GtkSharp/sample/GtkDemo/DemoStockBrowser.cs
Dan Winship c87558b526 * sample/GtkDemo/DemoStockBrowser.cs: update this to work with
that. (It used to crash.)

svn path=/trunk/gtk-sharp/; revision=37996
2004-12-20 19:47:40 +00:00

221 lines
5.2 KiB
C#

//
// StockBrowser.cs, port of stock_browser.c from gtk-demo
//
// Author: Daniel Kornhauser <dkor@media.mit.edu>
//
// (C) 2003 Ximian, Inc.
using System;
using System.Collections;
using Gtk;
namespace GtkDemo
{
[Demo ("Stock Item and Icon Browser", "DemoStockBrowser.cs")]
public class DemoStockBrowser : Gtk.Window
{
class StockInfo
{
internal string Name;
internal string Label;
internal string Accel;
internal string ID;
internal Gdk.Pixbuf Icon;
}
// in a real application this would be
// split into its own file
class StockFrame : Gtk.Frame
{
StockInfo info;
Label category;
Label name;
Label id;
Label label;
Image icon;
internal StockFrame () : base ("Selected Item")
{
this.SetSizeRequest (200, -1);
// Icon and Item / Icon Only / ???
category = new Label ("???");
// icon / blank
icon = new Image ("");
// _Add / blank
label = new Label ();
label.UseUnderline = true;
// Gtk.Stock.Cancel
name = new Label ();
// gtk-stock-cancel
id = new Label ();
VBox vbox = new VBox (false, 3);
vbox.PackStart (category, false, true, 0);
vbox.PackStart (icon, false, true, 0);
vbox.PackStart (label, false, true, 0);
vbox.PackStart (name, false, true, 0);
vbox.PackStart (id, false, true, 0);
this.Add (vbox);
this.ShowAll ();
}
internal StockInfo Info
{
get { return info; }
set {
info = value;
name.Text = info.Name;
label.Text = info.Label;
id.Text = info.ID;
icon.Pixbuf = info.Icon;
}
}
}
StockFrame stockFrame;
public DemoStockBrowser () : base ("Stock Item Browser Demo")
{
this.SetDefaultSize (600, 400);
this.DeleteEvent += new DeleteEventHandler (WindowDelete);
this.BorderWidth = 8;
HBox hbox = new HBox (false, 8);
this.Add (hbox);
ScrolledWindow scrolledWindow = new ScrolledWindow (null, null);
scrolledWindow.SetPolicy (PolicyType.Never, PolicyType.Automatic);
hbox.PackStart (scrolledWindow, true, true, 0);
TreeView list = new TreeView ();
list.AppendColumn ("Icon", new CellRendererPixbuf (), "pixbuf", 0);
list.AppendColumn ("Name", new CellRendererText (), "text", 1);
list.AppendColumn ("Label", new CellRendererText (), "text", 2);
list.AppendColumn ("Accel", new CellRendererText (), "text", 3);
list.AppendColumn ("ID", new CellRendererText (), "text", 4);
list.Model = CreateStore ();
list.Selection.Changed += new EventHandler (OnSelectionChanged);
scrolledWindow.Add (list);
stockFrame = new StockFrame ();
hbox.PackStart (stockFrame, false, false, 0);
this.ShowAll ();
}
private ListStore CreateStore ()
{
// FIXME: tremendous duplication of info
// image, name, label, accel, id, StockInfo
ListStore store = new Gtk.ListStore (typeof (Gdk.Pixbuf), typeof(string), typeof(string), typeof(string), typeof (string), typeof (StockInfo));
string[] stock_ids = Gtk.Stock.ListIds ();
foreach (string s in stock_ids)
{
Gtk.StockItem si;
si = Gtk.Stock.Lookup (s);
if (si.StockId != null) {
Gdk.Pixbuf icon = this.RenderIcon (s, IconSize.Menu, "");
StockInfo info = new StockInfo ();
info.Icon = icon;
info.Name = GetCLSName (si.StockId);
info.Label = si.Label;
info.Accel = GetKeyName (si);
info.ID = si.StockId;
// FIXME: si.Label needs to _AccelAware
store.AppendValues (icon, GetCLSName (si.StockId), si.Label, GetKeyName (si), si.StockId, info);
}
else {
//Console.WriteLine ("StockItem '{0}' could not be found.", s);
}
}
return store;
}
// changes 'gtk-stock-close' into 'Gtk.Stock.Close'
// should use StudlyCaps from gapi2xml.pl instead
string GetCLSName (string stockID)
{
string cls = "";
if (stockID.StartsWith ("gtk-"))
cls = stockID.Substring (4, stockID.Length - 4);
char[] split = cls.ToCharArray ();
bool raiseNext = false;
ArrayList tmp = new ArrayList ();
tmp.Add (char.ToUpper (split[0]));
for (int i = 1; i < split.Length; i ++)
{
if (split[i] == '-') {
raiseNext = true;
continue;
}
if (raiseNext) {
tmp.Add (char.ToUpper (split[i]));
raiseNext = false;
}
else {
tmp.Add (split[i]);
}
}
split = new char[tmp.Count];
int j = 0;
foreach (char c in tmp)
split[j++] = c;
return "Gtk.Stock." + new string (split);
}
// use si.Keyval and si.Modifier
// to produce a reasonable representation
// of the key binding
string GetKeyName (StockItem si)
{
string mod = "";
string key = "";
switch (si.Modifier) {
// seems to be the only one used
case Gdk.ModifierType.ControlMask:
mod = "<Control>";
break;
default:
break;
}
if (si.Keyval > 0)
key = Gdk.Keyval.Name (si.Keyval);
return String.Format ("{0} {1}", mod, key);
}
void OnSelectionChanged (object o, EventArgs args)
{
TreeIter iter;
TreeModel model;
if (((TreeSelection) o).GetSelected (out model, out iter))
{
StockInfo info = (StockInfo) model.GetValue (iter, 5);
stockFrame.Info = info;
}
}
private void WindowDelete (object o, DeleteEventArgs args)
{
this.Hide ();
this.Destroy ();
args.RetVal = true;
}
}
}