X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4460b6c48b0a4b12b30ea22072ef3262db1f5c3f..991420e6df6aaf452a0d27851d437c306a31c865:/src/html/htmlwin.cpp diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp index 6120a8b7ba..8e988da39e 100644 --- a/src/html/htmlwin.cpp +++ b/src/html/htmlwin.cpp @@ -4,11 +4,11 @@ // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "htmlwin.h" #pragma implementation "htmlproc.h" #endif @@ -185,7 +185,8 @@ bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id, long style, const wxString& name) { if (!wxScrolledWindow::Create(parent, id, pos, size, - style | wxVSCROLL | wxHSCROLL, name)) + style | wxVSCROLL | wxHSCROLL, + name)) return FALSE; m_Style = style; @@ -201,7 +202,14 @@ wxHtmlWindow::~wxHtmlWindow() #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; @@ -248,11 +256,11 @@ bool wxHtmlWindow::SetPage(const wxString& source) // 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 @@ -374,7 +382,7 @@ bool wxHtmlWindow::LoadPage(const wxString& location) else { - wxNode *node; + wxList::compatibility_iterator node; wxString src = wxEmptyString; if (m_RelatedStatusBar != -1) @@ -653,9 +661,8 @@ 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()) { @@ -673,9 +680,8 @@ 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()) { @@ -697,8 +703,9 @@ 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); } @@ -750,7 +757,7 @@ wxString wxHtmlWindow::SelectionToText() #endif // wxUSE_CLIPBOARD -void wxHtmlWindow::CopySelection(ClipboardType t) +bool wxHtmlWindow::CopySelection(ClipboardType t) { #if wxUSE_CLIPBOARD if ( m_selection ) @@ -763,7 +770,7 @@ void wxHtmlWindow::CopySelection(ClipboardType t) // // TODO: this should be abstracted at wxClipboard level! if ( t == Primary ) - return; + return false; #endif // __UNIX__/!__UNIX__ if ( wxTheClipboard->Open() ) @@ -773,9 +780,13 @@ void wxHtmlWindow::CopySelection(ClipboardType t) wxTheClipboard->Close(); wxLogTrace(_T("wxhtmlselection"), _("Copied to clipboard:\"%s\""), txt.c_str()); + + return true; } } #endif // wxUSE_CLIPBOARD + + return false; } @@ -801,7 +812,7 @@ void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell), // do nothing here } -void wxHtmlWindow::OnEraseBackground(wxEraseEvent& event) +void wxHtmlWindow::OnEraseBackground(wxEraseEvent& WXUNUSED(event)) { } @@ -834,6 +845,35 @@ void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event)) y * wxHTML_SCROLL_STEP + rect.GetTop(), 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(), @@ -864,7 +904,7 @@ void wxHtmlWindow::OnSize(wxSizeEvent& event) } -void wxHtmlWindow::OnMouseMove(wxMouseEvent& event) +void wxHtmlWindow::OnMouseMove(wxMouseEvent& WXUNUSED(event)) { m_tmpMouseMoved = true; } @@ -879,7 +919,7 @@ void wxHtmlWindow::OnMouseDown(wxMouseEvent& event) { SelectLine(CalcUnscrolledPosition(event.GetPosition())); - CopySelection(); + (void) CopySelection(); } else { @@ -908,10 +948,8 @@ 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) ) { - CopySelection(Primary); - // we don't want mouse up event that ended selecting to be // handled as mouse click and e.g. follow hyperlink: return; @@ -935,10 +973,15 @@ void wxHtmlWindow::OnMouseUp(wxMouseEvent& event) -void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event)) -{ +void wxHtmlWindow::OnInternalIdle() +{ + 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); @@ -949,12 +992,35 @@ 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) @@ -981,14 +1047,14 @@ 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(); } @@ -1152,15 +1218,13 @@ void wxHtmlWindow::OnKeyUp(wxKeyEvent& event) if ( IsSelectionEnabled() && event.GetKeyCode() == 'C' && event.ControlDown() ) { - 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) @@ -1170,7 +1234,7 @@ void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event) { SelectWord(CalcUnscrolledPosition(event.GetPosition())); - CopySelection(Primary); + (void) CopySelection(Primary); m_lastDoubleClick = wxGetLocalTimeMillis(); } @@ -1180,76 +1244,113 @@ void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event) void wxHtmlWindow::SelectWord(const wxPoint& pos) { - wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); - if ( cell ) + if ( m_Cell ) { - delete m_selection; - m_selection = new wxHtmlSelection(); - m_selection->Set(cell, cell); - RefreshRect(wxRect(CalcScrolledPosition(cell->GetAbsPos()), - wxSize(cell->GetWidth(), cell->GetHeight()))); + wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); + if ( cell ) + { + delete m_selection; + m_selection = new wxHtmlSelection(); + m_selection->Set(cell, cell); + RefreshRect(wxRect(CalcScrolledPosition(cell->GetAbsPos()), + wxSize(cell->GetWidth(), cell->GetHeight()))); + } } } void wxHtmlWindow::SelectLine(const wxPoint& pos) { - wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); - if ( cell ) + if ( m_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()) + wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y); + if ( cell ) { - y = c->GetAbsPos().y; - if ( y + c->GetHeight() > y1 && y < y2 ) - after = c; - else - break; - } - if ( !after ) - after = 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 ) + // find first cell of line: + for ( c = cell->GetParent()->GetFirstChild(); + c && c != cell; c = c->GetNext()) { - if ( ! before ) - before = c; + y = c->GetAbsPos().y; + if ( y + c->GetHeight() > y1 && y < y2 ) + { + if ( ! before ) + before = c; + } + else + before = NULL; } - else - before = NULL; + if ( !before ) + before = cell; + + delete m_selection; + m_selection = new wxHtmlSelection(); + m_selection->Set(before, after); + + Refresh(); } - if ( !before ) - before = cell; + } +} +void wxHtmlWindow::SelectAll() +{ + if ( m_Cell ) + { delete m_selection; m_selection = new wxHtmlSelection(); - m_selection->Set(before, after); - + 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) @@ -1257,7 +1358,6 @@ 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