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<Type Name= "Menu" FullName= "Gtk.Menu" >
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<TypeSignature Language= "C#" Value= "public class Menu : Gtk.MenuShell, Implementor, IWrapper, IDisposable" Maintainer= "Hector Gomez M" />
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<AssemblyInfo >
<AssemblyName > gtk-sharp</AssemblyName>
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<AssemblyPublicKey >
</AssemblyPublicKey>
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<AssemblyVersion > 0.0.0.0</AssemblyVersion>
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<AssemblyCulture > neutral</AssemblyCulture>
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<Attributes />
</AssemblyInfo>
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<ThreadSafetyStatement > Gtk# is thread aware, but not thread safe; See the <link location= "node:gtk-sharp/programming/threads" > Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
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<Docs >
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<summary > A <see cref= "T:Gtk.Menu" /> is a <see cref= "T:Gtk.MenuShell" /> that implements a drop down menu.</summary>
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<remarks >
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<para >
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A <see cref= "T:Gtk.Menu" /> is a <see cref= "T:Gtk.MenuShell" /> that implements a drop down menu consisting of a list of <see cref= "T:Gtk.MenuItem" /> objects which can be navigated and activated by the user to perform application functions.
</para>
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<para >
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It is commonly dropped down by activating a <see cref= "T:Gtk.MenuItem" /> in a <see cref= "T:Gtk.MenuBar" /> or in another <see cref= "T:Gtk.Menu" /> , it can also be popped up by activating a <see cref= "T:Gtk.OptionMenu" /> . Other composite widgets such as the <see cref= "T:Gtk.Notebook" /> can pop up a <see cref= "T:Gtk.Menu" /> as well.
</para>
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<example >
<code lang= "C#" >
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using System;
using Gtk;
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public class MenuApp
{
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public static void Main (string[] args)
{
Application.Init();
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Window win = new Window ("Menu Sample App");
win.DeleteEvent += new DeleteEventHandler (delete_cb);
win.SetDefaultSize (200, 150);
VBox box = new VBox (false, 2);
MenuBar mb = new MenuBar ();
Menu file_menu = new Menu ();
MenuItem exit_item = new MenuItem("Exit");
exit_item.Activated += new EventHandler (exit_cb);
file_menu.Append (exit_item);
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MenuItem file_item = new MenuItem("File");
file_item.Submenu = file_menu;
mb.Append (file_item);
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box.PackStart(mb, false, false, 0);
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Button btn = new Button ("Yep, that's a menu");
box.PackStart(btn, true, true, 0);
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win.Add (box);
win.ShowAll ();
Application.Run ();
}
static void delete_cb (object o, DeleteEventArgs args)
{
Application.Quit ();
}
static void exit_cb (object o, EventArgs args)
{
Application.Quit ();
}
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}
</code>
</example>
</remarks>
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</Docs>
<Base >
<BaseTypeName > Gtk.MenuShell</BaseTypeName>
</Base>
<Interfaces >
<Interface >
<InterfaceName > Atk.Implementor</InterfaceName>
</Interface>
<Interface >
<InterfaceName > GLib.IWrapper</InterfaceName>
</Interface>
<Interface >
<InterfaceName > GLib.IWrapper</InterfaceName>
</Interface>
<Interface >
<InterfaceName > System.IDisposable</InterfaceName>
</Interface>
</Interfaces>
<Attributes />
<Members >
<Member MemberName= "Detach" >
<MemberSignature Language= "C#" Value= "public void Detach ();" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
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<summary > Detaches the menu from the widget to which it had been attached.</summary>
<remarks >
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<para >
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This function will call the detacher, provided when the <see cref= "M:Gtk.Menu.AttachToWidget" /> function was called.
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "Popdown" >
<MemberSignature Language= "C#" Value= "public void Popdown ();" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
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<summary > Removes the menu from the screen.</summary>
<remarks />
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</Docs>
</Member>
<Member MemberName= "AttachToWidget" >
<MemberSignature Language= "C#" Value= "public void AttachToWidget (Gtk.Widget attach_widget, Gtk.MenuDetachFunc detacher);" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters >
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<Parameter Name= "attach_widget" Type= "Gtk.Widget" />
<Parameter Name= "detacher" Type= "Gtk.MenuDetachFunc" />
</Parameters>
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<Docs >
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<summary > Attaches the menu to the widget and provides a detacher.</summary>
<param name= "attach_widget" > The <see cref= "T:Gtk.Widget" /> that the menu will be attached to.</param>
<param name= "detacher" > The user supplied callback function that will be called when the menu calls <see cref= "M:Gtk.Menu.Detach" /> .</param>
<remarks >
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<para >
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Attaches the menu to the widget and provides a callback function that will be invoked when the menu calls <see cref= "M:Gtk.Menu.Detach" /> during its destruction.
</para>
</remarks>
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</Docs>
</Member>
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<Member MemberName= "Popup" >
<MemberSignature Language= "C#" Value= "public void Popup ();" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
<summary > Displays a menu and makes it available for selection.</summary>
<remarks > This is a convenience overload that calls
<see cref= "M:Gtk.Menu.Popup(Gtk.Widget,Gtk.Widget,Gtk.MenuPositionFunc,System.IntPtr,System.UInt32,System.UInt32)" /> with some default arguments.</remarks>
</Docs>
</Member>
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<Member MemberName= "Popup" >
<MemberSignature Language= "C#" Value= "public void Popup (Gtk.Widget parent_menu_shell, Gtk.Widget parent_menu_item, Gtk.MenuPositionFunc func, IntPtr data, uint button, uint activate_time);" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters >
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<Parameter Name= "parent_menu_shell" Type= "Gtk.Widget" />
<Parameter Name= "parent_menu_item" Type= "Gtk.Widget" />
<Parameter Name= "func" Type= "Gtk.MenuPositionFunc" />
<Parameter Name= "data" Type= "System.IntPtr" />
<Parameter Name= "button" Type= "System.UInt32" />
<Parameter Name= "activate_time" Type= "System.UInt32" />
</Parameters>
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<Docs >
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<summary > Displays a menu and makes it available for selection.</summary>
<param name= "parent_menu_shell" > The menu shell containing the triggering menu item, or <see langword= "null" /> .</param>
<param name= "parent_menu_item" > The menu item whose activation triggered the popup, or <see langword= "null" /> .</param>
<param name= "func" > A user supplied function used to position the menu, or <see langword= "null" /> .</param>
<param name= "data" > A user supplied data to be passed to func.</param>
<param name= "button" > The mouse button which was pressed to initiate the event.</param>
<param name= "activate_time" > The time at which the activation event occurred.</param>
<remarks >
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<para >
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Applications can use this function to display context-sensitive menus, and will typically supply <see langword= "null" /> for the <paramref name= "parent_menu_shell" /> , <paramref name= "parent_menu_item" /> , and <paramref name= "func" /> parameters, and <see cref= "F:System.IntPtr.Zero" /> for <paramref name= "data" /> parameter. The default menu positioning function will position the menu at the current mouse cursor position.
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</para>
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<para >
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The <paramref name= "button" /> parameter should be the mouse button pressed to initiate the menu popup. If the menu popup was initiated by something other than a mouse button press, such as a mouse button release or a keypress, button should be zero(0).
</para>
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<para >
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The <paramref name= "activate_time" /> parameter should be the time stamp of the event that initiated the popup. If such an event is not available, use <see cref= "P:Gtk.Global.CurrentEventTime" /> instead.
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</para>
</remarks>
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<example >
<code language= "C#" >
using System;
using Gtk;
class PopupSample
{
Window win;
Menu menu;
static void Main (string[] args)
{
new PopupSample (args);
}
PopupSample (string[] args)
{
Application.Init ();
win = new Window ("Menu.Popup sample");
win.SetDefaultSize (400, 300);
win.DeleteEvent += new DeleteEventHandler (OnWinDelete);
menu = new Menu ();
MenuItem hello = new MenuItem ("Hello");
hello.Activated += new EventHandler (OnHelloActivated);
hello.Show ();
menu.Append (hello);
Label label = new Label ("Right Click me");
EventBox eventbox = new EventBox ();
eventbox.ButtonPressEvent += new ButtonPressEventHandler (OnEventBoxPressed);
eventbox.Add (label);
win.Add (eventbox);
win.ShowAll ();
Application.Run ();
}
private void OnEventBoxPressed (object o, ButtonPressEventArgs args)
{
if (args.Event.button == 3)
menu.Popup (null, null, null, IntPtr.Zero, 3, Gtk.Global.CurrentEventTime);
}
private void OnHelloActivated (object o, EventArgs args)
{
Console.WriteLine ("Hello Activated");
}
private void OnWinDelete (object o, DeleteEventArgs args)
{
Application.Quit ();
}
}
</code>
</example>
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</Docs>
</Member>
<Member MemberName= "Reposition" >
<MemberSignature Language= "C#" Value= "public void Reposition ();" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
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<summary > Repositions the menu according to its position function.</summary>
<remarks />
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</Docs>
</Member>
<Member MemberName= "ReorderChild" >
<MemberSignature Language= "C#" Value= "public void ReorderChild (Gtk.Widget child, int position);" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters >
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<Parameter Name= "child" Type= "Gtk.Widget" />
<Parameter Name= "position" Type= "System.Int32" />
</Parameters>
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<Docs >
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<summary > Moves a <see cref= "T:Gtk.MenuItem" /> to a new position within the <see cref= "T:Gtk.Menu" /> .</summary>
<param name= "child" > The <see cref= "T:Gtk.MenuItem" /> to move.</param>
<param name= "position" > The new position to place <paramref name= "child" /> . Positions are numbered from 0 to n-1.</param>
<remarks />
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</Docs>
</Member>
<Member MemberName= "Finalize" >
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<MemberSignature Language= "C#" Value= "protected override void Finalize ();" />
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<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
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<summary > Disposes the resources associated with the object.</summary>
<remarks />
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</Docs>
</Member>
<Member MemberName= ".ctor" >
<MemberSignature Language= "C#" Value= "public Menu (IntPtr raw);" />
<MemberType > Constructor</MemberType>
<ReturnValue />
<Parameters >
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<Parameter Name= "raw" Type= "System.IntPtr" />
</Parameters>
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<Docs >
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<summary > Internal constructor</summary>
<param name= "raw" > Pointer to the C object.</param>
<returns > An instance of Menu, wrapping the C object.</returns>
<remarks >
<para > This is an internal constructor, and should not be used by user code.</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= ".ctor" >
<MemberSignature Language= "C#" Value= "public Menu ();" />
<MemberType > Constructor</MemberType>
<ReturnValue />
<Parameters />
<Docs >
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<summary > A constructor.</summary>
<returns > An instance of <see cref= "T:Gtk.Menu" /> .</returns>
<remarks />
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</Docs>
</Member>
<Member MemberName= "Active" >
<MemberSignature Language= "C#" Value= "public Gtk.Widget Active { get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > Gtk.Widget</ReturnType>
</ReturnValue>
<Docs >
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<summary > Returns the selected menu item from the menu.</summary>
<returns > The <see cref= "T:Gtk.MenuItem" /> that was last selected in the menu. If a selection has not yet been made, the first menu item is selected.</returns>
<remarks >
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<para >
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This is used by the <see cref= "T:Gtk.OptionMenu" /> .
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "AccelPath" >
<MemberSignature Language= "C#" Value= "public string AccelPath { set; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > System.String</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
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<summary > Sets an accelerator path for this menu from which accelerator paths for its immediate children, its menu items, can be constructed.</summary>
<param name= "value" > A valid accelerator path.</param>
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<returns > void</returns>
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<remarks >
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<para >
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The main purpose of this function is to spare the programmer the inconvenience of having to call <see cref= "P:Gtk.MenuItem.AccelPath" /> on each menu item that should support runtime user changable accelerators. Instead, by just calling <see cref= "P:Gtk.MenuItem.AccelPath" /> on their parent, each menu item of this menu, that contains a label describing its purpose, automatically gets an accel path assigned.
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "AttachWidget" >
<MemberSignature Language= "C#" Value= "public Gtk.Widget AttachWidget { get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > Gtk.Widget</ReturnType>
</ReturnValue>
<Docs >
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<summary > Returns the <see cref= "T:Gtk.Widget" /> that the menu is attached to.</summary>
<returns > The <see cref= "T:Gtk.Widget" /> that the menu is attached to.</returns>
<remarks />
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</Docs>
</Member>
<Member MemberName= "TearoffState" >
<MemberSignature Language= "C#" Value= "public bool TearoffState { set; get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > System.Boolean</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
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<summary > Sets or obtains the tearoff state of the menu.</summary>
<param name= "value" > If <see langword= "true" /> , menu is displayed as a tearoff menu.</param>
<returns > Returns <see langword= "true" /> if the menu is currently torn off.</returns>
<remarks >
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<para >
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A menu is normally displayed as drop down menu which persists as long as the menu is active. It can also be displayed as a tearoff menu which persists until it is closed or reattached.
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "AccelGroup" >
<MemberSignature Language= "C#" Value= "public Gtk.AccelGroup AccelGroup { set; get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > Gtk.AccelGroup</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
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<summary > Sets or obtains the <see cref= "T:Gtk.AccelGroup" /> which holds global accelerators for the menu.</summary>
<param name= "value" > The <see cref= "T:Gtk.AccelGroup" /> to be associated with the menu.</param>
<returns > The <see cref= "T:Gtk.AccelGroup" /> associated with the menu.</returns>
<remarks >
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<para >
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This accelerator group needs to also be added to all windows that this menu is being used in with <see cref= "M:Gtk.Window.AddAccelGroup" /> , in order for those windows to support all the accelerators contained in this group.
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "Title" >
<MemberSignature Language= "C#" Value= "public string Title { set; get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > System.String</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
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<summary > Sets or obtains the title for the menu.</summary>
<param name= "value" > A string containing the title for the menu.</param>
<returns > The title of the menu, or <see langword= "null" /> if the menu has no title set on it. This string is owned by the widget and should not be modified or freed.</returns>
<remarks >
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<para >
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The title is displayed when the menu is shown as a tearoff menu.
</para>
</remarks>
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</Docs>
</Member>
<Member MemberName= "TearoffTitle" >
<MemberSignature Language= "C#" Value= "public string TearoffTitle { set; get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > System.String</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
<summary > To be added</summary>
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<param name= "value" > an object of type <see cref= "T:System.String" /> </param>
<returns > an object of type <see cref= "T:System.String" /> </returns>
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<remarks > To be added</remarks>
</Docs>
</Member>
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<Member MemberName= "Screen" >
<MemberSignature Language= "C#" Value= "public Gdk.Screen Screen { set; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > Gdk.Screen</ReturnType>
</ReturnValue>
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<Parameters >
</Parameters>
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<Docs >
<summary > To be added</summary>
<param name= "value" > a <see cref= "T:Gdk.Screen" /> </param>
<returns > a <see cref= "T:Gdk.Screen" /> </returns>
<remarks > To be added</remarks>
</Docs>
</Member>
<Member MemberName= "SetActive" >
<MemberSignature Language= "C#" Value= "public void SetActive (uint index_);" />
<MemberType > Method</MemberType>
<ReturnValue >
<ReturnType > System.Void</ReturnType>
</ReturnValue>
<Parameters >
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<Parameter Name= "index_" Type= "System.UInt32" />
</Parameters>
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<Docs >
<summary > Selects the specified menu item within the menu.</summary>
<param name= "index_" > a <see cref= "T:System.UInt32" /> </param>
<remarks >
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<para >
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This is used by the <see cref= "T:Gtk.OptionMenu" /> and should not be used by anyone else.
</para>
</remarks>
</Docs>
</Member>
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<Member MemberName= "GType" >
<MemberSignature Language= "C#" Value= "public static GLib.GType GType { get; };" />
<MemberType > Property</MemberType>
<ReturnValue >
<ReturnType > GLib.GType</ReturnType>
</ReturnValue>
<Parameters />
<Docs >
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<summary > GType Property.</summary>
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<returns > a <see cref= "T:GLib.GType" /> </returns>
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<remarks > Returns the native <see cref= "T:GLib.GType" /> value for <see cref= "T:Gtk.Menu" /> .</remarks>
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</Docs>
</Member>
<Member MemberName= ".ctor" >
<MemberSignature Language= "C#" Value= "protected Menu (GLib.GType gtype);" />
<MemberType > Constructor</MemberType>
<ReturnValue />
<Parameters >
<Parameter Name= "gtype" Type= "GLib.GType" />
</Parameters>
<Docs >
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<summary > Protected Constructor.</summary>
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<param name= "gtype" > a <see cref= "T:GLib.GType" /> </param>
<returns > a <see cref= "T:Gtk.Menu" /> </returns>
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<remarks > Chain to this constructor if you have manually registered a native <see cref= "T:GLib.GType" /> value for your subclass.</remarks>
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</Docs>
</Member>
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</Members>
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</Type>
