private void TryApplyVars(IElement ele, string varName, string varValue)
{
if (ele is TextElement)
{
TextElement txt = ele as TextElement;
if (txt.Text.Contains(varName))
{
txt.Text = txt.Text.Replace(varName, varValue);
}
}
else if (ele is MultlineTextElement)
{
MultlineTextElement txt = ele as MultlineTextElement;
if (txt.Text.Contains(varName))
{
txt.Text = txt.Text.Replace(varName, varValue);
}
}
else if (ele is IElementGroup)
{
foreach (IElement subEle in (ele as IElementGroup).Elements)
{
TryApplyVars(subEle, varName, varValue);
}
}
}
private void GetTextFromMultilineTextBox(TextBox box)
{
string text = box.Text;
if (_currentHost == null)
{
return;
}
MultlineTextElement ele = box.Tag as MultlineTextElement;
if (ele == null)
{
return;
}
if (String.IsNullOrEmpty(text))
{
_currentHost.Container.Controls.Remove(box);
_txtEle.Visible = true;
_currentHost.Render();
return;
}
_currentHost.Container.Controls.Remove(box);
ele.Text = text;
ele.Visible = true;
//ele.ApplySize(box.Width - _txtEle.Size.Width * _scale, 0);
_currentHost.Render();
box.Tag = null;
box.Clear();
box.Visible = false;
box = null;
}
private void CreatMultlineTextbox(ILayoutHost host, MultlineTextElement multlineTextElement)
{
multlineTextElement.Visible = false;
TextBox txtBox = new TextBox();
txtBox.Tag = multlineTextElement;
txtBox.Multiline = true;
txtBox.Capture = true;
txtBox.Font = new Font(multlineTextElement.Font.FontFamily, multlineTextElement.Font.Size * _scale); //_txtEle.Font;
txtBox.Text = multlineTextElement.Text;
txtBox.BorderStyle = BorderStyle.FixedSingle;
txtBox.ForeColor = multlineTextElement.Color;
float x = multlineTextElement.Location.X;
float y = multlineTextElement.Location.Y;
host.LayoutRuntime.Layout2Screen(ref x, ref y);
txtBox.Location = new Point((int)x + LayoutControl.RULER_HEIGHT + 4, (int)y + LayoutControl.RULER_HEIGHT + 2);
txtBox.Width = (int)(multlineTextElement.Size.Width * _scale);
txtBox.Height = (int)(multlineTextElement.Size.Height * _scale);
_currentHost.Container.Controls.Add(txtBox);
txtBox.BringToFront();
txtBox.Focus(); //必须在其它的属性设置完成之后设置焦点才有作用
//txtBox.KeyDown += new KeyEventHandler(txtBox_KeyDown);
txtBox.TextChanged += new EventHandler(txtBox_TextChanged); //设置文本框的宽随文本的宽度改变
txtBox.LostFocus += new EventHandler(txtBox_LostFocus);
_originWid = txtBox.Width;
}
void txtBox_TextChanged(object sender, EventArgs e)
{
TextBox box = sender as TextBox;
MultlineTextElement ele = box.Tag as MultlineTextElement;
if (ele == null)
{
return;
}
//System.Drawing.Graphics grp = System.Drawing.Graphics.FromHwnd(box.Handle);
//int width = (int)ele.Size.Width;//(int)grp.MeasureString(box.Text, box.Font).Width;
//grp.Dispose();
//if (width > _originWid)
// box.Width = width;
}