X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d67fc8b73514909eb198223333e11be4d900f431..b7d3a622aa58729f92941c2b6710c5481b16f19e:/src/generic/listctrl.cpp diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp index ef666f76e5..bcf799a00b 100644 --- a/src/generic/listctrl.cpp +++ b/src/generic/listctrl.cpp @@ -25,15 +25,6 @@ #include "wx/listctrl.h" -#if ((!defined(__WXMSW__) && !(defined(__WXMAC__) && wxOSX_USE_CARBON)) || defined(__WXUNIVERSAL__)) - // if we have a native version, its implementation file does all this - IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl) - IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent) - - IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxGenericListCtrl) -#endif - #ifndef WX_PRECOMP #include "wx/scrolwin.h" #include "wx/timer.h" @@ -667,11 +658,20 @@ void wxListLineData::SetAttr(wxListItemAttr *attr) item->SetAttr(attr); } -bool wxListLineData::SetAttributes(wxDC *dc, - const wxListItemAttr *attr, - bool highlighted) +void wxListLineData::ApplyAttributes(wxDC *dc, + const wxRect& rectHL, + bool highlighted, + bool current) { - wxWindow *listctrl = m_owner->GetParent(); + const wxListItemAttr * const attr = GetAttr(); + + wxWindow * const listctrl = m_owner->GetParent(); + + const bool hasFocus = listctrl->HasFocus() +#if defined(__WXMAC__) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON + && IsControlActive( (ControlRef)listctrl->GetHandle() ) +#endif + ; // fg colour @@ -680,20 +680,19 @@ bool wxListLineData::SetAttributes(wxDC *dc, // arithmetics on wxColour, unfortunately) wxColour colText; if ( highlighted ) -#ifdef __WXMAC__ { - if (m_owner->HasFocus() -#if !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON - && IsControlActive( (ControlRef)m_owner->GetHandle() ) -#endif - ) +#ifdef __WXMAC__ + if ( hasFocus ) colText = *wxWHITE; else colText = *wxBLACK; - } #else - colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + if ( hasFocus ) + colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + else + colText = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT); #endif + } else if ( attr && attr->HasTextColour() ) colText = attr->GetTextColour(); else @@ -710,45 +709,25 @@ bool wxListLineData::SetAttributes(wxDC *dc, dc->SetFont(font); - // bg colour - bool hasBgCol = attr && attr->HasBackgroundColour(); - if ( highlighted || hasBgCol ) - { - if ( highlighted ) - dc->SetBrush( *m_owner->GetHighlightBrush() ); - else - dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxBRUSHSTYLE_SOLID)); - - dc->SetPen( *wxTRANSPARENT_PEN ); - - return true; - } - - return false; -} - -void wxListLineData::Draw( wxDC *dc ) -{ - wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); - wxCHECK_RET( node, wxT("no subitems at all??") ); - - bool highlighted = IsHighlighted(); - - wxListItemAttr *attr = GetAttr(); - - if ( SetAttributes(dc, attr, highlighted) ) + // background + if ( highlighted ) { - int flags = 0; - if (highlighted) - flags |= wxCONTROL_SELECTED; - if (m_owner->HasFocus() -#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON - && IsControlActive( (ControlRef)m_owner->GetHandle() ) -#endif - ) + // Use the renderer method to ensure that the selected items use the + // native look. + int flags = wxCONTROL_SELECTED; + if ( hasFocus ) flags |= wxCONTROL_FOCUSED; + if (current) + flags |= wxCONTROL_CURRENT; wxRendererNative::Get(). - DrawItemSelectionRect( m_owner, *dc, m_gi->m_rectHighlight, flags ); + DrawItemSelectionRect( m_owner, *dc, rectHL, flags ); + } + else if ( attr && attr->HasBackgroundColour() ) + { + // Draw the background using the items custom background colour. + dc->SetBrush(attr->GetBackgroundColour()); + dc->SetPen(*wxTRANSPARENT_PEN); + dc->DrawRectangle(rectHL); } // just for debugging to better see where the items are @@ -759,6 +738,14 @@ void wxListLineData::Draw( wxDC *dc ) dc->SetPen(*wxGREEN_PEN); dc->DrawRectangle( m_gi->m_rectIcon ); #endif +} + +void wxListLineData::Draw(wxDC *dc, bool current) +{ + wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); + wxCHECK_RET( node, wxT("no subitems at all??") ); + + ApplyAttributes(dc, m_gi->m_rectHighlight, IsHighlighted(), current); wxListItemData *item = node->GetData(); if (item->HasImage()) @@ -788,18 +775,8 @@ void wxListLineData::DrawInReportMode( wxDC *dc, // TODO: later we should support setting different attributes for // different columns - to do it, just add "col" argument to // GetAttr() and move these lines into the loop below - wxListItemAttr *attr = GetAttr(); - if ( SetAttributes(dc, attr, highlighted) ) - { - int flags = 0; - if (highlighted) - flags |= wxCONTROL_SELECTED; - if (m_owner->HasFocus()) - flags |= wxCONTROL_FOCUSED; - if (current) - flags |= wxCONTROL_CURRENT; - wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, rectHL, flags ); - } + + ApplyAttributes(dc, rectHL, highlighted, current); wxCoord x = rect.x + HEADER_OFFSET_X, yMid = rect.y + rect.height/2; @@ -821,7 +798,8 @@ void wxListLineData::DrawInReportMode( wxDC *dc, int xOld = x; x += width; - const int wText = width - 8; + width -= 8; + const int wText = width; wxDCClipper clipper(*dc, xOld, rect.y, wText, rect.height); if ( item->HasImage() ) @@ -837,7 +815,7 @@ void wxListLineData::DrawInReportMode( wxDC *dc, } if ( item->HasText() ) - DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, wText); + DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width); } } @@ -1068,7 +1046,7 @@ void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // NB: The code below is not really Mac-specific, but since we are close // to 2.8 release and I don't have time to test on other platforms, I -// defined this only for wxMac. If this behavior is desired on +// defined this only for wxMac. If this behaviour is desired on // other platforms, please go ahead and revise or remove the #ifdef. #ifdef __WXMAC__ if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) && @@ -1424,23 +1402,31 @@ wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner, m_text->PushEventHandler(this); } -void wxListTextCtrlWrapper::EndEdit(bool discardChanges) +void wxListTextCtrlWrapper::EndEdit(EndReason reason) { m_aboutToFinish = true; - if ( discardChanges ) + switch ( reason ) { - m_owner->OnRenameCancelled(m_itemEdited); + case End_Accept: + // Notify the owner about the changes + AcceptChanges(); - Finish( true ); - } - else - { - // Notify the owner about the changes - AcceptChanges(); + // Even if vetoed, close the control (consistent with MSW) + Finish( true ); + break; + + case End_Discard: + m_owner->OnRenameCancelled(m_itemEdited); - // Even if vetoed, close the control (consistent with MSW) - Finish( true ); + Finish( true ); + break; + + case End_Destroy: + // Don't generate any notifications for the control being destroyed + // and don't set focus to it neither. + Finish(false); + break; } } @@ -1479,11 +1465,11 @@ void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event ) switch ( event.m_keyCode ) { case WXK_RETURN: - EndEdit( false ); + EndEdit( End_Accept ); break; case WXK_ESCAPE: - EndEdit( true ); + EndEdit( End_Discard ); break; default: @@ -1617,6 +1603,9 @@ wxListMainWindow::wxListMainWindow( wxWindow *parent, wxListMainWindow::~wxListMainWindow() { + if ( m_textctrlWrapper ) + m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Destroy); + DoDeleteAllItems(); WX_CLEAR_LIST(wxListHeaderDataList, m_columns); WX_CLEAR_ARRAY(m_aColWidths); @@ -2110,10 +2099,14 @@ void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) size_t count = GetItemCount(); for ( size_t i = 0; i < count; i++ ) { - GetLine(i)->Draw( &dc ); + GetLine(i)->Draw( &dc, i == m_current ); } } + // DrawFocusRect() is unusable under Mac, it draws outside of the highlight + // rectangle somehow and so leaves traces when the item is not selected any + // more, see #12229. +#ifndef __WXMAC__ if ( HasCurrent() ) { int flags = 0; @@ -2123,6 +2116,7 @@ void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) wxRendererNative::Get(). DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags); } +#endif // !__WXMAC__ } void wxListMainWindow::HighlightAll( bool on ) @@ -2285,7 +2279,7 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event ) // listctrl because the order of events is different (or something like // that), so explicitly end the edit if it is active. if ( event.LeftDown() && m_textctrlWrapper ) - m_textctrlWrapper->EndEdit( false ); + m_textctrlWrapper->EndEdit(wxListTextCtrlWrapper::End_Accept); #endif // __WXMAC__ if ( event.LeftDown() ) @@ -2694,6 +2688,16 @@ void wxListMainWindow::OnKeyDown( wxKeyEvent &event ) if (parent->GetEventHandler()->ProcessEvent( ke )) return; + // send a list event + wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() ); + le.m_itemIndex = m_current; + if (HasCurrent()) + GetLine(m_current)->GetItem( 0, le.m_item ); + le.m_code = event.GetKeyCode(); + le.SetEventObject( parent ); + if (parent->GetEventHandler()->ProcessEvent( le )) + return; + event.Skip(); } @@ -2713,17 +2717,6 @@ void wxListMainWindow::OnChar( wxKeyEvent &event ) { wxWindow *parent = GetParent(); - // send a list_key event up - if ( HasCurrent() ) - { - wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() ); - le.m_itemIndex = m_current; - GetLine(m_current)->GetItem( 0, le.m_item ); - le.m_code = event.GetKeyCode(); - le.SetEventObject( parent ); - parent->GetEventHandler()->ProcessEvent( le ); - } - // propagate the char event upwards wxKeyEvent ke(event); ke.SetEventObject( parent ); @@ -4034,6 +4027,19 @@ void wxListMainWindow::InsertItem( wxListItem &item ) wxListLineData *line = new wxListLineData(this); line->SetItem( item.m_col, item ); + if ( item.m_mask & wxLIST_MASK_IMAGE ) + { + // Reset the buffered height if it's not big enough for the new image. + if (m_small_image_list) + { + int imageWidth, imageHeight; + m_small_image_list->GetSize(item.GetImage(), + imageWidth, imageHeight); + + if ( imageHeight > m_lineHeight ) + m_lineHeight = 0; + } + } m_lines.Insert( line, id ); @@ -4419,6 +4425,11 @@ void wxGenericListCtrl::SetSingleStyle( long style, bool add ) void wxGenericListCtrl::SetWindowStyleFlag( long flag ) { + // we add wxHSCROLL and wxVSCROLL in ctor unconditionally and it never + // makes sense to remove them as we'll always add scrollbars anyhow when + // needed + flag |= wxHSCROLL | wxVSCROLL; + const bool wasInReportView = HasFlag(wxLC_REPORT); // update the window style first so that the header is created or destroyed @@ -5057,12 +5068,22 @@ bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y ) void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const { - m_mainWin->DoClientToScreen(x, y); + // It's not clear whether this can be called before m_mainWin is created + // but it seems better to be on the safe side and check. + if ( m_mainWin ) + m_mainWin->DoClientToScreen(x, y); + else + wxControl::DoClientToScreen(x, y); } void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const { - m_mainWin->DoScreenToClient(x, y); + // At least in wxGTK/Univ build this method can be called before m_mainWin + // is created so avoid crashes in this case. + if ( m_mainWin ) + m_mainWin->DoScreenToClient(x, y); + else + wxControl::DoScreenToClient(x, y); } void wxGenericListCtrl::SetFocus() @@ -5073,12 +5094,63 @@ void wxGenericListCtrl::SetFocus() m_mainWin->SetFocus(); } -wxSize wxGenericListCtrl::DoGetBestSize() const +wxSize wxGenericListCtrl::DoGetBestClientSize() const { - // Something is better than nothing... - // 100x80 is what the MSW version will get from the default - // wxControl::DoGetBestSize - return wxSize(100, 80); + // Something is better than nothing even if this is completely arbitrary. + wxSize sizeBest(100, 80); + + if ( !InReportView() ) + { + // Ensure that our minimal width is at least big enough to show all our + // items. This is important for wxListbook to size itself correctly. + + // Remember the offset of the first item: this corresponds to the + // margins around the item so we will add it to the minimal size below + // to ensure that we have equal margins on all sides. + wxPoint ofs; + + // We can iterate over all items as there shouldn't be too many of them + // in non-report view. If it ever becomes a problem, we could examine + // just the first few items probably, the determination of the best + // size is less important if we will need scrollbars anyhow. + for ( int n = 0; n < GetItemCount(); n++ ) + { + const wxRect itemRect = m_mainWin->GetLineRect(n); + if ( !n ) + { + // Remember the position of the first item as all the rest are + // offset by at least this number of pixels too. + ofs = itemRect.GetPosition(); + } + + sizeBest.IncTo(itemRect.GetSize()); + } + + sizeBest.IncBy(2*ofs); + + + // If we have the scrollbars we need to account for them too. And to + // make sure the scrollbars status is up to date we need to call this + // function to set them. + m_mainWin->RecalculatePositions(true /* no refresh */); + + // Unfortunately we can't use wxWindow::HasScrollbar() here as we need + // to use m_mainWin client/virtual size for determination of whether we + // use scrollbars and not the size of this window itself. Maybe that + // function should be extended to work correctly in the case when our + // scrollbars manage a different window from this one but currently it + // doesn't work. + const wxSize sizeClient = m_mainWin->GetClientSize(); + const wxSize sizeVirt = m_mainWin->GetVirtualSize(); + + if ( sizeVirt.x > sizeClient.x /* HasScrollbar(wxHORIZONTAL) */ ) + sizeBest.y += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y); + + if ( sizeVirt.y > sizeClient.y /* HasScrollbar(wxVERTICAL) */ ) + sizeBest.x += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); + } + + return sizeBest; } // ----------------------------------------------------------------------------