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2004-12-17 Mike Kestner <mkestner@novell.com>

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* gtk/Makefile.am : add new file.
	* gtk/glue/makefile.win32 : add missing file.
	* gtk/NodeCellDataFunc.cs : new callback delegate type and marshaler
	for NodeStore tree views using GtkTreeCellDataFuncs.
	* gtk/NodeStore.cs : add internal GetNode overload by TreeIter.
	* gtk/NodeView.cs : add AppendColumn overload that uses data funcs.
	* gtk/TreeViewColumn.custom : manual implementation for SetCellDataFunc
	to support both TreeIter and ITreeNode models.  We need to hold a ref
	to a delegate for each cell renderer on a column. [Fixes #63062]
	* sample/NodeViewDemo.cs : use a NodeCellDataFunc for one of the 
	cell renderers in the tree.

svn path=/trunk/gtk-sharp/; revision=37904
This commit is contained in:
Mike Kestner 2004-12-17 20:32:33 +00:00
parent 8457bacdc9
commit 59faab866e
10 changed files with 173 additions and 9 deletions
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14
ChangeLog
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@ -1,3 +1,17 @@
2004-12-17 Mike Kestner <mkestner@novell.com>
* gtk/Makefile.am : add new file.
* gtk/glue/makefile.win32 : add missing file.
* gtk/NodeCellDataFunc.cs : new callback delegate type and marshaler
for NodeStore tree views using GtkTreeCellDataFuncs.
* gtk/NodeStore.cs : add internal GetNode overload by TreeIter.
* gtk/NodeView.cs : add AppendColumn overload that uses data funcs.
* gtk/TreeViewColumn.custom : manual implementation for SetCellDataFunc
to support both TreeIter and ITreeNode models. We need to hold a ref
to a delegate for each cell renderer on a column. [Fixes #63062]
* sample/NodeViewDemo.cs : use a NodeCellDataFunc for one of the
cell renderers in the tree.
2004-12-17 Dan Winship <danw@novell.com>
* generator/Field.cs (StudlyName): Fall back to using "cname" if

20
doc/en/Gtk/NodeView.xml
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@ -68,5 +68,25 @@
<remarks />
</Docs>
</Member>
<Member MemberName="AppendColumn">
<MemberSignature Language="C#" Value="public Gtk.TreeViewColumn AppendColumn (string title, Gtk.CellRenderer cell, Gtk.NodeCellDataFunc cell_data);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gtk.TreeViewColumn</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="title" Type="System.String" />
<Parameter Name="cell" Type="Gtk.CellRenderer" />
<Parameter Name="cell_data" Type="Gtk.NodeCellDataFunc" />
</Parameters>
<Docs>
<summary>Adds a column to the view using a data callback delegate.</summary>
<param name="title">a <see cref="T:System.String" /></param>
<param name="cell">a <see cref="T:Gtk.CellRenderer" /></param>
<param name="cell_data">a <see cref="T:Gtk.NodeCellDataFunc" /></param>
<returns>a <see cref="T:Gtk.TreeViewColumn" /></returns>
<remarks />
</Docs>
</Member>
</Members>
</Type>

19
doc/en/Gtk/TreeViewColumn.xml
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@ -701,5 +701,22 @@
<remarks>To be added</remarks>
</Docs>
</Member>
<Member MemberName="SetCellDataFunc">
<MemberSignature Language="C#" Value="public void SetCellDataFunc (Gtk.CellRenderer cell_renderer, Gtk.NodeCellDataFunc func);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="cell_renderer" Type="Gtk.CellRenderer" />
<Parameter Name="func" Type="Gtk.NodeCellDataFunc" />
</Parameters>
<Docs>
<summary>Set the data func used to set cell renderer attributes.</summary>
<param name="cell_renderer">a <see cref="T:Gtk.CellRenderer" /></param>
<param name="func">a <see cref="T:Gtk.NodeCellDataFunc" /></param>
<remarks />
</Docs>
</Member>
</Members>
</Type>
</Type>

1
gtk/Makefile.am
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@ -21,6 +21,7 @@ sources = \
Application.cs \
ChildPropertyAttribute.cs \
ITreeNode.cs \
NodeCellDataFunc.cs \
NodeSelection.cs \
NodeStore.cs \
NodeView.cs \

48
gtk/NodeCellDataFunc.cs Normal file
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@ -0,0 +1,48 @@
// NodeCellDataFunc.cs - a TreeCellDataFunc marshaler for ITreeNodes
//
// Author: Mike Kestner (mkestner@novell.com)
//
// Copyright (c) 2004 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace Gtk {
using System;
public delegate void NodeCellDataFunc (TreeViewColumn tree_column, CellRenderer cell, ITreeNode node);
internal class NodeCellDataFuncWrapper : GLib.DelegateWrapper {
public void NativeCallback (IntPtr tree_column, IntPtr cell, IntPtr tree_model, ref Gtk.TreeIter iter, IntPtr data)
{
TreeViewColumn col = (Gtk.TreeViewColumn) GLib.Object.GetObject(tree_column);
CellRenderer renderer = (Gtk.CellRenderer) GLib.Object.GetObject(cell);
NodeStore store = (NodeStore) GLib.Object.GetObject(tree_model);
managed (col, renderer, store.GetNode (iter));
}
internal GtkSharp.TreeCellDataFuncNative NativeDelegate;
protected NodeCellDataFunc managed;
public NodeCellDataFuncWrapper (NodeCellDataFunc managed, object o) : base (o)
{
NativeDelegate = new GtkSharp.TreeCellDataFuncNative (NativeCallback);
this.managed = managed;
}
}
}

8
gtk/NodeStore.cs
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@ -399,13 +399,19 @@ namespace Gtk {
return node;
}
public ITreeNode GetNode (TreePath path) {
public ITreeNode GetNode (TreePath path)
{
if (path == null)
throw new ArgumentNullException ();
return GetNodeAtPath (path);
}
internal ITreeNode GetNode (TreeIter iter)
{
return node_hash [(int) iter.UserData] as ITreeNode;
}
internal TreePath GetPath (ITreeNode node)
{
TreePath path = new TreePath ();

12
gtk/NodeView.cs
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@ -60,5 +60,17 @@ namespace Gtk {
return new NodeSelection (Selection);
}
}
public Gtk.TreeViewColumn AppendColumn (string title, Gtk.CellRenderer cell, Gtk.NodeCellDataFunc cell_data)
{
Gtk.TreeViewColumn col = new Gtk.TreeViewColumn ();
col.Title = title;
col.PackStart (cell, true);
col.SetCellDataFunc (cell, cell_data);
AppendColumn (col);
return col;
}
}
}

52
gtk/TreeViewColumn.custom
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@ -22,12 +22,6 @@
public void SetCellDataFunc(Gtk.CellRenderer cell_renderer, Gtk.TreeCellDataFunc func) {
GtkSharp.TreeCellDataFuncWrapper func_wrapper = null;
func_wrapper = new GtkSharp.TreeCellDataFuncWrapper (func, this);
gtk_tree_view_column_set_cell_data_func(Handle, cell_renderer.Handle, func_wrapper.NativeDelegate, IntPtr.Zero, null);
}
private void _NewWithAttributes (string title, Gtk.CellRenderer cell, Array attrs) {
Title = title;
PackStart (cell, true);
@ -62,3 +56,49 @@
}
}
Hashtable cell_data_funcs;
Hashtable CellDataFuncs {
get {
if (cell_data_funcs == null)
cell_data_funcs = new Hashtable ();
return cell_data_funcs;
}
}
[DllImport("libgtk-win32-2.0-0.dll")]
static extern void gtk_tree_view_column_set_cell_data_func(IntPtr raw, IntPtr cell_renderer, IntPtr func, IntPtr func_data, IntPtr destroy);
private void ReleaseDataFunc (CellRenderer cell)
{
CellDataFuncs [cell.Handle] = null;
gtk_tree_view_column_set_cell_data_func(Handle, cell.Handle, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
}
[DllImport("libgtk-win32-2.0-0.dll")]
static extern void gtk_tree_view_column_set_cell_data_func(IntPtr raw, IntPtr cell_renderer, GtkSharp.TreeCellDataFuncNative func, IntPtr func_data, IntPtr destroy);
public void SetCellDataFunc (CellRenderer cell_renderer, TreeCellDataFunc func)
{
if (func == null) {
ReleaseDataFunc (cell_renderer);
return;
}
;
GtkSharp.TreeCellDataFuncWrapper wrapper = new GtkSharp.TreeCellDataFuncWrapper (func, this);
CellDataFuncs [cell_renderer.Handle] = wrapper;
gtk_tree_view_column_set_cell_data_func(Handle, cell_renderer.Handle, wrapper.NativeDelegate, IntPtr.Zero, IntPtr.Zero);
}
public void SetCellDataFunc (CellRenderer cell_renderer, NodeCellDataFunc func)
{
if (func == null) {
ReleaseDataFunc (cell_renderer);
return;
}
;
NodeCellDataFuncWrapper wrapper = new NodeCellDataFuncWrapper (func, this);
CellDataFuncs [cell_renderer.Handle] = wrapper;
gtk_tree_view_column_set_cell_data_func(Handle, cell_renderer.Handle, wrapper.NativeDelegate, IntPtr.Zero, IntPtr.Zero);
}

1
gtk/glue/makefile.win32
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@ -6,6 +6,7 @@ DLLWRAP=dllwrap -mno-cygwin -mms-bitfields --target i386-mingw32 --export-all-sy
GLUE_OBJS = \
adjustment.o \
button.o \
cellrenderer.o \
clipboard.o \
colorseldialog.o \
combo.o \

7
sample/NodeViewDemo.cs
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@ -57,7 +57,7 @@ namespace GtkSamples {
NodeView view = new NodeView (Store);
view.HeadersVisible = true;
view.AppendColumn ("Name", new CellRendererText (), "text", 0);
view.AppendColumn ("Type", new CellRendererText (), "text", 1);
view.AppendColumn ("Type", new CellRendererText (), new NodeCellDataFunc (DataCallback));
sw.Add (view);
@ -65,6 +65,11 @@ namespace GtkSamples {
dialog = null;
}
private void DataCallback (TreeViewColumn col, CellRenderer cell, ITreeNode node)
{
(cell as CellRendererText).Text = (node as DemoTreeNode).Description;
}
StatusDialog Dialog {
get {
if (dialog == null)