using System.ComponentModel;
using System.Drawing;
using System.Windows.Forms;

namespace TaskbarLib.DesktopIntegration.WindowsForms
{
    /// <summary>
    /// Contains extension methods for easier Windows Forms interop.
    /// </summary>
    public static class WindowsFormsExtensions
    {
        /// <summary>
        /// Sets this form's application id.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="appId">The application id.</param>
        public static void SetAppId(this Form form, string appId)
        {
            Windows7Taskbar.SetWindowAppId(form.Handle, appId);
        }

        /// <summary>
        /// Gets this form's application id.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <returns>The form's application id.</returns>
        public static string GetAppId(this Form form)
        {
            return Windows7Taskbar.GetWindowAppId(form.Handle);
        }

        /// <summary>
        /// Enables custom window preview on this form, meaning that
        /// the DWM will send messages when a live thumbnail preview
        /// or a live peek will be necessary.
        /// </summary>
        /// <param name="form">The form.</param>
        public static void EnableCustomWindowPreview(this Form form)
        {
            Windows7Taskbar.EnableCustomWindowPreview(form.Handle);
        }

        /// <summary>
        /// Disables custom window preview on this form, meaning that
        /// the DWM will not send messages when a live thumbnail preview
        /// or a live peek will be necessary, but instead rely on its
        /// default rendering.
        /// </summary>
        /// <param name="form">The form.</param>
        public static void DisableCustomWindowPreview(this Form form)
        {
            Windows7Taskbar.DisableCustomWindowPreview(form.Handle);
        }

        /// <summary>
        /// Sets this form's iconic thumbnail to the specified bitmap.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="bitmap">The bitmap.</param>
        public static void SetIconicThumbnail(this Form form, Bitmap bitmap)
        {
            Windows7Taskbar.SetIconicThumbnail(form.Handle, bitmap);
        }

        /// <summary>
        /// Sets this form's peek (live preview) bitmap.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="bitmap">The bitmap.</param>
        /// <param name="displayFrame">Whether to display a standard window
        /// frame around the bitmap.</param>
        public static void SetPeekBitmap(this Form form, Bitmap bitmap, bool displayFrame)
        {
            Windows7Taskbar.SetPeekBitmap(form.Handle, bitmap, displayFrame);
        }

        /// <summary>
        /// Draws the specified overlay icon over this form's taskbar button.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="icon">The overlay icon.</param>
        /// <param name="description">The overlay icon's description.</param>
        public static void SetTaskbarOverlayIcon(this Form form, Icon icon, string description)
        {
            Windows7Taskbar.SetTaskbarOverlayIcon(form.Handle, icon, description);
        }

        /// <summary>
        /// Sets the progress bar in the containing form's taskbar button
        /// to this progress bar's progress.
        /// </summary>
        /// <param name="progressBar">The progress bar.</param>
        public static void SetTaskbarProgress(ProgressBar progressBar)
        {
            Form form = (Form)progressBar.TopLevelControl;

            //Approximation:
            ulong maximum = (ulong)(progressBar.Maximum - progressBar.Minimum);
            ulong progress = (ulong)(progressBar.Value - progressBar.Minimum);

            Windows7Taskbar.SetProgressState(form.Handle, Windows7Taskbar.ThumbnailProgressState.Normal);
            Windows7Taskbar.SetProgressValue(form.Handle, progress, maximum);
        }

        /// <summary>
        /// Sets the progress bar in the containing form's taskbar button
        /// to this toolstrip progress bar's progress.
        /// </summary>
        /// <param name="progressBar">The progress bar.</param>
        public static void SetTaskbarProgress(ToolStripProgressBar progressBar)
        {
            Form form = (Form)progressBar.Control.TopLevelControl;

            //Approximation:
            ulong maximum = (ulong)(progressBar.Maximum - progressBar.Minimum);
            ulong progress = (ulong)(progressBar.Value - progressBar.Minimum);

            Windows7Taskbar.SetProgressState(form.Handle, Windows7Taskbar.ThumbnailProgressState.Normal);
            Windows7Taskbar.SetProgressValue(form.Handle, progress, maximum);
        }

        /// <summary>
        /// Sets the progress bar of this form's taskbar button to the
        /// specified percentage.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="percent">The progress percentage.</param>
        public static void SetTaskbarProgress(this Form form, float percent)
        {
            Windows7Taskbar.SetProgressState(form.Handle, Windows7Taskbar.ThumbnailProgressState.Normal);
            Windows7Taskbar.SetProgressValue(form.Handle, (ulong)percent, 100);
        }

        /// <summary>
        /// Sets the progress bar of this form's taskbar button to the
        /// specified state.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="state">The taskbar progress state.</param>
        public static void SetTaskbarProgressState(this Form form, Windows7Taskbar.ThumbnailProgressState state)
        {
            Windows7Taskbar.SetProgressState(form.Handle, state);
        }

        /// <summary>
        /// Creates a taskbar thumbnail button manager for this form.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <returns>An object of type <see cref="ThumbButtonManager"/>
        /// that can be used to add and manage thumbnail toolbar buttons.</returns>
        public static ThumbButtonManager CreateThumbButtonManager(this Form form)
        {
            return new ThumbButtonManager(form.Handle);
        }

        /// <summary>
        /// Creates a jump list manager for this form.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <returns>An object of type <see cref="JumpListManager"/>
        /// that can be used to manage the application's jump list.</returns>
        public static JumpListManager CreateJumpListManager(this Form form)
        {
            return new JumpListManager(form.Handle);
        }

        /// <summary>
        /// Specifies that only a portion of the form's client area
        /// should be used in the form's thumbnail.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="clipRect">The rectangle that specifies the clipped region.</param>
        public static void SetThumbnailClip(this Form form, Rectangle clipRect)
        {
            Windows7Taskbar.SetThumbnailClip(form.Handle, clipRect);
        }

        /// <summary>
        /// Sets the specified form's thumbnail tooltip.
        /// </summary>
        /// <param name="form">The form.</param>
        /// <param name="tooltip">The tooltip text.</param>
        public static void SetThumbnailTooltip(this Form form, string tooltip)
        {
            Windows7Taskbar.SetThumbnailTooltip(form.Handle, tooltip);
        }

    }
}