+ 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();
+ }
+ }
+ }
+
+ // handle cursor and status bar text changes:
+
+ // NB: because we're passing in 'cell' and not 'm_Cell' (so that the
+ // leaf cell lookup isn't done twice), we need to adjust the
+ // position for the new root:
+ wxPoint posInCell(x, y);
+ if (cell)
+ posInCell -= cell->GetAbsPos();
+ wxHtmlWindowMouseHelper::HandleIdle(cell, posInCell);
+ }
+}
+
+#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( wxT("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.CmdDown()) )
+ {
+ wxClipboardTextEvent evt(wxEVT_COMMAND_TEXT_COPY, GetId());
+
+ evt.SetEventObject(this);
+
+ GetEventHandler()->ProcessEvent(evt);
+ }
+}
+
+void wxHtmlWindow::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+ (void) CopySelection();
+}
+
+void wxHtmlWindow::OnClipboardEvent(wxClipboardTextEvent& WXUNUSED(event))
+{
+ (void) CopySelection();
+}
+
+void wxHtmlWindow::OnDoubleClick(wxMouseEvent& event)
+{
+ // select word under cursor:
+ if ( IsSelectionEnabled() )
+ {
+ 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 )
+ {
+ delete m_selection;
+ m_selection = new wxHtmlSelection();
+ m_selection->Set(cell, cell);
+ RefreshRect(wxRect(CalcScrolledPosition(cell->GetAbsPos()),
+ wxSize(cell->GetWidth(), cell->GetHeight())));
projects / wxWidgets.git / blobdiff