// 粘贴插入_后插
private void menuItem_PasteInsert_InsertAfter(object sender,
System.EventArgs e)
{
Debug.Assert(this.SelectedFieldIndices.Count == 1,"在'粘贴插入/后插'时，SelectedFieldIndices必须为1。");
int nIndex = this.FocusedFieldIndex;
Debug.Assert(nIndex >=0 && nIndex < this.record.Fields.Count,"在'粘贴插入/后插'时，FocusFieldIndex越界。");
string strFieldsMarc = MarcEditor.ClipboardToText();
int nStartIndex = nIndex + 1;
int nNewFieldsCount = 0;
this.record.Fields.InsertInternal(nStartIndex,
strFieldsMarc,
out nNewFieldsCount);
// 把焦点设为最后一项上
Debug.Assert(nStartIndex + nNewFieldsCount <= this.record.Fields.Count,"不可能的情况");
// 把新字段中的最后一个字段设为当前字段
this.SetActiveField(nStartIndex + nNewFieldsCount-1,3);
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.GetItemBounds(nStartIndex,
-1,
BoundsPortion.FieldAndBottom);
this.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
}
private void Menu_Paste(System.Object sender, System.EventArgs e)
{
// Determine if there is any text in the Clipboard to paste into the text box.
if (Clipboard.GetDataObject().GetDataPresent(DataFormats.Text) == true)
{
// 把子字段符号换一下
string strText = DigitalPlatform.Marc.MarcEditor.ClipboardToText();
// 去掉回车换行符号
strText = strText.Replace("\r\n", "\r");
strText = strText.Replace("\r", "*");
strText = strText.Replace("\n", "*");
strText = strText.Replace("\t", "*");
Debug.Assert(this.MarcEditor.SelectedFieldIndices.Count == 1, "Menu_Paste(),MarcEditor.SelectedFieldIndices必须为1。");
string strFieldsMarc = strText;
// 先找到有几个字段
strFieldsMarc = strFieldsMarc.Replace(Record.SUBFLD, Record.KERNEL_SUBFLD);
List<string> fields = Record.GetFields(strFieldsMarc);
if (fields == null || fields.Count == 0)
return;
// 粘贴内容
if (fields.Count == 1)
{
string strThisText = fields[0];
int nOldSelectionStart = this.SelectionStart;
if (this.SelectedText == "")
{
this.Text = this.Text.Insert(this.SelectionStart, strThisText);
}
else
{
string strTempText = this.Text;
strTempText = strTempText.Remove(nOldSelectionStart, this.SelectedText.Length);
strTempText = strTempText.Insert(nOldSelectionStart, strThisText);
this.Text = strTempText;
}
this.SelectionStart = nOldSelectionStart + strThisText.Length;
// 字段名，确保3字符
if (this.MarcEditor.m_nFocusCol == 1)
{
if (this.Text.Length > 3)
this.Text = this.Text.Substring(0, 3);
}
// 字段指示符，确保2字符
else if (this.MarcEditor.m_nFocusCol == 2)
{
if (this.Text.Length > 2)
this.Text = this.Text.Substring(0, 2);
}
this.MarcEditor.Flush(); // 促使通知外界
}
else if (fields.Count > 1)
{
List<string> addFields = new List<string>();
// 甩掉第一个 i = 1
for (int i = 0; i < fields.Count; i++)
{
addFields.Add(fields[i]);
}
int nIndex = this.MarcEditor.FocusedFieldIndex;
Debug.Assert(nIndex >= 0 && nIndex < this.MarcEditor.Record.Fields.Count, "Menu_Paste()，FocusFieldIndex越界。");
int nStartIndex = nIndex + 1;
int nNewFieldsCount = addFields.Count;
this.MarcEditor.Record.Fields.InsertInternal(nStartIndex,
addFields);
// 把焦点设为最后一项上
Debug.Assert(nStartIndex + nNewFieldsCount <= this.MarcEditor.Record.Fields.Count, "不可能的情况");
// 把新字段中的最后一个字段设为当前字段
this.MarcEditor.SetActiveField(nStartIndex + nNewFieldsCount - 1, 3);
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.MarcEditor.GetItemBounds(nIndex, //nStartIndex,
-1,
BoundsPortion.FieldAndBottom);
this.MarcEditor.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
}
}
}
// 粘贴插入_末尾
private void menuItem_PasteInsert_AppendChild(object sender,
System.EventArgs e)
{
string strFieldsMarc = MarcEditor.ClipboardToText();
if (this.record.Fields.Count == 0)
{
string strError = "";
int nRet = this.record.SetMarc(strFieldsMarc,
false,
out strError);
if (nRet == -1)
MessageBox.Show(this,strError);
return;
}
int nOldFocusFieldIndex = 0;
if (this.SelectedFieldIndices.Count == 1)
nOldFocusFieldIndex = this.FocusedFieldIndex;
int nIndex = 0;
if (this.record.Fields.Count > 0)
nIndex = this.record.Fields.Count;
int nNewFieldsCount = 0;
this.record.Fields.InsertInternal(nIndex,
strFieldsMarc,
out nNewFieldsCount);
if (this.record.Fields.Count > 0)
this.SetActiveField(this.record.Fields.Count -1,3);
// 失效范围
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.GetItemBounds(nOldFocusFieldIndex,
-1,
BoundsPortion.FieldAndBottom);
this.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
this.EnsureVisible(); // 2009/3/6
}
// 粘贴插入_前插
private void menuItem_PasteInsert_InsertBefore(object sender,
System.EventArgs e)
{
Debug.Assert(this.SelectedFieldIndices.Count == 1,"在'粘贴插入/前插'时，SelectedFieldIndices必须为1。");
int nIndex = this.FocusedFieldIndex;
Debug.Assert(nIndex >=0 && nIndex < this.record.Fields.Count,"在'粘贴插入/前插'时，FocusFieldIndex越界。");
string strFieldsMarc = MarcEditor.ClipboardToText();
// 这里要特别注意，把原来的焦点清空，以便在给新字段赋值时，不影响老字段
this.ClearSelectFieldIndices();
int nNewFieldsCount = 0;
this.record.Fields.InsertInternal(nIndex,
strFieldsMarc,
out nNewFieldsCount);
// 这里要特别注意，把焦点设上新插入字段的第一个上面
this.SetActiveField(nIndex,this.m_nFocusCol);
// 失效范围
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.GetItemBounds(nIndex,
-1,
BoundsPortion.FieldAndBottom);
this.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
}
// 事项高度因素变化后，善后、兑现显示的函数
// nOldHeightParam 事项原来的像素现实高度。如果==-1，表示不用此参数，
// 本函数自动把函数调用时刻的事项Height属性表示的高度当作旧高度，
// 而把CalcHeight()计算得到的高度当作新高度。
internal void AfterItemHeightChanged(int nField,
int nOldHeightParam)
{
Field field = this.record.Fields[nField];
// 得到旧高度
int nOldHeight = 0;
if (nOldHeightParam == -1)
{
nOldHeight = field.TotalHeight;
field.CalculateHeight(null, false);
}
else
{
nOldHeight = nOldHeightParam;
}
// 新高度
int nNewHeight = field.TotalHeight;
// 新旧两高度的差距
int nDelta = nNewHeight - nOldHeight;
if (nDelta == 0)
return;
Rectangle rect = new Rectangle(0,0,0,0);
if (this.FocusedFieldIndex < this.record.Fields.Count-1)
{
// 得到本行以下的区域
// 得到从起始行开始的行数的rectangle
// parameter:
// nStartLine 起始行
// nCount 行数
// BoundsPortion 区域 如为line表示取整行，如为LineAndBottom表示取行与控件底部
// return:
// Rectangle对象
// 注意: 本函数包括的Rectangle对象永远不包含控件左上右的空白
// 返回的Recatangle是实际的坐标
rect = GetItemBounds(this.FocusedFieldIndex + 1,
this.record.Fields.Count - (this.FocusedFieldIndex + 1),
BoundsPortion.FieldAndBottom);
// nDelta修正为edit控件尺寸增大以前的下方bounds
rect.Y = rect.Y - nDelta;
this.Update();
// 不能直接用rect，因为ScrollWindowEx对rect为ref类型参数
RECT rect1 = new RECT();
rect1.left = rect.Left;
rect1.top = rect.Top;
rect1.right = rect.Right;
rect1.bottom = rect.Bottom;
API.ScrollWindowEx(this.Handle,
0,
nDelta,
ref rect1,
IntPtr.Zero, // ref RECT lprcClip,
0, // int hrgnUpdate,
IntPtr.Zero, // ref RECT lprcUpdate,
API.SW_INVALIDATE);
if (rect.Width == 0)
{
Debug.Assert(false,"width不可能为0");
}
}
InvalidateRect iRect = null;
if (this.FocusedFieldIndex == this.record.Fields.Count-1)
{
iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.GetItemBounds(this.FocusedFieldIndex,
1,
BoundsPortion.FieldAndBottom);
}
else
{
iRect = new InvalidateRect();
iRect.bAll = false;
iRect.rect = this.GetItemBounds(this.FocusedFieldIndex,
this.record.Fields.Count - this.FocusedFieldIndex,
BoundsPortion.FieldAndBottom);
/*
iRect = new InvalidateRect();
iRect.bAll = false;
// 只失效下方的部分
// 优化版本，利用rect
iRect.rect = new Rectangle(
rect.X,
rect.Y - nNewHeight,
rect.Width,
nNewHeight);
*/
}
// 相应的文档变化了
AfterDocumentChanged(ScrollBarMember.Vert,
iRect);
}
//
// 摘要:
// 引发 System.Windows.Forms.Control.MouseUp 事件。
//
// 参数:
// e:
// 包含事件数据的 System.Windows.Forms.MouseEventArgs。
/// <summary>
/// 引发 System.Windows.Forms.Control.MouseUp 事件。
/// </summary>
/// <param name="e">包含事件数据的 System.Windows.Forms.MouseEventArgs。</param>
protected override void OnMouseUp(MouseEventArgs e)
{
this.Capture = false;
if (nDragCol != -1)
{
// 消最后残余的一根
DrawTraker();
// 做改变列宽度的事情
int x0 = 0;
int delta = 0;
// 把拖动的起点位置x折算成屏幕坐标形态
if (nDragCol == 0)
{
x0 = this.DocumentOrgX + this.LeftBlank + this.record.NameCaptionTotalWidth;
}
else
{
}
// 计算差额
delta = nLastTrackerX - x0;
if (delta != 0)
{
if (nDragCol == 0)
{
this.record.NameCaptionPureWidth += delta;
if (this.record.NameCaptionTotalWidth >= this.ClientWidth)
this.record.NameCaptionPureWidth -= 20;
if (this.record.NameCaptionPureWidth < 0)
this.record.NameCaptionPureWidth = 0;
}
// 迫使每个单元重新测算高度
this.record.CalculateFieldsHeight(0,-1,true);
}
nLastTrackerX = -1;
nDragCol = -1;
this.DocumentOrgX = this.DocumentOrgX;
// 客户区发生变化后，文档与发生变化
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = true;
this.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
}
base.OnMouseUp(e);
/*
if(e.Button == MouseButtons.Right)
{
PopupMenu(new Point(e.X, e.Y) );
}
*/
}
//
// 摘要:
// 引发 System.Windows.Forms.Control.SizeChanged 事件。
//
// 参数:
// e:
// 包含事件数据的 System.EventArgs。
/// <summary>
/// 引发 System.Windows.Forms.Control.SizeChanged 事件。
/// </summary>
/// <param name="e">包含事件数据的 System.EventArgs。</param>
protected override void OnSizeChanged(System.EventArgs e)
{
base.OnSizeChanged(e);
if (this.record != null)
{
// 把所有字段的高度计算一下
this.record.CalculateFieldsHeight(0,-1,true);
// 客户区发生变化后，文档与发生变化
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = true;
this.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
}
}
// 当文档尺寸和文档原点改变后，
// 更新卷滚条，小edit控件 等设施状态，和使文档某区域失效以便文档可见
// parameters:
// scrollBarMember 卷滚条枚举值
// iRect 失效区域 当为null，则不失效，如bAll等于true则全部区域
internal void AfterDocumentChanged(ScrollBarMember scrollBarMember,
InvalidateRect iRect)
{
// 设小edit控件
this.SetEditPos(false); // 2008/11/26 changed 单纯改变文档尺寸，不应变动小edit的focus特性。也就是说，原来如果没有focus，现在也应没有
// 设卷滚条信息
this.SetScrollBars(scrollBarMember);
// 失效区域
if (iRect != null)
{
if (iRect.bAll == true)
this.Invalidate();
else
this.Invalidate(iRect.rect);
}
}
// 设Marc数据设到内存对象中
// parameters:
// strMarc Marc记录 机内格式
internal int SetMarc(string strMarc,
bool bCheckMarcDef,
out string strError)
{
strError = "";
bool bHasFocus = this.marcEditor.Focused;
if (strMarc == null)
strMarc = "";
if (strMarc.Length < 24)
strMarc = strMarc + new string('?',24-strMarc.Length);
// 清空原来的内存对象
this.marcEditor.ClearSelectFieldIndices();
this.Fields.Clear();
/*
if (bCheckMarcDef == true && this.marcEditor.MarcDefDom == null)
{
GetConfigFileEventArgs ar = new GetConfigFileEventArgs();
ar.Path = "marcdef";
ar.Stream = null;
this.marcEditor.OnGetConfigFile(ar);
if (ar.ErrorInfo != "")
{
strError = "获取marcdef出错，原因:" + ar.ErrorInfo;
return -1;
}
if (ar.Stream != null)
{
ar.Stream.Seek(0, SeekOrigin.Begin);
this.marcEditor.MarcDefDom = new XmlDocument();
try
{
this.marcEditor.MarcDefDom.Load(ar.Stream);
}
catch(Exception ex )
{
this.marcEditor.MarcDefDom = null;
strError = "加载marcdef配置文件到dom时出错：" + ex.Message;
return -1;
}
ar.Stream.Close();
}
}
*
* */
List<string> fields = null;
strMarc = strMarc.Replace(Record.SUBFLD, Record.KERNEL_SUBFLD);
Record.GetMarcFields(strMarc,
out fields);
if (fields == null)
return 0;
// TODO: 在每个子字段符号前插入\x200e符号
for(int i=0;i<fields.Count;i++)
{
string strText = fields[i];
int nOutputPosition;
string strName = "";
string strIndicator = "";
string strValue = "";
if (i == 0) // 取头标区
{
strValue = strText;
if (strValue.Length != 24)
{
if (strValue.Length > 24)
strValue = strText.Substring(0,24);
else
strValue = strText + new string(' ',24 - strText.Length);
}
this.Fields.AddInternal("###",
"",
strValue,
false, //bFireTextChanged
false, //bInOrder
out nOutputPosition);
continue;
}
if (strText.Length < 3)
strText = strText + new string(' ',3-strText.Length);
strName = strText.Substring(0,3);
if (IsControlFieldName(strName) == true)
{
strIndicator = "";
strValue = strText.Substring(3);
}
else
{
if (strText.Length < 5)
strText = strText + new string(' ',5-strText.Length);
strIndicator = strText.Substring(3,2);
strValue = strText.Substring(5);
}
// 可以考虑把字段加好了再统计计算显示页面
this.Fields.AddInternal(strName,
strIndicator,
strValue,
false, //bFireTextChanged
false, //bInOrder
out nOutputPosition);
}
// 总体触发一次TextChnaged事件
this.marcEditor.FireTextChanged();
this.marcEditor.InitialFonts();
// 设第一个节点为当前活动焦点
if (bHasFocus == true)
{
if (this.Fields.Count > 0)
this.marcEditor.SetActiveField(0, 3, true);
}
else
{
/*
if (this.Fields.Count > 0)
this.marcEditor.SetActiveField(0, 3, false);
* */
}
InvalidateRect iRect = new InvalidateRect();
iRect.bAll = true;
this.marcEditor.AfterDocumentChanged(ScrollBarMember.Both,
iRect);
return 0;
}
