コード例 #1
0
        /// <summary>
        /// Ensure the correct state palettes are being used.
        /// </summary>
        public override void UpdateStatePalettes()
        {
            IPaletteBack back;

            // If whole navigator is disabled then all of view is disabled
            bool enabled = Navigator.Enabled;

            // If there is no selected page
            if (Navigator.SelectedPage == null)
            {
                // Then use the state defined in the navigator itself
                if (Navigator.Enabled)
                {
                    back = Navigator.StateNormal.Back;
                }
                else
                {
                    back = Navigator.StateDisabled.Back;
                }
            }
            else
            {
                // Use state defined in the selected page
                if (Navigator.SelectedPage.Enabled)
                {
                    back = Navigator.SelectedPage.StateNormal.Back;
                }
                else
                {
                    back = Navigator.SelectedPage.StateDisabled.Back;

                    // If page is disabled then all of view should look disabled
                    enabled = false;
                }
            }

            // Update the view canvas with correct palette source
            _drawPanel.SetPalettes(back);
            _drawPanel.Enabled = enabled;

            // Let base class perform common actions
            base.UpdateStatePalettes();
        }
コード例 #2
0
        /// <summary>
        /// Initialize a new instance of the KryptonGroupPanel class.
        /// </summary>
        /// <param name="alignControl">Container control for alignment.</param>
        /// <param name="stateCommon">Common appearance state to inherit from.</param>
        /// <param name="stateDisabled">Disabled appearance state.</param>
        /// <param name="stateNormal">Normal appearance state.</param>
        /// <param name="layoutHandler">Callback delegate for layout processing.</param>
        public KryptonGroupPanel(Control alignControl,
                                 PaletteDoubleRedirect stateCommon,
                                 PaletteDouble stateDisabled,
                                 PaletteDouble stateNormal,
                                 NeedPaintHandler layoutHandler)
            : base(stateCommon, stateDisabled, stateNormal)
        {
            // Remember the delegate used to notify layouts
            _layoutHandler = layoutHandler;

            // Create the forced overrides to enforce the graphics option we want
            _forcedDisabled = new PaletteBackInheritForced(stateDisabled.Back);
            _forcedNormal   = new PaletteBackInheritForced(stateNormal.Back);

            // We never allow the anti alias option as it prevent transparent background working
            _forcedDisabled.ForceGraphicsHint = PaletteGraphicsHint.None;
            _forcedNormal.ForceGraphicsHint   = PaletteGraphicsHint.None;

            // Set the correct initial palettes
            ViewDrawPanel.SetPalettes(Enabled ? _forcedNormal : _forcedDisabled);

            // Make sure the alignment of the group panel is as that of the parent
            ViewManager.AlignControl = alignControl;
        }