Fix the Creator widgets Designer plugin, add DetailsWidgets.

Polish the DetailsWidget for that purpose, add properties,
make it survive without widgets, add a container extension.

src/libs/utils/detailswidget.cpp

@@ -3,21 +3,23 @@
 
 #include <QtGui/QGridLayout>
 #include <QtCore/QStack>
+#include <QtGui/QLabel>
+#include <QtGui/QGridLayout>
 #include <QtGui/QPainter>
 
 using namespace Utils;
 
 DetailsWidget::DetailsWidget(QWidget *parent)
     : QWidget(parent),
+      m_summaryLabel(new QLabel(this)),
+      m_detailsButton(new DetailsButton(this)),
       m_widget(0),
-      m_toolWidget(0)
+      m_toolWidget(0),
+      m_grid(new QGridLayout(this))
+
 {
-    m_grid = new QGridLayout(this);
-    //m_grid->setMargin(0);
-    m_summaryLabel = new QLabel(this);
     m_summaryLabel->setTextInteractionFlags(Qt::TextSelectableByMouse);
     m_summaryLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
-    m_detailsButton = new DetailsButton(this);
 
     m_grid->addWidget(m_summaryLabel, 0, 0, 2, 0);
     m_grid->addWidget(m_detailsButton, 1, 2);
@@ -45,8 +47,8 @@ void DetailsWidget::paintEvent(QPaintEvent *paintEvent)
     if (!m_detailsButton->isToggled())
         return;
 
-    QRect detailsGeometry = m_detailsButton->geometry();
+    const QRect detailsGeometry = m_detailsButton->geometry();
-    QRect widgetGeometry = m_widget->geometry();
+    const QRect widgetGeometry = m_widget ? m_widget->geometry() : QRect(x(), y() + height(), width(), 0);
 
     QPoint tl(detailsGeometry.topLeft());
     tl += QPoint(-3, -3);
@@ -85,29 +87,65 @@ void DetailsWidget::setSummaryText(const QString &text)
     m_summaryLabel->setText(text);
 }
 
+QString DetailsWidget::summaryText() const
+{
+    return m_summaryLabel->text();
+}
+
+bool DetailsWidget::expanded() const
+{
+    return m_detailsButton->isToggled();
+}
+
+void DetailsWidget::setExpanded(bool v)
+{
+    if (expanded() != v)
+        m_detailsButton->animateClick();
+}
+
+QWidget *DetailsWidget::widget() const
+{
+    return m_widget;
+}
+
 void DetailsWidget::setWidget(QWidget *widget)
 {
     if (m_widget == widget)
         return;
-    if (m_widget)
+    if (m_widget) {
         m_grid->removeWidget(m_widget);
-    m_grid->addWidget(widget, 2, 0, 1, 3);
+        m_widget = 0;
-    m_widget = widget;
+    }
-    m_widget->setVisible(m_detailsButton->isToggled());
+    if (widget) {
+        m_grid->addWidget(widget, 2, 0, 1, 3);
+        m_widget = widget;
+        m_widget->setVisible(m_detailsButton->isToggled());
+    }
 }
 
 void DetailsWidget::setToolWidget(QWidget *widget)
 {
     if (m_toolWidget == widget)
         return;
-    if (m_toolWidget)
+    if (m_toolWidget) {
         m_grid->removeWidget(m_toolWidget);
-    m_grid->addWidget(widget, 1, 1);
+        m_toolWidget = 0;
-    m_toolWidget = widget;
+    }
+    if (widget) {
+        m_grid->addWidget(widget, 1, 1);
+        m_toolWidget = widget;
+    }
+}
+
+QWidget *DetailsWidget::toolWidget() const
+{
+    return m_toolWidget;
 }
 
 void DetailsWidget::fixUpLayout()
 {
+    if (!m_widget)
+        return;
     QWidget *parent = m_widget;
     QStack<QWidget *> widgets;
     while((parent = parent->parentWidget()) && parent && parent->layout()) {

src/libs/utils/detailswidget.h

@@ -4,8 +4,11 @@
 #include "utils_global.h"
 
 #include <QtGui/QWidget>
-#include <QtGui/QLabel>
+
-#include <QtGui/QGridLayout>
+QT_BEGIN_NAMESPACE
+class QLabel;
+class QGridLayout;
+QT_END_NAMESPACE
 
 namespace Utils {
 class DetailsButton;
@@ -13,16 +16,30 @@ class DetailsButton;
 class QTCREATOR_UTILS_EXPORT DetailsWidget : public QWidget
 {
     Q_OBJECT
+    Q_PROPERTY(QString summaryText READ summaryText WRITE setSummaryText DESIGNABLE true)
+    Q_PROPERTY(bool expanded READ expanded WRITE setExpanded DESIGNABLE true)
 public:
     DetailsWidget(QWidget *parent = 0);
     ~DetailsWidget();
 
     void setSummaryText(const QString &text);
+    QString summaryText() const;
+
+    bool expanded() const;
+    void setExpanded(bool);
+
     void setWidget(QWidget *widget);
+    QWidget *widget() const;
+
     void setToolWidget(QWidget *widget);
+    QWidget *toolWidget() const;
+
+protected:
     void paintEvent(QPaintEvent *paintEvent);
+
 private slots:
     void detailsButtonClicked();
+
 private:
     void fixUpLayout();
     QLabel *m_summaryLabel;

src/tools/qtcreatorwidgets/customwidget.h

@@ -63,6 +63,9 @@ public:
     QWidget *createWidget(QWidget *parent);
     void initialize(QDesignerFormEditorInterface *core);
 
+protected:
+    bool initialized() const        { return m_initialized; }
+
 private:
     QString displayName() const;
     QString geometryProperty() const;

src/tools/qtcreatorwidgets/customwidgets.cpp

@@ -31,6 +31,8 @@
 
 #include <QtGui/QMenu>
 #include <QtGui/QAction>
+#include <QtDesigner/QExtensionManager>
+#include <QtDesigner/QDesignerFormEditorInterface>
 
 static const char *groupC = "QtCreator";
 
@@ -165,11 +167,125 @@ PathListEditor_CW::PathListEditor_CW(QObject *parent) :
 {
 }
 
+DetailsButton_CW::DetailsButton_CW(QObject *parent) :
+    QObject(parent),
+    CustomWidget<Utils::DetailsButton>
+    (QLatin1String("<utils/detailsbutton.h>"),
+    false,
+    QLatin1String(groupC),
+    QIcon(),
+    QLatin1String("Expandable button for 'Details'"))
+{
+}
+
+DetailsWidget_CW::DetailsWidget_CW(QObject *parent) :
+    QObject(parent),
+    CustomWidget<Utils::DetailsWidget>
+    (QLatin1String("<utils/detailswidget.h>"),
+    true,
+    QLatin1String(groupC),
+    QIcon(),
+    QLatin1String("Expandable widget for 'Details'. You might need an expandable spacer below."))
+{
+}
+
+QString DetailsWidget_CW::domXml() const
+{
+    // Expanded from start, else child visibility is wrong
+    const char *xmlC ="\
+<ui language=\"c++\" displayname=\"DetailsWidget\">\
+    <widget class=\"Utils::DetailsWidget\" name=\"detailsWidget\">\
+        <property name=\"geometry\">\
+            <rect><x>0</x><y>0</y><width>160</width><height>80</height></rect>\
+        </property>\
+        <property name=\"summaryText\">\
+            <string>Summary</string>\
+        </property>\
+        <property name=\"expanded\">\
+            <bool>true</bool>\
+        </property>\
+        <widget class=\"QWidget\" name=\"detailsContainer\" />\
+    </widget>\
+    <customwidgets>\
+        <customwidget>\
+            <class>Utils::DetailsWidget</class>\
+            <addpagemethod>setWidget</addpagemethod>\
+        </customwidget>\
+    </customwidgets>\
+</ui>";
+    return QLatin1String(xmlC);
+}
+
+void DetailsWidget_CW::initialize(QDesignerFormEditorInterface *core)
+{
+    const bool firstTime = !initialized();
+    CustomWidget<Utils::DetailsWidget>::initialize(core);    
+    if (firstTime)
+        if (QExtensionManager *manager = core->extensionManager())
+            manager->registerExtensions(new DetailsWidgetExtensionFactory(manager), Q_TYPEID(QDesignerContainerExtension));
+}
+
+DetailsWidgetContainerExtension::DetailsWidgetContainerExtension(Utils::DetailsWidget *widget, QObject *parent) :
+    QObject(parent),
+    m_detailsWidget(widget)
+{
+}
+
+void DetailsWidgetContainerExtension::addWidget(QWidget *widget)
+{
+    if (m_detailsWidget->widget()) {
+        qWarning("Cannot add 2nd child to DetailsWidget");
+    } else {
+        m_detailsWidget->setWidget(widget);
+    }
+}
+
+int DetailsWidgetContainerExtension::count() const
+{
+    return m_detailsWidget->widget() ? 1 : 0;
+}
+
+int DetailsWidgetContainerExtension::currentIndex() const
+{
+    return 0;
+}
+
+void DetailsWidgetContainerExtension::insertWidget(int /* index */, QWidget *widget)
+{
+    addWidget(widget);
+}
+
+void DetailsWidgetContainerExtension::remove(int /* index */)
+{
+    m_detailsWidget->setWidget(0);
+}
+
+void DetailsWidgetContainerExtension::setCurrentIndex(int /* index */)
+{
+}
+
+QWidget *DetailsWidgetContainerExtension::widget(int  /* index */) const
+{
+    return m_detailsWidget->widget();
+}
+
+DetailsWidgetExtensionFactory::DetailsWidgetExtensionFactory(QExtensionManager *parent) :
+    QExtensionFactory(parent)
+{
+}
+
+QObject *DetailsWidgetExtensionFactory::createExtension(QObject *object, const QString &iid, QObject *parent) const
+{
+    if (Utils::DetailsWidget *dw = qobject_cast<Utils::DetailsWidget*>(object))
+        if (iid == Q_TYPEID(QDesignerContainerExtension))
+            return new DetailsWidgetContainerExtension(dw, parent);
+    return 0;
+}
+
 // -------------- WidgetCollection
 WidgetCollection::WidgetCollection(QObject *parent) :
     QObject(parent)
 {
-
     m_plugins.push_back(new NewClassCustomWidget(this));
     m_plugins.push_back(new ClassNameValidatingLineEdit_CW(this));
     m_plugins.push_back(new FileNameValidatingLineEdit_CW(this));
@@ -181,6 +297,8 @@ WidgetCollection::WidgetCollection(QObject *parent) :
     m_plugins.push_back(new SubmitEditorWidget_CW(this));
     m_plugins.push_back(new SubmitFieldWidget_CW(this));
     m_plugins.push_back(new PathListEditor_CW(this));
+    m_plugins.push_back(new DetailsButton_CW(this));
+    m_plugins.push_back(new DetailsWidget_CW(this));
 }
 
 QList<QDesignerCustomWidgetInterface*> WidgetCollection::customWidgets() const

src/tools/qtcreatorwidgets/customwidgets.h

@@ -43,12 +43,20 @@
 #include <utils/submiteditorwidget.h>
 #include <utils/submitfieldwidget.h>
 #include <utils/pathlisteditor.h>
+#include <utils/detailsbutton.h>
+#include <utils/detailswidget.h>
 
 #include <QtDesigner/QDesignerCustomWidgetCollectionInterface>
+#include <QtDesigner/QDesignerContainerExtension>
+#include <QtDesigner/QExtensionFactory>
 
 #include <QtCore/qplugin.h>
 #include <QtCore/QList>
 
+QT_BEGIN_NAMESPACE
+class QExtensionManager;
+QT_END_NAMESPACE
+
 // Custom Widgets
 
 class NewClassCustomWidget :
@@ -163,7 +171,62 @@ public:
     explicit PathListEditor_CW(QObject *parent = 0);
 };
 
-// Collection
+class DetailsButton_CW :
+    public QObject,
+    public CustomWidget<Utils::DetailsButton>
+{
+    Q_OBJECT
+    Q_INTERFACES(QDesignerCustomWidgetInterface)
+public:
+    explicit DetailsButton_CW(QObject *parent = 0);
+};
+
+// Details Widget: plugin + simple, hacky container extension that
+// accepts only one page.
+
+class DetailsWidget_CW :
+    public QObject,
+    public CustomWidget<Utils::DetailsWidget>
+{
+    Q_OBJECT
+    Q_INTERFACES(QDesignerCustomWidgetInterface)
+public:
+    explicit DetailsWidget_CW(QObject *parent = 0);
+    QString domXml() const;
+    void initialize(QDesignerFormEditorInterface *core);
+};
+
+class DetailsWidgetContainerExtension: public QObject,
+                                         public QDesignerContainerExtension
+{
+    Q_OBJECT
+    Q_INTERFACES(QDesignerContainerExtension)
+public:
+    explicit DetailsWidgetContainerExtension(Utils::DetailsWidget *widget, QObject *parent);
+
+    void addWidget(QWidget *widget);
+    int count() const;
+    int currentIndex() const;
+    void insertWidget(int index, QWidget *widget);
+    void remove(int index);
+    void setCurrentIndex(int index);
+    QWidget *widget(int index) const;
+
+private:
+    Utils::DetailsWidget *m_detailsWidget;
+};
+
+class DetailsWidgetExtensionFactory: public QExtensionFactory
+{
+    Q_OBJECT
+public:
+    explicit DetailsWidgetExtensionFactory(QExtensionManager *parent = 0);
+
+protected:
+    QObject *createExtension(QObject *object, const QString &iid, QObject *parent) const;
+};
+
+// ------------ Collection
 
 class WidgetCollection : public QObject, public QDesignerCustomWidgetCollectionInterface
 {
@@ -175,7 +238,7 @@ public:
     virtual QList<QDesignerCustomWidgetInterface*> customWidgets() const;
 
 private:
-    QList<QDesignerCustomWidgetInterface*> m_plugins;
+    QList<QDesignerCustomWidgetInterface*> m_plugins;    
 };
 
 #endif // CUSTOMWIDGETS_H

src/tools/qtcreatorwidgets/qtcreatorwidgets.pro

@@ -19,7 +19,6 @@ linux-* {
   QTC_LIBS=$$dirname(QTC_LIBS)
   QTC_LIBS=$$dirname(QTC_LIBS)
   QTC_LIBS=$$QTC_LIBS/$$IDE_LIBRARY_BASENAME/qtcreator
-  QTC_LIBS=$$QTC_LIBS/$$IDE_LIBRARY_BASENAME/qtcreator
   QMAKE_RPATHDIR *= $$QTC_LIBS
 }
 
@@ -29,6 +28,7 @@ macx {
     CONFIG(debug, debug|release):LIBS += -lUtils_debug
     else:LIBS += -lUtils
 } else {
+    message($$QTC_LIBS)
     LIBS += -L$$QTC_LIBS -lUtils
 }