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Diffstat (limited to 'tools/designer/src/lib/shared/iconselector.cpp')
| -rw-r--r-- | tools/designer/src/lib/shared/iconselector.cpp | 546 |
1 files changed, 546 insertions, 0 deletions
diff --git a/tools/designer/src/lib/shared/iconselector.cpp b/tools/designer/src/lib/shared/iconselector.cpp new file mode 100644 index 0000000..02a3dee --- /dev/null +++ b/tools/designer/src/lib/shared/iconselector.cpp @@ -0,0 +1,546 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the Qt Designer of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 <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() +{ + delete d_ptr; +} + +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 +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; + + 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_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") ); + + QImage img(16, 16, QImage::Format_ARGB32_Premultiplied); + img.fill(0); + d_ptr->m_emptyIcon = QIcon(QPixmap::fromImage(img)); + + 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() +{ + delete d_ptr; +} + +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(); +} + +} // qdesigner_internal + +QT_END_NAMESPACE + +#include "moc_iconselector_p.cpp" + |