119 lines
3.2 KiB
C#
119 lines
3.2 KiB
C#
// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (c) 2004 Novell, Inc.
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//
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// Authors:
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// Peter Bartok pbartok@novell.com
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//
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using System.ComponentModel;
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namespace System.Windows.Forms {
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public class ApplicationContext : IDisposable
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{
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#region Local Variables
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Form main_form;
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object tag;
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bool thread_exit_raised;
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#endregion // Local Variables
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#region Public Constructors & Destructors
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public ApplicationContext() : this(null) {
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}
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public ApplicationContext(Form mainForm) {
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MainForm = mainForm; // Use property to get event handling setup
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}
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~ApplicationContext() {
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this.Dispose(false);
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}
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#endregion // Public Constructors & Destructors
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#region Public Instance Properties
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public Form MainForm {
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get {
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return main_form;
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}
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set {
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if (main_form != value) {
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// Catch when the form is destroyed so we can fire OnMainFormClosed
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if (main_form != null) {
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main_form.HandleDestroyed -= new EventHandler(OnMainFormClosed);
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}
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main_form = value;
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if (main_form != null) {
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main_form.HandleDestroyed += new EventHandler(OnMainFormClosed);
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}
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}
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}
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}
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[BindableAttribute (true)]
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[DefaultValue (null)]
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[LocalizableAttribute (false)]
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[TypeConverterAttribute (typeof(StringConverter))]
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public Object Tag {
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get { return tag; }
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set { tag = value; }
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}
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#endregion // Public Instance Properties
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#region Public Instance Methods
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public void Dispose() {
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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public void ExitThread() {
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ExitThreadCore();
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}
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#endregion // Public Instance Methods
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#region Protected Instance Methods
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protected virtual void Dispose(bool disposing) {
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MainForm = null;
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tag = null;
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}
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protected virtual void ExitThreadCore() {
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if (Application.MWFThread.Current.Context == this)
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XplatUI.PostQuitMessage(0);
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if (!thread_exit_raised && ThreadExit != null) {
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thread_exit_raised = true;
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ThreadExit(this, EventArgs.Empty);
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}
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}
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protected virtual void OnMainFormClosed(object sender, EventArgs e) {
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if (!MainForm.RecreatingHandle)
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ExitThreadCore();
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}
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#endregion // Public Instance Methods
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#region Events
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public event EventHandler ThreadExit;
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#endregion // Events
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}
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}
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