static public string GetTextBetween(this ScintillaGateway document, int start, int end = -1)
{
if (end == -1)
{
end = document.GetLength();
}
return(document.get_text_range(start, end, end - start + 1)); //+1 for null termination
}
/// <summary>
/// Find and capitalize the first letter of the beginning of all
/// sentences in a document.
/// </summary>
internal static void CapSentence()
{
// Get current scintilla instance.
IntPtr currentScint = PluginBase.GetCurrentScintilla();
ScintillaGateway scintillaGateway = new ScintillaGateway(currentScint);
try
{
// Get the length of the document.
int length = scintillaGateway.GetLength();
// Get the text in the document.
string allText = scintillaGateway.GetText(length + 1);
// Convert the text to char array for easy manipulation.
char[] charArrayAllText = allText.ToCharArray();
char firstLetter = new char();
bool capAfterPunct = true;
// For the length of the selected text...
for (int i = 0; i < allText.Length; i++)
{
// If there is punctuation that ends a sentence
// the next word should be capitalized.
if (allText[i] == '.' || allText[i] == '?' || allText[i] == '!' || allText[i] == '\r')
{
capAfterPunct = true;
}
// Don't capitalize Markdown titles in this method.
else if (allText[i] == '#')
{
capAfterPunct = false;
}
if (capAfterPunct && !ignoreChars.Contains(allText[i]))
{
// If the current character is not a whitespace character
// convert the first letter of the word to uppercase.
firstLetter = Convert.ToChar(allText[i].ToString().ToUpperInvariant());
// Replace the correct char in the selected text with its uppercase letter.
charArrayAllText.SetValue(firstLetter, i);
// Revert to false until beginning of next sentence.
capAfterPunct = false;
}
}
// Convert char array back to string.
allText = new string(charArrayAllText);
// Replace the document text with the new text.
scintillaGateway.SelectAll();
scintillaGateway.ReplaceSel(allText);
}
catch (Exception e)
{
MessageBox.Show(e.ToString());
}
}
static public void ClearIndicator(this ScintillaGateway document, int indicator, int startPos, int endPos = -1)
{
if (endPos == -1)
{
endPos = document.GetLength();
}
document.SetIndicatorCurrent(indicator);
document.IndicatorClearRange(startPos, endPos - startPos);
}
static public string GetTextBetween(this ScintillaGateway document, int start, int end = -1)
{
if (end == -1)
{
end = document.GetLength();
}
using (var tr = new TextRange(start, end, end - start + 1)) //+1 for null termination
{
document.GetTextRange(tr);
return(tr.lpstrText);
}
}
static public void SetTextBetween(this ScintillaGateway document, string text, int start, int end = -1)
{
//supposed not to scroll
if (end == -1)
{
end = document.GetLength();
}
document.SetTargetStart(new Position(start));
document.SetTargetEnd(new Position(end));
document.ReplaceTarget(text.Length, text);
}
static public string TextAfterPosition(this ScintillaGateway document, int position, int maxLength)
{
int bufCapacity = maxLength + 1;
int currentPos = position;
int fullLength = document.GetLength();
int startPos = currentPos;
int endPos = Math.Min(currentPos + bufCapacity, fullLength);
int size = endPos - startPos;
if (size > 0)
{
return(document.get_text_range(startPos, endPos, bufCapacity));
}
else
{
return(null);
}
}
static public string GetWordAtPosition(this ScintillaGateway document, int position, out Point point, char[] wordDelimiters = null)
{
int currentPos = position;
int fullLength = document.GetLength();
string leftText = document.TextBeforePosition(currentPos, 512);
string rightText = document.TextAfterPosition(currentPos, 512);
//if updating do not forger to update SimpleCodeCompletion.Delimiters
var delimiters = "\\·\t\n\r .,:;'\"=[]{}()+-/!?@$%^&*«»><#|~`".ToCharArray();
if (wordDelimiters != null)
{
delimiters = wordDelimiters;
}
string wordLeftPart = "";
int startPos = currentPos;
if (leftText != null)
{
bool startOfDoc = leftText.Length == currentPos;
startPos = leftText.LastIndexOfAny(delimiters);
wordLeftPart = (startPos != -1) ? leftText.Substring(startPos + 1) : (startOfDoc ? leftText : "");
int relativeStartPos = leftText.Length - startPos;
startPos = (startPos != -1) ? (currentPos - relativeStartPos) + 1 : 0;
}
string wordRightPart = "";
int endPos = currentPos;
if (rightText != null)
{
endPos = rightText.IndexOfAny(delimiters);
wordRightPart = (endPos != -1) ? rightText.Substring(0, endPos) : "";
endPos = (endPos != -1) ? currentPos + endPos : fullLength;
}
point = new Point(startPos, endPos);
return(wordLeftPart + wordRightPart);
}
static public string TextAfterPosition(this ScintillaGateway document, int position, int maxLength)
{
int bufCapacity = maxLength + 1;
int currentPos = position;
int fullLength = document.GetLength();
int startPos = currentPos;
int endPos = Math.Min(currentPos + bufCapacity, fullLength);
int size = endPos - startPos;
if (size > 0)
{
using (var tr = new TextRange(startPos, endPos, bufCapacity))
{
document.GetTextRange(tr);
return(tr.lpstrText);
}
}
else
{
return(null);
}
}
public static string GetAllText(this ScintillaGateway scintillaGateway)
{
int length = scintillaGateway.GetLength();
int textStride = 10000;
int steps = (int)Math.Ceiling((double)length / textStride);
string allText = string.Empty;
for (int i = 0; i < steps; i++)
{
int startIndex = i * textStride;
int endIndex = startIndex + textStride - 1;
if (endIndex >= length)
{
endIndex = length;
}
scintillaGateway.SetTargetRange(new Position(startIndex), new Position(endIndex));
allText += scintillaGateway.GetTargetText();
}
return(allText);
}
/// <summary> /// Selects all. /// </summary> /// <param name="document">The document.</param> static public void SelectAll(this ScintillaGateway document) => document.SetSel(0, document.GetLength());
static public string AllText(this ScintillaGateway document)
{
return(document.GetText(document.GetLength() + 10));
}
