/// <summary>
/// Description: If the child is closing, create a dialog that will handle how the user wants the child to close.
/// The dialog will allow the form to save, save as, close, or cancel closing.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void childClosing(object sender, System.ComponentModel.CancelEventArgs e)
{
FormChild child = (FormChild)sender;
DialogClosing dialog = new DialogClosing();
switch (dialog.ShowDialog())
{
case DialogResult.OK: // Save
saveToolStripMenuItem_Click(sender, e);
break;
case DialogResult.Yes: // Save-As
saveAsToolStripMenuItem_Click(sender, e);
break;
case DialogResult.No: // No
break;
case DialogResult.Cancel:
e.Cancel = true;
break;
}
// Checks if there are still child forms, if there is not disable the toolstrips
if (this.MdiChildren.Length - 1 <= 0)
{
saveToolStripMenuItem.Enabled = false;
saveAsToolStripMenuItem.Enabled = false;
}
}
/// <summary>
/// Description: Open a file from the web
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void openFromWebToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogOpenWeb dialog = new DialogOpenWeb();
if (dialog.ShowDialog() == DialogResult.OK)
{
try
{
WebRequest request = WebRequest.Create(dialog.Url);
WebResponse response = request.GetResponse();
Image image = Image.FromStream(response.GetResponseStream());
FormChild child = new FormChild();
child.Image = image;
child.MdiParent = this;
child.FormClosing += new System.Windows.Forms.FormClosingEventHandler(childClosing);
saveToolStripMenuItem.Enabled = true;
saveAsToolStripMenuItem.Enabled = true;
child.Show();
}
catch (Exception exception)
{
MessageBox.Show(exception.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
/// <summary>
/// Description: Save the image to a specified location
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void saveAsToolStripMenuItem_Click(object sender, EventArgs e)
{
FormChild child = (FormChild)this.ActiveMdiChild;
saveFileDialog1.Filter = "JPeg Image| *.jpg; *.jpeg|Bitmap Image|*.bmp|Gif Image|*.gif";
saveFileDialog1.Title = "Save an Image File";
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
child.save(saveFileDialog1.FileName);
}
}
/// <summary>
/// Description: Open a file from the file explorer
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void openFromFileToolStripMenuItem_Click(object sender, EventArgs e)
{
openFileDialog1.Filter = "Image Files (*.jpg, *.jpeg, *.bmp, *.gif)|*.jpg; *.jpeg; *.bmp; *.gif|All Files (*.*)|*.*";
openFileDialog1.FilterIndex = 1;
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
FormChild child = new FormChild(openFileDialog1.FileName);
child.Url = openFileDialog1.FileName;
child.MdiParent = this;
child.FormClosing += new System.Windows.Forms.FormClosingEventHandler(childClosing);
saveToolStripMenuItem.Enabled = true;
saveAsToolStripMenuItem.Enabled = true;
child.Show();
}
}
/// <summary>
/// Description: When the new accelerator is clicked, call a dialog to specify the size of the new childform.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
using (DialogNew dialog = new DialogNew())
{
if (dialog.ShowDialog() == DialogResult.OK)
{
FormChild child = new FormChild(dialog.Resolution);
child.MdiParent = this;
child.FormClosing += new System.Windows.Forms.FormClosingEventHandler(childClosing);
saveToolStripMenuItem.Enabled = true;
saveAsToolStripMenuItem.Enabled = true;
child.Show();
}
}
}
