public PanelSelectionList()
{
InitializeComponent();
ddc = new DropDownCustom("PSDD", false);
ddc.SelectedIndexChanged += Ddc_SelectedIndexChanged;
ddc.Activated += Ddc_DropDown;
ddc.Deactivate += Ddc_Deactivate;
}
private void AutoCompleteTextBox_Click(object sender, EventArgs e)
{
if (_cbdropdown != null)
{
_cbdropdown.Close();
_cbdropdown = null;
}
}
private void Activate()
{
if (Items.Count == 0 || !Enabled)
{
return;
}
_customdropdown = new DropDownCustom(this.Name);
int fittableitems = this.DropDownHeight / this.ItemHeight;
if (fittableitems == 0)
{
fittableitems = 5;
}
if (fittableitems > this.Items.Count()) // no point doing more than we have..
{
fittableitems = this.Items.Count();
}
_customdropdown.Size = new Size(this.DropDownWidth > 9 ? this.DropDownWidth : this.Width, fittableitems * this.ItemHeight + 4);
_customdropdown.SelectionBackColor = this.DropDownBackgroundColor;
_customdropdown.MouseOverBackgroundColor = this.MouseOverBackgroundColor;
_customdropdown.ForeColor = this.ForeColor;
_customdropdown.BackColor = this.BorderColor;
_customdropdown.BorderColor = this.BorderColor;
_customdropdown.Items = this.Items.ToList();
_customdropdown.ItemHeight = this.ItemHeight;
_customdropdown.SelectedIndex = this.SelectedIndex;
_customdropdown.FlatStyle = this.FlatStyle;
_customdropdown.Font = this.Font;
_customdropdown.ScrollBarColor = this.ScrollBarColor;
_customdropdown.ScrollBarButtonColor = this.ScrollBarButtonColor;
_customdropdown.DropDown += _customdropdown_DropDown;
_customdropdown.SelectedIndexChanged += _customdropdown_SelectedIndexChanged;
_customdropdown.OtherKeyPressed += _customdropdown_OtherKeyPressed;
_customdropdown.Deactivate += _customdropdown_Deactivate;
Control parent = this.Parent;
while (parent != null && !(parent is Form))
{
parent = parent.Parent;
}
_customdropdown.Show(parent);
// enforce size.. some reason SHow is scaling it probably due to autosizing.. can't turn off. force back
_customdropdown.Size = new Size(this.DropDownWidth > 9 ? this.DropDownWidth : this.Width, fittableitems * this.ItemHeight + 4);
}
// Sometimes, the user is quicker than the timer, and has commited to a selection before the results even come back.
public void AbortAutoComplete()
{
if (waitforautotimer.Enabled)
{
waitforautotimer.Stop();
}
else if (_cbdropdown != null)
{
_cbdropdown.Close();
_cbdropdown = null;
Invalidate(true);
}
}
private void _cbdropdown_SelectedIndexChanged(object sender, EventArgs e)
{
int selectedindex = _cbdropdown.SelectedIndex;
if (selectedindex >= 0 && selectedindex < _cbdropdown.Items.Count)
{
this.Text = _cbdropdown.Items[selectedindex];
this.Select(this.Text.Length, this.Text.Length);
_cbdropdown.Close();
_cbdropdown = null;
this.Invalidate(true);
Focus();
}
}
// keys when WE have to focus, which we do all the time now, some need passing onto the control.
private void AutoCompleteTextBox_KeyDown(object sender, KeyEventArgs e)
{
//System.Diagnostics.Debug.WriteLine("{0} Keypress {1}", Environment.TickCount % 10000 , e.KeyCode);
if (_cbdropdown != null) // pass certain keys to the shown drop down
{
if (e.KeyCode == Keys.Down || e.KeyCode == Keys.Up || e.KeyCode == Keys.Enter || e.KeyCode == Keys.Return)
{
_cbdropdown.KeyDownAction(e);
e.Handled = true;
}
else if (e.KeyCode == Keys.Escape)
{
_cbdropdown.Close();
_cbdropdown = null;
}
}
}
private void drawnPanelListSelection_Click(object sender, EventArgs e)
{
dropdown = new DropDownCustom("", true);
dropdown.SelectionBackColor = this.DropDownBackgroundColor;
dropdown.ForeColor = this.ForeColor;
dropdown.BackColor = this.DropDownBorderColor;
dropdown.BorderColor = this.DropDownBorderColor;
dropdown.ScrollBarColor = this.DropDownScrollBarColor;
dropdown.ScrollBarButtonColor = this.DropDownScrollBarButtonColor;
dropdown.MouseOverBackgroundColor = this.DropDownMouseOverBackgroundColor;
dropdown.ItemSeperatorColor = this.DropDownItemSeperatorColor;
dropdown.ItemHeight = ImageList[0].Size.Height + 2;
dropdown.Items = TextList.ToList();
dropdown.ItemSeperators = ListSelectionItemSeparators;
dropdown.ImageItems = ImageList.ToList();
dropdown.FlatStyle = FlatStyle.Popup;
dropdown.Activated += (s, ea) =>
{
Point location = drawnPanelListSelection.PointToScreen(new Point(0, 0));
dropdown.Location = dropdown.PositionWithinScreen(location.X + drawnPanelListSelection.Width, location.Y);
this.Invalidate(true);
};
dropdown.SelectedIndexChanged += (s, ea) =>
{
ChangePanel(dropdown.SelectedIndex);
};
dropdown.Deactivate += (s, ea) => // will also be called on selected index because we have auto close on (in constructor)
{
keepstripopen = false;
MouseLeavePanelObjects(sender, e); // same as a mouse leave on one of the controls
};
dropdown.Size = new Size(DropDownWidth, DropDownHeight);
dropdown.Show(this.FindForm());
keepstripopen = true;
}
private void AutoCompleteFinished()
{
//System.Diagnostics.Debug.WriteLine("{0} Show results {1}", Environment.TickCount % 10000, autocompletestrings.Count);
inautocomplete = false;
int count = autocompletestrings.Count;
if (count > 0)
{
if (_cbdropdown != null && (autocompletelastcount < count || autocompletelastcount > count + 5))
{
_cbdropdown.Close();
_cbdropdown = null;
}
if (_cbdropdown == null)
{
_cbdropdown = new DropDownCustom("", false);
int fittableitems = this.DropDownHeight / this.DropDownItemHeight;
if (fittableitems == 0)
{
fittableitems = 5;
}
if (fittableitems > autocompletestrings.Count()) // no point doing more than we have..
{
fittableitems = autocompletestrings.Count();
}
_cbdropdown.Size = new Size(this.DropDownWidth > 0 ? this.DropDownWidth : this.Width, fittableitems * this.DropDownItemHeight + 4);
_cbdropdown.SelectionBackColor = this.DropDownBackgroundColor;
_cbdropdown.ForeColor = this.ForeColor;
_cbdropdown.BackColor = this.DropDownBorderColor;
_cbdropdown.BorderColor = this.DropDownBorderColor;
_cbdropdown.Items = autocompletestrings;
_cbdropdown.ItemHeight = this.DropDownItemHeight;
_cbdropdown.SelectedIndex = 0;
_cbdropdown.FlatStyle = this.FlatStyle;
_cbdropdown.Font = this.Font;
_cbdropdown.ScrollBarColor = this.DropDownScrollBarColor;
_cbdropdown.ScrollBarButtonColor = this.DropDownScrollBarButtonColor;
_cbdropdown.MouseOverBackgroundColor = this.DropDownMouseOverBackgroundColor;
_cbdropdown.Activated += _cbdropdown_DropDown;
_cbdropdown.SelectedIndexChanged += _cbdropdown_SelectedIndexChanged;
_cbdropdown.Show(FindForm());
Focus(); // Major change.. we now keep the focus at all times
}
else
{
_cbdropdown.Items.Clear();
_cbdropdown.Items = autocompletestrings;
_cbdropdown.Refresh();
}
autocompletelastcount = count;
}
else
{
if (_cbdropdown != null)
{
//System.Diagnostics.Debug.WriteLine("{0} Close prev", Environment.TickCount % 10000);
_cbdropdown.Close();
_cbdropdown = null;
}
}
}