public void UpdateControls()
{
ViewerForm activeForm = ActiveViewerForm;
// Update File menu items...
EnableAndVisibleMenu(_miFileSave, activeForm != null);
EnableAndVisibleMenu(_miFileClose, activeForm != null);
// Update Edit menu items...
EnableAndVisibleMenu(_miEditUndo, activeForm != null);
EnableAndVisibleMenu(_miEditRedo, activeForm != null);
_miEditSeperator1.Visible = (activeForm != null);
EnableAndVisibleMenu(_miEditCopy, activeForm != null);
_miEditPaste.Enabled = RasterClipboard.IsReady;
// Update Analysis menu items...
EnableAndVisibleMenu(_miAnalysis, activeForm != null);
EnableAndVisibleMenu(_miAnalysisInteractiveHistogram, activeForm != null);
if (activeForm != null)
{
if (activeForm.UndoList.Index <= 0)
{
_miEditUndo.Enabled = false;
}
else
{
_miEditUndo.Enabled = true;
}
if (activeForm.UndoList.Index >= activeForm.UndoList.Counter - 1)
{
_miEditRedo.Enabled = false;
}
else
{
_miEditRedo.Enabled = true;
}
_menuItemMagGlassStart.Checked = activeForm.IsMagGlass;
_menuItemMagGlassStop.Checked = !activeForm.IsMagGlass;
}
// Update Window menu items...
EnableAndVisibleMenu(_miWindow, activeForm != null);
}
public void LoadDropFiles(ViewerForm viewer, string[] files)
{
try
{
if (files != null)
{
for (int i = 0; i < files.Length; i++)
{
try
{
RasterImage image = _codecs.Load(files[i]);
ImageInformation info = new ImageInformation(image, files[i]);
if (i == 0 && viewer != null)
{
viewer.Initialize(info, _paintProperties, false);
}
else
{
NewImage(info);
}
}
catch (Exception ex)
{
Messager.ShowFileOpenError(this, files[i], ex);
}
}
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
finally
{
UpdateControls();
}
}
private void _miEditPaste_Click(object sender, EventArgs e)
{
try
{
using (WaitCursor wait = new WaitCursor())
{
RasterImage image = RasterClipboard.Paste(this.Handle);
if (image != null)
{
ViewerForm activeForm = ActiveViewerForm;
if (image.HasRegion && activeForm == null)
{
image.MakeRegionEmpty();
}
if (image.HasRegion)
{
// make sure the images have the same BitsPerPixel and Palette
if (activeForm.Viewer.Image.BitsPerPixel > 8)
{
if (image.BitsPerPixel != activeForm.Viewer.Image.BitsPerPixel)
{
try
{
ColorResolutionCommand colorRes = new ColorResolutionCommand();
colorRes.BitsPerPixel = activeForm.Viewer.Image.BitsPerPixel;
colorRes.Order = activeForm.Viewer.Image.Order;
colorRes.Mode = Leadtools.ImageProcessing.ColorResolutionCommandMode.InPlace;
colorRes.Run(image);
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
}
else
{
try
{
ColorResolutionCommand colorRes = new ColorResolutionCommand();
colorRes.BitsPerPixel = activeForm.Viewer.Image.BitsPerPixel;
colorRes.SetPalette(activeForm.Viewer.Image.GetPalette());
colorRes.PaletteFlags = Leadtools.ImageProcessing.ColorResolutionCommandPaletteFlags.UsePalette;
colorRes.Mode = Leadtools.ImageProcessing.ColorResolutionCommandMode.InPlace;
colorRes.Run(image);
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
}
else
{
NewImage(new ImageInformation(image));
}
}
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
finally
{
UpdateControls();
}
}
