public static ToolStripDropDownDirection FlipDirectionOnXAxis(ToolStripDropDownDirection direction)
{
switch (direction)
{
case ToolStripDropDownDirection.Left:
return ToolStripDropDownDirection.Right;
case ToolStripDropDownDirection.Right:
return ToolStripDropDownDirection.Left;
case ToolStripDropDownDirection.AboveLeft:
return ToolStripDropDownDirection.AboveRight;
case ToolStripDropDownDirection.AboveRight:
return ToolStripDropDownDirection.AboveLeft;
case ToolStripDropDownDirection.BelowLeft:
return ToolStripDropDownDirection.BelowRight;
default:
Debug.Assert(direction == ToolStripDropDownDirection.BelowRight);
return ToolStripDropDownDirection.BelowLeft;
}
}
public ToolStrip (params ToolStripItem[] items) : base ()
{
SetStyle (ControlStyles.AllPaintingInWmPaint, true);
SetStyle (ControlStyles.OptimizedDoubleBuffer, true);
SetStyle (ControlStyles.Selectable, false);
SetStyle (ControlStyles.SupportsTransparentBackColor, true);
this.SuspendLayout ();
this.items = new ToolStripItemCollection (this, items, true);
this.allow_merge = true;
base.AutoSize = true;
this.SetAutoSizeMode (AutoSizeMode.GrowAndShrink);
this.back_color = Control.DefaultBackColor;
this.can_overflow = true;
base.CausesValidation = false;
this.default_drop_down_direction = ToolStripDropDownDirection.BelowRight;
this.displayed_items = new ToolStripItemCollection (this, null, true);
this.Dock = this.DefaultDock;
base.Font = new Font ("Tahoma", 8.25f);
this.fore_color = Control.DefaultForeColor;
this.grip_margin = this.DefaultGripMargin;
this.grip_style = ToolStripGripStyle.Visible;
this.image_scaling_size = new Size (16, 16);
this.layout_style = ToolStripLayoutStyle.HorizontalStackWithOverflow;
this.orientation = Orientation.Horizontal;
if (!(this is ToolStripDropDown))
this.overflow_button = new ToolStripOverflowButton (this);
this.renderer = null;
this.render_mode = ToolStripRenderMode.ManagerRenderMode;
this.show_item_tool_tips = this.DefaultShowItemToolTips;
base.TabStop = false;
this.text_direction = ToolStripTextDirection.Horizontal;
this.ResumeLayout ();
// Register with the ToolStripManager
ToolStripManager.AddToolStrip (this);
}
public void Show (Control control, Point position, ToolStripDropDownDirection direction)
{
if (control == null)
throw new ArgumentNullException ("control");
XplatUI.SetOwner (Handle, control.Handle);
Show (control.PointToScreen (position), direction);
}
public void Show (Point position, ToolStripDropDownDirection direction)
{
this.PerformLayout ();
Point show_point = position;
Point max_screen = new Point (SystemInformation.VirtualScreen.Width, SystemInformation.VirtualScreen.Height);
if (this is ContextMenuStrip) {
// If we are going to go offscreen, adjust our direction so we don't...
// X direction
switch (direction) {
case ToolStripDropDownDirection.AboveLeft:
if (show_point.X - this.Width < 0)
direction = ToolStripDropDownDirection.AboveRight;
break;
case ToolStripDropDownDirection.BelowLeft:
if (show_point.X - this.Width < 0)
direction = ToolStripDropDownDirection.BelowRight;
break;
case ToolStripDropDownDirection.Left:
if (show_point.X - this.Width < 0)
direction = ToolStripDropDownDirection.Right;
break;
case ToolStripDropDownDirection.AboveRight:
if (show_point.X + this.Width > max_screen.X)
direction = ToolStripDropDownDirection.AboveLeft;
break;
case ToolStripDropDownDirection.BelowRight:
case ToolStripDropDownDirection.Default:
if (show_point.X + this.Width > max_screen.X)
direction = ToolStripDropDownDirection.BelowLeft;
break;
case ToolStripDropDownDirection.Right:
if (show_point.X + this.Width > max_screen.X)
direction = ToolStripDropDownDirection.Left;
break;
}
// Y direction
switch (direction) {
case ToolStripDropDownDirection.AboveLeft:
if (show_point.Y - this.Height < 0)
direction = ToolStripDropDownDirection.BelowLeft;
break;
case ToolStripDropDownDirection.AboveRight:
if (show_point.Y - this.Height < 0)
direction = ToolStripDropDownDirection.BelowRight;
break;
case ToolStripDropDownDirection.BelowLeft:
if (show_point.Y + this.Height > max_screen.Y && show_point.Y - this.Height > 0)
direction = ToolStripDropDownDirection.AboveLeft;
break;
case ToolStripDropDownDirection.BelowRight:
case ToolStripDropDownDirection.Default:
if (show_point.Y + this.Height > max_screen.Y && show_point.Y - this.Height > 0)
direction = ToolStripDropDownDirection.AboveRight;
break;
case ToolStripDropDownDirection.Left:
if (show_point.Y + this.Height > max_screen.Y && show_point.Y - this.Height > 0)
direction = ToolStripDropDownDirection.AboveLeft;
break;
case ToolStripDropDownDirection.Right:
if (show_point.Y + this.Height > max_screen.Y && show_point.Y - this.Height > 0)
direction = ToolStripDropDownDirection.AboveRight;
break;
}
}
switch (direction) {
case ToolStripDropDownDirection.AboveLeft:
show_point.Y -= this.Height;
show_point.X -= this.Width;
break;
case ToolStripDropDownDirection.AboveRight:
show_point.Y -= this.Height;
break;
case ToolStripDropDownDirection.BelowLeft:
show_point.X -= this.Width;
break;
case ToolStripDropDownDirection.Left:
show_point.X -= this.Width;
break;
case ToolStripDropDownDirection.Right:
break;
}
// Fix offscreen horizontal positions
if ((show_point.X + this.Width) > max_screen.X)
show_point.X = max_screen.X - this.Width;
if (show_point.X < 0)
show_point.X = 0;
// Fix offscreen vertical positions
if ((show_point.Y + this.Height) > max_screen.Y)
show_point.Y = max_screen.Y - this.Height;
if (show_point.Y < 0)
show_point.Y = 0;
if (this.Location != show_point)
this.Location = show_point;
CancelEventArgs e = new CancelEventArgs ();
this.OnOpening (e);
if (e.Cancel)
return;
// The tracker lets us know when the form is clicked or loses focus
ToolStripManager.AppClicked += new EventHandler (ToolStripMenuTracker_AppClicked);
ToolStripManager.AppFocusChange += new EventHandler (ToolStripMenuTracker_AppFocusChange);
base.Show ();
ToolStripManager.SetActiveToolStrip (this, ToolStripManager.ActivatedByKeyboard);
this.OnOpened (EventArgs.Empty);
}
protected ToolStripDropDownItem(string text, Image image, EventHandler onClick, string name) : base(text, image, onClick, name)
{
this.toolStripDropDownDirection = ToolStripDropDownDirection.Default;
}
protected ToolStripDropDownItem()
{
this.toolStripDropDownDirection = ToolStripDropDownDirection.Default;
}
private Rectangle DropDownDirectionToDropDownBounds(ToolStripDropDownDirection dropDownDirection, Rectangle dropDownBounds)
{
Point empty = Point.Empty;
switch (dropDownDirection)
{
case ToolStripDropDownDirection.AboveLeft:
empty.X = -dropDownBounds.Width + base.Width;
empty.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.AboveRight:
empty.Y = -dropDownBounds.Height + 1;
break;
case ToolStripDropDownDirection.BelowLeft:
empty.X = -dropDownBounds.Width + base.Width;
empty.Y = base.Height - 1;
break;
case ToolStripDropDownDirection.BelowRight:
empty.Y = base.Height - 1;
break;
case ToolStripDropDownDirection.Left:
empty.X = -dropDownBounds.Width;
break;
case ToolStripDropDownDirection.Right:
empty.X = base.Width;
if (!base.IsOnDropDown)
{
empty.X--;
}
break;
}
Point point2 = base.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords);
dropDownBounds.Location = new Point(point2.X + empty.X, point2.Y + empty.Y);
dropDownBounds = WindowsFormsUtils.ConstrainToScreenWorkingAreaBounds(dropDownBounds);
return dropDownBounds;
}
private ToolStripDropDownDirection RTLTranslateDropDownDirection(ToolStripDropDownDirection dropDownDirection, RightToLeft rightToLeft) {
switch (dropDownDirection) {
case ToolStripDropDownDirection.AboveLeft:
return ToolStripDropDownDirection.AboveRight;
case ToolStripDropDownDirection.AboveRight:
return ToolStripDropDownDirection.AboveLeft;
case ToolStripDropDownDirection.BelowRight:
return ToolStripDropDownDirection.BelowLeft;
case ToolStripDropDownDirection.BelowLeft:
return ToolStripDropDownDirection.BelowRight;
case ToolStripDropDownDirection.Right:
return ToolStripDropDownDirection.Left;
case ToolStripDropDownDirection.Left:
return ToolStripDropDownDirection.Right;
}
Debug.Fail("Why are we here");
// dont expect it to come to this but just in case here are the real defaults.
if (IsOnDropDown) {
return (rightToLeft == RightToLeft.Yes) ? ToolStripDropDownDirection.Left : ToolStripDropDownDirection.Right;
}
else {
return (rightToLeft == RightToLeft.Yes) ? ToolStripDropDownDirection.BelowLeft : ToolStripDropDownDirection.BelowRight;
}
}
internal Rectangle CalculateDropDownLocation(Point start, ToolStripDropDownDirection dropDownDirection)
{
Point empty = Point.Empty;
if (!base.IsHandleCreated)
{
LayoutTransaction.DoLayout(this, this, PropertyNames.PreferredSize);
}
Rectangle bounds = new Rectangle(Point.Empty, this.GetSuggestedSize());
switch (dropDownDirection)
{
case ToolStripDropDownDirection.AboveLeft:
empty.X = -bounds.Width;
empty.Y = -bounds.Height;
break;
case ToolStripDropDownDirection.AboveRight:
empty.Y = -bounds.Height;
break;
case ToolStripDropDownDirection.BelowLeft:
case ToolStripDropDownDirection.Left:
empty.X = -bounds.Width;
break;
}
bounds.Location = new Point(start.X + empty.X, start.Y + empty.Y);
if (this.WorkingAreaConstrained)
{
bounds = WindowsFormsUtils.ConstrainToScreenWorkingAreaBounds(bounds);
}
return bounds;
}
public void Show(System.Drawing.Point position, ToolStripDropDownDirection direction)
{
}
public ToolStripDropDown()
{
this.dropDownLocation = Point.Empty;
this.dropShadowEnabled = true;
this.autoClose = true;
this.autoSize = true;
this.state = new BitVector32();
this.displayLocation = new Point(0, 0);
this.childDropDownDirection = ToolStripDropDownDirection.Default;
bool isRestrictedWindow = this.IsRestrictedWindow;
base.SuspendLayout();
this.Initialize();
base.ResumeLayout(false);
}
public void Show(Control control, Point position, ToolStripDropDownDirection direction)
{
if (control == null)
{
throw new ArgumentNullException("control");
}
this.SourceControlInternal = control;
this.displayLocation = this.CalculateDropDownLocation(control.PointToScreen(position), direction).Location;
this.Location = this.displayLocation;
this.ShowCore();
}
public void Show(Point position, ToolStripDropDownDirection direction)
{
this.displayLocation = this.CalculateDropDownLocation(position, direction).Location;
this.Location = this.displayLocation;
this.ShowCore();
}
private Rectangle DropDownDirectionToDropDownBounds(ToolStripDropDownDirection dropDownDirection, Rectangle dropDownBounds) {
Point offset = Point.Empty;
switch (dropDownDirection) {
case ToolStripDropDownDirection.AboveLeft:
offset.X = - dropDownBounds.Width + this.Width;
offset.Y = - dropDownBounds.Height+1;
break;
case ToolStripDropDownDirection.AboveRight:
offset.Y = - dropDownBounds.Height+1;
break;
case ToolStripDropDownDirection.BelowRight:
offset.Y = this.Height-1;
break;
case ToolStripDropDownDirection.BelowLeft:
offset.X = - dropDownBounds.Width + this.Width;
offset.Y = this.Height-1;
break;
case ToolStripDropDownDirection.Right:
offset.X = this.Width;
if (!IsOnDropDown) {
// overlap the toplevel toolstrip
offset.X -=1;
}
break;
case ToolStripDropDownDirection.Left:
offset.X = - dropDownBounds.Width;
break;
}
Point itemScreenLocation = this.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords);
dropDownBounds.Location = new Point(itemScreenLocation.X + offset.X, itemScreenLocation.Y + offset.Y);
dropDownBounds = WindowsFormsUtils.ConstrainToScreenWorkingAreaBounds(dropDownBounds);
return dropDownBounds;
}
private Rectangle GetDropDownBounds(ToolStripDropDownDirection dropDownDirection)
{
Rectangle dropDownBounds = new Rectangle(Point.Empty, this.DropDown.GetSuggestedSize());
dropDownBounds = this.DropDownDirectionToDropDownBounds(dropDownDirection, dropDownBounds);
Rectangle b = new Rectangle(base.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords), this.Size);
if (Rectangle.Intersect(dropDownBounds, b).Height > 1)
{
bool flag = this.RightToLeft == RightToLeft.Yes;
if (Rectangle.Intersect(dropDownBounds, b).Width > 1)
{
dropDownBounds = this.DropDownDirectionToDropDownBounds(!flag ? ToolStripDropDownDirection.Right : ToolStripDropDownDirection.Left, dropDownBounds);
}
if (Rectangle.Intersect(dropDownBounds, b).Width > 1)
{
dropDownBounds = this.DropDownDirectionToDropDownBounds(!flag ? ToolStripDropDownDirection.Left : ToolStripDropDownDirection.Right, dropDownBounds);
}
}
return dropDownBounds;
}
private Rectangle GetDropDownBounds(ToolStripDropDownDirection dropDownDirection) {
Rectangle dropDownBounds = new Rectangle(Point.Empty, DropDown.GetSuggestedSize());
// calculate the offset from the upper left hand corner of the item.
dropDownBounds = DropDownDirectionToDropDownBounds(dropDownDirection, dropDownBounds);
// we should make sure we dont obscure the owner item.
Rectangle itemScreenBounds = new Rectangle(this.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords), this.Size);
if (Rectangle.Intersect(dropDownBounds, itemScreenBounds).Height > 1) {
bool rtl = (RightToLeft == RightToLeft.Yes);
// try positioning to the left
if (Rectangle.Intersect(dropDownBounds, itemScreenBounds).Width > 1) {
dropDownBounds = DropDownDirectionToDropDownBounds(!rtl ? ToolStripDropDownDirection.Right : ToolStripDropDownDirection.Left, dropDownBounds);
}
// try positioning to the right
if (Rectangle.Intersect(dropDownBounds, itemScreenBounds).Width > 1) {
dropDownBounds = DropDownDirectionToDropDownBounds(!rtl ? ToolStripDropDownDirection.Left : ToolStripDropDownDirection.Right, dropDownBounds);
}
}
return dropDownBounds;
}
private ToolStripDropDownDirection RTLTranslateDropDownDirection(ToolStripDropDownDirection dropDownDirection, RightToLeft rightToLeft)
{
switch (dropDownDirection)
{
case ToolStripDropDownDirection.AboveLeft:
return ToolStripDropDownDirection.AboveRight;
case ToolStripDropDownDirection.AboveRight:
return ToolStripDropDownDirection.AboveLeft;
case ToolStripDropDownDirection.BelowLeft:
return ToolStripDropDownDirection.BelowRight;
case ToolStripDropDownDirection.BelowRight:
return ToolStripDropDownDirection.BelowLeft;
case ToolStripDropDownDirection.Left:
return ToolStripDropDownDirection.Right;
case ToolStripDropDownDirection.Right:
return ToolStripDropDownDirection.Left;
}
if (base.IsOnDropDown)
{
if (rightToLeft != RightToLeft.Yes)
{
return ToolStripDropDownDirection.Right;
}
return ToolStripDropDownDirection.Left;
}
if (rightToLeft != RightToLeft.Yes)
{
return ToolStripDropDownDirection.BelowRight;
}
return ToolStripDropDownDirection.BelowLeft;
}
public ToolStrip()
{
this.hwndThatLostFocus = IntPtr.Zero;
this.lastInsertionMarkRect = Rectangle.Empty;
this.toolStripGripStyle = ToolStripGripStyle.Visible;
this.activeDropDowns = new ArrayList(1);
this.currentRendererType = typeof(System.Type);
this.toolStripDropDownDirection = ToolStripDropDownDirection.Default;
this.largestDisplayedItemSize = Size.Empty;
this.imageScalingSize = new Size(0x10, 0x10);
this.mouseEnterWhenShown = InvalidMouseEnter;
base.SuspendLayout();
this.CanOverflow = true;
this.TabStop = false;
this.MenuAutoExpand = false;
base.SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint | ControlStyles.SupportsTransparentBackColor, true);
base.SetStyle(ControlStyles.Selectable, false);
this.SetToolStripState(0xc0, true);
base.SetState2(0x810, true);
ToolStripManager.ToolStrips.Add(this);
this.layoutEngine = new ToolStripSplitStackLayout(this);
this.Dock = this.DefaultDock;
this.AutoSize = true;
this.CausesValidation = false;
Size defaultSize = this.DefaultSize;
base.SetAutoSizeMode(AutoSizeMode.GrowAndShrink);
this.ShowItemToolTips = this.DefaultShowItemToolTips;
base.ResumeLayout(true);
}
//-------------------------------------------------------------------------------------
private new void Show(Point p, ToolStripDropDownDirection dir)
{
}
