- int sx, sy;
- int x, y;
- wxHtmlLinkInfo *lnk;
-
- ViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
- wxGetMousePosition(&x, &y);
- ScreenToClient(&x, &y);
- lnk = m_Cell->GetLink(sx + x, sy + y);
-
- if (lnk != m_tmpLastLink)
- {
- if (lnk == NULL)
- {
- SetCursor(*s_cur_arrow);
- if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar);
+#ifdef DEBUG_HTML_SELECTION
+ Refresh();
+#endif
+ int xc, yc, x, y;
+ wxGetMousePosition(&xc, &yc);
+ ScreenToClient(&xc, &yc);
+ CalcUnscrolledPosition(xc, yc, &x, &y);
+
+ wxHtmlCell *cell = m_Cell->FindCellByPos(x, y);
+
+ // handle selection update:
+ if ( m_makingSelection )
+ {
+ if ( !m_tmpSelFromCell )
+ m_tmpSelFromCell = m_Cell->FindCellByPos(
+ m_tmpSelFromPos.x,m_tmpSelFromPos.y);
+
+ // NB: a trick - we adjust selFromPos to be upper left or bottom
+ // right corner of the first cell of the selection depending
+ // on whether the mouse is moving to the right or to the left.
+ // This gives us more "natural" behaviour when selecting
+ // a line (specifically, first cell of the next line is not
+ // included if you drag selection from left to right over
+ // entire line):
+ wxPoint dirFromPos;
+ if ( !m_tmpSelFromCell )
+ {
+ dirFromPos = m_tmpSelFromPos;
+ }
+ else
+ {
+ dirFromPos = m_tmpSelFromCell->GetAbsPos();
+ if ( x < m_tmpSelFromPos.x )
+ {
+ dirFromPos.x += m_tmpSelFromCell->GetWidth();
+ dirFromPos.y += m_tmpSelFromCell->GetHeight();
+ }
+ }
+ bool goingDown = dirFromPos.y < y ||
+ (dirFromPos.y == y && dirFromPos.x < x);
+
+ // determine selection span:
+ if ( /*still*/ !m_tmpSelFromCell )
+ {
+ if (goingDown)
+ {
+ m_tmpSelFromCell = m_Cell->FindCellByPos(
+ m_tmpSelFromPos.x,m_tmpSelFromPos.y,
+ wxHTML_FIND_NEAREST_AFTER);
+ if (!m_tmpSelFromCell)
+ m_tmpSelFromCell = m_Cell->GetFirstTerminal();
+ }
+ else
+ {
+ m_tmpSelFromCell = m_Cell->FindCellByPos(
+ m_tmpSelFromPos.x,m_tmpSelFromPos.y,
+ wxHTML_FIND_NEAREST_BEFORE);
+ if (!m_tmpSelFromCell)
+ m_tmpSelFromCell = m_Cell->GetLastTerminal();
+ }
+ }
+
+ wxHtmlCell *selcell = cell;
+ if (!selcell)
+ {
+ if (goingDown)
+ {
+ selcell = m_Cell->FindCellByPos(x, y,
+ wxHTML_FIND_NEAREST_BEFORE);
+ if (!selcell)
+ selcell = m_Cell->GetLastTerminal();
+ }
+ else
+ {
+ selcell = m_Cell->FindCellByPos(x, y,
+ wxHTML_FIND_NEAREST_AFTER);
+ if (!selcell)
+ selcell = m_Cell->GetFirstTerminal();
+ }