]> git.saurik.com Git - wxWidgets.git/blobdiff - src/osx/webview_webkit.mm
new file added
[wxWidgets.git] / src / osx / webview_webkit.mm
index 9635069f2c411d7964819c7e31346709a6abb522..883fba00f24291fc894a7bb0929e6102835df82d 100644 (file)
@@ -14,8 +14,8 @@
 
 #include "wx/osx/webview_webkit.h"
 
-#if wxUSE_WEBVIEW_WEBKIT && (defined(__WXOSX_COCOA__) \
-                         ||  defined(__WXOSX_CARBON__))
+#if wxUSE_WEBVIEW && wxUSE_WEBVIEW_WEBKIT && (defined(__WXOSX_COCOA__) \
+                                          ||  defined(__WXOSX_CARBON__))
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
@@ -26,6 +26,8 @@
 
 #include "wx/osx/private.h"
 #include "wx/cocoa/string.h"
+#include "wx/hashmap.h"
+#include "wx/filesys.h"
 
 #include <WebKit/WebKit.h>
 #include <WebKit/HIWebView.h>
@@ -313,6 +315,16 @@ DEFINE_ONE_SHOT_HANDLER_GETTER( wxWebViewWebKitEventHandler )
 
 @end
 
+//We use a hash to map scheme names to wxWebViewHandler
+WX_DECLARE_STRING_HASH_MAP(wxSharedPtr<wxWebViewHandler>, wxStringToWebHandlerMap);
+
+static wxStringToWebHandlerMap g_stringHandlerMap;
+
+@interface WebViewCustomProtocol : NSURLProtocol
+{
+}
+@end
+
 // ----------------------------------------------------------------------------
 // creation/destruction
 // ----------------------------------------------------------------------------
@@ -374,7 +386,10 @@ bool wxWebViewWebKit::Create(wxWindow *parent,
 
     [m_webView setPolicyDelegate:policyDelegate];
 
-    LoadUrl(strURL);
+    //Register our own class for custom scheme handling
+    [NSURLProtocol registerClass:[WebViewCustomProtocol class]];
+
+    LoadURL(strURL);
     return true;
 }
 
@@ -396,7 +411,7 @@ wxWebViewWebKit::~wxWebViewWebKit()
 // public methods
 // ----------------------------------------------------------------------------
 
-bool wxWebViewWebKit::CanGoBack()
+bool wxWebViewWebKit::CanGoBack() const
 {
     if ( !m_webView )
         return false;
@@ -404,7 +419,7 @@ bool wxWebViewWebKit::CanGoBack()
     return [m_webView canGoBack];
 }
 
-bool wxWebViewWebKit::CanGoForward()
+bool wxWebViewWebKit::CanGoForward() const
 {
     if ( !m_webView )
         return false;
@@ -454,7 +469,7 @@ void wxWebViewWebKit::Stop()
     [[m_webView mainFrame] stopLoading];
 }
 
-bool wxWebViewWebKit::CanGetPageSource()
+bool wxWebViewWebKit::CanGetPageSource() const
 {
     if ( !m_webView )
         return false;
@@ -463,7 +478,7 @@ bool wxWebViewWebKit::CanGetPageSource()
     return ( [[dataSource representation] canProvideDocumentSource] );
 }
 
-wxString wxWebViewWebKit::GetPageSource()
+wxString wxWebViewWebKit::GetPageSource() const
 {
 
     if (CanGetPageSource())
@@ -486,7 +501,7 @@ wxString wxWebViewWebKit::GetPageSource()
     return wxEmptyString;
 }
 
-bool wxWebViewWebKit::CanIncreaseTextSize()
+bool wxWebViewWebKit::CanIncreaseTextSize() const
 {
     if ( !m_webView )
         return false;
@@ -506,7 +521,7 @@ void wxWebViewWebKit::IncreaseTextSize()
         [m_webView makeTextLarger:(WebView*)m_webView];
 }
 
-bool wxWebViewWebKit::CanDecreaseTextSize()
+bool wxWebViewWebKit::CanDecreaseTextSize() const
 {
     if ( !m_webView )
         return false;
@@ -542,7 +557,7 @@ void wxWebViewWebKit::Print()
     {
         [op setShowsPrintPanel: showPrompt];
         // in my tests, the progress bar always freezes and it stops the whole
-        // print operation. do not turn this to true unless there is a 
+        // print operation. do not turn this to true unless there is a
         // workaround for the bug.
         [op setShowsProgressPanel: false];
     }
@@ -558,7 +573,7 @@ void wxWebViewWebKit::SetEditable(bool enable)
     [m_webView setEditable:enable ];
 }
 
-bool wxWebViewWebKit::IsEditable()
+bool wxWebViewWebKit::IsEditable() const
 {
     if ( !m_webView )
         return false;
@@ -614,7 +629,7 @@ void wxWebViewWebKit::SetScrollPos(int pos)
             (NSString*)wxNSStringWithWxString( javascript )];
 }
 
-wxString wxWebViewWebKit::GetSelectedText()
+wxString wxWebViewWebKit::GetSelectedText() const
 {
     NSString* selection = [[m_webView selectedDOMRange] markupString];
     if (!selection) return wxEmptyString;
@@ -633,7 +648,7 @@ void wxWebViewWebKit::RunScript(const wxString& javascript)
 
 void wxWebViewWebKit::OnSize(wxSizeEvent &event)
 {
-#if defined(__WXMAC_) && wxOSX_USE_CARBON
+#if defined(__WXMAC__) && wxOSX_USE_CARBON
     // This is a nasty hack because WebKit seems to lose its position when it is
     // embedded in a control that is not itself the content view for a TLW.
     // I put it in OnSize because these calcs are not perfect, and in fact are
@@ -679,7 +694,7 @@ void wxWebViewWebKit::OnSize(wxSizeEvent &event)
     // we want is the root view, because we need to make the y origin relative
     // to the very top of the window, not its contents, since we later flip
     // the y coordinate for Cocoa.
-    HIViewConvertRect (&rect, m_peer->GetControlRef(),
+    HIViewConvertRect (&rect, GetPeer()->GetControlRef(),
                                 HIViewGetRoot(
                                     (WindowRef) MacGetTopLevelWindowRef()
                                  ));
@@ -720,23 +735,23 @@ void wxWebViewWebKit::MacVisibilityChanged(){
 #endif
 }
 
-void wxWebViewWebKit::LoadUrl(const wxString& url)
+void wxWebViewWebKit::LoadURL(const wxString& url)
 {
     [[m_webView mainFrame] loadRequest:[NSURLRequest requestWithURL:
             [NSURL URLWithString:wxNSStringWithWxString(url)]]];
 }
 
-wxString wxWebViewWebKit::GetCurrentURL()
+wxString wxWebViewWebKit::GetCurrentURL() const
 {
     return wxStringWithNSString([m_webView mainFrameURL]);
 }
 
-wxString wxWebViewWebKit::GetCurrentTitle()
+wxString wxWebViewWebKit::GetCurrentTitle() const
 {
     return wxStringWithNSString([m_webView mainFrameTitle]);
 }
 
-float wxWebViewWebKit::GetWebkitZoom()
+float wxWebViewWebKit::GetWebkitZoom() const
 {
     return [m_webView textSizeMultiplier];
 }
@@ -746,7 +761,7 @@ void wxWebViewWebKit::SetWebkitZoom(float zoom)
     [m_webView setTextSizeMultiplier:zoom];
 }
 
-wxWebViewZoom wxWebViewWebKit::GetZoom()
+wxWebViewZoom wxWebViewWebKit::GetZoom() const
 {
     float zoom = GetWebkitZoom();
 
@@ -850,7 +865,7 @@ void wxWebViewWebKit::DeleteSelection()
     [(WebView*)m_webView deleteSelection];
 }
 
-bool wxWebViewWebKit::HasSelection()
+bool wxWebViewWebKit::HasSelection() const
 {
     DOMRange* range = [m_webView selectedDOMRange];
     if(!range)
@@ -874,7 +889,7 @@ void wxWebViewWebKit::SelectAll()
     RunScript("window.getSelection().selectAllChildren(document.body);");
 }
 
-wxString wxWebViewWebKit::GetSelectedSource()
+wxString wxWebViewWebKit::GetSelectedSource() const
 {
     wxString script = ("var range = window.getSelection().getRangeAt(0);"
                        "var element = document.createElement('div');"
@@ -885,7 +900,7 @@ wxString wxWebViewWebKit::GetSelectedSource()
     return wxStringWithNSString([result stringValue]);
 }
 
-wxString wxWebViewWebKit::GetPageText()
+wxString wxWebViewWebKit::GetPageText() const
 {
     id result = [[m_webView windowScriptObject]
                  evaluateWebScript:@"document.body.textContent"];
@@ -906,9 +921,9 @@ void wxWebViewWebKit::ClearHistory()
     [m_webView setMaintainsBackForwardList:YES];
 }
 
-wxVector<wxSharedPtr<wxWebHistoryItem> > wxWebViewWebKit::GetBackwardHistory()
+wxVector<wxSharedPtr<wxWebViewHistoryItem> > wxWebViewWebKit::GetBackwardHistory()
 {
-    wxVector<wxSharedPtr<wxWebHistoryItem> > backhist;
+    wxVector<wxSharedPtr<wxWebViewHistoryItem> > backhist;
     WebBackForwardList* history = [m_webView backForwardList];
     int count = [history backListCount];
     for(int i = -count; i < 0; i++)
@@ -916,17 +931,17 @@ wxVector<wxSharedPtr<wxWebHistoryItem> > wxWebViewWebKit::GetBackwardHistory()
         WebHistoryItem* item = [history itemAtIndex:i];
         wxString url = wxStringWithNSString([item URLString]);
         wxString title = wxStringWithNSString([item title]);
-        wxWebHistoryItem* wxitem = new wxWebHistoryItem(url, title);
+        wxWebViewHistoryItem* wxitem = new wxWebViewHistoryItem(url, title);
         wxitem->m_histItem = item;
-        wxSharedPtr<wxWebHistoryItem> itemptr(wxitem);
+        wxSharedPtr<wxWebViewHistoryItem> itemptr(wxitem);
         backhist.push_back(itemptr);
     }
     return backhist;
 }
 
-wxVector<wxSharedPtr<wxWebHistoryItem> > wxWebViewWebKit::GetForwardHistory()
+wxVector<wxSharedPtr<wxWebViewHistoryItem> > wxWebViewWebKit::GetForwardHistory()
 {
-    wxVector<wxSharedPtr<wxWebHistoryItem> > forwardhist;
+    wxVector<wxSharedPtr<wxWebViewHistoryItem> > forwardhist;
     WebBackForwardList* history = [m_webView backForwardList];
     int count = [history forwardListCount];
     for(int i = 1; i <= count; i++)
@@ -934,25 +949,25 @@ wxVector<wxSharedPtr<wxWebHistoryItem> > wxWebViewWebKit::GetForwardHistory()
         WebHistoryItem* item = [history itemAtIndex:i];
         wxString url = wxStringWithNSString([item URLString]);
         wxString title = wxStringWithNSString([item title]);
-        wxWebHistoryItem* wxitem = new wxWebHistoryItem(url, title);
+        wxWebViewHistoryItem* wxitem = new wxWebViewHistoryItem(url, title);
         wxitem->m_histItem = item;
-        wxSharedPtr<wxWebHistoryItem> itemptr(wxitem);
+        wxSharedPtr<wxWebViewHistoryItem> itemptr(wxitem);
         forwardhist.push_back(itemptr);
     }
     return forwardhist;
 }
 
-void wxWebViewWebKit::LoadHistoryItem(wxSharedPtr<wxWebHistoryItem> item)
+void wxWebViewWebKit::LoadHistoryItem(wxSharedPtr<wxWebViewHistoryItem> item)
 {
     [m_webView goToBackForwardItem:item->m_histItem];
 }
 
-bool wxWebViewWebKit::CanUndo()
+bool wxWebViewWebKit::CanUndo() const
 {
     return [[m_webView undoManager] canUndo];
 }
 
-bool wxWebViewWebKit::CanRedo()
+bool wxWebViewWebKit::CanRedo() const
 {
     return [[m_webView undoManager] canRedo];
 }
@@ -967,6 +982,11 @@ void wxWebViewWebKit::Redo()
     [[m_webView undoManager] redo];
 }
 
+void wxWebViewWebKit::RegisterHandler(wxSharedPtr<wxWebViewHandler> handler)
+{
+    g_stringHandlerMap[handler->GetName()] = handler;
+}
+
 //------------------------------------------------------------
 // Listener interfaces
 //------------------------------------------------------------
@@ -998,13 +1018,13 @@ void wxWebViewWebKit::Redo()
     if (webKitWindow && frame == [sender mainFrame]){
         NSString *url = [[[[frame dataSource] request] URL] absoluteString];
         wxString target = wxStringWithNSString([frame name]);
-        wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
-                                       webKitWindow->GetId(),
-                                       wxStringWithNSString( url ),
-                                       target, false);
+        wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATED,
+                             webKitWindow->GetId(),
+                             wxStringWithNSString( url ),
+                             target);
 
         if (webKitWindow && webKitWindow->GetEventHandler())
-            webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+            webKitWindow->GetEventHandler()->ProcessEvent(event);
     }
 }
 
@@ -1016,17 +1036,17 @@ void wxWebViewWebKit::Redo()
         NSString *url = [[[[frame dataSource] request] URL] absoluteString];
 
         wxString target = wxStringWithNSString([frame name]);
-        wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_LOADED,
-                                       webKitWindow->GetId(),
-                                       wxStringWithNSString( url ),
-                                       target, false);
+        wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_LOADED,
+                             webKitWindow->GetId(),
+                             wxStringWithNSString( url ),
+                             target);
 
         if (webKitWindow && webKitWindow->GetEventHandler())
-            webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+            webKitWindow->GetEventHandler()->ProcessEvent(event);
     }
 }
 
-wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
+wxString nsErrorToWxHtmlError(NSError* error, wxWebViewNavigationError* out)
 {
     *out = wxWEB_NAV_ERR_OTHER;
 
@@ -1042,7 +1062,9 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
 
             case NSURLErrorResourceUnavailable:
             case NSURLErrorHTTPTooManyRedirects:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
             case NSURLErrorDataLengthExceedsMaximum:
+#endif
             case NSURLErrorBadURL:
             case NSURLErrorFileIsDirectory:
                 *out = wxWEB_NAV_ERR_REQUEST;
@@ -1064,16 +1086,20 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
                 *out = wxWEB_NAV_ERR_USER_CANCELLED;
                 break;
 
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
             case NSURLErrorCannotDecodeRawData:
             case NSURLErrorCannotDecodeContentData:
-            case NSURLErrorBadServerResponse:
             case NSURLErrorCannotParseResponse:
+#endif
+            case NSURLErrorBadServerResponse:
                 *out = wxWEB_NAV_ERR_REQUEST;
                 break;
 
             case NSURLErrorUserAuthenticationRequired:
             case NSURLErrorSecureConnectionFailed:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
             case NSURLErrorClientCertificateRequired:
+#endif
                 *out = wxWEB_NAV_ERR_AUTH;
                 break;
 
@@ -1108,18 +1134,18 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
     if (webKitWindow && frame == [sender mainFrame]){
         NSString *url = [[[[frame dataSource] request] URL] absoluteString];
 
-        wxWebNavigationError type;
+        wxWebViewNavigationError type;
         wxString description = nsErrorToWxHtmlError(error, &type);
-               wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_ERROR,
-                                              webKitWindow->GetId(),
-                                       wxStringWithNSString( url ),
-                                       wxEmptyString, false);
-               thisEvent.SetString(description);
-               thisEvent.SetInt(type);
+               wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_ERROR,
+                                    webKitWindow->GetId(),
+                             wxStringWithNSString( url ),
+                             wxEmptyString);
+               event.SetString(description);
+               event.SetInt(type);
 
                if (webKitWindow && webKitWindow->GetEventHandler())
                {
-                       webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+                       webKitWindow->GetEventHandler()->ProcessEvent(event);
                }
     }
 }
@@ -1134,17 +1160,17 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
         NSString *url = [[[[frame provisionalDataSource] request] URL]
                             absoluteString];
 
-               wxWebNavigationError type;
+               wxWebViewNavigationError type;
         wxString description = nsErrorToWxHtmlError(error, &type);
-               wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_ERROR,
-                                              webKitWindow->GetId(),
-                                       wxStringWithNSString( url ),
-                                       wxEmptyString, false);
-               thisEvent.SetString(description);
-               thisEvent.SetInt(type);
+               wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_ERROR,
+                                    webKitWindow->GetId(),
+                             wxStringWithNSString( url ),
+                             wxEmptyString);
+               event.SetString(description);
+               event.SetInt(type);
 
                if (webKitWindow && webKitWindow->GetEventHandler())
-                       webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+                       webKitWindow->GetEventHandler()->ProcessEvent(event);
     }
 }
 
@@ -1152,15 +1178,15 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
                                          forFrame:(WebFrame *)frame
 {
     wxString target = wxStringWithNSString([frame name]);
-    wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED,
-                                   webKitWindow->GetId(),
-                                   webKitWindow->GetCurrentURL(),
-                                   target, true);
-                                   
-    thisEvent.SetString(wxStringWithNSString(title));
+    wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_TITLE_CHANGED,
+                         webKitWindow->GetId(),
+                         webKitWindow->GetCurrentURL(),
+                         target);
+
+    event.SetString(wxStringWithNSString(title));
 
     if (webKitWindow && webKitWindow->GetEventHandler())
-        webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+        webKitWindow->GetEventHandler()->ProcessEvent(event);
 }
 @end
 
@@ -1184,14 +1210,14 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
     webKitWindow->m_busy = true;
     NSString *url = [[request URL] absoluteString];
     wxString target = wxStringWithNSString([frame name]);
-    wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_NAVIGATING,
-                                   webKitWindow->GetId(),
-                                   wxStringWithNSString( url ), target, true);
+    wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_NAVIGATING,
+                         webKitWindow->GetId(),
+                         wxStringWithNSString( url ), target);
 
     if (webKitWindow && webKitWindow->GetEventHandler())
-        webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+        webKitWindow->GetEventHandler()->ProcessEvent(event);
 
-    if (thisEvent.IsVetoed())
+    if (!event.IsAllowed())
     {
         webKitWindow->m_busy = false;
         [listener ignore];
@@ -1202,7 +1228,7 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
     }
 }
 
-- (void)webView:(WebView *)sender 
+- (void)webView:(WebView *)sender
       decidePolicyForNewWindowAction:(NSDictionary *)actionInformation
                              request:(NSURLRequest *)request
                         newFrameName:(NSString *)frameName
@@ -1211,15 +1237,82 @@ wxString nsErrorToWxHtmlError(NSError* error, wxWebNavigationError* out)
     wxUnusedVar(actionInformation);
 
     NSString *url = [[request URL] absoluteString];
-    wxWebNavigationEvent thisEvent(wxEVT_COMMAND_WEB_VIEW_NEWWINDOW,
-                                   webKitWindow->GetId(),
-                                   wxStringWithNSString( url ), "", true);
+    wxWebViewEvent event(wxEVT_COMMAND_WEB_VIEW_NEWWINDOW,
+                         webKitWindow->GetId(),
+                         wxStringWithNSString( url ), "");
 
     if (webKitWindow && webKitWindow->GetEventHandler())
-        webKitWindow->GetEventHandler()->ProcessEvent(thisEvent);
+        webKitWindow->GetEventHandler()->ProcessEvent(event);
 
     [listener ignore];
 }
 @end
 
-#endif //wxUSE_WEBVIEW_WEBKIT
+@implementation WebViewCustomProtocol
+
++ (BOOL)canInitWithRequest:(NSURLRequest *)request
+{
+    NSString *scheme = [[request URL] scheme];
+
+    wxStringToWebHandlerMap::const_iterator it;
+    for( it = g_stringHandlerMap.begin(); it != g_stringHandlerMap.end(); ++it )
+    {
+        if(it->first.IsSameAs(wxStringWithNSString(scheme)))
+        {
+            return YES;
+        }
+    }
+
+       return NO;
+}
+
++ (NSURLRequest *)canonicalRequestForRequest:(NSURLRequest *)request
+{
+    //We don't do any processing here as the wxWebViewHandler classes do it
+    return request;
+}
+
+- (void)startLoading
+{
+    NSURLRequest *request = [self request];
+       NSString* path = [[request URL] absoluteString];
+
+    wxString wxpath = wxStringWithNSString(path);
+    wxString scheme = wxStringWithNSString([[request URL] scheme]);
+    wxFSFile* file = g_stringHandlerMap[scheme]->GetFile(wxpath);
+    size_t length = file->GetStream()->GetLength();
+
+
+    NSURLResponse *response =  [[NSURLResponse alloc] initWithURL:[request URL]
+                                          MIMEType:wxNSStringWithWxString(file->GetMimeType())
+                                          expectedContentLength:length
+                                          textEncodingName:nil];
+
+    //Load the data, we malloc it so it is tidied up properly
+    void* buffer = malloc(length);
+    file->GetStream()->Read(buffer, length);
+    NSData *data = [[NSData alloc] initWithBytesNoCopy:buffer length:length];
+
+    id<NSURLProtocolClient> client = [self client];
+
+    //We do not support caching anything yet
+       [client URLProtocol:self didReceiveResponse:response
+            cacheStoragePolicy:NSURLCacheStorageNotAllowed];
+
+    //Set the data
+       [client URLProtocol:self didLoadData:data];
+
+       //Notify that we have finished
+       [client URLProtocolDidFinishLoading:self];
+
+       [response release];
+}
+
+- (void)stopLoading
+{
+
+}
+
+@end
+
+#endif //wxUSE_WEBVIEW && wxUSE_WEBVIEW_WEBKIT