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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "iconselector_p.h"
#include "qdesigner_utils_p.h"
#include "qtresourcemodel_p.h"
#include "qtresourceview_p.h"
#include "iconloader_p.h"
#include "qdesigner_integration_p.h"
#include "formwindowbase_p.h"
#include <abstractdialoggui_p.h>
#include <qdesigner_integration_p.h>
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerResourceBrowserInterface>
#include <QtDesigner/QDesignerLanguageExtension>
#include <QtDesigner/QExtensionManager>
#include <QtGui/QToolButton>
#include <QtCore/QSignalMapper>
#include <QtGui/QComboBox>
#include <QtGui/QAction>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QPushButton>
#include <QtGui/QDialog>
#include <QtGui/QMenu>
#include <QtGui/QApplication>
#include <QtGui/QVBoxLayout>
#include <QtGui/QImageReader>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QVBoxLayout>
#include <QtGui/QLineEdit>
#include <QtGui/QLabel>
#include <QtGui/QValidator>
#include <QtCore/QDebug>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
// -------------------- LanguageResourceDialogPrivate
class LanguageResourceDialogPrivate {
LanguageResourceDialog *q_ptr;
Q_DECLARE_PUBLIC(LanguageResourceDialog)
public:
LanguageResourceDialogPrivate(QDesignerResourceBrowserInterface *rb);
void init(LanguageResourceDialog *p);
void setCurrentPath(const QString &filePath);
QString currentPath() const;
void slotAccepted();
void slotPathChanged(const QString &);
private:
void setOkButtonEnabled(bool v) { m_dialogButtonBox->button(QDialogButtonBox::Ok)->setEnabled(v); }
static bool checkPath(const QString &p);
QDesignerResourceBrowserInterface *m_browser;
QDialogButtonBox *m_dialogButtonBox;
};
LanguageResourceDialogPrivate::LanguageResourceDialogPrivate(QDesignerResourceBrowserInterface *rb) :
q_ptr(0),
m_browser(rb),
m_dialogButtonBox(new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel))
{
setOkButtonEnabled(false);
}
void LanguageResourceDialogPrivate::init(LanguageResourceDialog *p)
{
q_ptr = p;
QLayout *layout = new QVBoxLayout(p);
layout->addWidget(m_browser);
layout->addWidget(m_dialogButtonBox);
QObject::connect(m_dialogButtonBox, SIGNAL(accepted()), p, SLOT(slotAccepted()));
QObject::connect(m_dialogButtonBox, SIGNAL(rejected()), p, SLOT(reject()));
QObject::connect(m_browser, SIGNAL(currentPathChanged(QString)), p, SLOT(slotPathChanged(QString)));
QObject::connect(m_browser, SIGNAL(pathActivated(QString)), p, SLOT(slotAccepted()));
p->setModal(true);
p->setWindowTitle(LanguageResourceDialog::tr("Choose Resource"));
p->setWindowFlags(p->windowFlags() & ~Qt::WindowContextHelpButtonHint);
setOkButtonEnabled(false);
}
void LanguageResourceDialogPrivate::setCurrentPath(const QString &filePath)
{
m_browser->setCurrentPath(filePath);
setOkButtonEnabled(checkPath(filePath));
}
QString LanguageResourceDialogPrivate::currentPath() const
{
return m_browser->currentPath();
}
bool LanguageResourceDialogPrivate::checkPath(const QString &p)
{
return p.isEmpty() ? false : IconSelector::checkPixmap(p, IconSelector::CheckFast);
}
void LanguageResourceDialogPrivate::slotAccepted()
{
if (checkPath(currentPath()))
q_ptr->accept();
}
void LanguageResourceDialogPrivate::slotPathChanged(const QString &p)
{
setOkButtonEnabled(checkPath(p));
}
// ------------ LanguageResourceDialog
LanguageResourceDialog::LanguageResourceDialog(QDesignerResourceBrowserInterface *rb, QWidget *parent) :
QDialog(parent),
d_ptr(new LanguageResourceDialogPrivate(rb))
{
d_ptr->init( this);
}
LanguageResourceDialog::~LanguageResourceDialog()
{
}
void LanguageResourceDialog::setCurrentPath(const QString &filePath)
{
d_ptr->setCurrentPath(filePath);
}
QString LanguageResourceDialog::currentPath() const
{
return d_ptr->currentPath();
}
LanguageResourceDialog* LanguageResourceDialog::create(QDesignerFormEditorInterface *core, QWidget *parent)
{
if (QDesignerLanguageExtension *lang = qt_extension<QDesignerLanguageExtension *>(core->extensionManager(), core))
if (QDesignerResourceBrowserInterface *rb = lang->createResourceBrowser(0))
return new LanguageResourceDialog(rb, parent);
if (QDesignerIntegration *di = qobject_cast<QDesignerIntegration*>(core->integration()))
if (QDesignerResourceBrowserInterface *rb = di->createResourceBrowser(0))
return new LanguageResourceDialog(rb, parent);
return 0;
}
// ------------ IconSelectorPrivate
static inline QPixmap emptyPixmap()
{
QImage img(16, 16, QImage::Format_ARGB32_Premultiplied);
img.fill(0);
return QPixmap::fromImage(img);
}
class IconSelectorPrivate
{
IconSelector *q_ptr;
Q_DECLARE_PUBLIC(IconSelector)
public:
IconSelectorPrivate();
void slotStateActivated();
void slotSetActivated();
void slotSetResourceActivated();
void slotSetFileActivated();
void slotResetActivated();
void slotResetAllActivated();
void slotUpdate();
QList<QPair<QPair<QIcon::Mode, QIcon::State>, QString> > m_stateToName; // could be static map
QMap<QPair<QIcon::Mode, QIcon::State>, int> m_stateToIndex;
QMap<int, QPair<QIcon::Mode, QIcon::State> > m_indexToState;
const QIcon m_emptyIcon;
QComboBox *m_stateComboBox;
QToolButton *m_iconButton;
QAction *m_resetAction;
QAction *m_resetAllAction;
PropertySheetIconValue m_icon;
DesignerIconCache *m_iconCache;
DesignerPixmapCache *m_pixmapCache;
QtResourceModel *m_resourceModel;
QDesignerFormEditorInterface *m_core;
};
IconSelectorPrivate::IconSelectorPrivate() :
q_ptr(0),
m_emptyIcon(emptyPixmap()),
m_stateComboBox(0),
m_iconButton(0),
m_resetAction(0),
m_resetAllAction(0),
m_iconCache(0),
m_pixmapCache(0),
m_resourceModel(0),
m_core(0)
{
}
void IconSelectorPrivate::slotUpdate()
{
QIcon icon;
if (m_iconCache)
icon = m_iconCache->icon(m_icon);
QMap<QPair<QIcon::Mode, QIcon::State>, PropertySheetPixmapValue> paths = m_icon.paths();
QMapIterator<QPair<QIcon::Mode, QIcon::State>, int> itIndex(m_stateToIndex);
while (itIndex.hasNext()) {
const QPair<QIcon::Mode, QIcon::State> state = itIndex.next().key();
const PropertySheetPixmapValue pixmap = paths.value(state);
const int index = itIndex.value();
QIcon pixmapIcon = QIcon(icon.pixmap(16, 16, state.first, state.second));
if (pixmapIcon.isNull())
pixmapIcon = m_emptyIcon;
m_stateComboBox->setItemIcon(index, pixmapIcon);
QFont font = q_ptr->font();
if (!pixmap.path().isEmpty())
font.setBold(true);
m_stateComboBox->setItemData(index, font, Qt::FontRole);
}
QPair<QIcon::Mode, QIcon::State> state = m_indexToState.value(m_stateComboBox->currentIndex());
PropertySheetPixmapValue currentPixmap = paths.value(state);
m_resetAction->setEnabled(!currentPixmap.path().isEmpty());
m_resetAllAction->setEnabled(!paths.isEmpty());
m_stateComboBox->update();
}
void IconSelectorPrivate::slotStateActivated()
{
slotUpdate();
}
void IconSelectorPrivate::slotSetActivated()
{
QPair<QIcon::Mode, QIcon::State> state = m_indexToState.value(m_stateComboBox->currentIndex());
const PropertySheetPixmapValue pixmap = m_icon.pixmap(state.first, state.second);
// Default to resource
const PropertySheetPixmapValue::PixmapSource ps = pixmap.path().isEmpty() ? PropertySheetPixmapValue::ResourcePixmap : pixmap.pixmapSource(m_core);
switch (ps) {
case PropertySheetPixmapValue::LanguageResourcePixmap:
case PropertySheetPixmapValue::ResourcePixmap:
slotSetResourceActivated();
break;
case PropertySheetPixmapValue::FilePixmap:
slotSetFileActivated();
break;
}
}
// Choose a pixmap from resource; use language-dependent resource browser if present
QString IconSelector::choosePixmapResource(QDesignerFormEditorInterface *core, QtResourceModel *resourceModel, const QString &oldPath, QWidget *parent)
{
Q_UNUSED(resourceModel)
QString rc;
if (LanguageResourceDialog* ldlg = LanguageResourceDialog::create(core, parent)) {
ldlg->setCurrentPath(oldPath);
if (ldlg->exec() == QDialog::Accepted)
rc = ldlg->currentPath();
delete ldlg;
} else {
QtResourceViewDialog dlg(core, parent);
QDesignerIntegration *designerIntegration = qobject_cast<QDesignerIntegration *>(core->integration());
if (designerIntegration)
dlg.setResourceEditingEnabled(designerIntegration->isResourceEditingEnabled());
dlg.selectResource(oldPath);
if (dlg.exec() == QDialog::Accepted)
rc = dlg.selectedResource();
}
return rc;
}
void IconSelectorPrivate::slotSetResourceActivated()
{
const QPair<QIcon::Mode, QIcon::State> state = m_indexToState.value(m_stateComboBox->currentIndex());
PropertySheetPixmapValue pixmap = m_icon.pixmap(state.first, state.second);
const QString oldPath = pixmap.path();
const QString newPath = IconSelector::choosePixmapResource(m_core, m_resourceModel, oldPath, q_ptr);
if (newPath.isEmpty() || newPath == oldPath)
return;
const PropertySheetPixmapValue newPixmap = PropertySheetPixmapValue(newPath);
if (newPixmap != pixmap) {
m_icon.setPixmap(state.first, state.second, newPixmap);
slotUpdate();
emit q_ptr->iconChanged(m_icon);
}
}
// Helpers for choosing image files: Check for valid image.
bool IconSelector::checkPixmap(const QString &fileName, CheckMode cm, QString *errorMessage)
{
const QFileInfo fi(fileName);
if (!fi.exists() || !fi.isFile() || !fi.isReadable()) {
if (errorMessage)
*errorMessage = tr("The pixmap file '%1' cannot be read.").arg(fileName);
return false;
}
QImageReader reader(fileName);
if (!reader.canRead()) {
if (errorMessage)
*errorMessage = tr("The file '%1' does not appear to be a valid pixmap file: %2").arg(fileName).arg(reader.errorString());
return false;
}
if (cm == CheckFast)
return true;
const QImage image = reader.read();
if (image.isNull()) {
if (errorMessage)
*errorMessage = tr("The file '%1' could not be read: %2").arg(fileName).arg(reader.errorString());
return false;
}
return true;
}
// Helpers for choosing image files: Return an image filter for QFileDialog, courtesy of StyledButton
static QString imageFilter()
{
QString filter = QApplication::translate("IconSelector", "All Pixmaps (");
const QList<QByteArray> supportedImageFormats = QImageReader::supportedImageFormats();
const QString jpeg = QLatin1String("JPEG");
const int count = supportedImageFormats.count();
for (int i = 0; i< count; ++i) {
if (i)
filter += QLatin1Char(' ');
filter += QLatin1String("*.");
const QString outputFormat = QString::fromUtf8(supportedImageFormats.at(i));
if (outputFormat != jpeg)
filter += outputFormat.toLower();
else
filter += QLatin1String("jpg *.jpeg");
}
filter += QLatin1Char(')');
return filter;
}
// Helpers for choosing image files: Choose a file
QString IconSelector::choosePixmapFile(const QString &directory, QDesignerDialogGuiInterface *dlgGui,QWidget *parent)
{
QString errorMessage;
QString newPath;
do {
const QString title = tr("Choose a Pixmap");
static const QString filter = imageFilter();
newPath = dlgGui->getOpenImageFileName(parent, title, directory, filter);
if (newPath.isEmpty())
break;
if (checkPixmap(newPath, CheckFully, &errorMessage))
break;
dlgGui->message(parent, QDesignerDialogGuiInterface::ResourceEditorMessage, QMessageBox::Warning, tr("Pixmap Read Error"), errorMessage);
} while(true);
return newPath;
}
void IconSelectorPrivate::slotSetFileActivated()
{
QPair<QIcon::Mode, QIcon::State> state = m_indexToState.value(m_stateComboBox->currentIndex());
PropertySheetPixmapValue pixmap = m_icon.pixmap(state.first, state.second);
const QString newPath = IconSelector::choosePixmapFile(pixmap.path(), m_core->dialogGui(), q_ptr);
if (!newPath.isEmpty()) {
const PropertySheetPixmapValue newPixmap = PropertySheetPixmapValue(newPath);
if (!(newPixmap == pixmap)) {
m_icon.setPixmap(state.first, state.second, newPixmap);
slotUpdate();
emit q_ptr->iconChanged(m_icon);
}
}
}
void IconSelectorPrivate::slotResetActivated()
{
QPair<QIcon::Mode, QIcon::State> state = m_indexToState.value(m_stateComboBox->currentIndex());
PropertySheetPixmapValue pixmap = m_icon.pixmap(state.first, state.second);
const PropertySheetPixmapValue newPixmap;
if (!(newPixmap == pixmap)) {
m_icon.setPixmap(state.first, state.second, newPixmap);
slotUpdate();
emit q_ptr->iconChanged(m_icon);
}
}
void IconSelectorPrivate::slotResetAllActivated()
{
const PropertySheetIconValue newIcon;
if (!(m_icon == newIcon)) {
m_icon = newIcon;
slotUpdate();
emit q_ptr->iconChanged(m_icon);
}
}
// ------------- IconSelector
IconSelector::IconSelector(QWidget *parent) :
QWidget(parent), d_ptr(new IconSelectorPrivate())
{
d_ptr->q_ptr = this;
d_ptr->m_stateComboBox = new QComboBox(this);
QHBoxLayout *l = new QHBoxLayout(this);
d_ptr->m_iconButton = new QToolButton(this);
d_ptr->m_iconButton->setText(tr("..."));
d_ptr->m_iconButton->setPopupMode(QToolButton::MenuButtonPopup);
l->addWidget(d_ptr->m_stateComboBox);
l->addWidget(d_ptr->m_iconButton);
l->setMargin(0);
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Normal, QIcon::Off), tr("Normal Off") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Normal, QIcon::On), tr("Normal On") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Disabled, QIcon::Off), tr("Disabled Off") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Disabled, QIcon::On), tr("Disabled On") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Active, QIcon::Off), tr("Active Off") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Active, QIcon::On), tr("Active On") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Selected, QIcon::Off), tr("Selected Off") );
d_ptr->m_stateToName << qMakePair(qMakePair(QIcon::Selected, QIcon::On), tr("Selected On") );
QMenu *setMenu = new QMenu(this);
QAction *setResourceAction = new QAction(tr("Choose Resource..."), this);
QAction *setFileAction = new QAction(tr("Choose File..."), this);
d_ptr->m_resetAction = new QAction(tr("Reset"), this);
d_ptr->m_resetAllAction = new QAction(tr("Reset All"), this);
d_ptr->m_resetAction->setEnabled(false);
d_ptr->m_resetAllAction->setEnabled(false);
//d_ptr->m_resetAction->setIcon(createIconSet(QString::fromUtf8("resetproperty.png")));
setMenu->addAction(setResourceAction);
setMenu->addAction(setFileAction);
setMenu->addSeparator();
setMenu->addAction(d_ptr->m_resetAction);
setMenu->addAction(d_ptr->m_resetAllAction);
int index = 0;
QStringList items;
QListIterator<QPair<QPair<QIcon::Mode, QIcon::State>, QString> > itName(d_ptr->m_stateToName);
while (itName.hasNext()) {
QPair<QPair<QIcon::Mode, QIcon::State>, QString> item = itName.next();
const QPair<QIcon::Mode, QIcon::State> state = item.first;
const QString name = item.second;
items.append(name);
d_ptr->m_stateToIndex[state] = index;
d_ptr->m_indexToState[index] = state;
index++;
}
d_ptr->m_stateComboBox->addItems(items);
d_ptr->m_iconButton->setMenu(setMenu);
connect(d_ptr->m_stateComboBox, SIGNAL(activated(int)), this, SLOT(slotStateActivated()));
connect(d_ptr->m_iconButton, SIGNAL(clicked()), this, SLOT(slotSetActivated()));
connect(setResourceAction, SIGNAL(triggered()), this, SLOT(slotSetResourceActivated()));
connect(setFileAction, SIGNAL(triggered()), this, SLOT(slotSetFileActivated()));
connect(d_ptr->m_resetAction, SIGNAL(triggered()), this, SLOT(slotResetActivated()));
connect(d_ptr->m_resetAllAction, SIGNAL(triggered()), this, SLOT(slotResetAllActivated()));
d_ptr->slotUpdate();
}
IconSelector::~IconSelector()
{
}
void IconSelector::setIcon(const PropertySheetIconValue &icon)
{
if (d_ptr->m_icon == icon)
return;
d_ptr->m_icon = icon;
d_ptr->slotUpdate();
}
PropertySheetIconValue IconSelector::icon() const
{
return d_ptr->m_icon;
}
void IconSelector::setFormEditor(QDesignerFormEditorInterface *core)
{
d_ptr->m_core = core;
d_ptr->m_resourceModel = core->resourceModel();
d_ptr->slotUpdate();
}
void IconSelector::setIconCache(DesignerIconCache *iconCache)
{
d_ptr->m_iconCache = iconCache;
connect(iconCache, SIGNAL(reloaded()), this, SLOT(slotUpdate()));
d_ptr->slotUpdate();
}
void IconSelector::setPixmapCache(DesignerPixmapCache *pixmapCache)
{
d_ptr->m_pixmapCache = pixmapCache;
connect(pixmapCache, SIGNAL(reloaded()), this, SLOT(slotUpdate()));
d_ptr->slotUpdate();
}
// --- IconThemeEditor
// Validator for theme line edit, accepts empty or non-blank strings.
class BlankSuppressingValidator : public QValidator {
public:
explicit BlankSuppressingValidator(QObject * parent = 0) : QValidator(parent) {}
virtual State validate(QString &input, int &pos) const {
const int blankPos = input.indexOf(QLatin1Char(' '));
if (blankPos != -1) {
pos = blankPos;
return Invalid;
}
return Acceptable;
}
};
struct IconThemeEditorPrivate {
IconThemeEditorPrivate();
const QPixmap m_emptyPixmap;
QLineEdit *m_themeLineEdit;
QLabel *m_themeLabel;
};
IconThemeEditorPrivate::IconThemeEditorPrivate() :
m_emptyPixmap(emptyPixmap()),
m_themeLineEdit(new QLineEdit),
m_themeLabel(new QLabel)
{
}
IconThemeEditor::IconThemeEditor(QWidget *parent, bool wantResetButton) :
QWidget (parent), d(new IconThemeEditorPrivate)
{
QHBoxLayout *mainHLayout = new QHBoxLayout;
mainHLayout->setMargin(0);
// Vertically center theme preview label
d->m_themeLabel->setPixmap(d->m_emptyPixmap);
QVBoxLayout *themeLabelVLayout = new QVBoxLayout;
d->m_themeLabel->setMargin(1);
themeLabelVLayout->setMargin(0);
themeLabelVLayout->addSpacerItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
themeLabelVLayout->addWidget(d->m_themeLabel);
themeLabelVLayout->addSpacerItem(new QSpacerItem(0, 0, QSizePolicy::Ignored, QSizePolicy::MinimumExpanding));
mainHLayout->addLayout(themeLabelVLayout);
d->m_themeLineEdit = new QLineEdit;
d->m_themeLineEdit->setValidator(new BlankSuppressingValidator(d->m_themeLineEdit));
connect(d->m_themeLineEdit, SIGNAL(textChanged(QString)), this, SLOT(slotChanged(QString)));
connect(d->m_themeLineEdit, SIGNAL(textEdited(QString)), this, SIGNAL(edited(QString)));
mainHLayout->addWidget(d->m_themeLineEdit);
if (wantResetButton) {
QToolButton *themeResetButton = new QToolButton;
themeResetButton->setIcon(createIconSet(QLatin1String("resetproperty.png")));
connect(themeResetButton, SIGNAL(clicked()), this, SLOT(reset()));
mainHLayout->addWidget(themeResetButton);
}
setLayout(mainHLayout);
setFocusProxy(d->m_themeLineEdit);
}
IconThemeEditor::~IconThemeEditor()
{
}
void IconThemeEditor::reset()
{
d->m_themeLineEdit->clear();
emit edited(QString());
}
void IconThemeEditor::slotChanged(const QString &theme)
{
updatePreview(theme);
}
void IconThemeEditor::updatePreview(const QString &t)
{
// Update preview label with icon.
if (t.isEmpty() || !QIcon::hasThemeIcon(t)) { // Empty
const QPixmap *currentPixmap = d->m_themeLabel->pixmap();
if (currentPixmap == 0 || currentPixmap->serialNumber() != d->m_emptyPixmap.serialNumber())
d->m_themeLabel->setPixmap(d->m_emptyPixmap);
} else {
const QIcon icon = QIcon::fromTheme(t);
d->m_themeLabel->setPixmap(icon.pixmap(d->m_emptyPixmap.size()));
}
}
QString IconThemeEditor::theme() const
{
return d->m_themeLineEdit->text();
}
void IconThemeEditor::setTheme(const QString &t)
{
d->m_themeLineEdit->setText(t);
}
} // qdesigner_internal
QT_END_NAMESPACE
#include "moc_iconselector_p.cpp"
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