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Viewing changes to src/addins/WindowsPlatform/Dialogs/WinFormsRoot.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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src/addins/WindowsPlatform/Dialogs/WinFormsRoot.cs
 
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using System;
 
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using System.ComponentModel;
 
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using System.Collections.Generic;
 
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using System.Text;
 
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using System.Windows.Forms;
 
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using System.Drawing;
 
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using CustomControls.OS;
 
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namespace MonoDevelop.Platform
 
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{
 
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    class WinFormsRoot : Form
 
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    {
 
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                // From OpenFileDialogEx.cs
 
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                private SetWindowPosFlags UFLAGSHIDE =     
 
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                        SetWindowPosFlags.SWP_NOACTIVATE |
 
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                        SetWindowPosFlags.SWP_NOOWNERZORDER |
 
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                        SetWindowPosFlags.SWP_NOMOVE |
 
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                        SetWindowPosFlags.SWP_NOSIZE | 
 
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                        SetWindowPosFlags.SWP_HIDEWINDOW;
 
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                IDisposable nativeDialogWindow;         
 
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                bool watchForActivate;
 
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        public WinFormsRoot()
 
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        {
 
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            this.Text = "";
 
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            this.StartPosition = FormStartPosition.Manual;
 
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            this.Location = new Point(-32000, -32000);
 
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            this.ShowInTaskbar = false;
 
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            this.Icon = MonoDevelopIcon; // Icon is inherited to FileDialog objects
 
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            Show();
 
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                        Win32.SetWindowPos(Handle, IntPtr.Zero, 0, 0, 0, 0, UFLAGSHIDE);
 
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                        watchForActivate = true;
 
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        }
 
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        public static readonly Icon MonoDevelopIcon = LoadMonoDevelopIcon ();
 
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        static Icon LoadMonoDevelopIcon ()
 
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        {
 
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            // IconSize.Dnd seems to be the best match for Form.Icon
 
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            var pixbuf = MonoDevelop.Ide.ImageService.GetPixbuf ("md-monodevelop", Gtk.IconSize.Dnd);
 
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            return new Icon (new System.IO.MemoryStream (pixbuf.SaveToBuffer ("ico")));
 
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        }
 
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                protected override void OnClosing (CancelEventArgs args)
 
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                {
 
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                        base.OnClosing (args);
 
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                        if (nativeDialogWindow != null)
 
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                                nativeDialogWindow.Dispose ();
 
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                }
 
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        protected override void WndProc(ref Message m)
 
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        {       
 
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                        if (m.Msg == (int)Msg.WM_ACTIVATE && watchForActivate) {
 
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                                watchForActivate = false;
 
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                                nativeDialogWindow = new NativeDialogWindow (m.LParam);
 
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                        }
 
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            base.WndProc(ref m);
 
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        }
 
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                // The CommonDialog's Form Handle
 
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                class NativeDialogWindow : NativeWindow, IDisposable
 
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                {
 
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                        IntPtr handle;
 
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                        public NativeDialogWindow (IntPtr handle)
 
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                        {
 
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                                this.handle = handle;
 
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                                AssignHandle (handle);
 
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                        }
 
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                        public void Dispose ()
 
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                        {
 
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                                ReleaseHandle ();
 
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                        }
 
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                        protected override void WndProc (ref Message m)
 
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                        {                                       
 
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                                /* Disable the handling of the pending events of the
 
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                                 * MD's UI thread, as we are running them in a separated thread now,
 
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                                 * but leave them here since we may need them when/if the MD's Main
 
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                                 * method is marked with the STAThread attribute.
 
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                                switch (m.Msg) {
 
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                                        case (int) Msg.WM_ENTERIDLE:
 
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                                        case (int) Msg.WM_WINDOWPOSCHANGED:
 
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                                                MonoDevelop.Ide.DispatchService.RunPendingEvents ();
 
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                                                break;
 
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                                }
 
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                                 */
 
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                                base.WndProc (ref m);
 
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                        }
 
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                }
 
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    }
 
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    class WinFormsRunner
 
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    {
 
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        bool firstRun = true;
 
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        EventHandler action;
 
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        public void Run(EventHandler action)
 
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        {
 
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            this.action = action;
 
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            Application.Idle += WinFormsIdle;
 
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            Application.Run();
 
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            Application.Idle -= WinFormsIdle;
 
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        }
 
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        void WinFormsIdle(object sender, EventArgs e)
 
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        {
 
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            if (firstRun)
 
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            {
 
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                firstRun = false;
 
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                action(null, null);
 
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            }
 
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            else
 
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                MonoDevelop.Ide.DispatchService.RunPendingEvents();
 
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        }
 
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    }
 
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}