private void btnOpen_Click(object sender, EventArgs e)
{
bool timerStarted = timer1.Enabled;
timer1.Stop();
uint oldDocId = 0;
if (pdfCtl.HasDoc)
{
oldDocId = pdfCtl.Doc.ID;
}
pdfCtl.OpenDocWithDlg();
uint newDocId = 0;
if (pdfCtl.HasDoc)
{
newDocId = pdfCtl.Doc.ID;
}
if (wordsRanges == null)
{
PDFXEdit.IAUX_Inst auxInst = (PDFXEdit.IAUX_Inst)pdfCtl.Inst.GetExtension("AUX");
wordsRanges = auxInst.CreateNumArray();
wordRange = auxInst.CreateNumArray();
}
if (newDocId != oldDocId) // new document opened
{
// restart
endReached = false;
curPage = -1;
curWord = -1;
docHighlighter = null;
pageSolidHighlight = null;
dhp.Stop(false);
}
if (pdfCtl.HasDoc)
{
if (timerStarted)
{
timer1.Start();
}
}
UpdateStartBtn();
}
private void Form1_FormClosed(object sender, FormClosedEventArgs e)
{
/////////////////////////////////////////////////////////////////////////////////////
// Forced release of all COM-objects that may still captured by Garbage Collector. //
// It is critical to release them before destroying of pdfCtl! //
/////////////////////////////////////////////////////////////////////////////////////
wordsRanges = null;
docHighlighter = null;
brush = null;
pen = null;
dhp.Stop(true);
dhp = null;
mh = null;
GC.Collect();
GC.WaitForPendingFinalizers();
}
