/// <summary>
/// When user clicks on Delete selected Image button, call comes here.
/// </summary>
private void OnDeleteSelectedImage()
{
//Start- Remove the ImageControl being deleted from View, Pathdictionary, ImagecontrolControllerList, its state from model.
PclsMainWindowView.ImageCanvas.Children.Remove(ActiveImageControlController.GetView());
_dctImagePaths.Remove(ActiveImageControlController.GetHashCode());
ImageControlControllerList.Remove(ActiveImageControlController);
PclsMainWindowModel.DeleteFilterStateFromDataTable(ActiveImageControlController.GetHashCode());
//End- Remove the ImageControl being deleted from View, Pathdictionary, ImagecontrolControllerList
//Start- Destroy the object.
ActiveImageControlController.ClearData();
ActiveImageControlController = null;
//End- Destroy the object.
//Start- Set any other image control controller as selected or reset everything to default.
if (ImageControlControllerList.Count > 0)
{
_activeImageControlController = ImageControlControllerList.Last();
_activeImageControlController.RegisterImageControlEvents();
_activeImageControlController.Notify("UpdateImageControlStyle", null);
_activeImageControlController.SetSelectedState(emSelectedState.Selected);
PclsMainWindowView.FileNameTextBox.Text = _dctImagePaths[ActiveImageControlController.GetHashCode()];
PclsMainWindowModel.ImportFilterStateToModel(ActiveImageControlController.GetHashCode());
}
else
{
PclsMainWindowModel.SetDefaultModelState();
PclsMainWindowView.FileNameTextBox.Text = "";
PclsMainWindowViewModel.OnPropertyChange("IsImageOperationsPanelEnabled");
PclsMainWindowViewModel.OnPropertyChange("IsDeleteButtonEnabled");
}
//End- Set any other image control controller as selected or reset everything to default.
}
/// <summary>
/// Called from BrowseButtonClick method to pass the info that the image has been selected and ok is pressed.
/// </summary>
/// <param name="imagePath">Path of the selected image.</param>
public void OnImageLoad(string imagePath)
{
//Start- Remove the style of previous imagecontrol and export its state. also set the model to default values.
if (_activeImageControlController != null)
{
_activeImageControlController.RemoveStyle();
PclsMainWindowModel.ExportFilterStateToDataTable(_activeImageControlController.GetHashCode());
_activeImageControlController.UnRegisterImageControlEvents();
}
PclsMainWindowModel.SetDefaultModelState();
//End- Remove the style of previous imagecontrol and export its state. also set the model to default values.
//Start- Create new ImageControl and add it to Imagecontrolcontrollerlist, its view to canvas, add its path, and its state to model.
_activeImageControlController = new ImageControlController(this);
_lstImageControlController.Add(_activeImageControlController);
_dctImagePaths.Add(_activeImageControlController.GetHashCode(), imagePath);
PclsMainWindowModel.ExportFilterStateToDataTable(_activeImageControlController.GetHashCode());
PclsMainWindowView.ImageCanvas.Children.Add(ActiveImageControlController.GetView());
//End- Create new ImageControl and add it to Imagecontrolcontrollerlist, its view to canvas, add its path, and its state to model.
//Render the image and set its canvas position.
ActiveImageControlController.RenderImage(imagePath);
//Update window states and image style.
PclsMainWindowViewModel.OnPropertyChange("IsImageOperationsPanelEnabled");
PclsMainWindowViewModel.OnPropertyChange("IsDeleteButtonEnabled");
_activeImageControlController.Notify("UpdateImageControlStyle", null);
}
/// <summary>
/// When image selection is changed, this method is called from ImageControlController.
/// </summary>
/// <param name="imagecontrol">The current Imagecontrol being selected.</param>
public void OnImageSelected(INotifier imagecontrol)
{
if (imagecontrol.GetHashCode() != ActiveImageControlController.GetHashCode())
{
ActiveImageControlController.RemoveStyle();
ActiveImageControlController.UnRegisterImageControlEvents();
PclsMainWindowModel.ExportFilterStateToDataTable(ActiveImageControlController.GetHashCode());
ActiveImageControlController = imagecontrol as ImageControlController;
ActiveImageControlController.RegisterImageControlEvents();
ActiveImageControlController.Notify("UpdateImageControlStyle", null);
PclsMainWindowView.FileNameTextBox.Text = _dctImagePaths[ActiveImageControlController.GetHashCode()];
PclsMainWindowModel.ImportFilterStateToModel(ActiveImageControlController.GetHashCode());
}
}
/// <summary>
/// Called on application exit to clear all the references.
/// </summary>
public override void ClearData()
{
foreach (ImageControlController obj in ImageControlControllerList)
{
obj.ClearData();
}
ImageControlControllerList.Clear();
_dctImagePaths.Clear();
_activeImageControlController = null;
PclsMainWindowView.ClearData();
PclsMainWindowViewModel.ClearData();
PclsMainWindowModel.ClearData();
base.ClearData();
}
public ImageControlModel(ImageControlController _parent) : base(_parent)
{
SetDefaultModelState();
}