X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/31eefb998d894e3b566e13714fa53186101829a1..7ea1c917764fb2588fe1aadc75c49ba300f8cb2f:/src/html/htmlwin.cpp?ds=sidebyside diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp index 1af6efb59d..fc42f4cb5a 100644 --- a/src/html/htmlwin.cpp +++ b/src/html/htmlwin.cpp @@ -4,15 +4,9 @@ // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "htmlwin.h" -#pragma implementation "htmlproc.h" -#endif - #include "wx/wxprec.h" #include "wx/defs.h" @@ -33,14 +27,15 @@ #include "wx/html/htmlproc.h" #include "wx/list.h" #include "wx/clipbrd.h" +#include "wx/dataobj.h" #include "wx/timer.h" #include "wx/dcmemory.h" +#include "wx/settings.h" #include "wx/arrimpl.cpp" #include "wx/listimpl.cpp" - #if wxUSE_CLIPBOARD // ---------------------------------------------------------------------------- // wxHtmlWinAutoScrollTimer: the timer used to generate a stream of scroll @@ -109,7 +104,8 @@ void wxHtmlWinAutoScrollTimer::Notify() } } } -#endif + +#endif // wxUSE_CLIPBOARD @@ -118,7 +114,7 @@ void wxHtmlWinAutoScrollTimer::Notify() //----------------------------------------------------------------------------- // item of history list -class WXDLLEXPORT wxHtmlHistoryItem +class WXDLLIMPEXP_HTML wxHtmlHistoryItem { public: wxHtmlHistoryItem(const wxString& p, const wxString& a) {m_Page = p, m_Anchor = a, m_Pos = 0;} @@ -139,10 +135,10 @@ private: //----------------------------------------------------------------------------- WX_DECLARE_OBJARRAY(wxHtmlHistoryItem, wxHtmlHistoryArray); -WX_DEFINE_OBJARRAY(wxHtmlHistoryArray); +WX_DEFINE_OBJARRAY(wxHtmlHistoryArray) WX_DECLARE_LIST(wxHtmlProcessor, wxHtmlProcessorList); -WX_DEFINE_LIST(wxHtmlProcessorList); +WX_DEFINE_LIST(wxHtmlProcessorList) //----------------------------------------------------------------------------- // wxHtmlWindow @@ -151,12 +147,14 @@ WX_DEFINE_LIST(wxHtmlProcessorList); void wxHtmlWindow::Init() { - m_tmpMouseMoved = FALSE; + m_tmpMouseMoved = false; m_tmpLastLink = NULL; m_tmpLastCell = NULL; m_tmpCanDrawLocks = 0; m_FS = new wxFileSystem(); +#if wxUSE_STATUSBAR m_RelatedStatusBar = -1; +#endif // wxUSE_STATUSBAR m_RelatedFrame = NULL; m_TitleFormat = wxT("%s"); m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; @@ -164,7 +162,7 @@ void wxHtmlWindow::Init() m_Parser = new wxHtmlWinParser(this); m_Parser->SetFS(m_FS); m_HistoryPos = -1; - m_HistoryOn = TRUE; + m_HistoryOn = true; m_History = new wxHtmlHistoryArray; m_Processors = NULL; m_Style = 0; @@ -173,8 +171,11 @@ void wxHtmlWindow::Init() m_makingSelection = false; #if wxUSE_CLIPBOARD m_timerAutoScroll = NULL; -#endif + m_lastDoubleClick = 0; +#endif // wxUSE_CLIPBOARD m_backBuffer = NULL; + m_eraseBgInOnPaint = false; + m_tmpSelFromCell = NULL; } bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id, @@ -182,12 +183,13 @@ bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id, long style, const wxString& name) { if (!wxScrolledWindow::Create(parent, id, pos, size, - style | wxVSCROLL | wxHSCROLL, name)) - return FALSE; + style | wxVSCROLL | wxHSCROLL, + name)) + return false; m_Style = style; SetPage(wxT("")); - return TRUE; + return true; } @@ -195,10 +197,17 @@ wxHtmlWindow::~wxHtmlWindow() { #if wxUSE_CLIPBOARD StopAutoScrolling(); -#endif +#endif // wxUSE_CLIPBOARD HistoryClear(); - if (m_Cell) delete m_Cell; + delete m_selection; + + delete m_Cell; + + if ( m_Processors ) + { + WX_CLEAR_LIST(wxHtmlProcessorList, *m_Processors); + } delete m_Parser; delete m_FS; @@ -217,39 +226,56 @@ void wxHtmlWindow::SetRelatedFrame(wxFrame* frame, const wxString& format) +#if wxUSE_STATUSBAR void wxHtmlWindow::SetRelatedStatusBar(int bar) { m_RelatedStatusBar = bar; } +#endif // wxUSE_STATUSBAR -void wxHtmlWindow::SetFonts(wxString normal_face, wxString fixed_face, const int *sizes) +void wxHtmlWindow::SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes) { - wxString op = m_OpenedPage; - m_Parser->SetFonts(normal_face, fixed_face, sizes); - // fonts changed => contents invalid, so reload the page: - SetPage(wxT("")); - if (!op.IsEmpty()) LoadPage(op); + + // re-layout the page after changing fonts: + DoSetPage(*(m_Parser->GetSource())); } +void wxHtmlWindow::SetStandardFonts(int size, + const wxString& normal_face, + const wxString& fixed_face) +{ + m_Parser->SetStandardFonts(size, normal_face, fixed_face); + // re-layout the page after changing fonts: + DoSetPage(*(m_Parser->GetSource())); +} bool wxHtmlWindow::SetPage(const wxString& source) +{ + m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; + return DoSetPage(source); +} + +bool wxHtmlWindow::DoSetPage(const wxString& source) { wxString newsrc(source); wxDELETE(m_selection); + // we will soon delete all the cells, so clear pointers to them: + m_tmpSelFromCell = NULL; + // pass HTML through registered processors: if (m_Processors || m_GlobalProcessors) { - wxHtmlProcessorList::Node *nodeL, *nodeG; + wxHtmlProcessorList::compatibility_iterator nodeL, nodeG; int prL, prG; - nodeL = (m_Processors) ? m_Processors->GetFirst() : NULL; - nodeG = (m_GlobalProcessors) ? m_GlobalProcessors->GetFirst() : NULL; + nodeL = (m_Processors) ? m_Processors->GetFirst() : wxHtmlProcessorList::compatibility_iterator(); + nodeG = (m_GlobalProcessors) ? m_GlobalProcessors->GetFirst() : wxHtmlProcessorList::compatibility_iterator(); // VS: there are two lists, global and local, both of them sorted by // priority. Since we have to go through _both_ lists with @@ -279,7 +305,8 @@ bool wxHtmlWindow::SetPage(const wxString& source) wxClientDC *dc = new wxClientDC(this); dc->SetMapMode(wxMM_TEXT); SetBackgroundColour(wxColour(0xFF, 0xFF, 0xFF)); - m_OpenedPage = m_OpenedAnchor = m_OpenedPageTitle = wxEmptyString; + SetBackgroundImage(wxNullBitmap); + m_Parser->SetDC(dc); if (m_Cell) { @@ -293,12 +320,12 @@ bool wxHtmlWindow::SetPage(const wxString& source) CreateLayout(); if (m_tmpCanDrawLocks == 0) Refresh(); - return TRUE; + return true; } bool wxHtmlWindow::AppendToPage(const wxString& source) { - return SetPage(*(GetParser()->GetSource()) + source); + return DoSetPage(*(GetParser()->GetSource()) + source); } bool wxHtmlWindow::LoadPage(const wxString& location) @@ -307,7 +334,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) wxFSFile *f; bool rt_val; - bool needs_refresh = FALSE; + bool needs_refresh = false; m_tmpCanDrawLocks++; if (m_HistoryOn && (m_HistoryPos != -1)) @@ -344,13 +371,15 @@ bool wxHtmlWindow::LoadPage(const wxString& location) else { - needs_refresh = TRUE; + needs_refresh = true; +#if wxUSE_STATUSBAR // load&display it: if (m_RelatedStatusBar != -1) { m_RelatedFrame->SetStatusText(_("Connecting..."), m_RelatedStatusBar); - Refresh(FALSE); + Refresh(false); } +#endif // wxUSE_STATUSBAR f = m_Parser->OpenURL(wxHTML_URL_PAGE, location); @@ -366,20 +395,22 @@ bool wxHtmlWindow::LoadPage(const wxString& location) { wxLogError(_("Unable to open requested HTML document: %s"), location.c_str()); m_tmpCanDrawLocks--; - return FALSE; + return false; } else { - wxNode *node; + wxList::compatibility_iterator node; wxString src = wxEmptyString; +#if wxUSE_STATUSBAR if (m_RelatedStatusBar != -1) { wxString msg = _("Loading : ") + location; m_RelatedFrame->SetStatusText(msg, m_RelatedStatusBar); - Refresh(FALSE); + Refresh(false); } +#endif // wxUSE_STATUSBAR node = m_Filters.GetFirst(); while (node) @@ -408,7 +439,10 @@ bool wxHtmlWindow::LoadPage(const wxString& location) delete f; - if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(_("Done"), m_RelatedStatusBar); +#if wxUSE_STATUSBAR + if (m_RelatedStatusBar != -1) + m_RelatedFrame->SetStatusText(_("Done"), m_RelatedStatusBar); +#endif // wxUSE_STATUSBAR } } @@ -455,7 +489,7 @@ bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor) if (!c) { wxLogWarning(_("HTML anchor %s does not exist."), anchor.c_str()); - return FALSE; + return false; } else { @@ -464,7 +498,7 @@ bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor) for (y = 0; c != NULL; c = c->GetParent()) y += c->GetPosY(); Scroll(-1, y / wxHTML_SCROLL_STEP); m_OpenedAnchor = anchor; - return TRUE; + return true; } } @@ -578,7 +612,7 @@ bool wxHtmlWindow::HistoryBack() { wxString a, l; - if (m_HistoryPos < 1) return FALSE; + if (m_HistoryPos < 1) return false; // store scroll position into history item: int x, y; @@ -590,21 +624,21 @@ bool wxHtmlWindow::HistoryBack() l = (*m_History)[m_HistoryPos].GetPage(); a = (*m_History)[m_HistoryPos].GetAnchor(); - m_HistoryOn = FALSE; + m_HistoryOn = false; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); else LoadPage(l + wxT("#") + a); - m_HistoryOn = TRUE; + m_HistoryOn = true; m_tmpCanDrawLocks--; Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); - return TRUE; + return true; } bool wxHtmlWindow::HistoryCanBack() { - if (m_HistoryPos < 1) return FALSE; - return TRUE ; + if (m_HistoryPos < 1) return false; + return true ; } @@ -612,30 +646,30 @@ 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 == -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(); - m_HistoryOn = FALSE; + m_HistoryOn = false; m_tmpCanDrawLocks++; if (a == wxEmptyString) LoadPage(l); else LoadPage(l + wxT("#") + a); - m_HistoryOn = TRUE; + m_HistoryOn = true; m_tmpCanDrawLocks--; Scroll(0, (*m_History)[m_HistoryPos].GetPos()); Refresh(); - return TRUE; + return true; } bool wxHtmlWindow::HistoryCanForward() { - if (m_HistoryPos == -1) return FALSE; - if (m_HistoryPos >= (int)m_History->GetCount() - 1)return FALSE; - return TRUE ; + if (m_HistoryPos == -1) return false; + if (m_HistoryPos >= (int)m_History->GetCount() - 1)return false; + return true ; } @@ -650,9 +684,8 @@ void wxHtmlWindow::AddProcessor(wxHtmlProcessor *processor) if (!m_Processors) { m_Processors = new wxHtmlProcessorList; - m_Processors->DeleteContents(TRUE); } - wxHtmlProcessorList::Node *node; + wxHtmlProcessorList::compatibility_iterator node; for (node = m_Processors->GetFirst(); node; node = node->GetNext()) { @@ -670,9 +703,8 @@ void wxHtmlWindow::AddProcessor(wxHtmlProcessor *processor) if (!m_GlobalProcessors) { m_GlobalProcessors = new wxHtmlProcessorList; - m_GlobalProcessors->DeleteContents(TRUE); } - wxHtmlProcessorList::Node *node; + wxHtmlProcessorList::compatibility_iterator node; for (node = m_GlobalProcessors->GetFirst(); node; node = node->GetNext()) { @@ -689,18 +721,15 @@ void wxHtmlWindow::AddProcessor(wxHtmlProcessor *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() { wxDELETE(m_DefaultFilter); - m_Filters.DeleteContents(TRUE); - m_Filters.Clear(); + WX_CLEAR_LIST(wxList, m_Filters); + if (m_GlobalProcessors) + WX_CLEAR_LIST(wxHtmlProcessorList, *m_GlobalProcessors); wxDELETE(m_GlobalProcessors); - wxDELETE(s_cur_hand); - wxDELETE(s_cur_arrow); } @@ -719,22 +748,22 @@ bool wxHtmlWindow::IsSelectionEnabled() const return false; #endif } - + #if wxUSE_CLIPBOARD -wxString wxHtmlWindow::SelectionToText() +wxString wxHtmlWindow::DoSelectionToText(wxHtmlSelection *sel) { - if ( !m_selection ) + if ( !sel ) return wxEmptyString; wxClientDC dc(this); - const wxHtmlCell *end = m_selection->GetToCell(); + const wxHtmlCell *end = sel->GetToCell(); wxString text; - wxHtmlTerminalCellsInterator i(m_selection->GetFromCell(), end); + wxHtmlTerminalCellsInterator i(sel->GetFromCell(), end); if ( i ) { - text << i->ConvertToText(m_selection); + text << i->ConvertToText(sel); ++i; } const wxHtmlCell *prev = *i; @@ -742,29 +771,60 @@ wxString wxHtmlWindow::SelectionToText() { if ( prev->GetParent() != i->GetParent() ) text << _T('\n'); - text << i->ConvertToText(*i == end ? m_selection : NULL); + text << i->ConvertToText(*i == end ? sel : NULL); prev = *i; ++i; } return text; } -void wxHtmlWindow::CopySelection(ClipboardType t) +wxString wxHtmlWindow::ToText() { + if (m_Cell) + { + wxHtmlSelection sel; + sel.Set(m_Cell->GetFirstTerminal(), m_Cell->GetLastTerminal()); + return DoSelectionToText(&sel); + } + else + return wxEmptyString; +} + +#endif // wxUSE_CLIPBOARD + +bool wxHtmlWindow::CopySelection(ClipboardType t) +{ +#if wxUSE_CLIPBOARD if ( m_selection ) { +#if defined(__UNIX__) && !defined(__WXMAC__) wxTheClipboard->UsePrimarySelection(t == Primary); - wxString txt(SelectionToText()); +#else // !__UNIX__ + // Primary selection exists only under X11, so don't do anything under + // the other platforms when we try to access it + // + // TODO: this should be abstracted at wxClipboard level! + if ( t == Primary ) + return false; +#endif // __UNIX__/!__UNIX__ + if ( wxTheClipboard->Open() ) { + const wxString txt(SelectionToText()); wxTheClipboard->SetData(new wxTextDataObject(txt)); wxTheClipboard->Close(); wxLogTrace(_T("wxhtmlselection"), _("Copied to clipboard:\"%s\""), txt.c_str()); + + return true; } } +#else + wxUnusedVar(t); +#endif // wxUSE_CLIPBOARD + + return false; } -#endif void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link) @@ -791,13 +851,45 @@ void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell), void wxHtmlWindow::OnEraseBackground(wxEraseEvent& event) { + if ( !m_bmpBg.Ok() ) + { + // don't even skip the event, if we don't have a bg bitmap we're going + // to overwrite background in OnPaint() below anyhow, so letting the + // default handling take place would only result in flicker, just set a + // flag to erase the background below + m_eraseBgInOnPaint = true; + return; + } + + wxDC& dc = *event.GetDC(); + + // if the image is not fully opaque, we have to erase the background before + // drawing it, however avoid doing it for opaque images as this would just + // result in extra flicker without any other effect as background is + // completely covered anyhow + if ( m_bmpBg.GetMask() ) + { + dc.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID)); + dc.Clear(); + } + + const wxSize sizeWin(GetClientSize()); + const wxSize sizeBmp(m_bmpBg.GetWidth(), m_bmpBg.GetHeight()); + for ( wxCoord x = 0; x < sizeWin.x; x += sizeBmp.x ) + { + for ( wxCoord y = 0; y < sizeWin.y; y += sizeBmp.y ) + { + dc.DrawBitmap(m_bmpBg, x, y, true /* use mask */); + } + } } void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event)) { wxPaintDC dc(this); - if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return; + if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) + return; int x, y; GetViewStart(&x, &y); @@ -807,13 +899,30 @@ void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event)) wxMemoryDC dcm; if ( !m_backBuffer ) m_backBuffer = new wxBitmap(sz.x, sz.y); - dcm.SelectObject(*m_backBuffer); - dcm.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID)); - dcm.Clear(); + dcm.SelectObject(*m_backBuffer); + + if ( m_eraseBgInOnPaint ) + { + dcm.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID)); + dcm.Clear(); + + m_eraseBgInOnPaint = false; + } + else // someone has already erased the background, keep it + { + // preserve the existing background, otherwise we'd erase anything the + // user code had drawn in its EVT_ERASE_BACKGROUND handler when we do + // the Blit back below + dcm.Blit(0, rect.GetTop(), + sz.x, rect.GetBottom() - rect.GetTop() + 1, + &dc, + 0, rect.GetTop()); + } + PrepareDC(dcm); dcm.SetMapMode(wxMM_TEXT); dcm.SetBackgroundMode(wxTRANSPARENT); - + wxHtmlRenderingInfo rinfo; wxDefaultHtmlRenderingStyle rstyle; rinfo.SetSelection(m_selection); @@ -823,6 +932,35 @@ void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event)) y * wxHTML_SCROLL_STEP + rect.GetBottom(), rinfo); +//#define DEBUG_HTML_SELECTION +#ifdef DEBUG_HTML_SELECTION + { + int xc, yc, x, y; + wxGetMousePosition(&xc, &yc); + ScreenToClient(&xc, &yc); + CalcUnscrolledPosition(xc, yc, &x, &y); + wxHtmlCell *at = m_Cell->FindCellByPos(x, y); + wxHtmlCell *before = + m_Cell->FindCellByPos(x, y, wxHTML_FIND_NEAREST_BEFORE); + wxHtmlCell *after = + m_Cell->FindCellByPos(x, y, wxHTML_FIND_NEAREST_AFTER); + + dcm.SetBrush(*wxTRANSPARENT_BRUSH); + dcm.SetPen(*wxBLACK_PEN); + if (at) + dcm.DrawRectangle(at->GetAbsPos(), + wxSize(at->GetWidth(),at->GetHeight())); + dcm.SetPen(*wxGREEN_PEN); + if (before) + dcm.DrawRectangle(before->GetAbsPos().x+1, before->GetAbsPos().y+1, + before->GetWidth()-2,before->GetHeight()-2); + dcm.SetPen(*wxRED_PEN); + if (after) + dcm.DrawRectangle(after->GetAbsPos().x+2, after->GetAbsPos().y+2, + after->GetWidth()-4,after->GetHeight()-4); + } +#endif + dcm.SetDeviceOrigin(0,0); dc.Blit(0, rect.GetTop(), sz.x, rect.GetBottom() - rect.GetTop() + 1, @@ -847,32 +985,46 @@ void wxHtmlWindow::OnSize(wxSizeEvent& event) m_selection->GetToCell()); m_selection->ClearPrivPos(); } - + Refresh(); } -void wxHtmlWindow::OnMouseMove(wxMouseEvent& event) +void wxHtmlWindow::OnMouseMove(wxMouseEvent& WXUNUSED(event)) { m_tmpMouseMoved = true; } void wxHtmlWindow::OnMouseDown(wxMouseEvent& event) { +#if wxUSE_CLIPBOARD if ( event.LeftDown() && IsSelectionEnabled() ) { - m_makingSelection = true; - - if ( m_selection ) + const long TRIPLECLICK_LEN = 200; // 0.2 sec after doubleclick + if ( wxGetLocalTimeMillis() - m_lastDoubleClick <= TRIPLECLICK_LEN ) { - wxDELETE(m_selection); - Refresh(); + SelectLine(CalcUnscrolledPosition(event.GetPosition())); + + (void) CopySelection(); } - m_tmpSelFromPos = CalcUnscrolledPosition(event.GetPosition()); - m_tmpSelFromCell = NULL; + else + { + m_makingSelection = true; + + if ( m_selection ) + { + wxDELETE(m_selection); + Refresh(); + } + m_tmpSelFromPos = CalcUnscrolledPosition(event.GetPosition()); + m_tmpSelFromCell = NULL; - CaptureMouse(); + CaptureMouse(); + } } +#else + wxUnusedVar(event); +#endif // wxUSE_CLIPBOARD } void wxHtmlWindow::OnMouseUp(wxMouseEvent& event) @@ -884,27 +1036,24 @@ void wxHtmlWindow::OnMouseUp(wxMouseEvent& event) m_makingSelection = false; // did the user move the mouse far enough from starting point? - if ( m_selection ) + if ( CopySelection(Primary) ) { -#ifdef __UNIX__ - CopySelection(Primary); -#endif // we don't want mouse up event that ended selecting to be // handled as mouse click and e.g. follow hyperlink: return; } } -#endif - +#endif // wxUSE_CLIPBOARD + SetFocus(); if ( m_Cell ) { wxPoint pos = CalcUnscrolledPosition(event.GetPosition()); 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 + // check is needed because FindCellByPos returns terminal cell and + // containers may have empty borders -- in this case NULL will be + // returned if ( cell ) OnCellClicked(cell, pos.x, pos.y, event); } @@ -912,16 +1061,15 @@ void wxHtmlWindow::OnMouseUp(wxMouseEvent& event) -void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) +void wxHtmlWindow::OnInternalIdle() { - if (s_cur_hand == NULL) - { - s_cur_hand = new wxCursor(wxCURSOR_HAND); - s_cur_arrow = new wxCursor(wxCURSOR_ARROW); - } + wxWindow::OnInternalIdle(); if (m_tmpMouseMoved && (m_Cell != NULL)) { +#ifdef DEBUG_HTML_SELECTION + Refresh(); +#endif int xc, yc, x, y; wxGetMousePosition(&xc, &yc); ScreenToClient(&xc, &yc); @@ -932,10 +1080,36 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) // handle selection update: if ( m_makingSelection ) { - bool goingDown = m_tmpSelFromPos.y < y || - m_tmpSelFromPos.y == y && m_tmpSelFromPos.x < x; - if ( !m_tmpSelFromCell ) + m_tmpSelFromCell = m_Cell->FindCellByPos( + m_tmpSelFromPos.x,m_tmpSelFromPos.y); + + // NB: a trick - we adjust selFromPos to be upper left or bottom + // right corner of the first cell of the selection depending + // on whether the mouse is moving to the right or to the left. + // This gives us more "natural" behaviour when selecting + // a line (specifically, first cell of the next line is not + // included if you drag selection from left to right over + // entire line): + wxPoint dirFromPos; + if ( !m_tmpSelFromCell ) + { + dirFromPos = m_tmpSelFromPos; + } + else + { + dirFromPos = m_tmpSelFromCell->GetAbsPos(); + if ( x < m_tmpSelFromPos.x ) + { + dirFromPos.x += m_tmpSelFromCell->GetWidth(); + dirFromPos.y += m_tmpSelFromCell->GetHeight(); + } + } + bool goingDown = dirFromPos.y < y || + (dirFromPos.y == y && dirFromPos.x < x); + + // determine selection span: + if ( /*still*/ !m_tmpSelFromCell ) { if (goingDown) { @@ -961,14 +1135,14 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) if (goingDown) { selcell = m_Cell->FindCellByPos(x, y, - wxHTML_FIND_NEAREST_AFTER); + wxHTML_FIND_NEAREST_BEFORE); if (!selcell) selcell = m_Cell->GetLastTerminal(); } else { selcell = m_Cell->FindCellByPos(x, y, - wxHTML_FIND_NEAREST_BEFORE); + wxHTML_FIND_NEAREST_AFTER); if (!selcell) selcell = m_Cell->GetFirstTerminal(); } @@ -976,9 +1150,9 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) // NB: it may *rarely* happen that the code above didn't find one // of the cells, e.g. if wxHtmlWindow doesn't contain any - // visible cells. + // visible cells. if ( selcell && m_tmpSelFromCell ) - { + { if ( !m_selection ) { // start selecting only if mouse movement was big enough @@ -1006,28 +1180,34 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) } } } - + // handle cursor and status bar text changes: if ( cell != m_tmpLastCell ) { wxHtmlLinkInfo *lnk = cell ? cell->GetLink(x, y) : NULL; + wxCursor cur; + if (cell) + cur = cell->GetCursor(); + else + cur = *wxSTANDARD_CURSOR; + SetCursor(cur); if (lnk != m_tmpLastLink) { +#if wxUSE_STATUSBAR 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); } +#endif // wxUSE_STATUSBAR m_tmpLastLink = lnk; } @@ -1039,7 +1219,7 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) OnCellMouseHover(cell, x, y); } - m_tmpMouseMoved = FALSE; + m_tmpMouseMoved = false; } } @@ -1125,26 +1305,36 @@ void wxHtmlWindow::OnMouseLeave(wxMouseEvent& event) void wxHtmlWindow::OnKeyUp(wxKeyEvent& event) { - if ( IsSelectionEnabled() && - event.GetKeyCode() == 'C' && event.ControlDown() ) + if ( IsSelectionEnabled() && event.GetKeyCode() == 'C' && event.CmdDown() ) { - if ( m_selection ) - CopySelection(); + (void) CopySelection(); } } -void wxHtmlWindow::OnCopy(wxCommandEvent& event) +void wxHtmlWindow::OnCopy(wxCommandEvent& WXUNUSED(event)) { - if ( m_selection ) - CopySelection(); + (void) CopySelection(); } - + void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event) { // select word under cursor: if ( IsSelectionEnabled() ) { - wxPoint pos = CalcUnscrolledPosition(event.GetPosition()); + SelectWord(CalcUnscrolledPosition(event.GetPosition())); + + (void) CopySelection(Primary); + + m_lastDoubleClick = wxGetLocalTimeMillis(); + } + else + event.Skip(); +} + +void wxHtmlWindow::SelectWord(const wxPoint& pos) +{ + if ( m_Cell ) + { wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); if ( cell ) { @@ -1155,16 +1345,101 @@ void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event) wxSize(cell->GetWidth(), cell->GetHeight()))); } } - else - event.Skip(); } -#endif + +void wxHtmlWindow::SelectLine(const wxPoint& pos) +{ + if ( m_Cell ) + { + wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); + if ( cell ) + { + // We use following heuristic to find a "line": let the line be all + // cells in same container as the cell under mouse cursor that are + // neither completely above nor completely bellow the clicked cell + // (i.e. are likely to be words positioned on same line of text). + + int y1 = cell->GetAbsPos().y; + int y2 = y1 + cell->GetHeight(); + int y; + const wxHtmlCell *c; + const wxHtmlCell *before = NULL; + const wxHtmlCell *after = NULL; + + // find last cell of line: + for ( c = cell->GetNext(); c; c = c->GetNext()) + { + y = c->GetAbsPos().y; + if ( y + c->GetHeight() > y1 && y < y2 ) + after = c; + else + break; + } + if ( !after ) + after = cell; + + // find first cell of line: + for ( c = cell->GetParent()->GetFirstChild(); + c && c != cell; c = c->GetNext()) + { + y = c->GetAbsPos().y; + if ( y + c->GetHeight() > y1 && y < y2 ) + { + if ( ! before ) + before = c; + } + else + before = NULL; + } + if ( !before ) + before = cell; + + delete m_selection; + m_selection = new wxHtmlSelection(); + m_selection->Set(before, after); + + Refresh(); + } + } +} + +void wxHtmlWindow::SelectAll() +{ + if ( m_Cell ) + { + delete m_selection; + m_selection = new wxHtmlSelection(); + m_selection->Set(m_Cell->GetFirstTerminal(), m_Cell->GetLastTerminal()); + Refresh(); + } +} + +#endif // wxUSE_CLIPBOARD IMPLEMENT_ABSTRACT_CLASS(wxHtmlProcessor,wxObject) +#if wxUSE_EXTENDED_RTTI +IMPLEMENT_DYNAMIC_CLASS_XTI(wxHtmlWindow, wxScrolledWindow,"wx/html/htmlwin.h") + +wxBEGIN_PROPERTIES_TABLE(wxHtmlWindow) +/* + TODO PROPERTIES + style , wxHW_SCROLLBAR_AUTO + borders , (dimension) + url , string + htmlcode , string +*/ +wxEND_PROPERTIES_TABLE() + +wxBEGIN_HANDLERS_TABLE(wxHtmlWindow) +wxEND_HANDLERS_TABLE() + +wxCONSTRUCTOR_5( wxHtmlWindow , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) +#else IMPLEMENT_DYNAMIC_CLASS(wxHtmlWindow,wxScrolledWindow) +#endif BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_SIZE(wxHtmlWindow::OnSize) @@ -1172,7 +1447,6 @@ BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_LEFT_UP(wxHtmlWindow::OnMouseUp) EVT_RIGHT_UP(wxHtmlWindow::OnMouseUp) EVT_MOTION(wxHtmlWindow::OnMouseMove) - EVT_IDLE(wxHtmlWindow::OnIdle) EVT_ERASE_BACKGROUND(wxHtmlWindow::OnEraseBackground) EVT_PAINT(wxHtmlWindow::OnPaint) #if wxUSE_CLIPBOARD @@ -1181,7 +1455,7 @@ BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow) EVT_LEAVE_WINDOW(wxHtmlWindow::OnMouseLeave) EVT_KEY_UP(wxHtmlWindow::OnKeyUp) EVT_MENU(wxID_COPY, wxHtmlWindow::OnCopy) -#endif +#endif // wxUSE_CLIPBOARD END_EVENT_TABLE() @@ -1197,7 +1471,7 @@ class wxHtmlWinModule: public wxModule DECLARE_DYNAMIC_CLASS(wxHtmlWinModule) public: wxHtmlWinModule() : wxModule() {} - bool OnInit() { return TRUE; } + bool OnInit() { return true; } void OnExit() { wxHtmlWindow::CleanUpStatics(); } }; @@ -1209,4 +1483,5 @@ IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule) #include "wx/html/forcelnk.h" FORCE_WXHTML_MODULES() -#endif +#endif // wxUSE_HTML +