private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{// 切换配方项
ListBoxItemInfo itemInfo = listBox1.SelectedItem as ListBoxItemInfo;
if (itemInfo == null)
{
return;
}
// 提示清零
clearZeroForm = new Form();
while (realTimeQuality != 0.0)
{
DialogResult res = MessageBox.Show(clearZeroForm, "请先清零！", null,
MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
if (res == DialogResult.Cancel)
{
break;
}
}
timer2.Stop();
refreshRecipeInfoLabels();
currentSelectedItem = itemInfo;
timer2.Start();
}
private void listBox1_DrawItem(object sender, DrawItemEventArgs e)
{
if (e.Index < 0)
{
return;
}
ListBoxItemInfo it = listBox1.Items[e.Index] as ListBoxItemInfo;
Brush weightBrush;
e.DrawBackground();
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{// 如果被选中，则画出聚焦框
e.DrawFocusRectangle();
weightBrush = Brushes.Black;
}
else
{// 否则根据item存储的颜色来画背景色
Brush br = new SolidBrush(it.BackColor);
//Brush br = new SolidBrush(Color.Yellow);
e.Graphics.FillRectangle(br, e.Bounds);
weightBrush = Brushes.Gray;
}
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
// 设置item的显示信息格式
var powderFont = new Font("微软雅黑", 16, FontStyle.Bold);
e.Graphics.DrawString(it.PowderName, powderFont, Brushes.Black,
e.Bounds, null);
var standardWeightFont = new Font("微软雅黑", 10, FontStyle.Regular);
e.Graphics.DrawString("标准质量为：" + it.StandardQuality + "g", standardWeightFont,
weightBrush, e.Bounds.Left + 3, e.Bounds.Top + 32);
}
