/// <summary>
/// Derive the LgCharRenderProps from the DataGridViewCellStyle and FwTextBoxColumn.
/// </summary>
/// <remarks>Only used with Mono</remarks>
private LgCharRenderProps GetRenderProps(DataGridViewCellStyle cellStyle, FwTextBoxColumn col)
{
Debug.Assert(Platform.IsMono, "This method is only needed on Mono");
var renderProps = new LgCharRenderProps();
renderProps.szFaceName = new ushort[32]; // arrays should be created in constructor, but struct doesn't have one.
renderProps.szFontVar = new ushort[64];
var foreColor = Selected ? cellStyle.SelectionForeColor : cellStyle.ForeColor;
renderProps.clrFore = (uint)foreColor.ToArgb();
// The background behind the characters must be transparent for the correct
// background color to show (at least for Selected).
const uint transparent = 0xC0000000; // FwTextColor.kclrTransparent won't convert to uint
renderProps.clrBack = transparent;
renderProps.ws = col.TextBoxControl.WritingSystemCode;
renderProps.fWsRtl = (byte)(col.TextBoxControl.RightToLeft == RightToLeft.Yes ? 1 : 0);
var font = cellStyle.Font;
renderProps.dympHeight = (int)(font.SizeInPoints * 1000.0); // size in millipoints
int lim = Math.Min(renderProps.szFaceName.Length, font.Name.Length);
for (var i = 0; i < lim; ++i)
{
renderProps.szFaceName[i] = (ushort)font.Name[i];
}
// The rest of these values are set to default values.
renderProps.clrUnder = 0xFFFFFF;
renderProps.nDirDepth = 0;
renderProps.ssv = 0;
renderProps.unt = 0;
renderProps.ttvBold = 0;
renderProps.ttvItalic = 0;
return(renderProps);
}
/// <summary>
/// Draw the text using the FieldWorks IVwGraphicsWin32 interface.
/// </summary>
/// <remarks>Only used with Mono</remarks>
private void DrawFwText(Graphics graphics, Rectangle cellBounds,
string text, DataGridViewCellStyle cellStyle, FwTextBoxColumn col)
{
Debug.Assert(Platform.IsMono, "This method is only needed on Mono");
if (String.IsNullOrEmpty(text))
{
return;
}
IntPtr hdc = graphics.GetHdc();
IVwGraphicsWin32 vg = VwGraphicsWin32Class.Create(); // actually VwGraphicsCairo
try
{
vg.Initialize(hdc);
var renderProps = GetRenderProps(cellStyle, col);
vg.SetupGraphics(ref renderProps);
int x;
int y;
GetLocationForText(cellBounds, (col.TextBoxControl.RightToLeft == RightToLeft.Yes),
vg, text, out x, out y);
vg.PushClipRect(cellBounds);
vg.DrawText(x, y, text.Length, text, 0);
vg.PopClipRect();
}
finally
{
vg.ReleaseDC();
graphics.ReleaseHdc(hdc);
}
}
/// <summary>
/// Paint this DataGridView cell. Overridden to allow RightToLeft display if needed.
/// </summary>
protected override void Paint(Graphics graphics, Rectangle clipBounds, Rectangle cellBounds,
int rowIndex, DataGridViewElementStates cellState, object val, object formattedValue,
string errorText, DataGridViewCellStyle cellStyle,
DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts)
{
FwTextBoxColumn col = OwningColumn as FwTextBoxColumn;
if (formattedValue == null || col == null)
{
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, val, formattedValue, errorText, cellStyle,
advancedBorderStyle, paintParts);
return;
}
// Prepaint
DataGridViewPaintParts pre = DataGridViewPaintParts.Background | DataGridViewPaintParts.SelectionBackground;
pre = pre & paintParts;
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, val, formattedValue, errorText, cellStyle, advancedBorderStyle, pre);
// Paint content
if (!IsInEditMode && (paintParts & DataGridViewPaintParts.ContentForeground) == DataGridViewPaintParts.ContentForeground)
{
DrawFwText(graphics, cellBounds, formattedValue.ToString(), cellStyle, col);
}
// Postpaint
DataGridViewPaintParts post = DataGridViewPaintParts.Border | DataGridViewPaintParts.Focus | DataGridViewPaintParts.ErrorIcon;
post = post & paintParts;
base.Paint(graphics, clipBounds, cellBounds, rowIndex, cellState, val, formattedValue, errorText, cellStyle, advancedBorderStyle, post);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Adds a column with the given name.
/// </summary>
/// <param name="name">Name of the column.</param>
/// <param name="widthPct">The width PCT.</param>
/// ------------------------------------------------------------------------------------
private void AddColumn(string name, int widthPct)
{
FwTextBoxColumn col = new FwTextBoxColumn(m_cache, true);
col.AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
col.HeaderText = name;
col.FillWeight = (float)widthPct;
col.Resizable = DataGridViewTriState.True;
col.StyleSheet = m_stylesheet;
col.UseTextPropsFontForCell = true;
Columns.Add(col);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Initializes the text box control.
/// </summary>
/// <param name="ctrl">The FwTextBox control to initialize.</param>
/// <param name="rowIndex">The row index.</param>
/// <remarks><paramref name="rowIndex"/> is usually the same as RowIndex, except in the
/// case of a shared row (in which case RowIndex is always -1).</remarks>
/// ------------------------------------------------------------------------------------
private void InitializeTextBoxControl(FwTextBoxControl ctrl, int rowIndex)
{
if (rowIndex < 0)
{
return;
}
// The owning column owns the FwTextBoxControl we need
// to edit the cell. So let it do the intialization.
FwTextBoxColumn col = OwningColumn as FwTextBoxColumn;
if (col != null)
{
col.InitializeTextBoxControl(ctrl, GetValue(rowIndex) as ITsString, rowIndex);
}
}
/// --------------------------------------------------------------------------------------
/// <summary>
/// Show checking errors with a status of irrelevant in gray text. Also make sure the
/// font of font for the details column matches the font for the writing system of the
/// cited text that goes in the current cell of that column. Finally, if the cited text
/// is for a characters check and the character is a non-printable character, then
/// show the character's name in red.
/// </summary>
/// --------------------------------------------------------------------------------------
protected override void OnCellFormatting(DataGridViewCellFormattingEventArgs e)
{
base.OnCellFormatting(e);
// Under certain circumstances, this gets set at the bottom of this method.
// This will make sure it's cleared before anything else.
m_detailCellIsForNonPrintableChar = false;
if (e.RowIndex < 0 || e.ColumnIndex < 0 || m_list.Count <= e.RowIndex)
return;
// Make sure we have a checking error.
CheckingError error = m_list[e.RowIndex] as CheckingError;
if (error == null)
return;
// If the check error status is no longer relevant, then make the text
// color gray to indicate that fact.
if (error.Status == CheckingStatus.StatusEnum.Irrelevant)
e.CellStyle.ForeColor = SystemColors.GrayText;
// If we're not dealing with the details column,
// then no more format handling is necessary.
if (e.ColumnIndex != EditorialChecksRenderingsControl.kDetailsCol)
return;
if (m_detailsCol == null)
m_detailsCol = Columns[e.ColumnIndex] as FwTextBoxColumn;
Font fnt = m_detailsCol.Font;
// Get the writing system for the cited text that will be displayed in the cell.
// If that writing system is the same as the column's (which should be default
// vernacular), then no more formatting necessary.
if (error.Details == null)
return; // can't get Ws of null string
int ws = TsStringUtils.GetWsAtOffset(error.Details, 0);
if (ws <= 0)
return; // Something bad happened (TE-8559)
if (ws != m_detailsCol.WritingSystemCode)
{
// At this point, we know the detail columm's writing system (i.e. the default
// vernacular) is different from the writing system for the current cell's cited
// text. Therefore, get the font for the cited text's writing system and return
// that in the cell's style object.
if (!m_detailsColFonts.TryGetValue(ws, out fnt) || fnt.Size != m_detailsCol.Font.Size)
{
m_detailsColFonts[ws] = fnt =
m_styleSheet.GetUiFontForWritingSystem(ws, m_detailsCol.Font.SizeInPoints);
}
e.CellStyle.Font = fnt;
m_detailsCol.SetCellStyleAlignment(ws, e.CellStyle);
}
// Do nothing else if the check result is not for the characters check.
if (error.CheckId != StandardCheckIds.kguidCharacters)
return;
string chr = error.MyNote.CitedText;
if (string.IsNullOrEmpty(chr))
return;
// If the character is a space or control character, then show the character name
// rather than the character itself since, obviously, it couldn't be seen otherwise.
if (Win32.AreCharGlyphsInFont(chr, fnt) && (Icu.IsControl(chr) || Icu.IsSpace(chr)))
{
e.Value = Icu.GetPrettyICUCharName(chr);
e.CellStyle.ForeColor = Color.Red;
e.CellStyle.Font = DefaultCellStyle.Font;
m_detailCellIsForNonPrintableChar = true;
}
}
private LgCharRenderProps GetRenderProps(DataGridViewCellStyle cellStyle, FwTextBoxColumn col)
{
var renderProps = new LgCharRenderProps();
renderProps.szFaceName = new ushort[32]; // arrays should be created in constructor, but struct doesn't have one.
renderProps.szFontVar = new ushort[64];
var foreColor = Selected ? cellStyle.SelectionForeColor : cellStyle.ForeColor;
renderProps.clrFore = (uint)foreColor.ToArgb();
// The background behind the characters must be transparent for the correct
// background color to show (at least for Selected).
const uint transparent = 0xC0000000; // FwTextColor.kclrTransparent won't convert to uint
renderProps.clrBack = transparent;
renderProps.ws = col.TextBoxControl.WritingSystemCode;
renderProps.fWsRtl = (byte)(col.TextBoxControl.RightToLeft == RightToLeft.Yes ? 1 : 0);
var font = cellStyle.Font;
renderProps.dympHeight = (int)(font.SizeInPoints * 1000.0); // size in millipoints
int lim = Math.Min(renderProps.szFaceName.Length, font.Name.Length);
for (var i = 0; i < lim; ++i)
renderProps.szFaceName[i] = (ushort)font.Name[i];
// The rest of these values are set to default values.
renderProps.clrUnder = 0xFFFFFF;
renderProps.nDirDepth = 0;
renderProps.ssv = 0;
renderProps.unt = 0;
renderProps.ttvBold = 0;
renderProps.ttvItalic = 0;
return renderProps;
}
/// <summary>
/// Draw the text using the FieldWorks IVwGraphicsWin32 interface.
/// </summary>
private void DrawFwText(Graphics graphics, Rectangle cellBounds,
string text, DataGridViewCellStyle cellStyle, FwTextBoxColumn col)
{
if (String.IsNullOrEmpty(text))
return;
IntPtr hdc = graphics.GetHdc();
IVwGraphicsWin32 vg = VwGraphicsWin32Class.Create(); // actually VwGraphicsCairo
try
{
vg.Initialize(hdc);
var renderProps = GetRenderProps(cellStyle, col);
vg.SetupGraphics(ref renderProps);
int x;
int y;
GetLocationForText(cellBounds, (col.TextBoxControl.RightToLeft == RightToLeft.Yes),
vg, text, out x, out y);
vg.PushClipRect(cellBounds);
vg.DrawText(x, y, text.Length, text, 0);
vg.PopClipRect();
}
finally
{
vg.ReleaseDC();
graphics.ReleaseHdc(hdc);
}
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Adds a column with the given name.
/// </summary>
/// <param name="name">Name of the column.</param>
/// <param name="widthPct">The width PCT.</param>
/// ------------------------------------------------------------------------------------
private void AddColumn(string name, int widthPct)
{
FwTextBoxColumn col = new FwTextBoxColumn(m_cache, true);
col.AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
col.HeaderText = name;
col.FillWeight = (float)widthPct;
col.Resizable = DataGridViewTriState.True;
col.StyleSheet = m_stylesheet;
col.UseTextPropsFontForCell = true;
Columns.Add(col);
}