// v7.2 - update 04 - added as a pared down version of OnPaint to handle
// WM_PRINT message - called from WindowProc below. TD
void CUGCnrBtn::OnPrint(CDC *dc)
{
RECT rect;
GetClientRect(&rect);
CUGCellType * cellType;
CUGCell cell;
m_ctrl->GetCellIndirect(-1,-1,&cell);
//get the cell type to draw the cell
if(cell.IsPropertySet(UGCELL_CELLTYPE_SET))
cellType = m_ctrl->GetCellType(cell.GetCellType());
else
cellType = m_ctrl->GetCellType(-1);
CFont * pOldFont = NULL;
// get the default font if there is one
if( m_GI->m_defFont != NULL )
{
pOldFont = dc->SelectObject( ( CFont* )m_GI->m_defFont );
}
cellType->OnDraw(dc,&rect,-1,-1,&cell,0,0);
if( m_GI->m_defFont != NULL && pOldFont != NULL )
dc->SelectObject( pOldFont );
}
/************************************************
OnPaint
Paints the corner button object. The corner button object uses a CUGCell
located at position -1,-1 from the default datasource then uses the cell
type associated with this cell to draw itself with.
Params:
<none>
Return:
<none>
*************************************************/
void CUGCnrBtn::OnPaint()
{
if ( m_GI->m_paintMode == FALSE )
return;
CPaintDC dc(this); // device context for painting
m_ctrl->OnScreenDCSetup(&dc,NULL,UG_TOPHEADING);
RECT rect;
GetClientRect(&rect);
CUGCellType * cellType;
CUGCell cell;
m_ctrl->GetCellIndirect(-1,-1,&cell);
//get the cell type to draw the cell
if(cell.IsPropertySet(UGCELL_CELLTYPE_SET))
cellType = m_ctrl->GetCellType(cell.GetCellType());
else
cellType = m_ctrl->GetCellType(-1);
CFont * pOldFont = NULL;
// get the default font if there is one
if( m_GI->m_defFont != NULL )
{
pOldFont = dc.SelectObject( ( CFont* )m_GI->m_defFont );
}
cellType->OnDraw(&dc,&rect,-1,-1,&cell,0,0);
if( m_GI->m_defFont != NULL && pOldFont != NULL )
dc.SelectObject( pOldFont );
}
/***************************************************
DrawCellsIntern
function is the key to the fast redraw functionality in the Ultimate Grid.
This function is responsible for drawing cells within the grid area, it
makes sure that only the cells that are marked as invalid
(by calling CUGDrawHint::IsInvalid function) are redrawn.
Params:
dc - screen DC
db_dc - off-screen DC, used when double buffering is enabled.
Returns:
<none>
*****************************************************/
void CUGGrid::DrawCellsIntern(CDC *dc,CDC *db_dc)
{
RECT rect = {0,0,0,0};
RECT cellRect;
RECT tempRect;
CUGCell cell,tempCell;
CString string;
CSize size;
RECT focusRect = {-1,-1,-1,-1};
CUGCellType * cellType;
int rightBlank = -1;
int bottomBlank = -1;
int col,x;
long row,y;
int selectBlock;
int dcID;
CDC* origDC = dc;
//double buffering
if(m_doubleBufferMode)
{
origDC = dc;
dc = db_dc;
//get the default font to use
if(m_GI->m_defFont != NULL){
origDC->SelectObject(m_GI->m_defFont);
dc->SelectObject(m_GI->m_defFont);
}
}
else{
//get the default font to use
if(m_GI->m_defFont != NULL){
dc->SelectObject(m_GI->m_defFont);
}
}
m_ctrl->OnScreenDCSetup(origDC,db_dc,UG_GRID);
//set the right and bottom vars to point to
//the extremes, if the right or bottom is
//sooner then they will be updated in the
//main drawing loop
m_GI->m_rightCol = m_GI->m_numberCols;
m_GI->m_bottomRow = m_GI->m_numberRows;
//main draw loop, this loop goes through all visible
//cells and checks to see if they need redrawing
//if they do then the cell is retrieved and drawn
for(y = 0; y < m_GI->m_numberRows;y++)
{
//skip rows hidden under locked rows
if(y == m_GI->m_numLockRows)
y = m_GI->m_topRow;
row = y;
//calc the top bottom and right side of the rect
//for the current cell to be drawn
rect.top = rect.bottom;
if(m_GI->m_uniformRowHeightFlag)
rect.bottom += m_GI->m_defRowHeight;
else
rect.bottom += m_GI->m_rowHeights[row];
if(rect.top == rect.bottom)
continue;
rect.right = 0;
//check all visible cells in the current row to
//see if they need drawing
for(x = 0;x < m_GI->m_numberCols;x++){
//skip cols hidden under locked cols
if(x == m_GI->m_numLockCols)
x = m_GI->m_leftCol;
row = y;
col = x;
//calc the left and right side of the rect
rect.left = rect.right;
rect.right += m_GI->m_colInfo[col].width;
if(rect.left == rect.right)
continue;
//check to see if the cell need to be redrawn
if(m_drawHint.IsInvalid(col,row) != FALSE){
//copy the rect, then use the cellRect from here
//this is done since the cellRect may be modified
CopyRect(&cellRect,&rect);
//get the cell to draw
m_ctrl->GetCellIndirect(col,row,&cell);
//check to see if the cell is joined
if(cell.IsPropertySet(UGCELL_JOIN_SET)){
m_ctrl->GetCellRect(col,row,&cellRect);
m_ctrl->GetJoinStartCell(&col,&row,&cell);
if(m_drawHint.IsValid(col,row))
continue;
m_drawHint.SetAsValid(col,row);
}
//get the cell type to draw the cell
if(cell.IsPropertySet(UGCELL_CELLTYPE_SET)){
cellType = m_ctrl->GetCellType(cell.GetCellType());
}
else
{
cellType = m_ctrl->GetCellType(-1);
}
dcID = dc->SaveDC();
//draw the cell, check to see if it is 'current' and/or selected
CopyRect(&tempRect,&cellRect);
if(row == m_GI->m_currentRow && ( col == m_GI->m_currentCol || m_GI->m_highlightRowFlag))
cellType->OnDraw(dc,&cellRect,col,row,&cell,0,1);
else{
if(m_GI->m_multiSelect->IsSelected(col,row,&selectBlock))
cellType->OnDraw(dc,&cellRect,col,row,&cell,selectBlock+1,0);
else
cellType->OnDraw(dc,&cellRect,col,row,&cell,0,0);
}
CopyRect(&cellRect,&tempRect);
//draw a black line at the right edge of the locked columns
if(m_GI->m_numLockCols >0){
if(col == m_GI->m_leftCol){
dc->SelectObject(GetStockObject(BLACK_PEN));
dc->MoveTo(cellRect.left-1,cellRect.top);
dc->LineTo(cellRect.left-1,cellRect.bottom+1);
}
else if(col == m_GI->m_numLockCols-1){
dc->SelectObject(GetStockObject(BLACK_PEN));
dc->MoveTo(cellRect.right-1,cellRect.top);
dc->LineTo(cellRect.right-1,cellRect.bottom+1);
}
}
//draw a black line at the bottom of the locked rows
if(m_GI->m_numLockRows >0){
if(row == m_GI->m_topRow ){
dc->SelectObject(GetStockObject(BLACK_PEN));
dc->MoveTo(cellRect.left,cellRect.top-1);
dc->LineTo(cellRect.right+1,cellRect.top-1);
}
else if(row == m_GI->m_numLockRows-1){
dc->SelectObject(GetStockObject(BLACK_PEN));
dc->MoveTo(cellRect.left,cellRect.bottom-1);
dc->LineTo(cellRect.right+1,cellRect.bottom-1);
}
}
dc->RestoreDC(dcID);
}
//check to see if the focus rect should be drawn
//this function should be called all the time
//even if it is off screen
if(row == m_GI->m_currentRow && (col == m_GI->m_currentCol ||
m_GI->m_highlightRowFlag)){
CopyRect(&focusRect,&cellRect);
}
//check to see if the right side of the rect is past the edge
//of the grid drawing area, if so then break
if(rect.right > m_GI->m_gridWidth){
m_GI->m_rightCol = col;
break;
}
}
//check to see if there is blank space on the right side of the grid
//drawing area
if(rect.right < m_GI->m_gridWidth && m_GI->m_rightCol == m_GI->m_numberCols){
rightBlank = rect.right;
}
//check to see if the bottom of the rect is past the bottom of the
//grid drawing area, if so then break
if(rect.bottom > m_GI->m_gridHeight){
m_GI->m_bottomRow = row;
break;
}
//check for extra rows
if(y >= (m_GI->m_numberRows-1)){
long origNumRows = m_GI->m_numberRows;
long newRow = y+1;
m_ctrl->VerifyCurrentRow(&newRow);
if(m_GI->m_numberRows > origNumRows){
m_drawHint.AddHint(0,y+1,m_GI->m_numberCols-1,y+1);
}
}
}
//clear the draw hints
m_drawHint.ClearHints();
//check to see if there is blank space on the bottom of the grid
//drawing area
if(rect.bottom < m_GI->m_gridHeight && m_GI->m_bottomRow == m_GI->m_numberRows)
bottomBlank = rect.bottom;
//fill in the blank grid drawing areas
if(rightBlank >=0 || bottomBlank >=0){
CBrush brush(m_ctrl->OnGetDefBackColor(UG_GRID));
GetClientRect(&rect);
if(rightBlank >=0){
rect.left = rightBlank;
dc->FillRect(&rect,&brush);
}
if(bottomBlank >=0){
rect.left = 0;
rect.top = bottomBlank;
dc->FillRect(&rect,&brush);
}
}
//double buffering
if(m_doubleBufferMode){
dc = origDC;
dc->BitBlt(0,0,m_GI->m_gridWidth,m_GI->m_gridHeight,db_dc,0,0,SRCCOPY);
}
//draw the focus rect, if the flag was set above
if(!m_tempDisableFocusRect){
if((m_hasFocus || m_ctrl->m_findDialogRunning) && !m_ctrl->m_editInProgress)
{
if(m_GI->m_highlightRowFlag)
{
focusRect.left = 0;
if(rect.right < m_GI->m_gridWidth)
focusRect.right = rect.right;
else
{
if( m_GI->m_bExtend )
focusRect.right = m_GI->m_gridWidth;
else
{
int iStartCol = m_ctrl->GetLeftCol(), iEndCol = m_ctrl->GetNumberCols() - 1;
int iWidth = 0;
for( int iLoop = iStartCol ; iLoop <= iEndCol ; iLoop++ )
iWidth += m_ctrl->GetColWidth( iLoop );
focusRect.right = iWidth;
}
}
}
m_ctrl->OnDrawFocusRect(dc,&focusRect);
}
}
//reset temporary flags
m_tempDisableFocusRect = FALSE;
}
/***************************************************
DrawCellsIntern
function is the key to the fast redraw functionality in the Ultimate Grid.
This function is responsible for drawing cells within the grid area, it
makes sure that only the cells that are marked as invalid
(by calling CUGDrawHint::IsInvalid function) are redrawn.
Params:
dc - pointer DC to draw on
Returns:
<none>
*****************************************************/
void CUGTopHdg::DrawCellsIntern(CDC *dc)
{
CRect rect(0,0,0,0), cellRect;
CUGCell cell;
CUGCellType * cellType;
int dcID;
int xIndex,col;
long yIndex,row;
m_ctrl->OnScreenDCSetup(dc,NULL,UG_TOPHEADING);
//set the default font
if(m_GI->m_defFont != NULL)
dc->SelectObject((CFont *) m_GI->m_defFont);
int blankRight = 0;
for(yIndex = (m_GI->m_numberTopHdgRows * -1); yIndex < 0 ; yIndex++)
{
row = yIndex;
for(xIndex = 0;xIndex < m_GI->m_numberCols;xIndex++)
{
if(xIndex == m_GI->m_numLockCols)
xIndex = m_GI->m_leftCol;
col = xIndex;
row = yIndex;
//draw if invalid
if(m_drawHint.IsInvalid(col,row) != FALSE)
{
GetCellRect(col,row,&rect);
CopyRect(&cellRect,&rect);
m_ctrl->GetCellIndirect(col,row,&cell);
if(cell.IsPropertySet(UGCELL_JOIN_SET))
{
GetCellRect(col,row,&cellRect);
m_ctrl->GetJoinStartCell(&col,&row,&cell);
if(m_drawHint.IsValid(col,row))
continue;
m_drawHint.SetAsValid(col,row);
}
if(cellRect.left < cellRect.right)
{
cellType = m_ctrl->GetCellType(cell.GetCellType());
dcID = dc->SaveDC();
if(m_swapEndCol >=0 && col == m_swapStartCol)
cellType->OnDraw(dc,&cellRect,col,row,&cell,1,0);
else
cellType->OnDraw(dc,&cellRect,col,row,&cell,0,0);
dc->RestoreDC(dcID);
}
}
if(rect.right > m_GI->m_gridWidth)
break;
}
if(blankRight < rect.right)
blankRight = rect.right;
}
if(blankRight < m_GI->m_gridWidth)
{
rect.top = 0;
rect.bottom = m_GI->m_topHdgHeight;
rect.left = blankRight;
rect.right = m_GI->m_gridWidth;
// fill-in the area that is not covered by cells
CBrush brush( m_ctrl->OnGetDefBackColor( UG_TOPHEADING ));
dc->FillRect( rect, &brush );
}
}