+//
+// ToolStripMenuItem.cs
+//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-// Copyright (c) 2006 Novell, Inc.
+// Copyright (c) 2006 Jonathan Pobst
+//
+// Authors:
+// Jonathan Pobst (monkey@jpobst.com)
//
#if NET_2_0
using System;
using System.Drawing;
using System.ComponentModel;
+using System.Windows.Forms.Design;
+using System.ComponentModel.Design.Serialization;
+
+namespace System.Windows.Forms
+{
+ [ToolStripItemDesignerAvailability (ToolStripItemDesignerAvailability.MenuStrip | ToolStripItemDesignerAvailability.ContextMenuStrip)]
+ [DesignerSerializer ("System.Windows.Forms.Design.ToolStripMenuItemCodeDomSerializer, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.Serialization.CodeDomSerializer, " + Consts.AssemblySystem_Design)]
+ public class ToolStripMenuItem : ToolStripDropDownItem
+ {
+ private CheckState checked_state;
+ private bool check_on_click;
+ private bool close_on_mouse_release;
+ private string shortcut_display_string;
+ private Keys shortcut_keys = Keys.None;
+ private bool show_shortcut_keys = true;
+ private Form mdi_client_form;
+
+ #region Public Constructors
+ public ToolStripMenuItem ()
+ : this (null, null, null, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (Image image)
+ : this (null, image, null, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (string text)
+ : this (text, null, null, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (string text, Image image)
+ : this (text, image, null, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (string text, Image image, EventHandler onClick)
+ : this (text, image, onClick, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (string text, Image image, params ToolStripItem[] dropDownItems)
+ : this (text, image, null, string.Empty)
+ {
+ if (dropDownItems != null)
+ foreach (ToolStripItem tsi in dropDownItems)
+ this.DropDownItems.Add (tsi);
+ }
+
+ public ToolStripMenuItem (string text, Image image, EventHandler onClick, Keys shortcutKeys)
+ : this (text, image, onClick, string.Empty)
+ {
+ }
+
+ public ToolStripMenuItem (string text, Image image, EventHandler onClick, string name)
+ : base (text, image, onClick, name)
+ {
+ base.Overflow = ToolStripItemOverflow.Never;
+ }
+ #endregion
+
+ #region Public Properties
+ [Bindable (true)]
+ [DefaultValue (false)]
+ [RefreshProperties (RefreshProperties.All)]
+ public bool Checked {
+ get {
+ switch (this.checked_state) {
+ case CheckState.Unchecked:
+ default:
+ return false;
+ case CheckState.Checked:
+ case CheckState.Indeterminate:
+ return true;
+ }
+ }
+ set {
+ CheckState = value ? CheckState.Checked : CheckState.Unchecked;
+ }
+ }
+
+ [DefaultValue (false)]
+ public bool CheckOnClick {
+ get { return this.check_on_click; }
+ set {
+ if (this.check_on_click != value) {
+ this.check_on_click = value;
+ OnUIACheckOnClickChangedEvent (EventArgs.Empty);
+ }
+ }
+ }
+
+ [Bindable (true)]
+ [DefaultValue (CheckState.Unchecked)]
+ [RefreshProperties (RefreshProperties.All)]
+ public CheckState CheckState {
+ get { return this.checked_state; }
+ set
+ {
+ if (!Enum.IsDefined (typeof (CheckState), value))
+ throw new InvalidEnumArgumentException (string.Format ("Enum argument value '{0}' is not valid for CheckState", value));
+
+ if (value == checked_state)
+ return;
+
+ this.checked_state = value;
+ this.Invalidate ();
+ this.OnCheckedChanged (EventArgs.Empty);
+ this.OnCheckStateChanged (EventArgs.Empty);
+ }
+ }
+
+ public override bool Enabled {
+ get { return base.Enabled; }
+ set { base.Enabled = value; }
+ }
+
+ [Browsable (false)]
+ public bool IsMdiWindowListEntry {
+ get { return this.mdi_client_form != null; }
+ }
+
+ [DefaultValue (ToolStripItemOverflow.Never)]
+ public new ToolStripItemOverflow Overflow {
+ get { return base.Overflow; }
+ set { base.Overflow = value; }
+ }
+
+ [Localizable (true)]
+ [DefaultValue (true)]
+ public bool ShowShortcutKeys {
+ get { return this.show_shortcut_keys; }
+ set { this.show_shortcut_keys = value; }
+ }
+
+ [Localizable (true)]
+ [DefaultValue (null)]
+ public string ShortcutKeyDisplayString {
+ get { return this.shortcut_display_string; }
+ set { this.shortcut_display_string = value; }
+ }
+
+ [Localizable (true)]
+ [DefaultValue (Keys.None)]
+ public Keys ShortcutKeys {
+ get { return this.shortcut_keys; }
+ set {
+ if (this.shortcut_keys != value) {
+ this.shortcut_keys = value;
+
+ if (this.Parent != null)
+ ToolStripManager.AddToolStripMenuItem (this);
+ }
+ }
+ }
+ #endregion
+
+ #region Protected Properties
+ protected internal override Padding DefaultMargin {
+ get { return new Padding (0); }
+ }
+
+ protected override Padding DefaultPadding {
+ get { return new Padding (4, 0, 4, 0); }
+ }
+
+ protected override Size DefaultSize {
+ get { return new Size (32, 19); }
+ }
+ #endregion
+
+ #region Protected Methods
+ [EditorBrowsable (EditorBrowsableState.Advanced)]
+ protected override AccessibleObject CreateAccessibilityInstance ()
+ {
+ return new ToolStripMenuItemAccessibleObject ();
+ }
+
+ protected override ToolStripDropDown CreateDefaultDropDown ()
+ {
+ ToolStripDropDownMenu tsddm = new ToolStripDropDownMenu ();
+ tsddm.OwnerItem = this;
+ return tsddm;
+ }
+
+ protected override void Dispose (bool disposing)
+ {
+ base.Dispose (disposing);
+ }
+
+ protected virtual void OnCheckedChanged (EventArgs e)
+ {
+ EventHandler eh = (EventHandler)Events [CheckedChangedEvent];
+ if (eh != null)
+ eh (this, e);
+ }
+
+ protected virtual void OnCheckStateChanged (EventArgs e)
+ {
+ EventHandler eh = (EventHandler)Events [CheckStateChangedEvent];
+ if (eh != null)
+ eh (this, e);
+ }
+
+ protected override void OnClick (EventArgs e)
+ {
+ if (!this.Enabled)
+ return;
+
+ if (this.HasDropDownItems) {
+ base.OnClick (e);
+ return;
+ }
+
+ if (this.OwnerItem is ToolStripDropDownItem)
+ (this.OwnerItem as ToolStripDropDownItem).OnDropDownItemClicked (new ToolStripItemClickedEventArgs (this));
+
+ if (this.IsOnDropDown) {
+ ToolStrip ts = this.GetTopLevelToolStrip ();
+
+ if (ts != null)
+ ts.Dismiss (ToolStripDropDownCloseReason.ItemClicked);
+ }
+
+ if (this.IsMdiWindowListEntry) {
+ this.mdi_client_form.MdiParent.MdiContainer.ActivateChild (this.mdi_client_form);
+ return;
+ }
+
+ if (this.check_on_click)
+ this.Checked = !this.Checked;
+
+ base.OnClick (e);
+
+ if (!this.IsOnDropDown && !this.HasDropDownItems) {
+ ToolStrip ts = this.GetTopLevelToolStrip ();
+
+ if (ts != null)
+ ts.Dismiss (ToolStripDropDownCloseReason.ItemClicked);
+ }
+ }
+
+ protected override void OnDropDownHide (EventArgs e)
+ {
+ base.OnDropDownHide (e);
+ }
+
+ protected override void OnDropDownShow (EventArgs e)
+ {
+ base.OnDropDownShow (e);
+ }
+
+ protected override void OnFontChanged (EventArgs e)
+ {
+ base.OnFontChanged (e);
+ }
+
+ protected override void OnMouseDown (MouseEventArgs e)
+ {
+ if (!this.IsOnDropDown && this.HasDropDownItems && this.DropDown.Visible)
+ this.close_on_mouse_release = true;
+
+ if (Enabled && !this.DropDown.Visible)
+ this.ShowDropDown ();
+
+ base.OnMouseDown (e);
+ }
+
+ protected override void OnMouseEnter (EventArgs e)
+ {
+ if (this.IsOnDropDown && this.HasDropDownItems && Enabled)
+ this.ShowDropDown ();
+
+ base.OnMouseEnter (e);
+ }
+
+ protected override void OnMouseLeave (EventArgs e)
+ {
+ base.OnMouseLeave (e);
+ }
+
+ protected override void OnMouseUp (MouseEventArgs e)
+ {
+ if (this.close_on_mouse_release) {
+ this.DropDown.Dismiss (ToolStripDropDownCloseReason.ItemClicked);
+ this.Invalidate ();
+ this.close_on_mouse_release = false;
+
+ if (!this.IsOnDropDown && this.Parent is MenuStrip)
+ (this.Parent as MenuStrip).MenuDroppedDown = false;
+ }
+
+ if (!this.HasDropDownItems && Enabled)
+ base.OnMouseUp (e);
+ }
+
+ protected override void OnOwnerChanged (EventArgs e)
+ {
+ base.OnOwnerChanged (e);
+ }
+
+ protected override void OnPaint (System.Windows.Forms.PaintEventArgs e)
+ {
+ base.OnPaint (e);
+
+ // Can't render without an owner
+ if (this.Owner == null)
+ return;
+
+ // If DropDown.ShowImageMargin is false, we don't display the image
+ Image draw_image = this.UseImageMargin ? this.Image : null;
+
+ // Disable this color detection until we do the color detection for ToolStrip *completely*
+ // Color font_color = this.ForeColor == SystemColors.ControlText ? SystemColors.MenuText : this.ForeColor;
+ Color font_color = ForeColor;
+
+ if ((this.Selected || this.Pressed) && this.IsOnDropDown && font_color == SystemColors.MenuText)
+ font_color = SystemColors.HighlightText;
+
+ if (!this.Enabled && this.ForeColor == SystemColors.ControlText)
+ font_color = SystemColors.GrayText;
+
+ // Gray stuff out if we're disabled
+ draw_image = this.Enabled ? draw_image : ToolStripRenderer.CreateDisabledImage (draw_image);
+
+ // Draw our background
+ this.Owner.Renderer.DrawMenuItemBackground (new ToolStripItemRenderEventArgs (e.Graphics, this));
+
+ // Figure out where our text and image go
+ Rectangle text_layout_rect;
+ Rectangle image_layout_rect;
+
+ this.CalculateTextAndImageRectangles (out text_layout_rect, out image_layout_rect);
+
+ if (this.IsOnDropDown) {
+ if (!this.UseImageMargin) {
+ image_layout_rect = Rectangle.Empty;
+ text_layout_rect = new Rectangle (8, text_layout_rect.Top, text_layout_rect.Width, text_layout_rect.Height);
+ } else {
+ text_layout_rect = new Rectangle (35, text_layout_rect.Top, text_layout_rect.Width, text_layout_rect.Height);
+
+ if (image_layout_rect != Rectangle.Empty)
+ image_layout_rect = new Rectangle (new Point (4, 3), base.GetImageSize ());
+ }
+
+ if (this.Checked && this.ShowMargin)
+ this.Owner.Renderer.DrawItemCheck (new ToolStripItemImageRenderEventArgs (e.Graphics, this, new Rectangle (2, 1, 19, 19)));
+ }
+ if (text_layout_rect != Rectangle.Empty)
+ this.Owner.Renderer.DrawItemText (new ToolStripItemTextRenderEventArgs (e.Graphics, this, this.Text, text_layout_rect, font_color, this.Font, this.TextAlign));
+
+ string key_string = GetShortcutDisplayString ();
+
+ if (!string.IsNullOrEmpty (key_string) && !this.HasDropDownItems) {
+ int offset = 15;
+ Size key_string_size = TextRenderer.MeasureText (key_string, this.Font);
+ Rectangle key_string_rect = new Rectangle (this.ContentRectangle.Right - key_string_size.Width - offset, text_layout_rect.Top, key_string_size.Width, text_layout_rect.Height);
+ this.Owner.Renderer.DrawItemText (new ToolStripItemTextRenderEventArgs (e.Graphics, this, key_string, key_string_rect, font_color, this.Font, this.TextAlign));
+ }
+
+ if (image_layout_rect != Rectangle.Empty)
+ this.Owner.Renderer.DrawItemImage (new ToolStripItemImageRenderEventArgs (e.Graphics, this, draw_image, image_layout_rect));
+
+ if (this.IsOnDropDown && this.HasDropDownItems && this.Parent is ToolStripDropDownMenu)
+ this.Owner.Renderer.DrawArrow (new ToolStripArrowRenderEventArgs (e.Graphics, this, new Rectangle (this.Bounds.Width - 17, 2, 10, 20), Color.Black, ArrowDirection.Right));
+
+ return;
+ }
+
+ protected internal override bool ProcessCmdKey (ref Message m, Keys keyData)
+ {
+ Control source = Control.FromHandle (m.HWnd);
+ Form f = source == null ? null : (Form)source.TopLevelControl;
+
+ if (this.Enabled && keyData == this.shortcut_keys && GetTopLevelControl () == f) {
+ this.FireEvent (EventArgs.Empty, ToolStripItemEventType.Click);
+ return true;
+ }
+
+ return base.ProcessCmdKey (ref m, keyData);
+ }
+
+ Control GetTopLevelControl ()
+ {
+ ToolStripItem item = this;
+ while (item.OwnerItem != null)
+ item = item.OwnerItem;
+
+ if (item.Owner == null)
+ return null;
+
+ if (item.Owner is ContextMenuStrip) {
+ Control container = ((ContextMenuStrip)item.Owner).container;
+ return container == null ? null : container.TopLevelControl;
+ }
+
+ // MainMenuStrip
+ return item.Owner.TopLevelControl;
+ }
+
+ protected internal override bool ProcessMnemonic (char charCode)
+ {
+ if (!this.Selected)
+ this.Parent.ChangeSelection (this);
+
+ if (this.HasDropDownItems) {
+ ToolStripManager.SetActiveToolStrip (this.Parent, true);
+ this.ShowDropDown ();
+ this.DropDown.SelectNextToolStripItem (null, true);
+ } else
+ this.PerformClick ();
+
+ return true;
+ }
+
+ protected internal override void SetBounds (Rectangle rect)
+ {
+ base.SetBounds (rect);
+ }
+ #endregion
+
+ #region Public Events
+ static object CheckedChangedEvent = new object ();
+ static object CheckStateChangedEvent = new object ();
+
+ public event EventHandler CheckedChanged {
+ add { Events.AddHandler (CheckedChangedEvent, value); }
+ remove {Events.RemoveHandler (CheckedChangedEvent, value); }
+ }
+
+ public event EventHandler CheckStateChanged {
+ add { Events.AddHandler (CheckStateChangedEvent, value); }
+ remove {Events.RemoveHandler (CheckStateChangedEvent, value); }
+ }
+ #endregion
+
+ #region UIA Framework Events
+ static object UIACheckOnClickChangedEvent = new object ();
+
+ internal event EventHandler UIACheckOnClickChanged {
+ add { Events.AddHandler (UIACheckOnClickChangedEvent, value); }
+ remove { Events.RemoveHandler (UIACheckOnClickChangedEvent, value); }
+ }
+
+ internal void OnUIACheckOnClickChangedEvent (EventArgs args)
+ {
+ EventHandler eh
+ = (EventHandler) Events [UIACheckOnClickChangedEvent];
+ if (eh != null)
+ eh (this, args);
+ }
+ #endregion
+
+ #region Internal Properties
+ internal Form MdiClientForm {
+ get { return this.mdi_client_form; }
+ set { this.mdi_client_form = value; }
+ }
+ #endregion
+
+ #region Internal Methods
+ internal override Size CalculatePreferredSize (Size constrainingSize)
+ {
+ Size base_size = base.CalculatePreferredSize (constrainingSize);
+
+ string key_string = GetShortcutDisplayString ();
+
+ if (string.IsNullOrEmpty (key_string))
+ return base_size;
+
+ Size text_size = TextRenderer.MeasureText (key_string, this.Font);
+
+ return new Size (base_size.Width + text_size.Width - 25, base_size.Height);
+ }
+
+ internal string GetShortcutDisplayString ()
+ {
+ if (this.show_shortcut_keys == false)
+ return string.Empty;
+ if (this.Parent == null || !(this.Parent is ToolStripDropDownMenu))
+ return string.Empty;
+
+ string key_string = string.Empty;
+
+ if (!string.IsNullOrEmpty (this.shortcut_display_string))
+ key_string = this.shortcut_display_string;
+ else if (this.shortcut_keys != Keys.None) {
+ KeysConverter kc = new KeysConverter ();
+ key_string = kc.ConvertToString (this.shortcut_keys);
+ }
+
+ return key_string;
+ }
+
+ internal void HandleAutoExpansion ()
+ {
+ if (this.HasDropDownItems) {
+ this.ShowDropDown ();
+ this.DropDown.SelectNextToolStripItem (null, true);
+ }
+ }
+
+ internal override void HandleClick (int mouse_clicks, EventArgs e)
+ {
+ this.OnClick (e);
+
+ if (Parent != null)
+ Parent.Invalidate ();
+ }
+ #endregion
-namespace System.Windows.Forms {
-
- public class ToolStripMenuItem : ToolStripDropDownItem {
+ #region ToolStripMenuItemAccessibleObject
+ private class ToolStripMenuItemAccessibleObject : AccessibleObject
+ {
+ }
+ #endregion
}
}
#endif
projects / mono.git / blobdiff