From d6c88a215e88c82aed3c0b2cd2ae33576e37ea6c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Bellai=20=C3=81d=C3=A1m?= <USER\adam.bellai>
Date: Tue, 3 Oct 2017 12:41:27 +0000
Subject: [PATCH] git-tfs-id:
 [http://tfs.userrendszerhaz.hu:8080/tfs/DefaultCollection]$/MediaCube;C30515

---
 client/Maestro/MaestroForm.Source.cs | 65 ++++++++++++++++++----------
 1 file changed, 41 insertions(+), 24 deletions(-)

diff --git a/client/Maestro/MaestroForm.Source.cs b/client/Maestro/MaestroForm.Source.cs
index c944991c..fcdf2146 100644
--- a/client/Maestro/MaestroForm.Source.cs
+++ b/client/Maestro/MaestroForm.Source.cs
@@ -92,17 +92,18 @@ namespace Maestro {
         }
 
         private void sourceGridView_CellContentClick(object sender, DataGridViewCellEventArgs e) {
-            var selectedItem = bindingSource.Current;
-            if (selectedItem == null) {
+            var selectedrows = dataGridSource.SelectedRows;
+            var selectedItems = bindingSource.Current;
+            if (selectedrows == null) {
                 return;
             }
             if (e.ColumnIndex == 0) {
-                SetSourceFromCheckBoxAction(sender, selectedItem);
+                SetSourceFromCheckBoxAction(selectedrows);
                 return;
             }
             if (e.ColumnIndex != 3)
                 return;
-            FileSourceItem fileSourceItem = selectedItem as FileSourceItem;
+            FileSourceItem fileSourceItem = selectedItems as FileSourceItem;
             if (fileSourceItem == null)
                 return;
             Cursor = Cursors.WaitCursor;
@@ -115,26 +116,42 @@ namespace Maestro {
             }));
         }
 
-        private void SetSourceFromCheckBoxAction(object sender, object selectedItem) {
+        private void SetSourceFromCheckBoxAction(DataGridViewSelectedRowCollection selectedRows) {
             String name;
-            NexioSourceItem n = selectedItem as NexioSourceItem;
-            if (n == null) {
-                FileSourceItem f = selectedItem as FileSourceItem;
-                name = f.Name;
-            } else name = n.Name;
+            bool valueOfCheckBoxes = GetValueOfCheckBoxes(selectedRows);
+            foreach (DataGridViewRow actualRow in selectedRows) {
+                var cells = actualRow.Cells;
+                if (cells.Count <= 0)
+                    return;
+                name = cells[1].Value as string;
+                if (String.IsNullOrEmpty(name))
+                    return;
+                DataGridViewCheckBoxCell checkBoxCell = cells[0] as DataGridViewCheckBoxCell;
+                if (selectedRows.Count > 1)
+                    checkBoxCell.Value = valueOfCheckBoxes;
+                else
+                    checkBoxCell.Value = (checkBoxCell.Value == null || checkBoxCell.Value.Equals(false)) ? true : false;
+                if (checkBoxCell.Value.Equals(false))
+                    selectedSources.Remove(name);
+                else {
+                    if (!selectedSources.Contains(name))
+                        selectedSources.Add(name);
+                }
+                SetTextSelectedSourceTextFromCheckBoxes();
+                SetMetadataButtonEnabled((bool)checkBoxCell.Value);
+            }
+        }
 
-            DataGridView gridView = sender as DataGridView;
-            var cells = gridView.SelectedCells;
-            if (cells.Count <= 0)
-                return;
-            DataGridViewCheckBoxCell checkBoxCell = cells[0] as DataGridViewCheckBoxCell;
-            checkBoxCell.Value = (checkBoxCell.Value == null || checkBoxCell.Value.Equals(false)) ? true : false;
-            if (checkBoxCell.Value.Equals(false))
-                selectedSources.Remove(name);
-            else
-                selectedSources.Add(name);
-            SetTextSelectedSourceTextFromCheckBoxes();
-            SetMetadataButtonEnabled((bool)checkBoxCell.Value);
+        private bool GetValueOfCheckBoxes(DataGridViewSelectedRowCollection selectedRows) {
+            bool result = true;
+            foreach (DataGridViewRow actualRow in selectedRows) {
+                var cells = actualRow.Cells;
+                DataGridViewCheckBoxCell checkBoxCell = cells[0] as DataGridViewCheckBoxCell;
+                if (checkBoxCell.Value != null && checkBoxCell.Value.Equals(true))
+                    result = false;
+                else { result = true; return result; }
+            }
+            return result;
         }
 
         private void SetMetadataButtonEnabled(bool checkBox) {
@@ -220,8 +237,8 @@ namespace Maestro {
         private void dataGridSource_CellMouseDoubleClick(object sender, DataGridViewCellMouseEventArgs e) {
             if (e.RowIndex < 0)
                 return;
-            var selectedItem = bindingSource.Current;
-            SetSourceFromCheckBoxAction(sender, selectedItem);
+            var selectedRows = dataGridSource.SelectedRows;
+            SetSourceFromCheckBoxAction(selectedRows);
         }
     }
 }
-- 
2.54.0