Ryujinx-GtkSharp/sample/GtkDemo/DemoTreeStore.cs
Dan Winship 246d4e1620 * samples/GtkDemo/*.cs: General fixup and cleanup; Remove some
gratuitous differences from the C version. Make comment and indent
	style consistent. Don't use "this." where not needed. Override
	OnDeleteEvent rather than connecting one's own DeleteEvent signal.

	* sample/GtkDemo/DemoApplicationWindow.cs (static
	DemoApplicationWindow): register the Gtk logo icon with
	StockManager so it shows up correctly in the toolbar.
	(AddActions): Register the radio items as radio items so they work
	right.

	* sample/GtkDemo/DemoHyperText.cs (EventAfter): handle
	link-clicking from Widget.WidgetEventAfter (as in the C version),
	rather than ButtonRelease, now that WidgetEventAfter is wrapped.

	* sample/GtkDemo/DemoImages.cs (DemoImages): use
	Gtk.Image.LoadFromResource (particularly to make the animation
	work right).
	(OnDestroyed): handle clean up (remove the timeout, etc)

	* sample/GtkDemo/DemoMain.cs (LoadStream): Fix handling of blank
	lines and whitespace to match the C version.

	* sample/GtkDemo/DemoPixbuf.cs (Expose): Use
	System.Runtime.InteropServices.Marshal.Copy() to copy
	pixbuf.Pixels to pass to DrawRgbImageDithalign, to make this more
	like the C version (and probably faster?)
	(timeout): Remove the FIXME since it seems to work now

	* sample/GtkDemo/DemoStockBrowser.cs: Simplify a bunch. Use
	reflection to get the C# names of the stock icons rather than
	trying to correctly re-mangle the ids. Display the Label with the
	accelerator underlined.

	* sample/GtkDemo/DemoTextView.cs (AttachWidgets): use
	Gtk.Image.LoadFromResource, so the image is properly loaded as an
	animation, not a static image. Don't set the combobox's "Active"
	property (for consistency with the C version).
	(InsertText): Fix miscellaneous differences with the C version.
	Remove some leftover cruft from earlier workarounds for gtk# bugs.

	* sample/GtkDemo/DemoTreeStore.cs (AddColumns): Make this more
	like the C version so the checkboxes are sensitized and hidden
	correctly on a per-row basis.

	* sample/GtkDemo/DemoUIManager.cs: Make the radio menu items work.

	* sample/GtkDemo/README: 
	* sample/GtkDemo/TODO: update

svn path=/trunk/gtk-sharp/; revision=42481
2005-04-01 21:08:14 +00:00

344 lines
11 KiB
C#

/* Tree View/Tree Store
*
* The Gtk.TreeStore is used to store data in tree form, to be
* used later on by a Gtk.TreeView to display it. This demo builds
* a simple Gtk.TreeStore and displays it. If you're new to the
* Gtk.TreeView widgets and associates, look into the Gtk.ListStore
* example first.
*/
using System;
using System.Collections;
using Gtk;
using GLib;
namespace GtkDemo
{
[Demo ("TreeStore", "DemoTreeStore.cs", "Tree View")]
public class DemoTreeStore : Gtk.Window
{
private TreeStore store;
public DemoTreeStore () : base ("Card planning sheet")
{
VBox vbox = new VBox (false, 8);
vbox.BorderWidth = 8;
Add (vbox);
vbox.PackStart (new Label ("Jonathan's Holiday Card Planning Sheet"),
false, false, 0);
ScrolledWindow sw = new ScrolledWindow ();
sw.ShadowType = ShadowType.EtchedIn;
sw.SetPolicy (PolicyType.Automatic, PolicyType.Automatic);
vbox.PackStart (sw, true, true, 0);
// create model
CreateModel ();
// create tree view
TreeView treeView = new TreeView (store);
treeView.RulesHint = true;
treeView.Selection.Mode = SelectionMode.Multiple;
AddColumns (treeView);
sw.Add (treeView);
// expand all rows after the treeview widget has been realized
treeView.Realized += ExpandRows;
SetDefaultSize (650, 400);
ShowAll ();
}
private void ExpandRows (object obj, EventArgs args)
{
TreeView treeView = obj as TreeView;
treeView.ExpandAll ();
}
ArrayList columns = new ArrayList ();
private void ItemToggled (object sender, ToggledArgs args)
{
int column = columns.IndexOf (sender);
Gtk.TreeIter iter;
if (store.GetIterFromString (out iter, args.Path)) {
bool val = (bool) store.GetValue (iter, column);
store.SetValue (iter, column, !val);
}
}
private void AddColumns (TreeView treeView)
{
CellRendererText text;
CellRendererToggle toggle;
// column for holiday names
text = new CellRendererText ();
text.Xalign = 0.0f;
columns.Add (text);
TreeViewColumn column = new TreeViewColumn ("Holiday", text,
"text", Column.HolidayName);
treeView.InsertColumn (column, (int) Column.HolidayName);
// alex column
toggle = new CellRendererToggle ();
toggle.Xalign = 0.0f;
columns.Add (toggle);
toggle.Toggled += new ToggledHandler (ItemToggled);
column = new TreeViewColumn ("Alex", toggle,
"active", (int) Column.Alex,
"visible", (int) Column.Visible,
"activatable", (int) Column.World);
column.Sizing = TreeViewColumnSizing.Fixed;
column.FixedWidth = 50;
column.Clickable = true;
treeView.InsertColumn (column, (int) Column.Alex);
// havoc column
toggle = new CellRendererToggle ();
toggle.Xalign = 0.0f;
columns.Add (toggle);
toggle.Toggled += new ToggledHandler (ItemToggled);
column = new TreeViewColumn ("Havoc", toggle,
"active", (int) Column.Havoc,
"visible", (int) Column.Visible);
treeView.InsertColumn (column, (int) Column.Havoc);
column.Sizing = TreeViewColumnSizing.Fixed;
column.FixedWidth = 50;
column.Clickable = true;
// tim column
toggle = new CellRendererToggle ();
toggle.Xalign = 0.0f;
columns.Add (toggle);
toggle.Toggled += new ToggledHandler (ItemToggled);
column = new TreeViewColumn ("Tim", toggle,
"active", (int) Column.Tim,
"visible", (int) Column.Visible,
"activatable", (int) Column.World);
treeView.InsertColumn (column, (int) Column.Tim);
column.Sizing = TreeViewColumnSizing.Fixed;
column.FixedWidth = 50;
column.Clickable = true;
// owen column
toggle = new CellRendererToggle ();
toggle.Xalign = 0.0f;
columns.Add (toggle);
toggle.Toggled += new ToggledHandler (ItemToggled);
column = new TreeViewColumn ("Owen", toggle,
"active", (int) Column.Owen,
"visible", (int) Column.Visible);
treeView.InsertColumn (column, (int) Column.Owen);
column.Sizing = TreeViewColumnSizing.Fixed;
column.FixedWidth = 50;
column.Clickable = true;
// dave column
toggle = new CellRendererToggle ();
toggle.Xalign = 0.0f;
columns.Add (toggle);
toggle.Toggled += new ToggledHandler (ItemToggled);
column = new TreeViewColumn ("Dave", toggle,
"active", (int) Column.Dave,
"visible", (int) Column.Visible);
treeView.InsertColumn (column, (int) Column.Dave);
column.Sizing = TreeViewColumnSizing.Fixed;
column.FixedWidth = 50;
column.Clickable = true;
}
protected override bool OnDeleteEvent (Gdk.Event evt)
{
Destroy ();
return true;
}
private void CreateModel ()
{
// create tree store
store = new TreeStore (typeof (string),
typeof (bool),
typeof (bool),
typeof (bool),
typeof (bool),
typeof (bool),
typeof (bool),
typeof (bool));
// add data to the tree store
foreach (MyTreeItem month in toplevel) {
TreeIter iter = store.AppendValues (month.Label,
false,
false,
false,
false,
false,
false,
false);
foreach (MyTreeItem holiday in month.Children) {
store.AppendValues (iter,
holiday.Label,
holiday.Alex,
holiday.Havoc,
holiday.Tim,
holiday.Owen,
holiday.Dave,
true,
holiday.WorldHoliday);
}
}
}
// tree data
private static MyTreeItem[] january =
{
new MyTreeItem ("New Years Day", true, true, true, true, false, true, null ),
new MyTreeItem ("Presidential Inauguration", false, true, false, true, false, false, null ),
new MyTreeItem ("Martin Luther King Jr. day", false, true, false, true, false, false, null )
};
private static MyTreeItem[] february =
{
new MyTreeItem ( "Presidents' Day", false, true, false, true, false, false, null ),
new MyTreeItem ( "Groundhog Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Valentine's Day", false, false, false, false, true, true, null )
};
private static MyTreeItem[] march =
{
new MyTreeItem ( "National Tree Planting Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "St Patrick's Day", false, false, false, false, false, true, null )
};
private static MyTreeItem[] april =
{
new MyTreeItem ( "April Fools' Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Army Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Earth Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Administrative Professionals' Day", false, false, false, false, false, false, null )
};
private static MyTreeItem[] may =
{
new MyTreeItem ( "Nurses' Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "National Day of Prayer", false, false, false, false, false, false, null ),
new MyTreeItem ( "Mothers' Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Armed Forces Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Memorial Day", true, true, true, true, false, true, null )
};
private static MyTreeItem[] june =
{
new MyTreeItem ( "June Fathers' Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Juneteenth (Liberation of Slaves)", false, false, false, false, false, false, null ),
new MyTreeItem ( "Flag Day", false, true, false, true, false, false, null )
};
private static MyTreeItem[] july =
{
new MyTreeItem ( "Parents' Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Independence Day", false, true, false, true, false, false, null )
};
private static MyTreeItem[] august =
{
new MyTreeItem ( "Air Force Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Coast Guard Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Friendship Day", false, false, false, false, false, false, null )
};
private static MyTreeItem[] september =
{
new MyTreeItem ( "Grandparents' Day", false, false, false, false, false, true, null ),
new MyTreeItem ( "Citizenship Day or Constitution Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Labor Day", true, true, true, true, false, true, null )
};
private static MyTreeItem[] october =
{
new MyTreeItem ( "National Children's Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Bosses' Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Sweetest Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Mother-in-Law's Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Navy Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Columbus Day", false, true, false, true, false, false, null ),
new MyTreeItem ( "Halloween", false, false, false, false, false, true, null )
};
private static MyTreeItem[] november =
{
new MyTreeItem ( "Marine Corps Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Veterans' Day", true, true, true, true, false, true, null ),
new MyTreeItem ( "Thanksgiving", false, true, false, true, false, false, null )
};
private static MyTreeItem[] december =
{
new MyTreeItem ( "Pearl Harbor Remembrance Day", false, false, false, false, false, false, null ),
new MyTreeItem ( "Christmas", true, true, true, true, false, true, null ),
new MyTreeItem ( "Kwanzaa", false, false, false, false, false, false, null )
};
private static MyTreeItem[] toplevel =
{
new MyTreeItem ("January", false, false, false, false, false, false, january),
new MyTreeItem ("February", false, false, false, false, false, false, february),
new MyTreeItem ("March", false, false, false, false, false, false, march),
new MyTreeItem ("April", false, false, false, false, false, false, april),
new MyTreeItem ("May", false, false, false, false, false, false, may),
new MyTreeItem ("June", false, false, false, false, false, false, june),
new MyTreeItem ("July", false, false, false, false, false, false, july),
new MyTreeItem ("August", false, false, false, false, false, false, august),
new MyTreeItem ("September", false, false, false, false, false, false, september),
new MyTreeItem ("October", false, false, false, false, false, false, october),
new MyTreeItem ("November", false, false, false, false, false, false, november),
new MyTreeItem ("December", false, false, false, false, false, false, december)
};
// TreeItem structure
public class MyTreeItem
{
public string Label;
public bool Alex, Havoc, Tim, Owen, Dave;
public bool WorldHoliday; // shared by the European hackers
public MyTreeItem[] Children;
public MyTreeItem (string label, bool alex, bool havoc, bool tim,
bool owen, bool dave, bool worldHoliday,
MyTreeItem[] children)
{
Label = label;
Alex = alex;
Havoc = havoc;
Tim = tim;
Owen = owen;
Dave = dave;
WorldHoliday = worldHoliday;
Children = children;
}
}
// columns
public enum Column
{
HolidayName,
Alex,
Havoc,
Tim,
Owen,
Dave,
Visible,
World,
}
}
}