X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/33ac7e6f01acbac1cff0ad400d8ea7f0bfd0a62f..ccf0e7f6d42817cad37fc6480a6c0381fe6799e0:/src/html/htmlwin.cpp diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp index 5f14c0e508..7d79fe5523 100644 --- a/src/html/htmlwin.cpp +++ b/src/html/htmlwin.cpp @@ -9,7 +9,8 @@ #ifdef __GNUG__ -#pragma implementation +#pragma implementation "htmlwin.h" +#pragma implementation "htmlproc.h" #endif #include "wx/wxprec.h" @@ -22,22 +23,53 @@ #endif #ifndef WXPRECOMP -#include "wx/wx.h" + #include "wx/log.h" + #include "wx/intl.h" + #include "wx/dcclient.h" + #include "wx/frame.h" #endif #include "wx/html/htmlwin.h" -#include "wx/html/forcelnk.h" -#include "wx/log.h" +#include "wx/html/htmlproc.h" +#include "wx/list.h" +#include "wx/arrimpl.cpp" +#include "wx/listimpl.cpp" //----------------------------------------------------------------------------- -// wxHtmlWindow +// wxHtmlHistoryItem //----------------------------------------------------------------------------- +// item of history list +class WXDLLEXPORT wxHtmlHistoryItem : public wxObject +{ +public: + wxHtmlHistoryItem(const wxString& p, const wxString& a) {m_Page = p, m_Anchor = a, m_Pos = 0;} + int GetPos() const {return m_Pos;} + void SetPos(int p) {m_Pos = p;} + const wxString& GetPage() const {return m_Page;} + const wxString& GetAnchor() const {return m_Anchor;} + +private: + wxString m_Page; + wxString m_Anchor; + int m_Pos; +}; + +//----------------------------------------------------------------------------- +// our private arrays: +//----------------------------------------------------------------------------- -#include "wx/arrimpl.cpp" -WX_DEFINE_OBJARRAY(HtmlHistoryArray) +WX_DECLARE_OBJARRAY(wxHtmlHistoryItem, wxHtmlHistoryArray); +WX_DEFINE_OBJARRAY(wxHtmlHistoryArray); + +WX_DECLARE_LIST(wxHtmlProcessor, wxHtmlProcessorList); +WX_DEFINE_LIST(wxHtmlProcessorList); + +//----------------------------------------------------------------------------- +// wxHtmlWindow +//----------------------------------------------------------------------------- wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, @@ -45,11 +77,12 @@ wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, { m_tmpMouseMoved = FALSE; m_tmpLastLink = NULL; + m_tmpLastCell = NULL; m_tmpCanDrawLocks = 0; m_FS = new wxFileSystem(); m_RelatedStatusBar = -1; m_RelatedFrame = NULL; - m_TitleFormat = "%s"; + m_TitleFormat = wxT("%s"); m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; m_Cell = NULL; m_Parser = new wxHtmlWinParser(this); @@ -57,6 +90,8 @@ wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, SetBorders(10); m_HistoryPos = -1; m_HistoryOn = TRUE; + m_History = new wxHtmlHistoryArray; + m_Processors = NULL; m_Style = style; SetPage(wxT("")); } @@ -71,6 +106,8 @@ wxHtmlWindow::~wxHtmlWindow() delete m_Parser; delete m_FS; + delete m_History; + delete m_Processors; } @@ -95,7 +132,8 @@ void wxHtmlWindow::SetFonts(wxString normal_face, wxString fixed_face, const int wxString op = m_OpenedPage; m_Parser->SetFonts(normal_face, fixed_face, sizes); - SetPage(wxT("")); // fonts changed => contents invalid + // fonts changed => contents invalid, so reload the page: + SetPage(wxT("")); if (!op.IsEmpty()) LoadPage(op); } @@ -103,8 +141,43 @@ void wxHtmlWindow::SetFonts(wxString normal_face, wxString fixed_face, const int bool wxHtmlWindow::SetPage(const wxString& source) { - wxClientDC *dc = new wxClientDC(this); + wxString newsrc(source); + // pass HTML through registered processors: + if (m_Processors || m_GlobalProcessors) + { + wxHtmlProcessorList::Node *nodeL, *nodeG; + int prL, prG; + + nodeL = (m_Processors) ? m_Processors->GetFirst() : NULL; + nodeG = (m_GlobalProcessors) ? m_GlobalProcessors->GetFirst() : NULL; + + // VS: there are two lists, global and local, both of them sorted by + // priority. Since we have to go through _both_ lists with + // decreasing priority, we "merge-sort" the lists on-line by + // processing that one of the two heads that has higher priority + // in every iteration + while (nodeL || nodeG) + { + prL = (nodeL) ? nodeL->GetData()->GetPriority() : -1; + prG = (nodeG) ? nodeG->GetData()->GetPriority() : -1; + if (prL > prG) + { + if (nodeL->GetData()->IsEnabled()) + newsrc = nodeL->GetData()->Process(newsrc); + nodeL = nodeL->GetNext(); + } + else // prL <= prG + { + if (nodeG->GetData()->IsEnabled()) + newsrc = nodeG->GetData()->Process(newsrc); + nodeG = nodeG->GetNext(); + } + } + } + + // ...and run the parser on it: + wxClientDC *dc = new wxClientDC(this); dc->SetMapMode(wxMM_TEXT); SetBackgroundColour(wxColour(0xFF, 0xFF, 0xFF)); m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; @@ -114,15 +187,20 @@ bool wxHtmlWindow::SetPage(const wxString& source) delete m_Cell; m_Cell = NULL; } - m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(source); + m_Cell = (wxHtmlContainerCell*) m_Parser->Parse(newsrc); delete dc; m_Cell->SetIndent(m_Borders, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS); m_Cell->SetAlignHor(wxHTML_ALIGN_CENTER); CreateLayout(); - if (m_tmpCanDrawLocks == 0) Refresh(); + if (m_tmpCanDrawLocks == 0) + Refresh(); return TRUE; } +bool wxHtmlWindow::AppendToPage(const wxString& source) +{ + return SetPage(*(GetParser()->GetSource()) + source); +} bool wxHtmlWindow::LoadPage(const wxString& location) { @@ -134,15 +212,17 @@ bool wxHtmlWindow::LoadPage(const wxString& location) wxYield(); Refresh(FALSE); m_tmpCanDrawLocks++; - if (m_HistoryOn && (m_HistoryPos != -1)) // store scroll position into history item + if (m_HistoryOn && (m_HistoryPos != -1)) { + // store scroll position into history item: int x, y; - ViewStart(&x, &y); - m_History[m_HistoryPos].SetPos(y); + GetViewStart(&x, &y); + (*m_History)[m_HistoryPos].SetPos(y); } - if (location[0] == wxT('#')) // local anchor + if (location[0] == wxT('#')) { + // local anchor: wxString anch = location.Mid(1) /*1 to end*/; m_tmpCanDrawLocks--; rt_val = ScrollToAnchor(anch); @@ -157,7 +237,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) } else if (location.Find(wxT('#')) != wxNOT_FOUND && (m_FS->GetPath() + location.BeforeFirst(wxT('#'))) == m_OpenedPage) - { + { wxString anch = location.AfterFirst(wxT('#')); m_tmpCanDrawLocks--; rt_val = ScrollToAnchor(anch); @@ -169,7 +249,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) needs_refresh = TRUE; // load&display it: if (m_RelatedStatusBar != -1) - { + { m_RelatedFrame->SetStatusText(_("Connecting..."), m_RelatedStatusBar); Refresh(FALSE); } @@ -177,9 +257,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) f = m_FS->OpenFile(location); if (f == NULL) - { - wxString err; - + { wxLogError(_("Unable to open requested HTML document: %s"), location.c_str()); m_tmpCanDrawLocks--; @@ -188,12 +266,12 @@ bool wxHtmlWindow::LoadPage(const wxString& location) } else - { + { wxNode *node; wxString src = wxEmptyString; if (m_RelatedStatusBar != -1) - { + { wxString msg = _("Loading : ") + location; m_RelatedFrame->SetStatusText(msg, m_RelatedStatusBar); Refresh(FALSE); @@ -201,17 +279,17 @@ bool wxHtmlWindow::LoadPage(const wxString& location) node = m_Filters.GetFirst(); while (node) - { + { wxHtmlFilter *h = (wxHtmlFilter*) node->GetData(); if (h->CanRead(*f)) - { + { src = h->ReadFile(*f); break; } node = node->GetNext(); } if (src == wxEmptyString) - { + { if (m_DefaultFilter == NULL) m_DefaultFilter = GetDefaultFilter(); src = m_DefaultFilter->ReadFile(*f); } @@ -220,7 +298,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) rt_val = SetPage(src); m_OpenedPage = f->GetLocation(); if (f->GetAnchor() != wxEmptyString) - { + { wxYield(); ScrollToAnchor(f->GetAnchor()); } @@ -233,12 +311,17 @@ bool wxHtmlWindow::LoadPage(const wxString& location) if (m_HistoryOn) // add this page to history there: { - int c = m_History.GetCount() - (m_HistoryPos + 1); - - m_HistoryPos++; - for (int i = 0; i < c; i++) - m_History.Remove(m_HistoryPos); - m_History.Add(new HtmlHistoryItem(m_OpenedPage, m_OpenedAnchor)); + int c = m_History->GetCount() - (m_HistoryPos + 1); + + if (m_HistoryPos < 0 || + (*m_History)[m_HistoryPos].GetPage() != m_OpenedPage || + (*m_History)[m_HistoryPos].GetAnchor() != m_OpenedAnchor) + { + m_HistoryPos++; + for (int i = 0; i < c; i++) + m_History->RemoveAt(m_HistoryPos); + m_History->Add(new wxHtmlHistoryItem(m_OpenedPage, m_OpenedAnchor)); + } } if (m_OpenedPageTitle == wxEmptyString) @@ -311,7 +394,7 @@ void wxHtmlWindow::CreateLayout() GetClientSize(&ClientWidth, &ClientHeight); m_Cell->Layout(ClientWidth); if (ClientHeight < m_Cell->GetHeight() + GetCharHeight()) - { + { SetScrollbars( wxHTML_SCROLL_STEP, wxHTML_SCROLL_STEP, m_Cell->GetWidth() / wxHTML_SCROLL_STEP, @@ -319,7 +402,7 @@ void wxHtmlWindow::CreateLayout() /*cheat: top-level frag is always container*/); } else /* we fit into window, no need for scrollbars */ - { + { SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell->GetWidth() / wxHTML_SCROLL_STEP, 0); // disable... GetClientSize(&ClientWidth, &ClientHeight); m_Cell->Layout(ClientWidth); // ...and relayout @@ -342,9 +425,9 @@ void wxHtmlWindow::ReadCustomization(wxConfigBase *cfg, wxString path) cfg->SetPath(path); } - m_Borders = cfg->Read("wxHtmlWindow/Borders", m_Borders); - p_fff = cfg->Read("wxHtmlWindow/FontFaceFixed", m_Parser->m_FontFaceFixed); - p_ffn = cfg->Read("wxHtmlWindow/FontFaceNormal", m_Parser->m_FontFaceNormal); + m_Borders = cfg->Read(wxT("wxHtmlWindow/Borders"), m_Borders); + p_fff = cfg->Read(wxT("wxHtmlWindow/FontFaceFixed"), m_Parser->m_FontFaceFixed); + p_ffn = cfg->Read(wxT("wxHtmlWindow/FontFaceNormal"), m_Parser->m_FontFaceNormal); for (int i = 0; i < 7; i++) { tmp.Printf(wxT("wxHtmlWindow/FontsSize%i"), i); @@ -369,9 +452,9 @@ void wxHtmlWindow::WriteCustomization(wxConfigBase *cfg, wxString path) cfg->SetPath(path); } - cfg->Write("wxHtmlWindow/Borders", (long) m_Borders); - cfg->Write("wxHtmlWindow/FontFaceFixed", m_Parser->m_FontFaceFixed); - cfg->Write("wxHtmlWindow/FontFaceNormal", m_Parser->m_FontFaceNormal); + cfg->Write(wxT("wxHtmlWindow/Borders"), (long) m_Borders); + cfg->Write(wxT("wxHtmlWindow/FontFaceFixed"), m_Parser->m_FontFaceFixed); + cfg->Write(wxT("wxHtmlWindow/FontFaceNormal"), m_Parser->m_FontFaceNormal); for (int i = 0; i < 7; i++) { tmp.Printf(wxT("wxHtmlWindow/FontsSize%i"), i); @@ -392,14 +475,14 @@ bool wxHtmlWindow::HistoryBack() // store scroll position into history item: int x, y; - ViewStart(&x, &y); - m_History[m_HistoryPos].SetPos(y); + GetViewStart(&x, &y); + (*m_History)[m_HistoryPos].SetPos(y); // go to previous position: m_HistoryPos--; - l = m_History[m_HistoryPos].GetPage(); - a = m_History[m_HistoryPos].GetAnchor(); + l = (*m_History)[m_HistoryPos].GetPage(); + a = (*m_History)[m_HistoryPos].GetAnchor(); m_HistoryOn = FALSE; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); @@ -407,7 +490,7 @@ bool wxHtmlWindow::HistoryBack() m_HistoryOn = TRUE; wxYield(); m_tmpCanDrawLocks--; - Scroll(0, m_History[m_HistoryPos].GetPos()); + Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); return TRUE; } @@ -424,13 +507,13 @@ bool wxHtmlWindow::HistoryForward() wxString a, l; if (m_HistoryPos == -1) return FALSE; - if (m_HistoryPos >= (int)m_History.GetCount() - 1)return FALSE; + if (m_HistoryPos >= (int)m_History->GetCount() - 1)return FALSE; m_OpenedPage = wxEmptyString; // this will disable adding new entry into history in LoadPage() m_HistoryPos++; - l = m_History[m_HistoryPos].GetPage(); - a = m_History[m_HistoryPos].GetAnchor(); + l = (*m_History)[m_HistoryPos].GetPage(); + a = (*m_History)[m_HistoryPos].GetAnchor(); m_HistoryOn = FALSE; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); @@ -438,7 +521,7 @@ bool wxHtmlWindow::HistoryForward() m_HistoryOn = TRUE; wxYield(); m_tmpCanDrawLocks--; - Scroll(0, m_History[m_HistoryPos].GetPos()); + Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); return TRUE; } @@ -446,32 +529,75 @@ bool wxHtmlWindow::HistoryForward() bool wxHtmlWindow::HistoryCanForward() { if (m_HistoryPos == -1) return FALSE; - if (m_HistoryPos >= (int)m_History.GetCount() - 1)return FALSE; + if (m_HistoryPos >= (int)m_History->GetCount() - 1)return FALSE; return TRUE ; } void wxHtmlWindow::HistoryClear() { - m_History.Empty(); + m_History->Empty(); m_HistoryPos = -1; } +void wxHtmlWindow::AddProcessor(wxHtmlProcessor *processor) +{ + if (!m_Processors) + { + m_Processors = new wxHtmlProcessorList; + m_Processors->DeleteContents(TRUE); + } + wxHtmlProcessorList::Node *node; + + for (node = m_Processors->GetFirst(); node; node = node->GetNext()) + { + if (processor->GetPriority() > node->GetData()->GetPriority()) + { + m_Processors->Insert(node, processor); + return; + } + } + m_Processors->Append(processor); +} + +/*static */ void wxHtmlWindow::AddGlobalProcessor(wxHtmlProcessor *processor) +{ + if (!m_GlobalProcessors) + { + m_GlobalProcessors = new wxHtmlProcessorList; + m_GlobalProcessors->DeleteContents(TRUE); + } + wxHtmlProcessorList::Node *node; + + for (node = m_GlobalProcessors->GetFirst(); node; node = node->GetNext()) + { + if (processor->GetPriority() > node->GetData()->GetPriority()) + { + m_GlobalProcessors->Insert(node, processor); + return; + } + } + m_GlobalProcessors->Append(processor); +} + wxList wxHtmlWindow::m_Filters; wxHtmlFilter *wxHtmlWindow::m_DefaultFilter = NULL; wxCursor *wxHtmlWindow::s_cur_hand = NULL; wxCursor *wxHtmlWindow::s_cur_arrow = NULL; +wxHtmlProcessorList *wxHtmlWindow::m_GlobalProcessors = NULL; void wxHtmlWindow::CleanUpStatics() { - if (m_DefaultFilter) delete m_DefaultFilter; + delete m_DefaultFilter; m_DefaultFilter = NULL; m_Filters.DeleteContents(TRUE); m_Filters.Clear(); - if (s_cur_hand) delete s_cur_hand; - if (s_cur_arrow) delete s_cur_arrow; + delete m_GlobalProcessors; + m_GlobalProcessors = NULL; + delete s_cur_hand; + delete s_cur_arrow; } @@ -489,34 +615,35 @@ void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link) LoadPage(link.GetHref()); } +void wxHtmlWindow::OnCellClicked(wxHtmlCell *cell, + wxCoord x, wxCoord y, + const wxMouseEvent& event) +{ + wxCHECK_RET( cell, _T("can't be called with NULL cell") ); + + cell->OnMouseClick(this, x, y, event); +} +void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell), + wxCoord WXUNUSED(x), wxCoord WXUNUSED(y)) +{ + // do nothing here +} void wxHtmlWindow::OnDraw(wxDC& dc) { - int x, y; - wxRegionIterator upd(GetUpdateRegion()); // get the update rect list - int v_y, v_h; + if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return; - if (m_tmpCanDrawLocks > 0) return; + int x, y; + wxRect rect = GetUpdateRegion().GetBox(); dc.SetMapMode(wxMM_TEXT); -#if 0 -/* VS - I don't think this is neccessary any longer - MSC_VER 1200 means MSVC 6.0 and it works fine */ -#if defined(_MSC_VER) && (_MSC_VER == 1200) - ::SetMapMode((HDC)dc.GetHDC(), MM_TEXT); -#endif -#endif dc.SetBackgroundMode(wxTRANSPARENT); - ViewStart(&x, &y); + GetViewStart(&x, &y); - while (upd) - { - v_y = upd.GetY(); - v_h = upd.GetH(); - if (m_Cell) m_Cell->Draw(dc, 0, 0, y * wxHTML_SCROLL_STEP + v_y, y * wxHTML_SCROLL_STEP + v_h + v_y); - upd++; - } + m_Cell->Draw(dc, 0, 0, + y * wxHTML_SCROLL_STEP + rect.GetTop(), + y * wxHTML_SCROLL_STEP + rect.GetBottom()); } @@ -536,15 +663,25 @@ void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event) if (event.ButtonDown()) { - int sx, sy; - wxPoint pos; - wxString lnk; - - ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP; - pos = event.GetPosition(); - - if (m_Cell) - m_Cell->OnMouseClick(this, sx + pos.x, sy + pos.y, event); + if ( m_Cell ) + { + int sx, sy; + GetViewStart(&sx, &sy); + sx *= wxHTML_SCROLL_STEP; + sy *= wxHTML_SCROLL_STEP; + + wxPoint pos = event.GetPosition(); + pos.x += sx; + pos.y += sy; + + wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); + + // VZ: is it possible that we don't find anything at all? + // VS: yes. FindCellByPos returns terminal cell and + // containers may have empty borders + if ( cell ) + OnCellClicked(cell, pos.x, pos.y, event); + } } } @@ -561,41 +698,59 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) if (m_tmpMouseMoved && (m_Cell != NULL)) { int sx, sy; - int x, y; - wxHtmlLinkInfo *lnk; + GetViewStart(&sx, &sy); + sx *= wxHTML_SCROLL_STEP; + sy *= wxHTML_SCROLL_STEP; - ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP; + int x, y; wxGetMousePosition(&x, &y); ScreenToClient(&x, &y); - lnk = m_Cell->GetLink(sx + x, sy + y); - - if (lnk != m_tmpLastLink) - { - if (lnk == NULL) - { - SetCursor(*s_cur_arrow); - if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar); - } - else - { - SetCursor(*s_cur_hand); - if (m_RelatedStatusBar != -1) - m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar); + x += sx; + y += sy; + + wxHtmlCell *cell = m_Cell->FindCellByPos(x, y); + if ( cell != m_tmpLastCell ) + { + wxHtmlLinkInfo *lnk = cell ? cell->GetLink(x, y) : NULL; + + if (lnk != m_tmpLastLink) + { + if (lnk == NULL) + { + SetCursor(*s_cur_arrow); + if (m_RelatedStatusBar != -1) + m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar); + } + else + { + SetCursor(*s_cur_hand); + if (m_RelatedStatusBar != -1) + m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar); + } + m_tmpLastLink = lnk; } - m_tmpLastLink = lnk; + + m_tmpLastCell = cell; + } + else // mouse moved but stayed in the same cell + { + if ( cell ) + OnCellMouseHover(cell, x, y); } + m_tmpMouseMoved = FALSE; } } - +IMPLEMENT_ABSTRACT_CLASS(wxHtmlProcessor,wxObject) IMPLEMENT_DYNAMIC_CLASS(wxHtmlWindow,wxScrolledWindow) BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_SIZE(wxHtmlWindow::OnSize) EVT_LEFT_DOWN(wxHtmlWindow::OnMouseEvent) + EVT_RIGHT_DOWN(wxHtmlWindow::OnMouseEvent) EVT_MOTION(wxHtmlWindow::OnMouseEvent) EVT_IDLE(wxHtmlWindow::OnIdle) END_EVENT_TABLE() @@ -620,20 +775,9 @@ public: IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule) - - -///// default mod handlers are forced there: - -FORCE_LINK(m_layout) -FORCE_LINK(m_fonts) -FORCE_LINK(m_image) -FORCE_LINK(m_list) -FORCE_LINK(m_dflist) -FORCE_LINK(m_pre) -FORCE_LINK(m_hline) -FORCE_LINK(m_links) -FORCE_LINK(m_tables) -FORCE_LINK(m_meta) - +// This hack forces the linker to always link in m_* files +// (wxHTML doesn't work without handlers from these files) +#include "wx/html/forcelnk.h" +FORCE_WXHTML_MODULES() #endif