extensions/manticore/browser/browserwindow.cs

   1 /* -*- Mode: C#; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  *
   3  * ***** BEGIN LICENSE BLOCK *****
   4  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version
   7  * 1.1 (the "License"); you may not use this file except in compliance with
   8  * the License. You may obtain a copy of the License at
   9  * http://www.mozilla.org/MPL/
  10  *
  11  * Software distributed under the License is distributed on an "AS IS" basis,
  12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13  * for the specific language governing rights and limitations under the
  14  * License.
  15  *
  16  * The Original Code is Manticore.
  17  *
  18  * The Initial Developer of the Original Code is
  19  * Silverstone Interactive.
  20  * Portions created by the Initial Developer are Copyright (C) 2001
  21  * the Initial Developer. All Rights Reserved.
  22  *
  23  * Contributor(s):
  24  *   Ben Goodger <ben@netscape.com>
  25  *
  26  * Alternatively, the contents of this file may be used under the terms of
  27  * either the GNU General Public License Version 2 or later (the "GPL"), or
  28  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  29  * in which case the provisions of the GPL or the LGPL are applicable instead
  30  * of those above. If you wish to allow use of your version of this file only
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  32  * use your version of this file under the terms of the MPL, indicate your
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  35  * the provisions above, a recipient may use your version of this file under
  36  * the terms of any one of the MPL, the GPL or the LGPL.
  37  *
  38  * ***** END LICENSE BLOCK ***** */
  39
  40 namespace Silverstone.Manticore.Browser
  41 {
  42   using System;
  43   using System.ComponentModel;
  44   using System.Drawing;
  45   using System.Windows.Forms;
  46   using System.Net;
  47
  48   using Silverstone.Manticore.Core;
  49   using Silverstone.Manticore.App;
  50   using Silverstone.Manticore.Toolkit;
  51   using Silverstone.Manticore.Layout;
  52   using Silverstone.Manticore.Bookmarks;
  53
  54   public class BrowserWindow : ManticoreWindow, IController
  55   {
  56     private MenuBuilder mMenuBuilder;
  57     private BrowserToolbarBuilder mToolbarBuilder;
  58
  59     private LocationBar mLocationBar;
  60
  61     private WebBrowser mWebBrowser;
  62     public WebBrowser WebBrowser
  63     {
  64       get
  65       {
  66         return mWebBrowser;
  67       }
  68     }
  69
  70     private StatusBar mStatusBar;
  71     private StatusBarPanel mProgressMeter;
  72     private StatusBarPanel mStatusPanel;
  73
  74     private String mSessionURL = "";
  75
  76     /// <summary>
  77     /// Webpage Title
  78     /// </summary>
  79     private String mTitle = "";
  80
  81     public BrowserWindow()
  82     {
  83       Init();
  84     }
  85
  86     public BrowserWindow(String aURL)
  87     {
  88       mSessionURL = aURL;
  89
  90       Init();
  91     }
  92
  93     protected void Init()
  94     {
  95       mType = "BrowserWindow";
  96
  97       // Set up UI
  98       InitializeComponent();
  99
 100       base.Init();
 101     }
 102
 103     private void InitializeComponent()
 104     {
 105       // XXX read these from a settings file
 106       this.Width = 640;
 107       this.Height = 480;
 108
 109       this.Text = "Manticore"; // XXX localize
 110
 111       mMenuBuilder = new MenuBuilder("browser\\browser-menu.xml", this);
 112       mMenuBuilder.Build();
 113       mMenuBuilder.OnCommand += new EventHandler(OnMenuCommand);
 114
 115       // Show the resize handle
 116       this.SizeGripStyle = SizeGripStyle.Auto;
 117
 118       // Set up the Status Bar
 119       mStatusBar = new StatusBar();
 120
 121       StatusBarPanel docStatePanel = new StatusBarPanel();
 122       mStatusPanel = new StatusBarPanel();
 123       mProgressMeter = new StatusBarPanel();
 124       StatusBarPanel zonePanel = new StatusBarPanel();
 125
 126       docStatePanel.Text = "X";
 127       zonePanel.Text = "Internet Region";
 128       mStatusPanel.Text = "Document Done";
 129       mStatusPanel.AutoSize = StatusBarPanelAutoSize.Spring;
 130
 131
 132       mStatusBar.Panels.AddRange(new StatusBarPanel[] {docStatePanel, mStatusPanel, mProgressMeter, zonePanel});
 133       mStatusBar.ShowPanels = true;
 134
 135       this.Controls.Add(mStatusBar);
 136
 137       mToolbarBuilder = new BrowserToolbarBuilder("browser\\browser-toolbar.xml", this);
 138
 139       mLocationBar = new LocationBar();
 140       mLocationBar.Top = mToolbarBuilder.Bounds.Top + mToolbarBuilder.Bounds.Height;
 141       mLocationBar.Left = 0;
 142       mLocationBar.Width = ClientRectangle.Width;
 143       mLocationBar.Anchor = AnchorStyles.Left | AnchorStyles.Right | AnchorStyles.Top;
 144       mLocationBar.LocationBarCommit += new LocationBar.LocationBarEventHandler(OnLocationCommit);
 145       mLocationBar.LocationBarModified += new LocationBar.LocationBarEventHandler(OnLocationModified);
 146       this.Controls.Add(mLocationBar);
 147
 148       mWebBrowser = new WebBrowser(this);
 149       mWebBrowser.Dock = DockStyle.Bottom;
 150       mWebBrowser.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
 151       mWebBrowser.Top = mLocationBar.Top + mLocationBar.Height;
 152       mWebBrowser.Width = ClientRectangle.Width;
 153       mWebBrowser.Height = ClientRectangle.Height - mWebBrowser.Top - mStatusBar.Height;
 154       this.Controls.Add(mWebBrowser);
 155
 156       // Start Page handler
 157       this.VisibleChanged += new EventHandler(LoadStartPage);
 158     }
 159
 160     ///////////////////////////////////////////////////////////////////////////
 161     // URL Loading
 162
 163     /// <summary>
 164     /// The currently loaded document's URL.
 165     /// </summary>
 166     public String URL
 167     {
 168       get {
 169         return mWebBrowser.URL;
 170       }
 171     }
 172
 173     public void LoadURL(String aURL)
 174     {
 175       mUpdatedURLBar = false;
 176       mWebBrowser.LoadURL(aURL, false);
 177     }
 178
 179     protected bool mShouldLoadHomePage = true;
 180     public bool ShouldLoadHomePage
 181     {
 182       get
 183       {
 184         return mShouldLoadHomePage;
 185       }
 186       set
 187       {
 188         if (value != mShouldLoadHomePage)
 189           mShouldLoadHomePage = value;
 190       }
 191     }
 192
 193     private void LoadStartPage(object sender, EventArgs e)
 194     {
 195       if (!mShouldLoadHomePage)
 196         return;
 197
 198       int startMode = ServiceManager.Preferences.GetIntPref("browser.homepage.mode");
 199       switch (startMode) {
 200       case 0:
 201         // Don't initialize jack.
 202         break;
 203       case 1:
 204         // Load the homepage
 205         mWebBrowser.GoHome();
 206         break;
 207       case 2:
 208         // Load the session document.
 209         mWebBrowser.LoadURL(mSessionURL, false);
 210         break;
 211       }
 212     }
 213
 214     ///////////////////////////////////////////////////////////////////////////
 215     // Location Bar
 216     protected void OnLocationCommit(Object aSender, LocationBarEventArgs aLbea)
 217     {
 218       string url = ServiceManager.Bookmarks.ResolveKeyword(aLbea.Text);
 219       if (url == "")
 220         url = aLbea.Text;
 221
 222       mUserTyped = false;
 223       LoadURL(url);
 224     }
 225
 226     protected bool mUserTyped = false;
 227     protected bool mUpdatedURLBar = false;
 228     protected void OnLocationModified(Object aSender, LocationBarEventArgs aLbea)
 229     {
 230       mUserTyped = true;
 231     }
 232
 233     ///////////////////////////////////////////////////////////////////////////
 234     // Window Creation
 235     public static BrowserWindow OpenBrowser()
 236     {
 237       BrowserWindow window = new BrowserWindow();
 238       window.Show();
 239       return window;
 240     }
 241
 242     public static BrowserWindow OpenBrowserWithURL(String aURL)
 243     {
 244       BrowserWindow window = new BrowserWindow(aURL);
 245       window.Show();
 246       return window;
 247     }
 248
 249     ///////////////////////////////////////////////////////////////////////////
 250     // Menu Command Handlers
 251
 252     public void Open()
 253     {
 254       OpenDialog dlg = new OpenDialog();
 255       if (dlg.ShowDialog() == DialogResult.OK)
 256         mWebBrowser.LoadURL(dlg.URL, false);
 257     }
 258
 259     public void SavePageAs()
 260     {
 261       SaveFileDialog dlg = new SaveFileDialog();
 262       dlg.AddExtension = true;
 263       dlg.InitialDirectory = FileLocator.GetFolderPath(FileLocator.SpecialFolders.ssfPERSONAL); // XXX persist this.
 264
 265       // XXX I want to point out that this is a really lame hack. We need
 266       //     a URL parser (not a URI parser, a URL parser).
 267       string name = mTitle.Replace("\"", "'");
 268       name = name.Replace("*", " ");
 269       name = name.Replace(":", " ");
 270       name = name.Replace("?", " ");
 271       name = name.Replace("<", "(");
 272       name = name.Replace(">", ")");
 273       name = name.Replace("\\", "-");
 274       name = name.Replace("/", "-");
 275       name = name.Replace("|", "-");
 276       dlg.FileName = name;
 277
 278       dlg.Title = "Save Page As...";
 279       dlg.ValidateNames = true;
 280       dlg.OverwritePrompt = true;
 281
 282       WebRequest req = WebRequest.Create(mWebBrowser.URL);
 283       WebResponse resp = req.GetResponse();
 284       string contentType = resp.ContentType;
 285       switch (contentType)
 286       {
 287         case "text/html":
 288         case "text/xhtml":
 289           dlg.Filter = "Web Page, complete (*.htm;*.html)|*.htm*|Web Page, HTML only (*.htm;*.html)|*.htm*|Text only (*.txt)|*.txt";
 290           dlg.DefaultExt = "html";
 291           break;
 292         default:
 293           string extension = MIMEService.GetExtensionForMIMEType(contentType);
 294           string description = MIMEService.GetDescriptionForMIMEType(contentType);
 295           description += " (*" + extension + ")";
 296           dlg.Filter = description + "|*" + extension + "|All Files (*.*)|*.*";
 297           dlg.DefaultExt = extension.Substring(1, extension.Length-1);
 298           break;
 299       }
 300
 301       dlg.FileOk += new CancelEventHandler(OnSavePageAsOK);
 302       dlg.ShowDialog();
 303     }
 304
 305     public void OnSavePageAsOK(Object sender, CancelEventArgs e)
 306     {
 307       if (e.Cancel != true)
 308       {
 309         SaveFileDialog dlg = sender as SaveFileDialog;
 310         Console.WriteLine("{0}", dlg.FileName);
 311       }
 312     }
 313
 314     public void Quit()
 315     {
 316       ManticoreApp app = ServiceManager.App;
 317       app.Quit();
 318     }
 319
 320     public Object currentLayoutEngine
 321     {
 322       get {
 323         return mWebBrowser.currentLayoutEngine;
 324       }
 325     }
 326
 327     private int previousProgress = 0;
 328     public void OnProgress(int aProgress, int aProgressMax)
 329     {
 330       if (aProgress > 0 && aProgress > previousProgress) {
 331         int percentage = (int) (aProgress / aProgressMax);
 332         String text = percentage + "% complete";
 333         mProgressMeter.Text = text;
 334       }
 335       // XXX we really would rather set this in BeforeNavigate2, but we
 336       //     can't get that event to fire for some reason.
 337       if (mUpdatedURLBar)
 338         mUpdatedURLBar = false;
 339     }
 340
 341     // XXX we probably will need to extend this to take as a parameter
 342     //     more data from the NavigateComplete event
 343     public void OnNavigateComplete2(string aURL)
 344     {
 345       if (!mUpdatedURLBar && !mUserTyped)
 346       {
 347         mLocationBar.Text = aURL;
 348         mUpdatedURLBar = true;
 349       }
 350     }
 351
 352     public void OnTitleChange(String aTitle)
 353     {
 354       mTitle = aTitle;
 355       this.Text = (aTitle == "about:blank") ? "No page to display" : aTitle;
 356     }
 357
 358     public void OnStatusTextChange(String aStatusText)
 359     {
 360       mStatusPanel.Text = aStatusText;
 361     }
 362
 363     /// <summary>
 364     /// Fired when a |MenuItem| built by the |MenuBuilder| is selected.
 365     /// </summary>
 366     /// <param name="sender"></param>
 367     /// <param name="e"></param>
 368     public void OnMenuCommand(Object sender, EventArgs e)
 369     {
 370       ManticoreMenuItem item = sender as ManticoreMenuItem;
 371       DoCommand(item.Command, item.Data);
 372     }
 373
 374     ///////////////////////////////////////////////////////////////////////////
 375     // IController Implementation
 376
 377     public void DoCommand(String aCommand)
 378     {
 379       DoCommand(aCommand, null);
 380     }
 381
 382     public void DoCommand(String aCommand, Object aData)
 383     {
 384       Console.WriteLine(aCommand);
 385       switch (aCommand)
 386       {
 387         case "file-new-window":
 388           OpenBrowser();
 389           break;
 390         case "file-open":
 391           Open();
 392           break;
 393         case "file-save-as":
 394           SavePageAs();
 395           break;
 396         case "file-save-form":
 397           TestForm frm = new TestForm();
 398           frm.Show();
 399           break;
 400         case "file-exit":
 401           Quit();
 402           break;
 403         case "view-statusbar":
 404           if (mStatusBar.Visible)
 405             mStatusBar.Hide();
 406           else
 407             mStatusBar.Show();
 408           break;
 409         case "view-go-back":
 410           mWebBrowser.GoBack();
 411           break;
 412         case "view-go-forward":
 413           mWebBrowser.GoForward();
 414           break;
 415         case "view-go-home":
 416           mWebBrowser.GoHome();
 417           break;
 418         case "view-reload":
 419           mWebBrowser.RefreshPage();
 420           break;
 421         case "view-stop":
 422           mWebBrowser.Stop();
 423           break;
 424         case "view-layout-gecko":
 425           mWebBrowser.SwitchLayoutEngine("gecko");
 426           break;
 427         case "view-layout-ie":
 428           mWebBrowser.SwitchLayoutEngine("trident");
 429           break;
 430         case "bookmarks-manage":
 431           BookmarksWindow bm = new BookmarksWindow();
 432           bm.Show();
 433           break;
 434         case "bookmarks-item":
 435           String url = ServiceManager.Bookmarks.GetBookmarkAttribute(aData as String, "url");
 436           LoadURL(url);
 437           break;
 438         case "bookmarks-add":
 439           // XXX need to allow user to customize this.
 440           Bookmarks bmks = ServiceManager.Bookmarks;
 441           String bookmarkID = bmks.CreateBookmark(mTitle, "Bookmarks", -1);
 442           bmks.SetBookmarkAttribute(bookmarkID, "url", URL);
 443           break;
 444         case "bookmarks-file":
 445           // XXX work on this
 446           FileBookmark fpWindow = new FileBookmark(URL, mTitle);
 447           fpWindow.ShowDialog();
 448           break;
 449         case "help-about":
 450           AboutDialog aboutDialog = new AboutDialog(this);
 451           aboutDialog.ShowDialog();
 452           break;
 453         case "tools-options":
 454           PrefsDialog prefsDialog = new PrefsDialog(this);
 455           prefsDialog.ShowDialog();
 456           break;
 457       }
 458     }
 459
 460     public bool SupportsCommand(String aCommand)
 461     {
 462       // XXX implement me
 463       return true;
 464     }
 465
 466     public bool IsCommandEnabled(String aCommand)
 467     {
 468       // XXX implement me
 469       return true;
 470     }
 471   }
 472
 473   public class BrowserToolbarBuilder : ToolbarBuilder
 474   {
 475     public BrowserToolbarBuilder(String aFile, Form aForm) : base(aFile, aForm)
 476     {
 477     }
 478
 479     public override void OnCommand(Object sender, ToolBarButtonClickEventArgs e)
 480     {
 481       CommandButtonItem item = e.Button as CommandButtonItem;
 482       (mForm as BrowserWindow).DoCommand(item.Command);
 483     }
 484   }
 485 }
 486
 487