embed/mozilla/EphyBrowser.h

   1 /*
   2  *  Copyright © 2000-2004 Marco Pesenti Gritti
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2, or (at your option)
   7  *  any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  *  $Id: EphyBrowser.h 6952 2007-03-11 19:42:02Z chpe $
  19  */
  20
  21 #ifndef EPHY_BROWSER_H
  22 #define EPHY_BROWSER_H
  23
  24 #include "ephy-embed.h"
  25 #include <gtk/gtkwidget.h>
  26
  27 #include <gtkmozembed.h>
  28 #include <nsCOMPtr.h>
  29 #include <nsIDOMContextMenuListener.h>
  30 #include <nsIDOMDocument.h>
  31 #include <nsIDOMEventListener.h>
  32 #include <nsIDOMEventTarget.h>
  33 #include <nsIDOMWindow.h>
  34 #include <nsIRequest.h>
  35 #include <nsISHistory.h>
  36 #include <nsIWebBrowserFocus.h>
  37 #include <nsIWebBrowser.h>
  38 #include <nsIWebNavigation.h>
  39 #include <nsPIDOMWindow.h>
  40
  41 #ifdef ALLOW_PRIVATE_API
  42 #include <nsIContentViewer.h>
  43 #endif
  44
  45 #ifdef HAVE_MOZILLA_PSM
  46 #include <nsISecureBrowserUI.h>
  47 #endif
  48
  49 class EphyBrowser;
  50
  51 class EphyEventListener : public nsIDOMEventListener
  52 {
  53 public:
  54         NS_DECL_ISUPPORTS
  55
  56         // nsIDOMEventListener
  57         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) = 0;
  58
  59         EphyEventListener(EphyBrowser *aOwner) : mOwner(aOwner) { };
  60         virtual ~EphyEventListener() { };
  61
  62 protected:
  63         EphyBrowser *mOwner;
  64 };
  65
  66 class EphyDOMLinkEventListener : public EphyEventListener
  67 {
  68 public:
  69         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
  70
  71         EphyDOMLinkEventListener(EphyBrowser *aOwner) : EphyEventListener(aOwner) { };
  72 private:
  73         nsresult GetDocURI (nsIDOMElement *aElement,
  74                             nsIURI **aDocURI);
  75
  76 };
  77
  78 class EphyPopupBlockEventListener : public EphyEventListener
  79 {
  80 public:
  81         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
  82
  83         EphyPopupBlockEventListener(EphyBrowser *aOwner) : EphyEventListener(aOwner) { };
  84 };
  85
  86 class EphyModalAlertEventListener : public EphyEventListener
  87 {
  88 public:
  89         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
  90
  91         EphyModalAlertEventListener(EphyBrowser *aOwner) : EphyEventListener(aOwner) { };
  92 };
  93
  94 class EphyMiscDOMEventsListener : public EphyEventListener
  95 {
  96 public:
  97         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
  98
  99         EphyMiscDOMEventsListener(EphyBrowser *aOwner) : EphyEventListener(aOwner) { };
 100 };
 101
 102 class EphyDOMScrollEventListener : public EphyEventListener
 103 {
 104 public:
 105         NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
 106
 107         EphyDOMScrollEventListener(EphyBrowser *aOwner) : EphyEventListener(aOwner) { };
 108 };
 109
 110 class EphyContextMenuListener : public nsIDOMContextMenuListener
 111 {
 112 public:
 113         NS_DECL_ISUPPORTS
 114
 115         // nsIDOMContextMenuListener
 116         NS_IMETHOD ContextMenu(nsIDOMEvent *aEvent);
 117         NS_IMETHOD HandleEvent(nsIDOMEvent *aEvent);
 118
 119         EphyContextMenuListener(EphyBrowser *aOwner) : mOwner(aOwner) { };
 120         virtual ~EphyContextMenuListener() { };
 121
 122 protected:
 123         EphyBrowser *mOwner;
 124 };
 125
 126 class EphyBrowser
 127 {
 128 friend class EphyEventListener;
 129 friend class EphyDOMLinkEventListener;
 130 friend class EphyMiscDOMEventsListener;
 131 friend class EphyDOMScrollEventListener;
 132 friend class EphyPopupBlockEventListener;
 133 friend class EphyModalAlertEventListener;
 134 friend class EphyContextMenuListener;
 135 public:
 136         EphyBrowser();
 137         ~EphyBrowser();
 138
 139         nsresult Init (GtkMozEmbed *mozembed);
 140         nsresult Destroy (void);
 141
 142         nsresult DoCommand (const char *command);
 143         nsresult GetCommandState (const char *command, PRBool *enabled);
 144
 145         nsresult SetZoom (float aTextZoom);
 146         nsresult GetZoom (float *aTextZoom);
 147
 148         nsresult ScrollLines (PRInt32 aNumLines);
 149         nsresult ScrollPages (PRInt32 aNumPages);
 150         nsresult ScrollPixels (PRInt32 aDeltaX, PRInt32 aDeltaY);
 151
 152         nsresult Print ();
 153         nsresult SetPrintPreviewMode (PRBool previewMode);
 154         nsresult PrintPreviewNumPages (int *numPages);
 155         nsresult PrintPreviewNavigate(PRInt16 navType, PRInt32 pageNum);
 156
 157         nsresult GetPageDescriptor(nsISupports **aPageDescriptor);
 158
 159         nsresult GetSHInfo (PRInt32 *count, PRInt32 *index);
 160         nsresult GetSHTitleAtIndex (PRInt32 index, PRUnichar **title);
 161         nsresult GetSHUrlAtIndex (PRInt32 index, nsACString &url);
 162         nsresult GoToHistoryIndex (PRInt16 index);
 163
 164         nsresult ForceEncoding (const char *encoding);
 165         nsresult GetEncoding (nsACString &encoding);
 166         nsresult GetForcedEncoding (nsACString &encoding);
 167
 168         nsresult PushTargetDocument (nsIDOMDocument *domDoc);
 169         nsresult PopTargetDocument ();
 170
 171         nsresult GetDocument (nsIDOMDocument **aDOMDocument);
 172         nsresult GetTargetDocument (nsIDOMDocument **aDOMDocument);
 173         nsresult GetDocumentURI (nsIURI **aURI);
 174         nsresult GetTargetDocumentURI (nsIURI **aURI);
 175         nsresult GetDOMWindow (nsIDOMWindow **window);
 176         nsresult GetPIDOMWindow(nsPIDOMWindow **aPIWin);
 177
 178         nsresult GetHasModifiedForms (PRBool *modified);
 179
 180         nsresult GetSecurityInfo (PRUint32 *aState, nsACString &aDescription);
 181         nsresult ShowCertificate ();
 182
 183         nsresult CopySHistory (EphyBrowser *dest, PRBool copy_back,
 184                                PRBool copy_forward, PRBool copy_current);
 185
 186         nsresult Close ();
 187
 188         nsresult LoadURI(const char *aURI,
 189                          PRUint32 aLoadFlags = nsIWebNavigation::LOAD_FLAGS_NONE,
 190                          nsIURI *aURI = nsnull);
 191
 192         EphyEmbedDocumentType GetDocumentType ();
 193
 194         nsCOMPtr<nsIWebBrowser> mWebBrowser;
 195 private:
 196         GtkWidget *mEmbed;
 197
 198         nsCOMPtr<nsIWebBrowserFocus> mWebBrowserFocus;
 199         nsCOMPtr<nsIDOMDocument> mTargetDocument;
 200         nsCOMPtr<nsIDOMEventTarget> mEventTarget;
 201         nsCOMPtr<nsIDOMWindow> mDOMWindow;
 202         EphyDOMLinkEventListener *mDOMLinkEventListener;
 203         EphyMiscDOMEventsListener *mMiscDOMEventsListener;
 204         EphyDOMScrollEventListener *mDOMScrollEventListener;
 205         EphyPopupBlockEventListener *mPopupBlockEventListener;
 206         EphyModalAlertEventListener *mModalAlertListener;
 207         EphyContextMenuListener *mContextMenuListener;
 208         PRBool mInitialized;
 209 #ifdef HAVE_MOZILLA_PSM
 210         nsCOMPtr<nsISecureBrowserUI> mSecurityInfo;
 211 #endif
 212
 213         nsresult GetListener (void);
 214         nsresult AttachListeners (void);
 215         nsresult DetachListeners (void);
 216         nsresult GetSHistory (nsISHistory **aSHistory);
 217         nsresult GetContentViewer (nsIContentViewer **aViewer);
 218         nsresult GetDocumentHasModifiedForms (nsIDOMDocument *aDomDoc, PRUint32 *aNumTextFields, PRBool *aHasTextArea);
 219         PRBool   CompareFormsText (nsAString &aDefaultText, nsAString &aUserText);
 220 };
 221
 222 #endif /* !EPHY_BROWSER_H */