PDF_Office/PDF Office/PDF Master/KMClass/KMPDFViewController/HeaderFooter/Views/KMHeaderPropertyController.swift

//
//  KMHeaderPropertyController.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/11/8.
//

import Cocoa
import KMComponentLibrary

@objc protocol KMHeaderPropertyControllerDelegate: AnyObject {
    
    //水印数据有更新
    @objc optional func headerFooterPropertyControllerDidUpdate(_ controller: KMHeaderPropertyController)
    
    //切换到模板界面
    @objc optional func headerFooterPropertyControllerDidChangetoTemplate(_ controller: KMHeaderPropertyController)
 
    //成功保存到模板
    @objc optional func headerFooterPropertyControllerSaveTemplateSuccess(_ controller: KMHeaderPropertyController, _ data: KMHeaderFooterObject)

    //取消修改模板信息
    @objc optional func headerFooterPropertyControllerCancelTemplateEdit(_ controller: KMHeaderPropertyController)

}

class KMHeaderPropertyController: NSViewController {
    
    @IBOutlet var contendView: NSView!
    
    @IBOutlet var titleLabel: NSTextField!
    @IBOutlet var templateButton: ComponentButton!
    @IBOutlet var leftTopButton: ComponentButton!
    
    //Font
    @IBOutlet var fontBGView: NSView!
    @IBOutlet var fontLabel: NSTextField!
    @IBOutlet var fontNameSelect: ComponentSelect!
    @IBOutlet var fontSizeSelect: ComponentSelect!
    @IBOutlet var fontColorView: ComponentCColorCustom!
    
    //Margin
    @IBOutlet var marginBGView: NSView!
    @IBOutlet var marginLabel: NSTextField!
    @IBOutlet var marginLeftInput: ComponentInputNumber!
    @IBOutlet var marginTopInput: ComponentInputNumber!
    @IBOutlet var marginRightInput: ComponentInputNumber!
    @IBOutlet var marginBottomInput: ComponentInputNumber!
    
    //Display
    @IBOutlet var displayBGView: NSView!
    @IBOutlet var displayLabel: NSTextField!
    @IBOutlet var dateLabel: NSTextField!
    @IBOutlet var dateSelect: ComponentSelect!
    @IBOutlet var pageLabel: NSTextField!
    @IBOutlet var pageSelect: ComponentSelect!
    @IBOutlet var startPageLabel: NSTextField!
    @IBOutlet var startPageSelect: ComponentSelect!
    
    //Layout&Content
    @IBOutlet var layoutBGView: NSView!
    @IBOutlet var layoutLabel: NSTextField!
    @IBOutlet var layoutInsertButton: ComponentButton!
    @IBOutlet var layoutPosition: ComponentCPosition!
    @IBOutlet var layoutTextarea: ComponentTextarea!
    
    //Save
    @IBOutlet var saveTemplateBGView: NSView!
    @IBOutlet var saveButton: ComponentButton!
    
    var groupView: ComponentGroup!
    
    private var familyNames = CPDFFont.familyNames
    
    private var positionSelRow: Int = -1
    private var positionSelColumn: Int = -1
     
    private var isEditModeChanged: Bool = false //修改时，记录是否有做过调整
    
    var totalPDFCount: Int = 1
    var originalDataDict: Dictionary<String, Any>?
    var headerFooterModel: KMHeaderFooterObject = KMHeaderFooterObject()
    
    weak open var delegate: KMHeaderPropertyControllerDelegate?
     
    var editSubType: KMPDFEditSubModeType = .none

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do view setup here.
        
        setupProperty()
        
        reloadData()
    }
    
    func setupProperty() {
        contendView.wantsLayer = true
        contendView.layer?.backgroundColor = ComponentLibrary.shared.getComponentColorFromKey("colorBg/layout-middle").cgColor
        
        titleLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        titleLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-m-bold")
        
        templateButton.properties = ComponentButtonProperty(type: .text_gray, size: .xxs, onlyIcon: true, icon: NSImage(named: "icon_wm_template"), keepPressState: false)
        templateButton.setTarget(self, action: #selector(componentButtonClicked(_:)))
        
        leftTopButton.properties = ComponentButtonProperty(type: .text_gray, size: .xxs, onlyIcon: true, icon: NSImage(named: "watermark_arrowLeft"), keepPressState: false)
        leftTopButton.setTarget(self, action: #selector(leftTopButtonClicked(_:)))
 
        //Font
        fontLabel.stringValue = KMLocalizedString("Font")
        fontLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        fontLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        fontNameSelect.properties = ComponentSelectProperties(size: .s,
                                                              state: .normal,
                                                              text: "")
        
        var menuItemArr: [ComponentMenuitemProperty] = []
        for string in familyNames {
            let item = ComponentMenuitemProperty(type: .normal, text: string, identifier: string)
            menuItemArr.append(item)
        }
        fontNameSelect.updateMenuItemsArr(menuItemArr)
        fontNameSelect.delegate = self
        
        fontSizeSelect.properties = ComponentSelectProperties(size: .s,
                                                              state: .normal,
                                                              creatable: true,
                                                              text: "12 pt",
                                                              regexString: "0123456789 pt")
        if true {
            var sizeItemArr: [ComponentMenuitemProperty] = []
            for string in KMHeaderFooterManager.getFontSize() {
                let item = ComponentMenuitemProperty(type: .normal, text: string, identifier: string)
                sizeItemArr.append(item)
            }
            fontSizeSelect.updateMenuItemsArr(sizeItemArr)
        }
        fontSizeSelect.delegate = self
        
        fontColorView.properties = ComponentCColorProperty(colorType: .colorPanel, state: .normal, isCustom: true, color: NSColor.black)
        fontColorView.delegate = self
        
        //Margin
        marginLabel.stringValue = KMLocalizedString("Margin (mm)")
        marginLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        marginLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        marginLeftInput.properties = ComponentInputNumberProperty(alignment: .left,
                                                                  size: .s,
                                                                  minSize: 0,
                                                                  maxSize: 1000,
                                                                  text: "0")
        marginLeftInput.delegate = self
        
        marginTopInput.properties = ComponentInputNumberProperty(alignment: .left,
                                                                 size: .s,
                                                                 minSize: 0,
                                                                 maxSize: 1000,
                                                                 text: "0")
        marginTopInput.delegate = self
        marginRightInput.properties = ComponentInputNumberProperty(alignment: .left,
                                                                   size: .s,
                                                                   minSize: 0,
                                                                   maxSize: 1000,
                                                                   text: "0")
        marginRightInput.delegate = self
        
        marginBottomInput.properties = ComponentInputNumberProperty(alignment: .left,
                                                                    size: .s,
                                                                    minSize: 0,
                                                                    maxSize: 1000,
                                                                    text: "0")
        marginBottomInput.delegate = self
        
        
        //Display
        displayLabel.stringValue = KMLocalizedString("Display")
        displayLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        displayLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        dateSelect.properties = ComponentSelectProperties(size: .s,
                                                          state: .normal,
                                                          creatable: false,
                                                          text: "m/d")
        if true {
            var sizeItemArr: [ComponentMenuitemProperty] = []
            for string in KMHeaderFooterManager.getdateFormatArray() {
                let item = ComponentMenuitemProperty(type: .normal, text: string, identifier: string)
                sizeItemArr.append(item)
            }
            dateSelect.updateMenuItemsArr(sizeItemArr)
        }
        dateSelect.selectItemAtIndex(0)
        dateSelect.delegate = self
        
        pageSelect.properties = ComponentSelectProperties(size: .s,
                                                          state: .normal,
                                                          creatable: false,
                                                          text: "1")
        if true {
            var sizeItemArr: [ComponentMenuitemProperty] = []
            for string in KMHeaderFooterManager.getPageFormats() {
                let item = ComponentMenuitemProperty(type: .normal, text: string, identifier: string)
                sizeItemArr.append(item)
            }
            pageSelect.updateMenuItemsArr(sizeItemArr)
        }
        pageSelect.selectItemAtIndex(0)
        pageSelect.delegate = self
        
        startPageSelect.properties = ComponentSelectProperties(size: .s,
                                                               state: .normal,
                                                               creatable: false,
                                                               text: "1")
       
        startPageSelect.delegate = self
        
        //Layout&Content
        layoutLabel.stringValue = KMLocalizedString("Layout & Content")
        layoutLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        layoutLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        layoutInsertButton.properties = ComponentButtonProperty(type: .text_gray, size: .xxs, onlyIcon: true, icon: NSImage(named: "watermark_template_add"), keepPressState: false)
        layoutInsertButton.setTarget(self, action: #selector(componentButtonClicked(_:)))
        
        layoutPosition.properties = ComponentCPositionProperty(rowCount: 2, columnCount: 3, dash: true)
        layoutPosition.delegate = self
        
        layoutTextarea.properties = ComponentTextareaProperty(totalCount: -1)
        layoutTextarea.delegate = self
        
        //Save
        saveTemplateBGView.wantsLayer = true
        saveTemplateBGView.layer?.backgroundColor = ComponentLibrary.shared.getComponentColorFromKey("colorBg/layout-middle").cgColor
        saveButton.properties = ComponentButtonProperty(type: .default_tertiary, size: .m, showLeftIcon: true, buttonText: KMLocalizedString("Save as Template"), icon: NSImage(named: "icon_wm_template_save"), keepPressState: false)
        saveButton.setTarget(self, action: #selector(componentButtonClicked(_:)))
        
    }
    
    func clearData() {
        positionSelRow = -1
        positionSelColumn = -1
        totalPDFCount = 1
    }
    
    func reloadData() {
        
        titleLabel.stringValue = KMLocalizedString("Add Header & Footer")
        leftTopButton.isHidden = true
        saveTemplateBGView.isHidden = false
        templateButton.properties.icon = NSImage(named: "icon_wm_template")
        if editSubType == .edit {
            titleLabel.stringValue = KMLocalizedString("Edit Header & Footer")
            leftTopButton.isHidden = false
            saveTemplateBGView.isHidden = true
            templateButton.properties.icon = NSImage(named: "edit_save")
        }
        templateButton.reloadData()
        
        //Font
        if let index = familyNames.firstIndex(of: headerFooterModel.fontName) {
            fontNameSelect.selectItemAtIndex(index)
        }
        fontNameSelect.properties.text = headerFooterModel.fontName
        fontNameSelect.reloadData()
        
        let fontSizeStr = String(format: "%.0f", headerFooterModel.fontsize)
        if let index = KMHeaderFooterManager.getFontSize().firstIndex(of: fontSizeStr) {
            fontSizeSelect.selectItemAtIndex(index)
        }
        fontSizeSelect.properties.text = String(format: "%.0f", headerFooterModel.fontsize) + " pt"
        fontSizeSelect.reloadData()
        
        fontColorView.properties?.color = headerFooterModel.color
        fontColorView.reloadData()
        
        //Margin
        marginLeftInput.properties.text = String(format: "%d", headerFooterModel.leftMargin)
        marginLeftInput.reloadData()
        
        marginTopInput.properties.text = String(format: "%d", headerFooterModel.topMargin)
        marginTopInput.reloadData()
        
        marginRightInput.properties.text = String(format: "%d", headerFooterModel.rightMargin)
        marginRightInput.reloadData()
        
        marginBottomInput.properties.text = String(format: "%d", headerFooterModel.bottomMargin)
        marginBottomInput.reloadData()
        
        //Display
        if let index = KMHeaderFooterManager.getdateFormatArray().firstIndex(of: headerFooterModel.dateFormatString) {
            dateSelect.selectItemAtIndex(index)
        } else {
            dateSelect.properties.text = headerFooterModel.dateFormatString
        }
        dateSelect.reloadData()
        
        if let index = KMHeaderFooterManager.getPageFormats().firstIndex(of: headerFooterModel.pageFormatString) {
            pageSelect.selectItemAtIndex(index)
        } else {
            pageSelect.properties.text = headerFooterModel.pageFormatString
        }
        pageSelect.reloadData()
         
        if true {
            var sizeItemArr: [ComponentMenuitemProperty] = []
            var indexArr: [String] = []
            for index in 1...totalPDFCount {
                indexArr.append(String(format: "%ld", index))
            }
            for string in indexArr {
                let item = ComponentMenuitemProperty(type: .normal, text: string, identifier: string)
                sizeItemArr.append(item)
            }
            startPageSelect.updateMenuItemsArr(sizeItemArr)
        }
        
        if let index = KMHeaderFooterManager.getPageFormats().firstIndex(of: headerFooterModel.startString) {
            startPageSelect.selectItemAtIndex(index)
        } else {
            startPageSelect.properties.text = headerFooterModel.startString
        }
        startPageSelect.reloadData()
        
        //Layout
        layoutPosition.properties.selRow = positionSelRow
        layoutPosition.properties.selColumn = positionSelColumn
        layoutPosition.reloadData()
        
        layoutTextarea.properties.text = ""
        layoutTextarea.reloadData()
        
        updateTextAreaText()
        
        //Save
        if headerFooterModel.topLeftString.count == 0 && headerFooterModel.topCenterString.count == 0 && headerFooterModel.topRightString.count == 0
            && headerFooterModel.bottomLeftString.count == 0 && headerFooterModel.bottomCenterString.count == 0 && headerFooterModel.bottomRightString.count == 0 {
            saveButton.properties.isDisabled = true
        } else {
            saveButton.properties.isDisabled = false
        }
        saveButton.reloadData()
         
    }
    
    func updateTextAreaText() {
         if positionSelRow == 0 && positionSelColumn == 0 {
            //左下角
            layoutTextarea.properties.text = headerFooterModel.bottomLeftString
        } else if positionSelRow == 0 && positionSelColumn == 1 {
            layoutTextarea.properties.text = headerFooterModel.bottomCenterString
        } else if positionSelRow == 0 && positionSelColumn == 2 {
            layoutTextarea.properties.text = headerFooterModel.bottomRightString
        } else if positionSelRow == 1 && positionSelColumn == 0 {
            layoutTextarea.properties.text = headerFooterModel.topLeftString
        } else if positionSelRow == 1 && positionSelColumn == 1 {
            layoutTextarea.properties.text = headerFooterModel.topCenterString
        } else if positionSelRow == 1 && positionSelColumn == 2 {
            layoutTextarea.properties.text = headerFooterModel.topRightString
        }
        layoutTextarea.reloadData()
    }
    
    //MARK: - Action
    @objc func leftTopButtonClicked(_ sender: ComponentButton) {
        if sender == leftTopButton {
            if isEditModeChanged == true {
                let alert = NSAlert()
                alert.alertStyle = .critical
                alert.messageText = KMLocalizedString("Save template changes?")
                alert.informativeText = KMLocalizedString("Cancel and they will not be saved.")
                alert.addButton(withTitle: KMLocalizedString("Save"))
                alert.addButton(withTitle: KMLocalizedString("Cancel"))
                alert.beginSheetModal(for: NSApp.mainWindow!) { (response) in
                    if response == NSApplication.ModalResponse.alertFirstButtonReturn {
                        let _ = KMHeaderFooterManager.defaultManager.updateHeaderFooter(theModel: self.headerFooterModel)

                        self.isEditModeChanged = false
                    } else {
                        if let dict = self.originalDataDict {
                            KMHeaderFooterManager.defaultManager.updateModel(self.headerFooterModel, with: dict as NSDictionary)
                            let _ = KMHeaderFooterManager.defaultManager.updateHeaderFooter(theModel: self.headerFooterModel)
                        }
                        self.delegate?.headerFooterPropertyControllerCancelTemplateEdit?(self)
                        
                        self.isEditModeChanged = false
                    }
                }
            } else {
                delegate?.headerFooterPropertyControllerCancelTemplateEdit?(self)

                isEditModeChanged = false
            }
        }
    }
    
    @objc func componentButtonClicked(_ sender: ComponentButton) {
        if sender == templateButton {
            delegate?.headerFooterPropertyControllerDidChangetoTemplate?(self)
        } else if sender == layoutInsertButton {
            var menuItemArr: [ComponentMenuitemProperty] = []
            let items: [(String, String)] = [("Insert Page Number", "InsertPageNumberKey"),
                                             ("Insert Date", "InsertDateKey")]
            
            for (i, value) in items {
                let properties_Menuitem: ComponentMenuitemProperty = ComponentMenuitemProperty(multipleSelect: false,
                                                                                               itemSelected: false,
                                                                                               isDisabled: false,
                                                                                               keyEquivalent: nil,
                                                                                               text: KMLocalizedString(i),
                                                                                               identifier: value)
                menuItemArr.append(properties_Menuitem)
            }
            
            if groupView == nil {
                groupView = ComponentGroup.createFromNib(in: ComponentLibrary.shared.componentBundle())
            }
            groupView.groupDelegate = self
            groupView?.frame = CGRectMake(0, 0, 160, 80)
            groupView.updateGroupInfo(menuItemArr)
            if let point: CGPoint = sender.superview?.convert(sender.frame.origin, to: self.view.window?.contentView) {
                groupView.showWithPoint(CGPoint(x: point.x, y: point.y - CGRectGetHeight(groupView.frame)-4), relativeTo: self.view)
            }
         
        } else if sender == saveButton {
            let saveWindow: KMWatermarkSaveWindow = KMWatermarkSaveWindow(windowNibName: "KMWatermarkSaveWindow")
            saveWindow.nameValue = KMHeaderFooterManager.defaultManager.fetchHeaderFooterAvailableName()
            
            saveWindow.saveHandler = {[weak self] string in
                guard let weakSelf = self else { return }
                DispatchQueue.main.async {
                    weakSelf.headerFooterModel.name = string ?? ""
                    if KMHeaderFooterManager.defaultManager.addHeaderFooter(weakSelf.headerFooterModel) {
                        weakSelf.delegate?.headerFooterPropertyControllerSaveTemplateSuccess?(weakSelf, weakSelf.headerFooterModel)
                    }
                }
            }
            saveWindow.own_beginSheetModal(for: view.window) { string in
                
            }
        }
    }
    
}

//MARK: - ComponentCColorDelegate
extension KMHeaderPropertyController: ComponentCColorDelegate {
    func componentCColorDidChooseColor(_ view: NSView, _ color: NSColor?) {
        if view == fontColorView {
            headerFooterModel.color = color ?? NSColor.clear
        }
        reloadData()
        
        delegate?.headerFooterPropertyControllerDidUpdate?(self)
        
        isEditModeChanged = true
        
    }
}

//MARK: - ComponentInputNumberDelegate
extension KMHeaderPropertyController: ComponentInputNumberDelegate {
    func componentInputNumberDidValueChanged(inputNumber: ComponentInputNumber?) {
        if inputNumber == marginLeftInput {
            if let text = inputNumber?.properties.text {
                headerFooterModel.leftMargin = Int(text) ?? 30
            }
        } else if inputNumber == marginTopInput {
            if let text = inputNumber?.properties.text {
                headerFooterModel.topMargin = Int(text) ?? 30
            }
        } else if inputNumber == marginRightInput {
            if let text = inputNumber?.properties.text {
                headerFooterModel.rightMargin = Int(text) ?? 30
            }
        } else if inputNumber == marginBottomInput {
            if let text = inputNumber?.properties.text {
                headerFooterModel.bottomMargin = Int(text) ?? 30
            }
        }
        reloadData()
        
        isEditModeChanged = true
        
        delegate?.headerFooterPropertyControllerDidUpdate?(self)
    }
}


//MARK: - ComponentSelectDelegate
extension KMHeaderPropertyController: ComponentSelectDelegate {
    func componentSelectDidSelect(view: ComponentSelect?, menuItemProperty: ComponentMenuitemProperty?) {
        if view == fontNameSelect {
            headerFooterModel.fontName = menuItemProperty?.text ?? ""
        } else if view == fontSizeSelect {
            if let text = menuItemProperty?.text {
                let result = text.stringByDeleteCharString(" pt")
                headerFooterModel.fontsize = result.stringToCGFloat()
            }
        } else if view == dateSelect {
            if let text = menuItemProperty?.text {
                headerFooterModel.dateFormatString = text
            }
        } else if view == pageSelect {
            if let text = menuItemProperty?.text {
                headerFooterModel.pageFormatString = text
            }
        } else if view == startPageSelect {
            if let text = menuItemProperty?.text {
                headerFooterModel.startString = text
            }
        }
        
        reloadData()
        
        isEditModeChanged = true
        
        delegate?.headerFooterPropertyControllerDidUpdate?(self)
        
    }
    
}

//MARK: - ComponentGroupDelegate
extension KMHeaderPropertyController: ComponentGroupDelegate {
    func componentGroupDidSelect(group: ComponentGroup?, menuItemProperty: ComponentMenuitemProperty?) {
        if menuItemProperty?.identifier == "InsertPageNumberKey" {
            if let text = pageSelect.properties.text {
                let tString = "<<\(text)>>"
                if positionSelRow == 0 && positionSelColumn == 0 {
                    //左下角
                    headerFooterModel.bottomLeftString = headerFooterModel.bottomLeftString + tString
                } else if positionSelRow == 0 && positionSelColumn == 1 {
                    headerFooterModel.bottomCenterString = headerFooterModel.bottomCenterString + tString
                } else if positionSelRow == 0 && positionSelColumn == 2 {
                    headerFooterModel.bottomRightString = headerFooterModel.bottomRightString + tString
                } else if positionSelRow == 1 && positionSelColumn == 0 {
                    headerFooterModel.topLeftString = headerFooterModel.topLeftString + tString
                } else if positionSelRow == 1 && positionSelColumn == 1 {
                    headerFooterModel.topCenterString = headerFooterModel.topCenterString + tString
                } else if positionSelRow == 1 && positionSelColumn == 2 {
                    headerFooterModel.topRightString = headerFooterModel.topRightString + tString
                }
            }
        } else if menuItemProperty?.identifier == "InsertDateKey" {
            if let text = dateSelect.properties.text {
                let tString = "<<\(text)>>"
                if positionSelRow == 0 && positionSelColumn == 0 {
                    //左下角
                    headerFooterModel.bottomLeftString = headerFooterModel.bottomLeftString + tString
                } else if positionSelRow == 0 && positionSelColumn == 1 {
                    headerFooterModel.bottomCenterString = headerFooterModel.bottomCenterString + tString
                } else if positionSelRow == 0 && positionSelColumn == 2 {
                    headerFooterModel.bottomRightString = headerFooterModel.bottomRightString + tString
                } else if positionSelRow == 1 && positionSelColumn == 0 {
                    headerFooterModel.topLeftString = headerFooterModel.topLeftString + tString
                } else if positionSelRow == 1 && positionSelColumn == 1 {
                    headerFooterModel.topCenterString = headerFooterModel.topCenterString + tString
                } else if positionSelRow == 1 && positionSelColumn == 2 {
                    headerFooterModel.topRightString = headerFooterModel.topRightString + tString
                }
            }
        }
        reloadData()
        
        isEditModeChanged = true
        
        updateTextAreaText()
        
        delegate?.headerFooterPropertyControllerDidUpdate?(self)
        
    }
}

//MARK: - ComponentCPositionDelegate
extension KMHeaderPropertyController: ComponentCPositionDelegate {
    func componentCPositionDidChoose(_ view: NSView, _ row: Int, _ column: Int) {
        if view == layoutPosition {
            view.window?.makeFirstResponder(nil)
            
            positionSelRow = row
            positionSelColumn = column
            
            reloadData()
            
            isEditModeChanged = true
            
            delegate?.headerFooterPropertyControllerDidUpdate?(self)
            
        }
    }
}

//MARK: - ComponentTextareaDelegate
extension KMHeaderPropertyController: ComponentTextareaDelegate {
    func componentTextareaTextDidChange(_ view: ComponentTextarea) {
        if positionSelRow == 0 && positionSelColumn == 0 {
            //左下角
            headerFooterModel.bottomLeftString = layoutTextarea.properties.text
        } else if positionSelRow == 0 && positionSelColumn == 1 {
            headerFooterModel.bottomCenterString = layoutTextarea.properties.text
        } else if positionSelRow == 0 && positionSelColumn == 2 {
            headerFooterModel.bottomRightString = layoutTextarea.properties.text
        } else if positionSelRow == 1 && positionSelColumn == 0 {
            headerFooterModel.topLeftString = layoutTextarea.properties.text
        } else if positionSelRow == 1 && positionSelColumn == 1 {
            headerFooterModel.topCenterString = layoutTextarea.properties.text
        } else if positionSelRow == 1 && positionSelColumn == 2 {
            headerFooterModel.topRightString = layoutTextarea.properties.text
        }
        
        reloadData()
        
        isEditModeChanged = true
        
        delegate?.headerFooterPropertyControllerDidUpdate?(self)
        
    }
}