private void BackgroundWorkerThread_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
IJcwTaskProgress progress = e.UserState as IJcwTaskProgress;
if (progress != null)
{
if (progress.ProgressType == TaskProgressType.PercentageChange && m_progressBar != null)
{
m_progressBar.SetBarPosition(progress.Progress);
}
else if (progress.ProgressType == TaskProgressType.MessageToDisplay)
{
JcwMessageBox.Show(progress.ProgressMessage, progress.ProgressMessageCaption);
}
}
}
private static JcwMessageBox ShowCommon(string text, string caption, MessageBoxButtons buttons, MessageBoxIcon icon)
{
JcwMessageBox msgBox = new JcwMessageBox();
// set the size of the message box depending on the size of the text it needs to display
using (Graphics g = Graphics.FromHwnd(msgBox.Handle))
{
SizeF layoutArea = new SizeF(600, float.PositiveInfinity);
SizeF stringSize = g.MeasureString(text, msgBox.MessageTextBox.Font, layoutArea);
int padding = 20;
// layout the message box
int msgBoxWidth = Convert.ToInt32(stringSize.Width + 2 * padding);
int msgBoxHeight = Convert.ToInt32(stringSize.Height + 4 * padding);
msgBox.ClientSize = new Size(msgBoxWidth, msgBoxHeight);
msgBox.MessageTextBox.Text = text;
msgBox.Text = caption;
msgBox.CenterToParent();
// layout the message box buttons
msgBox.tableLayoutPanel1.Controls.Add(msgBox.MessageTextBox, 0, 0);
switch (buttons)
{
case MessageBoxButtons.OK:
msgBox.tableLayoutPanel1.Controls.Add(msgBox.OkButton, 0, 1);
msgBox.OkButton.Select();
break;
case MessageBoxButtons.OKCancel:
msgBox.tableLayoutPanel1.ColumnCount = 2;
msgBox.tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
msgBox.tableLayoutPanel1.ColumnStyles[0].Width = 50F;
msgBox.tableLayoutPanel1.Controls.Add(msgBox.OkButton, 0, 1);
msgBox.tableLayoutPanel1.Controls.Add(msgBox.CancelButton, 1, 1);
msgBox.tableLayoutPanel1.SetColumnSpan(msgBox.MessageTextBox, 2);
msgBox.OkButton.Select();
break;
case MessageBoxButtons.YesNo:
msgBox.tableLayoutPanel1.ColumnCount = 2;
msgBox.tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 50F));
msgBox.tableLayoutPanel1.ColumnStyles[0].Width = 50F;
msgBox.tableLayoutPanel1.Controls.Add(msgBox.YesButton, 0, 1);
msgBox.tableLayoutPanel1.Controls.Add(msgBox.NoButton, 1, 1);
msgBox.tableLayoutPanel1.SetColumnSpan(msgBox.MessageTextBox, 2);
msgBox.YesButton.Select();
break;
case MessageBoxButtons.YesNoCancel:
msgBox.tableLayoutPanel1.ColumnCount = 3;
msgBox.tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 33.3F));
msgBox.tableLayoutPanel1.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 33.3F));
msgBox.tableLayoutPanel1.ColumnStyles[0].Width = 33.3F;
msgBox.tableLayoutPanel1.Controls.Add(msgBox.YesButton, 0, 1);
msgBox.tableLayoutPanel1.Controls.Add(msgBox.NoButton, 1, 1);
msgBox.tableLayoutPanel1.Controls.Add(msgBox.CancelButton, 2, 1);
msgBox.tableLayoutPanel1.SetColumnSpan(msgBox.MessageTextBox, 3);
msgBox.YesButton.Select();
break;
default:
throw new Exception("Only Ok, Yes/No and Yes/No/Cancel message boxes are currently supported");
}
}
return(msgBox);
}
