/// <summary>
/// Initialize a new instance of the KryptonCheckBox class.
/// </summary>
public KryptonCheckBox()
{
// Turn off standard click and double click events, we do that manually
SetStyle(ControlStyles.StandardClick |
ControlStyles.StandardDoubleClick, false);
// Set default properties
_style = LabelStyle.NormalControl;
_orientation = VisualOrientation.Top;
_checkPosition = VisualOrientation.Left;
_checked = false;
_threeState = false;
_checkState = CheckState.Unchecked;
_useMnemonic = true;
AutoCheck = true;
// Create content storage
Values = new LabelValues(NeedPaintDelegate);
Values.TextChanged += OnCheckBoxTextChanged;
Images = new CheckBoxImages(NeedPaintDelegate);
// Create palette redirector
_paletteCommonRedirect = new PaletteContentInheritRedirect(Redirector, PaletteContentStyle.LabelNormalControl);
_paletteCheckBoxImages = new PaletteRedirectCheckBox(Redirector, Images);
// Create the palette provider
StateCommon = new PaletteContent(_paletteCommonRedirect, NeedPaintDelegate);
StateDisabled = new PaletteContent(StateCommon, NeedPaintDelegate);
StateNormal = new PaletteContent(StateCommon, NeedPaintDelegate);
OverrideFocus = new PaletteContent(_paletteCommonRedirect, NeedPaintDelegate);
// Override the normal values with the focus, when the control has focus
_overrideNormal = new PaletteContentInheritOverride(OverrideFocus, StateNormal, PaletteState.FocusOverride, false);
// Our view contains background and border with content inside
_drawContent = new ViewDrawContent(_overrideNormal, this, VisualOrientation.Top)
{
UseMnemonic = _useMnemonic,
// Only draw a focus rectangle when focus cues are needed in the top level form
TestForFocusCues = true
};
// Create the check box image drawer and place inside element so it is always centered
_drawCheckBox = new ViewDrawCheckBox(_paletteCheckBoxImages)
{
CheckState = _checkState
};
_layoutCenter = new ViewLayoutCenter
{
_drawCheckBox
};
// Place check box on the left and the label in the remainder
_layoutDocker = new ViewLayoutDocker
{
{ _layoutCenter, ViewDockStyle.Left },
{ _drawContent, ViewDockStyle.Fill }
};
// Need a controller for handling mouse input
_controller = new CheckBoxController(_drawCheckBox, _layoutDocker, NeedPaintDelegate);
_controller.Click += OnControllerClick;
_controller.Enabled = true;
_layoutDocker.MouseController = _controller;
_layoutDocker.KeyController = _controller;
// Change the layout to match the inital right to left setting and orientation
UpdateForOrientation();
// Create the view manager instance
ViewManager = new ViewManager(this, _layoutDocker);
// We want to be auto sized by default, but not the property default!
AutoSize = true;
AutoSizeMode = AutoSizeMode.GrowAndShrink;
}
/// <summary>
/// Key has been pressed down.
/// </summary>
/// <param name="c">Reference to the source control instance.</param>
/// <param name="e">A KeyEventArgs that contains the event data.</param>
/// <exception cref="ArgumentNullException"></exception>
public virtual void KeyDown(Control c, KeyEventArgs e)
{
Debug.Assert(c != null);
Debug.Assert(e != null);
// Validate incoming references
if (c == null)
{
throw new ArgumentNullException(nameof(c));
}
if (e == null)
{
throw new ArgumentNullException(nameof(e));
}
if (ViewManager != null)
{
switch (e.KeyCode)
{
case Keys.Tab:
ViewManager.KeyTab(e.Shift);
return;
}
}
// Get the current focus date
DateTime focusDate = _months.FocusDay ?? (_monthCalendar?.SelectionStart ?? _months.Calendar.SelectionStart);
DateTime anchorDate = _months.AnchorDay ?? (_monthCalendar?.SelectionStart ?? _months.Calendar.SelectionStart);
// Use keyboard to modify the new focus date
switch (e.KeyCode)
{
case Keys.Left:
focusDate = e.Control ? focusDate.AddMonths(-1) : focusDate.AddDays(-1);
break;
case Keys.Right:
focusDate = e.Control ? focusDate.AddMonths(1) : focusDate.AddDays(1);
break;
case Keys.Up:
focusDate = focusDate.AddDays(-7);
break;
case Keys.Down:
focusDate = focusDate.AddDays(7);
break;
case Keys.Home:
if (e.Control)
{
focusDate = focusDate.AddMonths(-1);
focusDate = new DateTime(focusDate.Year, focusDate.Month, 1);
}
else
{
focusDate = new DateTime(focusDate.Year, focusDate.Month, 1);
}
break;
case Keys.End:
if (e.Control)
{
focusDate = focusDate.AddMonths(1);
focusDate = new DateTime(focusDate.Year, focusDate.Month, 1);
focusDate = focusDate.AddMonths(1).AddDays(-1);
}
else
{
focusDate = new DateTime(focusDate.Year, focusDate.Month, 1);
focusDate = focusDate.AddMonths(1).AddDays(-1);
}
break;
case Keys.PageUp:
focusDate = e.Control ? focusDate.AddMonths(-1 * _months.Months) : focusDate.AddMonths(-1);
break;
case Keys.PageDown:
focusDate = e.Control ? focusDate.AddMonths(1 * _months.Months) : focusDate.AddMonths(1);
break;
case Keys.Enter:
case Keys.Space:
if ((_monthCalendar != null) && _monthCalendar.AutoClose && (_months.Provider != null))
{
// Is the menu capable of being closed?
if (_months.Provider.ProviderCanCloseMenu)
{
// Ask the original context menu definition, if we can close
CancelEventArgs cea = new CancelEventArgs();
_months.Provider.OnClosing(cea);
if (!cea.Cancel)
{
// Close the menu from display and pass in the item clicked as the reason
_months.Provider.OnClose(new CloseReasonEventArgs(ToolStripDropDownCloseReason.Keyboard));
}
}
}
break;
}
// If the max selection count is 1 then always treat the new selection as the new focus
// day we have just calculated. If the shift key is not pressed then definitely treat as
// a single day selection.
if ((_months.Calendar.MaxSelectionCount == 1) || !e.Shift)
{
_months.AnchorDay = focusDate;
_months.FocusDay = focusDate;
_months.Calendar.SetSelectionRange(focusDate, focusDate);
if (ViewManager != null)
{
_needPaint(this, new NeedLayoutEventArgs(true));
}
}
else
{
DateTime startDate = _months.Calendar.SelectionStart;
DateTime endDate = _months.Calendar.SelectionEnd;
if (focusDate < anchorDate)
{
// Cannot extend selection beyond the max selection count
if ((anchorDate - focusDate).Days >= _months.Calendar.MaxSelectionCount)
{
focusDate = anchorDate.AddDays(-(_months.Calendar.MaxSelectionCount - 1));
}
startDate = focusDate;
endDate = anchorDate;
}
else if (focusDate > anchorDate)
{
// Cannot extend selection beyond the max selection count
if ((focusDate - anchorDate).Days >= _months.Calendar.MaxSelectionCount)
{
focusDate = anchorDate.AddDays(_months.Calendar.MaxSelectionCount - 1);
}
startDate = anchorDate;
endDate = focusDate;
}
_months.AnchorDay = anchorDate;
_months.FocusDay = focusDate;
_months.Calendar.SetSelectionRange(startDate, endDate);
if (ViewManager != null)
{
_needPaint(this, new NeedLayoutEventArgs(true));
}
}
}
/// <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);
}
/// <summary>
/// Mouse has entered the view.
/// </summary>
/// <param name="c">Reference to the source control instance.</param>
public virtual void MouseEnter(Control c)
{
_mouseOver = true;
ViewManager?.SetTarget(this, true);
}
