public int Add(string text)
{
MenuBoxItem value = new MenuBoxItem(text);
int index = owner.itemsCount;
if (owner.items == null)
{
owner.items = new MenuBoxItem[5];
}
else if (owner.items.Length == owner.itemsCount)
{
MenuBoxItem[] newItems = new MenuBoxItem[owner.itemsCount + 5];
Array.Copy(owner.items, 0, newItems, 0, owner.itemsCount);
owner.items = newItems;
}
if (index < owner.itemsCount)
{
Array.Copy(owner.items, index, owner.items, index + 1, owner.itemsCount - index);
}
value.owner = owner;
owner.items[index] = value;
owner.itemsCount++;
owner.NativeInsert(value, index);
return(index);
}
internal void NativeUpdateButtonAt(MenuBoxItem value, int index)
{
value.owner = this;
items[index] = value;
NativeMethods.TBBUTTONINFO btnINFO = value.GetTBBUTTONINFO(index);
UnsafeNativeMethods.SendMessage(new HandleRef(this, this.Handle), NativeMethods.TB_SETBUTTONINFO, index, ref btnINFO);
}
public int Add(MenuBoxItem value)
{
if (value == null)
{
throw new ArgumentNullException("button");
}
int index = owner.itemsCount;
if (owner.items == null)
{
owner.items = new MenuBoxItem[5];
}
else if (owner.items.Length == owner.itemsCount)
{
MenuBoxItem[] newItems = new MenuBoxItem[owner.itemsCount + 5];
Array.Copy(owner.items, 0, newItems, 0, owner.itemsCount);
owner.items = newItems;
}
if (index < owner.itemsCount)
{
Array.Copy(owner.items, index, owner.items, index + 1, owner.itemsCount - index);
}
value.owner = owner;
owner.items[index] = value;
owner.itemsCount++;
owner.NativeInsert(value, index);
return(index);
}
public void Insert(int index, MenuBoxItem value)
{
if (value == null)
{
throw new ArgumentNullException("无效 value");
}
if (index < 0 || ((owner.items != null) && (index > owner.itemsCount)))
{
throw new ArgumentOutOfRangeException("无效 index");
}
if (owner.items == null)
{
owner.items = new MenuBoxItem[5];
}
else if (owner.items.Length == owner.itemsCount)
{
MenuBoxItem[] newItems = new MenuBoxItem[owner.itemsCount + 5];
Array.Copy(owner.items, 0, newItems, 0, owner.itemsCount);
owner.items = newItems;
}
if (index < owner.itemsCount)
{
Array.Copy(owner.items, index, owner.items, index + 1, owner.itemsCount - index);
}
owner.items[index] = value;
owner.itemsCount++;
owner.NativeInsert(value, index);
}
public void Remove(MenuBoxItem value)
{
int index = IndexOf(value);
if (index != -1)
{
RemoveAt(index);
}
}
protected virtual object[] GetItems()
{
MenuBoxItem[] result = new MenuBoxItem[itemsCount];
if (itemsCount > 0)
{
Array.Copy(items, 0, result, 0, itemsCount);
}
return(result);
}
public int FindIndex(MenuBoxItem value)
{
for (int x = 0; x < owner.Items.Count; x++)
{
if (owner.Items[x] == this)
{
return(x);
}
}
return(-1);
}
public int IndexOf(MenuBoxItem value)
{
for (int index = 0; index < Count; ++index)
{
if (this[index] == value)
{
return(index);
}
}
return(-1);
}
internal void NativeInsert(MenuBoxItem value, int index)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
if (IsHandleCreated)
{
NativeMethods.TBBUTTON tbbutton = value.GetTBBUTTON(index);
int result = (int)UnsafeNativeMethods.SendMessage(new HandleRef(this, Handle), NativeMethods.TB_INSERTBUTTON, index, ref tbbutton);
if (result != 1)
{
throw new Win32Exception("insert button fault");
}
NativeMethods.TBBUTTONINFO tbbuttonINFO = value.GetTBBUTTONINFO(index);
UnsafeNativeMethods.SendMessage(new HandleRef(this, Handle), NativeMethods.TB_SETBUTTONINFO, index, ref tbbuttonINFO);
}
}
private void TrackPopupMenu(int index)
{
while (index >= 0)
{
npopupIndex = -1;
cpopupIndex = index;
UnsafeNativeMethods.SendMessage(new HandleRef(this, Handle), NativeMethods.TB_PRESSBUTTON, index, 1);
UnsafeNativeMethods.SendMessage(new HandleRef(this, Handle), NativeMethods.TB_SETHOTITEM, index, IntPtr.Zero);
MenuBoxItem tbb = items[index];
tbb.mpressed = true;
//安装钩子
NativeMethods.WindowsHookProc hookProc = new NativeMethods.WindowsHookProc(MessageHook);
messageHookHandle = UnsafeNativeMethods.SetWindowsHookEx(NativeMethods.WH_MSGFILTER, hookProc, NativeMethods.NullHandleRef, UnsafeNativeMethods.GetCurrentThreadId());
if (messageHookHandle == IntPtr.Zero)
{
throw new Win32Exception("SetWindowsHookEx Failt");
}
Menu menu = tbb.DropDownMenu;
if (menu != null)
{
NativeMethods.RECT rc = new NativeMethods.RECT();
NativeMethods.TPMPARAMS tpm = new NativeMethods.TPMPARAMS();
UnsafeNativeMethods.SendMessage(new HandleRef(this, Handle), NativeMethods.TB_GETRECT, index, ref rc);
if ((menu.GetType()).IsAssignableFrom(typeof(ContextMenu)))
{
((ContextMenu)menu).Show(this, new Point(rc.left, rc.bottom));
}
}
base.Update();
//卸载钩子
UnsafeNativeMethods.UnhookWindowsHookEx(new HandleRef(null, messageHookHandle));
messageHookHandle = IntPtr.Zero;
if (menu != null)
{
UnsafeNativeMethods.SendMessage(new HandleRef(this, this.Handle), NativeMethods.TB_PRESSBUTTON, index, 0);
}
index = npopupIndex;
}
UnsafeNativeMethods.SendMessage(new HandleRef(this, this.Handle), NativeMethods.TB_SETHOTITEM, -1, IntPtr.Zero);
}
private void WmPrepaint(ref Message m)
{
m.Result = (IntPtr)NativeMethods.CDRF_DODEFAULT;
NativeMethods.NMTBCUSTOMDRAW tbcd = (NativeMethods.NMTBCUSTOMDRAW)m.GetLParam(typeof(NativeMethods.NMTBCUSTOMDRAW));
MenuBoxItem item = this.items[(int)tbcd.nmcd.dwItemSpec];
bool hot = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_HOT) != 0);
bool selected = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_SELECTED) != 0);
bool mchecked = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_CHECKED) != 0);
bool disabled = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_DISABLED) != 0);
bool focus = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_FOCUS) != 0);
bool grayed = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_GRAYED) != 0);
if (hot || selected)
{
DrawIEMenuBarItem(item, ref tbcd);
m.Result = (IntPtr)NativeMethods.CDRF_SKIPDEFAULT;
}
}
private bool MessageFilter(ref Message m)
{
if (IsHandleCreated)
{
UnsafeNativeMethods.SendMessage(new HandleRef(this, this.Handle), NativeMethods.TB_PRESSBUTTON, cpopupIndex, 1);
UnsafeNativeMethods.SendMessage(new HandleRef(this, this.Handle), NativeMethods.TB_SETHOTITEM, cpopupIndex, IntPtr.Zero);
MenuBoxItem tbb = Items[cpopupIndex];
tbb.mpressed = true;
switch (m.Msg)
{
case NativeMethods.WM_KEYDOWN:
return(HandleKeyMessage(ref m));
case NativeMethods.WM_LBUTTONDOWN:
case NativeMethods.WM_MOUSEMOVE:
return(HandleMouseMessage(ref m));
default:
break;
}
}
return(false);
}
private void DrawIEMenuBarItem(MenuBoxItem item, ref NativeMethods.NMTBCUSTOMDRAW tbcd)
{
NativeMethods.RECT rect = tbcd.nmcd.rc;
rect.top += 1;
IntPtr hDC = tbcd.nmcd.hdc;
string text = item.Text;
///FillRect
IntPtr hBrush = UnsafeNativeMethods.CreateSolidBrush(hightLightColor);
UnsafeNativeMethods.FillRect(hDC, ref rect, hBrush);
///MeasureText
NativeMethods.RECT lprt = new NativeMethods.RECT();
UnsafeNativeMethods.DrawText(hDC, text, text.Length, ref lprt, NativeMethods.DT_SINGLELINE | NativeMethods.DT_LEFT | NativeMethods.DT_CALCRECT);//获得文字高度
///Drawtext
IntPtr hOldFont = UnsafeNativeMethods.SelectObject(hDC, hFont);
int oldBkMode = UnsafeNativeMethods.SetBkMode(hDC, NativeMethods.TRANSPARENT);
int oldTextColor = UnsafeNativeMethods.SetTextColor(hDC, hightLightTextColor);
NativeMethods.RECT clip = new NativeMethods.RECT();
clip.left = rect.left + ((rect.right - rect.left - lprt.right) / 2) + 2;
clip.top = rect.top + ((rect.bottom - rect.top - lprt.bottom) / 2) + 2;
clip.right = clip.left + lprt.right;
clip.bottom = clip.top + lprt.bottom;
UnsafeNativeMethods.DrawText(hDC, text, text.Length, ref clip, NativeMethods.DT_SINGLELINE | NativeMethods.DT_LEFT);
///Free
UnsafeNativeMethods.SetTextColor(hDC, oldTextColor);
UnsafeNativeMethods.SetBkMode(hDC, oldBkMode);
UnsafeNativeMethods.SelectObject(hDC, hOldFont);
if (hBrush != IntPtr.Zero)
{
UnsafeNativeMethods.DeleteObject(hBrush);
}
}
public bool Contains(MenuBoxItem value)
{
return(IndexOf(value) != -1);
}
private void WmReflectNotifyChevronPushed(ref Message m)
{
NativeMethods.NMREBARCHEVRON nrch = (NativeMethods.NMREBARCHEVRON)m.GetLParam(typeof(NativeMethods.NMREBARCHEVRON));
RebarBand band = Bands[nrch.wID];
ContextMenu childMenu = new ContextMenu();
if (band.Control != null && band.Control is ToolBox)
{
ToolBox toolBar = band.Control as ToolBox;
NativeMethods.RECT lpRect = new NativeMethods.RECT();
UnsafeNativeMethods.GetClientRect(new HandleRef(band.Control, band.Control.Handle), ref lpRect);
int count = (int)UnsafeNativeMethods.SendMessage(new HandleRef(band.Control, band.Control.Handle), NativeMethods.TB_BUTTONCOUNT, IntPtr.Zero, IntPtr.Zero);
if (count != toolBar.buttonsCount)
{
throw new ArgumentOutOfRangeException("count");
}
for (int i = 0; i < count; i++)
{
NativeMethods.RECT brc = new NativeMethods.RECT();
UnsafeNativeMethods.SendMessage(new HandleRef(band.Control, band.Control.Handle), NativeMethods.TB_GETITEMRECT, i, ref brc);
if (brc.right >= (lpRect.right - lpRect.left))
{
ToolBoxButton btn = toolBar.Buttons[i];
if ((btn.Appearance & TBBAppearance.Separator) == 0)
{
string text = string.Empty;
if (!string.IsNullOrEmpty(btn.Text))
{
text = btn.Text;
}
else if (!string.IsNullOrEmpty(btn.ToolTipText))
{
text = btn.ToolTipText;
}
else
{
text = btn.MenuText;
}
MenuItem menuItem = null;
if (btn.Enable)
{
menuItem = new MenuItem(text, OnMenuItemClick);
menuItem.Tag = btn;
toolBar.Renderer.SetEnable(menuItem, true);
}
else
{
menuItem = new MenuItem(text);
toolBar.Renderer.SetEnable(menuItem, false);
}
toolBar.Renderer.SetImageIndex(menuItem, btn.ImageIndex);
childMenu.MenuItems.Add(menuItem);
if (btn.DropDownMenu != null)
{
foreach (MenuItem item in btn.DropDownMenu.MenuItems)
{
MenuItem newMenuItem = new MenuItem(item.Text, OnMenuSubItemClick);
newMenuItem.Tag = item;
menuItem.MenuItems.Add(newMenuItem);
}
}
}
}
}
}
if (band.Control != null && band.Control is MenuBox)
{
MenuBox menuBar = band.Control as MenuBox;
NativeMethods.RECT lpRect = new NativeMethods.RECT();
UnsafeNativeMethods.GetClientRect(new HandleRef(band.Control, band.Control.Handle), ref lpRect);
int count = (int)UnsafeNativeMethods.SendMessage(new HandleRef(band.Control, band.Control.Handle), NativeMethods.TB_BUTTONCOUNT, IntPtr.Zero, IntPtr.Zero);
if (count != menuBar.itemsCount)
{
throw new ArgumentOutOfRangeException("count");
}
for (int i = 0; i < count; i++)
{
NativeMethods.RECT brc = new NativeMethods.RECT();
UnsafeNativeMethods.SendMessage(new HandleRef(band.Control, band.Control.Handle), NativeMethods.TB_GETITEMRECT, i, ref brc);
if (brc.right >= (lpRect.right - lpRect.left))
{
MenuBoxItem menuBarItem = menuBar.Items[i];
MenuItem menuItem = new MenuItem(menuBarItem.Text);
childMenu.MenuItems.Add(menuItem);
if (menuBarItem.DropDownMenu != null)
{
foreach (MenuItem item in menuBarItem.DropDownMenu.MenuItems)
{
MenuItem newMenuItem = new MenuItem(item.Text, OnMenuSubItemClick);
newMenuItem.Tag = item;
menuItem.MenuItems.Add(newMenuItem);
}
}
}
}
}
childMenu.Show(this, new Point(nrch.rc.left, nrch.rc.bottom));
}