Process mouse events for a standard button.
Inheritance: GlobalId, IMouseController, IKeyController, ISourceController
        /// <summary>
        /// Initialize a new instance of the ViewDrawMonthUpDown class.
        /// </summary>
        /// <param name="paletteState">Palette source for states.</param>
        /// <param name="paletteMetric">Palette source for metric values.</param>
        /// <param name="buttonValues">Source for content values.</param>
        /// <param name="glyph">Glyph to be drawn.</param>
        /// <param name="needPaintHandler">Delegate for requests repainting.</param>
        public ViewDrawMonthUpDown(IPaletteTriple paletteState,
                                   IPaletteMetric paletteMetric,
                                   IContentValues buttonValues,
                                   DrawMonthCalendarGlyph glyph,
                                   NeedPaintHandler needPaintHandler)
            : base(paletteState, paletteState, paletteState, paletteState, 
                   paletteMetric, buttonValues, VisualOrientation.Top, false)
        {
            _glyph = glyph;

            // Assign a controller to handle visual interaction
            _controller = new ButtonController(this, needPaintHandler);
            _controller.Click += new MouseEventHandler(OnButtonClick);
            _controller.MouseSelect += new MouseEventHandler(OnButtonMouseSelect);
            _controller.Repeat = true;
            _controller.ClickOnDown = true;
            MouseController = _controller;
        }
示例#2
0
        /// <summary>
        /// Initialize a new instance of the ViewDrawToday class.
        /// </summary>
        /// <param name="calendar">Provider of month calendar values.</param>
        /// <param name="paletteDisabled">Palette source for the disabled state.</param>
        /// <param name="paletteNormal">Palette source for the normal state.</param>
        /// <param name="paletteTracking">Palette source for the tracking state.</param>
        /// <param name="palettePressed">Palette source for the pressed state.</param>
        /// <param name="needPaintHandler">Delegate for requested repainting.</param>
        public ViewDrawToday(IKryptonMonthCalendar calendar,
                             IPaletteTriple paletteDisabled,
                             IPaletteTriple paletteNormal,
                             IPaletteTriple paletteTracking,
                             IPaletteTriple palettePressed,
                             NeedPaintHandler needPaintHandler)
            : base(paletteDisabled, paletteNormal, paletteTracking, palettePressed,
                   paletteNormal, paletteTracking, palettePressed, null,
                   null, VisualOrientation.Top, false)
        {
            _calendar = calendar;

            // We provide the content values for display
            base.ButtonValues = this;

            // Define a controller so the button can be clicked
            ButtonController controller = new ButtonController(this, needPaintHandler);
            controller.Click += new MouseEventHandler(OnClick);
            MouseController = controller;
            SourceController = controller;
            KeyController = controller;
        }
        /// <summary>
        /// Initialize a new instance of the ViewDrawButton class.
        /// </summary>
        /// <param name="dateTimePicker">Owning control.</param>
        /// <param name="paletteState">Palette source for states.</param>
        /// <param name="paletteMetric">Palette source for metric values.</param>
        /// <param name="buttonValues">Source for content values.</param>
        /// <param name="glyph">Glyph to be drawn.</param>
        /// <param name="needPaintHandler">Delegate for requests repainting.</param>
        /// <param name="repeat">Should button repeat.</param>
        public ViewDrawDateTimeButton(KryptonDateTimePicker dateTimePicker,
                                      IPaletteTriple paletteState,
                                      IPaletteMetric paletteMetric,
                                      IContentValues buttonValues,
                                      DrawDateTimeGlyph glyph,
                                      NeedPaintHandler needPaintHandler,
                                      bool repeat)
            : base(paletteState, paletteState, paletteState, paletteState, 
                   paletteMetric, buttonValues, VisualOrientation.Top, false)
        {
            _dateTimePicker = dateTimePicker;
            _glyph = glyph;

            // Assign a controller to handle visual interaction
            _controller = new ButtonController(this, needPaintHandler);
            _controller.BecomesFixed = !repeat;
            _controller.Click += new MouseEventHandler(OnButtonClick);
            _controller.MouseSelect += new MouseEventHandler(OnButtonMouseSelect);
            _controller.Repeat = repeat;
            _controller.ClickOnDown = true;
            MouseController = _controller;
        }
        /// <summary>
        /// Initialize a new instance of the KryptonColorButton class.
        /// </summary>
        public KryptonColorButton()
        {
            // We generate click events manually, suppress default
            // production of them by the base Control class
            SetStyle(ControlStyles.StandardClick |
                     ControlStyles.StandardDoubleClick, false);

            // Set default color button properties
            _style = ButtonStyle.Standalone;
            _visibleThemes = true;
            _visibleStandard = true;
            _visibleRecent = true;
            _visibleNoColor = true;
            _visibleMoreColors = true;
            _autoRecentColors = true;
            _schemeThemes = ColorScheme.OfficeThemes;
            _schemeStandard = ColorScheme.OfficeStandard;
            _selectedRect = new Rectangle(0, 12, 16, 4);
            _selectedColor = Color.Red;
            _emptyBorderColor = Color.DarkGray;
            _dialogResult = DialogResult.None;
            _useMnemonic = true;
            _maxRecentColors = 10;
            _recentColors = new List<Color>();

            // Create the context menu items
            _kryptonContextMenu = new KryptonContextMenu();
            _separatorTheme = new KryptonContextMenuSeparator();
            _headingTheme = new KryptonContextMenuHeading("Theme Colors");
            _colorsTheme = new KryptonContextMenuColorColumns(ColorScheme.OfficeThemes);
            _separatorStandard = new KryptonContextMenuSeparator();
            _headingStandard = new KryptonContextMenuHeading("Standard Colors");
            _colorsStandard = new KryptonContextMenuColorColumns(ColorScheme.OfficeStandard);
            _separatorRecent = new KryptonContextMenuSeparator();
            _headingRecent = new KryptonContextMenuHeading("Recent Colors");
            _colorsRecent = new KryptonContextMenuColorColumns(ColorScheme.None);
            _separatorNoColor = new KryptonContextMenuSeparator();
            _itemNoColor = new KryptonContextMenuItem("&No Color", Properties.Resources.ButtonNoColor, new EventHandler(OnClickNoColor));
            _itemsNoColor = new KryptonContextMenuItems();
            _itemsNoColor.Items.Add(_itemNoColor);
            _separatorMoreColors = new KryptonContextMenuSeparator();
            _itemMoreColors = new KryptonContextMenuItem("&More Colors...", new EventHandler(OnClickMoreColors));
            _itemsMoreColors = new KryptonContextMenuItems();
            _itemsMoreColors.Items.Add(_itemMoreColors);
            _kryptonContextMenu.Items.AddRange(new KryptonContextMenuItemBase[] { _separatorTheme, _headingTheme, _colorsTheme,
                                                                                  _separatorStandard, _headingStandard, _colorsStandard,
                                                                                  _separatorRecent, _headingRecent, _colorsRecent,
                                                                                  _separatorNoColor, _itemsNoColor,
                                                                                  _separatorMoreColors, _itemsMoreColors});

            // Create content storage
            _buttonValues = CreateButtonValues(NeedPaintDelegate);
            _buttonValues.TextChanged += new EventHandler(OnButtonTextChanged);
            _images = new DropDownButtonImages(NeedPaintDelegate);

            // Image need an extra redirector to check the local images first
            _paletteDropDownButtonImages = new PaletteRedirectDropDownButton(Redirector, _images);

            // Create the palette storage
            _strings = new PaletteColorButtonStrings();
            _stateCommon = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateDisabled = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateNormal = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateTracking = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _statePressed = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateDefault = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateFocus = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);

            // Create the override handling classes
            _overrideFocus = new PaletteTripleOverride(_stateFocus, _stateNormal,  PaletteState.FocusOverride);
            _overrideNormal = new PaletteTripleOverride(_stateDefault, _overrideFocus, PaletteState.NormalDefaultOverride);
            _overrideTracking = new PaletteTripleOverride(_stateFocus, _stateTracking, PaletteState.FocusOverride);
            _overridePressed = new PaletteTripleOverride(_stateFocus, _statePressed, PaletteState.FocusOverride);

            // Create the view color button instance
            _drawButton = new ViewDrawButton(_stateDisabled,
                                             _overrideNormal,
                                             _overrideTracking,
                                             _overridePressed,
                                             new PaletteMetricRedirect(Redirector),
                                             this,
                                             VisualOrientation.Top,
                                             UseMnemonic);

            // Set default color button state
            _drawButton.DropDown = true;
            _drawButton.Splitter = true;
            _drawButton.TestForFocusCues = true;
            _drawButton.DropDownPalette = _paletteDropDownButtonImages;

            // Create a color button controller to handle button style behaviour
            _buttonController = new ButtonController(_drawButton, NeedPaintDelegate);
            _buttonController.BecomesFixed = true;

            // Assign the controller to the view element to treat as a button
            _drawButton.MouseController = _buttonController;
            _drawButton.KeyController = _buttonController;
            _drawButton.SourceController = _buttonController;

            // Need to know when user clicks the button view or mouse selects it
            _buttonController.Click += new MouseEventHandler(OnButtonClick);
            _buttonController.MouseSelect += new MouseEventHandler(OnButtonSelect);

            // Create the view manager instance
            ViewManager = new ViewManager(this, _drawButton);
        }
        /// <summary>
        /// Initialize a new instance of the KryptonDropButton class.
        /// </summary>
        public KryptonDropButton()
        {
            // We generate click events manually, suppress default
            // production of them by the base Control class
            SetStyle(ControlStyles.StandardClick |
                     ControlStyles.StandardDoubleClick, false);

            // Set default button properties
            _style = ButtonStyle.Standalone;
            _dialogResult = DialogResult.None;
            _useMnemonic = true;

            // Create content storage
            _buttonValues = CreateButtonValues(NeedPaintDelegate);
            _buttonValues.TextChanged += new EventHandler(OnButtonTextChanged);
            _images = new DropDownButtonImages(NeedPaintDelegate);

            // Image need an extra redirector to check the local images first
            _paletteDropDownButtonImages = new PaletteRedirectDropDownButton(Redirector, _images);

            // Create the palette storage
            _stateCommon = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateDisabled = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateNormal = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateTracking = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _statePressed = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateDefault = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateFocus = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);

            // Create the override handling classes
            _overrideFocus = new PaletteTripleOverride(_stateFocus, _stateNormal,  PaletteState.FocusOverride);
            _overrideNormal = new PaletteTripleOverride(_stateDefault, _overrideFocus, PaletteState.NormalDefaultOverride);
            _overrideTracking = new PaletteTripleOverride(_stateFocus, _stateTracking, PaletteState.FocusOverride);
            _overridePressed = new PaletteTripleOverride(_stateFocus, _statePressed, PaletteState.FocusOverride);

            // Create the view button instance
            _drawButton = new ViewDrawButton(_stateDisabled,
                                             _overrideNormal,
                                             _overrideTracking,
                                             _overridePressed,
                                             new PaletteMetricRedirect(Redirector),
                                             this,
                                             VisualOrientation.Top,
                                             UseMnemonic);

            // Set default button state
            _drawButton.DropDown = true;
            _drawButton.Splitter = true;
            _drawButton.TestForFocusCues = true;
            _drawButton.DropDownPalette = _paletteDropDownButtonImages;

            // Create a button controller to handle button style behaviour
            _buttonController = new ButtonController(_drawButton, NeedPaintDelegate);
            _buttonController.BecomesFixed = true;

            // Assign the controller to the view element to treat as a button
            _drawButton.MouseController = _buttonController;
            _drawButton.KeyController = _buttonController;
            _drawButton.SourceController = _buttonController;

            // Need to know when user clicks the button view or mouse selects it
            _buttonController.Click += new MouseEventHandler(OnButtonClick);
            _buttonController.MouseSelect += new MouseEventHandler(OnButtonSelect);

            // Create the view manager instance
            ViewManager = new ViewManager(this, _drawButton);
        }
示例#6
0
        /// <summary>
        /// Create a button controller for the view.
        /// </summary>
        /// <param name="viewButton">View to be controlled.</param>
        /// <param name="needPaint">Paint delegate.</param>
        /// <param name="clickHandler">Reference to click handler.</param>
        /// <returns>Controller instance.</returns>
        public virtual ButtonSpecViewControllers CreateController(ViewDrawButton viewButton,
                                                                  NeedPaintHandler needPaint,
                                                                  MouseEventHandler clickHandler)
        {
            // Create a standard button controller
            _controller = new ButtonController(viewButton, needPaint);
            _controller.BecomesFixed = true;
            _controller.Click += clickHandler;

            // If associated with a tooltip manager then pass mouse messages onto tooltip manager
            IMouseController mouseController = (IMouseController)_controller;
            if (Manager.ToolTipManager != null)
                mouseController = new ToolTipController(Manager.ToolTipManager, viewButton, _controller);

            // Return a collection of controllers
            return new ButtonSpecViewControllers(mouseController, _controller, _controller);
        }
        /// <summary>
        /// Initialize a new instance of the KryptonButton class.
        /// </summary>
        public KryptonButton()
        {
            // We generate click events manually, suppress default
            // production of them by the base Control class
            SetStyle(ControlStyles.StandardClick |
                     ControlStyles.StandardDoubleClick, false);

            // Set default button properties
            _style       = ButtonStyle.Standalone;
            DialogResult = DialogResult.None;
            _orientation = VisualOrientation.Top;
            _useMnemonic = true;

            // Create content storage
            Values              = CreateButtonValues(NeedPaintDelegate);
            Values.TextChanged += OnButtonTextChanged;

            // Create the palette storage
            StateCommon     = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            StateDisabled   = new PaletteTriple(StateCommon, NeedPaintDelegate);
            StateNormal     = new PaletteTriple(StateCommon, NeedPaintDelegate);
            StateTracking   = new PaletteTriple(StateCommon, NeedPaintDelegate);
            StatePressed    = new PaletteTriple(StateCommon, NeedPaintDelegate);
            OverrideDefault = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            OverrideFocus   = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);

            // Create the override handling classes
            _overrideFocus    = new PaletteTripleOverride(OverrideFocus, StateNormal, PaletteState.FocusOverride);
            _overrideNormal   = new PaletteTripleOverride(OverrideDefault, _overrideFocus, PaletteState.NormalDefaultOverride);
            _overrideTracking = new PaletteTripleOverride(OverrideFocus, StateTracking, PaletteState.FocusOverride);
            _overridePressed  = new PaletteTripleOverride(OverrideFocus, StatePressed, PaletteState.FocusOverride);

            // Create the view button instance
            _drawButton = new ViewDrawButton(StateDisabled,
                                             _overrideNormal,
                                             _overrideTracking,
                                             _overridePressed,
                                             new PaletteMetricRedirect(Redirector),
                                             this,
                                             Orientation,
                                             UseMnemonic)
            {
                // Only draw a focus rectangle when focus cues are needed in the top level form
                TestForFocusCues = true
            };

            // Create a button controller to handle button style behaviour
            _buttonController = new ButtonController(_drawButton, NeedPaintDelegate);

            // Assign the controller to the view element to treat as a button
            _drawButton.MouseController  = _buttonController;
            _drawButton.KeyController    = _buttonController;
            _drawButton.SourceController = _buttonController;

            // Need to know when user clicks the button view or mouse selects it
            _buttonController.Click       += OnButtonClick;
            _buttonController.MouseSelect += OnButtonSelect;

            // Create the view manager instance
            ViewManager = new ViewManager(this, _drawButton);
        }
示例#8
0
        private void OnOverflowButtonClick(object sender, MouseEventArgs e)
        {
            // Only allow a single context menu at a time
            if (!_showingContextMenu)
            {
                // Get access to the controller, view and crumb item
                ViewDrawButton   viewButton = sender as ViewDrawButton;
                ButtonController controller = viewButton.MouseController as ButtonController;

                // Create a context menu with a items collection
                KryptonContextMenu kcm = new KryptonContextMenu
                {
                    // Use same palette settings for context menu as the main control
                    Palette = _kryptonBreadCrumb.Palette
                };
                if (kcm.Palette == null)
                {
                    kcm.PaletteMode = _kryptonBreadCrumb.PaletteMode;
                }

                // Add an items collection as the root item of the context menu
                KryptonContextMenuItems items = new KryptonContextMenuItems();
                kcm.Items.Add(items);

                // Store lookup between each menu item and the crumb it represents. Prevents
                // needing to use the menu item tag for remembering association. Leaving the
                // tag free for use by the user.
                _menuItemToCrumb = new MenuItemToCrumb();

                // Create a new menu item to represent each of the invisible crumbs not children of the root
                // (item 0=overflow button, 1=root; 2=child of root, so we start at index 3)
                for (int i = 3; i < Count; i++)
                {
                    if (!this[i].Visible)
                    {
                        KryptonBreadCrumbItem  childCrumb = _buttonToCrumb[(ViewDrawButton)this[i]];
                        KryptonContextMenuItem childMenu  = new KryptonContextMenuItem();

                        // Store 1-to-1 association
                        _menuItemToCrumb.Add(childMenu, childCrumb);

                        // Copy across the display details of the child crumb item
                        childMenu.Text                  = childCrumb.ShortText;
                        childMenu.ExtraText             = childCrumb.LongText;
                        childMenu.Image                 = childCrumb.Image;
                        childMenu.ImageTransparentColor = childCrumb.ImageTransparentColor;
                        childMenu.Click                += OnChildCrumbClick;

                        items.Items.Add(childMenu);
                    }
                }

                // Create a new menu item to represent each of the roots children
                bool firstRoot = true;
                foreach (KryptonBreadCrumbItem childCrumb in _kryptonBreadCrumb.RootItem.Items)
                {
                    // The first time we add an entry
                    if (firstRoot)
                    {
                        // Add a separator if entries already exist
                        if (items.Items.Count > 0)
                        {
                            items.Items.Add(new KryptonContextMenuSeparator());
                        }

                        firstRoot = false;
                    }

                    KryptonContextMenuItem childMenu = new KryptonContextMenuItem();

                    // Store 1-to-1 association
                    _menuItemToCrumb.Add(childMenu, childCrumb);

                    // Copy across the display details of the child crumb item
                    childMenu.Text                  = childCrumb.ShortText;
                    childMenu.ExtraText             = childCrumb.LongText;
                    childMenu.Image                 = childCrumb.Image;
                    childMenu.ImageTransparentColor = childCrumb.ImageTransparentColor;
                    childMenu.Click                += OnChildCrumbClick;

                    items.Items.Add(childMenu);
                }

                // Allow the user a chance to alter the menu contents or cancel it entirely
                ContextPositionMenuArgs cpma = new ContextPositionMenuArgs(kcm, KryptonContextMenuPositionH.Left, KryptonContextMenuPositionV.Below);
                _kryptonBreadCrumb.OnOverflowDropDown(cpma);

                // Is there still the need to show a menu that is not empty?
                if (!cpma.Cancel &&
                    (cpma.KryptonContextMenu != null) &&
                    CommonHelper.ValidKryptonContextMenu(cpma.KryptonContextMenu))
                {
                    // Cache the controller for use in menu close processing, prevents the need to
                    // store anything in the KryptonContextMenu tag and so free up its use to the user.
                    _pressedButtonController = controller;

                    // Show the context menu so user can select the next item for selection
                    cpma.KryptonContextMenu.Closed += OnKryptonContextMenuClosed;
                    cpma.KryptonContextMenu.Show(_kryptonBreadCrumb, _kryptonBreadCrumb.RectangleToScreen(new Rectangle(viewButton.ClientRectangle.X,
                                                                                                                        viewButton.ClientRectangle.Y,
                                                                                                                        viewButton.ClientRectangle.Width * 2,
                                                                                                                        viewButton.ClientRectangle.Height)),
                                                 cpma.PositionH,
                                                 cpma.PositionV);

                    // do not show another context menu whilst this one is visible
                    _showingContextMenu = true;
                }
                else
                {
                    // Button gives a fixed appearance when pressed, without a context menu that is not necessary
                    controller.RemoveFixed();

                    // Clicking item makes it become the selected crumb
                    _kryptonBreadCrumb.SelectedItem = _kryptonBreadCrumb.RootItem;
                }
            }
        }
示例#9
0
        private void OnButtonClick(object sender, MouseEventArgs e)
        {
            // Only allow a single context menu at a time
            if (!_showingContextMenu)
            {
                // Get access to the controller, view and crumb item
                ViewDrawButton        viewButton = sender as ViewDrawButton;
                ButtonController      controller = viewButton.MouseController as ButtonController;
                KryptonBreadCrumbItem breadCrumb = controller.Tag as KryptonBreadCrumbItem;

                // Do we need to show a drop down menu?
                if (viewButton.DropDown && viewButton.SplitRectangle.Contains(e.Location))
                {
                    // Create a context menu with a items collection
                    KryptonContextMenu kcm = new KryptonContextMenu
                    {
                        // Use same palette settings for context menu as the main control
                        Palette = _kryptonBreadCrumb.Palette
                    };
                    if (kcm.Palette == null)
                    {
                        kcm.PaletteMode = _kryptonBreadCrumb.PaletteMode;
                    }

                    // Add an items collection as the root item of the context menu
                    KryptonContextMenuItems items = new KryptonContextMenuItems();
                    kcm.Items.Add(items);

                    // Store lookup between each menu item and the crumb it represents. Prevents
                    // needing to use the menu item tag for remembering association. Leaving the
                    // tag free for use by the user.
                    _menuItemToCrumb = new MenuItemToCrumb();

                    // Create a new menu item to represent each child crumb
                    foreach (KryptonBreadCrumbItem childCrumb in breadCrumb.Items)
                    {
                        KryptonContextMenuItem childMenu = new KryptonContextMenuItem();

                        // Store 1-to-1 association
                        _menuItemToCrumb.Add(childMenu, childCrumb);

                        // Copy across the display details of the child crumb item
                        childMenu.Text                  = childCrumb.ShortText;
                        childMenu.ExtraText             = childCrumb.LongText;
                        childMenu.Image                 = childCrumb.Image;
                        childMenu.ImageTransparentColor = childCrumb.ImageTransparentColor;
                        childMenu.Click                += OnChildCrumbClick;

                        items.Items.Add(childMenu);
                    }

                    // Allow the user a chance to alter the menu contents or cancel it entirely
                    BreadCrumbMenuArgs bcma = new BreadCrumbMenuArgs(breadCrumb, kcm, KryptonContextMenuPositionH.Left, KryptonContextMenuPositionV.Below);
                    _kryptonBreadCrumb.OnCrumbDropDown(bcma);

                    // Is there still the need to show a menu that is not empty?
                    if (!bcma.Cancel &&
                        (bcma.KryptonContextMenu != null) &&
                        CommonHelper.ValidKryptonContextMenu(bcma.KryptonContextMenu))
                    {
                        // Cache the controller for use in menu close processing, prevents the need to
                        // store anything in the KryptonContextMenu tag and so free up its use to the user.
                        _pressedButtonController = controller;

                        // Show the context menu so user can select the next item for selection
                        bcma.KryptonContextMenu.Closed += OnKryptonContextMenuClosed;
                        bcma.KryptonContextMenu.Show(_kryptonBreadCrumb, _kryptonBreadCrumb.RectangleToScreen(new Rectangle(viewButton.SplitRectangle.X - viewButton.SplitRectangle.Width,
                                                                                                                            viewButton.SplitRectangle.Y,
                                                                                                                            viewButton.SplitRectangle.Width * 2,
                                                                                                                            viewButton.SplitRectangle.Height)),
                                                     bcma.PositionH,
                                                     bcma.PositionV);

                        // do not show another context menu whilst this one is visible
                        _showingContextMenu = true;
                    }
                    else
                    {
                        // Button gives a fixed appearance when pressed, without a context menu that is not necessary
                        controller.RemoveFixed();
                    }
                }
                else
                {
                    // Button gives a fixed appearance when pressed, without a context menu that is not necessary
                    controller.RemoveFixed();

                    // Clicking item makes it become the selected crumb
                    _kryptonBreadCrumb.SelectedItem = breadCrumb;
                }
            }
        }
示例#10
0
        /// <summary>
        /// Initialize a new instance of the KryptonDropButton class.
        /// </summary>
        public KryptonDropButton()
        {
            // We generate click events manually, suppress default
            // production of them by the base Control class
            SetStyle(ControlStyles.StandardClick |
                     ControlStyles.StandardDoubleClick, false);

            // Set default button properties
            _style        = ButtonStyle.Standalone;
            _dialogResult = DialogResult.None;
            _useMnemonic  = true;

            // Create content storage
            _buttonValues              = CreateButtonValues(NeedPaintDelegate);
            _buttonValues.TextChanged += new EventHandler(OnButtonTextChanged);
            _images = new DropDownButtonImages(NeedPaintDelegate);

            // Image need an extra redirector to check the local images first
            _paletteDropDownButtonImages = new PaletteRedirectDropDownButton(Redirector, _images);

            // Create the palette storage
            _stateCommon   = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateDisabled = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateNormal   = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateTracking = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _statePressed  = new PaletteTriple(_stateCommon, NeedPaintDelegate);
            _stateDefault  = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);
            _stateFocus    = new PaletteTripleRedirect(Redirector, PaletteBackStyle.ButtonStandalone, PaletteBorderStyle.ButtonStandalone, PaletteContentStyle.ButtonStandalone, NeedPaintDelegate);

            // Create the override handling classes
            _overrideFocus    = new PaletteTripleOverride(_stateFocus, _stateNormal, PaletteState.FocusOverride);
            _overrideNormal   = new PaletteTripleOverride(_stateDefault, _overrideFocus, PaletteState.NormalDefaultOverride);
            _overrideTracking = new PaletteTripleOverride(_stateFocus, _stateTracking, PaletteState.FocusOverride);
            _overridePressed  = new PaletteTripleOverride(_stateFocus, _statePressed, PaletteState.FocusOverride);

            // Create the view button instance
            _drawButton = new ViewDrawButton(_stateDisabled,
                                             _overrideNormal,
                                             _overrideTracking,
                                             _overridePressed,
                                             new PaletteMetricRedirect(Redirector),
                                             this,
                                             VisualOrientation.Top,
                                             UseMnemonic);

            // Set default button state
            _drawButton.DropDown         = true;
            _drawButton.Splitter         = true;
            _drawButton.TestForFocusCues = true;
            _drawButton.DropDownPalette  = _paletteDropDownButtonImages;

            // Create a button controller to handle button style behaviour
            _buttonController = new ButtonController(_drawButton, NeedPaintDelegate);
            _buttonController.BecomesFixed = true;

            // Assign the controller to the view element to treat as a button
            _drawButton.MouseController  = _buttonController;
            _drawButton.KeyController    = _buttonController;
            _drawButton.SourceController = _buttonController;

            // Need to know when user clicks the button view or mouse selects it
            _buttonController.Click       += new MouseEventHandler(OnButtonClick);
            _buttonController.MouseSelect += new MouseEventHandler(OnButtonSelect);

            // Create the view manager instance
            ViewManager = new ViewManager(this, _drawButton);
        }