Application of the most recent wxWebView patch, the only changes were so tab to space conversions. Please note this probably won't compile.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/SOC2011_WEBVIEW@67698 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Steve Lamerton
2011-05-04 15:40:00 +00:00
parent 1a9dfe8dcb
commit cfcf1d6ee3
23 changed files with 5130 additions and 6 deletions

113
src/common/webview.cpp Normal file
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/////////////////////////////////////////////////////////////////////////////
// Name: webview.cpp
// Purpose: Common interface and events for web view component
// Author: Marianne Gagnon
// Id: $Id$
// Copyright: (c) 2010 Marianne Gagnon
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/webview.h"
#include "wx/osx/webkit.h"
#include "wx/gtk/webkit.h"
#include "wx/msw/webkitie.h"
extern WXDLLEXPORT_DATA(const char) wxWebViewNameStr[] = "wxWebView";
extern WXDLLEXPORT_DATA(const char) wxWebViewDefaultURLStr[] = "about:blank";
IMPLEMENT_DYNAMIC_CLASS(wxWebNavigationEvent, wxCommandEvent)
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NAVIGATING, wxWebNavigationEvent );
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_NAVIGATED, wxWebNavigationEvent );
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_LOADED, wxWebNavigationEvent );
wxDEFINE_EVENT( wxEVT_COMMAND_WEB_VIEW_ERROR, wxWebNavigationEvent );
// static
wxWebView* wxWebView::New(wxWebViewBackend backend)
{
switch (backend)
{
#if wxHAVE_WEB_BACKEND_OSX_WEBKIT
case wxWEB_VIEW_BACKEND_OSX_WEBKIT:
return new wxOSXWebKitCtrl();
#endif
#if wxHAVE_WEB_BACKEND_GTK_WEBKIT
case wxWEB_VIEW_BACKEND_GTK_WEBKIT:
return new wxGtkWebKitCtrl();
#endif
#if wxHAVE_WEB_BACKEND_IE
case wxWEB_VIEW_BACKEND_IE:
return new wxIEPanel();
#endif
case wxWEB_VIEW_BACKEND_DEFAULT:
#if wxHAVE_WEB_BACKEND_OSX_WEBKIT
return new wxOSXWebKitCtrl();
#endif
#if wxHAVE_WEB_BACKEND_GTK_WEBKIT
return new wxGtkWebKitCtrl();
#endif
#if wxHAVE_WEB_BACKEND_IE
return new wxIEPanel();
#endif
// fall-through intended
default:
return NULL;
}
}
// static
wxWebView* wxWebView::New(wxWindow* parent,
wxWindowID id,
const wxString& url,
const wxPoint& pos,
const wxSize& size,
wxWebViewBackend backend,
long style,
const wxString& name)
{
switch (backend)
{
#if wxHAVE_WEB_BACKEND_OSX_WEBKIT
case wxWEB_VIEW_BACKEND_OSX_WEBKIT:
return new wxOSXWebKitCtrl(parent, id, url, pos, size, style,
name);
#endif
#if wxHAVE_WEB_BACKEND_GTK_WEBKIT
case wxWEB_VIEW_BACKEND_GTK_WEBKIT:
return new wxGtkWebKitCtrl(parent, id, url, pos, size, style,
name);
#endif
#if wxHAVE_WEB_BACKEND_IE
case wxWEB_VIEW_BACKEND_IE:
return new wxIEPanel(parent, id, url, pos, size, style, name);
#endif
case wxWEB_VIEW_BACKEND_DEFAULT:
#if wxHAVE_WEB_BACKEND_OSX_WEBKIT
return new wxOSXWebKitCtrl(parent, id, url, pos, size, style, name);
#endif
#if wxHAVE_WEB_BACKEND_GTK_WEBKIT
return new wxGtkWebKitCtrl(parent, id, url, pos, size, style, name);
#endif
#if wxHAVE_WEB_BACKEND_IE
return new wxIEPanel(parent, id, url, pos, size, style, name);
#endif
// fall-through intended
default:
return NULL;
}
}

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src/gtk/webview.cpp Normal file
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/////////////////////////////////////////////////////////////////////////////
// Name: src/gtk/webview.cpp
// Purpose: GTK WebKit backend for web view component
// Author: Marianne Gagnon, Robert Roebling
// Id: $Id$
// Copyright: (c) 2010 Marianne Gagnon, 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxHAVE_WEB_BACKEND_GTK_WEBKIT
#include "wx/stockitem.h"
#include "wx/gtk/webview.h"
#include "wx/gtk/control.h"
#include "wx/gtk/private.h"
#include "webkit/webkit.h"
// ----------------------------------------------------------------------------
// GTK callbacks
// ----------------------------------------------------------------------------
extern "C"
{
static void
wxgtk_webkitctrl_load_status_callback(GtkWidget* widget, GParamSpec* arg1,
wxWebViewGTKWebKit *webKitCtrl)
{
if (!webKitCtrl->m_ready) return;
wxString url = webKitCtrl->GetCurrentURL();
WebKitLoadStatus status;
g_object_get(G_OBJECT(widget), "load-status", &status, NULL);
wxString target; // TODO: get target (if possible)
if (status == WEBKIT_LOAD_FINISHED)
{
webKitCtrl->m_busy = false;
wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_LOADED,
webKitCtrl->GetId(),
url, target, false);
if (webKitCtrl && webKitCtrl->GetEventHandler())
webKitCtrl->GetEventHandler()->ProcessEvent(thisEvent);
}
else if (status == WEBKIT_LOAD_COMMITTED)
{
webKitCtrl->m_busy = true;
wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
webKitCtrl->GetId(),
url, target, false);
if (webKitCtrl && webKitCtrl->GetEventHandler())
webKitCtrl->GetEventHandler()->ProcessEvent(thisEvent);
}
}
static WebKitNavigationResponse
wxgtk_webkitctrl_navigation_requ_callback(WebKitWebView *web_view,
WebKitWebFrame *frame,
WebKitNetworkRequest *request,
wxWebViewGTKWebKit *webKitCtrl)
{
webKitCtrl->m_busy = true;
const gchar* uri = webkit_network_request_get_uri(request);
wxString target = webkit_web_frame_get_name (frame);
wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_NAVIGATING,
webKitCtrl->GetId(),
wxString( uri, wxConvUTF8 ),
target,
true);
if (webKitCtrl && webKitCtrl->GetEventHandler())
webKitCtrl->GetEventHandler()->ProcessEvent(thisEvent);
if (thisEvent.IsVetoed())
{
webKitCtrl->m_busy = false;
return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
}
else
{
return WEBKIT_NAVIGATION_RESPONSE_ACCEPT;
}
}
static gboolean
wxgtk_webkitctrl_error (WebKitWebView *web_view,
WebKitWebFrame *web_frame,
gchar *uri,
gpointer web_error,
wxWebViewGTKWebKit* webKitWindow)
{
webKitWindow->m_busy = false;
wxWebNavigationError type = wxWEB_NAV_ERR_OTHER;
GError* error = (GError*)web_error;
wxString description(error->message, wxConvUTF8);
if (strcmp(g_quark_to_string(error->domain), "soup_http_error_quark") == 0)
{
switch (error->code)
{
case SOUP_STATUS_CANCELLED:
type = wxWEB_NAV_ERR_USER_CANCELLED;
break;
case SOUP_STATUS_CANT_RESOLVE:
case SOUP_STATUS_NOT_FOUND:
type = wxWEB_NAV_ERR_NOT_FOUND;
break;
case SOUP_STATUS_CANT_RESOLVE_PROXY:
case SOUP_STATUS_CANT_CONNECT:
case SOUP_STATUS_CANT_CONNECT_PROXY:
case SOUP_STATUS_SSL_FAILED:
case SOUP_STATUS_IO_ERROR:
type = wxWEB_NAV_ERR_CONNECTION;
break;
case SOUP_STATUS_MALFORMED:
//case SOUP_STATUS_TOO_MANY_REDIRECTS:
type = wxWEB_NAV_ERR_REQUEST;
break;
//case SOUP_STATUS_NO_CONTENT:
//case SOUP_STATUS_RESET_CONTENT:
case SOUP_STATUS_BAD_REQUEST:
type = wxWEB_NAV_ERR_REQUEST;
break;
case SOUP_STATUS_UNAUTHORIZED:
case SOUP_STATUS_FORBIDDEN:
type = wxWEB_NAV_ERR_AUTH;
break;
case SOUP_STATUS_METHOD_NOT_ALLOWED:
case SOUP_STATUS_NOT_ACCEPTABLE:
type = wxWEB_NAV_ERR_SECURITY;
break;
case SOUP_STATUS_PROXY_AUTHENTICATION_REQUIRED:
type = wxWEB_NAV_ERR_AUTH;
break;
case SOUP_STATUS_REQUEST_TIMEOUT:
type = wxWEB_NAV_ERR_CONNECTION;
break;
//case SOUP_STATUS_PAYMENT_REQUIRED:
case SOUP_STATUS_REQUEST_ENTITY_TOO_LARGE:
case SOUP_STATUS_REQUEST_URI_TOO_LONG:
case SOUP_STATUS_UNSUPPORTED_MEDIA_TYPE:
type = wxWEB_NAV_ERR_REQUEST;
break;
case SOUP_STATUS_BAD_GATEWAY:
case SOUP_STATUS_SERVICE_UNAVAILABLE:
case SOUP_STATUS_GATEWAY_TIMEOUT:
type = wxWEB_NAV_ERR_CONNECTION;
break;
case SOUP_STATUS_HTTP_VERSION_NOT_SUPPORTED:
type = wxWEB_NAV_ERR_REQUEST;
break;
//case SOUP_STATUS_INSUFFICIENT_STORAGE:
//case SOUP_STATUS_NOT_EXTENDED:
}
}
else if (strcmp(g_quark_to_string(error->domain),
"webkit-network-error-quark") == 0)
{
switch (error->code)
{
//WEBKIT_NETWORK_ERROR_FAILED:
//WEBKIT_NETWORK_ERROR_TRANSPORT:
case WEBKIT_NETWORK_ERROR_UNKNOWN_PROTOCOL:
type = wxWEB_NAV_ERR_REQUEST;
break;
case WEBKIT_NETWORK_ERROR_CANCELLED:
type = wxWEB_NAV_ERR_USER_CANCELLED;
break;
case WEBKIT_NETWORK_ERROR_FILE_DOES_NOT_EXIST:
type = wxWEB_NAV_ERR_NOT_FOUND;
break;
}
}
else if (strcmp(g_quark_to_string(error->domain),
"webkit-policy-error-quark") == 0)
{
switch (error->code)
{
//case WEBKIT_POLICY_ERROR_FAILED:
//case WEBKIT_POLICY_ERROR_CANNOT_SHOW_MIME_TYPE:
//case WEBKIT_POLICY_ERROR_CANNOT_SHOW_URL:
//case WEBKIT_POLICY_ERROR_FRAME_LOAD_INTERRUPTED_BY_POLICY_CHANGE:
case WEBKIT_POLICY_ERROR_CANNOT_USE_RESTRICTED_PORT:
type = wxWEB_NAV_ERR_SECURITY;
break;
}
}
/*
webkit_plugin_error_quark
else
{
printf("Error domain %s\n", g_quark_to_string(error->domain));
}
*/
wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_ERROR,
webKitWindow->GetId(),
uri,
wxEmptyString,
false);
thisEvent.SetString(description);
thisEvent.SetInt(type);
if (webKitWindow && webKitWindow->GetEventHandler())
{
webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
}
return FALSE;
}
} // extern "C"
//-----------------------------------------------------------------------------
// wxWebViewGTKWebKit
//-----------------------------------------------------------------------------
//IMPLEMENT_DYNAMIC_CLASS(wxWebViewGTKWebKit, wxControl)
bool wxWebViewGTKWebKit::Create(wxWindow *parent,
wxWindowID id,
const wxString &url,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
m_ready = false;
m_busy = false;
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
{
wxFAIL_MSG( wxT("wxWebViewGTKWebKit creation failed") );
return false;
}
GtkWidget *scrolled_window = gtk_scrolled_window_new (NULL, NULL);
web_view = webkit_web_view_new ();
g_object_ref(web_view); // TODO: check memory management
m_widget = scrolled_window;
g_object_ref(m_widget); // TODO: check memory management
/* Place the WebKitWebView in the GtkScrolledWindow */
gtk_container_add (GTK_CONTAINER (scrolled_window), web_view);
gtk_widget_show(m_widget);
gtk_widget_show(web_view);
g_signal_connect_after(web_view, "notify::load-status",
G_CALLBACK(wxgtk_webkitctrl_load_status_callback),
this);
g_signal_connect_after(web_view, "navigation-requested",
G_CALLBACK(wxgtk_webkitctrl_navigation_requ_callback),
this);
g_signal_connect_after(web_view, "load-error",
G_CALLBACK(wxgtk_webkitctrl_error),
this);
// this signal can be added if we care about new frames open requests
//g_signal_connect_after(web_view, "new-window-policy-decision-requested",
// G_CALLBACK(...), this);
m_parent->DoAddChild( this );
PostCreation(size);
/* Open a webpage */
webkit_web_view_load_uri (WEBKIT_WEB_VIEW (web_view), url);
m_ready = true;
return true;
}
bool wxWebViewGTKWebKit::Enable( bool enable )
{
if (!wxControl::Enable(enable))
return false;
gtk_widget_set_sensitive(GTK_BIN(m_widget)->child, enable);
//if (enable)
// GTKFixSensitivity();
return true;
}
GdkWindow*
wxWebViewGTKWebKit::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
{
GdkWindow* window = gtk_widget_get_parent_window(m_widget);
return window;
}
void wxWebViewGTKWebKit::ZoomIn()
{
webkit_web_view_zoom_in (WEBKIT_WEB_VIEW(web_view));
}
void wxWebViewGTKWebKit::ZoomOut()
{
webkit_web_view_zoom_out (WEBKIT_WEB_VIEW(web_view));
}
void wxWebViewGTKWebKit::SetWebkitZoom(float level)
{
webkit_web_view_set_zoom_level (WEBKIT_WEB_VIEW(web_view), level);
}
float wxWebViewGTKWebKit::GetWebkitZoom()
{
return webkit_web_view_get_zoom_level (WEBKIT_WEB_VIEW(web_view));
}
void wxWebViewGTKWebKit::Stop()
{
webkit_web_view_stop_loading (WEBKIT_WEB_VIEW(web_view));
}
void wxWebViewGTKWebKit::Reload(wxWebViewReloadFlags flags)
{
if (flags & wxWEB_VIEW_RELOAD_NO_CACHE)
{
webkit_web_view_reload_bypass_cache (WEBKIT_WEB_VIEW(web_view));
}
else
{
webkit_web_view_reload (WEBKIT_WEB_VIEW(web_view));
}
}
void wxWebViewGTKWebKit::LoadUrl(const wxString& url)
{
webkit_web_view_open(WEBKIT_WEB_VIEW(web_view), wxGTK_CONV(loc));
}
void wxWebViewGTKWebKit::GoBack()
{
webkit_web_view_go_back (WEBKIT_WEB_VIEW(web_view));
}
void wxWebViewGTKWebKit::GoForward()
{
webkit_web_view_go_forward (WEBKIT_WEB_VIEW(web_view));
}
bool wxWebViewGTKWebKit::CanGoBack()
{
return webkit_web_view_can_go_back (WEBKIT_WEB_VIEW(web_view));
}
bool wxWebViewGTKWebKit::CanGoForward()
{
return webkit_web_view_can_go_forward (WEBKIT_WEB_VIEW(web_view));
}
wxString wxWebViewGTKWebKit::GetCurrentURL()
{
// FIXME: check which encoding the web kit control uses instead of
// assuming UTF8 (here and elsewhere too)
return wxString::FromUTF8(webkit_web_view_get_uri(
WEBKIT_WEB_VIEW(web_view)));
}
wxString wxWebViewGTKWebKit::GetCurrentTitle()
{
return wxString::FromUTF8(webkit_web_view_get_title(
WEBKIT_WEB_VIEW(web_view)));
}
wxString wxWebViewGTKWebKit::GetPageSource()
{
WebKitWebFrame* frame = webkit_web_view_get_main_frame(
WEBKIT_WEB_VIEW(web_view));
WebKitWebDataSource* src = webkit_web_frame_get_data_source (frame);
// TODO: check encoding with
// const gchar*
// webkit_web_data_source_get_encoding(WebKitWebDataSource *data_source);
return wxString(webkit_web_data_source_get_data (src)->str, wxConvUTF8);
}
wxWebViewZoom wxWebViewGTKWebKit::GetZoom()
{
float zoom = GetWebkitZoom();
// arbitrary way to map float zoom to our common zoom enum
if (zoom <= 0.65)
{
return wxWEB_VIEW_ZOOM_TINY;
}
else if (zoom > 0.65 && zoom <= 0.90)
{
return wxWEB_VIEW_ZOOM_SMALL;
}
else if (zoom > 0.90 && zoom <= 1.15)
{
return wxWEB_VIEW_ZOOM_MEDIUM;
}
else if (zoom > 1.15 && zoom <= 1.45)
{
return wxWEB_VIEW_ZOOM_LARGE;
}
else if (zoom > 1.45)
{
return wxWEB_VIEW_ZOOM_LARGEST;
}
// to shut up compilers, this can never be reached logically
wxASSERT(false);
return wxWEB_VIEW_ZOOM_MEDIUM;
}
void wxWebViewGTKWebKit::SetZoom(wxWebViewZoom zoom)
{
// arbitrary way to map our common zoom enum to float zoom
switch (zoom)
{
case wxWEB_VIEW_ZOOM_TINY:
SetWebkitZoom(0.6f);
break;
case wxWEB_VIEW_ZOOM_SMALL:
SetWebkitZoom(0.8f);
break;
case wxWEB_VIEW_ZOOM_MEDIUM:
SetWebkitZoom(1.0f);
break;
case wxWEB_VIEW_ZOOM_LARGE:
SetWebkitZoom(1.3);
break;
case wxWEB_VIEW_ZOOM_LARGEST:
SetWebkitZoom(1.6);
break;
default:
wxASSERT(false);
}
}
void wxWebViewGTKWebKit::SetZoomType(wxWebViewZoomType type)
{
webkit_web_view_set_full_content_zoom(WEBKIT_WEB_VIEW(web_view),
(type == wxWEB_VIEW_ZOOM_TYPE_LAYOUT ?
TRUE : FALSE));
}
wxWebViewZoomType wxWebViewGTKWebKit::GetZoomType() const
{
gboolean fczoom = webkit_web_view_get_full_content_zoom(
WEBKIT_WEB_VIEW(web_view));
if (fczoom) return wxWEB_VIEW_ZOOM_TYPE_LAYOUT;
else return wxWEB_VIEW_ZOOM_TYPE_TEXT;
}
bool wxWebViewGTKWebKit::CanSetZoomType(wxWebViewZoomType) const
{
// this port supports all zoom types
return true;
}
void wxWebViewGTKWebKit::SetPage(const wxString& html, const wxString& baseUri)
{
webkit_web_view_load_string (WEBKIT_WEB_VIEW(web_view),
html.mb_str(wxConvUTF8),
"text/html",
"UTF-8",
baseUri.mb_str(wxConvUTF8));
}
void wxWebViewGTKWebKit::Print()
{
WebKitWebFrame* frame = webkit_web_view_get_main_frame(
WEBKIT_WEB_VIEW(web_view));
webkit_web_frame_print (frame);
// GtkPrintOperationResult webkit_web_frame_print_full
// (WebKitWebFrame *frame,
// GtkPrintOperation *operation,
// GtkPrintOperationAction action,
// GError **error);
}
bool wxWebViewGTKWebKit::IsBusy()
{
return m_busy;
// This code looks nice but returns true after a page was cancelled
/*
WebKitLoadStatus status = webkit_web_view_get_load_status
(WEBKIT_WEB_VIEW(web_view));
#if WEBKIT_CHECK_VERSION(1,1,16)
// WEBKIT_LOAD_FAILED is new in webkit 1.1.16
if (status == WEBKIT_LOAD_FAILED)
{
return false;
}
#endif
if (status == WEBKIT_LOAD_FINISHED)
{
return false;
}
return true;
*/
}
// static
wxVisualAttributes
wxWebViewGTKWebKit::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
{
return GetDefaultAttributesFromGTKWidget(webkit_web_view_new);
}
#endif // wxHAVE_WEB_BACKEND_GTK_WEBKIT

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/////////////////////////////////////////////////////////////////////////////
// Name: src/msw/webviewie.cpp
// Purpose: wxMSW wxWebViewIE class implementation for web view component
// Author: Marianne Gagnon
// Id: $Id$
// Copyright: (c) 2010 Marianne Gagnon
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/msw/webview.h"
#if wxHAVE_WEB_BACKEND_IE
#include <olectl.h>
#include <oleidl.h>
#include <exdispid.h>
#include <exdisp.h>
#include <mshtml.h>
// FIXME: Seems like MINGW does not have these, how to handle cleanly?
#define DISPID_COMMANDSTATECHANGE 105
typedef enum CommandStateChangeConstants {
CSC_UPDATECOMMANDS = (int) 0xFFFFFFFF,
CSC_NAVIGATEFORWARD = 0x1,
CSC_NAVIGATEBACK = 0x2
} CommandStateChangeConstants;
// FIXME: Seems like MINGW does not have these, how to handle cleanly?
#define DISPID_NAVIGATECOMPLETE2 252
#define DISPID_NAVIGATEERROR 271
#define OLECMDID_OPTICAL_ZOOM 63
#define INET_E_ERROR_FIRST 0x800C0002L
#define INET_E_INVALID_URL 0x800C0002L
#define INET_E_NO_SESSION 0x800C0003L
#define INET_E_CANNOT_CONNECT 0x800C0004L
#define INET_E_RESOURCE_NOT_FOUND 0x800C0005L
#define INET_E_OBJECT_NOT_FOUND 0x800C0006L
#define INET_E_DATA_NOT_AVAILABLE 0x800C0007L
#define INET_E_DOWNLOAD_FAILURE 0x800C0008L
#define INET_E_AUTHENTICATION_REQUIRED 0x800C0009L
#define INET_E_NO_VALID_MEDIA 0x800C000AL
#define INET_E_CONNECTION_TIMEOUT 0x800C000BL
#define INET_E_INVALID_REQUEST 0x800C000CL
#define INET_E_UNKNOWN_PROTOCOL 0x800C000DL
#define INET_E_SECURITY_PROBLEM 0x800C000EL
#define INET_E_CANNOT_LOAD_DATA 0x800C000FL
#define INET_E_CANNOT_INSTANTIATE_OBJECT 0x800C0010L
#define INET_E_QUERYOPTION_UNKNOWN 0x800C0013L
#define INET_E_REDIRECT_FAILED 0x800C0014L
#define INET_E_REDIRECT_TO_DIR 0x800C0015L
#define INET_E_CANNOT_LOCK_REQUEST 0x800C0016L
#define INET_E_USE_EXTEND_BINDING 0x800C0017L
#define INET_E_TERMINATED_BIND 0x800C0018L
#define INET_E_INVALID_CERTIFICATE 0x800C0019L
#define INET_E_CODE_DOWNLOAD_DECLINED 0x800C0100L
#define INET_E_RESULT_DISPATCHED 0x800C0200L
#define INET_E_CANNOT_REPLACE_SFP_FILE 0x800C0300L
#define INET_E_CODE_INSTALL_BLOCKED_BY_HASH_POLICY 0x800C0500L
#define INET_E_CODE_INSTALL_SUPPRESSED 0x800C0400L
#define REFRESH_COMPLETELY 3
BEGIN_EVENT_TABLE(wxWebViewIE, wxControl)
EVT_ACTIVEX(wxID_ANY, wxWebViewIE::onActiveXEvent)
EVT_ERASE_BACKGROUND(wxWebViewIE::onEraseBg)
END_EVENT_TABLE()
bool wxWebViewIE::Create(wxWindow* parent,
wxWindowID id,
const wxString& url,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
if (!wxControl::Create(parent, id, pos, size, style,
wxDefaultValidator, name))
{
return false;
}
m_webBrowser = NULL;
m_canNavigateBack = false;
m_canNavigateForward = false;
m_isBusy = false;
if (::CoCreateInstance(CLSID_WebBrowser, NULL,
CLSCTX_INPROC_SERVER, // CLSCTX_INPROC,
IID_IWebBrowser2 , (void**)&m_webBrowser) != 0)
{
wxLogError("Failed to initialize IE, CoCreateInstance returned an error");
return false;
}
m_ie.SetDispatchPtr(m_webBrowser); // wxAutomationObject will release itself
m_webBrowser->put_RegisterAsBrowser(VARIANT_TRUE);
m_webBrowser->put_RegisterAsDropTarget(VARIANT_TRUE);
//m_webBrowser->put_Silent(VARIANT_FALSE);
m_container = new wxActiveXContainer(this, IID_IWebBrowser2, m_webBrowser);
SetBackgroundStyle(wxBG_STYLE_PAINT);
SetDoubleBuffered(true);
return true;
}
void wxWebViewIE::LoadUrl(const wxString& url)
{
wxVariant out = m_ie.CallMethod("Navigate", (BSTR) url.wc_str(),
NULL, NULL, NULL, NULL);
// FIXME: why is out value null??
//(HRESULT)(out.GetLong()) == S_OK;
}
void wxWebViewIE::SetPage(const wxString& html, const wxString& baseUrl)
{
LoadUrl("about:blank");
// Let the wx events generated for navigation events be processed, so
// that the underlying IE component completes its Document object.
// FIXME: calling wxYield is not elegant nor very reliable probably
wxYield();
wxVariant documentVariant = m_ie.GetProperty("Document");
void* documentPtr = documentVariant.GetVoidPtr();
wxASSERT (documentPtr != NULL);
// TODO: consider the "baseUrl" parameter if possible
// TODO: consider encoding
BSTR bstr = SysAllocString(html.wc_str());
// Creates a new one-dimensional array
SAFEARRAY *psaStrings = SafeArrayCreateVector(VT_VARIANT, 0, 1);
if (psaStrings != NULL)
{
VARIANT *param;
HRESULT hr = SafeArrayAccessData(psaStrings, (LPVOID*)&param);
param->vt = VT_BSTR;
param->bstrVal = bstr;
hr = SafeArrayUnaccessData(psaStrings);
IHTMLDocument2* document = (IHTMLDocument2*)documentPtr;
document->write(psaStrings);
// SafeArrayDestroy calls SysFreeString for each BSTR
SafeArrayDestroy(psaStrings);
}
else
{
wxLogError("wxWebViewIE::SetPage() : psaStrings is NULL");
}
}
wxString wxWebViewIE::GetPageSource()
{
wxVariant documentVariant = m_ie.GetProperty("Document");
void* documentPtr = documentVariant.GetVoidPtr();
if (documentPtr == NULL)
{
return wxEmptyString;
}
IHTMLDocument2* document = (IHTMLDocument2*)documentPtr;
IHTMLElement *bodyTag = NULL;
IHTMLElement *htmlTag = NULL;
document->get_body(&bodyTag);
wxASSERT(bodyTag != NULL);
document->Release();
bodyTag->get_parentElement(&htmlTag);
wxASSERT(htmlTag != NULL);
BSTR bstr;
htmlTag->get_outerHTML(&bstr);
bodyTag->Release();
htmlTag->Release();
//wxMessageBox(wxString(bstr));
// TODO: check encoding
return wxString(bstr);
}
// FIXME? retrieve OLECMDID_GETZOOMRANGE instead of hardcoding range 0-4
wxWebViewZoom wxWebViewIE::GetZoom()
{
const int zoom = GetIETextZoom();
switch (zoom)
{
case 0:
return wxWEB_VIEW_ZOOM_TINY;
break;
case 1:
return wxWEB_VIEW_ZOOM_SMALL;
break;
case 2:
return wxWEB_VIEW_ZOOM_MEDIUM;
break;
case 3:
return wxWEB_VIEW_ZOOM_LARGE;
break;
case 4:
return wxWEB_VIEW_ZOOM_LARGEST;
break;
default:
wxASSERT(false);
return wxWEB_VIEW_ZOOM_MEDIUM;
}
}
void wxWebViewIE::SetZoom(wxWebViewZoom zoom)
{
// I know I could cast from enum to int since wxWebViewZoom happens to
// match with IE's zoom levels, but I don't like doing that, what if enum
// values change...
switch (zoom)
{
case wxWEB_VIEW_ZOOM_TINY:
SetIETextZoom(0);
break;
case wxWEB_VIEW_ZOOM_SMALL:
SetIETextZoom(1);
break;
case wxWEB_VIEW_ZOOM_MEDIUM:
SetIETextZoom(2);
break;
case wxWEB_VIEW_ZOOM_LARGE:
SetIETextZoom(3);
break;
case wxWEB_VIEW_ZOOM_LARGEST:
SetIETextZoom(4);
break;
default:
wxASSERT(false);
}
}
void wxWebViewIE::SetIETextZoom(int level)
{
VARIANT zoomVariant;
VariantInit (&zoomVariant);
V_VT(&zoomVariant) = VT_I4;
V_I4(&zoomVariant) = level;
HRESULT result = m_webBrowser->ExecWB(OLECMDID_ZOOM,
OLECMDEXECOPT_DONTPROMPTUSER,
&zoomVariant, NULL);
wxASSERT (result == S_OK);
VariantClear (&zoomVariant);
}
int wxWebViewIE::GetIETextZoom()
{
VARIANT zoomVariant;
VariantInit (&zoomVariant);
V_VT(&zoomVariant) = VT_I4;
V_I4(&zoomVariant) = 4;
HRESULT result = m_webBrowser->ExecWB(OLECMDID_ZOOM,
OLECMDEXECOPT_DONTPROMPTUSER,
NULL, &zoomVariant);
wxASSERT (result == S_OK);
int zoom = V_I4(&zoomVariant);
// wxMessageBox(wxString::Format("Zoom : %i", zoom));
VariantClear (&zoomVariant);
return zoom;
}
void wxWebViewIE::SetIEOpticalZoom(float zoom)
{
// TODO: add support for optical zoom (IE7+ only)
// TODO: get range from OLECMDID_OPTICAL_GETZOOMRANGE instead of hardcoding?
wxASSERT(zoom >= 10.0f);
wxASSERT(zoom <= 1000.0f);
VARIANT zoomVariant;
VariantInit (&zoomVariant);
V_VT(&zoomVariant) = VT_I4;
V_I4(&zoomVariant) = (zoom * 100.0f);
HRESULT result = m_webBrowser->ExecWB((OLECMDID)OLECMDID_OPTICAL_ZOOM,
OLECMDEXECOPT_DODEFAULT,
&zoomVariant,
NULL);
wxASSERT (result == S_OK);
}
float wxWebViewIE::GetIEOpticalZoom()
{
// TODO: add support for optical zoom (IE7+ only)
VARIANT zoomVariant;
VariantInit (&zoomVariant);
V_VT(&zoomVariant) = VT_I4;
V_I4(&zoomVariant) = -1;
HRESULT result = m_webBrowser->ExecWB((OLECMDID)OLECMDID_OPTICAL_ZOOM,
OLECMDEXECOPT_DODEFAULT, NULL,
&zoomVariant);
wxASSERT (result == S_OK);
const int zoom = V_I4(&zoomVariant);
VariantClear (&zoomVariant);
return zoom / 100.0f;
}
void wxWebViewIE::SetZoomType(wxWebViewZoomType)
{
// TODO: add support for optical zoom (IE7+ only)
wxASSERT(false);
}
wxWebViewZoomType wxWebViewIE::GetZoomType() const
{
// TODO: add support for optical zoom (IE7+ only)
return wxWEB_VIEW_ZOOM_TYPE_TEXT;
}
bool wxWebViewIE::CanSetZoomType(wxWebViewZoomType) const
{
// both are supported
// TODO: IE6 only supports text zoom, check if it's IE6 first
return true;
}
void wxWebViewIE::Print()
{
m_webBrowser->ExecWB(OLECMDID_PRINTPREVIEW,
OLECMDEXECOPT_DODEFAULT, NULL, NULL);
}
void wxWebViewIE::GoBack()
{
wxVariant out = m_ie.CallMethod("GoBack");
// FIXME: why is out value null??
//return (HRESULT)(out.GetLong()) == S_OK;
}
void wxWebViewIE::GoForward()
{
wxVariant out = m_ie.CallMethod("GoForward");
// FIXME: why is out value null??
//return (HRESULT)(out.GetLong()) == S_OK;
}
void wxWebViewIE::Stop()
{
wxVariant out = m_ie.CallMethod("Stop");
// FIXME: why is out value null??
//return (HRESULT)(out.GetLong()) == S_OK;
}
void wxWebViewIE::Reload(wxWebViewReloadFlags flags)
{
wxVariant out;
if (flags & wxWEB_VIEW_RELOAD_NO_CACHE)
{
VARIANTARG level;
level.vt = VT_I2;
level.iVal = 3;
out = m_ie.CallMethod("Refresh2", &level);
}
else
{
out = m_ie.CallMethod("Refresh");
}
if (out.GetType() != "null")
{
wxMessageBox("Non-null return message : " + out.GetType());
}
}
bool wxWebViewIE::IsOfflineMode()
{
wxVariant out = m_ie.GetProperty("Offline");
wxASSERT(out.GetType() == "bool");
return out.GetBool();
}
void wxWebViewIE::SetOfflineMode(bool offline)
{
// FIXME: the wxWidgets docs do not really document what the return
// parameter of PutProperty is
const bool success = m_ie.PutProperty("Offline", (offline ?
VARIANT_TRUE :
VARIANT_FALSE));
wxASSERT(success);
}
bool wxWebViewIE::IsBusy()
{
if (m_isBusy) return true;
wxVariant out = m_ie.GetProperty("Busy");
wxASSERT(out.GetType() == "bool");
return out.GetBool();
}
wxString wxWebViewIE::GetCurrentURL()
{
wxVariant out = m_ie.GetProperty("LocationURL");
wxASSERT(out.GetType() == "string");
return out.GetString();
}
wxString wxWebViewIE::GetCurrentTitle()
{
wxVariant out = m_ie.GetProperty("LocationName");
wxASSERT(out.GetType() == "string");
return out.GetString();
}
void wxWebViewIE::onActiveXEvent(wxActiveXEvent& evt)
{
if (m_webBrowser == NULL) return;
switch (evt.GetDispatchId())
{
case DISPID_BEFORENAVIGATE2:
{
m_isBusy = true;
wxString url = evt[1].GetString();
wxString target = evt[3].GetString();
wxWebNavigationEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATING,
GetId(), url, target, true);
event.SetEventObject(this);
HandleWindowEvent(event);
if (event.IsVetoed())
{
wxActiveXEventNativeMSW* nativeParams =
evt.GetNativeParameters();
*V_BOOLREF(&nativeParams->pDispParams->rgvarg[0]) = VARIANT_TRUE;
}
// at this point, either the navigation event has been cancelled
// and we're not busy, either it was accepted and IWebBrowser2's
// Busy property will be true; so we don't need our override
// flag anymore.
m_isBusy = false;
break;
}
case DISPID_NAVIGATECOMPLETE2:
{
wxString url = evt[1].GetString();
// TODO: set target parameter if possible
wxString target = wxEmptyString;
wxWebNavigationEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
GetId(), url, target, false);
event.SetEventObject(this);
HandleWindowEvent(event);
break;
}
case DISPID_PROGRESSCHANGE:
{
// download progress
break;
}
case DISPID_DOCUMENTCOMPLETE:
{
wxString url = evt[1].GetString();
// TODO: set target parameter if possible
wxString target = wxEmptyString;
wxWebNavigationEvent event(wxEVT_COMMAND_WEB_VIEW_LOADED, GetId(),
url, target, false);
event.SetEventObject(this);
HandleWindowEvent(event);
break;
}
case DISPID_STATUSTEXTCHANGE:
{
break;
}
case DISPID_TITLECHANGE:
{
break;
}
case DISPID_NAVIGATEERROR:
{
wxWebNavigationError errorType = wxWEB_NAV_ERR_OTHER;
wxString errorCode = "?";
switch (evt[3].GetLong())
{
case INET_E_INVALID_URL: // (0x800C0002L or -2146697214)
errorCode = "INET_E_INVALID_URL";
errorType = wxWEB_NAV_ERR_REQUEST;
break;
case INET_E_NO_SESSION: // (0x800C0003L or -2146697213)
errorCode = "INET_E_NO_SESSION";
errorType = wxWEB_NAV_ERR_CONNECTION;
break;
case INET_E_CANNOT_CONNECT: // (0x800C0004L or -2146697212)
errorCode = "INET_E_CANNOT_CONNECT";
errorType = wxWEB_NAV_ERR_CONNECTION;
break;
case INET_E_RESOURCE_NOT_FOUND: // (0x800C0005L or -2146697211)
errorCode = "INET_E_RESOURCE_NOT_FOUND";
errorType = wxWEB_NAV_ERR_NOT_FOUND;
break;
case INET_E_OBJECT_NOT_FOUND: // (0x800C0006L or -2146697210)
errorCode = "INET_E_OBJECT_NOT_FOUND";
errorType = wxWEB_NAV_ERR_NOT_FOUND;
break;
case INET_E_DATA_NOT_AVAILABLE: // (0x800C0007L or -2146697209)
errorCode = "INET_E_DATA_NOT_AVAILABLE";
errorType = wxWEB_NAV_ERR_NOT_FOUND;
break;
case INET_E_DOWNLOAD_FAILURE: // (0x800C0008L or -2146697208)
errorCode = "INET_E_DOWNLOAD_FAILURE";
errorType = wxWEB_NAV_ERR_CONNECTION;
break;
case INET_E_AUTHENTICATION_REQUIRED: // (0x800C0009L or -2146697207)
errorCode = "INET_E_AUTHENTICATION_REQUIRED";
errorType = wxWEB_NAV_ERR_AUTH;
break;
case INET_E_NO_VALID_MEDIA: // (0x800C000AL or -2146697206)
errorCode = "INET_E_NO_VALID_MEDIA";
errorType = wxWEB_NAV_ERR_REQUEST;
break;
case INET_E_CONNECTION_TIMEOUT: // (0x800C000BL or -2146697205)
errorCode = "INET_E_CONNECTION_TIMEOUT";
errorType = wxWEB_NAV_ERR_CONNECTION;
break;
case INET_E_INVALID_REQUEST: // (0x800C000CL or -2146697204)
errorCode = "INET_E_INVALID_REQUEST";
errorType = wxWEB_NAV_ERR_REQUEST;
break;
case INET_E_UNKNOWN_PROTOCOL: // (0x800C000DL or -2146697203)
errorCode = "INET_E_UNKNOWN_PROTOCOL";
errorType = wxWEB_NAV_ERR_REQUEST;
break;
case INET_E_SECURITY_PROBLEM: // (0x800C000EL or -2146697202)
errorCode = "INET_E_SECURITY_PROBLEM";
errorType = wxWEB_NAV_ERR_SECURITY;
break;
case INET_E_CANNOT_LOAD_DATA: // (0x800C000FL or -2146697201)
errorCode = "INET_E_CANNOT_LOAD_DATA";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_CANNOT_INSTANTIATE_OBJECT:
// CoCreateInstance will return an error code if this happens,
// we'll handle this above.
return;
break;
case INET_E_REDIRECT_FAILED: // (0x800C0014L or -2146697196)
errorCode = "INET_E_REDIRECT_FAILED";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_REDIRECT_TO_DIR: // (0x800C0015L or -2146697195)
errorCode = "INET_E_REDIRECT_TO_DIR";
errorType = wxWEB_NAV_ERR_REQUEST;
break;
case INET_E_CANNOT_LOCK_REQUEST: // (0x800C0016L or -2146697194)
errorCode = "INET_E_CANNOT_LOCK_REQUEST";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_USE_EXTEND_BINDING: // (0x800C0017L or -2146697193)
errorCode = "INET_E_USE_EXTEND_BINDING";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_TERMINATED_BIND: // (0x800C0018L or -2146697192)
errorCode = "INET_E_TERMINATED_BIND";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_INVALID_CERTIFICATE: // (0x800C0019L or -2146697191)
errorCode = "INET_E_INVALID_CERTIFICATE";
errorType = wxWEB_NAV_ERR_CERTIFICATE;
break;
case INET_E_CODE_DOWNLOAD_DECLINED: // (0x800C0100L or -2146696960)
errorCode = "INET_E_CODE_DOWNLOAD_DECLINED";
errorType = wxWEB_NAV_ERR_USER_CANCELLED;
break;
case INET_E_RESULT_DISPATCHED: // (0x800C0200L or -2146696704)
// cancel request cancelled...
errorCode = "INET_E_RESULT_DISPATCHED";
errorType = wxWEB_NAV_ERR_OTHER;
break;
case INET_E_CANNOT_REPLACE_SFP_FILE: // (0x800C0300L or -2146696448)
errorCode = "INET_E_CANNOT_REPLACE_SFP_FILE";
errorType = wxWEB_NAV_ERR_SECURITY;
break;
case INET_E_CODE_INSTALL_BLOCKED_BY_HASH_POLICY:
errorCode = "INET_E_CODE_INSTALL_BLOCKED_BY_HASH_POLICY";
errorType = wxWEB_NAV_ERR_SECURITY;
break;
case INET_E_CODE_INSTALL_SUPPRESSED:
errorCode = "INET_E_CODE_INSTALL_SUPPRESSED";
errorType = wxWEB_NAV_ERR_SECURITY;
break;
}
wxString url = evt[1].GetString();
wxString target = evt[2].GetString();
wxWebNavigationEvent event(wxEVT_COMMAND_WEB_VIEW_ERROR, GetId(),
url, target, false);
event.SetEventObject(this);
event.SetInt(errorType);
event.SetString(errorCode);
HandleWindowEvent(event);
break;
}
case DISPID_COMMANDSTATECHANGE:
{
long commandId = evt[0].GetLong();
bool enable = evt[1].GetBool();
if (commandId == CSC_NAVIGATEBACK)
{
m_canNavigateBack = enable;
}
else if (commandId == CSC_NAVIGATEFORWARD)
{
m_canNavigateForward = enable;
}
}
/*
case DISPID_NEWWINDOW2:
//case DISPID_NEWWINDOW3:
{
wxLogMessage("DISPID_NEWWINDOW2\n");
wxActiveXEventNativeMSW* nativeParams = evt.GetNativeParameters();
// Cancel the attempt to open a new window
*V_BOOLREF(&nativeParams->pDispParams->rgvarg[0]) = VARIANT_TRUE;
}*/
}
evt.Skip();
}
#endif

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