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Work on combobox

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This commit is contained in:
niksedk 2023-08-08 16:23:53 +02:00
parent 62c992247b
commit ba8521263a
1 changed files with 54 additions and 4 deletions
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58
src/ui/Controls/NikseComboBox.cs
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@ -919,10 +919,7 @@ namespace Nikse.SubtitleEdit.Controls
_textBox.Visible = false;
}
using (var textBrush = new SolidBrush(ButtonForeColor))
{
e.Graphics.DrawString(_textBox.Text, _textBox.Font, textBrush, _textBox.Bounds);
}
DrawText(e, ButtonForeColor);
}
Brush brush;
@ -941,11 +938,64 @@ namespace Nikse.SubtitleEdit.Controls
DrawArrow(e, brush, left, top, height);
}
internal static TextFormatFlags CreateTextFormatFlags(Control control, HorizontalAlignment contentAlignment, bool showEllipsis, bool useMnemonic)
{
var textFormatFlags = TextFormatFlags.TextBoxControl | TextFormatFlags.WordBreak;
if (showEllipsis)
{
textFormatFlags |= TextFormatFlags.EndEllipsis;
}
textFormatFlags |= TextFormatFlags.VerticalCenter;
if (contentAlignment == HorizontalAlignment.Left)
{
textFormatFlags |= TextFormatFlags.Left;
}
else if (contentAlignment == HorizontalAlignment.Center)
{
textFormatFlags |= TextFormatFlags.HorizontalCenter;
}
else if (contentAlignment == HorizontalAlignment.Right)
{
textFormatFlags |= TextFormatFlags.Right;
}
if (control.RightToLeft == RightToLeft.Yes)
{
textFormatFlags |= TextFormatFlags.RightToLeft;
}
textFormatFlags |= !useMnemonic ? TextFormatFlags.NoPrefix : TextFormatFlags.HidePrefix;
return textFormatFlags;
}
private void DrawText(PaintEventArgs e, Color textColor)
{
using (var stringFormat = new StringFormat(StringFormat.GenericDefault))
{
var textFormatFlags = CreateTextFormatFlags(this, _textBox.TextAlign, false, false);
TextRenderer.DrawText(e.Graphics,
_textBox.Text,
_textBox.Font,
new Rectangle(0, 0, Width - 1, Height - 1),
textColor,
textFormatFlags);
}
}
public override RightToLeft RightToLeft
{
get => base.RightToLeft;
set
{
if (_textBox != null)
{
_textBox.RightToLeft = value;
}
base.RightToLeft = value;
Invalidate();
}