add events API to wxHtmlWindow (patch #1504493 by Francesco Montorsi)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42658 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/htlbox/htlbox.cpp

@@ -78,9 +78,6 @@ protected:
     virtual void OnDrawSeparator(wxDC& dc, wxRect& rect, size_t n) const;
     virtual wxColour GetSelectedTextColour(const wxColour& colFg) const;
 
-    // override this method to handle mouse clicks
-    virtual void OnLinkClicked(size_t n, const wxHtmlLinkInfo& link);
-
     // flag telling us whether we should use fg colour even for the selected
     // item
     bool m_change;
@@ -88,11 +85,12 @@ protected:
     // flag which we toggle to update the first items text in OnGetItem()
     bool m_firstItemUpdated;
 
+public:
+
     // flag which we toggle when the user clicks on the link in 2nd item
     // to change 2nd item's text
     bool m_linkClicked;
 
-
 #ifdef USE_HTML_FILE
     wxTextFile m_file;
 #endif
@@ -132,6 +130,10 @@ public:
         wxLogMessage(_T("Listbox item %d double clicked."), event.GetInt());
     }
     
+    void OnHtmlLinkClicked(wxHtmlLinkEvent& event);
+    void OnHtmlCellHover(wxHtmlCellEvent &event);
+    void OnHtmlCellClicked(wxHtmlCellEvent &event);
+
     wxSimpleHtmlListBox *GetSimpleBox() 
         { return wxDynamicCast(m_hlbox, wxSimpleHtmlListBox); }
     MyHtmlListBox *GetMyBox()
@@ -206,6 +208,13 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 
     EVT_LISTBOX(wxID_ANY, MyFrame::OnLboxSelect)
     EVT_LISTBOX_DCLICK(wxID_ANY, MyFrame::OnLboxDClick)
+
+
+    // the HTML listbox's events
+    EVT_HTML_LINK_CLICKED(wxID_ANY, MyFrame::OnHtmlLinkClicked)
+    EVT_HTML_CELL_HOVER(wxID_ANY, MyFrame::OnHtmlCellHover)
+    EVT_HTML_CELL_CLICKED(wxID_ANY, MyFrame::OnHtmlCellClicked)
+
 END_EVENT_TABLE()
 
 IMPLEMENT_APP(MyApp)
@@ -454,6 +463,32 @@ void MyFrame::OnSetSelFgCol(wxCommandEvent& event)
     }
 }
 
+void MyFrame::OnHtmlLinkClicked(wxHtmlLinkEvent &event)
+{
+    wxLogMessage(wxT("The url '%s' has been clicked!"), event.GetLinkInfo().GetHref().c_str());
+
+    if (GetMyBox())
+    {
+        GetMyBox()->m_linkClicked = true;
+        GetMyBox()->RefreshLine(1);
+    }
+}
+
+void MyFrame::OnHtmlCellHover(wxHtmlCellEvent &event)
+{
+    wxLogMessage(wxT("Mouse moved over cell %p at %d;%d"),
+                 event.GetCell(), event.GetPoint().x, event.GetPoint().y);
+}
+
+void MyFrame::OnHtmlCellClicked(wxHtmlCellEvent &event)
+{
+    wxLogMessage(wxT("Click over cell %p at %d;%d"),
+                 event.GetCell(), event.GetPoint().x, event.GetPoint().y);
+
+    // if we don't skip the event, OnHtmlLinkClicked won't be called!
+    event.Skip();
+}
+
 // ----------------------------------------------------------------------------
 // listbox event handlers
 // ----------------------------------------------------------------------------
@@ -585,12 +620,3 @@ void MyHtmlListBox::UpdateFirstItem()
 
     RefreshLine(0);
 }
-
-void MyHtmlListBox::OnLinkClicked(size_t WXUNUSED(n),
-                                  const wxHtmlLinkInfo& WXUNUSED(link))
-{
-    m_linkClicked = true;
-
-    RefreshLine(1);
-}
-

samples/html/test/test.cpp

@@ -71,6 +71,10 @@ public:
     void OnForward(wxCommandEvent& event);
     void OnProcessor(wxCommandEvent& event);
 
+    void OnHtmlLinkClicked(wxHtmlLinkEvent& event);
+    void OnHtmlCellHover(wxHtmlCellEvent &event);
+    void OnHtmlCellClicked(wxHtmlCellEvent &event);
+
 private:
     MyHtmlWindow *m_Html;
     wxHtmlProcessor *m_Processor;
@@ -121,6 +125,10 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(ID_Back, MyFrame::OnBack)
     EVT_MENU(ID_Forward, MyFrame::OnForward)
     EVT_MENU(ID_Processor, MyFrame::OnProcessor)
+
+    EVT_HTML_LINK_CLICKED(wxID_ANY, MyFrame::OnHtmlLinkClicked)
+    EVT_HTML_CELL_HOVER(wxID_ANY, MyFrame::OnHtmlCellHover)
+    EVT_HTML_CELL_CLICKED(wxID_ANY, MyFrame::OnHtmlCellClicked)
 END_EVENT_TABLE()
 
 IMPLEMENT_APP(MyApp)
@@ -216,6 +224,17 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     m_Html->ReadCustomization(wxConfig::Get());
     m_Html->LoadFile(wxFileName(wxT("test.htm")));
     m_Html->AddProcessor(m_Processor);
+
+    wxTextCtrl *text = new wxTextCtrl(this, wxID_ANY, _T(""),
+                                      wxDefaultPosition, wxDefaultSize,
+                                      wxTE_MULTILINE);
+
+    delete wxLog::SetActiveTarget(new wxLogTextCtrl(text));
+
+    wxSizer *sz = new wxBoxSizer(wxVERTICAL);
+    sz->Add(m_Html, 3, wxGROW);
+    sz->Add(text, 1, wxGROW);
+    SetSizer(sz);
 }
 
 
@@ -272,6 +291,30 @@ void MyFrame::OnProcessor(wxCommandEvent& WXUNUSED(event))
     m_Html->LoadPage(m_Html->GetOpenedPage());
 }
 
+void MyFrame::OnHtmlLinkClicked(wxHtmlLinkEvent &event)
+{
+    wxLogMessage(wxT("The url '%s' has been clicked!"), event.GetLinkInfo().GetHref().c_str());
+
+    // skipping this event the default behaviour (load the clicked URL)
+    // will happen...
+    event.Skip();
+}
+
+void MyFrame::OnHtmlCellHover(wxHtmlCellEvent &event)
+{
+    wxLogMessage(wxT("Mouse moved over cell %d at %d;%d"),
+                 event.GetCell(), event.GetPoint().x, event.GetPoint().y);
+}
+
+void MyFrame::OnHtmlCellClicked(wxHtmlCellEvent &event)
+{
+    wxLogMessage(wxT("Click over cell %d at %d;%d"),
+                 event.GetCell(), event.GetPoint().x, event.GetPoint().y);
+
+    // if we don't skip the event, OnHtmlLinkClicked won't be called!
+    event.Skip();
+}
+
 wxHtmlOpeningStatus MyHtmlWindow::OnOpeningURL(wxHtmlURLType WXUNUSED(type),
                                                const wxString& url,
                                                wxString *WXUNUSED(redirect)) const