protected virtual void OnContentsResized(ContentsResizedEventArgs e)
{
ContentsResizedEventHandler eh = (ContentsResizedEventHandler)(Events[ContentsResizedEvent]);
if (eh != null)
{
eh(this, e);
}
}
/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// contentsresizedeventhandler.BeginInvoke(sender, e, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this ContentsResizedEventHandler contentsresizedeventhandler, Object sender, ContentsResizedEventArgs e, AsyncCallback callback)
{
if (contentsresizedeventhandler == null)
{
throw new ArgumentNullException("contentsresizedeventhandler");
}
return(contentsresizedeventhandler.BeginInvoke(sender, e, callback, null));
}
/// <summary>
/// Initializes a new instance of the <see cref="MLifterTextBox"/> class.
/// </summary>
/// <remarks>Documented by Dev05, 2007-09-19</remarks>
public MLifterTextBox()
{
AllowAnswerSubmit = true;
BorderStyle = BorderStyle.None;
Font = new System.Drawing.Font("MS Sans Serif", 14, System.Drawing.FontStyle.Bold);
SelectionAlignment = HorizontalAlignment.Center;
//ScrollBars = RichTextBoxScrollBars.ForcedVertical;
AllowDrop = true;
DragEnter += new DragEventHandler(MLifterTextBox_DragEnter);
DragDrop += new DragEventHandler(MLifterTextBox_DragDrop);
MouseDown += new MouseEventHandler(MLifterTextBox_MouseDown);
Leave += new EventHandler(MLifterTextBox_Leave);
ContentsResized += new ContentsResizedEventHandler(MLifterTextBox_ContentsResized);
caseSensitive = false;
correctOnTheFly = false;
StripChars.Add("\n\r");
StripChars.Add("\r\n");
StripChars.Add("\n");
//StripChars.Add(",");
allowedControlChars.Clear();
allowedControlChars.Add((char)Keys.Enter);
allowedControlChars.Add((char)Keys.Back);
allowedControlChars.Add((char)Keys.Space);
allowedControlChars.Add((char)Keys.LineFeed);
IgnoreChars = ".!?;,";
}
/// <summary>
/// Layouts sub-components
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
public void RecomputeSizes(object sender, EventArgs args)
{
rootPanel.HorizontalScroll.Maximum = 0;
//exactly so (strange winform behaviour)
rootPanel.AutoScroll = false;
rootPanel.AutoScroll = true;
//change splitPanel Sizes
foreach (Control control in rootPanel.Controls)
{
SplitContainer split;
if (control is SplitContainer)
{
split = (SplitContainer)control;
}
else if (control is Panel)
{
Panel panel = (Panel)control;
panel.Width = rootPanel.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight);
RecomputeComponentSize(panel);
continue;
}
else
{
continue;
}
// change children of main level
foreach (Control optionControl in split.Panel2.Controls)
{
if (optionControl is GroupBox)
{
GroupBox groupBox = (GroupBox)optionControl;
groupBox.Width = split.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight);
foreach (Control groupControl in groupBox.Controls)
{
if (groupControl is Panel)
{
Panel panel = (Panel)groupControl;
panel.Width = groupBox.Width - (gbPaddingLeft + gbPaddingRight);
RecomputeComponentSize(panel);
}
}
}
else if (optionControl is RichTextBox)
{
// rtf boxes can be isolated
RichTextBox text = (RichTextBox)optionControl;
text.Width = split.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight);
text.BorderStyle = BorderStyle.None;
text.ScrollBars = RichTextBoxScrollBars.None;
var content = text.Rtf;
text.Text = String.Empty;
ContentsResizedEventHandler text_OnContentsResized = null;
text_OnContentsResized = delegate(object o, ContentsResizedEventArgs e) {
text.Height = e.NewRectangle.Height;
text.ContentsResized -= text_OnContentsResized;
};
text.ContentsResized += text_OnContentsResized;
text.Rtf = content;
}
else if (optionControl is Panel)
{
Panel panel = (Panel)optionControl;
panel.Width = split.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight);
RecomputeComponentSize(panel);
}
}
}
}
/// <summary>
/// Creates a foldable top-level grouping and it's children
/// </summary>
/// <param name="optionGroup"></param>
private SplitContainer AddTopLevelOptionGroup(OptionGroup optionGroup)
{
SplitContainer splitContainer = new SplitContainer();
splitContainer.Orientation = Orientation.Horizontal;
splitContainer.BackColor = Color.LightGray;
splitContainer.Width =
rootPanel.Width - (rootPanel.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight + 100));
splitContainer.IsSplitterFixed = true;
var groupLabelButton =
new Label()
{
Text = "▶ " + optionGroup.Label, BackColor = Color.Gray, ForeColor = Color.White, Dock = DockStyle.Fill, TextAlign = ContentAlignment.MiddleLeft, AutoSize = false
};
groupLabelButton.Click += (sender, args) => {
toggleHeaderCollapse(splitContainer);
};
splitContainer.Panel1.Click += (sender, args) => {
toggleHeaderCollapse(splitContainer);
};
splitContainer.Panel1.Controls.Add(groupLabelButton);
splitContainer.Panel1.BackColor = Color.Gray;
splitContainer.Panel1.Size = new Size(rootPanel.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight), 30);
splitContainer.Panel1.AutoSize = true;
var Y = topLevelGroupPaddingTop;
foreach (var option in (optionGroup).ChildOptions)
{
// a group containing more elements
if (option.ComponentType == ComponentTypes.OptionGroup)
{
var optionControl = CreateGroupBox(option as OptionGroup);
optionControl.Location = new Point(topLevelGroupPaddingLeft, Y);
splitContainer.Panel2.Controls.Add(optionControl);
Y += optionControl.Height;
}
else
{
// single elements
var optionControl = CreateControl(option);
splitContainer.Panel2.Controls.Add(optionControl);
optionControl.Location = new Point(topLevelGroupPaddingLeft, Y);
Y += optionControl.Height;
}
}
splitContainer.Panel2.BackColor = Color.White;
splitContainer.Panel1MinSize = 30;
splitContainer.Panel2MinSize = 1;
splitContainer.Panel2.AutoSize = true;
splitContainer.FixedPanel = FixedPanel.Panel1;
splitContainer.SplitterDistance = 10;
splitContainer.MinimumSize = new Size(rootPanel.Width, 10);
splitContainer.Size = new Size(rootPanel.Width, 10);
splitContainer.Panel2Collapsed = true;
if (optionGroup.Label == "Description")
{
if (splitContainer.Panel2.Controls[0] is RichTextBox)
{
// rtf boxes can be isolated
RichTextBox text = (RichTextBox)splitContainer.Panel2.Controls[0];
text.Width = rootPanel.Width - (topLevelGroupPaddingLeft + topLevelGroupPaddingRight);
text.BorderStyle = BorderStyle.None;
text.ScrollBars = RichTextBoxScrollBars.None;
var content = text.Rtf;
text.Text = String.Empty;
ContentsResizedEventHandler text_OnContentsResized = null;
text_OnContentsResized = delegate(object o, ContentsResizedEventArgs args) {
text.Height = args.NewRectangle.Height;
splitContainer.Height = topLevelGroupPaddingBottom + topLevelGroupPaddingTop + args.NewRectangle.Height;
text.ContentsResized -= text_OnContentsResized;
};
text.ContentsResized += text_OnContentsResized;
text.Rtf = content;
toggleHeaderCollapse(splitContainer);
}
}
return(splitContainer);
}
