mirror of
https://github.com/Ryujinx/GtkSharp.git
synced 2024-12-26 23:55:30 +00:00
125 lines
3.6 KiB
XML
125 lines
3.6 KiB
XML
<Type Name="TreeIterCompareFunc" FullName="Gtk.TreeIterCompareFunc">
|
|
<TypeSignature Language="C#" Maintainer="auto" Value="public delegate int TreeIterCompareFunc(TreeModel model, TreeIter a, TreeIter b);" />
|
|
<AssemblyInfo>
|
|
<AssemblyName>gtk-sharp</AssemblyName>
|
|
<AssemblyVersion>2.12.0.0</AssemblyVersion>
|
|
</AssemblyInfo>
|
|
<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>
|
|
<Docs>
|
|
<param name="model">To be added.</param>
|
|
<param name="a">To be added.</param>
|
|
<param name="b">To be added.</param>
|
|
<summary>Delegate function to specify the shape of comparison functions for tree iterators.</summary>
|
|
<remarks>Functions with this call syntax are usually used for comparison between two tree iterators as part of a sort.
|
|
|
|
|
|
<example><code lang="C#">
|
|
using System;
|
|
using Gtk;
|
|
|
|
public class SortableTreeView : TreeView {
|
|
|
|
TreeStore ts;
|
|
TreeIter iter;
|
|
TreeViewColumn col0;
|
|
TreeViewColumn col1;
|
|
|
|
public SortableTreeView () {
|
|
Type[] col_types = {typeof(string), typeof(string)};
|
|
|
|
ts = new TreeStore (col_types);
|
|
ts.SetSortFunc (0, col0_compare, IntPtr.Zero, null); // use col0_compare to sort
|
|
|
|
iter = new TreeIter ();
|
|
|
|
AddRow ("1,1", "1,2");
|
|
AddRow ("2,1", "2,2");
|
|
|
|
|
|
this.Model = ts;
|
|
this.HeadersClickable = true;
|
|
this.HeadersVisible = true;
|
|
|
|
col0 = new TreeViewColumn ();
|
|
col0.Clickable = true;
|
|
col0.Title = "Column 1";
|
|
CellRendererText col0_renderer = new CellRendererText ();
|
|
col0.PackStart (col0_renderer, true);
|
|
col0.AddAttribute (col0_renderer, "text", 0);
|
|
col0.Clicked += new EventHandler (col0_clicked);
|
|
this.AppendColumn (col0);
|
|
|
|
col1 = new TreeViewColumn ();
|
|
col1.Title = "Column 2";
|
|
CellRendererText col1_renderer = new CellRendererText ();
|
|
col1.PackStart (col1_renderer, true);
|
|
col1.AddAttribute (col1_renderer, "text", 1);
|
|
this.AppendColumn (col1);
|
|
}
|
|
|
|
public void AddRow (string val1, string val2) {
|
|
ts.Append (out iter);
|
|
ts.SetValue (iter, 0, val1);
|
|
ts.SetValue (iter, 1, val2);
|
|
}
|
|
|
|
public int col0_compare (TreeModel model, TreeIter tia, TreeIter tib) {
|
|
return String.Compare ((string) model.GetValue (tia, 0),
|
|
(string) model.GetValue (tib, 0));
|
|
}
|
|
|
|
private void col0_clicked (object o, EventArgs args) {
|
|
col0.SortOrder = SetSortOrder (col0); // set order asc or desc
|
|
col0.SortIndicator = true; // turn on sort indicator
|
|
ts.SetSortColumnId (0, col0.SortOrder);
|
|
}
|
|
|
|
public SortType SetSortOrder (TreeViewColumn col) {
|
|
if (col.SortIndicator) {
|
|
if (col.SortOrder == SortType.Ascending)
|
|
return SortType.Descending;
|
|
else return SortType.Ascending;
|
|
}
|
|
else return SortType.Ascending;
|
|
}
|
|
|
|
public static void Main () {
|
|
Application.Init ();
|
|
|
|
Window win = new Window ("TreeIterCompareFunc Example");
|
|
win.DeleteEvent += new DeleteEventHandler (delete_event);
|
|
win.SetDefaultSize (400, 250);
|
|
|
|
ScrolledWindow sw = new ScrolledWindow ();
|
|
win.Add (sw);
|
|
|
|
SortableTreeView stv = new SortableTreeView ();
|
|
sw.Add (stv);
|
|
|
|
win.ShowAll ();
|
|
Application.Run ();
|
|
}
|
|
|
|
private static void delete_event (object o, DeleteEventArgs args) {
|
|
Application.Quit ();
|
|
}
|
|
|
|
}
|
|
|
|
</code></example></remarks>
|
|
<returns>To be added.</returns>
|
|
</Docs>
|
|
<Base>
|
|
<BaseTypeName>System.Delegate</BaseTypeName>
|
|
</Base>
|
|
<Members />
|
|
<Parameters>
|
|
<Parameter Name="model" Type="Gtk.TreeModel" />
|
|
<Parameter Name="a" Type="Gtk.TreeIter" />
|
|
<Parameter Name="b" Type="Gtk.TreeIter" />
|
|
</Parameters>
|
|
<ReturnValue>
|
|
<ReturnType>System.Int32</ReturnType>
|
|
</ReturnValue>
|
|
</Type>
|