Moved the cleanup code to an EVT_WINDOW_DESTROY handler.

[wxWidgets.git] / include / wx / html / htmlwin.h

diff --git a/include/wx/html/htmlwin.h b/include/wx/html/htmlwin.h
index 5ef878c088555e1b39d94cd4d24fafc42abe46c2..d31dd8b880fa09f812e5254f8d736023f35fb85a 100644 (file)
--- a/include/wx/html/htmlwin.h
+++ b/include/wx/html/htmlwin.h
@@ -32,6 +32,19 @@ class wxHtmlWinModule;
 class wxHtmlHistoryArray;
 class wxHtmlProcessorList;
 
+
+// wxHtmlWindow flags:
+#define wxHW_SCROLLBAR_NEVER    0x0002
+#define wxHW_SCROLLBAR_AUTO     0x0004
+
+// enums for wxHtmlWindow::OnOpeningURL
+enum wxHtmlOpeningStatus
+{
+    wxHTML_OPEN,
+    wxHTML_BLOCK,
+    wxHTML_REDIRECT
+};
+
 //--------------------------------------------------------------------------------
 // wxHtmlWindow
 //                  (This is probably the only class you will directly use.)
@@ -49,20 +62,30 @@ class WXDLLEXPORT wxHtmlWindow : public wxScrolledWindow
     friend class wxHtmlWinModule;
 
 public:
-    wxHtmlWindow() : wxScrolledWindow() {}
+    wxHtmlWindow() { Init(); }
     wxHtmlWindow(wxWindow *parent, wxWindowID id = -1,
                  const wxPoint& pos = wxDefaultPosition,
                  const wxSize& size = wxDefaultSize,
                  long style = wxHW_SCROLLBAR_AUTO,
-                 const wxString& name = wxT("htmlWindow"));
+                 const wxString& name = wxT("htmlWindow"))
+    {
+        Init();
+        Create(parent, id, pos, size, style, name);
+    }
     ~wxHtmlWindow();
 
+    bool Create(wxWindow *parent, wxWindowID id = -1,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxHW_SCROLLBAR_AUTO,
+                const wxString& name = wxT("htmlWindow"));
+
     // Set HTML page and display it. !! source is HTML document itself,
     // it is NOT address/filename of HTML document. If you want to
     // specify document location, use LoadPage() istead
     // Return value : FALSE if an error occured, TRUE otherwise
     bool SetPage(const wxString& source);
-    
+
     // Append to current page
     bool AppendToPage(const wxString& source);
 
@@ -96,10 +119,6 @@ public:
     // Sets fonts to be used when displaying HTML page.
     void SetFonts(wxString normal_face, wxString fixed_face, const int *sizes);
 
-    // Sets the title of the window
-    // (depending on the information passed to SetRelatedFrame() method)
-    virtual void OnSetTitle(const wxString& title);
-
     // Sets space between text and window borders.
     void SetBorders(int b) {m_Borders = b;}
 
@@ -126,8 +145,24 @@ public:
     // Adds input filter
     static void AddFilter(wxHtmlFilter *filter);
 
+    // Returns a pointer to the parser.
+    wxHtmlWinParser *GetParser() const { return m_Parser; }
+
+    // Adds HTML processor to this instance of wxHtmlWindow:
+    void AddProcessor(wxHtmlProcessor *processor);
+    // Adds HTML processor to wxHtmlWindow class as whole:
+    static void AddGlobalProcessor(wxHtmlProcessor *processor);
+
+    // what would we do with it?
+    virtual bool AcceptsFocusFromKeyboard() const { return FALSE; }
+
+    // -- Callbacks --
+
+    // Sets the title of the window
+    // (depending on the information passed to SetRelatedFrame() method)
+    virtual void OnSetTitle(const wxString& title);
+
     // Called when the mouse hovers over a cell: (x, y) are logical coords
-    //
     // Default behaviour is to do nothing at all
     virtual void OnCellMouseHover(wxHtmlCell *cell, wxCoord x, wxCoord y);
 
@@ -141,18 +176,18 @@ public:
     // call LoadPage(loc)
     virtual void OnLinkClicked(const wxHtmlLinkInfo& link);
 
-    // Returns a pointer to the parser.
-    wxHtmlWinParser *GetParser() const { return m_Parser; }
-
-    // Adds HTML processor to this instance of wxHtmlWindow:
-    void AddProcessor(wxHtmlProcessor *processor);
-    // Adds HTML processor to wxHtmlWindow class as whole:
-    static void AddGlobalProcessor(wxHtmlProcessor *processor);
-
-    // what would we do with it?
-    virtual bool AcceptsFocusFromKeyboard() const { return FALSE; }
+    // Called when wxHtmlWindow wants to fetch data from an URL (e.g. when
+    // loading a page or loading an image). The data are downloaded if and only if
+    // OnOpeningURL returns TRUE. If OnOpeningURL returns wxHTML_REDIRECT,
+    // it must set *redirect to the new URL
+    virtual wxHtmlOpeningStatus OnOpeningURL(wxHtmlURLType WXUNUSED(type),
+                                             const wxString& WXUNUSED(url),
+                                             wxString *WXUNUSED(redirect)) const
+        { return wxHTML_OPEN; }
 
 protected:
+    void Init();
+
     // Scrolls to anchor of this name. (Anchor is #news
     // or #features etc. it is part of address sometimes:
     // http://www.ms.mff.cuni.cz/~vsla8348/wxhtml/index.html#news)