/// <summary>
/// Display the combo box at the specified location, or the list box pulled down from the specified location.
/// </summary>
/// <param name="loc"></param>
public void Activate(Rect loc)
{
CheckDisposed();
FwComboBox combo = m_combo as FwComboBox;
if (combo != null)
{
combo.Location = new System.Drawing.Point(loc.left, loc.top);
// 21 is the default height of a combo, the smallest reasonable size.
combo.Size = new System.Drawing.Size(Math.Max(loc.right - loc.left + 30, 200), Math.Max(loc.bottom - loc.top, 50));
if (!m_owner.Controls.Contains(combo))
{
m_owner.Controls.Add(combo);
}
}
else
{
ComboListBox c = (m_combo as ComboListBox);
c.AdjustSize(500, 400); // these are maximums!
c.LaunchingForm = m_owner.ParentForm;
c.FormHidden += ComboListHidden;
c.Launch(m_owner.RectangleToScreen(loc), Screen.GetWorkingArea(m_owner));
}
}
private void LaunchFwContextMenu(Point ptLoc)
{
if (m_rgfmi == null || m_rgfmi.Count == 0)
{
return;
}
m_fConstructingMenu = true;
if (m_clb == null)
{
m_clb = new ComboListBox();
m_clb.SelectedIndexChanged += new EventHandler(HandleFwMenuSelection);
m_clb.SameItemSelected += new EventHandler(HandleFwMenuSelection);
// Since we may initialize with TsStrings, need to set WSF.
m_clb.WritingSystemFactory = Cache.LanguageWritingSystemFactoryAccessor;
m_clb.DropDownStyle = ComboBoxStyle.DropDownList; // Prevents direct editing.
m_clb.StyleSheet = FontHeightAdjuster.StyleSheetFromPropertyTable(m_propertyTable);
}
m_clb.Items.Clear();
for (int i = 0; i < m_rgfmi.Count; ++i)
{
if (m_rgfmi[i].Enabled)
{
m_clb.Items.Add(m_rgfmi[i].Label);
}
}
AdjustListBoxSize();
m_clb.AdjustSize(500, 400); // these are maximums!
m_clb.SelectedIndex = 0;
Rectangle boundsLauncher = new Rectangle(ptLoc, new Size(10, 10));
Rectangle boundsScreen = Screen.GetWorkingArea(m_inflAffixTemplateCtrl);
m_fConstructingMenu = false;
m_clb.Launch(boundsLauncher, boundsScreen);
}
private bool PerformUpdate(object param)
{
CreateSearcher();
try
{
m_changingSelection = true;
try
{
m_listBox.BeginUpdate();
m_listBox.Items.Clear();
// TODO: sort the results
foreach (ICmPossibility poss in m_searcher.Search(0, (ITsString)param))
{
// Every so often see whether the user has typed something that makes our search irrelevant.
if (ShouldAbort())
{
return(false);
}
var autoCompleteItem = ObjectLabel.CreateObjectLabel(m_cache, poss, m_displayNameProperty, m_displayWs);
if (m_listBox.Items.OfType <ObjectLabel>().All(item => !ReferenceEquals(item.Object, autoCompleteItem.Object)))
{
m_listBox.Items.Add(autoCompleteItem);
}
}
}
finally
{
m_listBox.EndUpdate();
}
if (m_listBox.Items.Count > 0)
{
m_listBox.AdjustSize(500, 400);
m_listBox.SelectedIndex = 0;
m_listBox.Launch(m_control.RectangleToScreen(m_control.Bounds), Screen.GetWorkingArea(m_control));
}
else
{
m_listBox.HideForm();
}
}
finally
{
m_changingSelection = false;
}
return(true);
}