public void Remove(FxMenuBarButton button)
{
List.Remove(button);
Parent.ButtonlistChanged();
}
public FxMenuBarButton Add(string text, Image image)
{
FxMenuBarButton b = new FxMenuBarButton(this.parent);
b.Text = text;
b.Image = image;
this.Add(b);
return b;
}
public void Add(FxMenuBarButton item)
{
if (List.Count == 0) Parent.SelectedButton = item;
List.Add(item);
item.Parent = this.Parent;
Parent.ButtonlistChanged();
}
public ButtonClickEventArgs(FxMenuBarButton button, MouseEventArgs evt)
: base(evt.Button, evt.Clicks, evt.X, evt.Y, evt.Delta)
{
SelectedButton = button;
}
private void PaintSelectedButton(FxMenuBarButton prevButton, FxMenuBarButton newButton)
{
if (prevButton == newButton)
return; // no change so return immediately
int selIdx = -1;
int valIdx = -1;
// find the indexes of the previous and new button
selIdx = buttons.IndexOf(prevButton);
valIdx = buttons.IndexOf(newButton);
// now reset selected button
// mouse is leaving control, so unhighlight anythign that is highlighted
Graphics g = Graphics.FromHwnd(this.Handle);
if (selIdx >= 0)
// un-highlight current hovering button
buttons[selIdx].PaintButton(g, 1, selIdx * (buttonHeight + 1) + 1, false, false);
if (valIdx >= 0)
// highlight newly selected button
buttons[valIdx].PaintButton(g, 1, valIdx * (buttonHeight + 1) + 1, true, false);
g.Dispose();
}
private void FxMenuBar_MouseClick(object sender, MouseEventArgs e)
{
if (!(e is MouseEventArgs)) return;
// case to MouseEventArgs so position and mousebutton clicked can be used
MouseEventArgs mea = (MouseEventArgs)e;
// only continue if left mouse button was clicked
if (mea.Button != MouseButtons.Left) return;
int index = (mea.Y - 1) / (buttonHeight + 1);
if (index < 0 || index >= buttons.Count)
return;
FxMenuBarButton button = buttons[index];
if (button == null) return;
if (!button.Enabled) return;
// ok, all checks passed so assign the new selected button
// and raise the event
SelectedButton = button;
ButtonClickEventArgs bce = new ButtonClickEventArgs(selectedButton, mea);
if (Click != null) // only invoke on left mouse click
Click.Invoke(this, bce);
}
