Use alignment for GetLineIndexFromPoint (#7730)

Co-authored-by: N miloush <miloush@users.noreply.github.com>

Use alignment for GetLineIndexFromPoint (#7730)
Co-authored-by: N miloush <miloush@users.noreply.github.com>
9af2284d · Jan Kučera · GitHub · 11f5a047 · 9af2284d
隐藏空白更改
内联并排

Showing with 6 addition and 3 deletion

src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/documents/TextBoxView.cs ...resentationFramework/MS/Internal/documents/TextBoxView.cs +6 -3

未找到文件。
--- a/src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/documents/TextBoxView.cs
+++ b/src/Microsoft.DotNet.Wpf/src/PresentationFramework/MS/Internal/documents/TextBoxView.cs
@@ -1680,10 +1680,13 @@ private int GetLineIndexFromPoint(Point point, bool snapToText)
                }
                else
                {
-                    if (!snapToText &&
-                        (point.X < 0 || point.X >= record.Width))
+                    if (!snapToText)
                    {
-                        index = -1;
+                        double alignmentOffset = GetContentOffset(record.Width, CalculatedTextAlignment);
+                        if (point.X < alignmentOffset || point.X >= record.Width + alignmentOffset)
+                        {
+                            index = -1;
+                        }
                    }
                    break;
                }