CHANGES.md

 # ChangeLog
 
+## version 2.16.0 - 2019-11-29
+ - first version of dtkWidgetsDataManager
+## version 2.15.2 - 2019-11-12
+ - Fixed workspace bar count.
 ## version 2.15.1 - 2019-10-18
  - Allow menu framework to tweak an existing Qt menu bar.
 ## version 2.15.0 - 2019-10-18

CMakeLists.txt

@@ -23,8 +23,8 @@ project(dtkWidgets)
 ## ###################################################################
 
 set(${PROJECT_NAME}_VERSION_MAJOR 2)
-set(${PROJECT_NAME}_VERSION_MINOR 15)
-set(${PROJECT_NAME}_VERSION_PATCH 2)
+set(${PROJECT_NAME}_VERSION_MINOR 16)
+set(${PROJECT_NAME}_VERSION_PATCH 0)
 set(${PROJECT_NAME}_VERSION
   ${${PROJECT_NAME}_VERSION_MAJOR}.${${PROJECT_NAME}_VERSION_MINOR}.${${PROJECT_NAME}_VERSION_PATCH})
 

exp/CMakeLists.txt

@@ -12,6 +12,8 @@
 ##
 ### Code:
 
+add_subdirectory(dtkWidgetsDataManager)
+add_subdirectory(dtkWidgetsFinder)
 add_subdirectory(dtkWidgetsLayout)
 add_subdirectory(dtkWidgetsMenu)
 add_subdirectory(dtkWidgetsOverlayPaneItems)

exp/dtkWidgetsDataManager/CMakeLists.txt

+## Version: $Id$
+##
+######################################################################
+##
+### Commentary:
+##
+######################################################################
+##
+### Change Log:
+##
+######################################################################
+##
+### Code:
+
+project(dtkWidgetsDataManager)
+
+## #################################################################
+## Sources
+## #################################################################
+
+set(CMAKE_AUTORCC ON)
+
+## #################################################################
+## Build rules
+## #################################################################
+
+add_executable(${PROJECT_NAME} MACOSX_BUNDLE main.cpp main.qrc)
+
+set_target_properties(${PROJECT_NAME} PROPERTIES AUTOMOC TRUE)
+
+target_link_libraries(${PROJECT_NAME} Qt5::Core)
+target_link_libraries(${PROJECT_NAME} Qt5::Gui)
+target_link_libraries(${PROJECT_NAME} Qt5::Widgets)
+
+target_link_libraries(${PROJECT_NAME} dtkCore)
+target_link_libraries(${PROJECT_NAME} dtkFonts)
+target_link_libraries(${PROJECT_NAME} dtkThemes)
+target_link_libraries(${PROJECT_NAME} dtkWidgets)
+
+## ###################################################################
+## Bundle setup
+## ###################################################################
+
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}.plist.in ${CMAKE_BINARY_DIR}/${PROJECT_NAME}.plist)
+
+if(APPLE)
+  set_target_properties(${PROJECT_NAME} PROPERTIES MACOSX_BUNDLE_INFO_PLIST ${CMAKE_BINARY_DIR}/${PROJECT_NAME}.plist)
+endif(APPLE)
+
+######################################################################
+### CMakeLists.txt ends here

exp/dtkWidgetsDataManager/droparea.h

+#include <QLabel>
+#include <QMimeData>
+#include <QDragEnterEvent>
+#include <QDropEvent>
+#include <QDragLeaveEvent>

exp/dtkWidgetsDataManager/dtkWidgetsDataManager.plist.in

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>CFBundleDevelopmentRegion</key>
+    <string>English</string>
+    <key>CFBundleExecutable</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundleGetInfoString</key>
+    <string></string>
+    <key>CFBundleIconFile</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundleIdentifier</key>
+    <string>fr.inria.@PROJECT_NAME@</string>
+    <key>CFBundleInfoDictionaryVersion</key>
+    <string>6.0</string>
+    <key>CFBundleLongVersionString</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CFBundleName</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundlePackageType</key>
+    <string>APPL</string>
+    <key>CFBundleShortVersionString</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CFBundleVersion</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CSResourcesFileMapped</key>
+    <true/>
+    <key>NSHumanReadableCopyright</key>
+    <string>Inria</string>
+    <key>NSPrincipalClass</key>
+    <string>NSApplication</string>
+    <key>NSHighResolutionCapable</key>
+    <true/>
+</dict>
+</plist>

exp/dtkWidgetsDataManager/main.cpp

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#include <QtCore>
+#include <QtWidgets>
+
+#include <dtkCore>
+#include <dtkFonts>
+#include <dtkThemes>
+#include <dtkWidgets>
+
+// /////////////////////////////////////////////////////////////////////////////
+//
+// /////////////////////////////////////////////////////////////////////////////
+
+class DropArea : public QLabel
+{
+    Q_OBJECT
+
+public:
+    explicit DropArea(QWidget *parent = nullptr) {
+        setMinimumSize(200, 200);
+        setFrameStyle(QFrame::Sunken | QFrame::StyledPanel);
+        setAlignment(Qt::AlignCenter);
+        setAcceptDrops(true);
+        setAutoFillBackground(true);
+        clear();
+    }
+
+public slots:
+    void clear(void) {
+        setText(tr("<drop content>"));
+        setBackgroundRole(QPalette::Dark);
+
+        emit changed();
+    }
+
+signals:
+    void changed(const QMimeData *mimeData = nullptr);
+
+protected:
+    void dragEnterEvent(QDragEnterEvent *event) override {
+        setText(tr("<drop content>"));
+        setBackgroundRole(QPalette::Highlight);
+
+        event->acceptProposedAction();
+
+        emit changed(event->mimeData());
+    }
+
+    void dragMoveEvent(QDragMoveEvent *event) override {
+        event->acceptProposedAction();
+    }
+
+    void dropEvent(QDropEvent *event) override {
+        const QMimeData *mimeData = event->mimeData();
+        setText(mimeData->text());
+        long idWorld = std::stol(mimeData->text().toStdString().substr(1));
+        setBackgroundRole(QPalette::Dark);
+        event->acceptProposedAction();
+    }
+
+    void dragLeaveEvent(QDragLeaveEvent *event) override {
+        clear();
+        event->accept();
+    }
+};
+
+
+// /////////////////////////////////////////////////////////////////////////////
+//
+// /////////////////////////////////////////////////////////////////////////////
+
+class dtkFinderExamplePrivate
+{
+public:
+    dtkWidgetsFinder *finder;
+    dtkWidgetsFinderPathBar *path;
+    dtkWidgetsFinderToolBar *toolbar;
+    dtkWidgetsFinderSideView *sideView;
+};
+
+// /////////////////////////////////////////////////////////////////////////////
+//
+// /////////////////////////////////////////////////////////////////////////////
+
+class dtkFinderExample : public QFrame
+{
+public:
+    dtkFinderExample(QWidget *parent = nullptr)
+    {
+        d = new dtkFinderExamplePrivate;
+
+        d->finder = new dtkWidgetsFinder(this);
+        d->finder->switchToTreeView();
+        d->finder->setPath(QDir::currentPath());
+
+        d->path = new dtkWidgetsFinderPathBar(this);
+        d->path->setPath(QDir::currentPath());
+        d->path->setFixedHeight(32);
+
+        d->toolbar = new dtkWidgetsFinderToolBar(this);
+        d->toolbar->setPath(QDir::currentPath());
+
+        d->sideView = new dtkWidgetsFinderSideView(this);
+
+        QHBoxLayout *toolbar_layout = new QHBoxLayout;
+        toolbar_layout->setContentsMargins(0, 0, 0, 0);
+        toolbar_layout->setSpacing(0);
+        toolbar_layout->addWidget(d->toolbar);
+        toolbar_layout->addWidget(d->path);
+
+        QVBoxLayout *finder_layout = new QVBoxLayout;
+        finder_layout->setContentsMargins(0, 0, 0, 0);
+        finder_layout->setSpacing(0);
+        finder_layout->addLayout(toolbar_layout);
+        finder_layout->addWidget(d->finder);
+
+        QHBoxLayout *finder_with_sider_layout = new QHBoxLayout;
+        finder_with_sider_layout->setContentsMargins(0, 0, 0, 0);
+        finder_with_sider_layout->setSpacing(0);
+        finder_with_sider_layout->addWidget(d->sideView);
+        finder_with_sider_layout->addLayout(finder_layout);
+
+        QWidget *finder = new QWidget(this);
+        finder->setLayout(finder_with_sider_layout);
+        QWidget* emitters[] = {d->finder, d->path, d->sideView, d->toolbar};
+        for (auto emitter: emitters) {
+            for (auto receiver: emitters) {
+                if (emitter != receiver) {
+                    connect(emitter, SIGNAL(changed(QString)), receiver, SLOT(setPath(QString)));
+                }
+            }
+        }
+
+        connect(d->toolbar, SIGNAL(treeView()), d->finder, SLOT(switchToTreeView()));
+        connect(d->toolbar, SIGNAL(listView()), d->finder, SLOT(switchToListView()));
+
+        QSplitter *splitter = new QSplitter(this);
+        splitter->addWidget(finder);
+
+        QVBoxLayout *layout = new QVBoxLayout(this);
+        layout->setContentsMargins(0, 0, 0, 0);
+        layout->setSpacing(0);
+        layout->addWidget(splitter);
+    }
+
+    ~dtkFinderExample(void) {
+        delete d;
+    }
+
+private:
+    dtkFinderExamplePrivate *d;
+};
+
+// /////////////////////////////////////////////////////////////////////////////
+//
+// /////////////////////////////////////////////////////////////////////////////
+
+int main(int argc, char **argv)
+{
+    dtk::core::registerParameters();
+    dtk::widgets::initialize("");
+    dtkThemesEngine::instance()->apply();
+
+    dtkApplication *application = dtkApplication::create(argc, argv);
+    application->setApplicationName("dtkDataManager");
+    application->setOrganizationName("inria");
+    application->setOrganizationDomain("fr");
+    application->initialize();
+
+    auto data1 = new dtkWidgetsDataManagerData;
+    data1->addMetadata(dtkWidgetsDataManagerData::ICON, ":earth");
+    data1->addMetadata("creation", QDate(2007, 5, 3));
+    data1->setData(QString("Hello data1"));
+
+    dtkWidgetsDataManager *manager = dtkWidgetsDataManager::instance();
+    manager->addData(data1, Qt::red);
+
+    //auto metadataModel = new QStandardItemModel;
+
+    //auto metadataView = new QTableView;
+    //metadataView->setModel(metadataModel);
+
+    // QObject::connect(manager, &dtkWidgetsDataManager::itemClickedSignal, [=] (dtkWidgetsDataManagerItem *item)
+    // {
+    //     long dataId = item->id;
+
+    //     qDebug() << Q_FUNC_INFO <<  "item = " << dataId;
+
+    //     auto data = manager->get(dataId);
+
+    //     metadataModel->clear();
+
+    //     int row = 0;
+
+    //     for (auto it = data->metadata.begin(); it != data->metadata.end(); ++it, ++row) {
+    //         auto key = new QStandardItem(it.key());
+    //         auto value = new QStandardItem(it.value().toString());
+    //         metadataModel->setItem(row, 0, key);
+    //         metadataModel->setItem(row, 1, value);
+    //     }
+    // });
+
+    auto dropArea = new DropArea;
+
+    auto vlayout = new QVBoxLayout;
+    vlayout->addWidget(manager);
+    //vlayout->addWidget(metadataView);
+    vlayout->addWidget(dropArea);
+
+    static int l_h = 0;
+
+    QObject::connect(manager, &dtkWidgetsDataManager::expand, [&](void)
+    {
+        if(dropArea->height() < 10)
+            return;
+
+        int m_h = manager->height();
+        int d_h = dropArea->height();
+        l_h = d_h;
+
+        QVariantAnimation *animation = new QVariantAnimation();
+        animation->setDuration(500);
+        animation->setStartValue(d_h);
+        animation->setEndValue(0);
+        animation->setEasingCurve(QEasingCurve::OutQuad);
+
+        QObject::connect(animation, &QVariantAnimation::valueChanged, [=] (const QVariant& value)
+        {
+            dropArea->setFixedHeight(value.toInt());
+            manager->setFixedHeight(m_h + d_h -  value.toInt());
+        });
+
+        animation->start(QAbstractAnimation::DeleteWhenStopped);
+    });
+
+    QObject::connect(manager, &dtkWidgetsDataManager::shrink, [&](void)
+    {
+        if(manager->height() < 10)
+            return;
+
+        int m_h = manager->height();
+
+        QVariantAnimation *animation = new QVariantAnimation();
+        animation->setDuration(500);
+        animation->setStartValue(0);
+        animation->setEndValue(l_h);
+        animation->setEasingCurve(QEasingCurve::OutQuad);
+
+        QObject::connect(animation, &QVariantAnimation::valueChanged, [=] (const QVariant& value)
+        {
+            dropArea->setFixedHeight(value.toInt());
+            manager->setFixedHeight(m_h - value.toInt());
+        });
+
+        animation->start(QAbstractAnimation::DeleteWhenStopped);
+    });
+
+
+    auto hlayout = new QHBoxLayout;
+    hlayout->addWidget(new dtkFinderExample);
+    hlayout->addLayout(vlayout);
+
+    auto frame = new QFrame;
+    frame->setLayout(hlayout);
+    frame->show();
+    frame->raise();
+
+    return QApplication::exec();
+}
+
+// /////////////////////////////////////////////////////////////////////////////
+//
+// /////////////////////////////////////////////////////////////////////////////
+
+#include "main.moc"
+
+//
+// main.cpp ends here

exp/dtkWidgetsDataManager/main.qrc

+<!DOCTYPE RCC><RCC version="1.0">
+    <qresource>
+        <file>earth.jpg</file>
+        <file>mars.jpg</file>
+    </qresource>
+</RCC>
\ No newline at end of file

exp/dtkWidgetsFinder/CMakeLists.txt

+## Version: $Id$
+##
+######################################################################
+##
+### Commentary:
+##
+######################################################################
+##
+### Change Log:
+##
+######################################################################
+##
+### Code:
+
+project(dtkWidgetsFinder)
+
+## #################################################################
+## Sources
+## #################################################################
+
+set(${PROJECT_NAME}_SOURCES     main.cpp)
+set(${PROJECT_NAME}_SOURCES_QRC main.qrc)
+
+## #################################################################
+## Build rules
+## #################################################################
+
+qt5_add_resources(${PROJECT_NAME}_SOURCES_RCC ${${PROJECT_NAME}_SOURCES_QRC})
+
+add_executable(${PROJECT_NAME} MACOSX_BUNDLE
+  ${${PROJECT_NAME}_SOURCES}
+  ${${PROJECT_NAME}_SOURCES_RCC})
+
+target_link_libraries(${PROJECT_NAME} Qt5::Core)
+target_link_libraries(${PROJECT_NAME} Qt5::Widgets)
+
+target_link_libraries(${PROJECT_NAME} dtkThemes)
+target_link_libraries(${PROJECT_NAME} dtkWidgets)
+
+## ###################################################################
+## Bundle setup
+## ###################################################################
+
+if(APPLE)
+  set(${PROJECT_NAME}_RESOURCE_DIR ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PROJECT_NAME}.app/Contents/Resources)
+  add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
+    COMMAND ${CMAKE_COMMAND} ARGS -E make_directory ${${PROJECT_NAME}_RESOURCE_DIR})
+endif(APPLE)
+
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}.plist.in ${CMAKE_BINARY_DIR}/${PROJECT_NAME}.plist)
+
+if(APPLE)
+  set_target_properties(${PROJECT_NAME} PROPERTIES MACOSX_BUNDLE_INFO_PLIST ${CMAKE_BINARY_DIR}/${PROJECT_NAME}.plist)
+endif(APPLE)
+
+######################################################################
+### CMakeLists.txt ends here

exp/dtkWidgetsFinder/dtkWidgetsFinder.plist.in

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>CFBundleDevelopmentRegion</key>
+    <string>English</string>
+    <key>CFBundleExecutable</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundleGetInfoString</key>
+    <string></string>
+    <key>CFBundleIconFile</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundleIdentifier</key>
+    <string>fr.inria.@PROJECT_NAME@</string>
+    <key>CFBundleInfoDictionaryVersion</key>
+    <string>6.0</string>
+    <key>CFBundleLongVersionString</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CFBundleName</key>
+    <string>@PROJECT_NAME@</string>
+    <key>CFBundlePackageType</key>
+    <string>APPL</string>
+    <key>CFBundleShortVersionString</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CFBundleVersion</key>
+    <string>@dtkWidgets_VERSION@</string>
+    <key>CSResourcesFileMapped</key>
+    <true/>
+    <key>NSHumanReadableCopyright</key>
+    <string>Inria</string>
+    <key>NSPrincipalClass</key>
+    <string>NSApplication</string>
+    <key>NSHighResolutionCapable</key>
+    <true/>
+</dict>
+</plist>

exp/dtkWidgetsFinder/main.cpp

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#include  <QtWidgets>
+#include <dtkWidgets>
+
+// /////////////////////////////////////////////////////////////////////////////
+// 
+// /////////////////////////////////////////////////////////////////////////////
+
+class dtkFinderExample : public QFrame
+{
+public:
+    dtkFinderExample(QWidget *parent = nullptr) {
+
+        this->finder = new dtkWidgetsFinder(this);
+        this->finder->switchToTreeView();
+
+        this->path = new dtkWidgetsFinderPathBar(this);
+        this->path->setPath(QDir::currentPath());
+        this->path->setFixedHeight(32);
+
+        this->toolbar = new dtkWidgetsFinderToolBar(this);
+        this->toolbar->setPath(QDir::currentPath());
+
+        this->sideView = new dtkWidgetsFinderSideView(this);
+
+        QHBoxLayout *toolbar_layout = new QHBoxLayout;
+        toolbar_layout->setContentsMargins(0, 0, 0, 0);
+        toolbar_layout->setSpacing(0);
+        toolbar_layout->addWidget(this->toolbar);
+        toolbar_layout->addWidget(this->path);
+
+        QVBoxLayout *finder_layout = new QVBoxLayout;
+        finder_layout->setContentsMargins(0, 0, 0, 0);
+        finder_layout->setSpacing(0);
+        finder_layout->addLayout(toolbar_layout);
+        finder_layout->addWidget(this->finder);
+
+        QHBoxLayout *finder_with_sider_layout = new QHBoxLayout;
+        finder_with_sider_layout->setContentsMargins(0, 0, 0, 0);
+        finder_with_sider_layout->setSpacing(0);
+        finder_with_sider_layout->addWidget(this->sideView);
+        finder_with_sider_layout->addLayout(finder_layout);
+
+        QWidget *finder = new QWidget(this);
+        finder->setLayout(finder_with_sider_layout);
+
+        connect(this->finder, SIGNAL(changed(QString)), this->path, SLOT(setPath(QString)));
+        connect(this->finder, SIGNAL(changed(QString)), this->toolbar, SLOT(setPath(QString)));
+
+        connect(this->path, SIGNAL(changed(QString)), this->finder, SLOT(setPath(QString)));
+        connect(this->path, SIGNAL(changed(QString)), this->toolbar, SLOT(setPath(QString)));
+
+        connect(this->toolbar, SIGNAL(changed(QString)), this->finder, SLOT(setPath(QString)));
+        connect(this->toolbar, SIGNAL(changed(QString)), this->path, SLOT(setPath(QString)));
+        connect(this->toolbar, SIGNAL(treeView()), this->finder, SLOT(switchToTreeView()));
+        connect(this->toolbar, SIGNAL(listView()), this->finder, SLOT(switchToListView()));
+
+        QSplitter *splitter = new QSplitter(this);
+        splitter->addWidget(finder);
+
+        QVBoxLayout *layout = new QVBoxLayout(this);
+        layout->setContentsMargins(0, 0, 0, 0);
+        layout->setSpacing(0);
+        layout->addWidget(splitter);
+    }
+
+private:
+    dtkWidgetsFinder *finder;
+    dtkWidgetsFinderPathBar *path;
+    dtkWidgetsFinderToolBar *toolbar;
+    dtkWidgetsFinderSideView *sideView;
+};
+
+// /////////////////////////////////////////////////////////////////////////////
+// 
+// /////////////////////////////////////////////////////////////////////////////
+
+int main(int argc, char **argv)
+{
+    QApplication application(argc, argv);
+
+    dtkFinderExample *finder = new dtkFinderExample;
+    finder->show();
+    finder->raise();
+
+    return application.exec();
+}
+
+//
+// main.cpp ends here

exp/dtkWidgetsFinder/main.qrc

+<!DOCTYPE RCC>
+<RCC version="1.0">
+  <qresource>
+    <file>logo.jpg</file>
+  </qresource>
+</RCC>

exp/dtkWidgetsMenu/main.cpp

@@ -38,7 +38,6 @@ int main(int argc, char **argv)
 
     dtkApplication *application = dtkApplication::create(argc, argv);
     application->setApplicationName("dtkWidgetsMenu");
-    application->setApplicationVersion("2.0.0");
     application->setOrganizationName("inria");
     application->setOrganizationDomain("fr");
     application->initialize();

src/dtkWidgets/CMakeLists.txt

@@ -26,6 +26,19 @@ set(${PROJECT_NAME}_HEADERS
   dtkWidgetsColorButton.h
   dtkWidgetsController
   dtkWidgetsController.h
+  dtkWidgetsDataManager
+  dtkWidgetsDataManager.h
+  dtkWidgetsDataManager_p.h
+  dtkWidgetsDataManagerData
+  dtkWidgetsDataManagerData.h
+  dtkWidgetsDataManagerFocus
+  dtkWidgetsDataManagerFocus.h
+  dtkWidgetsDataManagerItem
+  dtkWidgetsDataManagerItem.h
+  dtkWidgetsDataManagerItemButton
+  dtkWidgetsDataManagerItemButton.h
+  dtkWidgetsFinder
+  dtkWidgetsFinder.h
   dtkWidgetsLayout
   dtkWidgetsLayout.h
   dtkWidgetsLayoutItem
@@ -116,6 +129,12 @@ set(${PROJECT_NAME}_SOURCES
   dtkWidgets.cpp
   dtkWidgetsColorButton.cpp
   dtkWidgetsController.cpp
+  dtkWidgetsDataManager.cpp
+  dtkWidgetsDataManagerData.cpp
+  dtkWidgetsDataManagerFocus.cpp
+  dtkWidgetsDataManagerItem.cpp
+  dtkWidgetsDataManagerItemButton.cpp
+  dtkWidgetsFinder.cpp
   dtkWidgetsLayout.cpp
   dtkWidgetsLayoutItem.cpp
   dtkWidgetsLayoutReader.cpp

src/dtkWidgets/dtkWidgets

@@ -17,6 +17,13 @@
 #include "dtkWidgets.h"
 #include "dtkWidgetsColorButton.h"
 #include "dtkWidgetsController.h"
+#include "dtkWidgetsDataManager.h"
+#include "dtkWidgetsDataManager_p.h"
+#include "dtkWidgetsDataManagerData.h"
+#include "dtkWidgetsDataManagerFocus.h"
+#include "dtkWidgetsDataManagerItem.h"
+#include "dtkWidgetsDataManagerItemButton.h"
+#include "dtkWidgetsFinder.h"
 #include "dtkWidgetsLayout.h"
 #include "dtkWidgetsLayoutItem.h"
 #include "dtkWidgetsLayoutReader.h"

src/dtkWidgets/dtkWidgetsColorButton

-#include "dtkWidgetsColorButton.h"
\ No newline at end of file
+#include "dtkWidgetsColorButton.h"

src/dtkWidgets/dtkWidgetsController

-#include "dtkWidgetsController.h"
\ No newline at end of file
+#include "dtkWidgetsController.h"

src/dtkWidgets/dtkWidgetsDataManager

+#include "dtkWidgetsDataManager.h"

src/dtkWidgets/dtkWidgetsDataManager.h

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#pragma once
+
+#include <dtkWidgetsExport>
+#include <dtkWidgetsDataManagerData.h>
+
+#include <QtCore>
+#include <QtWidgets>
+
+class dtkWidgetsDataManagerItem;
+
+class DTKWIDGETS_EXPORT dtkWidgetsDataManager : public QFrame
+{
+    Q_OBJECT
+
+public:
+    static dtkWidgetsDataManager *instance(void);
+
+signals:
+    void shrink(void);
+    void expand(void);
+
+protected:
+    void itemClicked(dtkWidgetsDataManagerItem *);
+
+signals:
+    void itemClickedSignal(dtkWidgetsDataManagerItem *);
+
+public:
+    QSize sizeHint(void) const override;
+
+public slots:
+    int addData(dtkWidgetsDataManagerDataPtr, const QColor &, const QImage& img = QImage());
+
+public slots:
+    void present(dtkWidgetsDataManagerItem *);
+
+public slots:
+    QVector<int> getDataIds(void);
+
+public:
+    dtkWidgetsDataManagerDataPtr get(int index);
+    dtkWidgetsDataManagerItem *getItem(int index);
+
+public:
+    QPixmap thumbnail(int index);
+
+protected:
+     dtkWidgetsDataManager(QWidget *parent = nullptr);
+    ~dtkWidgetsDataManager(void);
+
+protected:
+    void enterEvent(QEvent *) override;
+    void leaveEvent(QEvent *) override;
+
+protected:
+    void mousePressEvent(QMouseEvent *) override;
+
+protected:
+    void paintEvent(QPaintEvent *) override;
+
+private:
+    class dtkWidgetsDataManagerPrivate *d;
+
+private:
+    static dtkWidgetsDataManager *s_instance;
+
+protected:
+    void      dropEvent(QDropEvent *event) override;
+    void dragEnterEvent(QDragEnterEvent *event) override;
+};
+
+//
+// dtkWidgetsDataManager.h ends here

src/dtkWidgets/dtkWidgetsDataManagerData

+#include "dtkWidgetsDataManagerData.h"

src/dtkWidgets/dtkWidgetsDataManagerData.cpp

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#include "dtkWidgetsDataManagerData.h"
+
+// ///////////////////////////////////////////////////////////////////
+//
+// ///////////////////////////////////////////////////////////////////
+
+QWidget *dtkWidgetsDataManagerDataCreate(const QVariant& v)
+{
+    QLabel *label = new QLabel;
+
+    if(v.type() == QVariant::Int)
+        label->setText(QString::number(v.toInt()));
+
+    if(v.type() == QVariant::Double)
+        label->setText(QString::number(v.toDouble()));
+
+    if(v.type() == QVariant::String)
+        label->setText(v.toString());
+
+    if(v.type() == QVariant::Color) {
+
+        QPixmap pixmap(16, 16);
+
+        QPainter painter(&pixmap);
+        painter.setRenderHint(QPainter::Antialiasing, true);
+        painter.setPen(Qt::white);
+        painter.setBrush(v.value<QColor>());
+        painter.drawRoundedRect(0, 0, 16, 16, 8, 8);
+
+        label->setPixmap(pixmap);
+    }
+
+    return label;
+}
+
+// ///////////////////////////////////////////////////////////////////
+//
+// ///////////////////////////////////////////////////////////////////
+
+class dtkWidgetsDataManagerDataPrivate : public QScrollArea
+{
+public:
+     dtkWidgetsDataManagerDataPrivate(dtkWidgetsDataManagerData *data);
+    ~dtkWidgetsDataManagerDataPrivate(void);
+
+public:
+    QWidget *contents;
+};
+
+dtkWidgetsDataManagerDataPrivate::dtkWidgetsDataManagerDataPrivate(dtkWidgetsDataManagerData *data) : QScrollArea(0)
+{
+    QFormLayout *layout = new QFormLayout;
+
+    for(QString key : data->metadata.keys())
+        layout->addRow(key, dtkWidgetsDataManagerDataCreate(data->metadata.value(key)));
+
+    this->contents = new QWidget(this);
+    this->contents->setLayout(layout);
+
+    this->setWidget(this->contents);
+    this->setWidgetResizable(true);
+}
+
+dtkWidgetsDataManagerDataPrivate::~dtkWidgetsDataManagerDataPrivate(void)
+{
+
+}
+
+// ///////////////////////////////////////////////////////////////////
+//
+// ///////////////////////////////////////////////////////////////////
+
+dtkWidgetsDataManagerData::dtkWidgetsDataManagerData(QObject *parent) : QObject(parent)
+{
+
+}
+
+dtkWidgetsDataManagerData::~dtkWidgetsDataManagerData(void)
+{
+
+}
+
+const QString dtkWidgetsDataManagerData::ICON = "icon";
+
+//
+// dtkWidgetsDataManagerData.cpp ends here

src/dtkWidgets/dtkWidgetsDataManagerData.h

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#pragma once
+
+#include <QtCore>
+#include <QtWidgets>
+
+class dtkWidgetsDataManagerItem;
+
+class dtkWidgetsDataManagerData : public QObject
+{
+    Q_OBJECT
+
+public:
+     dtkWidgetsDataManagerData(QObject *parent = nullptr);
+    ~dtkWidgetsDataManagerData(void);
+
+public:
+    virtual long count(void) const {
+        return 0;
+    }
+
+public:
+    static const QString ICON;
+
+public:
+    inline void addMetadata(const QString& key, QVariant value) {
+        this->metadata[key] = value;
+    }
+
+    inline void setData(QVariant data) {
+        this->data = data;
+    }
+    
+public: // TODO: protected
+    dtkWidgetsDataManagerItem *reference;
+
+public: // TODO: protected
+    QVariantMap metadata;
+    QVariant        data;
+
+private:
+    class dtkWidgetsDataManagerDataPrivate *d;
+
+// /////////////////////////////////////////////////////////////////////////////
+// TODO
+// /////////////////////////////////////////////////////////////////////////////
+
+// private:
+//     friend class dtkWidgetsDataManager;
+//     friend class dtkWidgetsDataManagerDataPrivate;
+//     friend class dtkWidgetsDataManagerItem;
+//     friend class dtkWidgetsDataManagerPrivate;
+};
+
+using dtkWidgetsDataManagerDataPtr = QPointer<dtkWidgetsDataManagerData>;
+
+//
+// dtkWidgetsDataManagerData.h ends here

src/dtkWidgets/dtkWidgetsDataManagerFocus

+#include "dtkWidgetsDataManagerFocus.h"
\ No newline at end of file

src/dtkWidgets/dtkWidgetsDataManagerFocus.cpp

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#include "dtkWidgetsDataManagerFocus.h"
+#include "dtkWidgetsDataManagerItem.h"
+
+class dtkWidgetsDataManagerFocusPrivate {
+public:
+    QHBoxLayout *layout = nullptr;
+    QLabel *label = nullptr;
+
+    QStandardItemModel *model = nullptr;
+    QTableView *metadata_table = nullptr;
+
+public:
+    dtkWidgetsDataManagerItem *previous_item = nullptr;
+};
+
+dtkWidgetsDataManagerFocus::dtkWidgetsDataManagerFocus(QWidget *parent) : QWidget(parent)
+{
+    d = new dtkWidgetsDataManagerFocusPrivate();
+    d->label = new QLabel(this);
+
+    d->model = new QStandardItemModel;
+    d->metadata_table = new QTableView(this);
+    d->metadata_table->setSortingEnabled(true);
+    d->metadata_table->setShowGrid(false);
+    d->metadata_table->horizontalHeader()->hide();
+    d->metadata_table->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
+    d->metadata_table->verticalHeader()->hide();
+    d->metadata_table->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
+    d->metadata_table->setModel(d->model);
+
+    d->layout = new QHBoxLayout(this);
+    d->layout->setContentsMargins(0, 0, 0, 0);
+    d->layout->setSpacing(0);
+
+    d->layout->addWidget(d->label);
+    d->layout->addWidget(d->metadata_table);
+    d->metadata_table->hide();
+}
+
+dtkWidgetsDataManagerFocus::~dtkWidgetsDataManagerFocus(void)
+{
+    delete d;
+}
+
+void dtkWidgetsDataManagerFocus::setItem(dtkWidgetsDataManagerItem *item, const QVariantMap& metadata)
+{
+    if(item == d->previous_item) {
+        return; // item already set, nothing to do
+    }
+    d->previous_item = item;
+
+    this->presented = false; // new item so not yet presented
+    this->hideMetaData();
+
+    d->label->setPixmap(*item->pixmap());
+
+    d->model->clear();
+    int row = 0;
+    for (auto it = metadata.begin(); it != metadata.end(); ++it, ++row) {
+        auto key = new QStandardItem(it.key());
+        auto value = new QStandardItem(it.value().toString());
+        d->model->setItem(row, 0, key);
+        d->model->setItem(row, 1, value);
+    }
+
+    d->metadata_table->updateGeometry();
+}
+
+void dtkWidgetsDataManagerFocus::scalePixmap(int w, int h)
+{
+    d->label->pixmap()->scaled(w, h);
+}
+
+void dtkWidgetsDataManagerFocus::hideMetaData(void)
+{
+    d->metadata_table->hide();
+    //d->layout->removeWidget(d->metadata_table);
+}
+
+void  dtkWidgetsDataManagerFocus::showMetadata(void)
+{
+    d->metadata_table->show();
+}
+
+void dtkWidgetsDataManagerFocus::mouseReleaseEvent(QMouseEvent *ev) {
+    QWidget::mouseReleaseEvent(ev);
+    emit clicked();
+}
+
+//
+// dtkWidgetsDataManagerFocus.cpp ends here

src/dtkWidgets/dtkWidgetsDataManagerFocus.h

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#pragma once
+
+#include <QtWidgets>
+
+class dtkWidgetsDataManagerItem;
+class dtkWidgetsDataManagerFocus : public QWidget {
+Q_OBJECT
+
+public:
+    dtkWidgetsDataManagerFocus(QWidget *parent = nullptr);
+
+    ~dtkWidgetsDataManagerFocus(void);
+
+public:
+    void setItem(dtkWidgetsDataManagerItem *item, const QVariantMap& metadata);
+    void hideMetaData(void);
+    void scalePixmap(int w, int h);
+    void showMetadata(void);
+
+public:
+    QPoint source;
+    QPoint destnt;
+
+public:
+    QSize s_size;
+    QSize d_size;
+
+public:
+    bool presented = false;
+
+protected:
+    void mouseReleaseEvent(QMouseEvent *ev) override;
+
+signals:
+    void clicked(void);
+
+private:
+    class dtkWidgetsDataManagerFocusPrivate *d;
+};
+
+//
+// dtkWidgetsDataManagerFocus.h ends here

src/dtkWidgets/dtkWidgetsDataManagerItem

+#include "dtkWidgetsDataManagerItem.h"
\ No newline at end of file

src/dtkWidgets/dtkWidgetsDataManagerItem.cpp

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#include "dtkWidgetsDataManager.h"
+#include "dtkWidgetsDataManager_p.h"
+#include "dtkWidgetsDataManagerItem.h"
+#include "dtkWidgetsDataManagerItemButton.h"
+
+#include <dtkFonts>
+
+dtkWidgetsDataManagerItem::dtkWidgetsDataManagerItem(const QColor &color, const QPixmap &thumbnail, dtkWidgetsDataManagerPrivate *parent)
+        : QLabel(parent) {
+    this->parent = parent;
+
+    this->button_destroy = new dtkWidgetsDataManagerItemButton(color, fa::times, this);
+    this->button_destroy->move(79, 5);
+    this->button_destroy->setVisible(false);
+
+    this->button_save = new dtkWidgetsDataManagerItemButton(color, fa::save, this);
+    this->button_save->move(5, 5);
+    this->button_save->setVisible(false);
+
+    int size = 100;
+    int space = 3;
+    QPixmap pix;
+    bool multi_images = parent->data_series.count() > 1;
+    if (multi_images) {
+        this->setBaseSize(size, size);
+        pix = thumbnail.scaled(size, size, Qt::KeepAspectRatio);
+
+        QPixmap pix2(100, 100);
+        pix2.fill(Qt::transparent);
+
+        QImage image = pix.toImage();;
+
+        QPainter paint(&pix2);
+        paint.setPen(color);
+        paint.drawRect(2 * space, 0, size - 2 * space - 1, size - 2 * space - 1);
+        paint.fillRect(2 * space + 1, 1, size - 2 * space - 2, size - 2 * space - 2, Qt::black);
+        paint.drawRect(space, space, size - 2 * space - 1, size - 2 * space - 1);
+        paint.fillRect(space + 1, space + 1, size - 2 * space - 2, size - 2 * space - 2, Qt::black);
+        paint.drawRect(0, 2 * space, size - 2 * space - 1, size - 2 * space - 1);
+        QRectF target(1, 2 * space + 1, size - 2 * space - 2, size - 2 * space - 2);
+        QRectF source(0, 0, size - 2 * space - 3, size - 2 * space - 3);
+        paint.drawImage(target, image, source);
+        paint.end();
+
+        this->setPixmap(pix2);
+        this->thumbnail = pix2;
+
+        this->transparent_thumbnail = pix2;
+        this->transparent_thumbnail.fill();
+
+    } else {
+        pix = thumbnail.scaled(size, size, Qt::KeepAspectRatio);
+        this->setPixmap(pix);
+
+        this->thumbnail = *this->pixmap();
+
+        this->transparent_thumbnail = *this->pixmap();
+        this->transparent_thumbnail.fill();
+    }
+
+    QPainter painter;
+    painter.begin(&transparent_thumbnail);
+    painter.setOpacity(0.5);
+    painter.drawPixmap(0, 0, *this->pixmap());
+    painter.end();
+
+    if (!multi_images) {
+        this->setStyleSheet(
+                QString("border: 1px solid rgb(%1, %2, %3);").arg(color.red()).arg(color.green()).arg(color.blue()));
+    }
+
+    connect(this->button_destroy, SIGNAL(clicked()), this, SIGNAL(destroy()));
+    connect(this->button_save, SIGNAL(clicked()), this, SIGNAL(save()));
+
+    this->setMouseTracking(false);
+    this->setAcceptDrops(true);
+}
+
+dtkWidgetsDataManagerItem::~dtkWidgetsDataManagerItem(void) {
+
+}
+
+void dtkWidgetsDataManagerItem::enterEvent(QEvent *) {
+    this->button_destroy->setVisible(true);
+    this->button_save->setVisible(true);
+    this->setPixmap(this->transparent_thumbnail);
+}
+
+void dtkWidgetsDataManagerItem::leaveEvent(QEvent *) {
+    this->button_destroy->setVisible(false);
+    this->button_save->setVisible(false);
+    this->setPixmap(this->thumbnail);
+}
+
+void dtkWidgetsDataManagerItem::mouseMoveEvent(QMouseEvent *event)
+{
+    QMimeData *mimeData = new QMimeData;
+    mimeData->setText(QString(":%1").arg(this->id));
+
+    QDrag *drag = new QDrag(this);
+    drag->setMimeData(mimeData);
+    drag->setPixmap(*(this->pixmap()));
+    drag->setHotSpot(QPoint(drag->pixmap().width() / 2, drag->pixmap().height() / 2));
+
+    Qt::DropAction dropAction = drag->exec();
+}
+
+
+void dtkWidgetsDataManagerItem::dropEvent(QDropEvent *event)
+{
+    QVariant& data = dtkWidgetsDataManager::instance()->get(id)->data;
+    auto path = event->mimeData()->text();
+    auto label = new QLabel(path);
+    QVariantMap map = data.toMap();
+    map[path] = QVariant::fromValue(label);
+    data.setValue(map);
+}
+
+void dtkWidgetsDataManagerItem::dragEnterEvent(QDragEnterEvent *event)
+{
+    event->acceptProposedAction();
+}
+
+void dtkWidgetsDataManagerItem::mouseReleaseEvent(QMouseEvent *event)
+{
+    emit clicked();
+}
+
+//
+// dtkWidgetsDataManagerItem.cpp ends here

src/dtkWidgets/dtkWidgetsDataManagerItem.h

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#pragma once
+
+#include <QtCore>
+#include <QtWidgets>
+
+class dtkWidgetsDataManagerPrivate;
+class dtkWidgetsDataManagerItemButton;
+
+class dtkWidgetsDataManagerItem : public QLabel {
+Q_OBJECT
+
+public:
+    dtkWidgetsDataManagerItem(const QColor &, const QPixmap &thumbnail, dtkWidgetsDataManagerPrivate *parent);
+
+    ~dtkWidgetsDataManagerItem(void) override;
+
+signals:
+
+    void clicked(void);
+    void destroy(void);
+    void save(void);
+
+public:
+    int id;
+
+public:
+    dtkWidgetsDataManagerPrivate *parent;
+
+public:
+    dtkWidgetsDataManagerItemButton *button_destroy;
+    dtkWidgetsDataManagerItemButton *button_save;
+
+public:
+    QPixmap thumbnail;
+    QPixmap transparent_thumbnail;
+
+protected:
+    void enterEvent(QEvent *) override;
+    void leaveEvent(QEvent *) override;
+    void mouseReleaseEvent(QMouseEvent *) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void dropEvent(QDropEvent *event) override;
+    void dragEnterEvent(QDragEnterEvent *event) override;
+
+};
+
+//
+// dtkWidgetsDataManagerItem.h ends here

src/dtkWidgets/dtkWidgetsDataManagerItemButton

+#include "dtkWidgetsDataManagerItemButton.h"
\ No newline at end of file

src/dtkWidgets/dtkWidgetsDataManagerItemButton.cpp

+#include "dtkWidgetsDataManagerItemButton.h"
+
+#include <QApplication>
+#include <QStyle>
+
+#include <dtkFontAwesome>
+
+dtkWidgetsDataManagerItemButton::dtkWidgetsDataManagerItemButton(const QColor& color, int icon, QWidget *parent) : QLabel(parent)
+{
+    this->font = dtkFontAwesome::instance();
+    this->font->initFontAwesome();
+    this->font->setDefaultOption("color", color);
+    this->setPixmap(this->font->icon(icon).pixmap(16, 16));
+    this->setStyleSheet("background: none; border: none;");
+}
+
+dtkWidgetsDataManagerItemButton::~dtkWidgetsDataManagerItemButton(void)
+{
+
+}
+
+void dtkWidgetsDataManagerItemButton::mousePressEvent(QMouseEvent *)
+{
+    emit clicked();
+}

src/dtkWidgets/dtkWidgetsDataManagerItemButton.h

+#pragma once
+
+#include <dtkWidgetsExport>
+
+#include <QtCore>
+#include <QLabel>
+
+class dtkFontAwesome;
+
+// ///////////////////////////////////////////////////////////////////
+// gnomonItemButton
+// ///////////////////////////////////////////////////////////////////
+
+class DTKWIDGETS_EXPORT dtkWidgetsDataManagerItemButton : public QLabel
+{
+    Q_OBJECT
+
+public:
+    dtkWidgetsDataManagerItemButton(const QColor& color, int icon, QWidget *parent = nullptr);
+    ~dtkWidgetsDataManagerItemButton(void);
+
+signals:
+    void clicked(void);
+
+protected:
+    void mousePressEvent(QMouseEvent *);
+
+private:
+    dtkFontAwesome *font;
+};

src/dtkWidgets/dtkWidgetsDataManager_p.h

+// Version: $Id$
+//
+//
+
+// Commentary:
+//
+//
+
+// Change Log:
+//
+//
+
+// Code:
+
+#pragma once
+
+#include "dtkWidgets"
+
+#include <QtCore>
+#include <QtWidgets>
+
+class dtkWidgetsDataManager;
+class dtkWidgetsDataManagerItem;
+class dtkWidgetsDataManagerFocus;
+
+class dtkWidgetsDataManagerPrivate : public QScrollArea
+{
+public:
+    enum State {
+        Collapsed,
+        Expanded
+    };
+
+public:
+     dtkWidgetsDataManagerPrivate(QWidget *parent = nullptr);
+    ~dtkWidgetsDataManagerPrivate(void);
+
+public:
+    QSize sizeHint(void) const;
+
+public:
+    dtkWidgetsDataManagerItem *create(dtkWidgetsDataManagerDataPtr, const QColor&, const QImage &img = QImage());
+
+public:
+    QHash<dtkWidgetsDataManagerItem *, dtkWidgetsDataManagerDataPtr> data_series;
+
+public:
+    dtkWidgetsDataManager *q;
+
+public:
+    dtkWidgetsDataManagerFocus *focus_item = nullptr;
+
+public:
+    static int item_counter;
+
+public:
+    bool inside = false;
+
+public:
+    QWidget *contents;
+
+public:
+    State state = Collapsed;
+};
+
+//
+// dtkWidgetsDataManager_p.h ends here

src/dtkWidgets/dtkWidgetsDataSerie

+#include "dtkWidgetsDataManager"