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fixed refresh problem due to rounding errors

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5835 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-02-04 14:57:09 +00:00
parent 71fe5c01eb
commit f0102d2a6d
2 changed files with 98 additions and 88 deletions
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2
samples/newgrid/griddemo.cpp
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@@ -84,7 +84,7 @@ GridFrame::GridFrame()
int logW = gridW, logH = 80;
wxMenu *fileMenu = new wxMenu;
fileMenu->Append( wxID_EXIT, "E&xit" );
fileMenu->Append( wxID_EXIT, "E&xit\tAlt-X" );
wxMenu *viewMenu = new wxMenu;
viewMenu->Append( ID_TOGGLEROWLABELS, "&Row labels", "", TRUE );

24
src/generic/grid.cpp
View File

@@ -36,7 +36,6 @@
#include "wx/generic/grid.h"
//////////////////////////////////////////////////////////////////////
wxGridCellCoords wxGridNoCellCoords( -1, -1 );
@@ -47,6 +46,9 @@ wxRect wxGridNoCellRect( -1, -1, -1, -1 );
WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
// scroll line size
// TODO: fixed so far - make configurable later (and also different for x/y)
static const size_t GRID_SCROLL_LINE = 10;
//////////////////////////////////////////////////////////////////////
//
@@ -139,7 +141,7 @@ wxString wxGridTableBase::GetColLabelValue( int col )
unsigned int i, n;
for ( n = 1; ; n++ )
{
s += ('A' + (char)( col%26 ));
s += (_T('A') + (wxChar)( col%26 ));
col = col/26 - 1;
if ( col < 0 ) break;
}
@@ -670,7 +672,7 @@ void wxGridTextCtrl::OnKeyDown( wxKeyEvent& event )
void wxGridTextCtrl::SetStartValue( const wxString& s )
{
startValue = s;
wxTextCtrl::SetValue( s.c_str() );
wxTextCtrl::SetValue(s);
}
@@ -1104,8 +1106,8 @@ void wxGrid::CalcDimensions()
//
int x, y;
GetViewStart( &x, &y );
SetScrollbars( 10, 10,
right/10, bottom/10,
SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE,
right/GRID_SCROLL_LINE, bottom/GRID_SCROLL_LINE,
x, y );
}
}
@@ -3354,6 +3356,11 @@ void wxGrid::MakeCellVisible( int row, int col )
h += m_rowHeights[i];
ypos -= m_rowHeights[i];
}
// we divide it later by GRID_SCROLL_LINE, make sure that we don't
// have rounding errors (this is important, because if we do, we
// might not scroll at all and some cells won't be redrawn)
ypos += GRID_SCROLL_LINE / 2;
}
if ( left < 0 )
@@ -3371,12 +3378,15 @@ void wxGrid::MakeCellVisible( int row, int col )
w += m_colWidths[i];
xpos -= m_colWidths[i];
}
// see comment for ypos above
xpos += GRID_SCROLL_LINE / 2;
}
if ( xpos != -1 || ypos != -1 )
{
if ( xpos != -1 ) xpos = xpos/10;
if ( ypos != -1 ) ypos = ypos/10;
if ( xpos != -1 ) xpos /= GRID_SCROLL_LINE;
if ( ypos != -1 ) ypos /= GRID_SCROLL_LINE;
Scroll( xpos, ypos );
AdjustScrollbars();
}