X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a83f860948059b0273b5cc6d9e43fadad3ebfca..3a1ec1d5dcd568d25f440f5c70ae853045cffdb1:/src/generic/listctrl.cpp diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp index b3c3b77564..2b1a22df1e 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" @@ -52,8 +43,6 @@ #ifdef __WXMAC__ #include "wx/osx/private.h" - // for themeing support - #include #endif #if defined(__WXMSW__) && !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__) @@ -353,12 +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 @@ -669,11 +669,20 @@ 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 @@ -682,20 +691,19 @@ 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 @@ -712,57 +720,26 @@ 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) ) -#if ( !defined(__WXGTK20__) && !defined(__WXMAC__) ) + // background + if ( highlighted ) { - dc->DrawRectangle( m_gi->m_rectHighlight ); + // 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, rectHL, flags ); } -#else + else if ( attr && attr->HasBackgroundColour() ) { - if (highlighted) - { - int flags = wxCONTROL_SELECTED; - if (m_owner->HasFocus() -#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON - && IsControlActive( (ControlRef)m_owner->GetHandle() ) -#endif - ) - flags |= wxCONTROL_FOCUSED; - wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, m_gi->m_rectHighlight, flags ); - - } - else - { - dc->DrawRectangle( m_gi->m_rectHighlight ); - } + // Draw the background using the items custom background colour. + dc->SetBrush(attr->GetBackgroundColour()); + dc->SetPen(*wxTRANSPARENT_PEN); + dc->DrawRectangle(rectHL); } -#endif // just for debugging to better see where the items are #if 0 @@ -772,6 +749,14 @@ 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()) @@ -801,31 +786,8 @@ 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) ) -#if ( !defined(__WXGTK20__) && !defined(__WXMAC__) ) - { - dc->DrawRectangle( rectHL ); - wxUnusedVar(current); - } -#else - { - if (highlighted) - { - int flags = wxCONTROL_SELECTED; - if (m_owner->HasFocus()) - flags |= wxCONTROL_FOCUSED; - if (current) - flags |= wxCONTROL_CURRENT; - wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, rectHL, flags ); - } - else - { - dc->DrawRectangle( rectHL ); - } - } -#endif + ApplyAttributes(dc, rectHL, highlighted, current); wxCoord x = rect.x + HEADER_OFFSET_X, yMid = rect.y + rect.height/2; @@ -847,7 +809,8 @@ 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() ) @@ -863,7 +826,7 @@ void wxListLineData::DrawInReportMode( wxDC *dc, } if ( item->HasText() ) - DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, wText); + DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width); } } @@ -1094,7 +1057,7 @@ 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) && @@ -1162,7 +1125,7 @@ void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) // draw the text and image clipping them so that they // don't overwrite the column boundary - wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 ); + wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h); // if we have an image, draw it on the right of the label if ( imageList ) @@ -1172,13 +1135,13 @@ void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) image, dc, xAligned + wLabel - ix - HEADER_IMAGE_MARGIN_IN_REPORT_MODE, - HEADER_OFFSET_Y + (h - 4 - iy)/2, + HEADER_OFFSET_Y + (h - iy)/2, wxIMAGELIST_DRAW_TRANSPARENT ); } dc.DrawText( item.GetText(), - xAligned + EXTRA_WIDTH, h / 2 - hLabel / 2 ); //HEADER_OFFSET_Y + EXTRA_HEIGHT ); + xAligned + EXTRA_WIDTH, (h - hLabel) / 2 ); x += wCol; } @@ -1450,23 +1413,31 @@ 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; - // Even if vetoed, close the control (consistent with MSW) - Finish( true ); + case End_Discard: + m_owner->OnRenameCancelled(m_itemEdited); + + 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; } } @@ -1501,20 +1472,28 @@ bool wxListTextCtrlWrapper::AcceptChanges() } void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event ) +{ + if ( !CheckForEndEditKey(event) ) + event.Skip(); +} + +bool wxListTextCtrlWrapper::CheckForEndEditKey(const 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: - event.Skip(); + return false; } + + return true; } void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event ) @@ -1558,6 +1537,7 @@ void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event ) BEGIN_EVENT_TABLE(wxListMainWindow, wxWindow) EVT_PAINT (wxListMainWindow::OnPaint) EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse) + EVT_CHAR_HOOK (wxListMainWindow::OnCharHook) EVT_CHAR (wxListMainWindow::OnChar) EVT_KEY_DOWN (wxListMainWindow::OnKeyDown) EVT_KEY_UP (wxListMainWindow::OnKeyUp) @@ -1643,6 +1623,9 @@ 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); @@ -1652,6 +1635,15 @@ wxListMainWindow::~wxListMainWindow() delete m_renameTimer; } +void wxListMainWindow::SetReportView(bool inReportView) +{ + const size_t count = m_lines.size(); + for ( size_t n = 0; n < count; n++ ) + { + m_lines[n].SetReportView(inReportView); + } +} + void wxListMainWindow::CacheLineData(size_t line) { wxGenericListCtrl *listctrl = GetListCtrl(); @@ -2051,6 +2043,7 @@ 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 ); } @@ -2127,24 +2120,24 @@ 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 ); } } -#if !defined( __WXMAC__) && !defined(__WXGTK20__) - // Don't draw rect outline under Mac at all. - // Draw it elsewhere under GTK. + // 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() ) { - if ( m_hasFocus ) - { - wxRect rect( GetLineHighlightRect( m_current ) ); - dc.SetPen( *wxBLACK_PEN ); - dc.SetBrush( *wxTRANSPARENT_BRUSH ); - dc.DrawRectangle( rect ); - } + int flags = 0; + if ( IsHighlighted(m_current) ) + flags |= wxCONTROL_SELECTED; + + wxRendererNative::Get(). + DrawFocusRect(this, dc, GetLineHighlightRect(m_current), flags); } -#endif +#endif // !__WXMAC__ } void wxListMainWindow::HighlightAll( bool on ) @@ -2181,6 +2174,7 @@ 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 @@ -2228,6 +2222,7 @@ wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass 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()") ); @@ -2270,6 +2265,7 @@ 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); @@ -2290,6 +2286,7 @@ 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); @@ -2307,7 +2304,7 @@ 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() ) @@ -2374,37 +2371,19 @@ 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 @@ -2428,6 +2407,27 @@ 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()) { @@ -2716,6 +2716,17 @@ 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_item.m_itemId = + 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(); } @@ -2731,37 +2742,32 @@ void wxListMainWindow::OnKeyUp( wxKeyEvent &event ) event.Skip(); } -void wxListMainWindow::OnChar( wxKeyEvent &event ) +void wxListMainWindow::OnCharHook( wxKeyEvent &event ) { - wxWindow *parent = GetParent(); - - // send a list_key event up - if ( HasCurrent() ) + if ( m_textctrlWrapper ) { - 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 ); - } - - if ( (event.GetKeyCode() != WXK_UP) && - (event.GetKeyCode() != WXK_DOWN) && - (event.GetKeyCode() != WXK_RIGHT) && - (event.GetKeyCode() != WXK_LEFT) && - (event.GetKeyCode() != WXK_PAGEUP) && - (event.GetKeyCode() != WXK_PAGEDOWN) && - (event.GetKeyCode() != WXK_END) && - (event.GetKeyCode() != WXK_HOME) ) - { - // propagate the char event upwards - wxKeyEvent ke(event); - ke.SetEventObject( parent ); - if (parent->GetEventHandler()->ProcessEvent( ke )) + // When an in-place editor is active we should ensure that it always + // gets the key events that are special to it. + if ( m_textctrlWrapper->CheckForEndEditKey(event) ) + { + // Skip the call to wxEvent::Skip() below. return; + } } + event.Skip(); +} + +void wxListMainWindow::OnChar( wxKeyEvent &event ) +{ + wxWindow *parent = GetParent(); + + // propagate the char event upwards + wxKeyEvent ke(event); + ke.SetEventObject( parent ); + if (parent->GetEventHandler()->ProcessEvent( ke )) + return; + if ( HandleAsNavigationKey(event) ) return; @@ -2971,17 +2977,6 @@ 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; @@ -3024,18 +3019,42 @@ 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; @@ -3069,29 +3088,13 @@ 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() ); @@ -3121,8 +3124,9 @@ 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; } } @@ -3195,10 +3199,14 @@ 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) @@ -3643,6 +3651,9 @@ 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; @@ -3664,8 +3675,24 @@ 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; @@ -3674,10 +3701,6 @@ 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) ) { @@ -3850,6 +3873,21 @@ 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); @@ -4052,8 +4090,11 @@ void wxListMainWindow::InsertItem( wxListItem &item ) { ResetVisibleLinesRange(); + const unsigned col = item.GetColumn(); + wxCHECK_RET( col < m_aColWidths.size(), "invalid item column" ); + // calculate the width of the item and adjust the max column width - wxColWidthInfo *pWidthInfo = m_aColWidths.Item(item.GetColumn()); + wxColWidthInfo *pWidthInfo = m_aColWidths.Item(col); int width = GetItemWidthWithImage(&item); item.SetWidth(width); if (width > pWidthInfo->nMaxWidth) @@ -4063,6 +4104,19 @@ 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. + int image = item.GetImage(); + if ( m_small_image_list && image != -1 && InReportView() ) + { + int imageWidth, imageHeight; + m_small_image_list->GetSize(image, imageWidth, imageHeight); + + if ( imageHeight > m_lineHeight ) + m_lineHeight = 0; + } + } m_lines.Insert( line, id ); @@ -4079,15 +4133,15 @@ void wxListMainWindow::InsertItem( wxListItem &item ) RefreshLines(id, GetItemCount() - 1); } -void wxListMainWindow::InsertColumn( long col, wxListItem &item ) +void wxListMainWindow::InsertColumn( long col, const wxListItem &item ) { 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()); @@ -4257,7 +4311,7 @@ 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() @@ -4274,7 +4328,6 @@ void wxGenericListCtrl::Init() m_mainWin = NULL; m_headerWin = NULL; - m_headerHeight = wxRendererNative::Get().GetHeaderButtonHeight(this); } wxGenericListCtrl::~wxGenericListCtrl() @@ -4301,13 +4354,16 @@ void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded() ( this, wxID_ANY, m_mainWin, wxPoint(0,0), - wxSize(GetClientSize().x, m_headerHeight), + wxSize + ( + GetClientSize().x, + wxRendererNative::Get().GetHeaderButtonHeight(this) + ), wxTAB_TRAVERSAL ); #if defined( __WXMAC__ ) - wxFont font; - font.CreateSystemFont( wxOSX_SYSTEM_FONT_SMALL ); + static wxFont font( wxOSX_SYSTEM_FONT_SMALL ); m_headerWin->SetFont( font ); #endif @@ -4317,9 +4373,7 @@ void wxGenericListCtrl::CreateOrDestroyHeaderWindowAsNeeded() { GetSizer()->Detach( m_headerWin ); - delete m_headerWin; - - m_headerWin = NULL; + wxDELETE(m_headerWin); } } @@ -4337,7 +4391,9 @@ 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__ @@ -4349,6 +4405,11 @@ bool wxGenericListCtrl::Create(wxWindow *parent, SetTargetWindow( m_mainWin ); + // We use the cursor keys for moving the selection, not scrolling, so call + // this method to ensure wxScrollHelperEvtHandler doesn't catch all + // keyboard events forwarded to us from wxListMainWindow. + DisableKeyboardScrolling(); + wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL ); sizer->Add( m_mainWin, 1, wxGROW ); SetSizer( sizer ); @@ -4370,7 +4431,7 @@ 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 ) @@ -4443,16 +4504,33 @@ 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 + // corresponding to the new style + wxWindow::SetWindowStyleFlag( flag ); + if (m_mainWin) { + const bool inReportView = (flag & wxLC_REPORT) != 0; + if ( inReportView != wasInReportView ) + { + // we need to notify the main window about this change as it must + // update its data structures + m_mainWin->SetReportView(inReportView); + } + // m_mainWin->DeleteEverything(); wxMSW doesn't do that CreateOrDestroyHeaderWindowAsNeeded(); GetSizer()->Layout(); } - - wxWindow::SetWindowStyleFlag( flag ); } bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const @@ -4461,7 +4539,7 @@ 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; @@ -4541,9 +4619,9 @@ wxGenericListCtrl::SetItemColumnImage( long item, long column, int image ) return true; } -wxString wxGenericListCtrl::GetItemText( long item ) const +wxString wxGenericListCtrl::GetItemText( long item, int col ) const { - return m_mainWin->GetItemText(item); + return m_mainWin->GetItemText(item, col); } void wxGenericListCtrl::SetItemText( long item, const wxString& str ) @@ -4589,7 +4667,7 @@ bool wxGenericListCtrl::GetSubItemRect(long item, return false; if ( m_mainWin->HasHeader() ) - rect.y += m_headerHeight + 1; + rect.y += m_headerWin->GetSize().y + 1; return true; } @@ -4796,6 +4874,10 @@ 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; } @@ -4867,12 +4949,14 @@ long wxGenericListCtrl::InsertItem( long index, const wxString &label, int image wxListItem info; info.m_text = label; info.m_image = imageIndex; - info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE; + info.m_mask = wxLIST_MASK_TEXT; + if (imageIndex > -1) + info.m_mask |= wxLIST_MASK_IMAGE; info.m_itemId = index; 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") ); @@ -4886,23 +4970,6 @@ long wxGenericListCtrl::InsertColumn( long col, wxListItem &item ) 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 ); -} - bool wxGenericListCtrl::ScrollList( int dx, int dy ) { return m_mainWin->ScrollList(dx, dy); @@ -5069,12 +5136,22 @@ 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 + wxListCtrlBase::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 + wxListCtrlBase::DoScreenToClient(x, y); } void wxGenericListCtrl::SetFocus() @@ -5085,12 +5162,63 @@ 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; } // ----------------------------------------------------------------------------