// check whether active MDIChild is a ImageWindow and sets up availability menu fields
public void check(object sender = null, EventArgs e = null)
{
if (ActiveMdiChild is ImageWindow)
{
aiw = (ImageWindow)ActiveMdiChild;
// Menu image
MenuImage.Enabled = true;
if (aiw.checkUndo())
{
MenuImage_Undo.Enabled = true; // if exists previous version of image
}
else
{
MenuImage_Undo.Enabled = false;
}
MenuImage_Duplicate.Enabled = true;
MenuImage_Histogram.Enabled = true;
// Menu file
MenuFile_SaveAs.Enabled = true;
if (aiw.getFilepath() != null)
{
MenuFile_Save.Enabled = true; // if image was opened, not duplicated
}
else
{
MenuFile_Save.Enabled = false;
}
// Menu operations
MenuOperations.Enabled = true;
MenuOper_Calculation.Enabled = true;
MenuOper_Filters.Enabled = true;
// adjustment submenu
MenuOper_Adj_Gamma.Enabled = true;
MenuOper_Adj_Contrast.Enabled = true;
MenuOper_Adj_Brightness.Enabled = true;
MenuOper_Adj_Greyscale.Enabled = true;
MenuOper_Adj_Negative.Enabled = true;
MenuOper_Adj_Treshold.Enabled = true;
MenuOper_Adj_Posterize.Enabled = true;
// equalization submenu
MenuOper_Equ_Average.Enabled = true;
MenuOper_Equ_Random.Enabled = true;
MenuOper_Equ_Neighbor.Enabled = true;
return;
}
aiw = null;
// Menu image
MenuImage.Enabled = false;
MenuImage_Undo.Enabled = false;
MenuImage_Duplicate.Enabled = false;
MenuImage_Histogram.Enabled = false;
// Menu file
MenuFile_SaveAs.Enabled = false;
MenuFile_Save.Enabled = false;
// Menu operations
MenuOperations.Enabled = false;
MenuOper_Calculation.Enabled = false;
MenuOper_Filters.Enabled = false;
// adjustment submenu
MenuOper_Adj_Gamma.Enabled = false;
MenuOper_Adj_Contrast.Enabled = false;
MenuOper_Adj_Brightness.Enabled = false;
MenuOper_Adj_Greyscale.Enabled = false;
MenuOper_Adj_Negative.Enabled = false;
MenuOper_Adj_Treshold.Enabled = false;
MenuOper_Adj_Posterize.Enabled = false;
// equalization submenu
MenuOper_Equ_Average.Enabled = false;
MenuOper_Equ_Random.Enabled = false;
MenuOper_Equ_Neighbor.Enabled = false;
}
// check whether active MDIChild is a ImageWindow and sets up availability menu fields
public void check(object sender=null, EventArgs e=null)
{
if (ActiveMdiChild is ImageWindow)
{
aiw = (ImageWindow)ActiveMdiChild;
// Menu image
MenuImage.Enabled = true;
if (aiw.checkUndo()) MenuImage_Undo.Enabled = true; // if exists previous version of image
else MenuImage_Undo.Enabled = false;
MenuImage_Duplicate.Enabled = true;
MenuImage_Histogram.Enabled = true;
// Menu file
MenuFile_SaveAs.Enabled = true;
if (aiw.getFilepath() != null) MenuFile_Save.Enabled = true; // if image was opened, not duplicated
else MenuFile_Save.Enabled = false;
// Menu operations
MenuOperations.Enabled = true;
MenuOper_Calculation.Enabled = true;
MenuOper_Filters.Enabled = true;
// adjustment submenu
MenuOper_Adj_Gamma.Enabled = true;
MenuOper_Adj_Contrast.Enabled = true;
MenuOper_Adj_Brightness.Enabled = true;
MenuOper_Adj_Greyscale.Enabled = true;
MenuOper_Adj_Negative.Enabled = true;
MenuOper_Adj_Treshold.Enabled = true;
MenuOper_Adj_Posterize.Enabled = true;
// equalization submenu
MenuOper_Equ_Average.Enabled = true;
MenuOper_Equ_Random.Enabled = true;
MenuOper_Equ_Neighbor.Enabled = true;
return;
}
aiw = null;
// Menu image
MenuImage.Enabled = false;
MenuImage_Undo.Enabled = false;
MenuImage_Duplicate.Enabled = false;
MenuImage_Histogram.Enabled = false;
// Menu file
MenuFile_SaveAs.Enabled = false;
MenuFile_Save.Enabled = false;
// Menu operations
MenuOperations.Enabled = false;
MenuOper_Calculation.Enabled = false;
MenuOper_Filters.Enabled = false;
// adjustment submenu
MenuOper_Adj_Gamma.Enabled = false;
MenuOper_Adj_Contrast.Enabled = false;
MenuOper_Adj_Brightness.Enabled = false;
MenuOper_Adj_Greyscale.Enabled = false;
MenuOper_Adj_Negative.Enabled = false;
MenuOper_Adj_Treshold.Enabled = false;
MenuOper_Adj_Posterize.Enabled = false;
// equalization submenu
MenuOper_Equ_Average.Enabled = false;
MenuOper_Equ_Random.Enabled = false;
MenuOper_Equ_Neighbor.Enabled = false;
}
private void MenuFile_Save_Click(object sender, EventArgs e) // save open file - available for open, not duplicated images
{
aiw.getBitmap().Save(aiw.getFilepath());
}