/// <summary>
/// Initialise a new instance of the KryptonRibbonGroupColorButton class.
/// </summary>
public KryptonRibbonGroupColorButton()
{
// Default fields
_enabled = true;
_visible = true;
_checked = false;
_visibleThemes = true;
_visibleStandard = true;
_visibleRecent = true;
_visibleNoColor = true;
_visibleMoreColors = true;
_autoRecentColors = true;
ShortcutKeys = Keys.None;
_imageSmall = _defaultButtonImageSmall;
_imageLarge = _defaultButtonImageLarge;
_textLine1 = "Color";
_textLine2 = string.Empty;
_keyTip = "B";
_selectedColor = Color.Red;
_emptyBorderColor = Color.DarkGray;
_selectedRectSmall = new Rectangle(0, 12, 16, 4);
_selectedRectLarge = new Rectangle(2, 26, 28, 4);
_schemeThemes = ColorScheme.OfficeThemes;
_schemeStandard = ColorScheme.OfficeStandard;
_buttonType = GroupButtonType.Split;
_itemSizeMax = GroupItemSize.Large;
_itemSizeMin = GroupItemSize.Small;
_itemSizeCurrent = GroupItemSize.Large;
ToolTipImageTransparentColor = Color.Empty;
ToolTipTitle = string.Empty;
ToolTipBody = string.Empty;
ToolTipStyle = LabelStyle.SuperTip;
_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, OnClickNoColor);
_itemsNoColor = new KryptonContextMenuItems();
_itemsNoColor.Items.Add(_itemNoColor);
_separatorMoreColors = new KryptonContextMenuSeparator();
_itemMoreColors = new KryptonContextMenuItem("&More Colors...", 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 });
}
private void UpdateRecentColors(Color color)
{
// Do we need to update the recent colors collection?
if (AutoRecentColors)
{
// We do not add to recent colors if it is inside another color columns
foreach (KryptonContextMenuItemBase item in _kryptonContextMenu.Items)
{
// Only interested in the non-recent colors color columns
if ((item is KryptonContextMenuColorColumns) && (item != _colorsRecent))
{
// Cast to correct type
KryptonContextMenuColorColumns colors = (KryptonContextMenuColorColumns)item;
// We do not change the theme or standard entries if they are not to be used
if (((item == _colorsTheme) && !VisibleThemes) ||
((item == _colorsStandard) && !VisibleStandard))
{
continue;
}
// If matching color found, do not add to recent colors
if (colors.ContainsColor(color))
{
return;
}
}
}
// If this color valid and so possible to become a recent color
if (color != Color.Empty)
{
bool found = false;
foreach (Color recentColor in _recentColors)
{
if (recentColor == color)
{
found = true;
break;
}
}
// If the color is not already part of the recent colors
if (!found)
{
// Add to start of the list
_recentColors.Insert(0, color);
// Enforce the maximum number of recent colors
if (_recentColors.Count > MaxRecentColors)
{
_recentColors.RemoveRange(MaxRecentColors, _recentColors.Count - MaxRecentColors);
}
}
}
}
}
/// <summary>
/// Initialize a new instance of the ViewDrawMenuColorColumn class.
/// </summary>
/// <param name="provider">Reference to provider.</param>
/// <param name="colorColumns">Reference to owning color columns entry.</param>
/// <param name="colors">Set of colors to initialize from.</param>\
/// <param name="start">Stating index to use.</param>
/// <param name="end">Ending index to use.</param>
/// <param name="enabled">Is this column enabled</param>
public ViewDrawMenuColorColumn(IContextMenuProvider provider,
KryptonContextMenuColorColumns colorColumns,
Color[] colors,
int start,
int end,
bool enabled)
{
ViewLayoutColorStack vertical = new();
for (var i = start; i < end; i++)
{
vertical.Add(new ViewDrawMenuColorBlock(provider, colorColumns, colors[i],
i == start, i == (end - 1), enabled));
}
Add(vertical);
}
/// <summary>
/// Initialize a new instance of the ViewDrawMenuColorBlock class.
/// </summary>
/// <param name="provider">Reference to provider.</param>
/// <param name="colorColumns">Reference to owning color columns entry.</param>
/// <param name="color">Drawing color for the block.</param>
/// <param name="first">Is this element first in column.</param>
/// <param name="last">Is this element last in column.</param>
/// <param name="enabled">Is this column enabled</param>
public ViewDrawMenuColorBlock(IContextMenuProvider provider,
KryptonContextMenuColorColumns colorColumns,
Color color,
bool first,
bool last,
bool enabled)
{
_provider = provider;
KryptonContextMenuColorColumns = colorColumns;
Color = color;
_first = first;
_last = last;
ItemEnabled = enabled;
_blockSize = colorColumns.BlockSize;
// Use context menu specific version of the radio button controller
MenuColorBlockController mcbc = new(provider.ProviderViewManager, this, this, provider.ProviderNeedPaintDelegate);
mcbc.Click += OnClick;
MouseController = mcbc;
KeyController = mcbc;
}
private ViewLayoutStack CreateColumns(IContextMenuProvider provider,
KryptonContextMenuColorColumns colorColumns,
Color[][] colors,
int start,
int end,
bool enabled)
{
// Create a horizontal stack of columns
ViewLayoutStack columns = new(true)
{
FillLastChild = false
};
// Add each color column
for (var i = 0; i < colors.Length; i++)
{
// Use a separator between each column
if (i > 0)
{
columns.Add(new ViewLayoutSeparator(4));
}
// Add container for the column, this draws the background
ViewDrawMenuColorColumn colorColumn = new(provider, colorColumns, colors[i], start, end, enabled);
private void HookContextMenuEvents(KryptonContextMenuCollection collection, bool hook)
{
// Search for items of interest
foreach (KryptonContextMenuItemBase item in collection)
{
// Hook into color events
if (item is KryptonContextMenuColorColumns)
{
KryptonContextMenuColorColumns columns = (KryptonContextMenuColorColumns)item;
columns.SelectedColor = _selectedColor;
if (hook)
{
columns.TrackingColor += new EventHandler <ColorEventArgs>(OnColumnsTrackingColor);
columns.SelectedColorChanged += new EventHandler <ColorEventArgs>(OnColumnsSelectedColorChanged);
}
else
{
columns.TrackingColor -= new EventHandler <ColorEventArgs>(OnColumnsTrackingColor);
columns.SelectedColorChanged -= new EventHandler <ColorEventArgs>(OnColumnsSelectedColorChanged);
}
}
}
}
