From cc96e1ebe7255c7278c70cef0f951103e9844487 Mon Sep 17 00:00:00 2001
From: Sergey Chebotar <s.chebotar@gmail.com>
Date: Fri, 4 Feb 2022 17:13:47 +0300
Subject: Implement Enable/Disable tools buttons events

---
 src/Interface/RibbonController.cs | 47 ++++++++++++++++++++++++++++++++++++---
 1 file changed, 44 insertions(+), 3 deletions(-)

(limited to 'src/Interface')

diff --git a/src/Interface/RibbonController.cs b/src/Interface/RibbonController.cs
index 822fe98..7d70391 100644
--- a/src/Interface/RibbonController.cs
+++ b/src/Interface/RibbonController.cs
@@ -1,4 +1,5 @@
 using ExcelDna.Integration.CustomUI;
+using Microsoft.Office.Interop.Excel;
 using RehauSku.PriceListTools;
 using System;
 using System.Runtime.InteropServices;
@@ -9,16 +10,18 @@ namespace RehauSku.Interface
     [ComVisible(true)]
     public class RibbonController : ExcelRibbon
     {
+        private static IRibbonUI ribbonUi;
+
         public override string GetCustomUI(string RibbonID)
         {
             return @"
-      <customUI xmlns='http://schemas.microsoft.com/office/2006/01/customui'>
+      <customUI onLoad='RibbonLoad' xmlns='http://schemas.microsoft.com/office/2006/01/customui'>
       <ribbon>
         <tabs>
           <tab id='rau' label='REHAU'>
             <group id='priceList' label='Прайс-лист'>
-                <button id='exportToPrice' label='Экспорт в новый файл' size='normal' imageMso='PivotExportToExcel' onAction='OnExportPressed'/> 
-                <button id='convertPrice' label='Актуализировать' size='normal' imageMso='FileUpdate' onAction='OnConvertPressed'/> 
+                <button id='exportToPrice' getEnabled='GetExportEnabled' label='Экспорт в новый файл' size='normal' imageMso='PivotExportToExcel' onAction='OnExportPressed'/> 
+                <button id='convertPrice' getEnabled='GetConvertEnabled' label='Актуализировать' size='normal' imageMso='FileUpdate' onAction='OnConvertPressed'/> 
                 <menu id='conjoinMenu' label='Объединить' imageMso='Copy'>
                     <button id='mergeFiles' label='Сложить' onAction='OnMergePressed'/>    
                     <button id='combineFiles' label='По колонкам' onAction='OnCombinePressed'/>   
@@ -33,6 +36,19 @@ namespace RehauSku.Interface
     </customUI>";
         }
 
+        public void RibbonLoad(IRibbonUI sender)
+        {
+            ribbonUi = sender;
+        }
+
+        public static void RefreshControl(string id)
+        {
+            if (ribbonUi != null)
+            {
+                ribbonUi.InvalidateControl(id);
+            }
+        }
+
         public void OnMergePressed(IRibbonControl control)
         {
             MergeTool mergeTool = new MergeTool();
@@ -59,6 +75,19 @@ namespace RehauSku.Interface
             }
         }
 
+        public bool GetConvertEnabled(IRibbonControl control)
+        {
+            if (AddIn.Excel.ActiveWorkbook == null)
+                return false;
+
+            else
+            {
+                Worksheet worksheet = AddIn.Excel.ActiveWorkbook.ActiveSheet;
+                return worksheet.IsRehauSource();
+            }
+        }
+
+
         public void OnExportPressed(IRibbonControl control)
         {
             try
@@ -79,6 +108,18 @@ namespace RehauSku.Interface
             }
         }
 
+        public bool GetExportEnabled(IRibbonControl control)
+        {
+            if (AddIn.Excel.ActiveWorkbook == null)
+                return false;
+
+            else
+            {
+                Range selection = AddIn.Excel.Selection;
+                return selection.Columns.Count == 2;
+            }
+        }
+
         public void OnConvertPressed(IRibbonControl control)
         {
             ConvertTool convertTool = new ConvertTool();
-- 
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