Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

Text

  • 2 minutes to read

#Get the whole text of the main sub-document

var mainSubDocumentText = richEdit.document.getText();

#Get the selected text

var selectedText = richEdit.selection.activeSubDocument.getText(richEdit.selection.intervals[0]);

#Get the main sub-document’s content length

var mainSubDocumentLength = richEdit.document.length;
// or 
var mainSubDocumentLength = richEdit.document.subDocuments.main.length; 

#Insert text at the cursor position

var subDocument = richEdit.selection.activeSubDocument;
var position = richEdit.selection.active;
subDocument.insertText(position, 'text');

#Insert text at the end of the active sub-document

var subDocument = richEdit.selection.activeSubDocument;
var position = subDocument.length - 1;
subDocument.insertText(position, 'text'); 

#Insert text at the end of the main sub-document

var subDocument = richEdit.document.subDocuments.main;
subDocument.insertText(subDocument.length - 1, 'text'); 
// or
richEdit.document.insertText(richEdit.document.length - 1, 'text');

#Insert text at the start of a header

var createHeaderIfNotExist = true;
var section = richEdit.document.sections.getByIndex(0);
var subDocument = section.getHeader(DevExpress.RichEdit.HeaderFooterType.Primary, createHeaderIfNotExist);
var position = 0;
subDocument.insertText(position, 'text');

#Delete all text in the active sub-document

var subDocument = richEdit.selection.activeSubDocument;
subDocument.deleteText(subDocument.interval);

#Apply character properties to inserted text

var subDocument = richEdit.selection.activeSubDocument;
var position = richEdit.selection.active;
var characterProperties = {
    bold: true,
    fontName: richEdit.document.fonts.getByIndex(0).name,
    highlightColor: "ffff00",
};

richEdit.history.beginTransaction();
richEdit.beginUpdate();
var interval = subDocument.insertText(position, "text");
subDocument.setCharacterProperties(interval, characterProperties);
richEdit.endUpdate();
richEdit.history.endTransaction();

#Insert mail template

var subDocument = richEdit.selection.activeSubDocument;
var position = richEdit.selection.active;
var templateText = '[Type your text here]';

richEdit.beginUpdate();
richEdit.history.beginTransaction();

position = subDocument.insertParagraph(position).interval.end;
position = subDocument.insertParagraph(position).interval.end;
position = subDocument.insertText(position, 'Dear Mr Stanley,').end;
position = subDocument.insertParagraph(position).interval.end;
var tmpTextInterval = subDocument.insertText(position, templateText);
position = tmpTextInterval.end;
position = subDocument.insertParagraph(position).interval.end;

richEdit.endUpdate();
richEdit.history.endTransaction();

richEdit.selection.setSelection(tmpTextInterval);
richEdit.focus();