本文整理汇总了C#中System.Windows.Forms.RichTextBox.GetCharIndexFromPosition方法的典型用法代码示例。如果您正苦于以下问题：C# RichTextBox.GetCharIndexFromPosition方法的具体用法？C# RichTextBox.GetCharIndexFromPosition怎么用？C# RichTextBox.GetCharIndexFromPosition使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.Forms.RichTextBox的用法示例。
在下文中一共展示了RichTextBox.GetCharIndexFromPosition方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Column
public static int Column(RichTextBox e, int index1)
{
int correction = GetCorrection(e, index1);
Point p = e.GetPositionFromCharIndex(index1 - correction);
if (p.X == 1)
return 1;
p.X = 0;
int index2 = e.GetCharIndexFromPosition(p);
int col = index1 - index2 + 1;
return col;
}示例2: UpdateLineNumbers
void UpdateLineNumbers(RichTextBox lineNumbers, RichTextBox thisRtb)
{
//getLinefromCharindex isn't the same as line number when dealing with wordwrap
// string[] textLines = thisRtb.Text.Split('\n');
int topLine = lineFromCharIndex(thisRtb.Text, (thisRtb.GetCharIndexFromPosition(new Point(0,0))));
int bottomLine = thisRtb.GetLineFromCharIndex(thisRtb.GetCharIndexFromPosition(new Point(1, thisRtb.Height)));
int currentLine = 0;
lineNumbers.Text = "";
int lastLine = 0;
for (int i = topLine; i <= bottomLine; i++)
{
currentLine = lineFromCharIndex(thisRtb.Text, thisRtb.GetFirstCharIndexFromLine(i-1));
if (lastLine != currentLine)
{
lineNumbers.AppendText(currentLine + "");
lastLine = currentLine;
}
lineNumbers.AppendText("\n");
}
lineNumbers.SelectAll();
lineNumbers.SelectionAlignment = HorizontalAlignment.Right;
}示例3: ReverseHighlightText
}
}
public static void ReverseHighlightText( RichTextBox Rtx , TreeView Tnc , System.Drawing.Point Pt , ref StatusBar SBar )
{
int i = 0;
TreeNode PNode = null;
int CharIndex = 0;
int [] intArray;
int ModeX = 0, ModeY = 0;
ArrayList aList = new ArrayList();
CharIndex = Rtx.GetCharIndexFromPosition( Pt );
if( CharIndex < 167 ) return;
ModeX = CharIndex / 78;
ModeY = CharIndex - ( ModeX * 78 );
ModeY -= 11;
if( ModeY > 48 )
{
ModeY -= 48;
CharIndex = ModeX * 78 + 11 + ModeY * 3 - 1;
}
for( i = 1; i < Tnc.Nodes.Count; i ++ )
{
PNode = Tnc.Nodes[ i ];
aList.Add( PNode );
if( PNode.Nodes.Count > 0 )
AddNodeToTheList( PNode , ref aList );
}
for( i = 0; i < aList.Count; i ++ )
{
PNode = ( TreeNode ) aList[ i ];
try
{
intArray = ( int [] ) PNode.Tag;
if( intArray != null )
{
if( ( CharIndex >= intArray[2] ) && ( CharIndex <= ( intArray[ intArray.Length - 4 ] + intArray[intArray.Length - 3 ] ) ) && ( PNode.Nodes.Count == 0 ) )
{
Tnc.SelectedNode = PNode;
HighlightText( Rtx , PNode , ref SBar );
return;
}
}
}
catch( Exception Ex )
{
MessageBox.Show( ReturnErrorMessage( Ex ) );示例4: FindDataSizeAndLength
return Tmp;
}
public static bool FindDataSizeAndLength( RichTextBox Rtx , int X1 , int X2 , ref int ClickedIndex )
{
int CharIndex = 0;
int ModeX = 0, ModeY = 0;
System.Drawing.Point Pt = new System.Drawing.Point( X1 , X2 );
CharIndex = Rtx.GetCharIndexFromPosition( Pt );
if( CharIndex < 167 )
{
ClickedIndex = -1;
return false;
}
CharIndex -= 166;
ModeX = CharIndex / 78;
ModeY = CharIndex - ( ModeX * 78 );
if( ModeY > 48 )
{
ClickedIndex = -1;
return false;
}
ModeY /= 3;
示例5: GetCurrentPos
public static void GetCurrentPos(RichTextBox rtfMain, ref int line, ref int col)
{
Point pt;
int index;
index = rtfMain.SelectionStart;
line = rtfMain.GetLineFromCharIndex(index);
pt = rtfMain.GetPositionFromCharIndex(index);
pt.X = 0;
col = index - rtfMain.GetCharIndexFromPosition(pt);
line ++;
col ++;
return;
}