/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma implementation "htmlwin.h"
+#pragma implementation "htmlproc.h"
#endif
#include "wx/wxprec.h"
#include "wx/defs.h"
#if wxUSE_HTML && wxUSE_STREAMS
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
#pragma hdrstop
#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/clipbrd.h"
+#include "wx/dataobj.h"
+#include "wx/timer.h"
+#include "wx/dcmemory.h"
+
+#include "wx/arrimpl.cpp"
+#include "wx/listimpl.cpp"
+
+
+
+#if wxUSE_CLIPBOARD
+// ----------------------------------------------------------------------------
+// wxHtmlWinAutoScrollTimer: the timer used to generate a stream of scroll
+// events when a captured mouse is held outside the window
+// ----------------------------------------------------------------------------
+
+class wxHtmlWinAutoScrollTimer : public wxTimer
+{
+public:
+ wxHtmlWinAutoScrollTimer(wxScrolledWindow *win,
+ wxEventType eventTypeToSend,
+ int pos, int orient)
+ {
+ m_win = win;
+ m_eventType = eventTypeToSend;
+ m_pos = pos;
+ m_orient = orient;
+ }
+
+ virtual void Notify();
+
+private:
+ wxScrolledWindow *m_win;
+ wxEventType m_eventType;
+ int m_pos,
+ m_orient;
+
+ DECLARE_NO_COPY_CLASS(wxHtmlWinAutoScrollTimer)
+};
+
+void wxHtmlWinAutoScrollTimer::Notify()
+{
+ // only do all this as long as the window is capturing the mouse
+ if ( wxWindow::GetCapture() != m_win )
+ {
+ Stop();
+ }
+ else // we still capture the mouse, continue generating events
+ {
+ // first scroll the window if we are allowed to do it
+ wxScrollWinEvent event1(m_eventType, m_pos, m_orient);
+ event1.SetEventObject(m_win);
+ if ( m_win->GetEventHandler()->ProcessEvent(event1) )
+ {
+ // and then send a pseudo mouse-move event to refresh the selection
+ wxMouseEvent event2(wxEVT_MOTION);
+ wxGetMousePosition(&event2.m_x, &event2.m_y);
+
+ // the mouse event coordinates should be client, not screen as
+ // returned by wxGetMousePosition
+ wxWindow *parentTop = m_win;
+ while ( parentTop->GetParent() )
+ parentTop = parentTop->GetParent();
+ wxPoint ptOrig = parentTop->GetPosition();
+ event2.m_x -= ptOrig.x;
+ event2.m_y -= ptOrig.y;
+
+ event2.SetEventObject(m_win);
+
+ // FIXME: we don't fill in the other members - ok?
+ m_win->GetEventHandler()->ProcessEvent(event2);
+ }
+ else // can't scroll further, stop
+ {
+ Stop();
+ }
+ }
+}
+
+#endif // wxUSE_CLIPBOARD
+
//-----------------------------------------------------------------------------
-// wxHtmlWindow
+// wxHtmlHistoryItem
//-----------------------------------------------------------------------------
+// item of history list
+class WXDLLIMPEXP_HTML wxHtmlHistoryItem
+{
+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;
+};
-#include "wx/arrimpl.cpp"
-WX_DEFINE_OBJARRAY(HtmlHistoryArray)
+//-----------------------------------------------------------------------------
+// our private arrays:
+//-----------------------------------------------------------------------------
+
+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,
- long style, const wxString& name) : wxScrolledWindow(parent, id, pos, size, style | wxVSCROLL | wxHSCROLL, name)
+void wxHtmlWindow::Init()
{
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);
m_Parser->SetFS(m_FS);
- SetBorders(10);
m_HistoryPos = -1;
m_HistoryOn = TRUE;
+ m_History = new wxHtmlHistoryArray;
+ m_Processors = NULL;
+ m_Style = 0;
+ SetBorders(10);
+ m_selection = NULL;
+ m_makingSelection = false;
+#if wxUSE_CLIPBOARD
+ m_timerAutoScroll = NULL;
+ m_lastDoubleClick = 0;
+#endif // wxUSE_CLIPBOARD
+ m_backBuffer = NULL;
+}
+
+bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name)
+{
+ if (!wxScrolledWindow::Create(parent, id, pos, size,
+ style | wxVSCROLL | wxHSCROLL, name))
+ return FALSE;
+
m_Style = style;
SetPage(wxT("<html><body></body></html>"));
+ return TRUE;
}
-
wxHtmlWindow::~wxHtmlWindow()
{
+#if wxUSE_CLIPBOARD
+ StopAutoScrolling();
+#endif // wxUSE_CLIPBOARD
HistoryClear();
if (m_Cell) delete m_Cell;
+ if ( m_Processors )
+ {
+ WX_CLEAR_LIST(wxHtmlProcessorList, *m_Processors);
+ }
+
delete m_Parser;
delete m_FS;
+ delete m_History;
+ delete m_Processors;
+ delete m_backBuffer;
}
wxString op = m_OpenedPage;
m_Parser->SetFonts(normal_face, fixed_face, sizes);
- SetPage(wxT("<html><body></body></html>")); // fonts changed => contents invalid
+ // fonts changed => contents invalid, so reload the page:
+ SetPage(wxT("<html><body></body></html>"));
if (!op.IsEmpty()) LoadPage(op);
}
bool wxHtmlWindow::SetPage(const wxString& source)
{
- wxClientDC *dc = new wxClientDC(this);
+ wxString newsrc(source);
+
+ wxDELETE(m_selection);
+ // pass HTML through registered processors:
+ if (m_Processors || m_GlobalProcessors)
+ {
+ wxHtmlProcessorList::compatibility_iterator nodeL, nodeG;
+ int prL, prG;
+
+ 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
+ // 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;
m_Parser->SetDC(dc);
- if (m_Cell)
+ if (m_Cell)
{
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)
{
+ wxBusyCursor busyCursor;
+
wxFSFile *f;
bool rt_val;
bool needs_refresh = FALSE;
-
- SetCursor(*wxHOURGLASS_CURSOR);
- 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);
m_tmpCanDrawLocks++;
}
- else if (location.Find(wxT('#')) != wxNOT_FOUND && location.BeforeFirst(wxT('#')) == m_OpenedPage)
+ else if (location.Find(wxT('#')) != wxNOT_FOUND && location.BeforeFirst(wxT('#')) == m_OpenedPage)
{
wxString anch = location.AfterFirst(wxT('#'));
m_tmpCanDrawLocks--;
rt_val = ScrollToAnchor(anch);
m_tmpCanDrawLocks++;
}
- else if (location.Find(wxT('#')) != wxNOT_FOUND &&
- (m_FS->GetPath() + location.BeforeFirst(wxT('#'))) == m_OpenedPage)
- {
+ 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);
m_tmpCanDrawLocks++;
}
- else
+ else
{
needs_refresh = TRUE;
// load&display it:
- if (m_RelatedStatusBar != -1)
- {
+ if (m_RelatedStatusBar != -1)
+ {
m_RelatedFrame->SetStatusText(_("Connecting..."), m_RelatedStatusBar);
Refresh(FALSE);
}
- f = m_FS->OpenFile(location);
-
- if (f == NULL)
- {
- wxString err;
+ f = m_Parser->OpenURL(wxHTML_URL_PAGE, location);
+ // try to interpret 'location' as filename instead of URL:
+ if (f == NULL)
+ {
+ wxFileName fn(location);
+ wxString location2 = wxFileSystem::FileNameToURL(fn);
+ f = m_Parser->OpenURL(wxHTML_URL_PAGE, location2);
+ }
+
+ if (f == NULL)
+ {
wxLogError(_("Unable to open requested HTML document: %s"), location.c_str());
m_tmpCanDrawLocks--;
-
- SetCursor(*wxSTANDARD_CURSOR);
return FALSE;
}
- else
- {
- wxNode *node;
+ else
+ {
+ wxList::compatibility_iterator node;
wxString src = wxEmptyString;
- if (m_RelatedStatusBar != -1)
- {
+ if (m_RelatedStatusBar != -1)
+ {
wxString msg = _("Loading : ") + location;
m_RelatedFrame->SetStatusText(msg, m_RelatedStatusBar);
Refresh(FALSE);
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 (src == wxEmptyString)
+ {
if (m_DefaultFilter == NULL) m_DefaultFilter = GetDefaultFilter();
src = m_DefaultFilter->ReadFile(*f);
}
m_FS->ChangePathTo(f->GetLocation());
rt_val = SetPage(src);
m_OpenedPage = f->GetLocation();
- if (f->GetAnchor() != wxEmptyString)
- {
- wxYield();
+ if (f->GetAnchor() != wxEmptyString)
+ {
ScrollToAnchor(f->GetAnchor());
}
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)
OnSetTitle(wxFileNameFromPath(m_OpenedPage));
- SetCursor(*wxSTANDARD_CURSOR);
- if (needs_refresh)
+ if (needs_refresh)
{
- wxYield();
m_tmpCanDrawLocks--;
Refresh();
}
}
+bool wxHtmlWindow::LoadFile(const wxFileName& filename)
+{
+ wxString url = wxFileSystem::FileNameToURL(filename);
+ return LoadPage(url);
+}
+
bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor)
{
wxLogWarning(_("HTML anchor %s does not exist."), anchor.c_str());
return FALSE;
}
- else
+ else
{
int y;
void wxHtmlWindow::OnSetTitle(const wxString& title)
{
- if (m_RelatedFrame)
+ if (m_RelatedFrame)
{
wxString tit;
tit.Printf(m_TitleFormat, title.c_str());
if (!m_Cell) return;
- if (m_Style & wxHW_SCROLLBAR_NEVER)
+ if (m_Style & wxHW_SCROLLBAR_NEVER)
{
SetScrollbars(wxHTML_SCROLL_STEP, 1, m_Cell->GetWidth() / wxHTML_SCROLL_STEP, 0); // always off
GetClientSize(&ClientWidth, &ClientHeight);
else {
GetClientSize(&ClientWidth, &ClientHeight);
m_Cell->Layout(ClientWidth);
- if (ClientHeight < m_Cell->GetHeight() + GetCharHeight())
- {
+ if (ClientHeight < m_Cell->GetHeight() + GetCharHeight())
+ {
SetScrollbars(
wxHTML_SCROLL_STEP, wxHTML_SCROLL_STEP,
m_Cell->GetWidth() / wxHTML_SCROLL_STEP,
/*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
int p_fontsizes[7];
wxString p_fff, p_ffn;
- if (path != wxEmptyString)
+ if (path != wxEmptyString)
{
oldpath = cfg->GetPath();
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);
- for (int i = 0; i < 7; i++)
+ 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);
p_fontsizes[i] = cfg->Read(tmp, m_Parser->m_FontsSizes[i]);
wxString oldpath;
wxString tmp;
- if (path != wxEmptyString)
+ if (path != wxEmptyString)
{
oldpath = cfg->GetPath();
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);
- for (int i = 0; i < 7; i++)
+ 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);
cfg->Write(tmp, (long) m_Parser->m_FontsSizes[i]);
// 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);
else LoadPage(l + wxT("#") + a);
m_HistoryOn = TRUE;
- wxYield();
m_tmpCanDrawLocks--;
- Scroll(0, m_History[m_HistoryPos].GetPos());
+ Scroll(0, (*m_History)[m_HistoryPos].GetPos());
Refresh();
return TRUE;
}
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);
else LoadPage(l + wxT("#") + a);
m_HistoryOn = TRUE;
- wxYield();
m_tmpCanDrawLocks--;
- Scroll(0, m_History[m_HistoryPos].GetPos());
+ Scroll(0, (*m_History)[m_HistoryPos].GetPos());
Refresh();
return TRUE;
}
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;
+ }
+ wxHtmlProcessorList::compatibility_iterator 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;
+ }
+ wxHtmlProcessorList::compatibility_iterator 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;
- 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;
+ wxDELETE(m_DefaultFilter);
+ WX_CLEAR_LIST(wxList, m_Filters);
+ if (m_GlobalProcessors)
+ WX_CLEAR_LIST(wxHtmlProcessorList, *m_GlobalProcessors);
+ wxDELETE(m_GlobalProcessors);
}
}
+bool wxHtmlWindow::IsSelectionEnabled() const
+{
+#if wxUSE_CLIPBOARD
+ return !(m_Style & wxHW_NO_SELECTION);
+#else
+ return false;
+#endif
+}
+
+
+#if wxUSE_CLIPBOARD
+wxString wxHtmlWindow::SelectionToText()
+{
+ if ( !m_selection )
+ return wxEmptyString;
+
+ wxClientDC dc(this);
+
+ const wxHtmlCell *end = m_selection->GetToCell();
+ wxString text;
+ wxHtmlTerminalCellsInterator i(m_selection->GetFromCell(), end);
+ if ( i )
+ {
+ text << i->ConvertToText(m_selection);
+ ++i;
+ }
+ const wxHtmlCell *prev = *i;
+ while ( i )
+ {
+ if ( prev->GetParent() != i->GetParent() )
+ text << _T('\n');
+ text << i->ConvertToText(*i == end ? m_selection : NULL);
+ prev = *i;
+ ++i;
+ }
+ return text;
+}
+
+#endif // wxUSE_CLIPBOARD
+
+void wxHtmlWindow::CopySelection(ClipboardType t)
+{
+#if wxUSE_CLIPBOARD
+ if ( m_selection )
+ {
+#ifdef __UNIX__
+ wxTheClipboard->UsePrimarySelection(t == Primary);
+#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;
+#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());
+ }
+ }
+#endif // wxUSE_CLIPBOARD
+}
void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link)
{
- LoadPage(link.GetHref());
+ const wxMouseEvent *e = link.GetEvent();
+ if (e == NULL || e->LeftUp())
+ 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::OnDraw(wxDC& dc)
+void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell),
+ wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
{
- int x, y;
- wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
- int v_y, v_h;
+ // do nothing here
+}
- if (m_tmpCanDrawLocks > 0) return;
-
- 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);
+void wxHtmlWindow::OnEraseBackground(wxEraseEvent& WXUNUSED(event))
+{
+}
+
+void wxHtmlWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
+{
+ wxPaintDC dc(this);
+
+ if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return;
- while (upd)
+ int x, y;
+ GetViewStart(&x, &y);
+ wxRect rect = GetUpdateRegion().GetBox();
+ wxSize sz = GetSize();
+
+ wxMemoryDC dcm;
+ if ( !m_backBuffer )
+ m_backBuffer = new wxBitmap(sz.x, sz.y);
+ dcm.SelectObject(*m_backBuffer);
+ dcm.SetBackground(wxBrush(GetBackgroundColour(), wxSOLID));
+ dcm.Clear();
+ PrepareDC(dcm);
+ dcm.SetMapMode(wxMM_TEXT);
+ dcm.SetBackgroundMode(wxTRANSPARENT);
+
+ wxHtmlRenderingInfo rinfo;
+ wxDefaultHtmlRenderingStyle rstyle;
+ rinfo.SetSelection(m_selection);
+ rinfo.SetStyle(&rstyle);
+ m_Cell->Draw(dcm, 0, 0,
+ y * wxHTML_SCROLL_STEP + rect.GetTop(),
+ y * wxHTML_SCROLL_STEP + rect.GetBottom(),
+ rinfo);
+
+//#define DEBUG_HTML_SELECTION
+#ifdef DEBUG_HTML_SELECTION
{
- 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++;
+ 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,
+ &dcm,
+ 0, rect.GetTop());
}
void wxHtmlWindow::OnSize(wxSizeEvent& event)
{
+ wxDELETE(m_backBuffer);
+
wxScrolledWindow::OnSize(event);
CreateLayout();
+
+ // Recompute selection if necessary:
+ if ( m_selection )
+ {
+ m_selection->Set(m_selection->GetFromCell(),
+ m_selection->GetToCell());
+ m_selection->ClearPrivPos();
+ }
+
Refresh();
}
-void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event)
+void wxHtmlWindow::OnMouseMove(wxMouseEvent& WXUNUSED(event))
{
- m_tmpMouseMoved = TRUE;
+ m_tmpMouseMoved = true;
+}
- if (event.ButtonDown())
+void wxHtmlWindow::OnMouseDown(wxMouseEvent& event)
+{
+#if wxUSE_CLIPBOARD
+ if ( event.LeftDown() && IsSelectionEnabled() )
{
- int sx, sy;
- wxPoint pos;
- wxString lnk;
+ const long TRIPLECLICK_LEN = 200; // 0.2 sec after doubleclick
+ if ( wxGetLocalTimeMillis() - m_lastDoubleClick <= TRIPLECLICK_LEN )
+ {
+ SelectLine(CalcUnscrolledPosition(event.GetPosition()));
- ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
- pos = event.GetPosition();
+ CopySelection();
+ }
+ else
+ {
+ m_makingSelection = true;
+
+ if ( m_selection )
+ {
+ wxDELETE(m_selection);
+ Refresh();
+ }
+ m_tmpSelFromPos = CalcUnscrolledPosition(event.GetPosition());
+ m_tmpSelFromCell = NULL;
- if (m_Cell)
- m_Cell->OnMouseClick(this, sx + pos.x, sy + pos.y, event);
+ CaptureMouse();
+ }
}
+#endif // wxUSE_CLIPBOARD
}
+void wxHtmlWindow::OnMouseUp(wxMouseEvent& event)
+{
+#if wxUSE_CLIPBOARD
+ if ( m_makingSelection )
+ {
+ ReleaseMouse();
+ m_makingSelection = false;
+ // did the user move the mouse far enough from starting point?
+ if ( m_selection )
+ {
+ CopySelection(Primary);
-void wxHtmlWindow::OnIdle(wxIdleEvent& event)
-{
- if (s_cur_hand == NULL)
+ // we don't want mouse up event that ended selecting to be
+ // handled as mouse click and e.g. follow hyperlink:
+ return;
+ }
+ }
+#endif // wxUSE_CLIPBOARD
+
+ SetFocus();
+ if ( m_Cell )
{
- s_cur_hand = new wxCursor(wxCURSOR_HAND);
- s_cur_arrow = new wxCursor(wxCURSOR_ARROW);
+ wxPoint pos = CalcUnscrolledPosition(event.GetPosition());
+ wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y);
+
+ // 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);
}
+}
- if (m_tmpMouseMoved && (m_Cell != NULL))
+
+
+void wxHtmlWindow::OnInternalIdle()
+{
+ wxWindow::OnInternalIdle();
+
+ if (m_tmpMouseMoved && (m_Cell != NULL))
{
- int sx, sy;
- int x, y;
- wxHtmlLinkInfo *lnk;
-
- ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
- 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);
+#ifdef DEBUG_HTML_SELECTION
+ Refresh();
+#endif
+ int xc, yc, x, y;
+ wxGetMousePosition(&xc, &yc);
+ ScreenToClient(&xc, &yc);
+ CalcUnscrolledPosition(xc, yc, &x, &y);
+
+ wxHtmlCell *cell = m_Cell->FindCellByPos(x, y);
+
+ // handle selection update:
+ if ( m_makingSelection )
+ {
+ 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)
+ {
+ m_tmpSelFromCell = m_Cell->FindCellByPos(
+ m_tmpSelFromPos.x,m_tmpSelFromPos.y,
+ wxHTML_FIND_NEAREST_AFTER);
+ if (!m_tmpSelFromCell)
+ m_tmpSelFromCell = m_Cell->GetFirstTerminal();
+ }
+ else
+ {
+ m_tmpSelFromCell = m_Cell->FindCellByPos(
+ m_tmpSelFromPos.x,m_tmpSelFromPos.y,
+ wxHTML_FIND_NEAREST_BEFORE);
+ if (!m_tmpSelFromCell)
+ m_tmpSelFromCell = m_Cell->GetLastTerminal();
+ }
+ }
+
+ wxHtmlCell *selcell = cell;
+ if (!selcell)
+ {
+ if (goingDown)
+ {
+ selcell = m_Cell->FindCellByPos(x, y,
+ wxHTML_FIND_NEAREST_BEFORE);
+ if (!selcell)
+ selcell = m_Cell->GetLastTerminal();
+ }
+ else
+ {
+ selcell = m_Cell->FindCellByPos(x, y,
+ wxHTML_FIND_NEAREST_AFTER);
+ if (!selcell)
+ selcell = m_Cell->GetFirstTerminal();
+ }
+ }
+
+ // 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.
+ if ( selcell && m_tmpSelFromCell )
+ {
+ if ( !m_selection )
+ {
+ // start selecting only if mouse movement was big enough
+ // (otherwise it was meant as mouse click, not selection):
+ const int PRECISION = 2;
+ wxPoint diff = m_tmpSelFromPos - wxPoint(x,y);
+ if (abs(diff.x) > PRECISION || abs(diff.y) > PRECISION)
+ {
+ m_selection = new wxHtmlSelection();
+ }
+ }
+ if ( m_selection )
+ {
+ if ( m_tmpSelFromCell->IsBefore(selcell) )
+ {
+ m_selection->Set(m_tmpSelFromPos, m_tmpSelFromCell,
+ wxPoint(x,y), selcell); }
+ else
+ {
+ m_selection->Set(wxPoint(x,y), selcell,
+ m_tmpSelFromPos, m_tmpSelFromCell);
+ }
+ m_selection->ClearPrivPos();
+ Refresh();
+ }
}
- else
- {
- SetCursor(*s_cur_hand);
- if (m_RelatedStatusBar != -1)
- m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar);
+ }
+
+ // 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 (lnk == NULL)
+ {
+ if (m_RelatedStatusBar != -1)
+ m_RelatedFrame->SetStatusText(wxEmptyString,
+ m_RelatedStatusBar);
+ }
+ else
+ {
+ 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;
}
}
+#if wxUSE_CLIPBOARD
+void wxHtmlWindow::StopAutoScrolling()
+{
+ if ( m_timerAutoScroll )
+ {
+ wxDELETE(m_timerAutoScroll);
+ }
+}
+void wxHtmlWindow::OnMouseEnter(wxMouseEvent& event)
+{
+ StopAutoScrolling();
+ event.Skip();
+}
+void wxHtmlWindow::OnMouseLeave(wxMouseEvent& event)
+{
+ // don't prevent the usual processing of the event from taking place
+ event.Skip();
+
+ // when a captured mouse leave a scrolled window we start generate
+ // scrolling events to allow, for example, extending selection beyond the
+ // visible area in some controls
+ if ( wxWindow::GetCapture() == this )
+ {
+ // where is the mouse leaving?
+ int pos, orient;
+ wxPoint pt = event.GetPosition();
+ if ( pt.x < 0 )
+ {
+ orient = wxHORIZONTAL;
+ pos = 0;
+ }
+ else if ( pt.y < 0 )
+ {
+ orient = wxVERTICAL;
+ pos = 0;
+ }
+ else // we're lower or to the right of the window
+ {
+ wxSize size = GetClientSize();
+ if ( pt.x > size.x )
+ {
+ orient = wxHORIZONTAL;
+ pos = GetVirtualSize().x / wxHTML_SCROLL_STEP;
+ }
+ else if ( pt.y > size.y )
+ {
+ orient = wxVERTICAL;
+ pos = GetVirtualSize().y / wxHTML_SCROLL_STEP;
+ }
+ else // this should be impossible
+ {
+ // but seems to happen sometimes under wxMSW - maybe it's a bug
+ // there but for now just ignore it
+
+ //wxFAIL_MSG( _T("can't understand where has mouse gone") );
+
+ return;
+ }
+ }
+
+ // only start the auto scroll timer if the window can be scrolled in
+ // this direction
+ if ( !HasScrollbar(orient) )
+ return;
+
+ delete m_timerAutoScroll;
+ m_timerAutoScroll = new wxHtmlWinAutoScrollTimer
+ (
+ this,
+ pos == 0 ? wxEVT_SCROLLWIN_LINEUP
+ : wxEVT_SCROLLWIN_LINEDOWN,
+ pos,
+ orient
+ );
+ m_timerAutoScroll->Start(50); // FIXME: make configurable
+ }
+}
+
+void wxHtmlWindow::OnKeyUp(wxKeyEvent& event)
+{
+ if ( IsSelectionEnabled() &&
+ event.GetKeyCode() == 'C' && event.ControlDown() )
+ {
+ if ( m_selection )
+ CopySelection();
+ }
+}
+
+void wxHtmlWindow::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+ if ( m_selection )
+ CopySelection();
+}
+
+void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event)
+{
+ // select word under cursor:
+ if ( IsSelectionEnabled() )
+ {
+ SelectWord(CalcUnscrolledPosition(event.GetPosition()));
+
+ CopySelection(Primary);
+
+ m_lastDoubleClick = wxGetLocalTimeMillis();
+ }
+ else
+ event.Skip();
+}
+void wxHtmlWindow::SelectWord(const wxPoint& pos)
+{
+ 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 )
+ {
+ // 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();
+ }
+}
+#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)
- EVT_LEFT_DOWN(wxHtmlWindow::OnMouseEvent)
- EVT_MOTION(wxHtmlWindow::OnMouseEvent)
- EVT_IDLE(wxHtmlWindow::OnIdle)
+ EVT_LEFT_DOWN(wxHtmlWindow::OnMouseDown)
+ EVT_LEFT_UP(wxHtmlWindow::OnMouseUp)
+ EVT_RIGHT_UP(wxHtmlWindow::OnMouseUp)
+ EVT_MOTION(wxHtmlWindow::OnMouseMove)
+ EVT_ERASE_BACKGROUND(wxHtmlWindow::OnEraseBackground)
+ EVT_PAINT(wxHtmlWindow::OnPaint)
+#if wxUSE_CLIPBOARD
+ EVT_LEFT_DCLICK(wxHtmlWindow::OnDoubleClick)
+ EVT_ENTER_WINDOW(wxHtmlWindow::OnMouseEnter)
+ EVT_LEAVE_WINDOW(wxHtmlWindow::OnMouseLeave)
+ EVT_KEY_UP(wxHtmlWindow::OnKeyUp)
+ EVT_MENU(wxID_COPY, wxHtmlWindow::OnCopy)
+#endif // wxUSE_CLIPBOARD
END_EVENT_TABLE()
IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule)
+// 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 // wxUSE_HTML
-///// 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)
-
-
-#endif
projects / wxWidgets.git / blobdiff