X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/64ac3db840a3b4496131a11817926859b4eab870..95725e35d8bfa902349fea22349935dc260c591e:/src/generic/listctrl.cpp diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp index 03e26f11e5..e8e6b26b34 100644 --- a/src/generic/listctrl.cpp +++ b/src/generic/listctrl.cpp @@ -342,12 +342,23 @@ bool wxListHeaderData::IsHit( int x, int y ) const void wxListHeaderData::GetItem( wxListItem& item ) { - item.m_mask = m_mask; - item.m_text = m_text; - item.m_image = m_image; - item.m_format = m_format; - item.m_width = m_width; - item.m_state = m_state; + long mask = item.m_mask; + if ( !mask ) + { + // by default, get everything for backwards compatibility + mask = -1; + } + + if ( mask & wxLIST_MASK_STATE ) + item.m_state = m_state; + if ( mask & wxLIST_MASK_TEXT ) + item.m_text = m_text; + if ( mask & wxLIST_MASK_IMAGE ) + item.m_image = m_image; + if ( mask & wxLIST_MASK_WIDTH ) + item.m_width = m_width; + if ( mask & wxLIST_MASK_FORMAT ) + item.m_format = m_format; } int wxListHeaderData::GetImage() const @@ -923,7 +934,6 @@ void wxListLineData::ReverseHighlight( void ) BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow) EVT_PAINT (wxListHeaderWindow::OnPaint) EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse) - EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus) END_EVENT_TABLE() void wxListHeaderWindow::Init() @@ -1330,12 +1340,6 @@ void wxListHeaderWindow::OnMouse( wxMouseEvent &event ) } } -void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) ) -{ - m_owner->SetFocus(); - m_owner->Update(); -} - bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos) { wxWindow *parent = GetParent(); @@ -1578,10 +1582,9 @@ wxListMainWindow::wxListMainWindow() wxListMainWindow::wxListMainWindow( wxWindow *parent, wxWindowID id, const wxPoint& pos, - const wxSize& size, - long style, - const wxString &name ) - : wxWindow( parent, id, pos, size, style, name ) + const wxSize& size ) + : wxWindow( parent, id, pos, size, + wxWANTS_CHARS | wxBORDER_NONE ) { Init(); @@ -2032,6 +2035,7 @@ void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) GetParent()->GetId()); evCache.SetEventObject( GetParent() ); evCache.m_oldItemIndex = visibleFrom; + evCache.m_item.m_itemId = evCache.m_itemIndex = visibleTo; GetParent()->GetEventHandler()->ProcessEvent( evCache ); } @@ -2162,6 +2166,7 @@ void wxListMainWindow::SendNotify( size_t line, wxListEvent le( command, GetParent()->GetId() ); le.SetEventObject( GetParent() ); + le.m_item.m_itemId = le.m_itemIndex = line; // set only for events which have position @@ -2202,13 +2207,14 @@ wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL, wxT("wrong index in wxGenericListCtrl::EditLabel()") ); - wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)), + wxASSERT_MSG( textControlClass->IsKindOf(wxCLASSINFO(wxTextCtrl)), wxT("EditLabel() needs a text control") ); size_t itemEdit = (size_t)item; wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() ); le.SetEventObject( GetParent() ); + le.m_item.m_itemId = le.m_itemIndex = item; wxListLineData *data = GetLine(itemEdit); wxCHECK_MSG( data, NULL, wxT("invalid index in EditLabel()") ); @@ -2251,6 +2257,7 @@ bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value) { wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() ); le.SetEventObject( GetParent() ); + le.m_item.m_itemId = le.m_itemIndex = itemEdit; wxListLineData *data = GetLine(itemEdit); @@ -2271,6 +2278,7 @@ void wxListMainWindow::OnRenameCancelled(size_t itemEdit) le.SetEditCanceled(true); le.SetEventObject( GetParent() ); + le.m_item.m_itemId = le.m_itemIndex = itemEdit; wxListLineData *data = GetLine(itemEdit); @@ -2294,8 +2302,11 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event ) if ( event.LeftDown() ) SetFocus(); - event.SetEventObject( GetParent() ); - if ( GetParent()->GetEventHandler()->ProcessEvent( event) ) + // Pretend that the event happened in wxListCtrl itself. + wxMouseEvent me(event); + me.SetEventObject( GetParent() ); + me.SetId(GetParent()->GetId()); + if ( GetParent()->GetEventHandler()->ProcessEvent( me )) return; if (event.GetEventType() == wxEVT_MOUSEWHEEL) @@ -2355,37 +2366,19 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event ) } } + // Update drag events counter first as we must do it even if the mouse is + // not on any item right now as we must keep count in case we started + // dragging from the empty control area but continued to do it over a valid + // item -- in this situation we must not start dragging this item. if (event.Dragging()) - { - if (m_dragCount == 0) - { - // we have to report the raw, physical coords as we want to be - // able to call HitTest(event.m_pointDrag) from the user code to - // get the item being dragged - m_dragStart = event.GetPosition(); - } - m_dragCount++; - - if (m_dragCount != 3) - return; - - int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG - : wxEVT_COMMAND_LIST_BEGIN_DRAG; - - wxListEvent le( command, GetParent()->GetId() ); - le.SetEventObject( GetParent() ); - le.m_itemIndex = m_lineLastClicked; - le.m_pointDrag = m_dragStart; - GetParent()->GetEventHandler()->ProcessEvent( le ); - - return; - } else - { m_dragCount = 0; - } + // The only mouse event that can be generated without any valid item is + // wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK as it can be useful to have a global + // popup menu for the list control itself which should be shown even when + // the user clicks outside of any item. if ( !hitResult ) { // outside of any item @@ -2409,6 +2402,27 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event ) return; } + if ( event.Dragging() ) + { + if (m_dragCount == 1) + { + // we have to report the raw, physical coords as we want to be + // able to call HitTest(event.m_pointDrag) from the user code to + // get the item being dragged + m_dragStart = event.GetPosition(); + } + + if (m_dragCount != 3) + return; + + int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG + : wxEVT_COMMAND_LIST_BEGIN_DRAG; + + SendNotify( m_lineLastClicked, command, m_dragStart ); + + return; + } + bool forceClick = false; if (event.ButtonDClick()) { @@ -2694,11 +2708,13 @@ void wxListMainWindow::OnKeyDown( wxKeyEvent &event ) // propagate the key event upwards wxKeyEvent ke(event); ke.SetEventObject( parent ); + ke.SetId(GetParent()->GetId()); if (parent->GetEventHandler()->ProcessEvent( ke )) return; // send a list event wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, parent->GetId() ); + le.m_item.m_itemId = le.m_itemIndex = m_current; if (HasCurrent()) GetLine(m_current)->GetItem( 0, le.m_item ); @@ -2716,6 +2732,8 @@ void wxListMainWindow::OnKeyUp( wxKeyEvent &event ) // propagate the key event upwards wxKeyEvent ke(event); + ke.SetEventObject( parent ); + ke.SetId(GetParent()->GetId()); if (parent->GetEventHandler()->ProcessEvent( ke )) return; @@ -2745,6 +2763,7 @@ void wxListMainWindow::OnChar( wxKeyEvent &event ) // propagate the char event upwards wxKeyEvent ke(event); ke.SetEventObject( parent ); + ke.SetId(GetParent()->GetId()); if (parent->GetEventHandler()->ProcessEvent( ke )) return; @@ -2957,17 +2976,6 @@ void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const } } -int wxListMainWindow::GetTextLength( const wxString &s ) const -{ - wxClientDC dc( wxConstCast(this, wxListMainWindow) ); - dc.SetFont( GetFont() ); - - wxCoord lw; - dc.GetTextExtent( s, &lw, NULL ); - - return lw + AUTOSIZE_COL_MARGIN; -} - void wxListMainWindow::SetImageList( wxImageList *imageList, int which ) { m_dirty = true; @@ -3010,18 +3018,42 @@ int wxListMainWindow::GetItemSpacing( bool isSmall ) // columns // ---------------------------------------------------------------------------- -void wxListMainWindow::SetColumn( int col, wxListItem &item ) +int +wxListMainWindow::ComputeMinHeaderWidth(const wxListHeaderData* column) const +{ + wxClientDC dc(const_cast(this)); + + int width = dc.GetTextExtent(column->GetText()).x + AUTOSIZE_COL_MARGIN; + + width += 2*EXTRA_WIDTH; + + // check for column header's image availability + const int image = column->GetImage(); + if ( image != -1 ) + { + if ( m_small_image_list ) + { + int ix = 0, iy = 0; + m_small_image_list->GetSize(image, ix, iy); + width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE; + } + } + + return width; +} + +void wxListMainWindow::SetColumn( int col, const wxListItem &item ) { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); wxCHECK_RET( node, wxT("invalid column index in SetColumn") ); - if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER ) - item.m_width = GetTextLength( item.m_text ); - wxListHeaderData *column = node->GetData(); column->SetItem( item ); + if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER ) + column->SetWidth(ComputeMinHeaderWidth(column)); + wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin; if ( headerWin ) headerWin->m_dirty = true; @@ -3055,29 +3087,13 @@ void wxListMainWindow::SetColumnWidth( int col, int width ) if (width == wxLIST_AUTOSIZE_USEHEADER) { - width = GetTextLength(column->GetText()); - width += 2*EXTRA_WIDTH; - - // check for column header's image availability - const int image = column->GetImage(); - if ( image != -1 ) - { - if ( m_small_image_list ) - { - int ix = 0, iy = 0; - m_small_image_list->GetSize(image, ix, iy); - width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE; - } - } + width = ComputeMinHeaderWidth(column); } else if ( width == wxLIST_AUTOSIZE ) { - if ( IsVirtual() ) - { - // TODO: determine the max width somehow... - width = WIDTH_COL_DEFAULT; - } - else // !virtual + width = ComputeMinHeaderWidth(column); + + if ( !IsVirtual() ) { wxClientDC dc(this); dc.SetFont( GetFont() ); @@ -3107,8 +3123,9 @@ void wxListMainWindow::SetColumnWidth( int col, int width ) m_aColWidths.Item(col)->nMaxWidth = max; } - max = m_aColWidths.Item(col)->nMaxWidth; - width = max + AUTOSIZE_COL_MARGIN; + max = m_aColWidths.Item(col)->nMaxWidth + AUTOSIZE_COL_MARGIN; + if ( width < max ) + width = max; } } @@ -3181,10 +3198,14 @@ void wxListMainWindow::SetItem( wxListItem &item ) } } - // update the item on screen - wxRect rectItem; - GetItemRect(id, rectItem); - RefreshRect(rectItem); + // update the item on screen unless we're going to update everything soon + // anyhow + if ( !m_dirty ) + { + wxRect rectItem; + GetItemRect(id, rectItem); + RefreshRect(rectItem); + } } void wxListMainWindow::SetItemStateAll(long state, long stateMask) @@ -3629,6 +3650,9 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh) int x = EXTRA_BORDER_X; int y = EXTRA_BORDER_Y; + + // Note that "row" here is vertical, i.e. what is called + // "column" in many other places in wxWidgets. int maxWidthInThisRow = 0; m_linesPerPage = 0; @@ -3650,8 +3674,24 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh) if (currentlyVisibleLines > m_linesPerPage) m_linesPerPage = currentlyVisibleLines; - if ( y + sizeLine.y >= clientHeight ) + // Have we reached the end of the row either because no + // more items would fit or because there are simply no more + // items? + if ( y + sizeLine.y >= clientHeight + || i == count - 1) { + // Adjust all items in this row to have the same + // width to ensure that they all align horizontally in + // icon view. + if ( HasFlag(wxLC_ICON) || HasFlag(wxLC_SMALL_ICON) ) + { + size_t firstRowLine = i - currentlyVisibleLines + 1; + for (size_t j = firstRowLine; j <= i; j++) + { + GetLine(j)->m_gi->ExtendWidth(maxWidthInThisRow); + } + } + currentlyVisibleLines = 0; y = EXTRA_BORDER_Y; maxWidthInThisRow += MARGIN_BETWEEN_ROWS; @@ -3660,10 +3700,6 @@ void wxListMainWindow::RecalculatePositions(bool noRefresh) maxWidthInThisRow = 0; } - // We have reached the last item. - if ( i == count - 1 ) - entireWidth += maxWidthInThisRow; - if ( (tries == 0) && (entireWidth + SCROLL_UNIT_X > clientWidth) ) { @@ -3836,6 +3872,21 @@ void wxListMainWindow::DeleteColumn( int col ) for ( size_t i = 0; i < m_lines.GetCount(); i++ ) { wxListLineData * const line = GetLine(i); + + // In the following atypical but possible scenario it can be + // legal to call DeleteColumn() but the items may not have any + // values for it: + // 1. In report view, insert a second column. + // 2. Still in report view, add an item with 2 values. + // 3. Switch to an icon (or list) view. + // 4. Add an item -- necessarily with 1 value only. + // 5. Switch back to report view. + // 6. Call DeleteColumn(). + // So we need to check for this as otherwise we would simply crash + // if this happens. + if ( line->m_items.GetCount() <= static_cast(col) ) + continue; + wxListItemDataList::compatibility_iterator n = line->m_items.Item( col ); delete n->GetData(); line->m_items.Erase(n); @@ -4081,15 +4132,17 @@ void wxListMainWindow::InsertItem( wxListItem &item ) RefreshLines(id, GetItemCount() - 1); } -void wxListMainWindow::InsertColumn( long col, wxListItem &item ) +long wxListMainWindow::InsertColumn( long col, const wxListItem &item ) { + long idx = -1; + m_dirty = true; if ( InReportView() ) { + wxListHeaderData *column = new wxListHeaderData( item ); if (item.m_width == wxLIST_AUTOSIZE_USEHEADER) - item.m_width = GetTextLength( item.m_text ); + column->SetWidth(ComputeMinHeaderWidth(column)); - wxListHeaderData *column = new wxListHeaderData( item ); wxColWidthInfo *colWidthInfo = new wxColWidthInfo(); bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount()); @@ -4099,9 +4152,11 @@ void wxListMainWindow::InsertColumn( long col, wxListItem &item ) node = m_columns.Item( col ); m_columns.Insert( node, column ); m_aColWidths.Insert( colWidthInfo, col ); + idx = col; } else { + idx = m_aColWidths.GetCount(); m_columns.Append( column ); m_aColWidths.Add( colWidthInfo ); } @@ -4123,6 +4178,7 @@ void wxListMainWindow::InsertColumn( long col, wxListItem &item ) // invalidate it as it has to be recalculated m_headerWidth = 0; } + return idx; } int wxListMainWindow::GetItemWidthWithImage(wxListItem * item) @@ -4259,7 +4315,7 @@ void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to) IMPLEMENT_DYNAMIC_CLASS(wxGenericListCtrl, wxControl) -BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl) +BEGIN_EVENT_TABLE(wxGenericListCtrl,wxListCtrlBase) EVT_SIZE(wxGenericListCtrl::OnSize) EVT_SCROLLWIN(wxGenericListCtrl::OnScroll) END_EVENT_TABLE() @@ -4339,15 +4395,12 @@ bool wxGenericListCtrl::Create(wxWindow *parent, wxASSERT_MSG( (style & wxLC_MASK_TYPE), wxT("wxListCtrl style should have exactly one mode bit set") ); - if ( !wxControl::Create( parent, id, pos, size, style|wxVSCROLL|wxHSCROLL, validator, name ) ) + if ( !wxListCtrlBase::Create( parent, id, pos, size, + style | wxVSCROLL | wxHSCROLL, + validator, name ) ) return false; -#ifdef __WXGTK__ - style &= ~wxBORDER_MASK; - style |= wxBORDER_THEME; -#endif - - m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style ); + m_mainWin = new wxListMainWindow(this, wxID_ANY, wxPoint(0, 0), size); SetTargetWindow( m_mainWin ); @@ -4377,7 +4430,7 @@ WXLRESULT wxGenericListCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) { - WXLRESULT rc = wxControl::MSWWindowProc(nMsg, wParam, lParam); + WXLRESULT rc = wxListCtrlBase::MSWWindowProc(nMsg, wParam, lParam); // we need to process arrows ourselves for scrolling if ( nMsg == WM_GETDLGCODE ) @@ -4485,7 +4538,7 @@ bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const return true; } -bool wxGenericListCtrl::SetColumn( int col, wxListItem& item ) +bool wxGenericListCtrl::SetColumn( int col, const wxListItem& item ) { m_mainWin->SetColumn( col, item ); return true; @@ -4820,6 +4873,10 @@ bool wxGenericListCtrl::DeleteColumn( int col ) // if we don't have the header any longer, we need to relayout the window // if ( !GetColumnCount() ) + + // Ensure that the non-existent columns are really removed from display. + Refresh(); + return true; } @@ -4898,35 +4955,18 @@ long wxGenericListCtrl::InsertItem( long index, const wxString &label, int image return InsertItem( info ); } -long wxGenericListCtrl::InsertColumn( long col, wxListItem &item ) +long wxGenericListCtrl::DoInsertColumn( long col, const wxListItem &item ) { wxCHECK_MSG( InReportView(), -1, wxT("can't add column in non report mode") ); - m_mainWin->InsertColumn( col, item ); + long idx = m_mainWin->InsertColumn( col, item ); // NOTE: if wxLC_NO_HEADER was given, then we are in report view mode but // still have m_headerWin==NULL if (m_headerWin) m_headerWin->Refresh(); - return 0; -} - -long wxGenericListCtrl::InsertColumn( long col, const wxString &heading, - int format, int width ) -{ - wxListItem item; - item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT; - item.m_text = heading; - if (width >= -2) - { - item.m_mask |= wxLIST_MASK_WIDTH; - item.m_width = width; - } - - item.m_format = format; - - return InsertColumn( col, item ); + return idx; } bool wxGenericListCtrl::ScrollList( int dx, int dy ) @@ -5100,7 +5140,7 @@ void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const if ( m_mainWin ) m_mainWin->DoClientToScreen(x, y); else - wxControl::DoClientToScreen(x, y); + wxListCtrlBase::DoClientToScreen(x, y); } void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const @@ -5110,21 +5150,13 @@ void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const if ( m_mainWin ) m_mainWin->DoScreenToClient(x, y); else - wxControl::DoScreenToClient(x, y); -} - -void wxGenericListCtrl::SetFocus() -{ - // The test in window.cpp fails as we are a composite - // window, so it checks against "this", but not m_mainWin. - if ( DoFindFocus() != this ) - m_mainWin->SetFocus(); + wxListCtrlBase::DoScreenToClient(x, y); } wxSize wxGenericListCtrl::DoGetBestClientSize() const { - // Something is better than nothing even if this is completely arbitrary. - wxSize sizeBest(100, 80); + // The base class version can compute the best size in report view only. + wxSize sizeBest = wxListCtrlBase::DoGetBestClientSize(); if ( !InReportView() ) {