/// <summary>
/// Handle mouse down over a button on the toolbar when we're customising.
/// </summary>
private void ToolbarOnMouseDown(object sender, MouseEventArgs mouseEventArgs)
{
if (Customising)
{
// Find the corresponding button on the customisation panel and use
// that as the drag source control.
Control dragButton = (Control)sender;
CRToolbarItem dragitem = (CRToolbarItem)dragButton.Tag;
Control button = (from control in _customPanel.Controls.Cast <Control>().Where(control => control is CRRoundButton)
let item = (ToolbarDataItem)control.Tag
where item.name == dragitem.Name
select control).FirstOrDefault();
if (button != null)
{
_draggedButton = new CRToolbarItem(dragitem.DataItem)
{
Control = button
};
}
_hasDragItem = false;
_dragSource = dragitem;
}
}
/// <summary>
/// Handles a toolbar button click.
/// </summary>
private void OnToolbarItemClick(object sender, EventArgs e)
{
Control control = sender as Control;
if (control != null && ActionToolbarItem != null && !Customising)
{
CRToolbarItem item = control.Tag as CRToolbarItem;
if (item != null)
{
ActionToolbarItem(this, new CRToolbarItemEventArgs {
Item = item
});
}
}
}
/// <summary>
/// Handle mouse down over a button on the customisation panel.
/// </summary>
private void CustomizePanelOnMouseDown(object sender, MouseEventArgs mouseEventArgs)
{
CRRoundButton button = sender as CRRoundButton;
if (button != null)
{
// Make a copy of the item being dragged.
ToolbarDataItem item = (ToolbarDataItem)button.Tag;
_draggedButton = new CRToolbarItem(item)
{
Control = button
};
_hasDragItem = false;
_dragSource = null;
}
}
/// <summary>
/// Return the toolbar button that corresponds to the specified Action ID or
/// null if no such button exists.
/// </summary>
public int IndexOfItemWithPoint(Point pos)
{
CRToolbarItemCollection collection = CRToolbarItemCollection.DefaultCollection;
for (int index = 0; index < collection.Buttons.Count; ++index)
{
CRToolbarItem item = collection.Buttons[index];
if (item.Control != null)
{
int halfWidth = item.Control.Width / 2;
Rectangle leftPosition = new Rectangle(item.Control.Left - halfWidth, item.Control.Top, item.Control.Width, item.Control.Height);
Rectangle rightPosition = new Rectangle(item.Control.Right - halfWidth, item.Control.Top, item.Control.Width, item.Control.Height);
if (leftPosition.Contains(pos))
{
return(index);
}
if (rightPosition.Contains(pos))
{
return(index + 1);
}
}
}
return(collection.Buttons.Count);
}
/// <summary>
/// Remove the specified item from the collection.
/// </summary>
public void Remove(CRToolbarItem button)
{
_buttons.Remove(button);
}
/// <summary>
/// Insert the item at the specified index.
/// </summary>
public void Insert(int index, CRToolbarItem button)
{
_buttons.Insert(index, button);
}
/// <summary>
/// Handle mouse down over a button on the toolbar when we're customising.
/// </summary>
private void ToolbarOnMouseDown(object sender, MouseEventArgs mouseEventArgs)
{
if (Customising)
{
// Find the corresponding button on the customisation panel and use
// that as the drag source control.
Control dragButton = (Control)sender;
CRToolbarItem dragitem = (CRToolbarItem)dragButton.Tag;
Control button = (from control in _customPanel.Controls.Cast<Control>().Where(control => control is CRRoundButton)
let item = (ToolbarDataItem) control.Tag
where item.name == dragitem.Name
select control).FirstOrDefault();
if (button != null)
{
_draggedButton = new CRToolbarItem(dragitem.DataItem)
{
Control = button
};
}
_hasDragItem = false;
_dragSource = dragitem;
}
}
/// <summary>
/// Handle a toolbar button being dropped, either from the customisation panel onto the
/// toolbar or from the toolbar itself.
/// </summary>
private void InternalHandleCustomDrop()
{
Point screenDropLocation = Cursor.Position;
Control form = TopLevelControl;
if (form == null || !form.Bounds.Contains(screenDropLocation))
{
return;
}
Control dropControl = WindowFromPoint(form, form.PointToClient(screenDropLocation));
if (dropControl != null)
{
// Change parent if we dropped on the search field's text box or icon.
if (dropControl.Parent is CRSearchField)
{
dropControl = dropControl.Parent;
}
// If we dropped on a toolbar button, separator control or the search field, switch to
// the parent for consistency.
if (dropControl is CRRoundButton || dropControl is PictureBox || dropControl is CRSearchField)
{
dropControl = dropControl.Parent;
}
// Dropping on the toolbar at this point means the new button is being inserted.
// Otherwise it is being deleted.
Point dropLocation = dropControl.PointToClient(screenDropLocation);
CRToolbarItemCollection collection = CRToolbarItemCollection.DefaultCollection;
if (dropControl is CRToolbar)
{
if (_dragSource != null)
{
collection.Remove(_dragSource);
Controls.Remove(_dragSource.Control);
Relayout();
}
else
{
CRToolbarItem button = MatchingItem(_draggedButton);
if (button != null && button.Type != CRToolbarItemType.Space && button.Type != CRToolbarItemType.FlexibleSpace)
{
collection.Remove(button);
Relayout();
}
}
// Find the index of where to insert the button.
int index = IndexOfItemWithPoint(dropLocation);
// Add to the collection at the index.
collection.Insert(index, _draggedButton);
// Reload the toolbar.
Load();
Update();
}
else if (_dragSource != null)
{
collection.Remove(_dragSource);
Controls.Remove(_dragSource.Control);
Relayout();
Update();
}
}
_draggedButton.Control.Capture = false;
_hasDragItem = false;
_draggedButton = null;
}
/// <summary>
/// Handle mouse down over a button on the customisation panel.
/// </summary>
private void CustomizePanelOnMouseDown(object sender, MouseEventArgs mouseEventArgs)
{
CRRoundButton button = sender as CRRoundButton;
if (button != null)
{
// Make a copy of the item being dragged.
ToolbarDataItem item = (ToolbarDataItem)button.Tag;
_draggedButton = new CRToolbarItem(item)
{
Control = button
};
_hasDragItem = false;
_dragSource = null;
}
}
/// <summary>
/// Return the toolbar button that corresponds to the specified one or
/// null if no such button exists.
/// </summary>
public CRToolbarItem MatchingItem(CRToolbarItem match)
{
return (from CRToolbarItem item in CRToolbarItemCollection.DefaultCollection.Buttons where item.Name == match.Name && item.Tooltip == match.Tooltip select item).FirstOrDefault();
}
/// <summary>
/// Insert the item at the specified index.
/// </summary>
public void Insert(int index, CRToolbarItem button)
{
_buttons.Insert(index, button);
}
/// <summary>
/// Remove the specified item from the collection.
/// </summary>
public void Remove(CRToolbarItem button)
{
_buttons.Remove(button);
}
/// <summary>
/// Handle a toolbar button being dropped, either from the customisation panel onto the
/// toolbar or from the toolbar itself.
/// </summary>
private void InternalHandleCustomDrop()
{
Point screenDropLocation = Cursor.Position;
Control form = TopLevelControl;
if (form == null || !form.Bounds.Contains(screenDropLocation))
{
return;
}
Control dropControl = WindowFromPoint(form, form.PointToClient(screenDropLocation));
if (dropControl != null)
{
// Change parent if we dropped on the search field's text box or icon.
if (dropControl.Parent is CRSearchField)
{
dropControl = dropControl.Parent;
}
// If we dropped on a toolbar button, separator control or the search field, switch to
// the parent for consistency.
if (dropControl is CRRoundButton || dropControl is PictureBox || dropControl is CRSearchField)
{
dropControl = dropControl.Parent;
}
// Dropping on the toolbar at this point means the new button is being inserted.
// Otherwise it is being deleted.
Point dropLocation = dropControl.PointToClient(screenDropLocation);
CRToolbarItemCollection collection = CRToolbarItemCollection.DefaultCollection;
if (dropControl is CRToolbar)
{
if (_dragSource != null)
{
collection.Remove(_dragSource);
Controls.Remove(_dragSource.Control);
Relayout();
}
else
{
CRToolbarItem button = MatchingItem(_draggedButton);
if (button != null && button.Type != CRToolbarItemType.Space && button.Type != CRToolbarItemType.FlexibleSpace)
{
collection.Remove(button);
Relayout();
}
}
// Find the index of where to insert the button.
int index = IndexOfItemWithPoint(dropLocation);
// Add to the collection at the index.
collection.Insert(index, _draggedButton);
// Reload the toolbar.
Load();
Update();
}
else if (_dragSource != null)
{
collection.Remove(_dragSource);
Controls.Remove(_dragSource.Control);
Relayout();
Update();
}
}
_draggedButton.Control.Capture = false;
_hasDragItem = false;
_draggedButton = null;
}
/// <summary>
/// Return the toolbar button that corresponds to the specified one or
/// null if no such button exists.
/// </summary>
public CRToolbarItem MatchingItem(CRToolbarItem match)
{
return((from CRToolbarItem item in CRToolbarItemCollection.DefaultCollection.Buttons where item.Name == match.Name && item.Tooltip == match.Tooltip select item).FirstOrDefault());
}
