///
/// Copyright © 2003-2008 JetBrains s.r.o.
/// You may distribute under the terms of the GNU General Public License, as published by the Free Software Foundation, version 2 (see License.txt in the repository root folder).
///
using System;
using System.ComponentModel;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Reflection;
using System.Windows.Forms;
using JetBrains.Omea.Base;
using JetBrains.Omea.GUIControls;
using JetBrains.Omea.GUIControls.MshtmlBrowser;
using JetBrains.Omea.HTML;
using JetBrains.Omea.OpenAPI;
namespace JetBrains.Omea.Notes
{
public class NoteEditor : AbstractEditPane, IContextProvider
{
public const string _DefaultTitle = "New Note";
private MshtmlEdit _htmled;
private Label _subject;
private JetTextBox _txtTitle;
private RichEditToolbar _toolbar;
private Panel _panelSubject;
private Panel _panelBody;
private Panel _panelCategories;
private CategoriesSelector _selector;
private IResource _item;
private IResource _linkedFlag;
private Container components = null;
///
/// True if we have edited the title, False otherwise.
/// Also used to determine whether we use the editor contents or the
/// source LongBody property when sending the item.
///
protected bool _dirty = false;
///
/// Initializes the object.
///
public NoteEditor()
{
InitializeComponentSelf();
_toolbar.ContextProvider = this;
}
/// An item that provides the base text for editing the note.
public override void EditResource( IResource item )
{
_item = item;
_linkedFlag = _item.GetLinkProp( "Flag" );
// Populate the editing fields with initial values
string title = _item.GetPropText( Core.Props.Subject );
string body = _item.GetPropText( Core.Props.LongBody );
_txtTitle.Text = title;
_selector.Resource = _item;
WebSecurityContext _ctx;
_ctx = WebSecurityContext.Restricted;
_ctx.WorkOffline = true;
_ctx.ShowPictures = true;
_htmled.SetHtml( "\n\n" + body + "\n\n\n", _ctx );
// Do not mark as dirty the existing note so that immediate "Esc"
// does not cause extra confirmation.
string defTitle = "New " + Core.ResourceStore.ResourceTypes[ "Note" ].DisplayName;
_dirty = (title != defTitle || body.Length != 0);
}
///
/// Clean up any resources being used.
///
protected override void Dispose( bool disposing )
{
if( disposing )
{
if( components != null )
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Visual Init
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponentSelf()
{
_subject = new Label();
_txtTitle = new JetTextBox();
// _toolbar = new RichEditToolbarFull();
_toolbar = new RichEditToolbar();
_htmled = new MshtmlEdit();
_panelSubject = new Panel();
_panelBody = new Panel();
_panelCategories = new Panel();
_selector = new CategoriesSelector();
SuspendLayout();
//
// _panelSubject
//
_panelSubject.Location = new Point( 0, 0 );
_panelSubject.Size = new Size( 800, 30 );
_panelSubject.Controls.Add( _subject );
_panelSubject.Controls.Add( _txtTitle );
_panelSubject.Dock = DockStyle.Top;
//
// _subject
//
_subject.Location = new Point( 4, 7 );
_subject.Name = "_subject";
_subject.TabStop = false;
_subject.Text = "&Subject:";
_subject.Size = new Size(65, 25);
//
// _txtTitle
//
_txtTitle.Location = new Point( 80, 4 );
_txtTitle.Size = new Size( 700, 25 );
_txtTitle.Name = "_txtTitle";
_txtTitle.TabStop = false;
_txtTitle.Text = "";
_txtTitle.TextChanged += OnTitleChanged;
_txtTitle.KeyDown += OnEditorKeyDown;
//
// _htmled
//
_htmled.Name = "_htmled";
_htmled.TabIndex = 1;
_htmled.Dock = DockStyle.Fill;
_htmled.add_KeyDown( new KeyEventHandler( OnEditorKeyDown ) );
_htmled.add_PropertyChanged( new EventHandler( OnPropChanged ) );
_htmled.add_PasteHandler( new EventHandler( OnPropChanged ) );
//
// _toolbar
//
// _toolbar.DropDownArrows = true;
_toolbar.Location = new Point( 36, 0 );
_toolbar.Name = "_toolbar";
_toolbar.TabStop = false;
_toolbar.Dock = DockStyle.Top;
//
// _panelBody
//
_panelBody.BorderStyle = BorderStyle.Fixed3D;
_panelBody.Controls.Add( _htmled );
_panelBody.Controls.Add( _toolbar );
_panelBody.Dock = DockStyle.Fill;
_panelBody.Name = "_panelBody";
_panelBody.TabIndex = 1;
//
// _panelCategories
//
_panelCategories.Controls.Add( _selector );
_panelCategories.BorderStyle = BorderStyle.Fixed3D;
_panelCategories.Size = new Size( 800, 40 );
_panelCategories.Dock = DockStyle.Bottom;
_panelCategories.Name = "_panelCategories";
_panelCategories.TabIndex = 2;
//
// _selector
//
_selector.Dock = DockStyle.Fill;
_selector.Location = new Point(0, 0);
_selector.Name = "_selector";
_selector.Size = new Size(320, 40);
_selector.TabIndex = 3;
//
// NoteComposer
//
ClientSize = new Size( 800, 600 );
Controls.Add( _panelBody );
Controls.Add( _panelCategories );
Controls.Add( _panelSubject );
ParentChanged += NoteEditor_ParentChanged;
Name = "NoteComposer";
Text = "Edit a Note";
ResumeLayout( false );
}
#endregion
///
/// Submits the blog posting to blog server using the extension that is controlled by this instance of composer.
///
public override void Save()
{
_htmled.Focus();
string oldSubject = _item.GetPropText( Core.Props.Subject );
string oldBody = _item.GetPropText( Core.Props.LongBody );
ResourceProxy proxy = new ResourceProxy( _item );
try
{
proxy.BeginUpdate();
if( !String.IsNullOrEmpty( _txtTitle.Text ) )
proxy.SetProp( Core.Props.Subject, _txtTitle.Text );
proxy.SetProp( Core.Props.Date, DateTime.Now );
proxy.SetProp( Core.Props.LongBodyIsHTML, true );
IResource wsp = Core.WorkspaceManager.ActiveWorkspace;
if( wsp != null )
{
proxy.SetProp( "WorkspaceVisible", wsp );
}
_htmled.Focus();
proxy.SetProp( Core.Props.LongBody, _htmled.ManagedHtmlDocument.Body.InnerHtml );
}
finally
{
proxy.EndUpdate();
}
if ( oldSubject != _item.GetPropText( Core.Props.Subject ) ||
oldBody != _item.GetPropText( Core.Props.LongBody ) )
{
Core.TextIndexManager.QueryIndexing( _item.Id );
}
}
public override void Cancel()
{
if( _linkedFlag == null )
new ResourceProxy( _item ).DeleteLinks( "Flag" );
else
new ResourceProxy( _item ).SetProp( "Flag", _linkedFlag );
}
private void OnTitleChanged( object sender, EventArgs e )
{
_dirty = true;
}
///
/// A key has been pressed in the MSHTML editor control.
///
protected void OnEditorKeyDown( object sender, KeyEventArgs e )
{
// Ctrl+Enter / Alt+S means Submit
if(( e.KeyData == (Keys.Enter | Keys.Control) ) || ( e.KeyData == (Keys.S | Keys.Alt) ))
{
Form form = FindForm();
Save();
Core.UserInterfaceAP.QueueJob( new MethodInvoker( form.Close ) );
Core.ResourceBrowser.RedisplaySelectedResource();
e.Handled = true;
}
else if( e.KeyData == Keys.Escape )
{
Form form = FindForm();
Core.UserInterfaceAP.QueueJob( new MethodInvoker( form.CancelButton.PerformClick ) );
e.Handled = true;
}
}
protected void OnPropChanged( object sender, EventArgs e )
{
if( !_dirty )
{
String inner = _htmled.Html;
if( !String.IsNullOrEmpty( inner ))
{
MessageBox.Show( "OPS" );
}
}
}
protected void OnPaste( object sender, EventArgs e )
{
if( !_dirty )
{
string body = _htmled.Html;
string title = "";
StringReader reader = new StringReader( body );
using (HTMLParser parser = new HTMLParser( reader, true ) )
{
while( !parser.Finished )
{
string fragment = parser.ReadNextFragment();
if (fragment.Length > 0)
{
if( parser.InHeading )
title += fragment;
else
if( title.Length > 0 )
break;
}
}
}
if( title.Length > 0 )
_subject.Text = title;
}
}
private void NoteEditor_ParentChanged(object sender, EventArgs e)
{
Control parent = Parent;
if( parent != null )
{
while( !( parent is Form ))
{
parent = parent.Parent;
}
Assembly theAsm = Assembly.GetExecutingAssembly();
Form form = FindForm();
form.Icon = new Icon( theAsm.GetManifestResourceStream( "NotesPlugin.Icons.Note.ico" ) );
}
}
#region IContextProvider Members
public IActionContext GetContext( ActionContextKind kind )
{
ActionContext context = new ActionContext( ActionContextKind.Toolbar, this, Core.ResourceBrowser.SelectedResources );
context.SetSelectedText( _htmled.SelectedHtml, _htmled.SelectedText, TextFormat.Html );
context.SetCommandProcessor( _htmled );
context.SetOwnerForm( FindForm() );
return context;
}
#endregion
}
}