/// <include file='doc\CheckBoxRenderer.uex' path='docs/doc[@for="CheckBoxRenderer.DrawCheckBox3"]/*' />
/// <devdoc>
/// <para>
/// Renders a CheckBox control.
/// </para>
/// </devdoc>
public static void DrawCheckBox(Graphics g, Point glyphLocation, Rectangle textBounds, string checkBoxText, Font font, TextFormatFlags flags, bool focused, CheckBoxState state)
{
Rectangle glyphBounds = new Rectangle(glyphLocation, GetGlyphSize(g, state));
Color textColor;
if (RenderWithVisualStyles)
{
InitializeRenderer((int)state);
visualStyleRenderer.DrawBackground(g, glyphBounds);
textColor = visualStyleRenderer.GetColor(ColorProperty.TextColor);
}
else
{
if (IsMixed(state))
{
ControlPaint.DrawMixedCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
else
{
ControlPaint.DrawCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
textColor = SystemColors.ControlText;
}
TextRenderer.DrawText(g, checkBoxText, font, textBounds, textColor, flags);
if (focused)
{
ControlPaint.DrawFocusRectangle(g, textBounds);
}
}
void DrawCheckBox(PaintEventArgs e, LayoutData layout)
{
Graphics g = e.Graphics;
Region original = g.Clip;
ButtonState style = (ButtonState)0;
if (CheckState == CheckState.Unchecked)
{
style |= ButtonState.Normal;
}
else
{
style |= ButtonState.Checked;
}
if (!Enabled)
{
style |= ButtonState.Inactive;
}
if (base.MouseIsDown)
{
style |= ButtonState.Pushed;
}
if (CheckState == CheckState.Indeterminate)
{
ControlPaint.DrawMixedCheckBox(g, layout.checkBounds, style);
}
else
{
ControlPaint.DrawCheckBox(g, layout.checkBounds, style);
}
}
/// <include file='doc\DataGridBoolColumn.uex' path='docs/doc[@for="DataGridBoolColumn.Paint2"]/*' />
/// <devdoc>
/// <para>Draws the <see cref='System.Windows.Forms.DataGridBoolColumn'/> with the given <see cref='System.Drawing.Graphics'/>, <see cref='System.Drawing.Rectangle'/>,
/// row number, <see cref='System.Drawing.Brush'/>, and <see cref='System.Drawing.Color'/>. </para>
/// </devdoc>
protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum,
Brush backBrush, Brush foreBrush,
bool alignToRight)
{
object value = (isEditing && editingRow == rowNum) ? currentValue : GetColumnValueAtRow(source, rowNum);
ButtonState checkedState = ButtonState.Inactive;
if (!Convert.IsDBNull(value))
{
checkedState = ((bool)value ? ButtonState.Checked : ButtonState.Normal);
}
Rectangle box = GetCheckBoxBounds(bounds, alignToRight);
Region r = g.Clip;
g.ExcludeClip(box);
System.Drawing.Brush selectionBrush = this.DataGridTableStyle.IsDefault ? this.DataGridTableStyle.DataGrid.SelectionBackBrush : this.DataGridTableStyle.SelectionBackBrush;
if (isSelected && editingRow == rowNum && !IsReadOnly())
{
g.FillRectangle(selectionBrush, bounds);
}
else
{
g.FillRectangle(backBrush, bounds);
}
g.Clip = r;
if (checkedState == ButtonState.Inactive)
{
ControlPaint.DrawMixedCheckBox(g, box, ButtonState.Checked);
}
else
{
ControlPaint.DrawCheckBox(g, box, checkedState);
}
// if the column is read only we should still show selection
if (IsReadOnly() && isSelected && source.Position == rowNum)
{
bounds.Inflate(-1, -1);
System.Drawing.Pen pen = new System.Drawing.Pen(selectionBrush);
pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
g.DrawRectangle(pen, bounds);
pen.Dispose();
// restore the bounds rectangle
bounds.Inflate(1, 1);
}
}
public static void DrawCheckBox(Graphics g, Point glyphLocation, CheckBoxState state)
{
Rectangle bounds = new Rectangle(glyphLocation, GetGlyphSize(g, state));
if (RenderWithVisualStyles)
{
InitializeRenderer((int)state);
visualStyleRenderer.DrawBackground(g, bounds);
}
else if (IsMixed(state))
{
ControlPaint.DrawMixedCheckBox(g, bounds, ConvertToButtonState(state));
}
else
{
ControlPaint.DrawCheckBox(g, bounds, ConvertToButtonState(state));
}
}
protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum, Brush backBrush, Brush foreBrush, bool alignToRight)
{
object obj2 = (this.isEditing && (this.editingRow == rowNum)) ? this.currentValue : this.GetColumnValueAtRow(source, rowNum);
ButtonState inactive = ButtonState.Inactive;
if (!Convert.IsDBNull(obj2))
{
inactive = ((bool)obj2) ? ButtonState.Checked : ButtonState.Normal;
}
Rectangle checkBoxBounds = this.GetCheckBoxBounds(bounds, alignToRight);
Region clip = g.Clip;
g.ExcludeClip(checkBoxBounds);
Brush brush = this.DataGridTableStyle.IsDefault ? this.DataGridTableStyle.DataGrid.SelectionBackBrush : this.DataGridTableStyle.SelectionBackBrush;
if ((this.isSelected && (this.editingRow == rowNum)) && !this.IsReadOnly())
{
g.FillRectangle(brush, bounds);
}
else
{
g.FillRectangle(backBrush, bounds);
}
g.Clip = clip;
if (inactive == ButtonState.Inactive)
{
ControlPaint.DrawMixedCheckBox(g, checkBoxBounds, ButtonState.Checked);
}
else
{
ControlPaint.DrawCheckBox(g, checkBoxBounds, inactive);
}
if ((this.IsReadOnly() && this.isSelected) && (source.Position == rowNum))
{
bounds.Inflate(-1, -1);
Pen pen = new Pen(brush)
{
DashStyle = DashStyle.Dash
};
g.DrawRectangle(pen, bounds);
pen.Dispose();
bounds.Inflate(1, 1);
}
}
/// <summary>
/// Renders a CheckBox control.
/// </summary>
public static void DrawCheckBox(Graphics g, Point glyphLocation, CheckBoxState state)
{
if (RenderWithVisualStyles)
{
DrawCheckBoxWithVisualStyles(g, glyphLocation, state);
}
else
{
Rectangle glyphBounds = new Rectangle(glyphLocation, GetGlyphSize(g, state));
if (IsMixed(state))
{
ControlPaint.DrawMixedCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
else
{
ControlPaint.DrawCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
}
}
internal static void DrawCheckBox(Graphics g, Point glyphLocation, CheckBoxState state, IntPtr hWnd)
{
Rectangle glyphBounds = new Rectangle(glyphLocation, GetGlyphSize(g, state, hWnd));
if (RenderWithVisualStyles)
{
InitializeRenderer((int)state);
using var hdc = new DeviceContextHdcScope(g);
visualStyleRenderer.DrawBackground(hdc, glyphBounds, hWnd);
}
else
{
if (IsMixed(state))
{
ControlPaint.DrawMixedCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
else
{
ControlPaint.DrawCheckBox(g, glyphBounds, ConvertToButtonState(state));
}
}
}
public static void DrawCheckBox(Graphics g, Point_ glyphLocation, Rectangle_ textBounds, string checkBoxText, Font font, TextFormatFlags flags, Image image, Rectangle_ imageBounds, bool focused, CheckBoxState state)
{
Rectangle_ bounds = new Rectangle_(glyphLocation, GetGlyphSize(g, state));
if (Application.RenderWithVisualStyles || always_use_visual_styles == true)
{
VisualStyleRenderer vsr = GetCheckBoxRenderer(state);
vsr.DrawBackground(g, bounds);
if (image != null)
{
vsr.DrawImage(g, imageBounds, image);
}
if (focused)
{
ControlPaint.DrawFocusRectangle(g, textBounds);
}
if (checkBoxText != String.Empty)
{
if (state == CheckBoxState.CheckedDisabled || state == CheckBoxState.MixedDisabled || state == CheckBoxState.UncheckedDisabled)
{
TextRenderer.DrawText(g, checkBoxText, font, textBounds, SystemColors.GrayText, flags);
}
else
{
TextRenderer.DrawText(g, checkBoxText, font, textBounds, SystemColors.ControlText, flags);
}
}
}
else
{
switch (state)
{
case CheckBoxState.CheckedDisabled:
case CheckBoxState.MixedDisabled:
case CheckBoxState.MixedPressed:
ControlPaint.DrawCheckBox(g, bounds, ButtonState.Inactive | ButtonState.Checked);
break;
case CheckBoxState.CheckedHot:
case CheckBoxState.CheckedNormal:
ControlPaint.DrawCheckBox(g, bounds, ButtonState.Checked);
break;
case CheckBoxState.CheckedPressed:
ControlPaint.DrawCheckBox(g, bounds, ButtonState.Pushed | ButtonState.Checked);
break;
case CheckBoxState.MixedHot:
case CheckBoxState.MixedNormal:
ControlPaint.DrawMixedCheckBox(g, bounds, ButtonState.Checked);
break;
case CheckBoxState.UncheckedDisabled:
case CheckBoxState.UncheckedPressed:
ControlPaint.DrawCheckBox(g, bounds, ButtonState.Inactive);
break;
case CheckBoxState.UncheckedHot:
case CheckBoxState.UncheckedNormal:
ControlPaint.DrawCheckBox(g, bounds, ButtonState.Normal);
break;
}
if (image != null)
{
g.DrawImage(image, imageBounds);
}
if (focused)
{
ControlPaint.DrawFocusRectangle(g, textBounds);
}
if (checkBoxText != String.Empty)
{
TextRenderer.DrawText(g, checkBoxText, font, textBounds, SystemColors.ControlText, flags);
}
}
}