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#include "statusTextWidget.h"
#include <QHBoxLayout>
#include <QMenu>
#include <QtGui/QStyle>
#include <QtGui/QStyleOptionFrameV2>
QSize statusLineEdit::sizeHint() const
{
QFont font;
QFontMetrics fm(font);
int width = fm.width(text());
if(width <= (160 - 8))
return QSize(width+8, 18);
else
return QSize(160, 18);
}
void statusLineEditButton::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
QPainter painter(this);
QStyleOptionButton panel;
initStyleOption(&panel);
QRect r = style()->subElementRect(QStyle::SE_PushButtonFocusRect, &panel, this);
QImage image(":/icons/resource/downArrow.png");
QRect rectDelta(0, 0, 7, 4);
rectDelta.moveCenter(r.center());
painter.drawImage(rectDelta, image);
}
void statusLineEdit::focusInEvent(QFocusEvent* event)
{
QLineEdit::focusInEvent(event);
QLineEdit::selectAll();
}
void statusLineEdit::mousePressEvent(QMouseEvent* event)
{
QLineEdit::mousePressEvent(event);
QLineEdit::selectAll();
}
statusTextWidget::statusTextWidget(QWidget* parent) : QWidget(parent),
m_statusLineEdit(0), m_statusButton(0), m_clearStatusTextHistory("Clear Status Message", this)
{
m_statusLineEdit = new statusLineEdit(this);
QHBoxLayout* layout = new QHBoxLayout;
layout->addWidget(m_statusLineEdit);
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
m_statusButton = new statusLineEditButton(this);
layout->addWidget(m_statusButton);
setLayout(layout);
bool check = connect(m_statusButton, SIGNAL(clicked(bool)), SLOT(showMenu()));
Q_ASSERT(check);
check = connect(m_statusLineEdit, SIGNAL(textChanged(const QString&)), SLOT(textChanged()));
Q_ASSERT(check);
check = connect(m_statusLineEdit, SIGNAL(editingFinished()), SLOT(statusTextChanged_helper()));
Q_ASSERT(check);
check = connect(&m_clearStatusTextHistory, SIGNAL(triggered()), SLOT(clearStatusTextHistory()));
Q_ASSERT(check);
}
void statusTextWidget::showMenu()
{
QMenu menu(this);
int size = m_statusTextActionList.size();
for(int i = 0; i < size; ++i)
{
menu.addAction(m_statusTextActionList.at(size - 1 - i));
}
menu.addSeparator();
menu.addAction(&m_clearStatusTextHistory);
m_clearStatusTextHistory.setDisabled(size == 0);
menu.exec(m_statusLineEdit->mapToGlobal(QPoint(0, m_statusLineEdit->height())));
}
void statusTextWidget::textChanged()
{
m_statusLineEdit->updateGeometry();
}
void statusTextWidget::statusTextChanged_helper()
{
addStatusTextToList(m_statusLineEdit->text());
emit statusTextChanged(m_statusLineEdit->text());
parentWidget()->setFocus();
}
void statusTextWidget::setStatusText(const QString& statusText)
{
m_statusLineEdit->setText(statusText);
}
void statusTextWidget::addStatusTextToList(const QString& status)
{
for(int i = 0; i < m_statusTextActionList.size(); ++i)
{
if(m_statusTextActionList.at(i)->data().toString() == status)
{
QAction* action = m_statusTextActionList.takeAt(i);
m_statusTextActionList.append(action);
return;
}
}
QAction* action = new QAction(status, this);
action->setData(status);
bool check = connect(action, SIGNAL(triggered()), SLOT(statusTextChanged_menuClick()));
Q_ASSERT(check);
m_statusTextActionList.append(action);
}
void statusTextWidget::statusTextChanged_menuClick()
{
QAction* action = qobject_cast<QAction*>(sender());
if(action)
{
int i = 0;
while(i < m_statusTextActionList.size() && action != m_statusTextActionList.at(i))
{
++i;
}
if(action == m_statusTextActionList.at(i))
{
m_statusTextActionList.removeAt(i);
m_statusTextActionList.append(action);
}
m_statusLineEdit->setText(action->data().toString());
emit statusTextChanged(action->data().toString());
}
}
void statusTextWidget::clearStatusTextHistory()
{
emit statusTextChanged("");
}
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