table_cell_t*
table_get_cell(table_t* table, WORD col, WORD row)
{
TABLE_TRACE("table_get_cell(%p, %hd, %hd)", table, col, row);
if(MC_ERR(col >= table->col_count && col != MC_TABLE_HEADER)) {
MC_TRACE("table_get_cell: Column ID %hd does not exist", col);
SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
if(MC_ERR(row >= table->row_count && row != MC_TABLE_HEADER)) {
MC_TRACE("table_get_cell: Row ID %hd does not exist", row);
SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
if(MC_ERR(col == MC_TABLE_HEADER && row == MC_TABLE_HEADER)) {
MC_TRACE("table_get_cell: The \"dead\" cell requested.");
SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
if(col == MC_TABLE_HEADER)
return &table->rows[row];
else if(row == MC_TABLE_HEADER)
return &table->cols[col];
else
return table_cell(table, col, row);
}
void litehtml::table_grid::add_cell( element* el )
{
table_cell cell;
cell.el = el;
cell.colspan = t_atoi(el->get_attr(_t("colspan"), _t("1")));
cell.rowspan = t_atoi(el->get_attr(_t("rowspan"), _t("1")));
cell.borders = el->get_borders();
while( is_rowspanned( (int) m_cells.size() - 1, (int) m_cells.back().size() ) )
{
m_cells.back().push_back(table_cell());
}
m_cells.back().push_back(cell);
for(int i = 1; i < cell.colspan; i++)
{
table_cell empty_cell;
m_cells.back().push_back(empty_cell);
}
}
static void
grid_paint(void* control, HDC dc, RECT* dirty, BOOL erase)
{
grid_t* grid = (grid_t*) control;
RECT client;
RECT rect;
int header_w, header_h;
int old_dc_state;
int col0, row0;
int x0, y0;
int col, row;
int col_count = grid->col_count;
int row_count = grid->row_count;
table_t* table = grid->table;
table_cell_t* cell;
GRID_TRACE("grid_paint(%p, %d, %d, %d, %d)", grid,
dirty->left, dirty->top, dirty->right, dirty->bottom);
if(table == NULL && !(grid->style & MC_GS_OWNERDATA))
return;
old_dc_state = SaveDC(dc);
GetClientRect(grid->win, &client);
header_w = grid_header_width(grid);
header_h = grid_header_height(grid);
if(grid->font != NULL)
SelectObject(dc, grid->font);
SetBkMode(dc, TRANSPARENT);
SetTextColor(dc, RGB(0,0,0));
SelectObject(dc, GetStockObject(BLACK_PEN));
/* Find 1st visible column */
rect.left = header_w - grid->scroll_x;
for(col = 0; col < col_count; col++) {
rect.right = rect.left + grid_col_width(grid, col);
if(rect.right > header_w) {
col0 = col;
x0 = rect.left;
break;
}
rect.left = rect.right;
}
/* Find 1st visible row */
rect.top = header_h - grid->scroll_y;
for(row = 0; row < row_count; row++) {
rect.bottom = rect.top + grid_row_height(grid, row);
if(rect.bottom > header_h) {
row0 = row;
y0 = rect.top;
break;
}
rect.top = rect.bottom;
}
/* If needed, send MC_GN_ODCACHEHINT */
if(grid->style & MC_GS_OWNERDATA) {
WORD col1, row1;
rect.right = x0;
for(col1 = col0; col1+1 < grid->col_count; col1++) {
rect.right += grid_col_width(grid, col1);
if(rect.right >= client.right)
break;
}
rect.bottom = y0;
for(row1 = row0; row1+1 < grid->row_count; row1++) {
rect.bottom += grid_row_height(grid, row1);
if(rect.bottom >= client.bottom)
break;
}
if(col0 != grid->cache_hint[0] || row0 != grid->cache_hint[1] ||
col1 != grid->cache_hint[2] || row1 != grid->cache_hint[3]) {
MC_NMGCACHEHINT hint;
hint.hdr.hwndFrom = grid->win;
hint.hdr.idFrom = GetWindowLong(grid->win, GWL_ID);
hint.hdr.code = MC_GN_ODCACHEHINT;
hint.wColumnFrom = col0;
hint.wRowFrom = row0;
hint.wColumnTo = col1;
hint.wRowTo = row1;
GRID_TRACE("grid_paint: Sending MC_GN_ODCACHEHINT (%hu, %hu, %hu, %hu)",
col0, row0, col1, row1);
MC_SEND(grid->notify_win, WM_NOTIFY, hint.hdr.idFrom, &hint);
grid->cache_hint[0] = col0;
grid->cache_hint[1] = row0;
grid->cache_hint[2] = col1;
grid->cache_hint[3] = row1;
}
}
/* Paint the "dead" top left header cell */
if(header_w > 0 && header_h > 0 &&
dirty->left < header_w && dirty->top < header_h)
{
mc_rect_set(&rect, 0, 0, grid->header_width, grid->header_height);
mc_clip_set(dc, 0, 0, MC_MIN(header_w, client.right), MC_MIN(header_h, client.bottom));
grid_paint_header_cell(grid, MC_TABLE_HEADER, MC_TABLE_HEADER, NULL, dc, &rect, -1, 0);
}
/* Paint column headers */
if(header_h > 0 && dirty->top < header_h) {
rect.left = x0;
rect.top = 0;
rect.bottom = header_h;
for(col = col0; col < col_count; col++) {
rect.right = rect.left + grid_col_width(grid, col);
mc_clip_set(dc, MC_MAX(header_w, rect.left), rect.top,
MC_MIN(rect.right, client.right), MC_MIN(rect.bottom, client.bottom));
grid_paint_header_cell(grid, col, MC_TABLE_HEADER, (table ? &table->cols[col] : NULL),
dc, &rect, col, (grid->style & MC_GS_COLUMNHEADERMASK));
rect.left = rect.right;
if(rect.right >= client.right)
break;
}
}
/* Paint row headers */
if(header_w > 0 && dirty->left <= header_w) {
rect.left = 0;
rect.top = y0;
rect.right = header_w;
for(row = row0; row < row_count; row++) {
rect.bottom = rect.top + grid_row_height(grid, row);
mc_clip_set(dc, rect.left, MC_MAX(header_h, rect.top),
MC_MIN(rect.right, client.right), MC_MIN(rect.bottom, client.bottom));
grid_paint_header_cell(grid, MC_TABLE_HEADER, row, (table ? &table->rows[row] : NULL),
dc, &rect, row, (grid->style & MC_GS_ROWHEADERMASK));
rect.top = rect.bottom;
if(rect.bottom >= client.bottom)
break;
}
}
/* Paint grid lines */
if(!(grid->style & MC_GS_NOGRIDLINES)) {
HPEN pen, old_pen;
int x, y;
mc_clip_set(dc, header_w, header_h, client.right, client.bottom);
pen = CreatePen(PS_SOLID, 0, mcGetThemeSysColor(grid->theme_listview, COLOR_3DFACE));
old_pen = SelectObject(dc, pen);
x = x0;
y = header_h + grid->scroll_y_max - grid->scroll_y;
for(col = col0; col < col_count; col++) {
x += grid_col_width(grid, col);
MoveToEx(dc, x-1, header_h, NULL);
LineTo(dc, x-1, y);
if(x >= client.right)
break;
}
x = header_w + grid->scroll_x_max - grid->scroll_x;
y = y0;
for(row = 0; row < row_count; row++) {
y += grid_row_height(grid, row);
MoveToEx(dc, header_w, y-1, NULL);
LineTo(dc, x, y-1);
if(y >= client.bottom)
break;
}
SelectObject(dc, old_pen);
DeleteObject(pen);
}
/* Paint grid cells */
rect.top = y0;
for(row = row0; row < row_count; row++) {
rect.bottom = rect.top + grid_row_height(grid, row);
rect.left = x0;
for(col = col0; col < col_count; col++) {
if(table != NULL)
cell = table_cell(table, col, row);
else
cell = NULL;
rect.right = rect.left + grid_col_width(grid, col);
grid_paint_cell(grid, col, row, cell, dc, &rect);
if(rect.right >= client.right)
break;
rect.left = rect.right;
}
if(rect.bottom >= client.bottom)
break;
rect.top = rect.bottom;
}
RestoreDC(dc, old_dc_state);
}