/// <summary>
/// Initializes a new instance of the VGScrollImage class.
/// Clone Constructor. Creates new <see cref="VGImage"/> that is
/// identical to the given <see cref="VGImage"/>.
/// </summary>
/// <param name="cloneImage"><see cref="VGImage"/> to clone</param>
private VGScrollImage(VGScrollImage cloneImage)
: base(
cloneImage.ShapeDrawAction,
cloneImage.Pen,
cloneImage.Brush,
cloneImage.Font,
cloneImage.FontColor,
cloneImage.Filename,
cloneImage.Filepath,
cloneImage.Layout,
cloneImage.Alpha,
cloneImage.Canvas,
cloneImage.StyleGroup,
cloneImage.Name,
cloneImage.ElementGroup,
false)
{
}
/// <summary>
/// The web browser_ navigating lock.
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The e.
/// </param>
private void WebBrowserNavigatingLock(object sender, WebBrowserNavigatingEventArgs e)
{
try
{
// Get WebBrowser object
var browser = sender as WebBrowser;
// Check if website has frames which leads to multiple
// calls to navigated for each frame
if (this.isWebbrowserClicked)
{
// Reset flag to avoid multiple trial notifications on frame loading
this.isWebbrowserClicked = false;
// Disable navigation, if max browse depth is reached
this.numberOfTimesNavigated++;
if (this.numberOfTimesNavigated >= this.maxBrowseDepth)
{
if (browser != null)
{
browser.AllowNavigation = false;
}
}
// Get slideshow
var documentsSlideshow = Document.ActiveDocument.ExperimentSettings.SlideShow;
// Make screenshot of newly navigated web page in
// separate thread, if it is not already there.
var screenshotFilename = BrowserDialog.GetFilenameFromUrl(e.Url);
// WebsiteScreenshot.Instance.ScreenshotFilename = screenshotFilename;
if (!this.currentBrowserTreeNode.UrlToID.ContainsKey(screenshotFilename))
{
// This webpage has never been visited before, so get a new id
// and create slide and slideshownode for the slideshow
var newTrialId = Convert.ToInt32(documentsSlideshow.GetUnusedNodeID());
this.currentBrowserTreeNode.UrlToID.Add(screenshotFilename, newTrialId);
// Create new trial
var newName = Path.GetFileNameWithoutExtension(screenshotFilename);
var newWebpageTrial = new Trial(newName, newTrialId);
// Create VGScrollImageSlide
var newWebpageSlide = (Slide)this.shownSlideContainer.Slide.Clone();
newWebpageSlide.Modified = true;
if (!newWebpageSlide.IsThumbNull)
{
newWebpageSlide.Thumb.Dispose();
newWebpageSlide.Thumb = null;
}
newWebpageSlide.Name = newName;
newWebpageSlide.ActiveXStimuli.Clear();
newWebpageSlide.VGStimuli.Clear();
var baseUrlScreenshot = new VGScrollImage(
ShapeDrawAction.None,
Pens.Transparent,
Brushes.Black,
SystemFonts.DefaultFont,
Color.Black,
Path.GetFileName(screenshotFilename),
Document.ActiveDocument.ExperimentSettings.SlideResourcesPath,
ImageLayout.None,
1f,
Document.ActiveDocument.PresentationSize,
VGStyleGroup.None,
newWebpageSlide.Name,
string.Empty);
newWebpageSlide.VGStimuli.Add(baseUrlScreenshot);
// Finish creating new trial
newWebpageTrial.Add(newWebpageSlide);
// Update trial lists with new trial
TrialsIncludingNavigatedWebpages.Add(newWebpageTrial);
// Now update slideshow with new trial
// Create node
var slideNode = new SlideshowTreeNode(newName);
slideNode.Name = newTrialId.ToString(CultureInfo.InvariantCulture);
slideNode.Slide = newWebpageSlide;
// Add node to slideshow at browser tree node subgroup
this.currentBrowserTreeNode.Nodes.Add(slideNode);
documentsSlideshow.IsModified = true;
Document.ActiveDocument.Modified = true;
}
if (this.getTimeMethod != null)
{
this.getTimeMethod();
}
// Get the corrent trial ID
// use the existing, if we have already a screenshot of this url
var trialID = this.currentBrowserTreeNode.UrlToID[screenshotFilename];
var trialIndex = TrialsIncludingNavigatedWebpages.GetIndexOfTrialByID(trialID);
var trial = TrialsIncludingNavigatedWebpages[trialIndex];
// Reset slide counter
// but do not increase trial counter, otherwise
// we would have wrong counting in CheckForSlideChange
// instead note the trials added
this.slideCounter = 0;
this.trialsAdded++;
// Send counter changed event to increase trial sequence
// and update recorders control view
this.OnCounterChanged(new CounterChangedEventArgs(trialID, this.slideCounter));
var webcamTime = this.userCamera != null ? this.userCamera.GetCurrentTime() : -1;
var navigatedCondition = new NavigatedStopCondition(e.Url);
this.OnTrialChanged(
new TrialChangedEventArgs(
this.shownSlideContainer.Trial,
trial,
navigatedCondition,
"Webpage",
this.trialCounter + this.trialsAdded,
webcamTime));
// Update shown slide container
this.shownSlideContainer.Trial = trial;
this.shownSlideContainer.Slide = trial[0];
var fullFile = Path.Combine(Document.ActiveDocument.ExperimentSettings.SlideResourcesPath, screenshotFilename);
if (!File.Exists(fullFile))
{
// Create screenshot on Document completed event using
// the filename stated above
var navigateThread = new Thread(this.NavigateMirror);
navigateThread.SetApartmentState(ApartmentState.STA);
var parameters = new object[2];
parameters[0] = e;
parameters[1] = fullFile;
navigateThread.Start(parameters);
}
}
}
catch (Exception ex)
{
ExceptionMethods.HandleException(ex);
}
}
/// <summary>
/// Initializes a new instance of the VGScrollImage class.
/// Clone Constructor. Creates new <see cref="VGImage"/> that is
/// identical to the given <see cref="VGImage"/>.
/// </summary>
/// <param name="cloneImage"><see cref="VGImage"/> to clone</param>
private VGScrollImage(VGScrollImage cloneImage)
: base(
cloneImage.ShapeDrawAction,
cloneImage.Pen,
cloneImage.Brush,
cloneImage.Font,
cloneImage.FontColor,
cloneImage.Filename,
cloneImage.Filepath,
cloneImage.Layout,
cloneImage.Alpha,
cloneImage.Canvas,
cloneImage.StyleGroup,
cloneImage.Name,
cloneImage.ElementGroup,
false)
{
}
/// <summary>
/// Creates a new <see cref="Slide"/> with the
/// properties defined on this dialog and creates a thumb for it.
/// </summary>
/// <returns>The new <see cref="Slide"/> to be added to the slideshow.</returns>
private BrowserTreeNode GetBrowserSlide()
{
if (this.browserTreeNode == null)
{
this.browserTreeNode = new BrowserTreeNode();
}
// Store category and name.
this.browserTreeNode.Category = this.cbbCategory.Text;
this.browserTreeNode.Text = this.txbName.Text;
this.browserTreeNode.OriginURL = this.txbURL.Text;
this.browserTreeNode.BrowseDepth = (int)this.nudBrowseDepth.Value;
// Add standard stop condition if none is specified.
if (this.lsbStopConditions.Items.Count == 0)
{
this.lsbStopConditions.Items.Add(new TimeStopCondition(SlideDesignModule.SLIDEDURATIONINS * 1000));
}
Slide baseURLSlide = new Slide();
baseURLSlide.Category = this.cbbCategory.Text;
baseURLSlide.Modified = true;
baseURLSlide.Name = this.txbName.Text;
baseURLSlide.PresentationSize = Document.ActiveDocument.PresentationSize;
baseURLSlide.MouseCursorVisible = true;
// Store Stop conditions
foreach (StopCondition cond in this.lsbStopConditions.Items)
{
baseURLSlide.StopConditions.Add(cond);
}
Bitmap screenshot = WebsiteThumbnailGenerator.GetWebSiteScreenshot(
this.txbURL.Text,
Document.ActiveDocument.PresentationSize);
string screenshotFilename = GetFilenameFromUrl(new Uri(this.txbURL.Text));
var filename = Path.Combine(Document.ActiveDocument.ExperimentSettings.SlideResourcesPath, screenshotFilename);
screenshot.Save(filename, System.Drawing.Imaging.ImageFormat.Png);
VGScrollImage baseURLScreenshot = new VGScrollImage(
ShapeDrawAction.None,
Pens.Transparent,
Brushes.Black,
SystemFonts.DefaultFont,
Color.Black,
Path.GetFileName(screenshotFilename),
Document.ActiveDocument.ExperimentSettings.SlideResourcesPath,
ImageLayout.None,
1f,
Document.ActiveDocument.PresentationSize,
VGStyleGroup.None,
baseURLSlide.Name,
string.Empty);
baseURLSlide.VGStimuli.Add(baseURLScreenshot);
this.browserTreeNode.Slide = baseURLSlide;
// HtmlElementCollection es = webBrowser1.Document.GetElementsByTagName("a");
// if (es != null && es.Count != 0)
// {
// HtmlElement ele = es[0];
// //This line is optional, it only visually scolls the first link element into view
// ele.ScrollIntoView(true);
// ele.Focus();
// SendKeys.Send("{ENTER}");
// }
return this.browserTreeNode;
}
