965 lines
30 KiB
C#
965 lines
30 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Text;
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using System.Windows.Forms;
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using System.Runtime.InteropServices;
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using VEPROMS.CSLA.Library;
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namespace Volian.Controls.Library
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{
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public delegate void StepRTBEvent(object sender, EventArgs args);
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public partial class StepRTB : RichTextBox , IStepRTB
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{
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#region Properties and Variables
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// use newer rich text box....
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//[DllImport("kernel32.dll", CharSet = CharSet.Auto)]
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//static extern IntPtr LoadLibrary(string lpFileName);
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//protected override CreateParams CreateParams
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//{
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// get
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// {
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// CreateParams prams = base.CreateParams;
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// if (LoadLibrary("msftedit.dll") != IntPtr.Zero)
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// {
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// //prams.ExStyle |= 0x020; // transparent
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// prams.ClassName = "RICHEDIT50W";
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// }
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// return prams;
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// }
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//}
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private StepItem _MyStepItem;
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public StepItem MyStepItem
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{
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get { return _MyStepItem; }
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set { _MyStepItem = value; }
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}
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private bool _IsDirty = false;
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//private bool _InitializingRTB;
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private IContainer _Container = null;
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private string _MyClassName=string.Empty;
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public string MyClassName
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{
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get { if (_MyClassName == string.Empty)_MyClassName = CreateParams.ClassName; return _MyClassName; }
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set { _MyClassName = value; }
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}
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private E_EditPrintMode _epMode = E_EditPrintMode.Edit;
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public E_EditPrintMode EpMode
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{
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get { return _epMode; }
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set { _epMode = value; }
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}
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private E_ViewMode _vwMode = E_ViewMode.Edit;
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public E_ViewMode VwMode
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{
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get { return _vwMode; }
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set { _vwMode = value; }
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}
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private VE_Font _MyStyleFont;
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public VE_Font MyStyleFont
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{
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get { return _origDisplayText.TextFont; }
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}
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private ItemInfo _MyItemInfo;
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public ItemInfo MyItemInfo
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{
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get { return _MyItemInfo; }
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set
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{
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_MyItemInfo = value;
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if (value != null)
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{
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//_InitializingRTB = true;
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DisplayText vlntxt = new DisplayText(_MyItemInfo, EpMode, VwMode);
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_origDisplayText = vlntxt;
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#if(DEBUG)
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// Use Times New Roman for Debugging
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Font = new Font("Times New Roman", 14, FontStyle.Regular);
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//Font = _origDisplayText.TextFont.WindowsFont;
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#else
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Font = _origDisplayText.TextFont.WindowsFont;
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#endif
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Text = ""; // Initialize text before add text
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//if (_MyStepItem.MyID == 168)
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// IMPORTANT: SetLineSpacing must be set before Link/protect, otherwise it
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// was confusing the 'handle' of the rtf box.
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RTBAPI.SetLineSpacing(this, RTBAPI.ParaSpacing.PFS_EXACT);
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//SelectionStart = 1;
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AddRtfText(vlntxt);
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//AddRtfStyles();
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ReadOnly = !(EpMode == E_EditPrintMode.Edit && VwMode == E_ViewMode.Edit);
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if (_MyStepItem.MyID == 168)
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RTBAPI.SetLineSpacing(this, RTBAPI.ParaSpacing.PFS_EXACT);
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if (_MyStepItem.MyID == 168)
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Console.WriteLine("After Linespacing\r\n {0}", Rtf);
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//if (((_origDisplayText.TextFont.Style & E_Style.Bold) != 0) || ((_origDisplayText.TextFont.Style & E_Style.MmBold) != 0))
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// RTBAPI.ToggleBold(true, this, RTBAPI.RTBSelection.SCF_ALL);
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//if ((_origDisplayText.TextFont.Style & E_Style.Italics) != 0)
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// RTBAPI.ToggleItalic(true, this, RTBAPI.RTBSelection.SCF_ALL);
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//if ((_origDisplayText.TextFont.Style & E_Style.Underline) != 0)
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// RTBAPI.ToggleUnderline(true, this, RTBAPI.RTBSelection.SCF_ALL);
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//_InitializingRTB = false;
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_IsDirty = false;
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ClearUndo();
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_MyItemInfo.MyConfig.PropertyChanged += new PropertyChangedEventHandler(MyConfig_PropertyChanged);
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}
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}
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}
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//public EnterKeyHandler EnterKeyPressed;
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//protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
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//{
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// const int WM_KEYDOWN = 0x100;
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// const int WM_SYSKEYDOWN = 0x104;
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// if ((msg.Msg == WM_KEYDOWN) || (msg.Msg == WM_SYSKEYDOWN))
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// {
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// switch (keyData)
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// {
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// case Keys.Control | Keys.V:
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// // check for valid data to be inserted:
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// return base.ProcessCmdKey(ref msg, keyData);
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// default:
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// return base.ProcessCmdKey(ref msg, keyData);
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// }
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// }
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// return base.ProcessCmdKey(ref msg, keyData);
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//}
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private Point ScrollPos
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{
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get { return RTBAPI.GetScrollLocation(this); }
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set { RTBAPI.SetScrollLocation(this, value); }
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}
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private Rectangle _ContentsRectangle;
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public Rectangle ContentsRectangle
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{
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get { return _ContentsRectangle; }
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set
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{
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_ContentsRectangle = value;
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AdjustSizeForContents();
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}
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}
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public Size ContentsSize
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{
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get { return _ContentsRectangle.Size; }
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}
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private Size _AdjustSize; // if 0,0 puts text right next to bottom of box.
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public Size AdjustSize
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{
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get { return _AdjustSize; }
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set
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{
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_AdjustSize = value;
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AdjustSizeForContents();
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}
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}
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public System.Windows.Forms.AutoScaleMode AutoScaleMode;
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private DisplayText _origDisplayText;
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private RichTextBox _rtbTemp = new RichTextBox();
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private string _MyLinkText;
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public string MyLinkText
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{
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get { return _MyLinkText; }
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set
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{
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if (value != _MyLinkText)
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{
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_MyLinkText = value;
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OnLinkChanged(this, new StepPanelLinkEventArgs(_MyStepItem, _MyLinkText));
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}
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}
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}
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#endregion
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#region Constructors
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/// <summary>
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/// vlnRichTextBox constructor:
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/// Creates a MyDisplayRTB with extra support for veproms editing/printing.
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/// Arguments are:
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/// string txtbxname - name to give box (is this needed)
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/// ItemInfo itm - Item for which box is created
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/// int x,y - starting position for box
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/// int iwid - width of box
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/// int tbindx - tab index
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/// E_EditPrintMode ep_mode - edit or print.
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/// E_ViewMode vw_mode - view or edit.
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/// </summary>
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public StepRTB()
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{
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InitializeComponent();
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SetUp();
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}
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public StepRTB(IContainer container)
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{
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container.Add(this);
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InitializeComponent();
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_Container = container;
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SetUp();
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}
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protected override void OnMouseWheel(MouseEventArgs e)
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{
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_MyStepItem.MyStepPanel.MouseWheel(e);
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//base.OnMouseWheel(e);
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}
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private void SetUp()
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{
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BorderStyle = System.Windows.Forms.BorderStyle.None;
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this.DetectUrls = true;
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ContentsResized += new ContentsResizedEventHandler(StepRTB_ContentsResized);
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this.LinkClicked += new LinkClickedEventHandler(StepRTB_LinkClicked);
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this.Click +=new EventHandler(StepRTB_Click);
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this.KeyPress += new KeyPressEventHandler(StepRTB_KeyPress);
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this.KeyUp += new KeyEventHandler(StepRTB_KeyUp);
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this.KeyDown += new KeyEventHandler(StepRTB_KeyDown);
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this.TextChanged += new EventHandler(StepRTB_TextChanged);
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this.SelectionChanged +=new EventHandler(StepRTB_SelectionChanged);
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}
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void MyConfig_PropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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SaveConfig();
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}
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private void StepRTB_Click(object sender, EventArgs e)
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{
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if (ReadOnly) return;
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if (!SelectionProtected)
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{
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MyLinkText = null;
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}
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}
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public bool inRoAdd = false;
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void StepRTB_SelectionChanged(object sender, EventArgs e)
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{
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if (inRoAdd)
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Console.WriteLine("SelectionStart {0}, SelectionLength {1}", SelectionStart, SelectionLength);
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if (!SelectionProtected && MyLinkText != null) MyLinkText = null;
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}
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#endregion
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#region ApplicationSupport
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public void ToggleViewEdit()
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{
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ItemInfo tmp = MyItemInfo;
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MyItemInfo = null;
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ReadOnly = !ReadOnly;
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EpMode = ReadOnly ? E_EditPrintMode.Print : E_EditPrintMode.Edit;
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VwMode = ReadOnly ? E_ViewMode.View : E_ViewMode.Edit;
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Clear();
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MyItemInfo = tmp;
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}
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public void InsertRO(string value, string link)
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{
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AddRtfLink(value, link);
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}
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public void InsertTran(string value, string link)
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{
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AddRtfLink(value, link);
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}
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public void InsertSymbol(string symbol)
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{
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AddSymbol(symbol);
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}
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public void SetSelectedCase(char type)
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{
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switch (type)
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{
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case 'l':
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SelectedText = SelectedText.ToLower();
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break;
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case 'U':
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SelectedText = SelectedText.ToUpper();
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break;
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case 'T':
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SelectedText = SelectedText.Substring(0, 1).ToUpper() + SelectedText.Substring(1, SelectedText.Length - 1).ToLower();
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break;
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}
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}
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#endregion
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#region SaveData
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public void SaveText()
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{
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if (ReadOnly) return;
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if (!_IsDirty) return;
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if (_IsDirty)
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{
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bool success = _origDisplayText.Save((RichTextBox)this);
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if (success)
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{
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_IsDirty = false;
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ClearUndo();
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}
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}
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}
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public void SaveConfig()
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{
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if (!_MyItemInfo.MyConfig.IsDirty) return;
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Item itm = _MyItemInfo.Get();
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itm.MyContent.Config = _MyItemInfo.MyConfig.ToString();
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itm.Save();
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_MyItemInfo.MyConfig.IsDirty = false;
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}
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#endregion
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#region AddRtfTextAndStyles
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private void AddRtfText(DisplayText myDisplayText)
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{
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AddFontTable();
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foreach (displayTextElement vte in myDisplayText.DisplayTextElementList)
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{
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if (vte.Type == E_TextElementType.Text)
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AddRtf(vte);
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else if (vte.Type == E_TextElementType.Symbol)
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AddSymbol(vte);
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else
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AddRtfLink((displayLinkElement)vte);
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}
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if (_MyStepItem.MyID == 168)
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Console.WriteLine("_SelectedRtbSB\r\n {0}", _SelectedRtfSB.ToString());
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SelectedRtf = _SelectedRtfSB.ToString() + "}";
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if (_MyStepItem.MyID == 168)
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Console.WriteLine("Rtf\r\n {0}", Rtf);
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//if (_LinkPosition > -1)
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FormatLinks();
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}
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private void FormatLinks()
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{
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if (_LinkLocations != null)
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{
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foreach (LinkLocation ll in _LinkLocations)
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{
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Select(ll.Position, ll.Length);
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RTBAPI.CharFormatTwo charFormat = RTBAPI.GetCharFormat(this, RTBAPI.RTBSelection.SCF_SELECTION);
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// Protect the link text to avoid manual changes
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charFormat.dwMask = RTBAPI.CharFormatMasks.CFM_LINK | RTBAPI.CharFormatMasks.CFM_PROTECTED;
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charFormat.dwEffects = RTBAPI.CharFormatEffects.CFE_LINK | RTBAPI.CharFormatEffects.CFE_PROTECTED;
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RTBAPI.SetCharFormat((RichTextBox)this, RTBAPI.RTBSelection.SCF_SELECTION, charFormat);
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//charFormat.dwMask = /* RTBAPI.CharFormatMasks.CFM_LINK | */ RTBAPI.CharFormatMasks.CFM_PROTECTED;
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//charFormat.dwEffects = /* RTBAPI.CharFormatEffects.CFE_LINK | */ RTBAPI.CharFormatEffects.CFE_PROTECTED;
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//RTBAPI.SetCharFormat((RichTextBox)this, RTBAPI.RTBSelection.SCF_SELECTION, charFormat);
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}
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}
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}
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private StringBuilder _SelectedRtfSB = new StringBuilder();
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private void AddFontTable()
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{
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StringBuilder sbbeg = new StringBuilder();
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StringBuilder sbend = new StringBuilder();
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if (Font.Bold)
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{
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sbbeg.Append(@"\b");
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sbend.Append(@"\b0");
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}
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if (Font.Underline)
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{
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sbbeg.Append(@"\ul");
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sbend.Insert(0, @"\ulnone");
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}
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if (Font.Italic)
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{
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sbbeg.Append(@"\i");
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sbend.Insert(0, @"\i0");
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}
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_SelectedRtfSB.Append(@"{\rtf1\ansi\ansicpg1252\deff0\deflang1033{\fonttbl{\f0\fnil\fcharset2 " + this.Font.FontFamily.Name + @";}"); //}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text + @"}}";
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_SelectedRtfSB.Append(@"{\f1\fnil\fcharset0 Arial Unicode MS;}}");
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_SelectedRtfSB.Append("\r\n");
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// use styles to construct rtf commands to insert into next line (where \b is)
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_SelectedRtfSB.Append(@"\viewkind4\uc1\pard\sl-240\slmult0" + sbbeg.ToString() + @"\fs" + this.Font.SizeInPoints * 2 + @" "); // \f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text + @"}";
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//SelectedRtf = _SelectedRtfSB.ToString();
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}
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private void AddRtf(displayTextElement myDisplayTextElement)
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{
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// try later, i.e. adding bold to font name: SelectedRtf = @"{\rtf1{\fonttbl{\f0\fcharset2 " + this.Font.FontFamily.Name + @",Bold;}}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text + @"}}";
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//SelectedRtf = @"{\rtf1{\fonttbl{\f0\fcharset2 " + this.Font.FontFamily.Name + @";}}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text + @"}}";
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//_SelectedRtfSB.Append(@"\f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text); // + @"}");
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_SelectedRtfSB.Append(@"\f0 " + myDisplayTextElement.Text); // + @"}");
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}
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private void AddRtf(string str)
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{
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SelectedText = str;
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// SelectedRtf = @"{\rtf1{\fonttbl{\f0\fcharset2 " + this.Font.FontFamily.Name + @";}}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + str + @"}}";
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}
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private void AddSymbol(displayTextElement myDisplayTextElement)
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{
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//_SelectedRtfSB.Append(@"\f1\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text);
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_SelectedRtfSB.Append(@"\f1 " + myDisplayTextElement.Text);
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//SelectedRtf = @"{\rtf1{\fonttbl{\f0\fcharset0 Arial Unicode MS;}}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + myDisplayTextElement.Text + @"}";
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}
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private void AddSymbol(string str)
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{
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//MessageBox.Show(SelectedRtf);
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Font selfont = this.SelectionFont;
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StringBuilder sbbeg = new StringBuilder();
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StringBuilder sbend = new StringBuilder();
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if (selfont.Bold)
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{
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sbbeg.Append(@"\b");
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sbend.Append(@"\b0");
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}
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if (selfont.Underline)
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{
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sbbeg.Append(@"\ul");
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sbend.Insert(0,@"\ulnone");
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}
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if (selfont.Italic)
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{
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sbbeg.Append(@"\i");
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sbend.Insert(0, @"\i0");
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}
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if (sbend.Length > 0) sbbeg.Append(" ");
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// sub/superscript???
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SelectedRtf = @"{\rtf1{\fonttbl{\f0\fcharset0 Arial Unicode MS;}}\f0\fs" + this.Font.SizeInPoints * 2 + @" " + sbbeg.ToString() + str + sbend.ToString() + @"}";
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}
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private List<LinkLocation> _LinkLocations = null;
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private void AddLinkLocation(string location, string url)
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{
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SelectedRtf = _SelectedRtfSB.ToString() + "}";
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int linkPosition = this.TextLength;
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this.Text = "";
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if (_LinkLocations == null) _LinkLocations = new List<LinkLocation>();
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_LinkLocations.Add(new LinkLocation(linkPosition, location.Length + url.Length));
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}
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private int _LinkPosition = -1;
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private int _LinkLength;
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private void AddRtfLink(displayLinkElement myDisplayLinkElement)
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{
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if (CreateParams.ClassName == "RICHEDIT50W")
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AddLink50(myDisplayLinkElement.Text, myDisplayLinkElement.Link);
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else
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{
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AddLinkLocation(myDisplayLinkElement.Text, myDisplayLinkElement.Link);
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_SelectedRtfSB.Append(@"\f0 ");
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_SelectedRtfSB.Append(myDisplayLinkElement.Text);
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_SelectedRtfSB.Append(@"\v ");
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_SelectedRtfSB.Append(myDisplayLinkElement.Link);
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_SelectedRtfSB.Append(@"\v0 ");
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//_SelectedRtfSB.Append(@"\sl-240\slmult0\f0\fs20 0POP05-EO-ES00, REDIAGNOSIS, COVER\v #Link:Transition:5 7 198\v0");
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//AddLink20(myDisplayLinkElement.Text, myDisplayLinkElement.Link);
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}
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}
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public void AddRtfLink(string linkUrl, string linkValue)
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{
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//if (CreateParams.ClassName == "RICHEDIT50W")
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//AddLink50(linkUrl, linkValue);
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//else
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//AddLink20(linkUrl, linkValue);
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}
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private void AddLink20(string linkValue, string linkUrl)
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{
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this.DetectUrls = false;
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RTBAPI.CharFormatTwo charFormat = RTBAPI.GetCharFormat(this, RTBAPI.RTBSelection.SCF_SELECTION);
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int position = SelectionStart; // before inserttran = this.TextLength;
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SelectionLength = 0;
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//SelectedRtf = @"{\rtf1\ansi " + linkValue + @"\v " + linkUrl + @"\v0}";
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SelectedRtf = linkValue + @"\v " + linkUrl + @"\v0";
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Select(position, linkValue.Length + linkUrl.Length);
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// Protect the link text to avoid manual changes
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charFormat.dwMask = RTBAPI.CharFormatMasks.CFM_LINK | RTBAPI.CharFormatMasks.CFM_PROTECTED;
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charFormat.dwEffects = RTBAPI.CharFormatEffects.CFE_LINK | RTBAPI.CharFormatEffects.CFE_PROTECTED;
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RTBAPI.SetCharFormat((RichTextBox)this, RTBAPI.RTBSelection.SCF_SELECTION, charFormat);
|
|
this.SelectionStart = this.TextLength;
|
|
// \protect\fs20 0POP05-EO-ES00, REDIAGNOSIS, COVER\v #Link:Transition:5 7 198\protect0\v0
|
|
this.SelectionLength = 0;
|
|
}
|
|
private void AddLink50(string linkValue, string linkUrl)
|
|
{
|
|
this.DetectUrls = false;
|
|
int position = SelectionStart; // before inserttran = this.TextLength;
|
|
SelectionLength = 0;
|
|
SelectedRtf = string.Format(@"{{\rtf\field{{\*\fldinst{{HYPERLINK ""www.volian.com #{0}"" }}}}{{\fldrslt{{\cf2\ul {1}}}}}}}", linkUrl, linkValue);
|
|
this.SelectionStart = this.TextLength;
|
|
this.SelectionLength = 0;
|
|
}
|
|
private void AddRtfStyles()
|
|
{
|
|
if ((_origDisplayText.TextFont.Style & E_Style.Bold) > 0)
|
|
{
|
|
this.SelectAll();
|
|
RTBAPI.ToggleBold(true, this, RTBAPI.RTBSelection.SCF_SELECTION);
|
|
this.Select(0, 0);
|
|
}
|
|
if ((_origDisplayText.TextFont.Style & E_Style.Underline) > 0)
|
|
RTBAPI.ToggleUnderline(true, this, RTBAPI.RTBSelection.SCF_ALL);
|
|
if ((_origDisplayText.TextFont.Style & E_Style.Italics) > 0)
|
|
RTBAPI.ToggleItalic(true, this, RTBAPI.RTBSelection.SCF_ALL);
|
|
}
|
|
#endregion
|
|
#region HeightSupport
|
|
public event StepRTBEvent HeightChanged;
|
|
private void OnHeightChanged(object sender, EventArgs args)
|
|
{
|
|
if (HeightChanged != null) HeightChanged(sender, args);
|
|
}
|
|
private void AdjustSizeForContents()
|
|
{
|
|
// The client size should match the new rectangle.
|
|
// First, determine the offset
|
|
Size offset = Size - ClientSize;
|
|
this.Size = ContentsSize + offset + AdjustSize;
|
|
OnHeightChanged(this, new EventArgs());
|
|
}
|
|
public int CalculateHeight()
|
|
{
|
|
if (this.CreateParams.ClassName == "RICHEDIT50W")
|
|
return CalculateHeight50();
|
|
else
|
|
return CalculateHeight20();
|
|
}
|
|
private int CalculateHeight20()
|
|
{
|
|
Application.DoEvents();
|
|
int yBottom = GetPositionFromCharIndex(TextLength).Y;
|
|
int yTop = GetPositionFromCharIndex(0).Y;
|
|
int heightFont = SelectionFont.Height;
|
|
int borderSize = this.Height - this.ClientSize.Height;
|
|
int heightNext = (yBottom - yTop) + heightFont + borderSize + 2;// 2 pixels - 1 at the top and 1 at the bottom
|
|
if (heightNext != Height)
|
|
{
|
|
Height = heightNext;
|
|
|
|
OnHeightChanged(this, new EventArgs());
|
|
ScrollPos = new Point(0, 0); // Scroll to make sure that the first line is displayed as the first line
|
|
}
|
|
return heightNext;
|
|
}
|
|
private int CalculateHeight50()
|
|
{
|
|
Application.DoEvents();
|
|
int heightFont = SelectionFont.Height;
|
|
int borderSize = this.Height - this.ClientSize.Height;
|
|
//for (int i = 235; i < TextLength; i++)
|
|
//{
|
|
// Console.WriteLine("{0}\t{1}\t{2}", i, GetLineFromCharIndex(i), GetPositionFromCharIndex(i));
|
|
//}
|
|
int heightNext = (1 + GetLineFromCharIndex(TextLength)) * heightFont + borderSize + 2;// 2 pixels - 1 at the top and 1 at the bottom
|
|
return heightNext;
|
|
}
|
|
#endregion
|
|
#region ColorSupport - Not currently used.
|
|
private void SetBackGroundColor(ItemInfo itemInfo)
|
|
{
|
|
string backcolor = null;
|
|
int type = (int)itemInfo.MyContent.Type;
|
|
FormatInfo formatinfo = itemInfo.ActiveFormat;
|
|
if (type == (int)E_FromType.Procedure)
|
|
backcolor = formatinfo.PlantFormat.FormatData.ProcData.BackColor;
|
|
else if (type == (int)E_FromType.Section)
|
|
backcolor = formatinfo.PlantFormat.FormatData.SectData.BackColor;
|
|
else
|
|
{
|
|
int typindx = (int)itemInfo.MyContent.Type - 20000; // what to do for other types rather than steps
|
|
backcolor = formatinfo.PlantFormat.FormatData.StepDataList[typindx].StepLayoutData.BackColor;
|
|
}
|
|
BackColor = Color.FromName(backcolor);
|
|
}
|
|
#endregion
|
|
#region EventSupport
|
|
|
|
#region LinkEvents
|
|
private StepPanelLinkEventArgs _MyLinkClickedEventArgs;
|
|
public event StepRTBLinkEvent LinkChanged;
|
|
private void OnLinkChanged(object sender, StepPanelLinkEventArgs args)
|
|
{
|
|
_MyLinkClickedEventArgs = args;
|
|
if (LinkChanged != null) LinkChanged(sender, args);
|
|
}
|
|
public event StepRTBLinkEvent LinkGoTo;
|
|
private void OnLinkGoTo(object sender, StepPanelLinkEventArgs args)
|
|
{
|
|
_MyLinkClickedEventArgs = args;
|
|
if (LinkGoTo != null) LinkGoTo(sender, args);
|
|
}
|
|
public event StepRTBLinkEvent LinkModifyTran;
|
|
private void OnLinkModifyTran(object sender, StepPanelLinkEventArgs args)
|
|
{
|
|
_MyLinkClickedEventArgs = args;
|
|
if (LinkModifyTran != null) LinkModifyTran(sender, args);
|
|
}
|
|
public event StepRTBLinkEvent LinkModifyRO;
|
|
private void OnLinkModifyRO(object sender, StepPanelLinkEventArgs args)
|
|
{
|
|
_MyLinkClickedEventArgs = args;
|
|
if (LinkModifyRO != null) LinkModifyRO(sender, args);
|
|
}
|
|
private Point _savcurpos;
|
|
private void StepRTB_LinkClicked(object sender,LinkClickedEventArgs args)
|
|
{
|
|
if (ReadOnly) return;
|
|
|
|
_MyLinkClickedEventArgs = new StepPanelLinkEventArgs(_MyStepItem, args.LinkText);
|
|
_savcurpos = Cursor.Position;
|
|
SelectLinkFromPoint();
|
|
OnLinkChanged(sender, _MyLinkClickedEventArgs);
|
|
}
|
|
#endregion
|
|
#region TextOrContents
|
|
void StepRTB_TextChanged(object sender, EventArgs e)
|
|
{
|
|
_IsDirty = true;
|
|
}
|
|
void StepRTB_ContentsResized(object sender, ContentsResizedEventArgs e)
|
|
{
|
|
ContentsRectangle = e.NewRectangle;
|
|
}
|
|
#endregion
|
|
#region KeyboardHandling
|
|
private bool IsControlChar = false;
|
|
void StepRTB_KeyDown(object sender, KeyEventArgs e)
|
|
{
|
|
if (e.Control)
|
|
{
|
|
IsControlChar = true;
|
|
switch (e.KeyCode)
|
|
{
|
|
case Keys.V:
|
|
string buff = Clipboard.GetText(TextDataFormat.UnicodeText);
|
|
|
|
// check if insertable?
|
|
Console.WriteLine(String.Format("in switch, keydata = {0}, keyvalue = {1}, buff = {2}", e.KeyData, e.KeyValue, buff));
|
|
return;
|
|
case Keys.Home:
|
|
StepRTB_HomeEndPressed(e);
|
|
e.Handled = true;
|
|
break;
|
|
case Keys.End:
|
|
StepRTB_HomeEndPressed(e);
|
|
e.Handled = true;
|
|
break;
|
|
}
|
|
}
|
|
switch (e.KeyCode)
|
|
{
|
|
case Keys.Left:
|
|
if (e.Control || SelectionStart == 0)
|
|
{
|
|
StepRTB_ArrowPressed(e.Control ? E_ArrowKeys.CtrlLeft : E_ArrowKeys.Left);
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
case Keys.Up:
|
|
int ln = GetLineFromCharIndex(SelectionStart);
|
|
if (e.Control || ln == 0)
|
|
{
|
|
StepRTB_ArrowPressed(e.Control ? E_ArrowKeys.CtrlUp : E_ArrowKeys.Up);
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
case Keys.Right:
|
|
if (e.Control || SelectionStart == this.Text.Length)
|
|
{
|
|
StepRTB_ArrowPressed(e.Control ? E_ArrowKeys.CtrlRight : E_ArrowKeys.Right);
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
case Keys.Down:
|
|
int l = GetLineFromCharIndex(SelectionStart);
|
|
Point pos = new Point();
|
|
pos.X = ClientRectangle.Width;
|
|
pos.Y = ClientRectangle.Height;
|
|
int lastIndex = this.GetCharIndexFromPosition(pos);
|
|
int lastLine = this.GetLineFromCharIndex(lastIndex);
|
|
|
|
if (e.Control || l == lastLine)
|
|
{
|
|
StepRTB_ArrowPressed(e.Control ? E_ArrowKeys.CtrlDown : E_ArrowKeys.Down);
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
case Keys.PageUp:
|
|
StepRTB_PageKeyPressed(e);
|
|
e.Handled = true;
|
|
break;
|
|
case Keys.PageDown:
|
|
StepRTB_PageKeyPressed(e);
|
|
e.Handled = true;
|
|
break;
|
|
case Keys.Delete:
|
|
// if it's just a link, delete the link. if the text has embedded links, i.e. text and links
|
|
// use DeleteTextAndLink to delete it (just setting selectedrtf to "" fails because of the
|
|
// embedded protected text. If it's just text, let the richtextbox handle the delete.
|
|
if (_MyLinkText != null)
|
|
{
|
|
DeleteLink();
|
|
e.Handled = true;
|
|
}
|
|
else if (SelectedRtf.IndexOf(@"\protect") > -1)
|
|
{
|
|
// unprotect and then delete text & links.
|
|
DeleteTextAndLink();
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
case Keys.Back:
|
|
// if not a range, i.e. SelectionLength = 0, then see if backspacing a link
|
|
// or just regular text. If link, need to select link, unprotect before delete.
|
|
if (SelectionLength == 0 && SelectionStart > 0)
|
|
{
|
|
int tmpss = SelectionStart;
|
|
Select(SelectionStart - 1, 0); // see if previous char is protected
|
|
if (SelectionProtected)
|
|
{
|
|
SelectLinkFromIndex(SelectionStart);
|
|
DeleteLink();
|
|
e.Handled = true;
|
|
}
|
|
else
|
|
Select(tmpss, 0); // go back to original cursor position
|
|
}
|
|
// if a range, need to see if range includes protected text, if so this is a
|
|
// special case, so use DeleteTextAndLink. Otherwise, just let the richtextbox
|
|
// delete it.
|
|
else if (SelectionLength > 0 && (SelectedRtf.IndexOf(@"\protect") > -1))
|
|
{
|
|
// unprotect and then delete text & links.
|
|
DeleteTextAndLink();
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
private void StepRTB_HomeEndPressed(KeyEventArgs keyargs)
|
|
{
|
|
if (MyItemInfo.IsProcedure || MyItemInfo.IsSection) return;
|
|
// Cursor moves out of box only if control is pressed too - otherwise key is
|
|
// handled in rtb.
|
|
if (keyargs.Control)_MyStepItem.MyStepPanel.StepCursorKeys(this, keyargs);
|
|
}
|
|
private void StepRTB_PageKeyPressed(KeyEventArgs keyargs)
|
|
{
|
|
if (MyItemInfo.IsProcedure || MyItemInfo.IsSection) return;
|
|
_MyStepItem.MyStepPanel.StepCursorKeys(this, keyargs);
|
|
}
|
|
private void StepRTB_ArrowPressed(E_ArrowKeys key)
|
|
{
|
|
Point cp = PointToClient(Cursor.Position);
|
|
_MyStepItem.MyStepPanel.CursorMovement(this, cp, key);
|
|
}
|
|
private void DeleteTextAndLink()
|
|
{
|
|
int start = SelectionStart;
|
|
int len = SelectionLength;
|
|
for (int i = start; i < len + start; i++)
|
|
{
|
|
Select(i, 0);
|
|
if (SelectionProtected)
|
|
{
|
|
SelectLinkFromIndex(i);
|
|
SelectionProtected = false;
|
|
}
|
|
}
|
|
Select(start, len);
|
|
SelectedRtf = "";
|
|
}
|
|
void StepRTB_KeyUp(object sender, KeyEventArgs e)
|
|
{
|
|
switch (e.KeyCode)
|
|
{
|
|
case Keys.Left:
|
|
case Keys.Up:
|
|
case Keys.Down:
|
|
case Keys.Right:
|
|
if (!SelectionProtected)
|
|
MyLinkText = null;
|
|
else
|
|
{
|
|
if (e.KeyCode == Keys.Right)
|
|
SelectLink();
|
|
else
|
|
SelectLinkFromIndex(SelectionStart);
|
|
e.Handled = true;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
private void StepRTB_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e)
|
|
{
|
|
if (!ReadOnly)
|
|
{
|
|
// add the character with its font depending on the char....
|
|
if (!IsControlChar)
|
|
{
|
|
if (e.KeyChar == '\b') return; // return on backspace otherwise, get a block char
|
|
if (e.KeyChar == '-')
|
|
AddSymbol(@"\u8209?");
|
|
else if (e.KeyChar == '{')
|
|
AddRtf("\\{");
|
|
else if (e.KeyChar == '}')
|
|
AddRtf("\\}");
|
|
else if (e.KeyChar == '[')
|
|
AddRtf(@"\b ");
|
|
else
|
|
return; // AddRtf(e.KeyChar.ToString());
|
|
e.Handled = true; // flag that it's been handled, otherwise, will get 2 chars.
|
|
}
|
|
IsControlChar = false;
|
|
}
|
|
}
|
|
#endregion
|
|
#region LinkSelectionAndHandling
|
|
private void SelectLinkFromPoint()
|
|
{
|
|
Point cp = PointToClient(_savcurpos);
|
|
int index = GetCharIndexFromPosition(cp);
|
|
SelectLinkFromIndex(index);
|
|
}
|
|
private void SelectLinkFromIndex(int index)
|
|
{
|
|
// Find beginning of the link until no longer protected or beginning of string.
|
|
int iMin = index;
|
|
Select(index, 0);
|
|
while (iMin > 0 && SelectionProtected)
|
|
Select(--iMin, 0);
|
|
Select(iMin + 1, 0);
|
|
|
|
// Now select the entire link
|
|
SelectLink();
|
|
}
|
|
private void SelectLink()
|
|
{
|
|
int index = SelectionStart;
|
|
int iMax = index;
|
|
Select(index, 0);
|
|
while (iMax < TextLength && SelectionProtected)
|
|
Select(++iMax, 0);
|
|
if (index == 0) index++; // account for link at beginning of box
|
|
Select(index - 1, SelectionStart + 1 - index);
|
|
MyLinkText = SelectedText;
|
|
}
|
|
private void DeleteLink()
|
|
{
|
|
SelectionProtected = false;
|
|
SelectedText = "";
|
|
MyLinkText = null;
|
|
}
|
|
#endregion
|
|
#endregion
|
|
#region FontAndStylesSupport
|
|
private void ToggleFontStyle(FontStyle style, bool att_on)
|
|
{
|
|
int start = SelectionStart;
|
|
int len = SelectionLength;
|
|
System.Drawing.Font currentFont;
|
|
FontStyle fs;
|
|
for (int i = 0; i < len; ++i)
|
|
{
|
|
Select(start + i, 1);
|
|
currentFont = SelectionFont;
|
|
fs = currentFont.Style;
|
|
//add or remove style
|
|
if (!att_on)fs = fs | style;
|
|
else fs = fs & ~style;
|
|
|
|
SelectionFont = new Font(
|
|
currentFont.FontFamily,
|
|
currentFont.Size,
|
|
fs
|
|
);
|
|
}
|
|
}
|
|
/// <summary>
|
|
/// Returns a Font with:
|
|
/// 1) The font applying to the entire selection, if none is the default font.
|
|
/// 2) The font size applying to the entire selection, if none is the size of the default font.
|
|
/// 3) A style containing the attributes that are common to the entire selection, default regular.
|
|
/// </summary>
|
|
///
|
|
public Font GetFontDetails()
|
|
{
|
|
//This method should handle cases that occur when multiple fonts/styles are selected
|
|
|
|
int start = SelectionStart;
|
|
int len = SelectionLength;
|
|
int TempStart = 0;
|
|
|
|
if (len <= 1)
|
|
{
|
|
// Return the selection or default font
|
|
if (SelectionFont != null)
|
|
return SelectionFont;
|
|
else
|
|
return Font; // should be default from format.
|
|
}
|
|
|
|
// Step through the selected text one char at a time
|
|
// after setting defaults from first char
|
|
_rtbTemp.Rtf = SelectedRtf;
|
|
|
|
//Turn everything on so we can turn it off one by one
|
|
FontStyle replystyle =
|
|
FontStyle.Bold | FontStyle.Italic | FontStyle.Underline;
|
|
|
|
// Set reply font, size and style to that of first char in selection.
|
|
_rtbTemp.Select(TempStart, 1);
|
|
string replyfont = _rtbTemp.SelectionFont.Name;
|
|
float replyfontsize = _rtbTemp.SelectionFont.Size;
|
|
replystyle = replystyle & _rtbTemp.SelectionFont.Style;
|
|
|
|
// Search the rest of the selection
|
|
for (int i = 1; i < len; ++i)
|
|
{
|
|
_rtbTemp.Select(TempStart + i, 1);
|
|
|
|
// Check reply for different style
|
|
replystyle = replystyle & _rtbTemp.SelectionFont.Style;
|
|
|
|
// Check font
|
|
if (replyfont != _rtbTemp.SelectionFont.FontFamily.Name)
|
|
replyfont = "";
|
|
|
|
// Check font size
|
|
if (replyfontsize != _rtbTemp.SelectionFont.Size)
|
|
replyfontsize = (float)0.0;
|
|
}
|
|
|
|
// Now set font and size if more than one font or font size was selected
|
|
if (replyfont == "")
|
|
replyfont = _rtbTemp.Font.FontFamily.Name;
|
|
|
|
if (replyfontsize == 0.0)
|
|
replyfontsize = _rtbTemp.Font.Size;
|
|
|
|
// generate reply font
|
|
Font reply
|
|
= new Font(replyfont, replyfontsize, replystyle);
|
|
|
|
return reply;
|
|
}
|
|
#endregion
|
|
}
|
|
#region LinkLocation Class
|
|
internal class LinkLocation
|
|
{
|
|
private int _Position;
|
|
public int Position
|
|
{
|
|
get { return _Position; }
|
|
set { _Position = value; }
|
|
}
|
|
private int _Length;
|
|
public int Length
|
|
{
|
|
get { return _Length; }
|
|
set { _Length = value; }
|
|
}
|
|
|
|
public LinkLocation(int position, int length)
|
|
{
|
|
_Position = position;
|
|
_Length = length;
|
|
}
|
|
}
|
|
#endregion
|
|
}
|