/// <summary>
/// Add user interface event handler callbacks for (possibly invisible) controls
/// </summary>
private void SetUserInterfaceCallbacks()
{
// Add data entry callbacks to all editable controls. When the user changes an image's attribute using a particular control,
// the callback updates the matching field for that image in the database.
DataEntryNote date = null;
DataEntryDateTime dateTime = null;
DataEntryNote time = null;
foreach (KeyValuePair <string, DataEntryControl> pair in this.DataEntryControls.ControlsByDataLabel)
{
string controlType = this.DataHandler.FileDatabase.FileTableColumnsByDataLabel[pair.Key].ControlType;
switch (controlType)
{
case Constant.Control.Counter:
DataEntryCounter counter = (DataEntryCounter)pair.Value;
counter.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
counter.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
counter.Container.MouseEnter += this.CounterControl_MouseEnter;
counter.Container.MouseLeave += this.CounterControl_MouseLeave;
counter.LabelControl.Click += this.CounterControl_Click;
break;
case Constant.Control.Flag:
case Constant.DatabaseColumn.DeleteFlag:
DataEntryFlag flag = (DataEntryFlag)pair.Value;
flag.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
flag.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
break;
case Constant.Control.FixedChoice:
case Constant.DatabaseColumn.ImageQuality:
DataEntryChoice choice = (DataEntryChoice)pair.Value;
choice.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
choice.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
break;
case Constant.Control.Note:
case Constant.DatabaseColumn.Date:
case Constant.DatabaseColumn.File:
case Constant.DatabaseColumn.Folder:
case Constant.DatabaseColumn.RelativePath:
case Constant.DatabaseColumn.Time:
DataEntryNote note = (DataEntryNote)pair.Value;
note.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
note.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
if (controlType == Constant.DatabaseColumn.Date)
{
date = note;
}
if (controlType == Constant.DatabaseColumn.Time)
{
time = note;
}
break;
case Constant.DatabaseColumn.DateTime:
dateTime = (DataEntryDateTime)pair.Value;
dateTime.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
dateTime.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
break;
case Constant.DatabaseColumn.UtcOffset:
DataEntryUtcOffset utcOffset = (DataEntryUtcOffset)pair.Value;
utcOffset.ContentControl.PreviewMouseDown += this.ContentControl_MouseDown;
utcOffset.ContentControl.PreviewKeyDown += this.ContentCtl_PreviewKeyDown;
break;
default:
TracePrint.PrintMessage(String.Format("Unhandled control type '{0}' in SetUserInterfaceCallbacks.", controlType));
break;
}
}
// if needed, link date and time controls to datetime control
if (dateTime != null && date != null)
{
dateTime.DateControl = date;
}
if (dateTime != null && time != null)
{
dateTime.TimeControl = time;
}
}
public void CreateControls(FileDatabase database, DataEntryHandler dataEntryPropagator)
{
// Depending on how the user interacts with the file import process image set loading can be aborted after controls are generated and then
// another image set loaded. Any existing controls therefore need to be cleared.
this.ControlGrid.Children.Clear();
this.Controls.Clear();
this.ControlsByDataLabel.Clear();
DataEntryDateTime dateTimeControl = null;
DataEntryUtcOffset utcOffsetControl = null;
List<DataEntryControl> visibleControls = new List<DataEntryControl>();
foreach (ControlRow control in database.Controls)
{
// no point in generating a control if it doesn't render in the UX
if (control.Visible == false)
{
continue;
}
if (control.Type == Constant.DatabaseColumn.DateTime)
{
dateTimeControl = new DataEntryDateTime(control, this);
visibleControls.Add(dateTimeControl);
}
else if (control.Type == Constant.DatabaseColumn.File ||
control.Type == Constant.DatabaseColumn.RelativePath ||
control.Type == Constant.Control.Note)
{
// standard controls rendering as notes aren't editable by the user
List<string> autocompletions = null;
bool readOnly = control.Type != Constant.Control.Note;
if (readOnly == false)
{
autocompletions = new List<string>(database.GetDistinctValuesInFileDataColumn(control.DataLabel));
}
DataEntryNote noteControl = new DataEntryNote(control, autocompletions, this);
noteControl.ContentReadOnly = readOnly;
visibleControls.Add(noteControl);
}
else if (control.Type == Constant.Control.Flag || control.Type == Constant.DatabaseColumn.DeleteFlag)
{
DataEntryFlag flagControl = new DataEntryFlag(control, this);
visibleControls.Add(flagControl);
}
else if (control.Type == Constant.Control.Counter)
{
DataEntryCounter counterControl = new DataEntryCounter(control, this);
visibleControls.Add(counterControl);
}
else if (control.Type == Constant.Control.FixedChoice || control.Type == Constant.DatabaseColumn.ImageQuality)
{
DataEntryChoice choiceControl = new DataEntryChoice(control, this);
visibleControls.Add(choiceControl);
}
else if (control.Type == Constant.DatabaseColumn.UtcOffset)
{
utcOffsetControl = new DataEntryUtcOffset(control, this);
visibleControls.Add(utcOffsetControl);
}
else
{
Debug.Fail(String.Format("Unhandled control type {0}.", control.Type));
continue;
}
}
if ((dateTimeControl != null) && (utcOffsetControl != null))
{
dateTimeControl.ShowUtcOffset();
visibleControls.Remove(utcOffsetControl);
}
foreach (DataEntryControl control in visibleControls)
{
this.ControlGrid.Children.Add(control.Container);
this.Controls.Add(control);
this.ControlsByDataLabel.Add(control.DataLabel, control);
}
dataEntryPropagator.SetDataEntryCallbacks(this.ControlsByDataLabel);
}
// Show the image / video file for the specified row, but only if its different from what is currently being displayed.
private void FileShow(int fileIndex, bool isInSliderNavigation, bool forceUpdate)
{
// If there is no image set open, or if there is no image to show, then show an image indicating the empty image set.
if (this.IsFileDatabaseAvailable() == false || this.DataHandler.FileDatabase.CountAllCurrentlySelectedFiles < 1)
{
this.MarkableCanvas.SetNewImage(Constant.ImageValues.NoFilesAvailable.Value, null);
this.markersOnCurrentFile = null;
this.MarkableCanvas_UpdateMarkers();
this.MarkableCanvas.SwitchToImageView();
// We could invalidate the cache here, but it will be reset anyways when images are loaded.
if (this.DataHandler != null)
{
this.DataHandler.IsProgrammaticControlUpdate = false;
}
// We also need to do a bit of cleanup of UI elements that make no sense when there are no images to show.
this.QuickPasteWindowHide();
return;
}
// If we are already showing the desired file, and if we are not forcing an update,
// then abort as there is no need to redisplay the image.
if (this.DataHandler.ImageCache.CurrentRow == fileIndex && forceUpdate == false)
{
return;
}
this.DataEntryControls.AutocompletionUpdateWithCurrentRowValues();
// for the bitmap caching logic below to work this should be the only place where code in TimelapseWindow moves the image enumerator
if (this.DataHandler.ImageCache.TryMoveToFile(fileIndex, forceUpdate, out bool newFileToDisplay) == false)
{
if (this.DataHandler != null)
{
this.DataHandler.IsProgrammaticControlUpdate = false;
}
// We used to throw a new exception, but lets see what happens if we just return instead.
// i.e., lets just abort.
// throw new Exception(String.Format("in FileShow: possible problem with fileIndex value is {0}, where its not a valid row index in the image table.", fileIndex));
System.Diagnostics.Debug.Print(String.Format("in FileShow: possible problem with fileIndex (value is {0}, where its not a valid row index in the image table.", fileIndex));
return;
}
// Reset the ThumbnailGrid to the current image
// SAULXX: COULD SET FOLDER PATH AND FILEDATABASE ON LOAD, BUT MAY BE BETTER TO JUST KEEP ON DOING IT HERE
// SAULXX: Note that this used to be before the above if statement. Not sure if it would be a problem having it here (in case of failur)
this.MarkableCanvas.ThumbnailGrid.FolderPath = this.FolderPath;
this.MarkableCanvas.ThumbnailGrid.FileTableStartIndex = fileIndex;
this.MarkableCanvas.ThumbnailGrid.FileTable = this.DataHandler.FileDatabase.FileTable;
// Update each control with the data for the now current image
// This is always done as it's assumed either the image changed or that a control refresh is required due to database changes
// the call to TryMoveToImage() above refreshes the data stored under this.dataHandler.ImageCache.Current.
this.DataHandler.IsProgrammaticControlUpdate = true;
foreach (KeyValuePair <string, DataEntryControl> control in this.DataEntryControls.ControlsByDataLabel)
{
// update value
string controlType = this.DataHandler.FileDatabase.FileTableColumnsByDataLabel[control.Key].ControlType;
control.Value.SetContentAndTooltip(this.DataHandler.ImageCache.Current.GetValueDisplayString(control.Value.DataLabel));
// for note controls, update the autocomplete list if an edit occurred
if (controlType == Constant.Control.Note)
{
DataEntryNote noteControl = (DataEntryNote)control.Value;
if (noteControl.ContentChanged)
{
noteControl.ContentChanged = false;
}
}
}
this.DataHandler.IsProgrammaticControlUpdate = false;
// update the status bar to show which image we are on out of the total displayed under the current selection
// the total is always refreshed as it's not known if FileShow() is being called due to a change in the selection
this.StatusBar.SetCurrentFile(fileIndex + 1); // Add one because indexes are 0-based
this.StatusBar.SetCount(this.DataHandler.FileDatabase.CountAllCurrentlySelectedFiles);
this.StatusBar.ClearMessage();
this.FileNavigatorSlider.Value = fileIndex + 1;
// Get the bounding boxes and markers (if any) for the current image;
BoundingBoxes bboxes = this.GetBoundingBoxesForCurrentFile(this.DataHandler.ImageCache.Current.ID);
this.markersOnCurrentFile = this.DataHandler.FileDatabase.MarkersGetMarkersForCurrentFile(this.DataHandler.ImageCache.Current.ID);
List <Marker> displayMarkers = this.GetDisplayMarkers();
// Display new file if the file changed
// This avoids unnecessary image reloads and refreshes in cases where FileShow() is just being called to refresh controls
if (newFileToDisplay)
{
if (this.DataHandler.ImageCache.Current.IsVideo)
{
this.MarkableCanvas.SetNewVideo(this.DataHandler.ImageCache.Current.GetFileInfo(this.DataHandler.FileDatabase.FolderPath), displayMarkers);
this.EnableImageManipulationMenus(false);
}
else
{
this.MarkableCanvas.SetNewImage(this.DataHandler.ImageCache.GetCurrentImage, displayMarkers);
// Draw markers for this file
this.MarkableCanvas_UpdateMarkers();
this.MarkableCanvas.BoundingBoxes = bboxes;
this.EnableImageManipulationMenus(true);
}
}
else if (this.IsDisplayingSingleImage())
{
if (this.DataHandler.ImageCache.Current.IsVideo)
{
this.MarkableCanvas.SwitchToVideoView();
}
else
{
this.MarkableCanvas.SwitchToImageView();
this.MarkableCanvas_UpdateMarkers();
}
}
this.DataGridSelectionsTimer_Reset();
// Set the file player status
if (this.DataHandler.ImageCache.CurrentRow == 0)
{
this.FilePlayer.BackwardsControlsEnabled(false);
}
else
{
this.FilePlayer.BackwardsControlsEnabled(true);
}
if (this.DataHandler.ImageCache.CurrentRow == this.DataHandler.FileDatabase.CountAllCurrentlySelectedFiles - 1)
{
this.FilePlayer.ForwardsControlsEnabled(false);
}
else
{
this.FilePlayer.ForwardsControlsEnabled(true);
}
// Refresh the Magnifier if needed
if (this.IsDisplayingSingleImage())
{
if (this.DataHandler.ImageCache.Current.IsVideo)
{
this.MarkableCanvas.SetMagnifiersAccordingToCurrentState(false, true);
}
else
{
this.MarkableCanvas.SetMagnifiersAccordingToCurrentState(true, false);
}
}
// Refresh the CopyPreviousButton and its Previews as needed
this.CopyPreviousValuesSetEnableStatePreviewsAndGlowsAsNeeded();
// Refresh the QuickPasteEntry previews if needed
if (this.IsDisplayingSingleImage() && this.quickPasteWindow != null)
{
this.quickPasteWindow.RefreshQuickPasteWindowPreviewAsNeeded();
}
// Refresh the markable canvas if needed
this.MarkableCanvas.RefreshIfMultipleImagesAreDisplayed(isInSliderNavigation);
// Display the episode and duplicate text as needed
this.DisplayEpisodeTextInImageIfWarranted(fileIndex);
this.DuplicateDisplayIndicatorInImageIfWarranted();
}
