TODO
1. we need to implement searching/sorting for virtual controls somehow
- 2. when changing selection the lines are refreshed twice
+ ?2. when changing selection the lines are refreshed twice
*/
// ============================================================================
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_KEY_DOWN)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_INSERT_ITEM)
DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_RIGHT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_DRAGGING)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_LIST_COL_END_DRAG)
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)
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
// ============================================================================
class WXDLLEXPORT wxListHeaderData : public wxObject
{
-protected:
- long m_mask;
- int m_image;
- wxString m_text;
- int m_format;
- int m_width;
- int m_xpos,
- m_ypos;
- int m_height;
-
public:
wxListHeaderData();
wxListHeaderData( const wxListItem &info );
int GetWidth() const;
int GetFormat() const;
+protected:
+ long m_mask;
+ int m_image;
+ wxString m_text;
+ int m_format;
+ int m_width;
+ int m_xpos,
+ m_ypos;
+ int m_height;
+
private:
- DECLARE_DYNAMIC_CLASS(wxListHeaderData);
+ void Init();
};
//-----------------------------------------------------------------------------
public:
wxListHeaderWindow();
- virtual ~wxListHeaderWindow();
wxListHeaderWindow( wxWindow *win,
wxWindowID id,
long style = 0,
const wxString &name = "wxlistctrlcolumntitles" );
+ virtual ~wxListHeaderWindow();
+
void DoDrawRect( wxDC *dc, int x, int y, int w, int h );
void DrawCurrent();
void AdjustDC(wxDC& dc);
bool m_dirty;
private:
+ // common part of all ctors
+ void Init();
+
DECLARE_DYNAMIC_CLASS(wxListHeaderWindow)
DECLARE_EVENT_TABLE()
};
void RefreshLine( size_t line );
void RefreshLines( size_t lineFrom, size_t lineTo );
+ // 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)
// bring the current item into view
void MoveToFocus() { MoveToItem(m_current); }
+ // start editing the label of the given item
void EditLabel( long item );
+
+ // suspend/resume redrawing the control
+ void Freeze();
+ void Thaw();
+
void OnRenameTimer();
void OnRenameAccept();
// 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_highlightBrush;
wxColour *m_highlightColour;
int m_xScroll,
m_yScroll;
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;
+
+ // if this is > 0, the control is frozen and doesn't redraw itself
+ size_t m_freezeCount;
+
DECLARE_DYNAMIC_CLASS(wxListMainWindow);
DECLARE_EVENT_TABLE()
};
// wxListHeaderData
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxListHeaderData,wxObject);
-
-wxListHeaderData::wxListHeaderData()
+void wxListHeaderData::Init()
{
m_mask = 0;
- m_image = 0;
+ m_image = -1;
m_format = 0;
m_width = 0;
m_xpos = 0;
m_height = 0;
}
+wxListHeaderData::wxListHeaderData()
+{
+ Init();
+}
+
wxListHeaderData::wxListHeaderData( const wxListItem &item )
{
+ Init();
+
SetItem( item );
- m_xpos = 0;
- m_ypos = 0;
- m_height = 0;
}
void wxListHeaderData::SetItem( const wxListItem &item )
{
m_mask = item.m_mask;
- m_text = item.m_text;
- m_image = item.m_image;
- m_format = item.m_format;
- SetWidth(item.m_width);
+ if ( m_mask & wxLIST_MASK_TEXT )
+ m_text = item.m_text;
+
+ if ( m_mask & wxLIST_MASK_IMAGE )
+ m_image = item.m_image;
+
+ if ( m_mask & wxLIST_MASK_FORMAT )
+ m_format = item.m_format;
+
+ if ( m_mask & wxLIST_MASK_WIDTH )
+ SetWidth(item.m_width);
}
void wxListHeaderData::SetPosition( int x, int y )
m_width = w;
if (m_width < 0)
m_width = WIDTH_COL_DEFAULT;
- if (m_width < WIDTH_COL_MIN)
+ else if (m_width < WIDTH_COL_MIN)
m_width = WIDTH_COL_MIN;
}
bool wxListHeaderData::HasImage() const
{
- return (m_image != 0);
+ return m_image != -1;
}
bool wxListHeaderData::IsHit( int x, int y ) const
return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height));
}
-void wxListHeaderData::GetItem( wxListItem &item )
+void wxListHeaderData::GetItem( wxListItem& item )
{
item.m_mask = m_mask;
item.m_text = m_text;
{
if ( highlighted )
{
- dc->SetBrush( *m_owner->m_highlightBrush );
+ dc->SetBrush( *m_owner->GetHighlightBrush() );
}
else
{
if (item->HasText())
{
wxRect rectLabel = m_gi->m_rectLabel;
+
+ wxDCClipper clipper(*dc, rectLabel);
dc->DrawText( item->GetText(), rectLabel.x, rectLabel.y );
}
}
{
wxListItemData *item = node->GetData();
+ int width = m_owner->GetColumnWidth(col++);
int xOld = x;
+ x += width;
if ( item->HasImage() )
{
int ix, iy;
- m_owner->DrawImage( item->GetImage(), dc, x, y );
+ m_owner->DrawImage( item->GetImage(), dc, xOld, y );
m_owner->GetImageSize( item->GetImage(), ix, iy );
- x += ix + 5; // FIXME: what is "5"?
- }
- int width = m_owner->GetColumnWidth(col++);
+ ix += IMAGE_MARGIN_IN_REPORT_MODE;
- wxDCClipper clipper(*dc, x, y, width, rect.height);
+ xOld += ix;
+ width -= ix;
+ }
+
+ wxDCClipper clipper(*dc, xOld, y, width, rect.height);
if ( item->HasText() )
{
- dc->DrawText( item->GetText(), x, y );
+ dc->DrawText( item->GetText(), xOld, y );
}
- x = xOld + width;
-
node = node->GetNext();
}
}
EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus)
END_EVENT_TABLE()
-wxListHeaderWindow::wxListHeaderWindow( void )
+void wxListHeaderWindow::Init()
{
- m_owner = (wxListMainWindow *) NULL;
m_currentCursor = (wxCursor *) NULL;
- m_resizeCursor = (wxCursor *) NULL;
m_isDragging = FALSE;
+ m_dirty = FALSE;
}
-wxListHeaderWindow::wxListHeaderWindow( wxWindow *win, wxWindowID id, wxListMainWindow *owner,
- const wxPoint &pos, const wxSize &size,
- long style, const wxString &name ) :
- wxWindow( win, id, pos, size, style, name )
+wxListHeaderWindow::wxListHeaderWindow()
{
+ Init();
+
+ m_owner = (wxListMainWindow *) NULL;
+ m_resizeCursor = (wxCursor *) NULL;
+}
+
+wxListHeaderWindow::wxListHeaderWindow( wxWindow *win,
+ wxWindowID id,
+ wxListMainWindow *owner,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString &name )
+ : wxWindow( win, id, pos, size, style, name )
+{
+ Init();
+
m_owner = owner;
-// m_currentCursor = wxSTANDARD_CURSOR;
- m_currentCursor = (wxCursor *) NULL;
m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
- m_isDragging = FALSE;
- m_dirty = FALSE;
SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE ) );
}
-wxListHeaderWindow::~wxListHeaderWindow( void )
+wxListHeaderWindow::~wxListHeaderWindow()
{
delete m_resizeCursor;
}
int numColumns = m_owner->GetColumnCount();
wxListItem item;
- for (int i = 0; i < numColumns; i++)
+ for ( int i = 0; i < numColumns && x < w; i++ )
{
m_owner->GetColumn( i, item );
int wCol = item.m_width;
- int cw = wCol - 2; // the width of the rect to draw
- int xEnd = x + wCol;
+ // the width of the rect to draw: make it smaller to fit entirely
+ // inside the column rect
+ int cw = wCol - 2;
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();
- x += wCol;
- if (xEnd > w+5)
- break;
+ // if we have an image, draw it on the right of the label
+ int image = item.m_image;
+ if ( image != -1 )
+ {
+ wxImageList *imageList = m_owner->m_small_image_list;
+ if ( imageList )
+ {
+ int ix, iy;
+ imageList->GetSize(image, ix, iy);
+
+ imageList->Draw
+ (
+ image,
+ dc,
+ x + cw - ix - 1,
+ HEADER_OFFSET_Y + (h - 4 - iy)/2,
+ wxIMAGELIST_DRAW_TRANSPARENT
+ );
+
+ cw -= ix + 2;
+ }
+ //else: ignore the column image
+ }
+
+ // draw the text clipping it so that it doesn't overwrite the column
+ // boundary
+ wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h - 4 );
+
+ dc.DrawText( item.GetText(),
+ x + EXTRA_WIDTH, HEADER_OFFSET_Y + EXTRA_HEIGHT );
+
+ x += wCol;
}
+
dc.EndDrawing();
}
m_minX = xpos;
}
- if (event.LeftDown())
+ if (event.LeftDown() || event.RightUp())
{
- if (hit_border)
+ if (hit_border && event.LeftDown())
{
m_isDragging = TRUE;
m_currentX = x;
DrawCurrent();
CaptureMouse();
}
- else
+ else // click on a column
{
wxWindow *parent = GetParent();
- wxListEvent le( wxEVT_COMMAND_LIST_COL_CLICK, parent->GetId() );
+ wxListEvent le( event.LeftDown()
+ ? wxEVT_COMMAND_LIST_COL_CLICK
+ : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK,
+ parent->GetId() );
le.SetEventObject( parent );
+ le.m_pointDrag = event.GetPosition();
+
+ // the position should be relative to the parent window, not
+ // this one for compatibility with MSW and common sense: the
+ // user code doesn't know anything at all about this header
+ // window, so why should it get positions relative to it?
+ le.m_pointDrag.y -= GetSize().y;
+
le.m_col = m_column;
parent->GetEventHandler()->ProcessEvent( le );
}
m_currentEdit =
m_lineLastClicked =
m_lineBeforeLastClicked = (size_t)-1;
+
+ m_freezeCount = 0;
}
void wxListMainWindow::InitScrolling()
{
Init();
- m_highlightBrush = (wxBrush *) NULL;
+ m_highlightBrush =
+ m_highlightUnfocusedBrush = (wxBrush *) NULL;
m_xScroll =
m_yScroll = 0;
{
Init();
- m_highlightBrush = 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;
DoDeleteAllItems();
delete m_highlightBrush;
+ delete m_highlightUnfocusedBrush;
delete m_renameTimer;
}
long wxListMainWindow::HitTestLine(size_t line, int x, int y) const
{
+ wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") );
+
wxListLineData *ld = GetLine(line);
if ( ld->HasImage() && GetLineIconRect(line).Inside(x, y) )
else // !virtual
{
wxListLineData *ld = GetLine(line);
- wxCHECK_MSG( ld, FALSE, _T("invalid index in IsHighlighted") );
+ wxCHECK_MSG( ld, FALSE, _T("invalid index in HighlightLine") );
changed = ld->Highlight(highlight);
}
void wxListMainWindow::RefreshLine( size_t line )
{
- size_t visibleFrom, visibleTo;
- GetVisibleLinesRange(&visibleFrom, &visibleTo);
+ if ( HasFlag(wxLC_REPORT) )
+ {
+ size_t visibleFrom, visibleTo;
+ GetVisibleLinesRange(&visibleFrom, &visibleTo);
- if ( line < visibleFrom || line > visibleTo )
- return;
+ if ( line < visibleFrom || line > visibleTo )
+ return;
+ }
wxRect rect = GetLineRect(line);
}
}
+void wxListMainWindow::RefreshSelected()
+{
+ if ( IsEmpty() )
+ return;
+
+ size_t from, to;
+ if ( InReportView() )
+ {
+ GetVisibleLinesRange(&from, &to);
+ }
+ else // !virtual
+ {
+ from = 0;
+ to = GetItemCount() - 1;
+ }
+
+ // VZ: this code would work fine if wxGTK wxWindow::Refresh() were
+ // reasonable, i.e. if it only generated one expose event for
+ // several calls to it - as it is, each Refresh() results in a
+ // repaint which provokes flicker too horrible to be seen
+ //
+ // when/if wxGTK is fixed, this code should be restored as normally it
+ // should generate _less_ flicker than the version below
+#ifndef __WXGTK__
+ 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);
+ }
+ }
+#else // __WXGTK__
+ size_t selMin = (size_t)-1,
+ selMax = 0;
+
+ for ( size_t line = from; line <= to; line++ )
+ {
+ if ( IsHighlighted(line) || (line == m_current) )
+ {
+ if ( line < selMin )
+ selMin = line;
+ if ( line > selMax )
+ selMax = line;
+ }
+ }
+
+ if ( selMin != (size_t)-1 )
+ {
+ RefreshLines(selMin, selMax);
+ }
+#endif // !__WXGTK__/__WXGTK__
+}
+
+void wxListMainWindow::Freeze()
+{
+ m_freezeCount++;
+}
+
+void wxListMainWindow::Thaw()
+{
+ wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") );
+
+ if ( !--m_freezeCount )
+ {
+ Refresh();
+ }
+}
+
void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
// Note: a wxPaintDC must be constructed even if no drawing is
// done (a Windows requirement).
wxPaintDC dc( this );
- if ( IsEmpty() )
+ if ( IsEmpty() || m_freezeCount )
{
- // empty control. nothing to draw
+ // nothing to draw or not the moment to draw it
return;
}
GetLine(line)->DrawInReportMode( &dc,
rectLine,
GetLineHighlightRect(line),
- m_hasFocus && IsHighlighted(line) );
+ IsHighlighted(line) );
}
if ( HasFlag(wxLC_HRULES) )
if ( HasCurrent() )
{
// don't draw rect outline under Max if we already have the background
- // color
+ // 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 )
-#endif // !__WXMAC__
+#else // !__WXMAC__
+ if ( m_hasFocus )
+#endif // __WXMAC__/!__WXMAC__
{
dc.SetPen( *wxBLACK_PEN );
dc.SetBrush( *wxTRANSPARENT_BRUSH );
if (event.Dragging())
{
if (m_dragCount == 0)
- m_dragStart = wxPoint(x,y);
+ {
+ // 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++;
nevent.SetDirection( !event.ShiftDown() );
nevent.SetEventObject( GetParent()->GetParent() );
nevent.SetCurrentFocus( m_parent );
- if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent )) return;
+ if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
+ return;
}
/* no item -> nothing to do */
case WXK_SPACE:
if ( IsSingleSel() )
{
- wxListEvent le( wxEVT_COMMAND_LIST_ITEM_ACTIVATED,
- GetParent()->GetId() );
- le.SetEventObject( GetParent() );
- le.m_itemIndex = m_current;
- GetLine(m_current)->GetItem( 0, le.m_item );
- GetParent()->GetEventHandler()->ProcessEvent( le );
+ SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
if ( IsHighlighted(m_current) )
{
case WXK_RETURN:
case WXK_EXECUTE:
- {
- wxListEvent le( wxEVT_COMMAND_LIST_ITEM_ACTIVATED,
- GetParent()->GetId() );
- le.SetEventObject( GetParent() );
- le.m_itemIndex = m_current;
- GetLine(m_current)->GetItem( 0, le.m_item );
- GetParent()->GetEventHandler()->ProcessEvent( le );
- }
+ SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED );
break;
default:
void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
{
- m_hasFocus = TRUE;
+ // wxGTK sends us EVT_SET_FOCUS events even if we had never got
+ // EVT_KILL_FOCUS before which means that we finish by redrawing the items
+ // which are already drawn correctly resulting in horrible flicker - avoid
+ // it
+ if ( !m_hasFocus )
+ {
+ m_hasFocus = TRUE;
- if ( HasCurrent() )
- RefreshLine( m_current );
+ RefreshSelected();
+ }
- if (!GetParent())
+ if ( !GetParent() )
return;
#ifdef __WXGTK__
{
m_hasFocus = FALSE;
- if ( HasCurrent() )
- RefreshLine( m_current );
+ RefreshSelected();
}
void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y )
_T("SetColumnWidth() can only be called in report mode.") );
m_dirty = TRUE;
+ wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin;
+ if ( headerWin )
+ headerWin->m_dirty = TRUE;
wxListHeaderDataList::Node *node = m_columns.Item( col );
wxCHECK_RET( node, _T("no column?") );
// been added and its position is not known yet
if ( m_dirty )
{
- m_dirty = FALSE;
-
RecalculatePositions(TRUE /* no refresh */);
}
{
CalcUnscrolledPosition( x, y, &x, &y );
+ size_t count = GetItemCount();
+
if ( HasFlag(wxLC_REPORT) )
{
size_t current = y / GetLineHeight();
- flags = HitTestLine(current, x, y);
- if ( flags )
- return current;
+ if ( current < count )
+ {
+ 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 = HitTestLine(current, x, y);
wxListItem::wxListItem()
{
- m_mask = 0;
- m_itemId = 0;
- m_col = 0;
- m_state = 0;
- m_stateMask = 0;
- m_image = 0;
- m_data = 0;
- m_format = wxLIST_FORMAT_CENTRE;
- m_width = 0;
-
m_attr = NULL;
+
+ Clear();
}
void wxListItem::Clear()
m_col = 0;
m_state = 0;
m_stateMask = 0;
- m_image = 0;
+ m_image = -1;
m_data = 0;
m_format = wxLIST_FORMAT_CENTRE;
m_width = 0;
- m_text = _T("");
+ m_text.clear();
ClearAttributes();
}
{
size_t count = m_mainWin->m_columns.GetCount();
for ( size_t n = 0; n < count; n++ )
- DeleteColumn(n);
+ DeleteColumn(0);
return TRUE;
}
m_mainWin->RefreshLines(itemFrom, itemTo);
}
+void wxListCtrl::Freeze()
+{
+ m_mainWin->Freeze();
+}
+
+void wxListCtrl::Thaw()
+{
+ m_mainWin->Thaw();
+}
+
#endif // wxUSE_LISTCTRL
projects / wxWidgets.git / blobdiff