/// <summary> Construct and display a message box </summary>
/// <param name="name">Name of message box</param>
/// <param name="parent">Who to attach to as parent</param>
/// <param name="location">Location relative to parent. Set to X=int.MinValue for center</param>
/// <param name="text">Text for message box</param>
/// <param name="caption">Caption for message box </param>
/// <param name="buttons">What buttons to display (OK is the default)</param>
/// <param name="font">What font to display the text in (null = parent font)</param>
/// <param name="backcolor">Back color of box (null = default)</param>
/// <param name="forecolor">Fore color (null = default)</param>
/// <param name="callback">Callback function, called when user has made a selection or hit close (result Cancel). May be null</param>
/// <param name="moveable">Indicate if dialog should be moveable</param>
/// <param name="readonlymarked">Indicate if text is editable</param>
public GLMessageBox(string name,
GLBaseControl parent, Point location,
string text, string caption,
MessageBoxButtons buttons = MessageBoxButtons.OK, Font font = null,
Color?backcolor = null, Color?forecolor = null,
Action <GLMessageBox, DialogResultEnum> callback = null,
bool moveable = true,
bool readonlymarked = true)
{
callbackfunc = callback;
if (font == null)
{
font = new Font("Ms Sans Serif", 12);
}
GLFormConfigurable cf = new GLFormConfigurable(name);
cf.TopMost = true;
cf.Font = font;
if (backcolor != null)
{
cf.BackColor = backcolor.Value;
}
if (forecolor != null)
{
cf.ForeColor = forecolor.Value;
}
GLMultiLineTextBox tb = new GLMultiLineTextBox("MLT", new Rectangle(0, 0, 100, 100), text);
tb.Font = font;
tb.BackColor = Color.Transparent;
tb.ForeColor = cf.ForeColor;
tb.ReadOnly = readonlymarked;
tb.EnableVerticalScrollBar = true;
tb.CursorToTop();
const int butwidth = 80;
const int butheight = 20;
const int textoffsettop = 10;
const int butspacingundertext = 8;
const int butxspacing = 20;
const int textmargin = 4;
const int windowmargin = 10;
Size availablespace = parent.Size;
int windowextrawidth = textmargin + tb.ClientWidthMargin + cf.AutoSizeClientMargin.Width;
int availablewidthforclient = availablespace.Width - windowextrawidth - windowmargin * 2;
int windowsextraheight = textoffsettop + butspacingundertext + butheight + cf.ClientHeightMargin + cf.AutoSizeClientMargin.Height;
int availableheightforclient = availablespace.Height - windowsextraheight - windowmargin * 2;
var estsize = tb.CalculateTextArea(new Size(20, 24), new Size(availablewidthforclient, availableheightforclient));
tb.Bounds = new Rectangle(textmargin, textoffsettop, estsize.Item1.Width, estsize.Item1.Height);
tb.EnableHorizontalScrollBar = estsize.Item2;
int butright = tb.Bounds.Right - butwidth;
int butline = tb.Bounds.Bottom + butspacingundertext;
if (buttons == MessageBoxButtons.AbortRetryIgnore)
{
cf.Add(new GLFormConfigurable.Entry("Ignore", typeof(GLButton), "Ignore", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.Ignore)
{
TabOrder = 0, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("Retry", typeof(GLButton), "Retry", new Point(butright - butwidth - butxspacing, butline), new Size(butwidth, butheight), null, DialogResultEnum.Retry)
{
TabOrder = 1, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("OK", typeof(GLButton), "OK", new Point(butright - (butwidth + butxspacing) * 2, butline), new Size(butwidth, butheight), null, DialogResultEnum.OK)
{
TabOrder = 2, Anchor = AnchorType.AutoPlacement
});
}
else if (buttons == MessageBoxButtons.OKCancel)
{
cf.Add(new GLFormConfigurable.Entry("Cancel", typeof(GLButton), "Cancel", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.Cancel)
{
TabOrder = 0, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("OK", typeof(GLButton), "OK", new Point(butright - butwidth - butxspacing, butline), new Size(butwidth, butheight), null, DialogResultEnum.OK)
{
TabOrder = 1, Anchor = AnchorType.AutoPlacement
});
}
else if (buttons == MessageBoxButtons.RetryCancel)
{
cf.Add(new GLFormConfigurable.Entry("Retry", typeof(GLButton), "Retry", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.Retry)
{
TabOrder = 0, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("OK", typeof(GLButton), "OK", new Point(butright - butwidth - butxspacing, butline), new Size(butwidth, butheight), null, DialogResultEnum.OK)
{
TabOrder = 1, Anchor = AnchorType.AutoPlacement
});
}
else if (buttons == MessageBoxButtons.YesNo)
{
cf.Add(new GLFormConfigurable.Entry("No", typeof(GLButton), "No", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.No)
{
TabOrder = 0, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("Yes", typeof(GLButton), "Yes", new Point(butright - butwidth - butxspacing, butline), new Size(butwidth, butheight), null, DialogResultEnum.Yes)
{
TabOrder = 1, Anchor = AnchorType.AutoPlacement
});
}
else if (buttons == MessageBoxButtons.YesNoCancel)
{
cf.Add(new GLFormConfigurable.Entry("Cancel", typeof(GLButton), "Cancel", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.Cancel)
{
TabOrder = 0, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("No", typeof(GLButton), "No", new Point(butright - butwidth - butxspacing, butline), new Size(butwidth, butheight), null, DialogResultEnum.No)
{
TabOrder = 1, Anchor = AnchorType.AutoPlacement
});
cf.Add(new GLFormConfigurable.Entry("Yes", typeof(GLButton), "Yes", new Point(butright - (butwidth + butxspacing) * 2, butline), new Size(butwidth, butheight), null, DialogResultEnum.Yes)
{
TabOrder = 2, Anchor = AnchorType.AutoPlacement
});
}
else
{
cf.Add(new GLFormConfigurable.Entry("OK", typeof(GLButton), "OK", new Point(butright, butline), new Size(butwidth, butheight), null, DialogResultEnum.OK));
}
cf.Add(new GLFormConfigurable.Entry("MTL-MB", tb));
if (location.X == int.MinValue)
{
cf.InitCentered(caption);
}
else
{
cf.Init(location, caption);
}
cf.Tag = this;
cf.Trigger += (cfg, en, ctrlname, args) =>
{
if (ctrlname == "Close")
{
if (!sentcallback) // close gets called if form is closing, but we may have already below sent a callbackfunc
{
callbackfunc?.Invoke(this, DialogResultEnum.Cancel);
}
}
else if (ctrlname == "Escape")
{
cf.DialogResult = DialogResultEnum.Abort;
callbackfunc?.Invoke(this, cf.DialogResult);
sentcallback = true;
cf.Close();
}
else
{
cf.DialogResult = (DialogResultEnum)en.Tag;
callbackfunc?.Invoke(this, cf.DialogResult);
sentcallback = true;
cf.Close();
}
};
parent.AddToDesktop(cf); // this autosizes the form
cf.AutoSize = false; // now we turn autosize off, and allow it to move
cf.Moveable = moveable;
tb.Width = cf.ClientWidth - textmargin * 2;
}
