C#

moazzamahmed wrote:

Is there also a destructor for
C# classes?

moazzamahmed wrote:

and is it invoked when I do a

set myobject = nothing

moazzamahmed wrote:

also, if Im creating one of those classes that you DONT have to
instantiate (what are they called again?), how does the constructor
and destructor get called?

moazzamahmed wrote:

Am I on the right track?

moazzamahmed wrote:

so whats the use of static classes over non-static? which ones should
we use for what TYPE of object?

moazzamahmed wrote:

whats better for speed and performance?

class MainForm : Form
{
    ...
 
    private void menuNewForm_Click(object sender, EventArgs e)
    {
        ChildFormWithMenu form = new ChildFormWithMenu();
        form.MdiParent = this;
        form.Show();
    }
}
 
class ChildFormWithMenu : Form
{
    ... (create MainMenu in the desginer and menu items) ...
 
    private void menuOneMoreForm_Click(object sender, EventArgs e)
    {
        // Note that for the second child to have the same menu and click
        // handlers, if must be of the same type as *this* form: ChildFormWithMenu
        ChildFormWithMenu form = new ChildFormWithMenu();
        form.MdiParent = this.MdiParent;
        form.Show();
    }
 
    private void menuNewFormWithoutMenu_Click(object sender, EventArgs e)
    {
        // Here we are creating a second form of a type different to this form.
        // It only will have a menu if you manually add it, but not the same
        // menu as this form has
        SomeOtherChildForm form = new SomeOtherChildForm();
        form.MdiParent = this.MdiParent;
        form.Show();
    }
}

MudkiSekhon wrote:

I want toread ur web page in English, I don't know Spanish... I am the reader of ur blog....

<code>
DataGridTableStyle dgTableStyle		= new DataGridTableStyle();
DataGridTextBoxColumn dgCheckNumber	= new DataGridTextBoxColumn();
DataGridTextBoxColumn dgDateColumn	= new DataGridTextBoxColumn();
DataGridTextBoxColumn dgCCtrans		= new DataGridTextBoxColumn();
PaintedColumnStyle dgAmountColumn	= new PaintedColumnStyle();
DataGridTextBoxColumn dgBalanceColumn	= new DataGridTextBoxColumn();
DataGridTextBoxColumn dgCommentColumn	= new DataGridTextBoxColumn();
PaintedColumnStyle dgPaintedColumn	= new PaintedColumnStyle();
</code>

dgTC.TableStyles.AddRange(new DataGridTableStyle[] {dgTableStyle});

dgTableStyle.DataGrid = dgTC;
dgTableStyle.AllowSorting = true;
dgTableStyle.AlternatingBackColor	= Color.GhostWhite;
dgTableStyle.BackColor		= Color.GhostWhite;
dgTableStyle.GridLineColor	= Color.RoyalBlue;
dgTableStyle.HeaderBackColor	= Color.MidnightBlue;
dgTableStyle.HeaderForeColor	= Color.Lavender;
dgTableStyle.LinkColor		= Color.Teal;
dgTableStyle.SelectionBackColor	= Color.Teal;
dgTableStyle.SelectionForeColor	= Color.PaleGreen;
dgTableStyle.ForeColor		= Color.MidnightBlue;

dgTableStyle.GridColumnStyles.AddRange(new DataGridColumnStyle[] 

{dgPaintedColumn,dgCheckNumber,dgDateColumn,dgCCtrans,dgAmountColumn,dgBalanc
eColumn,dgCommentColumn});