private void chromatogramsMenuItem_DropDownOpening(object sender, EventArgs e)
{
ToolStripMenuItem menu = chromatogramsMenuItem;
if (!DocumentUI.Settings.HasResults)
{
// Strange problem in .NET where a dropdown will show when
// its menuitem is disabled.
chromatogramsMenuItem.HideDropDown();
return;
}
// If MeasuredResults is null, then this menuitem is incorrectly enabled
var chromatograms = DocumentUI.Settings.MeasuredResults.Chromatograms;
int i = 0;
menu.DropDown.SuspendLayout();
try
{
foreach (var chrom in chromatograms)
{
string name = chrom.Name;
ToolStripMenuItem item = null;
if (i < menu.DropDownItems.Count)
{
item = menu.DropDownItems[i] as ToolStripMenuItem;
}
if (item == null || name != item.Name)
{
// Remove the rest of the existing items
while (!ReferenceEquals(menu.DropDownItems[i], toolStripSeparatorReplicates))
{
menu.DropDownItems.RemoveAt(i);
}
ShowChromHandler handler = new ShowChromHandler(SkylineWindow, chrom.Name);
item = new ToolStripMenuItem(chrom.Name, null,
handler.menuItem_Click);
menu.DropDownItems.Insert(i, item);
}
i++;
}
// Remove the rest of the existing items
while (!ReferenceEquals(menu.DropDownItems[i], toolStripSeparatorReplicates))
{
menu.DropDownItems.RemoveAt(i);
}
}
finally
{
menu.DropDown.ResumeLayout();
}
closeChromatogramMenuItem.Enabled = !string.IsNullOrEmpty(SkylineWindow.SelectedGraphChromName);
}
private void chromatogramsMenuItem_DropDownOpening(object sender, EventArgs e)
{
ToolStripMenuItem menu = chromatogramsMenuItem;
if (!DocumentUI.Settings.HasResults)
{
// Strange problem in .NET where a dropdown will show when
// its menuitem is disabled.
chromatogramsMenuItem.HideDropDown();
return;
}
// If MeasuredResults is null, then this menuitem is incorrectly enabled
var chromatograms = DocumentUI.Settings.MeasuredResults.Chromatograms;
int i = 0;
foreach (var chrom in chromatograms)
{
string name = chrom.Name;
ToolStripMenuItem item = null;
if (i < menu.DropDownItems.Count)
item = menu.DropDownItems[i] as ToolStripMenuItem;
if (item == null || name != item.Name)
{
// Remove the rest of the existing items
while (!ReferenceEquals(menu.DropDownItems[i], toolStripSeparatorReplicates))
menu.DropDownItems.RemoveAt(i);
ShowChromHandler handler = new ShowChromHandler(this, chrom.Name);
item = new ToolStripMenuItem(chrom.Name, null,
handler.menuItem_Click);
menu.DropDownItems.Insert(i, item);
}
i++;
}
// Remove the rest of the existing items
while (!ReferenceEquals(menu.DropDownItems[i], toolStripSeparatorReplicates))
menu.DropDownItems.RemoveAt(i);
}
