Esempio n. 1
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        private bool ShowDialogInternal(ref BrowseInfo bi)
        {
            bi.title       = title;
            bi.displayname = new string('\0', 260);
            bi.callback    = new BrowseCallBackProc(this.CallBack);
            bi.flags       = (int)flags;

            //Free any old pidls
            if (pidlReturned != IntPtr.Zero)
            {
                UnManagedMethods.SHMemFree(pidlReturned);
            }

            bool ret = (pidlReturned = UnManagedMethods.SHBrowseForFolder(ref bi)) != IntPtr.Zero;

            if (ret)
            {
                displayName = bi.displayname;
            }

            //Reset the handle
            handle = IntPtr.Zero;

            return(ret);
        }
Esempio n. 2
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 protected override void Dispose(bool disposing)
 {
     if (pidlReturned != IntPtr.Zero)
     {
         UnManagedMethods.SHMemFree(pidlReturned);
         pidlReturned = IntPtr.Zero;
     }
 }
Esempio n. 3
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        /// <summary>
        /// Expand a path in the folder
        /// </summary>
        /// <param name="path">The path to expand</param>
        public void SetExpanded(string path)
        {
            IntPtr strptr = Marshal.StringToHGlobalUni(path);

            UnManagedMethods.SendMessage(handle, BFFM_SETEXPANDED, new IntPtr(1), strptr);

            Marshal.FreeHGlobal(strptr);
        }
Esempio n. 4
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        /// <summary>
        /// Enables or disables the ok button
        /// </summary>
        /// <param name="bEnable">true to enable false to diasble the OK button</param>
        public void EnableOkButton(bool bEnable)
        {
            if (handle == IntPtr.Zero)
            {
                throw new InvalidOperationException();
            }

            IntPtr lp = bEnable ? new IntPtr(1) : IntPtr.Zero;

            UnManagedMethods.SendMessage(handle, BFFM_ENABLEOK, IntPtr.Zero, lp);
        }
Esempio n. 5
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        /// <summary>
        /// Sets the text of the OK button in the dialog
        /// </summary>
        /// <param name="text">New text of the OK button</param>
        public void SetOkButtonText(string text)
        {
            if (handle == IntPtr.Zero)
            {
                throw new InvalidOperationException();
            }

            IntPtr strptr = Marshal.StringToHGlobalUni(text);

            UnManagedMethods.SendMessage(handle, BFFM_SETOKTEXT, new IntPtr(1), strptr);

            Marshal.FreeHGlobal(strptr);
        }
Esempio n. 6
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        /// <summary>
        /// Sets the text of the staus area of the folder dialog
        /// </summary>
        /// <param name="text">Text to set</param>
        public void SetStatusText(string text)
        {
            if (handle == IntPtr.Zero)
            {
                throw new InvalidOperationException();
            }

            int    msg    = (Environment.OSVersion.Platform == PlatformID.Win32NT) ? BFFM_SETSTATUSTEXTW : BFFM_SETSTATUSTEXTA;
            IntPtr strptr = Marshal.StringToHGlobalAuto(text);

            UnManagedMethods.SendMessage(handle, msg, IntPtr.Zero, strptr);

            Marshal.FreeHGlobal(strptr);
        }
Esempio n. 7
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        /// <summary>
        /// Sets the selection the text specified
        /// </summary>
        /// <param name="newsel">The path of the folder which is to be selected</param>
        public void SetSelection(string newsel)
        {
            if (handle == IntPtr.Zero)
            {
                throw new InvalidOperationException();
            }

            int msg = (Environment.OSVersion.Platform == PlatformID.Win32NT) ? BFFM_SETSELECTIONA : BFFM_SETSELECTIONW;

            IntPtr strptr = Marshal.StringToHGlobalAuto(newsel);

            UnManagedMethods.SendMessage(handle, msg, new IntPtr(1), strptr);

            Marshal.FreeHGlobal(strptr);
        }
Esempio n. 8
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 public void Dispose()
 {
     UnManagedMethods.SHMemFree(pidlNewSelect);
 }