/// <summary> /// Initialize a new instance of the CheckedItemCollection class. /// </summary> /// <param name="owner">Reference to owning control.</param> internal CheckedItemCollection(KryptonCheckedListBox owner) { _owner = owner; _internalListBox = (InternalCheckedListBox)owner.ListBox; }
/// <summary> /// Initialize a new instance of the KryptonCheckedListBox class. /// </summary> public KryptonCheckedListBox() { // Contains another control and needs marking as such for validation to work SetStyle(ControlStyles.ContainerControl, true); // Cannot select this control, only the child CheckedListBox and does not generate a click event SetStyle(ControlStyles.Selectable | ControlStyles.StandardClick, false); // Default fields _alwaysActive = true; _style = ButtonStyle.ListItem; _lastSelectedIndex = -1; base.Padding = new Padding(1); // Create the palette storage _images = new CheckBoxImages(NeedPaintDelegate); _paletteCheckBoxImages = new PaletteRedirectCheckBox(Redirector, _images); _stateCommon = new PaletteListStateRedirect(Redirector, PaletteBackStyle.InputControlStandalone, PaletteBorderStyle.InputControlStandalone, NeedPaintDelegate); _stateFocus = new PaletteListItemTripleRedirect(Redirector, PaletteBackStyle.ButtonListItem, PaletteBorderStyle.ButtonListItem, PaletteContentStyle.ButtonListItem, NeedPaintDelegate); _stateDisabled = new PaletteListState(_stateCommon, NeedPaintDelegate); _stateActive = new PaletteDouble(_stateCommon, NeedPaintDelegate); _stateNormal = new PaletteListState(_stateCommon, NeedPaintDelegate); _stateTracking = new PaletteListItemTriple(_stateCommon.Item, NeedPaintDelegate); _statePressed = new PaletteListItemTriple(_stateCommon.Item, NeedPaintDelegate); _stateCheckedNormal = new PaletteListItemTriple(_stateCommon.Item, NeedPaintDelegate); _stateCheckedTracking = new PaletteListItemTriple(_stateCommon.Item, NeedPaintDelegate); _stateCheckedPressed = new PaletteListItemTriple(_stateCommon.Item, NeedPaintDelegate); // Create the override handling classes _overrideNormal = new PaletteTripleOverride(_stateFocus.Item, _stateNormal.Item, PaletteState.FocusOverride); _overrideTracking = new PaletteTripleOverride(_stateFocus.Item, _stateTracking.Item, PaletteState.FocusOverride); _overridePressed = new PaletteTripleOverride(_stateFocus.Item, _statePressed.Item, PaletteState.FocusOverride); _overrideCheckedNormal = new PaletteTripleOverride(_stateFocus.Item, _stateCheckedNormal.Item, PaletteState.FocusOverride); _overrideCheckedTracking = new PaletteTripleOverride(_stateFocus.Item, _stateCheckedTracking.Item, PaletteState.FocusOverride); _overrideCheckedPressed = new PaletteTripleOverride(_stateFocus.Item, _stateCheckedPressed.Item, PaletteState.FocusOverride); // Create the check box image drawer and place inside element so it is always centered _drawCheckBox = new ViewDrawCheckBox(_paletteCheckBoxImages); _layoutCenter = new ViewLayoutCenter(); _layoutCenter.Add(_drawCheckBox); // Create the draw element for owner drawing individual items _contentValues = new FixedContentValue(); _drawButton = new ViewDrawButton(StateDisabled.Item, _overrideNormal, _overrideTracking, _overridePressed, _overrideCheckedNormal, _overrideCheckedTracking, _overrideCheckedPressed, new PaletteMetricRedirect(Redirector), _contentValues, VisualOrientation.Top, false); // Place check box on the left and the label in the remainder _layoutDocker = new ViewLayoutDocker(); _layoutDocker.Add(new ViewLayoutSeparator(1), ViewDockStyle.Left); _layoutDocker.Add(_layoutCenter, ViewDockStyle.Left); _layoutDocker.Add(new ViewLayoutSeparator(2), ViewDockStyle.Left); _layoutDocker.Add(_drawButton, ViewDockStyle.Fill); // Create the internal list box used for containing content _listBox = new InternalCheckedListBox(this); _listBox.DrawItem += new DrawItemEventHandler(OnListBoxDrawItem); _listBox.MeasureItem += new MeasureItemEventHandler(OnListBoxMeasureItem); _listBox.TrackMouseEnter += new EventHandler(OnListBoxMouseChange); _listBox.TrackMouseLeave += new EventHandler(OnListBoxMouseChange); _listBox.SelectedIndexChanged += new EventHandler(OnListBoxSelectedIndexChanged); _listBox.SelectedValueChanged += new EventHandler(OnListBoxSelectedValueChanged); _listBox.Format += new ListControlConvertEventHandler(OnListBoxFormat); _listBox.FormatInfoChanged += new EventHandler(OnListBoxFormatInfoChanged); _listBox.FormatStringChanged += new EventHandler(OnListBoxFormatStringChanged); _listBox.FormattingEnabledChanged += new EventHandler(OnListBoxFormattingEnabledChanged); _listBox.GotFocus += new EventHandler(OnListBoxGotFocus); _listBox.LostFocus += new EventHandler(OnListBoxLostFocus); _listBox.KeyDown += new KeyEventHandler(OnListBoxKeyDown); _listBox.KeyUp += new KeyEventHandler(OnListBoxKeyUp); _listBox.KeyPress += new KeyPressEventHandler(OnListBoxKeyPress); _listBox.PreviewKeyDown += new PreviewKeyDownEventHandler(OnListBoxPreviewKeyDown); _listBox.Validating += new CancelEventHandler(OnListBoxValidating); _listBox.Validated += new EventHandler(OnListBoxValidated); // Create extra collections for storing checked state and checked items _checkedItems = new CheckedItemCollection(this); _checkedIndices = new CheckedIndexCollection(this); // Create the element that fills the remainder space and remembers fill rectange _layoutFill = new ViewLayoutFill(_listBox); _layoutFill.DisplayPadding = new Padding(1); // Create inner view for placing inside the drawing docker _drawDockerInner = new ViewLayoutDocker(); _drawDockerInner.Add(_layoutFill, ViewDockStyle.Fill); // Create view for the control border and background _drawDockerOuter = new ViewDrawDocker(_stateNormal.Back, _stateNormal.Border); _drawDockerOuter.Add(_drawDockerInner, ViewDockStyle.Fill); // Create the view manager instance ViewManager = new ViewManager(this, _drawDockerOuter); // We need to create and cache a device context compatible with the display _screenDC = PI.CreateCompatibleDC(IntPtr.Zero); // Add text box to the controls collection ((KryptonReadOnlyControls)Controls).AddInternal(_listBox); }