/// <summary>
/// Invoked by the worker thread to update item details.
/// </summary>
/// <param name="info">Item details.</param>
internal void UpdateDetailsInternal(Utility.Tuple<ColumnType, string, object>[] info)
{
if (!isDirty) return;
if (info == null) return;
// File info
foreach (Utility.Tuple<ColumnType, string, object> item in info)
{
switch (item.Item1)
{
case ColumnType.DateAccessed:
mDateAccessed = (DateTime)item.Item3;
break;
case ColumnType.DateCreated:
mDateCreated = (DateTime)item.Item3;
break;
case ColumnType.DateModified:
mDateModified = (DateTime)item.Item3;
break;
case ColumnType.FileSize:
mFileSize = (long)item.Item3;
break;
case ColumnType.FilePath:
mFilePath = (string)item.Item3;
break;
case ColumnType.Dimensions:
mDimensions = (Size)item.Item3;
break;
case ColumnType.Resolution:
mResolution = (SizeF)item.Item3;
break;
case ColumnType.ImageDescription:
mImageDescription = (string)item.Item3;
break;
case ColumnType.EquipmentModel:
mEquipmentModel = (string)item.Item3;
break;
case ColumnType.DateTaken:
mDateTaken = (DateTime)item.Item3;
break;
case ColumnType.Artist:
mArtist = (string)item.Item3;
break;
case ColumnType.Copyright:
mCopyright = (string)item.Item3;
break;
case ColumnType.ExposureTime:
mExposureTime = (float)item.Item3;
break;
case ColumnType.FNumber:
mFNumber = (float)item.Item3;
break;
case ColumnType.ISOSpeed:
mISOSpeed = (ushort)item.Item3;
break;
case ColumnType.UserComment:
mUserComment = (string)item.Item3;
break;
case ColumnType.Rating:
mRating = (ushort)item.Item3;
break;
case ColumnType.Software:
mSoftware = (string)item.Item3;
break;
case ColumnType.FocalLength:
mFocalLength = (float)item.Item3;
break;
case ColumnType.Custom:
string label = item.Item2;
string value = (string)item.Item3;
Guid columnID = Guid.Empty;
foreach (ImageListView.ImageListViewColumnHeader column in mImageListView.Columns)
{
if (label == column.Text)
columnID = column.Guid;
}
if (columnID == Guid.Empty)
{
ImageListView.ImageListViewColumnHeader column = new ImageListView.ImageListViewColumnHeader(ColumnType.Custom, label);
columnID = column.Guid;
}
if (subItems.ContainsKey(columnID))
subItems[columnID] = value;
else
subItems.Add(columnID, value);
break;
default:
throw new Exception("Unknown column type.");
}
}
UpdateRating();
isDirty = false;
}
/// <summary>
/// Initializes a new instance of the ColumnHoverEventArgs class.
/// </summary>
/// <param name="column">The currently hovered column.</param>
/// <param name="previousColumn">The previously hovered column.</param>
public ColumnHoverEventArgs(ImageListView.ImageListViewColumnHeader column, ImageListView.ImageListViewColumnHeader previousColumn)
{
mColumn = column;
mPreviousColumn = previousColumn;
}
/// <summary>
/// Draws the column headers.
/// </summary>
/// <param name="g">The System.Drawing.Graphics to draw on.</param>
/// <param name="column">The ImageListViewColumnHeader to draw.</param>
/// <param name="state">The current view state of column.</param>
/// <param name="bounds">The bounding rectangle of column in client coordinates.</param>
public override void DrawColumnHeader(Graphics g, ImageListView.ImageListViewColumnHeader column, ColumnState state, Rectangle bounds)
{
// Paint background
if (mImageListView.Focused && ((state & ColumnState.Hovered) == ColumnState.Hovered))
{
using (Brush bHovered = new LinearGradientBrush(bounds,
Color.FromArgb(64, 96, 144, 240), Color.FromArgb(196, 96, 144, 240), LinearGradientMode.Vertical))
{
g.FillRectangle(bHovered, bounds);
}
}
else
{
using (Brush bNormal = new LinearGradientBrush(bounds,
Color.FromArgb(32, 128, 128, 128), Color.FromArgb(196, 128, 128, 128), LinearGradientMode.Vertical))
{
g.FillRectangle(bNormal, bounds);
}
}
using (Brush bBorder = new LinearGradientBrush(bounds,
Color.FromArgb(96, 128, 128, 128), Color.FromArgb(128, 128, 128), LinearGradientMode.Vertical))
using (Pen pBorder = new Pen(bBorder))
{
g.DrawLine(pBorder, bounds.Left, bounds.Top, bounds.Left, bounds.Bottom);
g.DrawLine(pBorder, bounds.Left, bounds.Bottom - 1, bounds.Right, bounds.Bottom - 1);
}
using (Pen pen = new Pen(Color.FromArgb(16, Color.White)))
{
g.DrawLine(pen, bounds.Left + 1, bounds.Top + 1, bounds.Left + 1, bounds.Bottom - 2);
g.DrawLine(pen, bounds.Right - 1, bounds.Top + 1, bounds.Right - 1, bounds.Bottom - 2);
}
// Draw the sort arrow
int textOffset = 4;
if (mImageListView.SortOrder != SortOrder.None && mImageListView.SortColumn == column.Type)
{
Image img = null;
if (mImageListView.SortOrder == SortOrder.Ascending)
{
img = ImageListViewResources.SortAscending;
}
else if (mImageListView.SortOrder == SortOrder.Descending)
{
img = ImageListViewResources.SortDescending;
}
g.DrawImageUnscaled(img, bounds.X + 4, bounds.Top + (bounds.Height - img.Height) / 2);
textOffset += img.Width;
}
// Text
bounds.X += textOffset;
bounds.Width -= textOffset;
if (bounds.Width > 4)
{
using (StringFormat sf = new StringFormat())
{
sf.FormatFlags = StringFormatFlags.NoWrap;
sf.Alignment = StringAlignment.Near;
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.EllipsisCharacter;
using (Brush brush = new SolidBrush(Color.White))
{
g.DrawString(column.Text,
(mImageListView.HeaderFont == null ? mImageListView.Font : mImageListView.HeaderFont),
brush, bounds, sf);
}
}
}
}
/// <summary>
/// Initializes a new instance of the ColumnEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
public ColumnEventArgs(ImageListView.ImageListViewColumnHeader column)
{
mColumn = column;
}
/// <summary>
/// Initializes a new instance of the ColumnClickEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
/// <param name="location">The location of the mouse.</param>
/// <param name="buttons">One of the System.Windows.Forms.MouseButtons values
/// indicating which mouse button was pressed.</param>
public ColumnClickEventArgs(ImageListView.ImageListViewColumnHeader column, Point location, MouseButtons buttons)
{
mColumn = column;
mLocation = location;
mButtons = buttons;
}
/// <summary>
/// Initializes a new instance of the ColumnHoverEventArgs class.
/// </summary>
/// <param name="column">The currently hovered column.</param>
/// <param name="previousColumn">The previously hovered column.</param>
public ColumnHoverEventArgs(ImageListView.ImageListViewColumnHeader column, ImageListView.ImageListViewColumnHeader previousColumn)
{
mColumn = column;
mPreviousColumn = previousColumn;
}
/// <summary>
/// Initializes a new instance of the ColumnClickEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
/// <param name="location">The location of the mouse.</param>
/// <param name="buttons">One of the System.Windows.Forms.MouseButtons values
/// indicating which mouse button was pressed.</param>
public ColumnClickEventArgs(ImageListView.ImageListViewColumnHeader column, Point location, MouseButtons buttons)
{
mColumn = column;
mLocation = location;
mButtons = buttons;
}
/// <summary>
/// Initializes a new instance of the ColumnEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
public ColumnEventArgs(ImageListView.ImageListViewColumnHeader column)
{
mColumn = column;
}
