private void buttonModifyMaxRank_Click(object sender, EventArgs e) { int newRankMax; try { newRankMax = int.Parse(Interaction.InputBox("Enter a new max rank", "Modify Max Rank", WallpaperData.GetMaxRank().ToString())); } catch // no response { return; } if (newRankMax > 0 && newRankMax != WallpaperData.GetMaxRank()) // cannot be equal to or less than 0 and this will not change anything if the same rank is chosen { if (newRankMax <= WallpaperData.LargestMaxRank) { WallpaperData.SetMaxRank(newRankMax); } else { MessageBox.Show("Cannot be larger than 1000"); } } else { MessageBox.Show("Invalid Input"); } }