X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/63b459df53367a5c90f44a3c85bddeed0cd45368..00b4e7c946860a23696ea5189c7da2eefbeb3e3b:/samples/html/test/test.cpp?ds=inline diff --git a/samples/html/test/test.cpp b/samples/html/test/test.cpp index e30905a82b..d42117b966 100644 --- a/samples/html/test/test.cpp +++ b/samples/html/test/test.cpp @@ -49,18 +49,32 @@ public: class MyHtmlWindow : public wxHtmlWindow { public: - MyHtmlWindow(wxWindow *parent) : wxHtmlWindow( parent ) { } + MyHtmlWindow(wxWindow *parent) : wxHtmlWindow( parent ) + { + // no custom background initially to avoid confusing people + m_drawCustomBg = false; + } virtual wxHtmlOpeningStatus OnOpeningURL(wxHtmlURLType WXUNUSED(type), const wxString& WXUNUSED(url), wxString *WXUNUSED(redirect)) const; + // toggle drawing of custom background + void DrawCustomBg(bool draw) + { + m_drawCustomBg = draw; + Refresh(); + } + private: +#if wxUSE_CLIPBOARD void OnClipboardEvent(wxClipboardTextEvent& event); +#endif // wxUSE_CLIPBOARD + void OnEraseBgEvent(wxEraseEvent& event); + + bool m_drawCustomBg; -#if wxUSE_CLIPBOARD DECLARE_EVENT_TABLE() -#endif // wxUSE_CLIPBOARD wxDECLARE_NO_COPY_CLASS(MyHtmlWindow); }; @@ -79,6 +93,7 @@ public: void OnBack(wxCommandEvent& event); void OnForward(wxCommandEvent& event); void OnProcessor(wxCommandEvent& event); + void OnDrawCustomBg(wxCommandEvent& event); void OnHtmlLinkClicked(wxHtmlLinkEvent& event); void OnHtmlCellHover(wxHtmlCellEvent &event); @@ -121,7 +136,8 @@ enum ID_DefaultWebBrowser, ID_Back, ID_Forward, - ID_Processor + ID_Processor, + ID_DrawCustomBg }; // ---------------------------------------------------------------------------- @@ -136,6 +152,7 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame) EVT_MENU(ID_Back, MyFrame::OnBack) EVT_MENU(ID_Forward, MyFrame::OnForward) EVT_MENU(ID_Processor, MyFrame::OnProcessor) + EVT_MENU(ID_DrawCustomBg, MyFrame::OnDrawCustomBg) EVT_HTML_LINK_CLICKED(wxID_ANY, MyFrame::OnHtmlLinkClicked) EVT_HTML_CELL_HOVER(wxID_ANY, MyFrame::OnHtmlCellHover) @@ -199,7 +216,8 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) menuFile->AppendSeparator(); menuFile->Append(ID_Processor, _("&Remove bold attribute"), wxEmptyString, wxITEM_CHECK); - + menuFile->AppendSeparator(); + menuFile->AppendCheckItem(ID_DrawCustomBg, "&Draw custom background"); menuFile->AppendSeparator(); menuFile->Append(wxID_EXIT, _("&Close frame")); menuNav->Append(ID_Back, _("Go &BACK")); @@ -240,7 +258,7 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size) m_Html->LoadFile(wxFileName(wxT("test.htm"))); m_Html->AddProcessor(m_Processor); - wxTextCtrl *text = new wxTextCtrl(this, wxID_ANY, _T(""), + wxTextCtrl *text = new wxTextCtrl(this, wxID_ANY, wxT(""), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE); @@ -323,6 +341,11 @@ void MyFrame::OnProcessor(wxCommandEvent& WXUNUSED(event)) m_Html->LoadPage(m_Html->GetOpenedPage()); } +void MyFrame::OnDrawCustomBg(wxCommandEvent& event) +{ + m_Html->DrawCustomBg(event.IsChecked()); +} + void MyFrame::OnHtmlLinkClicked(wxHtmlLinkEvent &event) { wxLogMessage(wxT("The url '%s' has been clicked!"), event.GetLinkInfo().GetHref().c_str()); @@ -351,15 +374,18 @@ wxHtmlOpeningStatus MyHtmlWindow::OnOpeningURL(wxHtmlURLType WXUNUSED(type), const wxString& url, wxString *WXUNUSED(redirect)) const { - GetRelatedFrame()->SetStatusText(url + _T(" lately opened"),1); + GetRelatedFrame()->SetStatusText(url + wxT(" lately opened"),1); return wxHTML_OPEN; } -#if wxUSE_CLIPBOARD BEGIN_EVENT_TABLE(MyHtmlWindow, wxHtmlWindow) +#if wxUSE_CLIPBOARD EVT_TEXT_COPY(wxID_ANY, MyHtmlWindow::OnClipboardEvent) +#endif // wxUSE_CLIPBOARD + EVT_ERASE_BACKGROUND(MyHtmlWindow::OnEraseBgEvent) END_EVENT_TABLE() +#if wxUSE_CLIPBOARD void MyHtmlWindow::OnClipboardEvent(wxClipboardTextEvent& WXUNUSED(event)) { // explicitly call wxHtmlWindow::CopySelection() method @@ -372,16 +398,43 @@ void MyHtmlWindow::OnClipboardEvent(wxClipboardTextEvent& WXUNUSED(event)) const wxString text = data.GetText(); const size_t maxTextLength = 100; - wxLogStatus(wxString::Format(_T("Clipboard: '%s%s'"), + wxLogStatus(wxString::Format(wxT("Clipboard: '%s%s'"), wxString(text, maxTextLength).c_str(), - (text.length() > maxTextLength) ? _T("...") - : _T(""))); + (text.length() > maxTextLength) ? wxT("...") + : wxT(""))); wxTheClipboard->Close(); return; } } - wxLogStatus(_T("Clipboard: nothing")); + wxLogStatus(wxT("Clipboard: nothing")); } #endif // wxUSE_CLIPBOARD + +void MyHtmlWindow::OnEraseBgEvent(wxEraseEvent& event) +{ + if ( !m_drawCustomBg ) + { + event.Skip(); + return; + } + + // draw a background grid to show that this handler is indeed executed + + wxDC& dc = *event.GetDC(); + dc.SetPen(*wxBLUE_PEN); + dc.Clear(); + + const wxSize size = GetVirtualSize(); + for ( int x = 0; x < size.x; x += 15 ) + { + dc.DrawLine(x, 0, x, size.y); + } + + for ( int y = 0; y < size.y; y += 15 ) + { + dc.DrawLine(0, y, size.x, y); + } +} +