120 lines
2.9 KiB
C#
120 lines
2.9 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) 2008 Novell, Inc.
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//
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//Authors:
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// Andreia Gaita (avidigal@novell.com)
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//
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using System;
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using System.Runtime.InteropServices;
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namespace Mono.Mozilla
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{
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internal class UniString : IDisposable
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{
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[StructLayout(LayoutKind.Sequential)]
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class nsStringContainer {
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IntPtr v;
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IntPtr d1;
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uint d2;
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IntPtr d3;
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}
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private bool disposed = false;
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private nsStringContainer unmanagedContainer;
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private HandleRef handle;
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private string str = String.Empty;
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private bool dirty;
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public UniString(string value)
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{
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unmanagedContainer = new nsStringContainer ();
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IntPtr p = Marshal.AllocHGlobal (Marshal.SizeOf (typeof (nsStringContainer)));
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Marshal.StructureToPtr (unmanagedContainer, p, false);
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handle = new HandleRef (typeof (nsStringContainer), p);
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Base.gluezilla_StringContainerInit (handle);
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String = value;
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}
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~UniString ()
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{
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Dispose (false);
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}
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#region IDisposable Members
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protected virtual void Dispose (bool disposing)
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{
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if (!disposed) {
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if (disposing) {
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Base.gluezilla_StringContainerFinish (handle);
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Marshal.FreeHGlobal (handle.Handle);
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}
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disposed = true;
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}
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}
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public void Dispose ()
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{
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Dispose (true);
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GC.SuppressFinalize (this);
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}
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#endregion
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public HandleRef Handle {
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get {
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dirty = true;
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return handle;
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}
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}
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public string String {
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get {
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if (dirty) {
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IntPtr buf;
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bool term;
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Base.gluezilla_StringGetData (handle, out buf, out term);
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str = Marshal.PtrToStringUni (buf);
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dirty = false;
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}
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return str;
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}
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set {
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if (str != value) {
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str = value;
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Base.gluezilla_StringSetData (handle, str, (uint)str.Length);
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}
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}
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}
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public int Length {
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get { return String.Length; }
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}
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public override string ToString ()
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{
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return String;
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}
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}
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}
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