Source/PopupItemControl.cs

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using System;
using System.Text;
using System.Windows.Forms;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using DevComponents.DotNetBar.Rendering;

namespace DevComponents.DotNetBar
{
    public abstract class PopupItemControl: Control, IThemeCache, IMessageHandlerClient,
        IOwnerMenuSupport, IOwner, IRenderingSupport, IAccessibilitySupport, IOwnerLocalize
    {
        #region Events
        /// <summary>
        /// Occurs when popup of type container is loading.
        /// </summary>
        [Description("Occurs when popup of type container is loading.")]
        public event EventHandler PopupContainerLoad;

        /// <summary>
        /// Occurs when popup of type container is unloading.
        /// </summary>
        [Description("Occurs when popup of type container is unloading.")]
        public event EventHandler PopupContainerUnload;

        /// <summary>
        /// Occurs when popup item is about to open.
        /// </summary>
        [Description("Occurs when popup item is about to open.")]
        public event EventHandler PopupOpen;

        /// <summary>
        /// Occurs when popup item is closing.
        /// </summary>
        [Description("Occurs when popup item is closing.")]
        public event EventHandler PopupClose;

        /// <summary>
        /// Occurs just before popup window is shown.
        /// </summary>
        [Description("Occurs just before popup window is shown.")]
        public event EventHandler PopupShowing;

        /// <summary>
        /// Occurs when Control is looking for translated text for one of the internal text that are
        /// displayed on menus, toolbars and customize forms. You need to set Handled=true if you want
        /// your custom text to be used instead of the built-in system value.
        /// </summary>
        public event DotNetBarManager.LocalizeStringEventHandler LocalizeString;
        #endregion

        #region Private Variables
        private PopupItem m_PopupItem = null;
        private ColorScheme m_ColorScheme = null;
        private bool m_AntiAlias = false;
        private bool m_FilterInstalled = false;
        private bool m_MenuEventSupport = false;
        private bool m_MenuFocus = false;
        private Timer m_ActiveWindowTimer = null;