="simulatedStatusBarMetrics"/>
<freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
<connections>
<outlet property="leftIcon" destination="TZd-Tb-H6m" id="9n1-GE-gLB"/>
<outlet property="optionLabel" destination="dhL-pA-i6q" id="1GT-db-EaA"/>
<outlet property="rightIcon" destination="URy-kk-P2w" id="hdG-2P-V6y"/>
</connections>
</view>
</objects>
Expand Down
33 changes: 33 additions & 0 deletions DropDown/src/DropDown.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,19 @@ public final class DropDown: UIView {
case Bottom

}

/// The position of the icon for each drop down row.
public enum IconPosition {

/// The drop down icon will not show.
case None

/// The drop down icon will show on the left side of the row.
case Left

/// The drop down icon will show on the right side of the row.
case Right
}

//MARK: - Properties

Expand Down Expand Up @@ -126,6 +139,12 @@ public final class DropDown: UIView {
public var width: CGFloat? {
didSet { setNeedsUpdateConstraints() }
}

/// The position of the icon to be shown on the row.
public var iconPosition: IconPosition?

/// The icon image to be shown on the row.
public var icon: UIImage?

//MARK: Constraints
private var heightConstraint: NSLayoutConstraint!
Expand Down Expand Up @@ -909,7 +928,21 @@ extension DropDown: UITableViewDataSource, UITableViewDelegate {
cell.optionLabel.text = dataSource[index]
}

if let position = iconPosition, let iconImage = icon {
switch position {
case .None:
cell.setupNoIcon()
case .Left:
cell.setupLeftIcon(iconImage)
case .Right:
cell.setupRightIcon(iconImage)
}
} else {
cell.setupNoIcon()
}

customCellConfiguration?(index, dataSource[index], cell)


return cell
}
Expand Down
17 changes: 17 additions & 0 deletions DropDown/src/DropDownCell.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ public class DropDownCell: UITableViewCell {

//UI
@IBOutlet public weak var optionLabel: UILabel!
@IBOutlet public weak var leftIcon: UIImageView!
@IBOutlet public weak var rightIcon: UIImageView!

var selectedBackgroundColor: UIColor?

Expand Down Expand Up @@ -62,5 +64,20 @@ extension DropDownCell {
executeSelection()
}
}

public func setupNoIcon() {
leftIcon.removeFromSuperview()
rightIcon.removeFromSuperview()
}

public func setupLeftIcon(icon: UIImage) {
rightIcon.removeFromSuperview()
leftIcon.image = icon
}

public func setupRightIcon(icon: UIImage) {
leftIcon.removeFromSuperview()
rightIcon.image = icon
}

}