GtkSharp/sample/GtkDemo/DemoMain.cs
John Luke 7bf40dfb69 fix out/ref in treeviews
svn path=/trunk/gtk-sharp/; revision=19556
2003-11-02 20:35:55 +00:00

312 lines
7.9 KiB
C#

//
// DemoMain.cs, port of main.c from gtk-demo
//
// Author: Daniel Kornhauser <dkor@alum.mit.edu>
//
// Copyright (C) 2003, Ximian Inc.
using System;
using System.IO;
using System.Collections;
using Gdk;
using Gtk;
using GtkSharp;
using Pango;
namespace GtkDemo
{
public class DemoMain
{
private Gtk.Window window;
private TextBuffer infoBuffer = new TextBuffer(null);
private TextBuffer sourceBuffer = new TextBuffer(null);
private TreeView treeView;
private TreeStore store;
public static void Main (string[] args)
{
Application.Init ();
new DemoMain ();
Application.Run ();
}
public DemoMain ()
{
SetupDefaultIcon ();
window = new Gtk.Window ("Gtk# Code Demos");
window.SetDefaultSize (600,400);
window.DeleteEvent += new DeleteEventHandler (WindowDelete);
HBox hbox = new HBox (false, 0);
window.Add (hbox);
TreeView tree = CreateTree ();
tree.AppendColumn ("Widget (double click for demo)", new CellRendererText (), "text", 0);
tree.Model = FillTree ();
tree.Selection.Changed += new EventHandler (OnTreeChanged);
tree.RowActivated += new RowActivatedHandler (OnRowActivated);
hbox.PackStart (tree, false, false, 0);
Notebook notebook = new Notebook ();
hbox.PackStart (notebook, true, true, 0);
notebook.AppendPage (CreateText (infoBuffer, false), Label.NewWithMnemonic ("_Info"));
notebook.AppendPage (CreateText (sourceBuffer, true), Label.NewWithMnemonic ("_Source"));
window.ShowAll ();
}
private void LoadFile(string filename)
{
Stream file = File.OpenRead(filename);
StreamReader sr = new StreamReader(file);
string s = sr.ReadToEnd();
sr.Close();
file.Close();
infoBuffer.Text = filename;
sourceBuffer.Text = s;
Fontify();
}
private void Fontify()
{
}
// TODO: Display system error
private void SetupDefaultIcon ()
{
Gdk.Pixbuf pixbuf = new Gdk.Pixbuf ("images/gtk-logo-rgb.gif");
if (pixbuf != null)
{
// The gtk-logo-rgb icon has a white background, make it transparent
Pixbuf transparent = pixbuf.AddAlpha (true, 0xff, 0xff, 0xff);
GLib.List list = new GLib.List (IntPtr.Zero, typeof (Gtk.Widget));
list.Append (transparent.Handle);
Gtk.Window.DefaultIconList = list;
}
}
// BUG: I have to click twice close in order for the dialog to disappear
private void ResponseCallback (object obj, ResponseArgs args)
{
Dialog dialog = (Dialog) obj ;
dialog.Destroy ();
}
private ScrolledWindow CreateText (TextBuffer buffer, bool IsSource)
{
ScrolledWindow scrolledWindow = new ScrolledWindow ();
scrolledWindow.SetPolicy (PolicyType.Automatic, PolicyType.Automatic);
scrolledWindow.ShadowType = ShadowType.In;
TextView textView = new TextView ();
textView.Buffer = buffer;
// STUCK
textView.Editable = false;
textView.CursorVisible = false;
scrolledWindow.Add (textView);
if (IsSource)
{
FontDescription fontDescription = FontDescription.FromString ("Courier 12");
textView.ModifyFont (fontDescription);
textView.WrapMode = Gtk.WrapMode.None;
}
else
{
// Make it a bit nicer for text
textView.WrapMode = Gtk.WrapMode.Word;
textView.PixelsAboveLines = 2;
textView.PixelsBelowLines = 2;
}
return scrolledWindow;
}
private TreeView CreateTree ()
{
treeView = new TreeView ();
return treeView;
}
private TreeStore FillTree ()
{
store = new TreeStore (typeof (string));
store.AppendValues ("Application Window (5% complete)");
store.AppendValues ("Button Boxes");
store.AppendValues ("Change Display");
store.AppendValues ("Color Selector");
store.AppendValues ("Dialog and Message Boxes");
store.AppendValues ("Drawing Area");
store.AppendValues ("Images");
store.AppendValues ("Item Factory (5% complete)");
store.AppendValues ("Menus");
store.AppendValues ("Paned Widget");
store.AppendValues ("Pixbuf");
store.AppendValues ("Size Groups");
store.AppendValues ("Stock Item and Icon Browser (10% complete)");
store.AppendValues ("Text Widget (95% complete)");
TreeIter iter = store.AppendValues ("Tree View");
store.AppendValues (iter, "Editable Cells (buggy)");
store.AppendValues (iter, "List Store");
store.AppendValues (iter, "Tree Store (95% complete)");
return store;
}
private void OnTreeChanged (object o, EventArgs args)
{
TreeIter iter;
TreeModel model;
if (treeView.Selection.GetSelected (out model, out iter))
{
TreePath path;
path = store.GetPath (iter);
switch (path.ToString()) {
case "0":
LoadFile ("DemoApplicationWindow.cs");
break;
case "1":
LoadFile ("DemoButtonBox.cs");
break;
case "2":
//
break;
case "3":
LoadFile ("DemoColorSelection.cs");
break;
case "4":
LoadFile ("DemoDialog.cs");
break;
case "5":
LoadFile ("DemoDrawingArea.cs");
break;
case "6":
LoadFile ("DemoImages.cs");
break;
case "7":
LoadFile ("DemoItemFactory.cs");
break;
case "8":
LoadFile ("DemoMenus.cs");
break;
case "9":
LoadFile ("DemoPanes.cs");
break;
case "10":
LoadFile ("DemoPixbuf.cs");
break;
case "11":
LoadFile ("DemoSizeGroup.cs");
break;
case "12":
LoadFile ("DemoStockBrowser.cs");
break;
case "13":
LoadFile ("DemoTextView.cs");
break;
case "14":
// do nothing
break;
case "14:0":
LoadFile ("DemoEditableCells.cs");
break;
case "14:1":
LoadFile ("DemoListStore.cs");
break;
case "14:2":
LoadFile ("DemoTreeStore.cs");
break;
default:
break;
}
}
}
private void OnRowActivated (object o, RowActivatedArgs args)
{
switch (args.Path.ToString ()) {
case "0":
new DemoApplicationWindow ();
break;
case "1":
new DemoButtonBox ();
break;
case "2":
//
break;
case "3":
new DemoColorSelection ();
break;
case "4":
new DemoDialog ();
break;
case "5":
new DemoDrawingArea ();
break;
case "6":
new DemoImages ();
break;
case "7":
new DemoItemFactory ();
break;
case "8":
new DemoMenus ();
break;
case "9":
new DemoPanes ();
break;
case "10":
new DemoPixbuf ();
break;
case "11":
new DemoSizeGroup ();
break;
case "12":
new DemoStockBrowser ();
break;
case "13":
new DemoTextView ();
break;
case "14":
// do nothing
break;
case "14:0":
new DemoEditableCells ();
break;
case "14:1":
new DemoListStore ();
break;
case "14:2":
new DemoTreeStore ();
break;
default:
break;
}
}
private void WindowDelete (object o, DeleteEventArgs args)
{
Application.Quit ();
args.RetVal = true;
}
}
}