protected virtual void OnItemClick(ActionMenuItem oItem) { if (ItemClick != null) ItemClick(oItem); }
public void Show(int nX, int nY)
{
// Decide if we need layered windows
m_bLayered = (m_bSupportsLayered);
CreateParams cp = new CreateParams();
// Any old title will do as it will not be shown
cp.Caption = "PureComponents.ActionMenu";
RecalcLayout();
// get the max screen size. if the nX + Width or nY + Height is bigger than the area, them move it elsewhere and recalculate the
// position
Screen oScreen = Screen.FromHandle(this.Handle);
if (nX + m_oCurrentSize.Width > oScreen.Bounds.Width)
nX = oScreen.Bounds.Width - m_oCurrentSize.Width;
if (nY + m_oCurrentSize.Height > oScreen.Bounds.Height)
nY = oScreen.Bounds.Height - m_oCurrentSize.Height;
// set the position
m_oScreenPos = new Point(nX, nY);
Size winSize = m_oCurrentSize;
Point screenPos = m_oScreenPos;
// Define the screen position/size
cp.X = nX;
cp.Y = nY;
cp.Height = winSize.Height;
cp.Width = winSize.Width;
// As a top-level window it has no parent
cp.Parent = IntPtr.Zero;
// Appear as a top-level window
cp.Style = unchecked((int)(uint)WindowStyles.WS_POPUP);
// Set styles so that it does not have a caption bar and is above all other
// windows in the ZOrder, i.e. TOPMOST
cp.ExStyle = (int)WindowExStyles.WS_EX_TOPMOST +
(int)WindowExStyles.WS_EX_TOOLWINDOW;
// OS specific style
if (m_bLayered)
{
// If not on NT then we are going to use alpha blending on the shadow border
// and so we need to specify the layered window style so the OS can handle it
cp.ExStyle += (int)WindowExStyles.WS_EX_LAYERED;
}
// Create the actual window
if (this.Handle == IntPtr.Zero)
this.CreateHandle(cp);
// Remember the correct screen drawing details
m_oCurrentSize = winSize;
m_oCurrentPoint = screenPos;
// Update the image for display
if (m_bLayered)
UpdateLayeredWindow();
// Show the window without activating it (i.e. do not take focus)
User32.ShowWindow(this.Handle, (short)ShowWindowStyles.SW_SHOWNOACTIVATE);
MSG msg = new MSG();
bool _exitLoop = false;
// POINT lastMousePoint;
while(!_exitLoop)
{
// Suspend thread until a windows message has arrived
if (User32.WaitMessage())
{
// Take a peek at the message details without removing from queue
while(!_exitLoop && User32.PeekMessage(ref msg, 0, 0, 0, (int)PeekMessageFlags.PM_NOREMOVE))
{
// test if the mouse up is in the area of the menu
int localWidth = m_oCurrentSize.Width - m_aPosition[0, (int)PaintItem.SW];
int localHeight = m_oCurrentSize.Height - m_aPosition[0, (int)PaintItem.SH];
bool eatMessage = false;
#region mouse move
if (msg.message == (int)Msgs.WM_MOUSEMOVE)
{
POINT screenPosMsg = MousePositionToScreen(msg);
// Is the POINT inside the Popup window rectangle
if ((screenPosMsg.x >= m_oCurrentPoint.X) && (screenPosMsg.x <= (m_oCurrentPoint.X + localWidth)) &&
(screenPosMsg.y >= m_oCurrentPoint.Y) && (screenPosMsg.y <= (m_oCurrentPoint.Y + localHeight)))
{
eatMessage = true;
OnWM_MOUSEMOVE(screenPosMsg.x, screenPosMsg.y);
if (m_oHighlightedGroup != null)
User32.SetCursor(User32.LoadCursor(IntPtr.Zero, (uint)Cursors.IDC_HAND));
else
User32.SetCursor(User32.LoadCursor(IntPtr.Zero, (uint)Cursors.IDC_ARROW));
}
else
{
if (m_bDrag == true)
{
OnWM_MOUSEMOVE(screenPosMsg.x, screenPosMsg.y);
}
else
{
// clear selection and redraw the window
if (m_oSelectedItem != null)
{
m_oSelectedItem.Selected = false;
m_oSelectedItem = null;
RecalcLayout();
Invalidate();
}
if (m_oHighlightedGroup != null)
{
m_oHighlightedGroup = null;
RecalcLayout();
Invalidate();
}
if (m_bExpandCollapseStrafeSelect == true)
{
m_bExpandCollapseStrafeSelect = false;
RecalcLayout();
Invalidate();
}
if (User32.GetMessage(ref msg, 0, 0, 0))
{
User32.TranslateMessage(ref msg);
User32.DispatchMessage(ref msg);
}
}
}
}
#endregion
#region left button up
if (msg.message == (int)Msgs.WM_LBUTTONUP)
{
POINT screenPosMsg = MousePositionToScreen(msg);
m_bDrag = false;
// Is the POINT inside the Popup window rectangle
if ((screenPosMsg.x >= m_oCurrentPoint.X) && (screenPosMsg.x <= (m_oCurrentPoint.X + localWidth)) &&
(screenPosMsg.y >= m_oCurrentPoint.Y) && (screenPosMsg.y <= (m_oCurrentPoint.Y + localHeight)))
{
eatMessage = true;
POINT localPoint = MousePositionToClient(screenPosMsg);
if (OnWM_LBUTTONUP(localPoint.x, localPoint.y) == true)
{
Hide();
return;
}
}
else
{
Hide();
_exitLoop = true;
if (User32.GetMessage(ref msg, 0, 0, 0))
{
User32.TranslateMessage(ref msg);
User32.DispatchMessage(ref msg);
}
}
}
#endregion
#region mouse click events
if ((msg.message == (int)Msgs.WM_MBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_RBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_XBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_NCLBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_NCMBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_NCRBUTTONDOWN) ||
(msg.message == (int)Msgs.WM_NCXBUTTONDOWN))
{
POINT screenPosMsg = MousePositionToScreen(msg);
// Is the POINT inside the Popup window rectangle
if ((screenPosMsg.x >= m_oCurrentPoint.X) && (screenPosMsg.x <= (m_oCurrentPoint.X + localWidth)) &&
(screenPosMsg.y >= m_oCurrentPoint.Y) && (screenPosMsg.y <= (m_oCurrentPoint.Y + localHeight)))
{
eatMessage = true;
// if it is the left mouse then check the drag
if (msg.message != (int)Msgs.WM_RBUTTONDOWN && msg.message != (int)Msgs.WM_MBUTTONDOWN)
{
// check if it is in the header, if yes, start the dragging mode
if ((screenPosMsg.x >= m_oCurrentPoint.X) && (screenPosMsg.x <= (m_oCurrentPoint.X + localWidth)) &&
(screenPosMsg.y >= m_oCurrentPoint.Y) && (screenPosMsg.y <= (m_oCurrentPoint.Y + 10)))
{
m_bDrag = true;
}
else
m_bDrag = false;
}
}
else
{
m_bDrag = false;
Hide();
_exitLoop = true;
if (User32.GetMessage(ref msg, 0, 0, 0))
{
User32.TranslateMessage(ref msg);
User32.DispatchMessage(ref msg);
}
}
}
#endregion
#region key press
if (msg.message == (int)Msgs.WM_KEYDOWN)
{
switch((int)msg.wParam)
{
case (int)VirtualKeys.VK_ESCAPE:
Hide();
return;
}
}
#endregion
if (eatMessage == true)
{
MSG eat = new MSG();
User32.GetMessage(ref eat, 0, 0, 0);
eatMessage = false;
}
else
{
if (User32.GetMessage(ref msg, 0, 0, 0))
{
User32.TranslateMessage(ref msg);
User32.DispatchMessage(ref msg);
}
}
}
}
}
}
public ActionMenuItem AddMenuItem(ActionMenuGroup oGroup, string sItem)
{
ActionMenuItem oItem = new ActionMenuItem();
oItem.Text = sItem;
oItem.MenuGroup = oGroup;
oGroup.Items.Add(oItem);
return oItem;
}
protected void OnWM_MOUSEMOVE(int xPos, int yPos)
{
// Convert from screen to client coordinates
xPos -= m_oCurrentPoint.X;
yPos -= m_oCurrentPoint.Y;
Point pos = new Point(xPos, yPos);
// Yes, we know the mouse is over window
m_bMouseOver = true;
if (m_bDrag == true)
{
m_oCurrentPoint = new Point(m_oCurrentPoint.X - (m_oLastMousePos.X - xPos), m_oCurrentPoint.Y - (m_oLastMousePos.Y - yPos));
// get the max screen size. if the nX + Width or nY + Height is bigger than the area,
// them move it elsewhere and recalculate the position
Screen oScreen = Screen.FromHandle(this.Handle);
if (m_oCurrentPoint.X + m_oCurrentSize.Width > oScreen.Bounds.Width)
m_oCurrentPoint.X = oScreen.Bounds.Width - m_oCurrentSize.Width;
if (m_oCurrentPoint.Y + m_oCurrentSize.Height > oScreen.Bounds.Height)
m_oCurrentPoint.Y = oScreen.Bounds.Height - m_oCurrentSize.Height;
RecalcLayout();
Invalidate();
return;
}
int localWidth = m_oCurrentSize.Width - m_aPosition[0, (int)PaintItem.SW];
// Has mouse position really changed since last time?
if (m_oLastMousePos != pos)
{
foreach (Rectangle oRect in m_mapRect2GroupBox.Keys)
{
if (oRect.Contains(pos) == true)
{
ActionMenuGroup oGroup = m_mapRect2GroupBox[oRect] as ActionMenuGroup;
if (m_oHighlightedGroup != oGroup)
{
m_oHighlightedGroup = oGroup;
RecalcLayout();
Invalidate();
if (Cursor.Current != System.Windows.Forms.Cursors.Hand)
Cursor.Current = System.Windows.Forms.Cursors.Hand;
}
return;
}
}
foreach (Rectangle oRect in m_mapRect2Item.Keys)
{
if (oRect.Contains(pos) == true)
{
ActionMenuItem oItem = m_mapRect2Item[oRect] as ActionMenuItem;
if (oItem.Selected == true)
return;
if (m_oSelectedItem != null)
m_oSelectedItem.Selected = false;
oItem.Selected = true;
m_oSelectedItem = oItem;
m_oHighlightedGroup = null;
RecalcLayout();
Invalidate();
return;
}
}
Rectangle oCloseRect = new Rectangle(localWidth - 15, 3, 11, 10);
if (oCloseRect.Contains(pos) == true)
{
Cursor.Current = System.Windows.Forms.Cursors.Hand;
return;
}
if (m_oSelectedItem != null)
{
m_oSelectedItem.Selected = false;
m_oSelectedItem = null;
RecalcLayout();
Invalidate();
}
if (m_oHighlightedGroup != null)
{
m_oHighlightedGroup = null;
RecalcLayout();
Invalidate();
}
if (m_bExpandCollapseStrafeSelect == true)
{
m_bExpandCollapseStrafeSelect = false;
RecalcLayout();
Invalidate();
}
}
// Remember for next time around
m_oLastMousePos = pos;
}
protected bool OnWM_LBUTTONUP()
{
try
{
int localWidth = m_oCurrentSize.Width - m_aPosition[0, (int)PaintItem.SW];
Rectangle oCloseRect = new Rectangle(localWidth - 15, 3, 11, 10);
if (oCloseRect.Contains(m_oLastMouseDown) == true)
{
Cursor.Current = System.Windows.Forms.Cursors.Arrow;
Hide();
return true;
}
foreach (Rectangle oRect in m_mapRect2GroupBox.Keys)
{
if (oRect.Contains(m_oLastMouseDown) == true)
{
ActionMenuGroup oGroup = m_mapRect2GroupBox[oRect] as ActionMenuGroup;
oGroup.Expanded = !oGroup.Expanded;
if (m_oSelectedItem != null)
{
m_oSelectedItem.Selected = false;
m_oSelectedItem = null;
}
RecalcLayout();
// get the max screen size. if the nX + Width or nY + Height is bigger than the area,
// them move it elsewhere and recalculate the position
Screen oScreen = Screen.FromHandle(this.Handle);
if (m_oCurrentPoint.X + m_oCurrentSize.Width > oScreen.Bounds.Width)
m_oCurrentPoint.X = oScreen.Bounds.Width - m_oCurrentSize.Width;
if (m_oCurrentPoint.Y + m_oCurrentSize.Height > oScreen.Bounds.Height)
m_oCurrentPoint.Y = oScreen.Bounds.Height - m_oCurrentSize.Height;
Invalidate();
Cursor.Current = System.Windows.Forms.Cursors.Hand;
return false;
}
}
if (m_oSelectedItem != null)
{
Rectangle oRect = (Rectangle)m_mapItem2Rect[m_oSelectedItem];
if (oRect.Contains(m_oLastMouseDown) == true)
{
this.OnItemClick(m_oSelectedItem);
Hide();
return true;
}
}
}
catch (Exception exp)
{
exp.ToString();
}
return false;
}
/// <summary>
/// Called by the framework when the apply color scheme object is being choosen
/// </summary>
/// <param name="oItem">Item clicked</param>
protected void OnActionMenuTreeViewItemClicked(ActionMenuItem oItem)
{
#region menu group section editing
if (oItem.MenuGroup.Title == "Editing")
{
switch (oItem.Text)
{
case "Add Node":
OnAddNode(null, EventArgs.Empty);
break;
case "Color Scheme Picker...":
m_oActionMenuTreeView.Hide();
OnColorScheme(null, EventArgs.Empty);
break;
case "Properties":
m_oActionMenuTreeView.Hide();
m_oUIService.ShowToolWindow(System.ComponentModel.Design.StandardToolWindows.PropertyBrowser);
break;
case "Copy":
m_oActionMenuTreeView.Hide();
OnMenuCopy(this, EventArgs.Empty);
break;
case "Paste":
m_oActionMenuTreeView.Hide();
OnMenuPaste(this, EventArgs.Empty);
break;
case "Delete TreeView":
m_oActionMenuTreeView.Hide();
m_oOldDelete.Invoke();
break;
case "Clear Content":
m_oActionMenuTreeView.Hide();
if (MessageBox.Show(null, "Are you sure you want to delete all nodes?", "TreeView Designer",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
break;
OnDeleteNodes(this, EventArgs.Empty);
break;
}
}
#endregion
#region menu group section layout
if (oItem.MenuGroup.Title == "Layout")
{
switch (oItem.Text)
{
case "Bring to Front":
m_oActionMenuTreeView.Hide();
m_oOldBringFront.Invoke();
break;
case "Send to Back":
m_oActionMenuTreeView.Hide();
m_oOldSendBack.Invoke();
break;
case "Align to Grid":
m_oActionMenuTreeView.Hide();
m_oOldAlignGrid.Invoke();
break;
case "Lock Controls":
m_oActionMenuTreeView.Hide();
m_oOldLockControls.Invoke();
break;
}
}
#endregion
#region menu group section arranging
if (oItem.MenuGroup.Title == "Arranging")
{
switch (oItem.Text)
{
case "Expand All":
m_oTreeView.ExpandAll();
break;
case "Collapse All":
m_oTreeView.CollapseAll();
break;
}
}
#endregion
m_oActionMenuTreeView.Hide();
}
/// <summary>
/// Called by the framework when the apply color scheme object is being choosen
/// </summary>
/// <param name="sItem">Item clicked</param>
protected void OnActionMenuNodeItemClicked(ActionMenuItem oItem)
{
TreeViewStyleFactory oFactory = TreeViewStyleFactory.GetInstance();
TreeViewStyle oStyle = null;
#region menu group section color scheme
if (oItem.MenuGroup.Title == "Color Schemes")
{
m_oActionMenuNode.Hide();
switch (oItem.Text)
{
case "Default":
oStyle = oFactory.GetDefaultTreeStyle();
break;
case "Forest":
oStyle = oFactory.GetForestTreeStyle();
break;
case "Gold":
oStyle = oFactory.GetGoldTreeStyle();
break;
case "Ocean":
oStyle = oFactory.GetOceanTreeStyle();
break;
case "Rose":
oStyle = oFactory.GetRoseTreeStyle();
break;
case "Silver":
oStyle = oFactory.GetSilverTreeStyle();
break;
case "Sky":
oStyle = oFactory.GetSkyTreeStyle();
break;
case "Sunset":
oStyle = oFactory.GetSunsetTreeStyle();
break;
case "Wood":
oStyle = oFactory.GetWoodTreeStyle();
break;
default:
oStyle = oFactory.GetDefaultTreeStyle();
break;
}
string sTransaction = "Applying style";
if (m_oSelectedNode != null)
sTransaction = "Applying style to Node [" + m_oSelectedNode.GetText() + "]";
using (DesignerTransaction oTransaction = m_oDesignerHost.CreateTransaction(sTransaction))
{
// check the selected component and apply the style
if (m_oSelectedNode != null)
{
NodeStyle oOldStyle = m_oSelectedNode.GetNodeStyle();
NodeStyleSource eOldStyleSource = m_oSelectedNode.NodeStyleSource;
PropertyDescriptorCollection aProperties = TypeDescriptor.GetProperties(m_oSelectedNode);
PropertyDescriptor oNodeStyleProperty = aProperties.Find("NodeStyle", false);
PropertyDescriptor oNodeStyleSourceProperty = aProperties.Find("NodeStyleSource", false);
try
{
RaiseComponentChanging(oNodeStyleProperty);
}
catch
{
}
try
{
RaiseComponentChanging(oNodeStyleSourceProperty);
}
catch
{
}
if (m_oSelectedNode.NodeStyle != null)
oStyle.NodeStyle.SelectedFillStyle = m_oSelectedNode.NodeStyle.SelectedFillStyle;
else
oStyle.NodeStyle.SelectedFillStyle = m_oTreeView.Style.NodeStyle.SelectedFillStyle;
oNodeStyleSourceProperty.SetValue(m_oSelectedNode, NodeStyleSource.Local);
oNodeStyleProperty.SetValue(m_oSelectedNode, oStyle.NodeStyle);
try
{
RaiseComponentChanged(oNodeStyleProperty, oOldStyle, m_oSelectedNode.NodeStyle);
}
catch
{
}
try
{
RaiseComponentChanged(oNodeStyleSourceProperty, eOldStyleSource, m_oSelectedNode.NodeStyleSource);
}
catch
{
}
}
oTransaction.Commit();
}
}
#endregion
#region menu group section arranging
if (oItem.MenuGroup.Title == "Arranging")
{
PropertyDescriptorCollection aProperties = TypeDescriptor.GetProperties(m_oSelectedNode);
PropertyDescriptor oParentProperty = aProperties.Find("Parent", false);
try
{
RaiseComponentChanging(oParentProperty);
}
catch
{
}
switch (oItem.Text)
{
case "Move Top":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveTop();
break;
case "Move Bottom":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveBottom();
break;
case "Move Down":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveDown();
break;
case "Move Up":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveUp();
break;
case "Move Left":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveLeft();
break;
case "Move Right":
m_oActionMenuNode.Hide();
m_oSelectedNode.MoveRight();
break;
case "Expand":
m_oActionMenuNode.Hide();
m_oSelectedNode.ExpandAll();
break;
case "Collapse":
m_oActionMenuNode.Hide();
m_oSelectedNode.CollapseAll();
break;
}
try
{
RaiseComponentChanged(oParentProperty, null, m_oTreeView.Nodes);
}
catch
{
}
}
#endregion
#region menu group section editing
if (oItem.MenuGroup.Title == "Editing")
{
switch (oItem.Text)
{
case "Add Node":
m_oActionMenuNode.Hide();
OnAddNode(null, EventArgs.Empty);
break;
case "Add Panel":
m_oActionMenuNode.Hide();
OnAddPanel(null, EventArgs.Empty);
break;
case "Delete Node":
m_oActionMenuNode.Hide();
OnDeleteNode(null, EventArgs.Empty);
break;
case "Delete TreeView":
m_oActionMenuNode.Hide();
// select tree view
m_oSelectionService.SetSelectedComponents(new Component[] {m_oTreeView});
m_oOldDelete.Invoke();
break;
case "Clear Content":
m_oActionMenuNode.Hide();
if (MessageBox.Show(null, "Are you sure you want to delete all nodes?", "TreeView Designer",
MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
break;
OnDeleteNodes(this, EventArgs.Empty);
break;
case "Properties":
m_oActionMenuNode.Hide();
m_oUIService.ShowToolWindow(System.ComponentModel.Design.StandardToolWindows.PropertyBrowser);
break;
case "Copy":
m_oActionMenuNode.Hide();
OnMenuCopy(this, EventArgs.Empty);
break;
case "Paste":
m_oActionMenuNode.Hide();
OnMenuPaste(this, EventArgs.Empty);
break;
}
}
#endregion
m_oActionMenuNode.Hide();
}
