QGIS API Documentation  3.25.0-Master (349eb7cb1e)
qgshighlightablelineedit.cpp
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1 /***************************************************************************
2  qgshighlightablelineedit.h
3  -------------------------
4  Date : March 2020
5  Copyright : (C) 2020 by Nyall Dawson
6  Email : nyall dot dawson at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 
18 #include <QPainter>
19 
21  : QgsFilterLineEdit( parent )
22 {}
23 
25 {
26  QgsFilterLineEdit::paintEvent( e );
27  if ( mHighlight )
28  {
29  QPainter p( this );
30  const int width = 2; // width of highlight rectangle inside frame
31  p.setPen( QPen( palette().highlight(), width ) );
32  const QRect r = rect().adjusted( width, width, -width, -width );
33  p.drawRect( r );
34  }
35 }
36 
38 {
39  mHighlight = highlighted;
40  update();
41 }
QLineEdit subclass with built in support for clearing the widget's value and handling custom null val...
void paintEvent(QPaintEvent *e) override
QgsHighlightableLineEdit(QWidget *parent=nullptr)
Constructor for QgsHighlightableLineEdit, with the specified parent widget.
void setHighlighted(bool highlighted)
Sets whether the line edit is currently highlighted.