// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+/*
+ TODO
+
+ 1. we need to implement searching/sorting for virtual controls somehow
+ 2. when changing selection the lines are refreshed twice
+ */
+
// ============================================================================
// declarations
// ============================================================================
#pragma implementation "listctrlbase.h"
#endif
-#if 0
- #include "listctrl.old.cpp"
-#else
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/dcscreen.h"
#include "wx/app.h"
#include "wx/listctrl.h"
-#include "wx/generic/imaglist.h"
+#include "wx/imaglist.h"
#include "wx/dynarray.h"
#ifdef __WXGTK__
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_ITEM_ACTIVATED)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_CACHE_HINT)
// ----------------------------------------------------------------------------
// constants
static const int SCROLL_UNIT_Y = 15;
// the spacing between the lines (in report mode)
-static const int LINE_SPACING = 1;
+static const int LINE_SPACING = 0;
// extra margins around the text label
static const int EXTRA_WIDTH = 3;
static const int WIDTH_COL_DEFAULT = 80;
static const int WIDTH_COL_MIN = 10;
+// the space between the image and the text in the report mode
+static const int IMAGE_MARGIN_IN_REPORT_MODE = 5;
+
// ============================================================================
// private classes
// ============================================================================
+// ----------------------------------------------------------------------------
+// wxSelectionStore
+// ----------------------------------------------------------------------------
+
+int CMPFUNC_CONV wxSizeTCmpFn(size_t n1, size_t n2) { return n1 - n2; }
+
+WX_DEFINE_SORTED_EXPORTED_ARRAY(size_t, wxIndexArray);
+
+// this class is used to store the selected items in the virtual list control
+// (but it is not tied to list control and so can be used with other controls
+// such as wxListBox in wxUniv)
+//
+// the idea is to make it really smart later (i.e. store the selections as an
+// array of ranes + individual items) but, as I don't have time to do it now
+// (this would require writing code to merge/break ranges and much more) keep
+// it simple but define a clean interface to it which allows it to be made
+// smarter later
+class WXDLLEXPORT wxSelectionStore
+{
+public:
+ wxSelectionStore() : m_itemsSel(wxSizeTCmpFn) { Init(); }
+
+ // set the total number of items we handle
+ void SetItemCount(size_t count) { m_count = count; }
+
+ // special case of SetItemCount(0)
+ void Clear() { m_itemsSel.Clear(); m_count = 0; }
+
+ // must be called when a new item is inserted/added
+ void OnItemAdd(size_t item) { wxFAIL_MSG( _T("TODO") ); }
+
+ // must be called when an item is deleted
+ void OnItemDelete(size_t item);
+
+ // select one item, use SelectRange() insted if possible!
+ //
+ // returns true if the items selection really changed
+ bool SelectItem(size_t item, bool select = TRUE);
+
+ // select the range of items
+ //
+ // return true and fill the itemsChanged array with the indices of items
+ // which have changed state if "few" of them did, otherwise return false
+ // (meaning that too many items changed state to bother counting them
+ // individually)
+ bool SelectRange(size_t itemFrom, size_t itemTo,
+ bool select = TRUE,
+ wxArrayInt *itemsChanged = NULL);
+
+ // return true if the given item is selected
+ bool IsSelected(size_t item) const;
+
+ // return the total number of selected items
+ size_t GetSelectedCount() const
+ {
+ return m_defaultState ? m_count - m_itemsSel.GetCount()
+ : m_itemsSel.GetCount();
+ }
+
+private:
+ // (re)init
+ void Init() { m_defaultState = FALSE; }
+
+ // the total number of items we handle
+ size_t m_count;
+
+ // the default state: normally, FALSE (i.e. off) but maybe set to TRUE if
+ // there are more selected items than non selected ones - this allows to
+ // handle selection of all items efficiently
+ bool m_defaultState;
+
+ // the array of items whose selection state is different from default
+ wxIndexArray m_itemsSel;
+
+ DECLARE_NO_COPY_CLASS(wxSelectionStore)
+};
+
//-----------------------------------------------------------------------------
// wxListItemData (internal)
//-----------------------------------------------------------------------------
{
public:
wxListItemData(wxListMainWindow *owner);
- ~wxListItemData() { delete m_attr; delete m_rect; }
+ ~wxListItemData();
void SetItem( const wxListItem &info );
void SetImage( int image ) { m_image = image; }
void GetItem( wxListItem &info ) const;
- wxListItemAttr *GetAttributes() const { return m_attr; }
+ void SetAttr(wxListItemAttr *attr) { m_attr = attr; }
+ wxListItemAttr *GetAttr() const { return m_attr; }
public:
// the item image or -1
wxRect m_rectIcon;
// the part to be highlighted
- wxRect m_rectHilight;
+ wxRect m_rectHighlight;
} *m_gi;
// is this item selected? [NB: not used in virtual mode]
- bool m_hilighted;
+ bool m_highlighted;
// back pointer to the list ctrl
wxListMainWindow *m_owner;
public:
- wxListLineData( wxListMainWindow *owner, size_t line );
+ wxListLineData(wxListMainWindow *owner);
~wxListLineData() { delete m_gi; }
inline bool InReportView() const;
// are we in virtual report mode?
- inline bool IsVirtal() const;
+ inline bool IsVirtual() const;
// these 2 methods shouldn't be called for report view controls, in that
// case we determine our position/size ourselves
// remember the position this line appears at
void SetPosition( int x, int y, int window_width, int spacing );
- long IsHit( int x, int y );
+ // wxListCtrl API
+
+ void SetImage( int image ) { SetImage(0, image); }
+ int GetImage() const { return GetImage(0); }
+ bool HasImage() const { return GetImage() != -1; }
+ bool HasText() const { return !GetText(0).empty(); }
void SetItem( int index, const wxListItem &info );
void GetItem( int index, wxListItem &info );
wxString GetText(int index) const;
void SetText( int index, const wxString s );
- void SetImage( int index, int image );
- int GetImage( int index ) const;
-
- // get the bound rect of this line
- wxRect GetRect() const;
-
- // get the bound rect of the label
- wxRect GetLabelRect() const;
-
- // get the bound rect of the items icon (only may be called if we do have
- // an icon!)
- wxRect GetIconRect() const;
-
- // get the rect to be highlighted when the item has focus
- wxRect GetHighlightRect() const;
-
- // get the size of the total line rect
- wxSize GetSize() const { return GetRect().GetSize(); }
+ wxListItemAttr *GetAttr() const;
+ void SetAttr(wxListItemAttr *attr);
// return true if the highlighting really changed
- bool Hilight( bool on );
-
- void ReverseHilight();
+ bool Highlight( bool on );
- // draw the line on the given DC
- void Draw( wxDC *dc, int y = 0, int height = 0, bool highlighted = FALSE );
+ void ReverseHighlight();
- bool IsHilighted() const
+ bool IsHighlighted() const
{
- wxASSERT_MSG( !IsVirtal(), _T("unexpected call to IsHilighted") );
+ wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") );
- return m_hilighted;
+ return m_highlighted;
}
- // only for wxListMainWindow::CacheLineData()
- void SetLineIndex(size_t line) { m_lineIndex = line; }
+ // draw the line on the given DC in icon/list mode
+ void Draw( wxDC *dc );
+
+ // the same in report mode
+ void DrawInReportMode( wxDC *dc,
+ const wxRect& rect,
+ const wxRect& rectHL,
+ bool highlighted );
private:
// set the line to contain num items (only can be > 1 in report mode)
// get the mode (i.e. style) of the list control
inline int GetMode() const;
- void SetAttributes(wxDC *dc,
+ // prepare the DC for drawing with these item's attributes, return true if
+ // we need to draw the items background to highlight it, false otherwise
+ bool SetAttributes(wxDC *dc,
const wxListItemAttr *attr,
- const wxColour& colText,
- const wxFont& font,
- bool hilight);
+ bool highlight);
- // the index of this line (only used in report mode)
- size_t m_lineIndex;
+ // these are only used by GetImage/SetImage above, we don't support images
+ // with subitems at the public API level yet
+ void SetImage( int index, int image );
+ int GetImage( int index ) const;
};
-
WX_DECLARE_EXPORTED_OBJARRAY(wxListLineData, wxListLineDataArray);
#include "wx/arrimpl.cpp"
WX_DEFINE_OBJARRAY(wxListLineDataArray);
// return true if this is a virtual list control
bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); }
+ // return true if the control is in report mode
+ bool InReportView() const { return HasFlag(wxLC_REPORT); }
+
+ // return true if we are in single selection mode, false if multi sel
+ bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); }
+
// do we have a header window?
bool HasHeader() const
{ return HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER); }
- void HilightAll( bool on );
+ void HighlightAll( bool on );
// all these functions only do something if the line is currently visible
// change the line "selected" state, return TRUE if it really changed
- bool HilightLine( size_t line, bool hilight = TRUE);
+ bool HighlightLine( size_t line, bool highlight = TRUE);
+
+ // as HighlightLine() but do it for the range of lines: this is incredibly
+ // more efficient for virtual list controls!
+ //
+ // NB: unlike HighlightLine() this one does refresh the lines on screen
+ void HighlightLines( size_t lineFrom, size_t lineTo, bool on = TRUE );
// toggle the line state and refresh it
- void ReverseHilight( size_t line )
- { HilightLine(line, !IsHilighted(line)); RefreshLine(line); }
+ void ReverseHighlight( size_t line )
+ { HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); }
+
+ // return true if the line is highlighted
+ bool IsHighlighted(size_t line) const;
// refresh one or several lines at once
void RefreshLine( size_t line );
void RefreshLines( size_t lineFrom, size_t lineTo );
- // return true if the line is highlighted
- bool IsHilighted(size_t line) const;
+ // refresh all selected items
+ void RefreshSelected();
+
+ // refresh all lines below the given one: the difference with
+ // RefreshLines() is that the index here might not be a valid one (happens
+ // when the last line is deleted)
+ void RefreshAfter( size_t lineFrom );
+
+ // the methods which are forwarded to wxListLineData itself in list/icon
+ // modes but are here because the lines don't store their positions in the
+ // report mode
+
+ // get the bound rect for the entire line
+ wxRect GetLineRect(size_t line) const;
+
+ // get the bound rect of the label
+ wxRect GetLineLabelRect(size_t line) const;
+
+ // get the bound rect of the items icon (only may be called if we do have
+ // an icon!)
+ wxRect GetLineIconRect(size_t line) const;
+
+ // get the rect to be highlighted when the item has focus
+ wxRect GetLineHighlightRect(size_t line) const;
+
+ // get the size of the total line rect
+ wxSize GetLineSize(size_t line) const
+ { return GetLineRect(line).GetSize(); }
+
+ // return the hit code for the corresponding position (in this line)
+ long HitTestLine(size_t line, int x, int y) const;
+
+ // bring the selected item into view, scrolling to it if necessary
+ void MoveToItem(size_t item);
+
+ // bring the current item into view
+ void MoveToFocus() { MoveToItem(m_current); }
void EditLabel( long item );
void OnRenameTimer();
void OnRenameAccept();
void OnMouse( wxMouseEvent &event );
- void MoveToFocus();
// called to switch the selection from the current item to newCurrent,
void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
void OnKeyDown( wxKeyEvent &event );
void OnSetFocus( wxFocusEvent &event );
void OnKillFocus( wxFocusEvent &event );
- void OnSize( wxSizeEvent &event );
void OnScroll(wxScrollWinEvent& event) ;
void OnPaint( wxPaintEvent &event );
void DrawImage( int index, wxDC *dc, int x, int y );
- void GetImageSize( int index, int &width, int &height );
- int GetTextLength( const wxString &s );
+ void GetImageSize( int index, int &width, int &height ) const;
+ int GetTextLength( const wxString &s ) const;
void SetImageList( wxImageList *imageList, int which );
void SetItemSpacing( int spacing, bool isSmall = FALSE );
// returns the sum of the heights of all columns
int GetHeaderWidth() const;
- int GetCountPerPage() { return m_linesPerPage; }
+ int GetCountPerPage() const;
void SetItem( wxListItem &item );
void GetItem( wxListItem &item );
int GetSelectedItemCount();
// set the scrollbars and update the positions of the items
- void CalculatePositions();
+ void RecalculatePositions(bool noRefresh = FALSE);
+
+ // refresh the window and the header
+ void RefreshAll();
long GetNextItem( long item, int geometry, int state );
void DeleteItem( long index );
bool IsEmpty() const { return GetItemCount() == 0; }
void SetItemCount(long count);
+ void ResetCurrent() { m_current = (size_t)-1; }
bool HasCurrent() const { return m_current != (size_t)-1; }
// send out a wxListEvent
wxEventType command,
wxPoint point = wxDefaultPosition );
- // called by wxListCtrl when its font changes
- void OnFontChange() { m_lineHeight = 0; }
+ // override base class virtual to reset m_lineHeight when the font changes
+ virtual bool SetFont(const wxFont& font)
+ {
+ if ( !wxScrolledWindow::SetFont(font) )
+ return FALSE;
+
+ m_lineHeight = 0;
+
+ return TRUE;
+ }
// these are for wxListLineData usage only
// get the y position of the given line (only for report view)
wxCoord GetLineY(size_t line) const;
+ // get the brush to use for the item highlighting
+ wxBrush *GetHighlightBrush() const
+ {
+ return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush;
+ }
+
//protected:
// the array of all line objects for a non virtual list control
wxListLineDataArray m_lines;
// call
bool m_dirty;
- wxBrush *m_hilightBrush;
- wxColour *m_hilightColour;
+ wxColour *m_highlightColour;
int m_xScroll,
m_yScroll;
wxImageList *m_small_image_list;
protected:
// the total count of items in a virtual list control
- long m_countVirt;
+ size_t m_countVirt;
- // the first and last lines being shown on screen right now (inclusive)
- size_t m_lineFrom,
- m_lineTo;
-
- // the array containing the indices of all selected items, only used in
- // virtual controls
- wxArrayInt m_selections;
+ // the object maintaining the items selection state, only used in virtual
+ // controls
+ wxSelectionStore m_selStore;
// common part of all ctors
void Init();
return &m_lines[n];
}
- // get the first line: this one is special as we have it even in virtual
- // list control (it is useful to cache it as we use it for measuring, hit
- // testing &c)
- wxListLineData *GetFirstLine() const;
+ // get a dummy line which can be used for geometry calculations and such:
+ // you must use GetLine() if you want to really draw the line
+ wxListLineData *GetDummyLine() const;
// cache the line data of the n-th line in m_lines[0]
void CacheLineData(size_t line);
- // update m_lineFrom/To
- void UpdateShownLinesRange();
+ // get the range of visible lines
+ void GetVisibleLinesRange(size_t *from, size_t *to);
+
+ // force us to recalculate the range of visible lines
+ void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; }
+
+ // get the colour to be used for drawing the rules
+ wxColour GetRuleColour() const
+ {
+#ifdef __WXMAC__
+ return *wxWHITE;
+#else
+ return wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT);
+#endif
+ }
private:
// initialize the current item if needed
void UpdateCurrent();
+ // delete all items but don't refresh: called from dtor
+ void DoDeleteAllItems();
+
// called when an item is [un]focuded, i.e. becomes [not] current
//
// currently unused
// the total header width or 0 if not calculated yet
wxCoord m_headerWidth;
+ // the first and last lines being shown on screen right now (inclusive),
+ // both may be -1 if they must be calculated so never access them directly:
+ // use GetVisibleLinesRange() above instead
+ size_t m_lineFrom,
+ m_lineTo;
+
+ // the brushes to use for item highlighting when we do/don't have focus
+ wxBrush *m_highlightBrush,
+ *m_highlightUnfocusedBrush;
+
DECLARE_DYNAMIC_CLASS(wxListMainWindow);
DECLARE_EVENT_TABLE()
};
// implementation
// ============================================================================
+// ----------------------------------------------------------------------------
+// wxSelectionStore
+// ----------------------------------------------------------------------------
+
+bool wxSelectionStore::IsSelected(size_t item) const
+{
+ bool isSel = m_itemsSel.Index(item) != wxNOT_FOUND;
+
+ // if the default state is to be selected, being in m_itemsSel means that
+ // the item is not selected, so we have to inverse the logic
+ return m_defaultState ? !isSel : isSel;
+}
+
+bool wxSelectionStore::SelectItem(size_t item, bool select)
+{
+ // search for the item ourselves as like this we get the index where to
+ // insert it later if needed, so we do only one search in the array instead
+ // of two (adding item to a sorted array requires a search)
+ size_t index = m_itemsSel.IndexForInsert(item);
+ bool isSel = index < m_itemsSel.GetCount() && m_itemsSel[index] == item;
+
+ if ( select != m_defaultState )
+ {
+ if ( !isSel )
+ {
+ m_itemsSel.AddAt(item, index);
+
+ return TRUE;
+ }
+ }
+ else // reset to default state
+ {
+ if ( isSel )
+ {
+ m_itemsSel.RemoveAt(index);
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+bool wxSelectionStore::SelectRange(size_t itemFrom, size_t itemTo,
+ bool select,
+ wxArrayInt *itemsChanged)
+{
+ // 100 is hardcoded but it shouldn't matter much: the important thing is
+ // that we don't refresh everything when really few (e.g. 1 or 2) items
+ // change state
+ static const size_t MANY_ITEMS = 100;
+
+ wxASSERT_MSG( itemFrom <= itemTo, _T("should be in order") );
+
+ // are we going to have more [un]selected items than the other ones?
+ if ( itemTo - itemFrom > m_count/2 )
+ {
+ if ( select != m_defaultState )
+ {
+ // the default state now becomes the same as 'select'
+ m_defaultState = select;
+
+ // so all the old selections (which had state select) shouldn't be
+ // selected any more, but all the other ones should
+ wxIndexArray selOld = m_itemsSel;
+ m_itemsSel.Empty();
+
+ // TODO: it should be possible to optimize the searches a bit
+ // knowing the possible range
+
+ size_t item;
+ for ( item = 0; item < itemFrom; item++ )
+ {
+ if ( selOld.Index(item) == wxNOT_FOUND )
+ m_itemsSel.Add(item);
+ }
+
+ for ( item = itemTo + 1; item < m_count; item++ )
+ {
+ if ( selOld.Index(item) == wxNOT_FOUND )
+ m_itemsSel.Add(item);
+ }
+
+ // many items (> half) changed state
+ itemsChanged = NULL;
+ }
+ else // select == m_defaultState
+ {
+ // get the inclusive range of items between itemFrom and itemTo
+ size_t count = m_itemsSel.GetCount(),
+ start = m_itemsSel.IndexForInsert(itemFrom),
+ end = m_itemsSel.IndexForInsert(itemTo);
+
+ if ( start == count || m_itemsSel[start] < itemFrom )
+ {
+ start++;
+ }
+
+ if ( end == count || m_itemsSel[end] > itemTo )
+ {
+ end--;
+ }
+
+ if ( start <= end )
+ {
+ // delete all of them (from end to avoid changing indices)
+ for ( int i = end; i >= (int)start; i-- )
+ {
+ if ( itemsChanged )
+ {
+ if ( itemsChanged->GetCount() > MANY_ITEMS )
+ {
+ // stop counting (see comment below)
+ itemsChanged = NULL;
+ }
+
+ itemsChanged->Add(m_itemsSel[i]);
+ }
+
+ m_itemsSel.RemoveAt(i);
+ }
+ }
+ }
+ }
+ else // "few" items change state
+ {
+ if ( itemsChanged )
+ {
+ itemsChanged->Empty();
+ }
+
+ // just add the items to the selection
+ for ( size_t item = itemFrom; item <= itemTo; item++ )
+ {
+ if ( SelectItem(item, select) && itemsChanged )
+ {
+ itemsChanged->Add(item);
+
+ if ( itemsChanged->GetCount() > MANY_ITEMS )
+ {
+ // stop counting them, we'll just eat gobs of memory
+ // for nothing at all - faster to refresh everything in
+ // this case
+ itemsChanged = NULL;
+ }
+ }
+ }
+ }
+
+ // we set it to NULL if there are many items changing state
+ return itemsChanged != NULL;
+}
+
+void wxSelectionStore::OnItemDelete(size_t item)
+{
+ size_t count = m_itemsSel.GetCount(),
+ i = m_itemsSel.IndexForInsert(item);
+
+ if ( i < count && m_itemsSel[i] == item )
+ {
+ // this item itself was in m_itemsSel, remove it from there
+ m_itemsSel.RemoveAt(i);
+
+ count--;
+ }
+
+ // and adjust the index of all which follow it
+ while ( i < count )
+ {
+ // all following elements must be greater than the one we deleted
+ wxASSERT_MSG( m_itemsSel[i] > item, _T("logic error") );
+
+ m_itemsSel[i++]--;
+ }
+}
+
//-----------------------------------------------------------------------------
// wxListItemData
//-----------------------------------------------------------------------------
+wxListItemData::~wxListItemData()
+{
+ // in the virtual list control the attributes are managed by the main
+ // program, so don't delete them
+ if ( !m_owner->IsVirtual() )
+ {
+ delete m_attr;
+ }
+
+ delete m_rect;
+}
+
void wxListItemData::Init()
{
m_image = -1;
m_owner = owner;
- if ( owner->HasFlag(wxLC_REPORT) )
+ if ( owner->InReportView() )
{
m_rect = NULL;
}
inline int wxListLineData::GetMode() const
{
- return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MODE_MASK;
+ return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE;
}
inline bool wxListLineData::InReportView() const
return m_owner->HasFlag(wxLC_REPORT);
}
-inline bool wxListLineData::IsVirtal() const
+inline bool wxListLineData::IsVirtual() const
{
return m_owner->IsVirtual();
}
-wxListLineData::wxListLineData( wxListMainWindow *owner, size_t line )
+wxListLineData::wxListLineData( wxListMainWindow *owner )
{
m_owner = owner;
m_items.DeleteContents( TRUE );
- SetLineIndex(line);
-
if ( InReportView() )
{
m_gi = NULL;
m_gi = new GeometryInfo;
}
- m_hilighted = FALSE;
+ m_highlighted = FALSE;
InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 );
}
-wxRect wxListLineData::GetRect() const
-{
- if ( !InReportView() )
- return m_gi->m_rectAll;
-
- wxRect rect;
- rect.x = HEADER_OFFSET_X;
- rect.y = m_owner->GetLineY(m_lineIndex);
- rect.width = m_owner->GetHeaderWidth();
- rect.height = m_owner->GetLineHeight();
-
- return rect;
-}
-
-wxRect wxListLineData::GetLabelRect() const
-{
- if ( !InReportView() )
- return m_gi->m_rectLabel;
-
- wxRect rect;
- rect.x = HEADER_OFFSET_X;
- rect.y = m_owner->GetLineY(m_lineIndex);
- rect.width = m_owner->GetColumnWidth(0);
- rect.height = m_owner->GetLineHeight();
-
- return rect;
-}
-
-wxRect wxListLineData::GetIconRect() const
-{
- if ( !InReportView() )
- return m_gi->m_rectIcon;
-
- wxRect rect;
-
- wxListItemDataList::Node *node = m_items.GetFirst();
- wxCHECK_MSG( node, rect, _T("no subitems at all??") );
-
- wxListItemData *item = node->GetData();
- wxASSERT_MSG( item->HasImage(), _T("GetIconRect() called but no image") );
-
- rect.x = HEADER_OFFSET_X;
- rect.y = m_owner->GetLineY(m_lineIndex);
- m_owner->GetImageSize(item->GetImage(), rect.width, rect.height);
-
- return rect;
-}
-
-wxRect wxListLineData::GetHighlightRect() const
-{
- return InReportView() ? GetRect() : m_gi->m_rectHilight;
-}
-
void wxListLineData::CalculateSize( wxDC *dc, int spacing )
{
wxListItemDataList::Node *node = m_items.GetFirst();
if ( item->HasText() )
{
- m_gi->m_rectHilight.width = m_gi->m_rectLabel.width;
- m_gi->m_rectHilight.height = m_gi->m_rectLabel.height;
+ m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width;
+ m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height;
}
else // no text, highlight the icon
{
- m_gi->m_rectHilight.width = m_gi->m_rectIcon.width;
- m_gi->m_rectHilight.height = m_gi->m_rectIcon.height;
+ m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width;
+ m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height;
}
}
break;
m_gi->m_rectAll.height = h;
}
- m_gi->m_rectHilight.width = m_gi->m_rectAll.width;
- m_gi->m_rectHilight.height = m_gi->m_rectAll.height;
+ m_gi->m_rectHighlight.width = m_gi->m_rectAll.width;
+ m_gi->m_rectHighlight.height = m_gi->m_rectAll.height;
}
break;
else
m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 2 + (spacing/2) - (m_gi->m_rectLabel.width/2);
m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height;
- m_gi->m_rectHilight.x = m_gi->m_rectLabel.x - 2;
- m_gi->m_rectHilight.y = m_gi->m_rectLabel.y - 2;
+ m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2;
+ m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2;
}
else // no text, highlight the icon
{
- m_gi->m_rectHilight.x = m_gi->m_rectIcon.x - 4;
- m_gi->m_rectHilight.y = m_gi->m_rectIcon.y - 4;
+ m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4;
+ m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4;
}
break;
m_gi->m_rectAll.x = x;
m_gi->m_rectAll.y = y;
- m_gi->m_rectHilight.x = m_gi->m_rectAll.x;
- m_gi->m_rectHilight.y = m_gi->m_rectAll.y;
+ m_gi->m_rectHighlight.x = m_gi->m_rectAll.x;
+ m_gi->m_rectHighlight.y = m_gi->m_rectAll.y;
m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2;
if (item->HasImage())
}
}
-long wxListLineData::IsHit( int x, int y )
-{
- wxListItemDataList::Node *node = m_items.GetFirst();
- wxCHECK_MSG( node, 0, _T("no subitems at all??") );
-
- wxListItemData *item = node->GetData();
- if ( item->HasImage() && GetIconRect().Inside(x, y) )
- return wxLIST_HITTEST_ONITEMICON;
-
- if ( item->HasText() )
- {
- wxRect rect = InReportView() ? GetRect() : GetLabelRect();
- if ( rect.Inside(x, y) )
- return wxLIST_HITTEST_ONITEMLABEL;
- }
-
- return 0;
-}
-
void wxListLineData::InitItems( int num )
{
for (int i = 0; i < num; i++)
return item->GetImage();
}
-void wxListLineData::SetAttributes(wxDC *dc,
- const wxListItemAttr *attr,
- const wxColour& colText,
- const wxFont& font,
- bool hilight)
+wxListItemAttr *wxListLineData::GetAttr() const
{
- // don't use foregroud colour for drawing highlighted items - this might
- // make them completely invisible (and there is no way to do bit
- // arithmetics on wxColour, unfortunately)
- if ( !hilight && attr && attr->HasTextColour() )
- {
- dc->SetTextForeground(attr->GetTextColour());
- }
- else
- {
- dc->SetTextForeground(colText);
- }
+ wxListItemDataList::Node *node = m_items.GetFirst();
+ wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") );
- if ( attr && attr->HasFont() )
- {
- dc->SetFont(attr->GetFont());
- }
- else
- {
- dc->SetFont(font);
- }
+ wxListItemData *item = node->GetData();
+ return item->GetAttr();
}
-void wxListLineData::Draw( wxDC *dc, int y, int height, bool hilighted )
+void wxListLineData::SetAttr(wxListItemAttr *attr)
{
- wxRect rect = GetRect();
- m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
+ wxListItemDataList::Node *node = m_items.GetFirst();
+ wxCHECK_RET( node, _T("invalid column index in SetAttr()") );
- if ( !m_owner->IsExposed( rect ) )
- return;
+ wxListItemData *item = node->GetData();
+ item->SetAttr(attr);
+}
+bool wxListLineData::SetAttributes(wxDC *dc,
+ const wxListItemAttr *attr,
+ bool highlighted)
+{
wxWindow *listctrl = m_owner->GetParent();
- // use our own flag if we maintain it
- if ( !m_owner->IsVirtual() )
- hilighted = m_hilighted;
+ // fg colour
- // default foreground colour
+ // don't use foreground colour for drawing highlighted items - this might
+ // make them completely invisible (and there is no way to do bit
+ // arithmetics on wxColour, unfortunately)
wxColour colText;
- if ( hilighted )
+ if ( highlighted )
{
- colText = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_HIGHLIGHTTEXT );
+ colText = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
}
else
{
- colText = listctrl->GetForegroundColour();
+ if ( attr && attr->HasTextColour() )
+ {
+ colText = attr->GetTextColour();
+ }
+ else
+ {
+ colText = listctrl->GetForegroundColour();
+ }
}
- // default font
- wxFont font = listctrl->GetFont();
+ dc->SetTextForeground(colText);
- // VZ: currently we set the colours/fonts only once, but like this (i.e.
- // using SetAttributes() inside the loop), it will be trivial to
- // customize the subitems (in report mode) too.
- wxListItemData *item = m_items.GetFirst()->GetData();
- wxListItemAttr *attr = item->GetAttributes();
- SetAttributes(dc, attr, colText, font, hilighted);
+ // font
+ wxFont font;
+ if ( attr && attr->HasFont() )
+ {
+ font = attr->GetFont();
+ }
+ else
+ {
+ font = listctrl->GetFont();
+ }
+ dc->SetFont(font);
+
+ // bg colour
bool hasBgCol = attr && attr->HasBackgroundColour();
- if ( hilighted || hasBgCol )
+ if ( highlighted || hasBgCol )
{
- if ( hilighted )
+ if ( highlighted )
{
- dc->SetBrush( *m_owner->m_hilightBrush );
+ dc->SetBrush( *m_owner->GetHighlightBrush() );
}
else
{
- if ( hasBgCol )
- dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
- else
- dc->SetBrush( * wxWHITE_BRUSH );
+ dc->SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
}
- dc->SetPen( * wxTRANSPARENT_PEN );
- dc->DrawRectangle( GetHighlightRect() );
+ dc->SetPen( *wxTRANSPARENT_PEN );
+
+ return TRUE;
}
+ return FALSE;
+}
+
+void wxListLineData::Draw( wxDC *dc )
+{
wxListItemDataList::Node *node = m_items.GetFirst();
+ wxCHECK_RET( node, _T("no subitems at all??") );
+
+ bool highlighted = IsHighlighted();
+
+ wxListItemAttr *attr = GetAttr();
- if ( GetMode() == wxLC_REPORT)
+ if ( SetAttributes(dc, attr, highlighted) )
{
- size_t col = 0;
- int x = HEADER_OFFSET_X;
+ dc->DrawRectangle( m_gi->m_rectHighlight );
+ }
- y += EXTRA_HEIGHT / 2;
+ wxListItemData *item = node->GetData();
+ if (item->HasImage())
+ {
+ wxRect rectIcon = m_gi->m_rectIcon;
+ m_owner->DrawImage( item->GetImage(), dc,
+ rectIcon.x, rectIcon.y );
+ }
- while ( node )
- {
- wxListItemData *item = node->GetData();
+ if (item->HasText())
+ {
+ wxRect rectLabel = m_gi->m_rectLabel;
- int xOld = x;
+ wxDCClipper clipper(*dc, rectLabel);
+ dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
+ }
+}
- if ( item->HasImage() )
- {
- int ix, iy;
- m_owner->DrawImage( item->GetImage(), dc, x, y );
- m_owner->GetImageSize( item->GetImage(), ix, iy );
- x += ix + 5; // FIXME: what is "5"?
- }
+void wxListLineData::DrawInReportMode( wxDC *dc,
+ const wxRect& rect,
+ const wxRect& rectHL,
+ bool highlighted )
+{
+ // 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) )
+ {
+ dc->DrawRectangle( rectHL );
+ }
- int width = m_owner->GetColumnWidth(col++);
+ wxListItemDataList::Node *node = m_items.GetFirst();
+ wxCHECK_RET( node, _T("no subitems at all??") );
- dc->SetClippingRegion(x, y, width, height);
+ size_t col = 0;
+ wxCoord x = rect.x + HEADER_OFFSET_X,
+ y = rect.y + (LINE_SPACING + EXTRA_HEIGHT) / 2;
- if ( item->HasText() )
- {
- dc->DrawText( item->GetText(), x, y + 1 );
- }
+ while ( node )
+ {
+ wxListItemData *item = node->GetData();
- dc->DestroyClippingRegion();
+ int width = m_owner->GetColumnWidth(col++);
+ int xOld = x;
+ x += width;
+
+ if ( item->HasImage() )
+ {
+ int ix, iy;
+ m_owner->DrawImage( item->GetImage(), dc, xOld, y );
+ m_owner->GetImageSize( item->GetImage(), ix, iy );
- x = xOld + width;
+ ix += IMAGE_MARGIN_IN_REPORT_MODE;
- node = node->GetNext();
+ xOld += ix;
+ width -= ix;
}
- }
- else // !report
- {
- if (node)
- {
- wxListItemData *item = node->GetData();
- if (item->HasImage())
- {
- wxRect rectIcon = GetIconRect();
- m_owner->DrawImage( item->GetImage(), dc,
- rectIcon.x, rectIcon.y );
- }
- if (item->HasText())
- {
- wxRect rectLabel = GetLabelRect();
- dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
- }
+ wxDCClipper clipper(*dc, xOld, y, width, rect.height);
+
+ if ( item->HasText() )
+ {
+ dc->DrawText( item->GetText(), xOld, y );
}
+
+ node = node->GetNext();
}
}
-bool wxListLineData::Hilight( bool on )
+bool wxListLineData::Highlight( bool on )
{
- wxCHECK_MSG( !m_owner->IsVirtual(), FALSE, _T("unexpected call to Hilight") );
+ wxCHECK_MSG( !m_owner->IsVirtual(), FALSE, _T("unexpected call to Highlight") );
- if ( on == m_hilighted )
+ if ( on == m_highlighted )
return FALSE;
- m_hilighted = on;
+ m_highlighted = on;
return TRUE;
}
-void wxListLineData::ReverseHilight( void )
+void wxListLineData::ReverseHighlight( void )
{
- Hilight(!IsHilighted());
+ Highlight(!IsHighlighted());
}
//-----------------------------------------------------------------------------
void wxListHeaderWindow::DoDrawRect( wxDC *dc, int x, int y, int w, int h )
{
#ifdef __WXGTK__
- GtkStateType state = GTK_STATE_NORMAL;
- if (!m_parent->IsEnabled()) state = GTK_STATE_INSENSITIVE;
+ GtkStateType state = m_parent->IsEnabled() ? GTK_STATE_NORMAL
+ : GTK_STATE_INSENSITIVE;
x = dc->XLOG2DEV( x );
- gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window, state, GTK_SHADOW_OUT,
- (GdkRectangle*) NULL, m_wxwindow, "button", x-1, y-1, w+2, h+2);
+ gtk_paint_box (m_wxwindow->style, GTK_PIZZA(m_wxwindow)->bin_window,
+ state, GTK_SHADOW_OUT,
+ (GdkRectangle*) NULL, m_wxwindow, "button",
+ x-1, y-1, w+2, h+2);
#elif defined( __WXMAC__ )
const int m_corner = 1;
dc->DrawRectangle( x, y, 1, h ); // left (outer)
dc->DrawLine( x, y+h-1, x+1, y+h-1 );
dc->DrawLine( x+w-1, y, x+w-1, y+1 );
-#else
+#else // !GTK, !Mac
const int m_corner = 1;
dc->SetBrush( *wxTRANSPARENT_BRUSH );
dc.SetPen( *wxWHITE_PEN );
DoDrawRect( &dc, x, HEADER_OFFSET_Y, cw, h-2 );
- dc.SetClippingRegion( x, HEADER_OFFSET_Y, cw-5, h-4 );
- dc.DrawText( item.GetText(), x + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
- dc.DestroyClippingRegion();
+ wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw-5, h-4 );
+
+ dc.DrawText( item.GetText(),
+ x + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
+
x += wCol;
if (xEnd > w+5)
BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow)
EVT_PAINT (wxListMainWindow::OnPaint)
- EVT_SIZE (wxListMainWindow::OnSize)
EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse)
EVT_CHAR (wxListMainWindow::OnChar)
EVT_KEY_DOWN (wxListMainWindow::OnKeyDown)
m_dirty = TRUE;
m_countVirt = 0;
m_lineFrom =
- m_lineTo = 0;
+ m_lineTo = (size_t)-1;
m_linesPerPage = 0;
m_headerWidth =
{
Init();
- m_hilightBrush = (wxBrush *) NULL;
+ m_highlightBrush =
+ m_highlightUnfocusedBrush = (wxBrush *) NULL;
m_xScroll =
m_yScroll = 0;
{
Init();
- m_hilightBrush = new wxBrush( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT), wxSOLID );
+ m_highlightBrush = new wxBrush
+ (
+ wxSystemSettings::GetSystemColour
+ (
+ wxSYS_COLOUR_HIGHLIGHT
+ ),
+ wxSOLID
+ );
+
+ m_highlightUnfocusedBrush = new wxBrush
+ (
+ wxSystemSettings::GetSystemColour
+ (
+ wxSYS_COLOUR_BTNSHADOW
+ ),
+ wxSOLID
+ );
+
wxSize sz = size;
sz.y = 25;
wxListMainWindow::~wxListMainWindow()
{
- DeleteEverything();
+ DoDeleteAllItems();
- delete m_hilightBrush;
+ delete m_highlightBrush;
+ delete m_highlightUnfocusedBrush;
delete m_renameTimer;
}
{
wxListCtrl *listctrl = GetListCtrl();
- wxListLineData *ld = GetFirstLine();
+ wxListLineData *ld = GetDummyLine();
size_t countCol = GetColumnCount();
for ( size_t col = 0; col < countCol; col++ )
ld->SetText(col, listctrl->OnGetItemText(line, col));
}
- ld->SetImage(0, listctrl->OnGetItemImage(line));
- ld->SetLineIndex(line);
+ ld->SetImage(listctrl->OnGetItemImage(line));
+ ld->SetAttr(listctrl->OnGetItemAttr(line));
}
-wxListLineData *wxListMainWindow::GetFirstLine() const
+wxListLineData *wxListMainWindow::GetDummyLine() const
{
wxASSERT_MSG( !IsEmpty(), _T("invalid line index") );
wxASSERT_MSG( IsVirtual(), _T("logic error") );
wxListMainWindow *self = wxConstCast(this, wxListMainWindow);
- wxListLineData *line = new wxListLineData( self, 0 );
+ wxListLineData *line = new wxListLineData(self);
self->m_lines.Add(line);
}
- m_lines[0].SetLineIndex(0);
-
return &m_lines[0];
}
+// ----------------------------------------------------------------------------
+// line geometry (report mode only)
+// ----------------------------------------------------------------------------
+
wxCoord wxListMainWindow::GetLineHeight() const
{
wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("only works in report mode") );
return LINE_SPACING + line*GetLineHeight();
}
-bool wxListMainWindow::IsHilighted(size_t line) const
+wxRect wxListMainWindow::GetLineRect(size_t line) const
+{
+ if ( !InReportView() )
+ return GetLine(line)->m_gi->m_rectAll;
+
+ wxRect rect;
+ rect.x = HEADER_OFFSET_X;
+ rect.y = GetLineY(line);
+ rect.width = GetHeaderWidth();
+ rect.height = GetLineHeight();
+
+ return rect;
+}
+
+wxRect wxListMainWindow::GetLineLabelRect(size_t line) const
+{
+ if ( !InReportView() )
+ return GetLine(line)->m_gi->m_rectLabel;
+
+ wxRect rect;
+ rect.x = HEADER_OFFSET_X;
+ rect.y = GetLineY(line);
+ rect.width = GetColumnWidth(0);
+ rect.height = GetLineHeight();
+
+ return rect;
+}
+
+wxRect wxListMainWindow::GetLineIconRect(size_t line) const
+{
+ if ( !InReportView() )
+ return GetLine(line)->m_gi->m_rectIcon;
+
+ wxListLineData *ld = GetLine(line);
+ wxASSERT_MSG( ld->HasImage(), _T("should have an image") );
+
+ wxRect rect;
+ rect.x = HEADER_OFFSET_X;
+ rect.y = GetLineY(line);
+ GetImageSize(ld->GetImage(), rect.width, rect.height);
+
+ return rect;
+}
+
+wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const
+{
+ return InReportView() ? GetLineRect(line)
+ : GetLine(line)->m_gi->m_rectHighlight;
+}
+
+long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
+{
+ wxListLineData *ld = GetLine(line);
+
+ if ( ld->HasImage() && GetLineIconRect(line).Inside(x, y) )
+ return wxLIST_HITTEST_ONITEMICON;
+
+ if ( ld->HasText() )
+ {
+ wxRect rect = InReportView() ? GetLineRect(line)
+ : GetLineLabelRect(line);
+
+ if ( rect.Inside(x, y) )
+ return wxLIST_HITTEST_ONITEMLABEL;
+ }
+
+ return 0;
+}
+
+// ----------------------------------------------------------------------------
+// highlight (selection) handling
+// ----------------------------------------------------------------------------
+
+bool wxListMainWindow::IsHighlighted(size_t line) const
{
if ( IsVirtual() )
{
- return m_selections.Index(line) != wxNOT_FOUND;
+ return m_selStore.IsSelected(line);
}
else // !virtual
{
wxListLineData *ld = GetLine(line);
- wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHilighted") );
+ wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHighlighted") );
- return ld->IsHilighted();
+ return ld->IsHighlighted();
}
}
-bool wxListMainWindow::HilightLine( size_t line, bool hilight )
+void wxListMainWindow::HighlightLines( size_t lineFrom,
+ size_t lineTo,
+ bool highlight )
{
- bool changed;
-
if ( IsVirtual() )
{
- changed = FALSE;
-
- int index = m_selections.Index(line);
- if ( hilight )
+ wxArrayInt linesChanged;
+ if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight,
+ &linesChanged) )
+ {
+ // meny items changed state, refresh everything
+ RefreshLines(lineFrom, lineTo);
+ }
+ else // only a few items changed state, refresh only them
{
- if ( index == wxNOT_FOUND )
+ size_t count = linesChanged.GetCount();
+ for ( size_t n = 0; n < count; n++ )
{
- m_selections.Add(line);
- changed = TRUE;
+ RefreshLine(linesChanged[n]);
}
}
- else // !hilight
+ }
+ else // iterate over all items in non report view
+ {
+ for ( size_t line = lineFrom; line <= lineTo; line++ )
{
- if ( index != wxNOT_FOUND )
+ if ( HighlightLine(line, highlight) )
{
- m_selections.RemoveAt((size_t)index);
- changed = TRUE;
+ RefreshLine(line);
}
}
}
+}
+
+bool wxListMainWindow::HighlightLine( size_t line, bool highlight )
+{
+ bool changed;
+
+ if ( IsVirtual() )
+ {
+ changed = m_selStore.SelectItem(line, highlight);
+ }
else // !virtual
{
wxListLineData *ld = GetLine(line);
- wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHilighted") );
+ wxCHECK_MSG( ld, FALSE, _T("invalid index in HighlightLine") );
- changed = ld->Hilight(hilight);
+ changed = ld->Highlight(highlight);
}
if ( changed )
{
- SendNotify( line, hilight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
- : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
+ SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED
+ : wxEVT_COMMAND_LIST_ITEM_DESELECTED );
}
return changed;
void wxListMainWindow::RefreshLine( size_t line )
{
- wxRect rect = GetLine(line)->GetRect();
+ if ( HasFlag(wxLC_REPORT) )
+ {
+ size_t visibleFrom, visibleTo;
+ GetVisibleLinesRange(&visibleFrom, &visibleTo);
+
+ if ( line < visibleFrom || line > visibleTo )
+ return;
+ }
+
+ wxRect rect = GetLineRect(line);
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
RefreshRect( rect );
// we suppose that they are ordered by caller
wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") );
+ wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") );
+
+ if ( HasFlag(wxLC_REPORT) )
+ {
+ size_t visibleFrom, visibleTo;
+ GetVisibleLinesRange(&visibleFrom, &visibleTo);
+
+ if ( lineFrom < visibleFrom )
+ lineFrom = visibleFrom;
+ if ( lineTo > visibleTo )
+ lineTo = visibleTo;
+
+ wxRect rect;
+ rect.x = 0;
+ rect.y = GetLineY(lineFrom);
+ rect.width = GetClientSize().x;
+ rect.height = GetLineY(lineTo) - rect.y + GetLineHeight();
+
+ CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
+ RefreshRect( rect );
+ }
+ else // !report
+ {
+ // TODO: this should be optimized...
+ for ( size_t line = lineFrom; line <= lineTo; line++ )
+ {
+ RefreshLine(line);
+ }
+ }
+}
+
+void wxListMainWindow::RefreshAfter( size_t lineFrom )
+{
if ( HasFlag(wxLC_REPORT) )
{
- if ( lineFrom < m_lineFrom )
- lineFrom = m_lineFrom;
- if ( lineTo > m_lineTo )
- lineTo = m_lineTo;
+ size_t visibleFrom;
+ GetVisibleLinesRange(&visibleFrom, NULL);
+
+ if ( lineFrom < visibleFrom )
+ lineFrom = visibleFrom;
wxRect rect;
rect.x = 0;
rect.y = GetLineY(lineFrom);
- rect.width = GetClientSize().x;
- rect.height = GetLineY(lineTo) - rect.y;
+
+ wxSize size = GetClientSize();
+ rect.width = size.x;
+ // refresh till the bottom of the window
+ rect.height = size.y - rect.y;
CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
RefreshRect( rect );
}
else // !report
{
- // TODO: this should be optimized...
- for ( size_t line = lineFrom; line <= lineTo; line++ )
+ // TODO: how to do it more efficiently?
+ m_dirty = TRUE;
+ }
+}
+
+void wxListMainWindow::RefreshSelected()
+{
+ if ( IsEmpty() )
+ return;
+
+ size_t from, to;
+ if ( InReportView() )
+ {
+ GetVisibleLinesRange(&from, &to);
+ }
+ else // !virtual
+ {
+ from = 0;
+ to = GetItemCount() - 1;
+ }
+
+ if ( HasCurrent() && m_current > from && m_current <= to )
+ {
+ RefreshLine(m_current);
+ }
+
+ for ( size_t line = from; line <= to; line++ )
+ {
+ // NB: the test works as expected even if m_current == -1
+ if ( line != m_current && IsHighlighted(line) )
{
RefreshLine(line);
}
// done (a Windows requirement).
wxPaintDC dc( this );
- if ( m_dirty )
+ if ( IsEmpty() )
{
- // postpone redrawing until the next OnIdle() call to minimize flicker
+ // empty control. nothing to draw
return;
}
- if ( IsEmpty() )
+ if ( m_dirty )
{
- // empty control. nothing to draw
+ // delay the repainting until we calculate all the items positions
return;
}
if ( HasFlag(wxLC_REPORT) )
{
- int lineSpacing = GetLineHeight();
+ int lineHeight = GetLineHeight();
+
+ size_t visibleFrom, visibleTo;
+ GetVisibleLinesRange(&visibleFrom, &visibleTo);
- for ( size_t line = m_lineFrom; line <= m_lineTo; line++ )
+ wxRect rectLine;
+ wxCoord xOrig, yOrig;
+ CalcUnscrolledPosition(0, 0, &xOrig, &yOrig);
+
+ // tell the caller cache to cache the data
+ if ( IsVirtual() )
+ {
+ wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT,
+ GetParent()->GetId());
+ evCache.SetEventObject( GetParent() );
+ evCache.m_oldItemIndex = visibleFrom;
+ evCache.m_itemIndex = visibleTo;
+ GetParent()->GetEventHandler()->ProcessEvent( evCache );
+ }
+
+ for ( size_t line = visibleFrom; line <= visibleTo; line++ )
{
- GetLine(line)->Draw( &dc,
- GetLineY(line),
- lineSpacing,
- IsHilighted(line) );
+ rectLine = GetLineRect(line);
+
+ if ( !IsExposed(rectLine.x - xOrig, rectLine.y - yOrig,
+ rectLine.width, rectLine.height) )
+ {
+ // don't redraw unaffected lines to avoid flicker
+ continue;
+ }
+
+ GetLine(line)->DrawInReportMode( &dc,
+ rectLine,
+ GetLineHighlightRect(line),
+ IsHighlighted(line) );
}
if ( HasFlag(wxLC_HRULES) )
{
-#ifdef __WXMAC__
- wxPen pen(wxWHITE, 1, wxSOLID);
-#else
- wxPen pen(wxSystemSettings::
- GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
-#endif
+ wxPen pen(GetRuleColour(), 1, wxSOLID);
wxSize clientSize = GetClientSize();
- for ( size_t i = m_lineFrom; i <= m_lineTo; i++ )
+ for ( size_t i = visibleFrom; i <= visibleTo; i++ )
{
dc.SetPen(pen);
dc.SetBrush( *wxTRANSPARENT_BRUSH );
- dc.DrawLine(0 - dev_x, i*lineSpacing,
- clientSize.x - dev_x, i*lineSpacing);
+ dc.DrawLine(0 - dev_x, i*lineHeight,
+ clientSize.x - dev_x, i*lineHeight);
}
// Draw last horizontal rule
- if ( m_lineTo > m_lineFrom )
+ if ( visibleTo > visibleFrom )
{
dc.SetPen(pen);
dc.SetBrush( *wxTRANSPARENT_BRUSH );
- dc.DrawLine(0 - dev_x, m_lineTo*lineSpacing,
- clientSize.x - dev_x , m_lineTo*lineSpacing );
+ dc.DrawLine(0 - dev_x, m_lineTo*lineHeight,
+ clientSize.x - dev_x , m_lineTo*lineHeight );
}
}
// Draw vertical rules if required
if ( HasFlag(wxLC_VRULES) && !IsEmpty() )
{
-#ifdef __WXMAC__
- wxPen pen(wxWHITE, 1, wxSOLID);
-#else
- wxPen pen(wxSystemSettings::
- GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID);
-#endif
+ wxPen pen(GetRuleColour(), 1, wxSOLID);
int col = 0;
wxRect firstItemRect;
}
}
- if ( HasCurrent() && m_hasFocus )
+ if ( HasCurrent() )
{
- wxRect rect;
-
- if ( IsVirtual() )
- {
- // just offset the rect of the first line to position it correctly
- wxListLineData *line = GetFirstLine();
- rect = line->GetHighlightRect();
- rect.y = GetLineY(m_current);
- }
- else
+ // don't draw rect outline under Max if we already have the background
+ // color but under other platforms only draw it if we do: it is a bit
+ // silly to draw "focus rect" if we don't have focus!
+#ifdef __WXMAC__
+ if ( !m_hasFocus )
+#else // !__WXMAC__
+ if ( m_hasFocus )
+#endif // __WXMAC__/!__WXMAC__
{
- rect = GetLine(m_current)->GetHighlightRect();
+ dc.SetPen( *wxBLACK_PEN );
+ dc.SetBrush( *wxTRANSPARENT_BRUSH );
+ dc.DrawRectangle( GetLineHighlightRect(m_current) );
}
-#ifdef __WXMAC__
- // no rect outline, we already have the background color
-#else
- dc.SetPen( *wxBLACK_PEN );
- dc.SetBrush( *wxTRANSPARENT_BRUSH );
- dc.DrawRectangle( rect );
-#endif
}
dc.EndDrawing();
}
-void wxListMainWindow::HilightAll( bool on )
+void wxListMainWindow::HighlightAll( bool on )
{
- bool needsRefresh = FALSE;
-
- size_t count = GetItemCount();
- for ( size_t line = 0; line < count; line++ )
+ if ( IsSingleSel() )
{
- if ( HilightLine( line, on ) )
+ wxASSERT_MSG( !on, _T("can't do this in a single sel control") );
+
+ // we just have one item to turn off
+ if ( HasCurrent() && IsHighlighted(m_current) )
{
- if ( HasFlag(wxLC_REPORT) )
- {
- needsRefresh = TRUE;
- }
- else
- {
- RefreshLine(line);
- }
+ HighlightLine(m_current, FALSE);
+ RefreshLine(m_current);
}
}
-
- if ( needsRefresh )
+ else // multi sel
{
- RefreshLines( 0, count - 1 );
+ HighlightLines(0, GetItemCount() - 1, on);
}
}
if ( point != wxDefaultPosition )
le.m_pointDrag = point;
- GetLine(line)->GetItem( 0, le.m_item );
+ // don't try to get the line info for virtual list controls: the main
+ // program has it anyhow and if we did it would result in accessing all
+ // the lines, even those which are not visible now and this is precisely
+ // what we're trying to avoid
+ if ( !IsVirtual() && (command != wxEVT_COMMAND_LIST_DELETE_ITEM) )
+ {
+ GetLine(line)->GetItem( 0, le.m_item );
+ }
+ //else: there may be no more such item
+
GetParent()->GetEventHandler()->ProcessEvent( le );
}
PrepareDC( dc );
wxString s = data->GetText(0);
- wxRect rectLabel = data->GetLabelRect();
+ wxRect rectLabel = GetLineLabelRect(m_currentEdit);
rectLabel.x = dc.LogicalToDeviceX( rectLabel.x );
rectLabel.y = dc.LogicalToDeviceY( rectLabel.y );
int y = event.GetY();
CalcUnscrolledPosition( x, y, &x, &y );
- /* Did we actually hit an item ? */
+ // where did we hit it (if we did)?
long hitResult = 0;
size_t count = GetItemCount(),
if ( HasFlag(wxLC_REPORT) )
{
- wxCoord lineHeight = GetLineHeight();
-
- current = y / lineHeight;
- hitResult = GetFirstLine()->IsHit( x, y % lineHeight );
+ current = y / GetLineHeight();
+ if ( current < count )
+ hitResult = HitTestLine(current, x, y);
}
else // !report
{
// enumerating all items is still not a way to do it!!
for ( current = 0; current < count; current++ )
{
- wxListLineData *line = (wxListLineData *) NULL;
- line = GetLine(current);
- hitResult = line->IsHit( x, y );
- if (hitResult)
+ hitResult = HitTestLine(current, x, y);
+ if ( hitResult )
break;
}
}
size_t oldCurrent = m_current;
- if ( HasFlag(wxLC_SINGLE_SEL) ||
- !(event.ControlDown() || event.ShiftDown()) )
+ if ( IsSingleSel() || !(event.ControlDown() || event.ShiftDown()) )
{
+ HighlightAll( FALSE );
m_current = current;
- HilightAll( FALSE );
- ReverseHilight(m_current);
+ ReverseHighlight(m_current);
}
- else // multi sel
+ else // multi sel & either ctrl or shift is down
{
if (event.ControlDown())
{
m_current = current;
- ReverseHilight(m_current);
+ ReverseHighlight(m_current);
}
else if (event.ShiftDown())
{
lineFrom = m_current;
}
- bool needsRefresh = FALSE;
- for ( size_t i = lineFrom; i <= lineTo; i++ )
- {
- if ( HilightLine(i, TRUE) )
- needsRefresh = TRUE;
- }
-
- if ( needsRefresh )
- {
- RefreshLines(lineFrom, lineTo);
- }
+ HighlightLines(lineFrom, lineTo);
}
else // !ctrl, !shift
{
}
}
-void wxListMainWindow::MoveToFocus()
+void wxListMainWindow::MoveToItem(size_t item)
{
- if (!HasCurrent())
+ if ( item == (size_t)-1 )
return;
- wxListLineData *data = IsVirtual() ? GetFirstLine() : GetLine(m_current);
- wxRect rect = data->GetRect();
+ wxRect rect = GetLineRect(item);
int client_w, client_h;
GetClientSize( &client_w, &client_h );
if ( HasFlag(wxLC_REPORT) )
{
+ // the next we need the range of lines shown it might be different, so
+ // recalculate it
+ ResetVisibleLinesRange();
+
if (rect.y < view_y )
Scroll( -1, rect.y/m_yScroll );
if (rect.y+rect.height+5 > view_y+client_h)
Scroll( -1, (rect.y+rect.height-client_h+SCROLL_UNIT_Y)/m_yScroll );
-
- UpdateShownLinesRange();
}
- else
+ else // !report
{
if (rect.x-view_x < 5)
Scroll( (rect.x-5)/m_xScroll, -1 );
// in single selection we just ignore Shift as we can't select several
// items anyhow
- if ( event.ShiftDown() && !HasFlag(wxLC_SINGLE_SEL) )
+ if ( event.ShiftDown() && !IsSingleSel() )
{
m_current = newCurrent;
oldCurrent = m_current;
}
- bool needsRefresh = FALSE;
- for ( size_t line = oldCurrent; line <= newCurrent; line++ )
- {
- if ( HilightLine( line ) )
- {
- needsRefresh = TRUE;
- }
- }
-
- if ( needsRefresh )
- RefreshLines( oldCurrent, newCurrent );
+ HighlightLines(oldCurrent, newCurrent);
}
else // !shift
{
+ // all previously selected items are unselected unless ctrl is held
+ if ( !event.ControlDown() )
+ HighlightAll(FALSE);
+
m_current = newCurrent;
- HilightLine( oldCurrent, FALSE );
+ HighlightLine( oldCurrent, FALSE );
RefreshLine( oldCurrent );
if ( !event.ControlDown() )
{
- HilightLine( m_current, TRUE );
+ HighlightLine( m_current, TRUE );
}
}
break;
case WXK_SPACE:
- if ( HasFlag(wxLC_SINGLE_SEL) )
+ if ( IsSingleSel() )
{
wxListEvent le( wxEVT_COMMAND_LIST_ITEM_ACTIVATED,
GetParent()->GetId() );
le.m_itemIndex = m_current;
GetLine(m_current)->GetItem( 0, le.m_item );
GetParent()->GetEventHandler()->ProcessEvent( le );
+
+ if ( IsHighlighted(m_current) )
+ {
+ // don't unselect the item in single selection mode
+ break;
+ }
+ //else: select it in ReverseHighlight() below if unselected
}
- else
- {
- ReverseHilight(m_current);
- }
+
+ ReverseHighlight(m_current);
break;
case WXK_RETURN:
{
m_hasFocus = TRUE;
- if ( HasCurrent() )
- RefreshLine( m_current );
-
if (!GetParent())
return;
+ RefreshSelected();
+
#ifdef __WXGTK__
g_focusWindow = GetParent();
#endif
{
m_hasFocus = FALSE;
- if ( HasCurrent() )
- RefreshLine( m_current );
+ RefreshSelected();
}
void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
}
}
-void wxListMainWindow::GetImageSize( int index, int &width, int &height )
+void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const
{
if ( HasFlag(wxLC_ICON) && m_normal_image_list )
{
}
}
-int wxListMainWindow::GetTextLength( const wxString &s )
+int wxListMainWindow::GetTextLength( const wxString &s ) const
{
- wxClientDC dc( this );
+ wxClientDC dc( wxConstCast(this, wxListMainWindow) );
dc.SetFont( GetFont() );
wxCoord lw;
wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(),
_T("invalid item index in SetItem") );
- if ( IsVirtual() )
+ if ( !IsVirtual() )
+ {
+ wxListLineData *line = GetLine((size_t)id);
+ line->SetItem( item.m_col, item );
+ }
+
+ if ( InReportView() )
{
// just refresh the line to show the new value of the text/image
RefreshLine((size_t)id);
}
- else // !virtual
+ else // !report
{
+ // refresh everything (resulting in horrible flicker - FIXME!)
m_dirty = TRUE;
-
- wxListLineData *line = GetLine((size_t)id);
- if ( HasFlag(wxLC_REPORT) )
- item.m_width = GetColumnWidth( item.m_col );
- line->SetItem( item.m_col, item );
}
}
_T("invalid list ctrl item index in SetItem") );
size_t oldCurrent = m_current;
- size_t item = (size_t)litem; // sdafe because of the check above
+ size_t item = (size_t)litem; // safe because of the check above
+ // do we need to change the focus?
if ( stateMask & wxLIST_STATE_FOCUSED )
{
if ( state & wxLIST_STATE_FOCUSED )
m_current = item;
OnFocusLine( m_current );
- if ( HasFlag(wxLC_SINGLE_SEL) && (oldCurrent != (size_t)-1) )
+ if ( oldCurrent != (size_t)-1 )
{
- HilightLine(oldCurrent, FALSE);
+ if ( IsSingleSel() )
+ {
+ HighlightLine(oldCurrent, FALSE);
+ }
+
RefreshLine(oldCurrent);
}
{
OnUnfocusLine( m_current );
m_current = (size_t)-1;
+
+ RefreshLine( oldCurrent );
}
}
}
+ // do we need to change the selection state?
if ( stateMask & wxLIST_STATE_SELECTED )
{
bool on = (state & wxLIST_STATE_SELECTED) != 0;
- if ( HasFlag(wxLC_SINGLE_SEL) )
+ if ( IsSingleSel() )
{
if ( on )
{
if ( oldCurrent != (size_t)-1 )
{
- HilightLine( oldCurrent, FALSE );
+ HighlightLine( oldCurrent, FALSE );
RefreshLine( oldCurrent );
}
}
}
}
- if ( HilightLine(item, on) )
+ if ( HighlightLine(item, on) )
{
RefreshLine(item);
}
if ( stateMask & wxLIST_STATE_SELECTED )
{
- if ( IsHilighted(item) )
+ if ( IsHighlighted(item) )
ret |= wxLIST_STATE_SELECTED;
}
void wxListMainWindow::SetItemCount(long count)
{
+ m_selStore.SetItemCount(count);
m_countVirt = count;
- Refresh();
+ ResetVisibleLinesRange();
+
+ // scrollbars must be reset
+ m_dirty = TRUE;
}
int wxListMainWindow::GetSelectedItemCount()
{
// deal with the quick case first
- if ( HasFlag(wxLC_SINGLE_SEL) )
+ if ( IsSingleSel() )
{
- return m_current == (size_t)-1 ? FALSE : IsHilighted(m_current);
+ return HasCurrent() ? IsHighlighted(m_current) : FALSE;
}
// virtual controls remmebers all its selections itself
if ( IsVirtual() )
- return m_selections.GetCount();
+ return m_selStore.GetSelectedCount();
// TODO: we probably should maintain the number of items selected even for
// non virtual controls as enumerating all lines is really slow...
size_t count = GetItemCount();
for ( size_t line = 0; line < count; line++ )
{
- if ( GetLine(line)->IsHilighted() )
+ if ( GetLine(line)->IsHighlighted() )
countSel++;
}
wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(),
_T("invalid index in GetItemRect") );
- rect = GetLine((size_t)index)->GetRect();
+ rect = GetLineRect((size_t)index);
+
CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y);
}
// geometry calculation
// ----------------------------------------------------------------------------
-void wxListMainWindow::OnSize( wxSizeEvent &WXUNUSED(event) )
-{
- // wait for the next OnIdle() with geometry recalculation
- m_dirty = TRUE;
-}
-
-void wxListMainWindow::CalculatePositions()
+void wxListMainWindow::RecalculatePositions(bool noRefresh)
{
- if ( IsEmpty() )
- return;
-
wxClientDC dc( this );
dc.SetFont( GetFont() );
if ( HasFlag(wxLC_REPORT) )
{
// all lines have the same height
- int lineSpacing = GetLineHeight();
+ int lineHeight = GetLineHeight();
// scroll one line per step
- m_yScroll = lineSpacing;
+ m_yScroll = lineHeight;
size_t lineCount = GetItemCount();
- int entireHeight = lineCount*lineSpacing + 2*LINE_SPACING;
+ int entireHeight = lineCount*lineHeight + LINE_SPACING;
+
+ m_linesPerPage = clientHeight / lineHeight;
- m_linesPerPage = clientHeight / lineSpacing;
+ ResetVisibleLinesRange();
SetScrollbars( m_xScroll, m_yScroll,
(GetHeaderWidth() + m_xScroll - 1)/m_xScroll,
GetScrollPos(wxHORIZONTAL),
GetScrollPos(wxVERTICAL),
TRUE );
-
- UpdateShownLinesRange();
}
else // !report
{
clientHeight -= 4; // sunken frame
- int entireWidth;
+ int entireWidth = 0;
for (int tries = 0; tries < 2; tries++)
{
line->CalculateSize( &dc, iconSpacing );
line->SetPosition( x, y, clientWidth, iconSpacing );
- wxSize sizeLine = line->GetSize();
+ wxSize sizeLine = GetLineSize(i);
if ( maxWidth < sizeLine.x )
maxWidth = sizeLine.x;
SetScrollbars( m_xScroll, m_yScroll, (entireWidth+SCROLL_UNIT_X) / m_xScroll, 0, scroll_pos, 0, TRUE );
}
- // FIXME: why should we call it from here?
- UpdateCurrent();
+ if ( !noRefresh )
+ {
+ // FIXME: why should we call it from here?
+ UpdateCurrent();
+
+ RefreshAll();
+ }
+}
+
+void wxListMainWindow::RefreshAll()
+{
+ m_dirty = FALSE;
+ Refresh();
+
+ wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
+ if ( headerWin && headerWin->m_dirty )
+ {
+ headerWin->m_dirty = FALSE;
+ headerWin->Refresh();
+ }
}
void wxListMainWindow::UpdateCurrent()
{
- if ( (m_current == (size_t)-1) && !IsEmpty() )
+ if ( !HasCurrent() && !IsEmpty() )
{
m_current = 0;
}
if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) )
return line;
- if ( (state & wxLIST_STATE_SELECTED) && IsHilighted(line) )
+ if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) )
return line;
}
// deleting stuff
// ----------------------------------------------------------------------------
-void wxListMainWindow::DeleteItem( long index )
+void wxListMainWindow::DeleteItem( long lindex )
{
size_t count = GetItemCount();
- wxCHECK_RET( (index >= 0) && ((size_t)index < count),
+ wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count),
_T("invalid item index in DeleteItem") );
- m_dirty = TRUE;
+ size_t index = (size_t)lindex;
- // select the next item when the selected one is deleted
- if ( m_current == (size_t)index )
+ // we don't need to adjust the index for the previous items
+ if ( HasCurrent() && m_current >= index )
{
- // the last valid index after deleting the item will be count-2
- if ( ++m_current >= count - 2 )
+ // if the current item is being deleted, we want the next one to
+ // become selected - unless there is no next one - so don't adjust
+ // m_current in this case
+ if ( m_current != index || m_current == count - 1 )
{
- m_current = count - 2;
+ m_current--;
}
}
- SendNotify( (size_t)index, wxEVT_COMMAND_LIST_DELETE_ITEM );
+ if ( InReportView() )
+ {
+ ResetVisibleLinesRange();
+ }
- if ( !IsVirtual() )
+ if ( IsVirtual() )
+ {
+ m_countVirt--;
+
+ m_selStore.OnItemDelete(index);
+ }
+ else
{
- m_lines.RemoveAt( (size_t)index );
+ m_lines.RemoveAt( index );
}
+
+ // we need to refresh the (vert) scrollbar as the number of items changed
+ m_dirty = TRUE;
+
+ SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM );
+
+ RefreshAfter(index);
}
void wxListMainWindow::DeleteColumn( int col )
m_columns.DeleteNode( node );
}
-void wxListMainWindow::DeleteAllItems()
+void wxListMainWindow::DoDeleteAllItems()
{
if ( IsEmpty() )
{
return;
}
- m_dirty = TRUE;
- m_current = (size_t)-1;
+ ResetCurrent();
// to make the deletion of all items faster, we don't send the
// notifications for each item deletion in this case but only one event
event.SetEventObject( GetParent() );
GetParent()->GetEventHandler()->ProcessEvent( event );
+ if ( IsVirtual() )
+ {
+ m_countVirt = 0;
+
+ m_selStore.Clear();
+ }
+
+ if ( InReportView() )
+ {
+ ResetVisibleLinesRange();
+ }
+
m_lines.Clear();
+}
+
+void wxListMainWindow::DeleteAllItems()
+{
+ DoDeleteAllItems();
- m_selections.Clear();
+ RecalculatePositions();
}
void wxListMainWindow::DeleteEverything()
_T("invalid index in EnsureVisible") );
// We have to call this here because the label in question might just have
- // been added and no screen update taken place.
- if (m_dirty)
- wxSafeYield();
+ // been added and its position is not known yet
+ if ( m_dirty )
+ {
+ RecalculatePositions(TRUE /* no refresh */);
+ }
- size_t oldCurrent = m_current;
- m_current = (size_t)index;
- MoveToFocus();
- m_current = oldCurrent;
+ MoveToItem((size_t)index);
}
long wxListMainWindow::FindItem(long start, const wxString& str, bool WXUNUSED(partial) )
{
CalcUnscrolledPosition( x, y, &x, &y );
- size_t count = GetItemCount();
- for (size_t i = 0; i < count; i++)
+ if ( HasFlag(wxLC_REPORT) )
{
- wxListLineData *line = GetLine(i);
- long ret = line->IsHit( x, y );
- if (ret)
+ size_t current = y / GetLineHeight();
+ flags = HitTestLine(current, x, y);
+ if ( flags )
+ return current;
+ }
+ else // !report
+ {
+ // TODO: optimize it too! this is less simple than for report view but
+ // enumerating all items is still not a way to do it!!
+ size_t count = GetItemCount();
+ for ( size_t current = 0; current < count; current++ )
{
- flags = (int)ret;
- return i;
+ flags = HitTestLine(current, x, y);
+ if ( flags )
+ return current;
}
}
wxFAIL_MSG( _T("unknown mode") );
}
- wxListLineData *line = new wxListLineData( this, id );
+ wxListLineData *line = new wxListLineData(this);
line->SetItem( 0, item );
m_lines.Insert( line, id );
+
+ m_dirty = TRUE;
+ RefreshLines(id, GetItemCount() - 1);
}
void wxListMainWindow::InsertColumn( long col, wxListItem &item )
void wxListMainWindow::OnScroll(wxScrollWinEvent& event)
{
- // update our idea of which lines are shown before scrolling the window
- UpdateShownLinesRange();
+ // update our idea of which lines are shown when we redraw the window the
+ // next time
+ ResetVisibleLinesRange();
// FIXME
#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
}
}
-void wxListMainWindow::UpdateShownLinesRange()
+int wxListMainWindow::GetCountPerPage() const
{
- // only optimize redrawing for the report view using m_lineFrom/To
- if ( !HasFlag(wxLC_REPORT) )
- return;
-
- size_t lineFromOld = m_lineFrom,
- lineToOld = m_lineTo;
+ if ( !m_linesPerPage )
+ {
+ wxConstCast(this, wxListMainWindow)->
+ m_linesPerPage = GetClientSize().y / GetLineHeight();
+ }
- m_lineFrom = GetScrollPos(wxVERTICAL);
+ return m_linesPerPage;
+}
- size_t count = GetItemCount();
+void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to)
+{
+ wxASSERT_MSG( HasFlag(wxLC_REPORT), _T("this is for report mode only") );
- wxASSERT_MSG( m_lineFrom < count, _T("invalid scroll position?") );
+ if ( m_lineFrom == (size_t)-1 )
+ {
+ size_t count = GetItemCount();
+ if ( count )
+ {
+ m_lineFrom = GetScrollPos(wxVERTICAL);
- m_lineTo = m_lineFrom + m_linesPerPage - 1;
- if ( m_lineTo >= count )
- m_lineTo = count - 1;
+ // this may happen if SetScrollbars() hadn't been called yet
+ if ( m_lineFrom >= count )
+ m_lineFrom = count - 1;
- if ( m_lineFrom != lineFromOld || m_lineTo != lineToOld )
- {
- m_dirty = TRUE;
+ // we redraw one extra line but this is needed to make the redrawing
+ // logic work when there is a fractional number of lines on screen
+ m_lineTo = m_lineFrom + m_linesPerPage;
+ if ( m_lineTo >= count )
+ m_lineTo = count - 1;
+ }
+ else // empty control
+ {
+ m_lineFrom = 0;
+ m_lineTo = (size_t)-1;
+ }
}
+
+ wxASSERT_MSG( IsEmpty() ||
+ (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()),
+ _T("GetVisibleLinesRange() returns incorrect result") );
+
+ if ( from )
+ *from = m_lineFrom;
+ if ( to )
+ *to = m_lineTo;
}
// -------------------------------------------------------------------------------------
// -------------------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
BEGIN_EVENT_TABLE(wxListCtrl,wxControl)
EVT_SIZE(wxListCtrl::OnSize)
wxListCtrl::~wxListCtrl()
{
+ if ( m_mainWin )
+ m_mainWin->ResetCurrent();
+
if (m_ownsImageListNormal)
delete m_imageListNormal;
if (m_ownsImageListSmall)
m_mainWin = (wxListMainWindow*) NULL;
m_headerWin = (wxListHeaderWindow*) NULL;
- if ( !(style & (wxLC_REPORT | wxLC_LIST | wxLC_ICON)) )
+ if ( !(style & wxLC_MASK_TYPE) )
{
style = style | wxLC_LIST;
}
if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
return FALSE;
- if ( style & wxSUNKEN_BORDER )
- style -= wxSUNKEN_BORDER;
+ // don't create the inner window with the border
+ style &= ~wxSUNKEN_BORDER;
m_mainWin = new wxListMainWindow( this, -1, wxPoint(0,0), size, style );
- if (HasFlag(wxLC_REPORT))
+ if ( HasFlag(wxLC_REPORT) )
{
CreateHeaderWindow();
- if (HasFlag(wxLC_NO_HEADER))
+ if ( HasFlag(wxLC_NO_HEADER) )
{
// VZ: why do we create it at all then?
m_headerWin->Show( FALSE );
return TRUE;
}
-void wxListCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
-{
- /* handled in OnIdle */
-
- if (m_mainWin) m_mainWin->m_dirty = TRUE;
-}
-
void wxListCtrl::SetSingleStyle( long style, bool add )
{
+ wxASSERT_MSG( !(style & wxLC_VIRTUAL),
+ _T("wxLC_VIRTUAL can't be [un]set") );
+
long flag = GetWindowStyle();
if (add)
{
if (style & wxLC_MASK_TYPE)
- flag &= ~wxLC_MASK_TYPE;
+ flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL);
if (style & wxLC_MASK_ALIGN)
flag &= ~wxLC_MASK_ALIGN;
if (style & wxLC_MASK_SORT)
{
m_mainWin->DeleteEverything();
- int width = 0;
- int height = 0;
- GetClientSize( &width, &height );
+ // has the header visibility changed?
+ bool hasHeader = HasFlag(wxLC_REPORT) && !HasFlag(wxLC_NO_HEADER),
+ willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER);
- if (flag & wxLC_REPORT)
+ if ( hasHeader != willHaveHeader )
{
- if (!HasFlag(wxLC_REPORT))
+ // toggle it
+ if ( hasHeader )
+ {
+ if ( m_headerWin )
+ {
+ // don't delete, just hide, as we can reuse it later
+ m_headerWin->Show(FALSE);
+ }
+ //else: nothing to do
+ }
+ else // must show header
{
if (!m_headerWin)
{
CreateHeaderWindow();
-
- if (HasFlag(wxLC_NO_HEADER))
- m_headerWin->Show( FALSE );
}
- else
+ else // already have it, just show
{
- if (flag & wxLC_NO_HEADER)
- m_headerWin->Show( FALSE );
- else
- m_headerWin->Show( TRUE );
+ m_headerWin->Show( TRUE );
}
}
- }
- else // !report
- {
- if ( m_mainWin->HasHeader() )
- {
- m_headerWin->Show( FALSE );
- }
+
+ ResizeReportView(willHaveHeader);
}
}
}
// ----------------------------------------------------------------------------
-// OnIdle() handler: this is the place where we redraw the control
+// event handlers
// ----------------------------------------------------------------------------
-void wxListCtrl::OnIdle( wxIdleEvent & WXUNUSED(event) )
+void wxListCtrl::OnSize(wxSizeEvent& event)
{
- // do it only if needed
- if ( !m_mainWin->m_dirty )
+ if ( !m_mainWin )
return;
- int cw = 0;
- int ch = 0;
+ ResizeReportView(m_mainWin->HasHeader());
+
+ m_mainWin->RecalculatePositions();
+}
+
+void wxListCtrl::ResizeReportView(bool showHeader)
+{
+ int cw, ch;
GetClientSize( &cw, &ch );
- if ( m_mainWin->HasHeader() )
+ if ( showHeader )
{
m_headerWin->SetSize( 0, 0, cw, HEADER_HEIGHT );
m_mainWin->SetSize( 0, HEADER_HEIGHT + 1, cw, ch - HEADER_HEIGHT - 1 );
{
m_mainWin->SetSize( 0, 0, cw, ch );
}
+}
- m_mainWin->CalculatePositions();
+void wxListCtrl::OnIdle( wxIdleEvent & event )
+{
+ event.Skip();
- m_mainWin->m_dirty = FALSE;
- m_mainWin->Refresh();
+ // do it only if needed
+ if ( !m_mainWin->m_dirty )
+ return;
- if ( m_headerWin && m_headerWin->m_dirty )
- {
- m_headerWin->m_dirty = FALSE;
- m_headerWin->Refresh();
- }
+ m_mainWin->RecalculatePositions();
}
// ----------------------------------------------------------------------------
m_headerWin->SetFont( font );
}
- // invalidate it as the font changed
- m_mainWin->OnFontChange();
-
return TRUE;
}
return -1;
}
+wxListItemAttr *wxListCtrl::OnGetItemAttr(long item) const
+{
+ wxASSERT_MSG( item >= 0 && item < GetItemCount(),
+ _T("invalid item index in OnGetItemAttr()") );
+
+ // no attributes by default
+ return NULL;
+}
+
void wxListCtrl::SetItemCount(long count)
{
wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
m_mainWin->SetItemCount(count);
}
-#endif // wxUSE_LISTCTRL
+void wxListCtrl::RefreshItem(long item)
+{
+ m_mainWin->RefreshLine(item);
+}
-#endif
+void wxListCtrl::RefreshItems(long itemFrom, long itemTo)
+{
+ m_mainWin->RefreshLines(itemFrom, itemTo);
+}
+
+#endif // wxUSE_LISTCTRL
projects / wxWidgets.git / blobdiff