QGpGuiTools::ColorButton Class Reference

A pushbutton to select a color. More...

#include <ColorButton.h>

List of all members.

Public Slots
void	setColor ()
void	setColor (const QColor &c)
Signals
void	colorChanged (QColor c)
Public Member Functions
QColor	color ()
	ColorButton (QWidget *parent=0)
void	disconnect ()
	~ColorButton ()

---

Detailed Description

A pushbutton to select a color.

By default a click displays a QColorDialog. Whenever the color is changed, signal colorChanged() is emited. If exec() exits with Rejected, the original color is restored by emitting signal with the original color.

---

Constructor & Destructor Documentation

QGpGuiTools::ColorButton::ColorButton

(

QWidget *

parent = 0

)

Description of constructor still missing

References setColor(), and TRACE.

    : QPushButton(parent)
{
  TRACE;
  setColor(Qt::gray);
  connect(this, SIGNAL(clicked()), this, SLOT(setColor()));
}

QGpGuiTools::ColorButton::~ColorButton

(

)

References TRACE.

{
  TRACE;
}

---

Member Function Documentation

QColor QGpGuiTools::ColorButton::color

(

)

[inline]

Referenced by setColor(), and SciFigs::PaletteTable::setColorCount().

{return _color;}

void QGpGuiTools::ColorButton::colorChanged

(

QColor

c

)

[signal]

Referenced by setColor().

void QGpGuiTools::ColorButton::disconnect

(

)

References setColor(), and TRACE.

{
  TRACE;
  QPushButton::disconnect(this, SIGNAL(clicked()), this, SLOT(setColor()));
}

void QGpGuiTools::ColorButton::setColor

(

)

[slot]

Creates a QColorDialog that may delete this object (observed for a delegate in a QTableView). If using a ColorButton in a delegate, call disconnect() after creation and re-implement setColor().

References color(), colorChanged(), and TRACE.

Referenced by ColorButton(), disconnect(), and SciFigs::PaletteTable::setColorCount().

{
  TRACE;
  QColorDialog * d=new QColorDialog(qApp->activeWindow());
  QColor originalColor=color();
  d->setCurrentColor(originalColor);
  connect(d, SIGNAL(currentColorChanged(QColor)), this, SLOT(setColor(const QColor&)));
  connect(d, SIGNAL(currentColorChanged(QColor)), this, SIGNAL(colorChanged(QColor)));
  if(d->exec()!=QDialog::Accepted) {
    setColor(originalColor);
    emit colorChanged(originalColor);
  }
  delete d;
}

void QGpGuiTools::ColorButton::setColor

(

const QColor &

c

)

[slot]

References TRACE.

{
  TRACE;
  _color=c;
  QPixmap pm(iconSize());
  QPainter p;
  p.begin(&pm);
  p.fillRect(0, 0, iconSize().width(), iconSize().height(), _color);
  p.end();
  setIcon(pm);
}

---

The documentation for this class was generated from the following files:

• QGpGuiTools/ColorButton.h
• QGpGuiTools/ColorButton.cpp