private void ExpandItem(BaseItem objItem)
{
// Set the focus here so it can be properly released...
Control cc = this.ContainerControl as Control;
//if(bar!=null && !bar.Focused) // Commented out to fix menu bar taking the focus
// bar.Focus();
if (cc is Bar && !cc.Focused)
((Bar)cc).MenuFocus = true;
if(m_HotSubItem!=null)
m_HotSubItem.InternalMouseLeave();
m_HotSubItem=objItem;
objItem.InternalMouseEnter();
objItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, objItem.LeftInternal + 2, objItem.TopInternal + 2, 0));
objItem.Expanded=true;
if(objItem is PopupItem)
{
this.AutoExpand=true;
// If it is a menu select first menu item inside...
PopupItem popup=objItem as PopupItem;
if(popup.PopupType==ePopupType.Menu && popup.PopupControl is MenuPanel)
{
((MenuPanel)popup.PopupControl).SelectFirstItem();
}
}
}
internal void ExKeyDown(KeyEventArgs e)
{
if(m_ParentItem==null || m_ParentItem.SubItems.Count==0 || m_ParentItem.DesignMode)
return;
if(m_HotSubItem==null || m_HotSubItem!=null && !m_HotSubItem.Expanded)
{
if(e.KeyCode==Keys.Down)
{
if (m_ParentItem is ItemContainer)
{
m_ParentItem.InternalKeyDown(e);
}
else
{
if (m_HotSubItem is ItemContainer)
m_HotSubItem.InternalKeyDown(e);
if (!e.Handled)
{
int i = 0;
if (m_HotSubItem != null)
{
m_HotSubItem.InternalMouseLeave();
i = m_ParentItem.SubItems.IndexOf(m_HotSubItem) + 1;
if (i == m_ParentItem.SubItems.Count && m_ExpandButton.ShowExpandButton)
{
m_ExpandButton.MouseOver = true;
RefreshExpandButton();
}
else if (i < 0 || i == m_ParentItem.SubItems.Count)
{
i = 0;
}
m_HotSubItem = null;
}
else if (m_ExpandButton.MouseOver)
{
m_ExpandButton.MouseOver = false;
RefreshExpandButton();
i = 0;
}
BaseItem objTmp;
for (int f = i; f < m_ParentItem.SubItems.Count; f++)
{
objTmp = m_ParentItem.SubItems[f];
if (objTmp.Displayed && objTmp.Visible && CanGetMouseFocus(objTmp))
{
m_HotSubItem = objTmp;
m_HotSubItem.InternalMouseEnter();
m_HotSubItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, m_HotSubItem.LeftInternal + 2, m_HotSubItem.TopInternal + 2, 0));
if (m_HotSubItem.IsContainer)
m_HotSubItem.InternalKeyDown(e);
break;
}
}
if (m_HotSubItem == null && m_ExpandButton.ShowExpandButton && !m_ExpandButton.MouseOver)
{
m_ExpandButton.MouseOver = true;
RefreshExpandButton();
}
}
}
e.Handled=true;
m_IgnoreDuplicateMouseMove=true;
}
else if(e.KeyCode==Keys.Up)
{
if (m_ParentItem is ItemContainer)
{
m_ParentItem.InternalKeyDown(e);
}
else
{
if (m_HotSubItem is ItemContainer)
m_HotSubItem.InternalKeyDown(e);
if (!e.Handled)
{
int i = 0;
if (m_HotSubItem != null)
{
m_HotSubItem.InternalMouseLeave();
i = m_ParentItem.SubItems.IndexOf(m_HotSubItem) - 1;
if (i < 0 && m_ExpandButton.ShowExpandButton)
{
m_ExpandButton.MouseOver = true;
RefreshExpandButton();
}
else if (i < 0)
i = m_ParentItem.SubItems.Count - 1;
m_HotSubItem = null;
}
else if (m_ExpandButton.MouseOver)
{
m_ExpandButton.MouseOver = false;
RefreshExpandButton();
i = m_ParentItem.SubItems.Count - 1;
}
else if (m_ExpandButton.ShowExpandButton)
{
m_ExpandButton.MouseOver = true;
RefreshExpandButton();
}
else
i = m_ParentItem.SubItems.Count - 1;
BaseItem objTmp;
for (int f = i; f >= 0; f--)
{
objTmp = m_ParentItem.SubItems[f];
if (objTmp.Displayed && objTmp.Visible && CanGetMouseFocus(objTmp))
{
m_HotSubItem = objTmp;
m_HotSubItem.InternalMouseEnter();
m_HotSubItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, m_HotSubItem.LeftInternal + 2, m_HotSubItem.TopInternal + 2, 0));
if (m_HotSubItem.IsContainer)
m_HotSubItem.InternalKeyDown(e);
break;
}
}
if (m_HotSubItem == null && m_ExpandButton.ShowExpandButton && !m_ExpandButton.MouseOver)
{
m_ExpandButton.MouseOver = true;
RefreshExpandButton();
}
}
}
e.Handled=true;
m_IgnoreDuplicateMouseMove=true;
}
else if(e.KeyCode==Keys.Right)
{
m_IgnoreDuplicateMouseMove=true;
if (m_HotSubItem != null && m_HotSubItem.GetEnabled())
{
ButtonItem objBtn = m_HotSubItem as ButtonItem;
if (objBtn != null)
{
if (objBtn.SubItems.Count > 0 && objBtn.ShowSubItems && !objBtn.Expanded)
{
objBtn.Expanded = true;
if (objBtn.PopupControl is MenuPanel)
((MenuPanel)objBtn.PopupControl).SelectFirstItem();
e.Handled = true;
}
}
}
if (m_HotSubItem != null && m_HotSubItem is ItemContainer)
m_HotSubItem.InternalKeyDown(e);
if (!e.Handled && m_ParentItem!=null)
{
foreach (BaseItem item in m_ParentItem.SubItems)
{
if (item is ItemContainer)
{
item.InternalKeyDown(e);
if (e.Handled)
break;
}
}
}
}
else if(e.KeyCode==Keys.Left)
{
if (m_HotSubItem != null && m_HotSubItem is ItemContainer)
m_HotSubItem.InternalKeyDown(e);
if (!e.Handled)
{
m_IgnoreDuplicateMouseMove = true;
// Close this popup
if (BaseItem.IsOnPopup(m_ParentItem))
{
m_ParentItem.Expanded = false;
e.Handled = true;
}
}
}
else if(e.KeyCode==Keys.Escape)
{
BaseItem parent = m_ParentItem;
parent.Expanded = false;
if (parent.Parent != null && parent.Parent is GenericItemContainer && parent.Parent.AutoExpand)
parent.Parent.AutoExpand = false;
e.Handled = true;
}
else if (e.KeyCode == Keys.Enter && m_HotSubItem != null && m_HotSubItem.IsContainer)
{
m_HotSubItem.InternalKeyDown(e);
}
else if (e.KeyCode == Keys.Enter && m_HotSubItem != null && m_HotSubItem.SubItems.Count > 0 && m_HotSubItem.ShowSubItems && !m_HotSubItem.Expanded && m_HotSubItem.GetEnabled())
{
m_HotSubItem.Expanded = true;
if (m_HotSubItem is PopupItem && ((PopupItem)m_HotSubItem).PopupControl is MenuPanel)
((MenuPanel)((PopupItem)m_HotSubItem).PopupControl).SelectFirstItem();
e.Handled = true;
}
else if ((e.KeyCode == Keys.Enter || e.KeyCode == Keys.Space) && m_ExpandButton.ShowExpandButton && m_ExpandButton.MouseOver)
{
ExpandRecentlyUsed();
}
else
{
int key = 0;
if (e.Shift)
{
try
{
byte[] keyState = new byte[256];
if (NativeFunctions.GetKeyboardState(keyState))
{
byte[] chars = new byte[2];
if (NativeFunctions.ToAscii((uint)e.KeyValue, 0, keyState, chars, 0) != 0)
{
key = chars[0];
}
}
}
catch (Exception)
{
key = 0;
}
}
if (key == 0 && !BarFunctions.IsSystemKey(e.KeyCode))
{
key = (int)NativeFunctions.MapVirtualKey((uint)e.KeyValue, 2);
if (key == 0)
key = e.KeyValue;
}
if(e is KeyEventArgsEx && ((KeyEventArgsEx)e).KeyChar!=0)
{
if (ProcessContainerAccessKey(m_ParentItem, ((KeyEventArgsEx)e).KeyChar))
e.Handled = true;
}
if (!e.Handled && key > 0)
{
char[] ch = new char[1];
byte[] by = new byte[1];
by[0] = System.Convert.ToByte(key);
System.Text.Encoding.Default.GetDecoder().GetChars(by, 0, 1, ch, 0);
string s = ch[0].ToString();
ch[0] = (s.ToLower())[0];
if (ProcessContainerAccessKey(m_ParentItem, ch[0]))
e.Handled = true;
}
}
}
if(!e.Handled && m_HotSubItem!=null)
{
bool raiseKeyDown=true;
if (this.Controls.Count > 0)
{
foreach (Control childControl in this.Controls)
{
if (childControl.Focused)
{
raiseKeyDown = false;
break;
}
}
}
if(raiseKeyDown)
m_HotSubItem.InternalKeyDown(e);
}
}
private bool ProcessContainerAccessKey(BaseItem container, char key)
{
List<BaseItem> itemsForMnemonic = GetItemsForMnemonic(container, key);
if (itemsForMnemonic.Count > 1)
{
// Special processing for case when more than one item uses same mnemonic key
BaseItem newHotSubitem = null;
if (m_HotSubItem == null)
newHotSubitem = itemsForMnemonic[0];
else
{
int hotItemIndex = itemsForMnemonic.IndexOf(m_HotSubItem);
if (hotItemIndex == -1)
newHotSubitem = itemsForMnemonic[0];
else
{
if (hotItemIndex == itemsForMnemonic.Count - 1)
hotItemIndex = 0;
else
hotItemIndex++;
newHotSubitem = itemsForMnemonic[hotItemIndex];
}
}
if (newHotSubitem != null)
{
if (m_HotSubItem != null)
m_HotSubItem.InternalMouseLeave();
m_HotSubItem = newHotSubitem;
m_HotSubItem.InternalMouseEnter();
m_HotSubItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, m_HotSubItem.LeftInternal + 2, m_HotSubItem.TopInternal + 2, 0));
}
return true;
}
BaseItem item = GetItemForMnemonic(container, key, true);
if (item!=null && item.GetEnabled() && item.Visible)
{
if (item is ItemContainer)
{
this.ShowKeyTips = false;
this.HotSubItem = item;
}
else if (item.SubItems.Count > 0 && item.ShowSubItems && !item.Expanded)
{
if (m_HotSubItem != item)
{
if (m_HotSubItem != null)
m_HotSubItem.InternalMouseLeave();
m_HotSubItem = item;
m_HotSubItem.InternalMouseEnter();
m_HotSubItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, m_HotSubItem.LeftInternal + 2, m_HotSubItem.TopInternal + 2, 0));
}
item.Expanded = true;
if (item is PopupItem && ((PopupItem)item).PopupControl is MenuPanel)
{
((MenuPanel)((PopupItem)item).PopupControl).SelectFirstItem();
}
m_IgnoreDuplicateMouseMove = true;
}
else
{
this.ShowKeyTips = false;
if (item is ComboBoxItem)
{
((ComboBoxItem)item).ComboBoxEx.Focus();
((ComboBoxItem)item).ComboBoxEx.DroppedDown = true;
}
else if (item is TextBoxItem)
{
((TextBoxItem)item).TextBox.Focus();
}
else if (item is ControlContainerItem && ((ControlContainerItem)item).Control != null)
((ControlContainerItem)item).Control.Focus();
else
item.RaiseClick();
}
return true;
}
return false;
}
protected override void OnMouseLeave(EventArgs e)
{
if(m_ParentItem!=null && m_ParentItem.DesignMode || m_ParentItem==null)
return;
// If we had hot sub item pass the mouse leave message to it...
if(m_HotSubItem!=null) // && !m_HotSubItem.Expanded)
{
// Handle the case when child control of the item gets the mouse
Point mp=this.PointToClient(Control.MousePosition);
if (!m_HotSubItem.DisplayRectangle.Contains(mp))
{
if (!(m_HotSubItem is PopupItem && m_HotSubItem.Expanded))
{
m_HotSubItem.InternalMouseLeave();
m_HotSubItem = null;
}
}
}
else if(m_ExpandButton.ShowExpandButton && m_ExpandButton.MouseOver)
{
m_ExpandButton.MouseOver=false;
RefreshExpandButton();
}
if (m_HotSubItem == null)
{
BaseItem exp = ExpandedItem();
if (exp != null && exp is PopupItem)
{
m_HotSubItem = exp;
m_HotSubItem.InternalMouseEnter();
m_HotSubItem.InternalMouseMove(new MouseEventArgs(MouseButtons.None, 0, m_HotSubItem.DisplayRectangle.X+4, m_HotSubItem.DisplayRectangle.Y+4, 0));
}
}
base.OnMouseLeave(e);
}
