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Fixed a bug where trying to align the grid to a linedef or setting the grid origin to a vertex would crash when no map was opened. Fixes #536

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This commit is contained in:
biwa 2021-03-14 16:40:55 +01:00
parent feef304423
commit 2abcbfffab
1 changed files with 6 additions and 0 deletions
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6
Source/Core/Windows/MainForm.cs
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@ -2948,6 +2948,9 @@ namespace CodeImp.DoomBuilder.Windows
[BeginAction("aligngridtolinedef")] [BeginAction("aligngridtolinedef")]
protected void AlignGridToLinedef() protected void AlignGridToLinedef()
{ {
if (General.Map == null)
return;
if (General.Map.Map.SelectedLinedefsCount != 1) if (General.Map.Map.SelectedLinedefsCount != 1)
{ {
General.Interface.DisplayStatus(StatusType.Warning, "Exactly one linedef must be selected"); General.Interface.DisplayStatus(StatusType.Warning, "Exactly one linedef must be selected");
@ -2965,6 +2968,9 @@ namespace CodeImp.DoomBuilder.Windows
[BeginAction("setgridorigintovertex")] [BeginAction("setgridorigintovertex")]
protected void SetGridOriginToVertex() protected void SetGridOriginToVertex()
{ {
if (General.Map == null)
return;
if (General.Map.Map.SelectedVerticessCount != 1) if (General.Map.Map.SelectedVerticessCount != 1)
{ {
General.Interface.DisplayStatus(StatusType.Warning, "Exactly one vertex must be selected"); General.Interface.DisplayStatus(StatusType.Warning, "Exactly one vertex must be selected");