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update the generic wxHeaderCtrl implementation after r57161

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57163 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2008-12-07 16:00:10 +00:00
parent a1d4adc5ce
commit 40dc2ae656
2 changed files with 36 additions and 25 deletions
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10
include/wx/generic/headerctrlg.h
View File

@ -49,11 +49,10 @@ public:
private:
// implement base class pure virtuals
virtual void DoSetCount(unsigned int count);
virtual unsigned int DoGetCount() const;
virtual void DoInsert(const wxHeaderColumn& col, unsigned int idx);
virtual void DoDelete(unsigned int idx);
virtual void DoShowColumn(unsigned int idx, bool show);
virtual void DoShowSortIndicator(unsigned int idx, int sortOrder);
virtual void DoUpdate(unsigned int idx);
virtual void DoScrollHorz(int dx);
// override wxWindow methods which must be implemented by a new control
@ -75,6 +74,9 @@ private:
// refresh all the controls starting from (and including) the given one
void RefreshColsAfter(unsigned int idx);
// number of columns in the control currently
unsigned int m_numColumns;
// index of the column under mouse or -1 if none
unsigned int m_hover;

51
src/generic/headerctrlg.cpp
View File

@ -56,6 +56,7 @@ const unsigned COL_NONE = (unsigned)-1;
void wxHeaderCtrl::Init()
{
m_numColumns = 0;
m_hover = COL_NONE;
m_scrollOffset = 0;
}
@ -86,9 +87,24 @@ wxHeaderCtrl::~wxHeaderCtrl()
// wxHeaderCtrl columns manipulation
// ----------------------------------------------------------------------------
void wxHeaderCtrl::DoSetCount(unsigned int count)
{
m_numColumns = count;
Refresh();
}
unsigned int wxHeaderCtrl::DoGetCount() const
{
return m_cols.size();
return m_numColumns;
}
void wxHeaderCtrl::DoUpdate(unsigned int idx)
{
// we need to refresh not only this column but also the ones after it in
// case it was shown or hidden or its width changed -- it would be nice to
// avoid doing this unnecessary by storing the old column width (TODO)
RefreshColsAfter(idx);
}
// ----------------------------------------------------------------------------
@ -116,10 +132,12 @@ wxSize wxHeaderCtrl::DoGetBestSize() const
int wxHeaderCtrl::GetColStart(unsigned int idx) const
{
wxHeaderCtrl * const self = const_cast<wxHeaderCtrl *>(this);
int pos = 0;
for ( unsigned n = 0; n < idx; n++ )
{
const wxHeaderColumn& col = m_cols[n];
const wxHeaderColumnBase& col = self->GetColumn(n);
if ( col.IsShown() )
pos += col.GetWidth();
}
@ -135,7 +153,7 @@ void wxHeaderCtrl::RefreshCol(unsigned int idx)
{
wxRect rect = GetClientRect();
rect.x += GetColStart(idx);
rect.width = m_cols[idx].GetWidth();
rect.width = GetColumn(idx).GetWidth();
RefreshRect(rect);
}
@ -173,34 +191,25 @@ void wxHeaderCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
// account for the horizontal scrollbar offset in the parent window
dc.SetDeviceOrigin(m_scrollOffset, 0);
const unsigned int count = m_cols.size();
const unsigned int count = m_numColumns;
int xpos = 0;
for ( unsigned int i = 0; i < count; i++ )
{
const wxHeaderColumn& col = m_cols[i];
const wxHeaderColumnBase& col = GetColumn(i);
if ( col.IsHidden() )
continue;
const int colWidth = col.GetWidth();
wxHeaderSortIconType sortArrow;
switch ( m_sortOrders[i] )
if ( col.IsSortKey() )
{
default:
wxFAIL_MSG( "wrong sort order value" );
// fall through
case -1:
sortArrow = wxHDR_SORT_ICON_NONE;
break;
case 0:
sortArrow = wxHDR_SORT_ICON_DOWN;
break;
case 1:
sortArrow = wxHDR_SORT_ICON_UP;
break;
sortArrow = col.IsSortOrderAscending() ? wxHDR_SORT_ICON_UP
: wxHDR_SORT_ICON_DOWN;
}
else // not sorting by this column
{
sortArrow = wxHDR_SORT_ICON_NONE;
}
int state = 0;