gtk-sharp[00 24 00 00 04 80 00 00 94 00 00 00 06 02 00 00 00 24 00 00 52 53 41 31 00 04 00 00 01 00 01 00 71 EB 6C 55 75 52 9C BF 72 44 F7 A6 EA 05 62 84 F9 EA E0 3B CF F2 CC 13 2C 9C 49 0A B3 09 EA B0 B5 6B CE 44 9D F5 03 D9 C0 A8 1E 52 05 85 CD BE 70 E2 FB 90 43 4B AC 04 FA 62 22 A8 00 98 B7 A1 A7 B3 AF 99 1A 41 23 24 BB 43 25 F6 B8 65 BB 64 EB F6 D1 C2 06 D5 73 2D DF BC 70 A7 38 9E E5 3E 0C 24 6E 32 79 74 1A D0 05 03 E4 98 42 E1 9B F3 7B 19 8B 40 21 26 CB 36 89 C2 EA 64 96 A4 7C B4]2.10.0.0Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.A widget used to choose from a list of items.
using System;
using Gtk;
class ComboBoxSample
{
static void Main ()
{
new ComboBoxSample ();
}
ComboBoxSample ()
{
Application.Init ();
Window win = new Window ("ComboBoxSample");
win.DeleteEvent += new DeleteEventHandler (OnWinDelete);
ComboBox combo = ComboBox.NewText ();
for (int i = 0; i < 5; i ++)
combo.AppendText ("item " + i);
combo.Changed += new EventHandler (OnComboBoxChanged);
win.Add (combo);
win.ShowAll ();
Application.Run ();
}
void OnComboBoxChanged (object o, EventArgs args)
{
ComboBox combo = o as ComboBox;
if (o == null)
return;
TreeIter iter;
if (combo.GetActiveIter (out iter))
Console.WriteLine ((string) combo.Model.GetValue (iter, 0));
}
void OnWinDelete (object obj, DeleteEventArgs args)
{
Application.Quit ();
}
}
Gtk.BinGtk.CellEditableGtk.CellLayoutMethodGtk.ComboBoxConvenience function which constructs a new text combo box, which is a just displaying strings.a If you use this function to create a text combo box, you should only manipulate its data source with the following convenience functions: , , and .MethodSystem.VoidDefault handler for the event.Override this method in a subclass to provide a default handler for the event.MethodSystem.VoidInserts at in the list of strings stored in .
An index to insert .
a to insert
You can only use this function with combo boxes constructed with .
MethodSystem.VoidPrepends to the list of strings stored in the .
a You can only use this function with combo boxes constructed with .
MethodSystem.VoidPops up the menu or dropdown list of .This function is mostly intended for use by accessibility technologies; applications should have little use for it.MethodSystem.VoidRemoves text at in the list of strings stored in .
a You can only use this function with combo boxes constructed with .
MethodSystem.BooleanGets the iter that points to the current active item, if it exists.
a a , if it exists.MethodSystem.VoidSets the current active item to be the one referenced by iter.
a MethodSystem.VoidHides the menu or dropdown list of this .This function is mostly intended for use by accessibility technologies; applications should have little use for it.MethodSystem.VoidAppends to the list of strings stored in .
a You can only use this function with combo boxes constructed with .
MethodSystem.VoidRe-inserts at .
a
a
Note that has already to be packed
into the combo box for this to function properly.
i
MethodSystem.VoidAdds the to the end of the combo box.
a
a
If is , then the
is allocated no more space than it needs. Any unused space is
divided evenly between cells for which is .
MethodSystem.VoidPacks the into the beginning of the combo box.
a
a
If is , then the
is allocated no more space than it needs. Any unused space is
divided evenly between cells for which is .
MethodSystem.Void
Adds an attribute mapping to the list in this combo box.
a
a , parameter on to be set from the value
a , column of the model to get a value from.
The is the column of the model to get a value from, and the is the
parameter on to be set from the value. So for example if column 2
of the model contains strings, you could have the "text" attribute of a
get its values from column 2.
MethodSystem.Void
Clears all existing attributes previously set with
.
a MethodSystem.VoidUnsets all the mappings on all renderers for this combo box.MethodSystem.VoidSets a data function to use for the combo box.
a
a
The data function
is used instead of the standard attributes mapping for setting the
column value, and should set the value of the cell renderer
as appropriate. may be to remove an older one.
ConstructorInternal constructor
a System.Obsolete(Message=null, IsError=False)ConstructorInternal constructor
a ConstructorDefault constructor
Gtk.ComboBox cb = new ComboBox();
cb.Clear();
CellRendererText cell = new CellRendererText();
cb.PackStart(cell, false);
cb.AddAttribute(cell, "text", 0);
ListStore store = new ListStore(typeof (string));
cb.Model = store;
store.AppendValues ("Hello");
store.AppendValues ("Gtk");
store.AppendValues ("ComboBox");
ConstructorCreates a new that uses
a PropertyGLib.GTypeGType Propertya Returns the native GLib.GType value for Combo.PropertySystem.Int32Wrap width for laying out the items in a grid.a
Allowed values: >= 0
Default value: 0
GLib.Property(Name="wrap-width")PropertySystem.Int32The column with column span information.a The column span column contains integers which indicate how many columns an item should span.GLib.Property(Name="column-span-column")PropertySystem.Int32The index of the currently active item.a -1 if there is no active item.GLib.Property(Name="active")PropertySystem.Int32The column with row span informationa The row span column contains integers which indicate how many rows an item should span.GLib.Property(Name="row-span-column")PropertyGtk.TreeModelThe which is acting as data source for the .a Will unset a previously set model (if applicable). If model is , then it will unset the model.
setting the model does not clear the cell renderers, you have to call yourself if you need to set up different cell renderers for the new model.
GLib.Property(Name="model")EventSystem.EventHandlerEmitted when the selected item is changed.GLib.Signal(CName="changed")MethodSystem.VoidSystem.ParamArraySets the attribute to column bindings for a renderer.
a
a The array should consist of pairs of attribute name and column indexes.PropertySystem.BooleanTo be addeda To be addedGLib.Property(Name="has-frame")PropertySystem.BooleanTo be addeda To be addedGLib.Property(Name="add-tearoffs")PropertySystem.BooleanTo be addeda To be addedGLib.Property(Name="focus-on-click")PropertyAtk.ObjectTo be addeda To be addedPropertySystem.StringThe currently active string in .a if no active item is selected.
You can only use this function with combo boxes constructed with .
EventSystem.EventHandlerTo be addedTo be addedGLib.Signal(CName="editing_done")EventSystem.EventHandlerTo be addedTo be addedGLib.Signal(CName="remove_widget")PropertyGtk.TreeViewRowSeparatorFuncCallback function to indicate whether or not a given row of the combo box should be rendered as a separator.a MethodSystem.VoidTo be addedTo be addedMethodSystem.VoidTo be addedTo be addedMethodSystem.VoidTo be added
a To be addedMethodSystem.VoidDefault handler for the event.Override this method in a subclass to provide a default handler for the event.MethodSystem.VoidDefault handler for the event.Override this method in a subclass to provide a default handler for the event.Constructor
A list of string values for the combo entries.
Creates a Combo box from a list of values.PropertyGLib.Property(Name="tearoff-title")System.StringA title to display when the popup is torn off.defaults to .PropertyGLib.Property(Name="popup-shown")System.BooleanIndicates if the popup is currently visible.if the popup is visible.