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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,223 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Drawing; | ||
| using System.Drawing.Drawing2D; | ||
| using System.Drawing.Imaging; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Windows.Forms; | ||
|
|
||
| namespace NgimuForms.Controls | ||
| { | ||
| public class IconInfo | ||
| { | ||
| public MessageBoxIcon MessageIcon { get; set; } | ||
|
|
||
| public Image Image { get; set; } | ||
|
|
||
| public string Message { get; set; } | ||
|
|
||
| public bool Visible { get; set; } | ||
| } | ||
|
|
||
| public class TextAndIconColumn : DataGridViewTextBoxColumn | ||
| { | ||
| public TextAndIconColumn() | ||
| { | ||
| this.CellTemplate = new TextAndIconCell(); | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// Resize the image to the specified width and height. | ||
| /// </summary> | ||
| /// <param name="image">The image to resize.</param> | ||
| /// <param name="width">The width to resize to.</param> | ||
| /// <param name="height">The height to resize to.</param> | ||
| /// <returns>The resized image.</returns> | ||
| public static Bitmap ResizeImage(Image image, int width, int height) | ||
| { | ||
| var destRect = new Rectangle(0, 0, width, height); | ||
| var destImage = new Bitmap(width, height); | ||
|
|
||
| destImage.SetResolution(image.HorizontalResolution, image.VerticalResolution); | ||
|
|
||
| using (var graphics = Graphics.FromImage(destImage)) | ||
| { | ||
| graphics.CompositingMode = CompositingMode.SourceCopy; | ||
| graphics.CompositingQuality = CompositingQuality.HighQuality; | ||
| graphics.InterpolationMode = InterpolationMode.HighQualityBicubic; | ||
| graphics.SmoothingMode = SmoothingMode.HighQuality; | ||
| graphics.PixelOffsetMode = PixelOffsetMode.HighQuality; | ||
|
|
||
| using (var wrapMode = new ImageAttributes()) | ||
| { | ||
| wrapMode.SetWrapMode(WrapMode.TileFlipXY); | ||
| graphics.DrawImage(image, destRect, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, wrapMode); | ||
| } | ||
| } | ||
|
|
||
| return destImage; | ||
| } | ||
| } | ||
|
|
||
| public class TextAndIconCell : DataGridViewTextBoxCell | ||
| { | ||
| private readonly List<IconInfo> icons = new List<IconInfo>(); | ||
| private Rectangle cellBounds; | ||
|
|
||
| public override object Clone() | ||
| { | ||
| TextAndIconCell c = base.Clone() as TextAndIconCell; | ||
|
|
||
| c.icons.AddRange(this.icons); | ||
|
|
||
| return c; | ||
| } | ||
|
|
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| public int Count => icons.Count; | ||
|
|
||
| public IconInfo this[int index] => icons[index]; | ||
|
|
||
| public void Add(IconInfo icon) | ||
| { | ||
| icons.Add(icon); | ||
| } | ||
|
|
||
| //public Image Image | ||
| //{ | ||
| // get | ||
| // { | ||
| // if (this.OwningColumn == null || | ||
| // this.OwningTextAndImageColumn == null) | ||
| // { | ||
|
|
||
| // return imageValue; | ||
| // } | ||
| // else if (this.imageValue != null) | ||
| // { | ||
| // return this.imageValue; | ||
| // } | ||
| // else | ||
| // { | ||
| // return this.OwningTextAndImageColumn.Image; | ||
| // } | ||
| // } | ||
| // set | ||
| // { | ||
| // if (this.imageValue == value) | ||
| // { | ||
| // return; | ||
| // } | ||
|
|
||
| // this.imageValue = value; | ||
| // this.imageSize = value.Size; | ||
|
|
||
| // Padding inheritedPadding = this.InheritedStyle.Padding; | ||
|
|
||
| // this.Style.Padding = new Padding(inheritedPadding.Left, | ||
| // inheritedPadding.Top, inheritedPadding.Right - (imageSize.Width + 4), | ||
| // inheritedPadding.Bottom); | ||
| // } | ||
| //} | ||
|
|
||
| protected override void Paint(Graphics graphics, Rectangle clipBounds, | ||
| Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, | ||
| object value, object formattedValue, string errorText, | ||
| DataGridViewCellStyle cellStyle, | ||
| DataGridViewAdvancedBorderStyle advancedBorderStyle, | ||
| DataGridViewPaintParts paintParts) | ||
| { | ||
| this.cellBounds = cellBounds; | ||
|
|
||
| int offset = 4; | ||
|
|
||
| foreach (IconInfo info in icons) | ||
| { | ||
| if (info.Visible == false) | ||
| { | ||
| continue; | ||
| } | ||
|
|
||
| offset += info.Image.Width + 4; | ||
| } | ||
|
|
||
| Padding inheritedPadding = this.InheritedStyle.Padding; | ||
|
|
||
| this.Style.Padding = new Padding(inheritedPadding.Left, | ||
| inheritedPadding.Top, inheritedPadding.Right - offset, | ||
| inheritedPadding.Bottom); | ||
|
|
||
| // Paint the base content | ||
| base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, | ||
| value, formattedValue, errorText, cellStyle, | ||
| advancedBorderStyle, paintParts); | ||
|
|
||
| // Draw the image clipped to the cell. | ||
| System.Drawing.Drawing2D.GraphicsContainer container = graphics.BeginContainer(); | ||
|
|
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| graphics.SetClip(cellBounds); | ||
|
|
||
| int x = cellBounds.Right - offset; | ||
|
|
||
| foreach (IconInfo info in icons) | ||
| { | ||
| if (info.Visible == false) | ||
| { | ||
| continue; | ||
| } | ||
|
|
||
| float vOffset = (cellBounds.Top + (cellBounds.Height * 0.5f)) - (info.Image.Height * 0.5f); | ||
|
|
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| graphics.DrawImageUnscaled(info.Image, x, (int) vOffset); | ||
|
|
||
| x += info.Image.Width + 4; | ||
| } | ||
|
|
||
| graphics.EndContainer(container); | ||
| } | ||
|
|
||
| public bool TryClick(Point mouse, out IconInfo iconInfo) | ||
| { | ||
| int offset = 4; | ||
|
|
||
| foreach (IconInfo info in icons) | ||
| { | ||
| if (info.Visible == false) | ||
| { | ||
| continue; | ||
| } | ||
|
|
||
| offset += info.Image.Width + 4; | ||
| } | ||
|
|
||
| int x = cellBounds.Right - offset; | ||
|
|
||
| foreach (IconInfo info in icons) | ||
| { | ||
| if (info.Visible == false) | ||
| { | ||
| continue; | ||
| } | ||
|
|
||
| float vOffset = (cellBounds.Top + (cellBounds.Height * 0.5f)) - (info.Image.Height * 0.5f); | ||
|
|
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| Rectangle imageRect = new Rectangle(x, (int)vOffset, info.Image.Width, info.Image.Height); | ||
|
|
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| if (imageRect.Contains(mouse) == true) | ||
| { | ||
| iconInfo = info; | ||
|
|
||
| return true; | ||
| } | ||
|
|
||
| x += info.Image.Width + 4; | ||
| } | ||
|
|
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| iconInfo = null; | ||
|
|
||
| return false; | ||
| } | ||
|
|
||
| private TextAndIconColumn OwningTextAndImageColumn => this.OwningColumn as TextAndIconColumn; | ||
| } | ||
| } |
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