/
Widgets.cpp
1585 lines (1353 loc) · 46.4 KB
/
Widgets.cpp
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/***************************************************************************
* Copyright (c) 2004 Werner Mayer <wmayer[at]users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <QAction>
# include <QColorDialog>
# include <QDesktopWidget>
# include <QDialogButtonBox>
# include <QDrag>
# include <QEventLoop>
# include <QKeyEvent>
# include <QMessageBox>
# include <QMimeData>
# include <QPainter>
# include <QPlainTextEdit>
# include <QStylePainter>
# include <QTextBlock>
# include <QTimer>
# include <QToolTip>
# include <QDebug>
#endif
#include <Base/Tools.h>
#include <Base/Exception.h>
#include <Base/Interpreter.h>
#include <App/ExpressionParser.h>
#include "Command.h"
#include "Widgets.h"
#include "Application.h"
#include "Action.h"
#include "PrefWidgets.h"
#include "BitmapFactory.h"
#include "DlgExpressionInput.h"
#include "QuantitySpinBox_p.h"
using namespace Gui;
using namespace App;
using namespace Base;
/**
* Constructs an empty command view with parent \a parent.
*/
CommandIconView::CommandIconView ( QWidget * parent )
: QListWidget(parent)
{
connect(this, SIGNAL (currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
this, SLOT (onSelectionChanged(QListWidgetItem *, QListWidgetItem *)) );
}
/**
* Destroys the icon view and deletes all items.
*/
CommandIconView::~CommandIconView ()
{
}
/**
* Stores the name of the selected commands for drag and drop.
*/
void CommandIconView::startDrag (Qt::DropActions supportedActions)
{
Q_UNUSED(supportedActions);
QList<QListWidgetItem*> items = selectedItems();
QByteArray itemData;
QDataStream dataStream(&itemData, QIODevice::WriteOnly);
QPixmap pixmap;
dataStream << items.count();
for (QList<QListWidgetItem*>::ConstIterator it = items.begin(); it != items.end(); ++it) {
if (it == items.begin())
pixmap = ((*it)->data(Qt::UserRole)).value<QPixmap>();
dataStream << (*it)->text();
}
QMimeData *mimeData = new QMimeData;
mimeData->setData(QString::fromLatin1("text/x-action-items"), itemData);
QDrag *drag = new QDrag(this);
drag->setMimeData(mimeData);
drag->setHotSpot(QPoint(pixmap.width()/2, pixmap.height()/2));
drag->setPixmap(pixmap);
drag->start(Qt::MoveAction);
}
/**
* This slot is called when a new item becomes current. \a item is the new current item
* (or 0 if no item is now current). This slot emits the emitSelectionChanged()
* signal for its part.
*/
void CommandIconView::onSelectionChanged(QListWidgetItem * item, QListWidgetItem *)
{
if (item)
emitSelectionChanged(item->toolTip());
}
// ------------------------------------------------------------------------------
/* TRANSLATOR Gui::ActionSelector */
ActionSelector::ActionSelector(QWidget* parent)
: QWidget(parent)
{
addButton = new QPushButton(this);
addButton->setObjectName(QLatin1String("addButton"));
addButton->setMinimumSize(QSize(30, 30));
addButton->setIcon(BitmapFactory().pixmap("button_right"));
gridLayout = new QGridLayout(this);
gridLayout->addWidget(addButton, 1, 1, 1, 1);
spacerItem = new QSpacerItem(33, 57, QSizePolicy::Minimum, QSizePolicy::Expanding);
gridLayout->addItem(spacerItem, 5, 1, 1, 1);
spacerItem1 = new QSpacerItem(33, 58, QSizePolicy::Minimum, QSizePolicy::Expanding);
gridLayout->addItem(spacerItem1, 0, 1, 1, 1);
removeButton = new QPushButton(this);
removeButton->setObjectName(QLatin1String("removeButton"));
removeButton->setMinimumSize(QSize(30, 30));
removeButton->setIcon(BitmapFactory().pixmap("button_left"));
removeButton->setAutoDefault(true);
removeButton->setDefault(false);
gridLayout->addWidget(removeButton, 2, 1, 1, 1);
upButton = new QPushButton(this);
upButton->setObjectName(QLatin1String("upButton"));
upButton->setMinimumSize(QSize(30, 30));
upButton->setIcon(BitmapFactory().pixmap("button_up"));
gridLayout->addWidget(upButton, 3, 1, 1, 1);
downButton = new QPushButton(this);
downButton->setObjectName(QLatin1String("downButton"));
downButton->setMinimumSize(QSize(30, 30));
downButton->setIcon(BitmapFactory().pixmap("button_down"));
downButton->setAutoDefault(true);
gridLayout->addWidget(downButton, 4, 1, 1, 1);
vboxLayout = new QVBoxLayout();
vboxLayout->setContentsMargins(0, 0, 0, 0);
labelAvailable = new QLabel(this);
vboxLayout->addWidget(labelAvailable);
availableWidget = new QTreeWidget(this);
availableWidget->setObjectName(QLatin1String("availableTreeWidget"));
availableWidget->setRootIsDecorated(false);
availableWidget->setHeaderLabels(QStringList() << QString());
availableWidget->header()->hide();
vboxLayout->addWidget(availableWidget);
gridLayout->addLayout(vboxLayout, 0, 0, 6, 1);
vboxLayout1 = new QVBoxLayout();
vboxLayout1->setContentsMargins(0, 0, 0, 0);
labelSelected = new QLabel(this);
vboxLayout1->addWidget(labelSelected);
selectedWidget = new QTreeWidget(this);
selectedWidget->setObjectName(QLatin1String("selectedTreeWidget"));
selectedWidget->setRootIsDecorated(false);
selectedWidget->setHeaderLabels(QStringList() << QString());
selectedWidget->header()->hide();
vboxLayout1->addWidget(selectedWidget);
gridLayout->addLayout(vboxLayout1, 0, 2, 6, 1);
addButton->setText(QString());
removeButton->setText(QString());
upButton->setText(QString());
downButton->setText(QString());
connect(addButton, SIGNAL(clicked()),
this, SLOT(on_addButton_clicked()) );
connect(removeButton, SIGNAL(clicked()),
this, SLOT(on_removeButton_clicked()) );
connect(upButton, SIGNAL(clicked()),
this, SLOT(on_upButton_clicked()) );
connect(downButton, SIGNAL(clicked()),
this, SLOT(on_downButton_clicked()) );
connect(availableWidget, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)),
this, SLOT(onItemDoubleClicked(QTreeWidgetItem*,int)) );
connect(selectedWidget, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)),
this, SLOT(onItemDoubleClicked(QTreeWidgetItem*,int)) );
connect(availableWidget, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem *)),
this, SLOT(onCurrentItemChanged(QTreeWidgetItem *,QTreeWidgetItem *)) );
connect(selectedWidget, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem *)),
this, SLOT(onCurrentItemChanged(QTreeWidgetItem *,QTreeWidgetItem *)) );
retranslateUi();
setButtonsEnabled();
}
ActionSelector::~ActionSelector()
{
}
void ActionSelector::setSelectedLabel(const QString& label)
{
labelSelected->setText(label);
}
QString ActionSelector::selectedLabel() const
{
return labelSelected->text();
}
void ActionSelector::setAvailableLabel(const QString& label)
{
labelAvailable->setText(label);
}
QString ActionSelector::availableLabel() const
{
return labelAvailable->text();
}
void ActionSelector::retranslateUi()
{
labelAvailable->setText(QApplication::translate("Gui::ActionSelector", "Available:"));
labelSelected->setText(QApplication::translate("Gui::ActionSelector", "Selected:"));
addButton->setToolTip(QApplication::translate("Gui::ActionSelector", "Add"));
removeButton->setToolTip(QApplication::translate("Gui::ActionSelector", "Remove"));
upButton->setToolTip(QApplication::translate("Gui::ActionSelector", "Move up"));
downButton->setToolTip(QApplication::translate("Gui::ActionSelector", "Move down"));
}
void ActionSelector::changeEvent(QEvent* event)
{
if (event->type() == QEvent::LanguageChange) {
retranslateUi();
}
QWidget::changeEvent(event);
}
void ActionSelector::keyPressEvent(QKeyEvent* event)
{
if ((event->modifiers() & Qt::ControlModifier)) {
switch (event->key())
{
case Qt::Key_Right:
on_addButton_clicked();
break;
case Qt::Key_Left:
on_removeButton_clicked();
break;
case Qt::Key_Up:
on_upButton_clicked();
break;
case Qt::Key_Down:
on_downButton_clicked();
break;
default:
event->ignore();
return;
}
}
}
void ActionSelector::setButtonsEnabled()
{
addButton->setEnabled(availableWidget->indexOfTopLevelItem(availableWidget->currentItem()) > -1);
removeButton->setEnabled(selectedWidget->indexOfTopLevelItem(selectedWidget->currentItem()) > -1);
upButton->setEnabled(selectedWidget->indexOfTopLevelItem(selectedWidget->currentItem()) > 0);
downButton->setEnabled(selectedWidget->indexOfTopLevelItem(selectedWidget->currentItem()) > -1 &&
selectedWidget->indexOfTopLevelItem(selectedWidget->currentItem()) < selectedWidget->topLevelItemCount() - 1);
}
void ActionSelector::onCurrentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)
{
setButtonsEnabled();
}
void ActionSelector::onItemDoubleClicked(QTreeWidgetItem * item, int column)
{
Q_UNUSED(column);
QTreeWidget* treeWidget = item->treeWidget();
if (treeWidget == availableWidget) {
int index = availableWidget->indexOfTopLevelItem(item);
item = availableWidget->takeTopLevelItem(index);
availableWidget->setCurrentItem(0);
selectedWidget->addTopLevelItem(item);
selectedWidget->setCurrentItem(item);
}
else if (treeWidget == selectedWidget) {
int index = selectedWidget->indexOfTopLevelItem(item);
item = selectedWidget->takeTopLevelItem(index);
selectedWidget->setCurrentItem(0);
availableWidget->addTopLevelItem(item);
availableWidget->setCurrentItem(item);
}
}
void ActionSelector::on_addButton_clicked()
{
QTreeWidgetItem* item = availableWidget->currentItem();
if (item) {
int index = availableWidget->indexOfTopLevelItem(item);
item = availableWidget->takeTopLevelItem(index);
availableWidget->setCurrentItem(0);
selectedWidget->addTopLevelItem(item);
selectedWidget->setCurrentItem(item);
}
}
void ActionSelector::on_removeButton_clicked()
{
QTreeWidgetItem* item = selectedWidget->currentItem();
if (item) {
int index = selectedWidget->indexOfTopLevelItem(item);
item = selectedWidget->takeTopLevelItem(index);
selectedWidget->setCurrentItem(0);
availableWidget->addTopLevelItem(item);
availableWidget->setCurrentItem(item);
}
}
void ActionSelector::on_upButton_clicked()
{
QTreeWidgetItem* item = selectedWidget->currentItem();
if (item && selectedWidget->isItemSelected(item)) {
int index = selectedWidget->indexOfTopLevelItem(item);
if (index > 0) {
selectedWidget->takeTopLevelItem(index);
selectedWidget->insertTopLevelItem(index-1, item);
selectedWidget->setCurrentItem(item);
}
}
}
void ActionSelector::on_downButton_clicked()
{
QTreeWidgetItem* item = selectedWidget->currentItem();
if (item && selectedWidget->isItemSelected(item)) {
int index = selectedWidget->indexOfTopLevelItem(item);
if (index < selectedWidget->topLevelItemCount()-1) {
selectedWidget->takeTopLevelItem(index);
selectedWidget->insertTopLevelItem(index+1, item);
selectedWidget->setCurrentItem(item);
}
}
}
// ------------------------------------------------------------------------------
/* TRANSLATOR Gui::AccelLineEdit */
/**
* Constructs a line edit with no text.
* The \a parent and \a name arguments are sent to the QLineEdit constructor.
*/
AccelLineEdit::AccelLineEdit ( QWidget * parent )
: QLineEdit(parent)
{
noneStr = tr("none");
setText(noneStr);
keyPressedCount = 0;
}
bool AccelLineEdit::isNone() const
{
QString t = text();
return t.isEmpty() || t == noneStr;
}
/**
* Checks which keys are pressed and show it as text.
*/
void AccelLineEdit::keyPressEvent ( QKeyEvent * e)
{
QString txtLine = text();
int key = e->key();
Qt::KeyboardModifiers state = e->modifiers();
// Backspace clears the shortcut
// If a modifier is pressed without any other key, return.
// AltGr is not a modifier but doesn't have a QtSring representation.
switch(key) {
case Qt::Key_Backspace:
if (state == Qt::NoModifier) {
keyPressedCount = 0;
setText(noneStr);
}
case Qt::Key_Control:
case Qt::Key_Shift:
case Qt::Key_Alt:
case Qt::Key_Meta:
case Qt::Key_AltGr:
return;
default:
break;
}
// 4 keys are allowed for QShortcut
switch(keyPressedCount) {
case 4:
keyPressedCount = 0;
txtLine.clear();
break;
case 0:
txtLine.clear();
break;
default:
txtLine += QString::fromLatin1(",");
break;
}
// Handles modifiers applying a mask.
if ((state & Qt::ControlModifier) == Qt::ControlModifier) {
QKeySequence ks(Qt::CTRL);
txtLine += ks.toString(QKeySequence::NativeText);
}
if ((state & Qt::AltModifier) == Qt::AltModifier) {
QKeySequence ks(Qt::ALT);
txtLine += ks.toString(QKeySequence::NativeText);
}
if ((state & Qt::ShiftModifier) == Qt::ShiftModifier) {
QKeySequence ks(Qt::SHIFT);
txtLine += ks.toString(QKeySequence::NativeText);
}
if ((state & Qt::MetaModifier) == Qt::MetaModifier) {
QKeySequence ks(Qt::META);
txtLine += ks.toString(QKeySequence::NativeText);
}
// Handles normal keys
QKeySequence ks(key);
txtLine += ks.toString(QKeySequence::NativeText);
setText(txtLine);
keyPressedCount++;
}
// ------------------------------------------------------------------------------
#if QT_VERSION >= 0x050200
ClearLineEdit::ClearLineEdit (QWidget * parent)
: QLineEdit(parent)
{
clearAction = this->addAction(QIcon(QString::fromLatin1(":/icons/edit-cleartext.svg")),
QLineEdit::TrailingPosition);
connect(clearAction, SIGNAL(triggered()), this, SLOT(clear()));
connect(this, SIGNAL(textChanged(const QString&)),
this, SLOT(updateClearButton(const QString&)));
}
void ClearLineEdit::resizeEvent(QResizeEvent *e)
{
QLineEdit::resizeEvent(e);
}
void ClearLineEdit::updateClearButton(const QString& text)
{
clearAction->setVisible(!text.isEmpty());
}
#else
ClearLineEdit::ClearLineEdit (QWidget * parent)
: QLineEdit(parent)
{
clearButton = new QToolButton(this);
QPixmap pixmap(BitmapFactory().pixmapFromSvg(":/icons/edit-cleartext.svg", QSize(18, 18)));
clearButton->setIcon(QIcon(pixmap));
clearButton->setIconSize(pixmap.size());
clearButton->setCursor(Qt::ArrowCursor);
clearButton->setStyleSheet(QString::fromLatin1("QToolButton { border: none; padding: 0px; }"));
clearButton->hide();
connect(clearButton, SIGNAL(clicked()), this, SLOT(clear()));
connect(this, SIGNAL(textChanged(const QString&)),
this, SLOT(updateClearButton(const QString&)));
int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
setStyleSheet(QString::fromLatin1("QLineEdit { padding-right: %1px; } ")
.arg(clearButton->sizeHint().width() + frameWidth + 1));
QSize msz = minimumSizeHint();
setMinimumSize(qMax(msz.width(), clearButton->sizeHint().height() + frameWidth * 2 + 2),
msz.height());
}
void ClearLineEdit::resizeEvent(QResizeEvent *)
{
QSize sz = clearButton->sizeHint();
int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
clearButton->move(rect().right() - frameWidth - sz.width(),
(rect().bottom() + 1 - sz.height())/2);
}
void ClearLineEdit::updateClearButton(const QString& text)
{
clearButton->setVisible(!text.isEmpty());
}
#endif
// ------------------------------------------------------------------------------
/* TRANSLATOR Gui::CheckListDialog */
/**
* Constructs a CheckListDialog which is a child of 'parent', with the
* name 'name' and widget flags set to 'f'
*
* The dialog will by default be modeless, unless you set 'modal' to
* true to construct a modal dialog.
*/
CheckListDialog::CheckListDialog( QWidget* parent, Qt::WindowFlags fl )
: QDialog( parent, fl )
{
ui.setupUi(this);
}
/**
* Destroys the object and frees any allocated resources
*/
CheckListDialog::~CheckListDialog()
{
// no need to delete child widgets, Qt does it all for us
}
/**
* Sets the items to the dialog's list view. By default all items are checkable..
*/
void CheckListDialog::setCheckableItems( const QStringList& items )
{
for ( QStringList::ConstIterator it = items.begin(); it != items.end(); ++it ) {
QTreeWidgetItem* item = new QTreeWidgetItem(ui.treeWidget);
item->setText(0, *it);
item->setCheckState(0, Qt::Unchecked);
}
}
/**
* Sets the items to the dialog's list view. If the boolean type of a CheckListItem
* is set to false the item is not checkable any more.
*/
void CheckListDialog::setCheckableItems( const QList<CheckListItem>& items )
{
for ( QList<CheckListItem>::ConstIterator it = items.begin(); it != items.end(); ++it ) {
QTreeWidgetItem* item = new QTreeWidgetItem(ui.treeWidget);
item->setText(0, (*it).first);
item->setCheckState(0, ( (*it).second ? Qt::Checked : Qt::Unchecked));
}
}
/**
* Returns a list of the check items.
*/
QStringList CheckListDialog::getCheckedItems() const
{
return checked;
}
/**
* Collects all checked items to be able to return them by call \ref getCheckedItems().
*/
void CheckListDialog::accept ()
{
QTreeWidgetItemIterator it(ui.treeWidget, QTreeWidgetItemIterator::Checked);
while (*it) {
checked.push_back((*it)->text(0));
++it;
}
QDialog::accept();
}
// ------------------------------------------------------------------------------
namespace Gui {
struct ColorButtonP
{
QColor old, col;
QPointer<QColorDialog> cd;
bool allowChange;
bool autoChange;
bool drawFrame;
bool modal;
bool dirty;
ColorButtonP()
: cd(0)
, allowChange(true)
, autoChange(false)
, drawFrame(true)
, modal(true)
, dirty(true)
{
}
};
}
/**
* Constructs a colored button called \a name with parent \a parent.
*/
ColorButton::ColorButton(QWidget* parent)
: QPushButton(parent)
{
d = new ColorButtonP();
d->col = palette().color(QPalette::Active,QPalette::Midlight);
connect(this, SIGNAL(clicked()), SLOT(onChooseColor()));
#if 1
int e = style()->pixelMetric(QStyle::PM_ButtonIconSize);
setIconSize(QSize(2*e, e));
#endif
}
/**
* Destroys the button.
*/
ColorButton::~ColorButton()
{
delete d;
}
/**
* Sets the color \a c to the button.
*/
void ColorButton::setColor(const QColor& c)
{
d->col = c;
d->dirty = true;
update();
}
/**
* Returns the current color of the button.
*/
QColor ColorButton::color() const
{
return d->col;
}
void ColorButton::setAllowChangeColor(bool ok)
{
d->allowChange = ok;
}
bool ColorButton::allowChangeColor() const
{
return d->allowChange;
}
void ColorButton::setDrawFrame(bool ok)
{
d->drawFrame = ok;
}
bool ColorButton::drawFrame() const
{
return d->drawFrame;
}
void ColorButton::setModal(bool b)
{
d->modal = b;
}
bool ColorButton::isModal() const
{
return d->modal;
}
void ColorButton::setAutoChangeColor(bool on)
{
d->autoChange = on;
}
bool ColorButton::autoChangeColor() const
{
return d->autoChange;
}
/**
* Draws the button label.
*/
void ColorButton::paintEvent (QPaintEvent * e)
{
#if 0
// first paint the complete button
QPushButton::paintEvent(e);
// repaint the rectangle area
QPalette::ColorGroup group = isEnabled() ? hasFocus() ? QPalette::Active : QPalette::Inactive : QPalette::Disabled;
QColor pen = palette().color(group,QPalette::ButtonText);
{
QPainter paint(this);
paint.setPen(pen);
if (d->drawFrame) {
paint.setBrush(QBrush(d->col));
paint.drawRect(5, 5, width()-10, height()-10);
}
else {
paint.fillRect(5, 5, width()-10, height()-10, QBrush(d->col));
}
}
// overpaint the rectangle to paint icon and text
QStyleOptionButton opt;
opt.init(this);
opt.text = text();
opt.icon = icon();
opt.iconSize = iconSize();
QStylePainter p(this);
p.drawControl(QStyle::CE_PushButtonLabel, opt);
#else
if (d->dirty) {
QSize isize = iconSize();
QPixmap pix(isize);
pix.fill(palette().button().color());
QPainter p(&pix);
int w = pix.width();
int h = pix.height();
p.setPen(QPen(Qt::gray));
if (d->drawFrame) {
p.setBrush(d->col);
p.drawRect(2, 2, w - 5, h - 5);
}
else {
p.fillRect(0, 0, w, h, QBrush(d->col));
}
setIcon(QIcon(pix));
d->dirty = false;
}
QPushButton::paintEvent(e);
#endif
}
/**
* Opens a QColorDialog to set a new color.
*/
void ColorButton::onChooseColor()
{
if (!d->allowChange)
return;
#if QT_VERSION >= 0x040500
if (d->modal) {
#endif
QColor currentColor = d->col;
QColorDialog cd(d->col, this);
#if QT_VERSION >= 0x050000
cd.setOptions(QColorDialog::DontUseNativeDialog);
#endif
if (d->autoChange) {
connect(&cd, SIGNAL(currentColorChanged(const QColor &)),
this, SLOT(onColorChosen(const QColor&)));
}
if (cd.exec() == QDialog::Accepted) {
QColor c = cd.selectedColor();
if (c.isValid()) {
setColor(c);
changed();
}
}
else if (d->autoChange) {
setColor(currentColor);
changed();
}
#if QT_VERSION >= 0x040500
}
else {
if (d->cd.isNull()) {
d->old = d->col;
d->cd = new QColorDialog(d->col, this);
#if QT_VERSION >= 0x050000
d->cd->setOptions(QColorDialog::DontUseNativeDialog);
#endif
d->cd->setAttribute(Qt::WA_DeleteOnClose);
connect(d->cd, SIGNAL(rejected()),
this, SLOT(onRejected()));
connect(d->cd, SIGNAL(currentColorChanged(const QColor &)),
this, SLOT(onColorChosen(const QColor&)));
}
d->cd->show();
}
#endif
}
void ColorButton::onColorChosen(const QColor& c)
{
setColor(c);
changed();
}
void ColorButton::onRejected()
{
setColor(d->old);
changed();
}
// ------------------------------------------------------------------------------
UrlLabel::UrlLabel(QWidget * parent, Qt::WindowFlags f)
: QLabel(parent, f)
{
_url = QString::fromLatin1("http://localhost");
setToolTip(this->_url);
}
UrlLabel::~UrlLabel()
{
}
void UrlLabel::enterEvent ( QEvent * )
{
setCursor(Qt::PointingHandCursor);
}
void UrlLabel::leaveEvent ( QEvent * )
{
setCursor(Qt::ArrowCursor);
}
void UrlLabel::mouseReleaseEvent (QMouseEvent *)
{
// The webbrowser Python module allows to start the system browser in an OS-independent way
Base::PyGILStateLocker lock;
PyObject* module = PyImport_ImportModule("webbrowser");
if (module) {
// get the methods dictionary and search for the 'open' method
PyObject* dict = PyModule_GetDict(module);
PyObject* func = PyDict_GetItemString(dict, "open");
if (func) {
PyObject* args = Py_BuildValue("(s)", (const char*)this->_url.toLatin1());
PyObject* result = PyEval_CallObject(func,args);
// decrement the args and module reference
Py_XDECREF(result);
Py_DECREF(args);
Py_DECREF(module);
}
}
}
QString UrlLabel::url() const
{
return this->_url;
}
void UrlLabel::setUrl(const QString& u)
{
this->_url = u;
setToolTip(this->_url);
}
// --------------------------------------------------------------------
/* TRANSLATOR Gui::LabelButton */
/**
* Constructs a file chooser called \a name with the parent \a parent.
*/
LabelButton::LabelButton (QWidget * parent)
: QWidget(parent)
{
QHBoxLayout *layout = new QHBoxLayout(this);
layout->setMargin(0);
layout->setSpacing(1);
label = new QLabel(this);
label->setAutoFillBackground(true);
layout->addWidget(label);
button = new QPushButton(QLatin1String("..."), this);
#if defined (Q_OS_MAC)
button->setAttribute(Qt::WA_LayoutUsesWidgetRect); // layout size from QMacStyle was not correct
#endif
layout->addWidget(button);
connect(button, SIGNAL(clicked()), this, SLOT(browse()));
connect(button, SIGNAL(clicked()), this, SIGNAL(buttonClicked()));
}
LabelButton::~LabelButton()
{
}
void LabelButton::resizeEvent(QResizeEvent* e)
{
button->setFixedWidth(e->size().height());
button->setFixedHeight(e->size().height());
}
QLabel *LabelButton::getLabel() const
{
return label;
}
QPushButton *LabelButton::getButton() const
{
return button;
}
QVariant LabelButton::value() const
{
return _val;
}
void LabelButton::setValue(const QVariant& val)
{
_val = val;
showValue(_val);
valueChanged(_val);
}
void LabelButton::showValue(const QVariant& data)
{
label->setText(data.toString());
}
void LabelButton::browse()
{
}
// ----------------------------------------------------------------------
ToolTip* ToolTip::inst = 0;
ToolTip* ToolTip::instance()
{
if (!inst)
inst = new ToolTip();
return inst;
}
ToolTip::ToolTip() : installed(false), hidden(true)
{
}
ToolTip::~ToolTip()
{
}
void ToolTip::installEventFilter()
{
if (this->installed)
return;
qApp->installEventFilter(this);
this->installed = true;
}
void ToolTip::removeEventFilter()
{
if (!this->installed)
return;
qApp->removeEventFilter(this);
this->installed = false;
}
void ToolTip::showText(const QPoint & pos, const QString & text, QWidget * w)
{
ToolTip* tip = instance();
if (!text.isEmpty()) {
// install this object to filter timer events for the tooltip label
tip->installEventFilter();
tip->pos = pos;
tip->text = text;
tip->w = w;
// show text with a short delay
tip->tooltipTimer.start(80, tip);
}
else {
// do immediately
QToolTip::showText(pos, text, w);
}
}
void ToolTip::timerEvent(QTimerEvent *e)
{
if (e->timerId() == tooltipTimer.timerId()) {
QToolTip::showText(pos, text, w);
tooltipTimer.stop();
displayTime.restart();
}