public void FindNext()
{
if (_Viewer == null)
{
throw new ApplicationException("Viewer property must be set prior to issuing FindNext.");
}
if (tbFind.Text.Length == 0) // must have something to find
{
return;
}
RdlViewerFinds findOptions =
ckMatchCase.Checked ?
RdlViewerFinds.MatchCase :
RdlViewerFinds.None;
bool begin = position == null;
position = _Viewer.Find(tbFind.Text, position, findOptions);
if (position == null)
{
if (!begin) // if we didn't start from beginning already; try from beginning
{
position = _Viewer.Find(tbFind.Text, position, findOptions);
}
lStatus.Text = position == null ?
"Phrase not found" : "Reached end of report, continued from top";
_Viewer.HighlightPageItem = position;
if (position != null)
{
_Viewer.ScrollToPageItem(position);
}
}
else
{
lStatus.Text = "";
_Viewer.HighlightPageItem = position;
_Viewer.ScrollToPageItem(position);
}
}
public void FindNext()
{
if (_Viewer == null)
{
throw new ApplicationException(Strings.RdlViewerFind_ErrorA_PropertyMustSetPriorFindNext);
}
if (tbFind.Text.Length == 0) // must have something to find
{
return;
}
RdlViewerFinds findOptions =
ckMatchCase.Checked ?
RdlViewerFinds.MatchCase :
RdlViewerFinds.None;
bool begin = position == null;
position = _Viewer.Find(tbFind.Text, position, findOptions);
if (position == null)
{
if (!begin) // if we didn't start from beginning already; try from beginning
{
position = _Viewer.Find(tbFind.Text, position, findOptions);
}
lStatus.Text = position == null ?
Strings.RdlViewerFind_FindNext_Phrase_not_found : Strings.RdlViewerFind_FindNext_Reached_end_of_report;
_Viewer.HighlightPageItem = position;
if (position != null)
{
_Viewer.ScrollToPageItem(position);
}
}
else
{
lStatus.Text = "";
_Viewer.HighlightPageItem = position;
_Viewer.ScrollToPageItem(position);
}
}
/// <summary>
/// Find locates the next string after the passed location. Use ScrollToPageItem to then
/// reposition the Viewer on that item
/// </summary>
/// <param name="search">Text to search for</param>
/// <param name="position">PageItem after which to start search. null starts at beginning</param>
/// <param name="options">Multiple options can be or'ed together.</param>
/// <returns>null if not found</returns>
public PageItem Find(string search, PageItem position, RdlViewerFinds options)
{
LoadPageIfNeeded();
if (_pgs == null || _pgs.Count == 0) // no report nothing to find
return null;
// initialize the loop direction and starting point
int increment;
int sPage;
int sItem;
if (((options & RdlViewerFinds.Backward) == RdlViewerFinds.Backward))
{ // set to backward direction
increment = -1; // go backwards
sPage = _pgs.PageCount - 1; // start at last page
sItem = _pgs[sPage].Count - 1; // start at bottom of last page
}
else
{ // set to forward direction
increment = 1;
sPage = 0;
sItem = 0;
}
bool bFirst = true;
if (position != null)
{
sPage = position.Page.PageNumber - 1; // start on same page as current
sItem = position.ItemNumber + increment; // but on the item after/before the current one
}
if (!((options & RdlViewerFinds.MatchCase) == RdlViewerFinds.MatchCase))
search = search.ToLower(); // should use Culture!!! todo
PageItem found = null;
for (int pi = sPage; pi < _pgs.Count && found == null && pi >= 0; pi = pi + increment)
{
Page p = _pgs[pi];
if (bFirst) // The first time sItem is already set
bFirst = false;
else
{
if (increment < 0) // we're going backwards?
sItem = p.Count - 1; // yes, start at bottom of page
else
sItem = 0; // no, start at top of page
}
for (int pii = sItem; pii < p.Count && found == null && pii >= 0; pii = pii + increment)
{
PageText pt = p[pii] as PageText;
if (pt == null)
continue;
if ((options & RdlViewerFinds.MatchCase) == RdlViewerFinds.MatchCase)
{
if (pt.Text.Contains(search))
found = pt;
}
else
{
if (pt.Text.ToLower().Contains(search))
found = pt;
}
}
}
return found;
}
