QmlInspector: changed crumblepath appearance

Reviewed-by: Kai Koehne

src/libs/utils/crumblepath.cpp

@@ -37,11 +37,14 @@
 #include <QtCore/QList>
 #include <QtGui/QHBoxLayout>
 #include <QtGui/QPushButton>
+#include <QtGui/QMenu>
 #include <QtGui/QStyle>
 #include <QtGui/QResizeEvent>
 #include <QtGui/QPainter>
 #include <QtGui/QImage>
 
+#include <qtcassert.h>
+
 namespace Utils {
 
 static const int ArrowBorderSize = 12;
@@ -82,6 +85,7 @@ private:
     QImage m_segmentSelectedEnd;
     QImage m_segmentHover;
     QImage m_segmentHoverEnd;
+    QImage m_triangleIcon;
     QPoint m_textPos;
 
     QVariant m_data;
@@ -105,6 +109,7 @@ CrumblePathButton::CrumblePathButton(const QString &title, QWidget *parent)
     m_segmentEnd = QImage(":/utils/images/crumblepath-segment-end.png");
     m_segmentSelectedEnd = QImage(":/utils/images/crumblepath-segment-selected-end.png");
     m_segmentHoverEnd = QImage(":/utils/images/crumblepath-segment-hover-end.png");
+    m_triangleIcon = QImage(":/utils/images/triangle_vert.png");
 
     tintImages();
 }
@@ -141,6 +146,10 @@ void CrumblePathButton::paintEvent(QPaintEvent *)
     QString textToDraw = fm.elidedText(text(), Qt::ElideRight, geom.width() - m_textPos.x());
 
     p.drawText(QRectF(m_textPos.x(), 4, geom.width(), geom.height()), textToDraw);
+
+    if (menu()) {
+        p.drawImage(geom.width() - m_triangleIcon.width() - 6, geom.center().y() - m_triangleIcon.height()/2, m_triangleIcon);
+    }
 }
 
 void CrumblePathButton::tintImages()
@@ -204,6 +213,8 @@ QVariant CrumblePathButton::data() const
     return m_data;
 }
 
+///////////////////////////////////////////////////////////////////////////////
+
 struct CrumblePathPrivate {
     explicit CrumblePathPrivate(CrumblePath *q);
 
@@ -261,7 +272,6 @@ void CrumblePath::pushElement(const QString &title, const QVariant data)
     CrumblePathButton *newButton = new CrumblePathButton(title, this);
     newButton->hide();
     connect(newButton, SIGNAL(clicked()), SLOT(mapClickToIndex()));
-    connect(newButton, SIGNAL(customContextMenuRequested(QPoint)), SLOT(mapContextMenuRequestToIndex()));
 
     int segType = CrumblePathButton::MiddleSegment;
     if (!d->m_buttons.isEmpty()) {
@@ -278,6 +288,23 @@ void CrumblePath::pushElement(const QString &title, const QVariant data)
     resizeButtons();
 }
 
+void CrumblePath::addChild(const QString &title, const QVariant data)
+{
+    QTC_ASSERT(d->m_buttons.count()>0,return);
+
+    QPushButton *lastButton = d->m_buttons.last();
+
+    QMenu *childList = lastButton->menu();
+    if (childList == 0)
+        childList = new QMenu(lastButton);
+
+    QAction *childAction = new QAction(title, lastButton);
+    childAction->setData(data);
+    connect(childAction, SIGNAL(triggered()), this, SLOT(mapClickToIndex()));
+    childList->addAction(childAction);
+    lastButton->setMenu(childList);
+}
+
 void CrumblePath::popElement()
 {
     QWidget *last = d->m_buttons.last();
@@ -358,23 +385,12 @@ void CrumblePath::resizeButtons()
 void CrumblePath::mapClickToIndex()
 {
     QObject *element = sender();
-    for (int i = 0; i < d->m_buttons.length(); ++i) {
-        if (d->m_buttons[i] == element) {
-            emit elementClicked(i);
-            return;
-        }
-    }
-}
-
-void CrumblePath::mapContextMenuRequestToIndex()
-{
-    QObject *element = sender();
-    for (int i = 0; i < d->m_buttons.length(); ++i) {
-        if (d->m_buttons[i] == element) {
-            emit elementContextMenuRequested(i);
-            return;
+    if (QString("QAction") == element->metaObject()->className()) {
+        emit elementClicked(static_cast<QAction *>(element)->data().toInt());
+    } else
+        if (QString("QPushButton") == element->metaObject()->className()) {
+            emit elementClicked(static_cast<CrumblePathButton *>(element)->data().toInt());
         }
-    }
 }
 
 void CrumblePath::paintEvent(QPaintEvent *event)

src/libs/utils/crumblepath.h

@@ -56,12 +56,12 @@ public:
 
 public slots:
     void pushElement(const QString &title, const QVariant data = QVariant());
+    void addChild(const QString &title, const QVariant data = QVariant());
     void popElement();
     void clear();
 
 signals:
-    void elementClicked(int index);
-    void elementContextMenuRequested(int index);
+    void elementClicked(int debugId);
 
 protected:
     void resizeEvent(QResizeEvent *);
@@ -69,7 +69,6 @@ protected:
 
 private slots:
     void mapClickToIndex();
-    void mapContextMenuRequestToIndex();
 
 private:
     void resizeButtons();

src/libs/utils/utils.qrc

@@ -8,5 +8,6 @@
         <file>images/crumblepath-segment-hover.png</file>
         <file>images/crumblepath-segment-selected-end.png</file>
         <file>images/crumblepath-segment-selected.png</file>
+        <file>images/triangle_vert.png</file>
     </qresource>
 </RCC>

src/plugins/qmljsinspector/qmljscontextcrumblepath.cpp

@@ -56,19 +56,22 @@ void ContextCrumblePath::updateContextPath(const QStringList &path, const QList<
 
     clear();
 
-    for (int i=0; i<path.count(); i++) {
-        pushElement(path[i],QVariant(debugIds[i]));
-    }
-
     m_isEmpty = path.isEmpty();
     if (m_isEmpty) {
         pushElement(tr("[no context]"));
+    } else {
+        for (int i=0; i<path.count(); i++) {
+            pushElement(path[i],QVariant(debugIds[i]));
+        }
     }
 }
 
-void ContextCrumblePath::selectIndex(int index)
+void ContextCrumblePath::addChildren(const QStringList &childrenNames, const QList<int> &childrenDebugIds)
 {
-    CrumblePath::selectIndex(index);
+    Q_ASSERT(childrenNames.count() == childrenDebugIds.count());
+    for (int i=0; i<childrenNames.count(); i++) {
+        addChild(childrenNames[i],QVariant(childrenDebugIds[i]));
+    }
 }
 
 bool ContextCrumblePath::isEmpty() const

src/plugins/qmljsinspector/qmljscontextcrumblepath.h

@@ -50,7 +50,8 @@ public:
 
 public slots:
     void updateContextPath(const QStringList &path, const QList<int> &debugIds);
-    void selectIndex(int index);
+    void addChildren(const QStringList &childrenNames, const QList<int> &childrenDebugIds);
+
 private:
     bool m_isEmpty;
 };

src/plugins/qmljsinspector/qmljsinspector.cpp

@@ -576,7 +576,9 @@ void InspectorUi::populateCrumblePath(const QDeclarativeDebugObjectReference &ob
         crumbleStrings.push_front( displayName(ref) );
     }
 
-    int itemIndex = crumbleData.length()-1;
+    m_crumblePath->updateContextPath(crumbleStrings, crumbleData);
+    crumbleStrings.clear();
+    crumbleData.clear();
 
     // now append the children
     foreach (const QDeclarativeDebugObjectReference &child, objRef.children()) {
@@ -584,8 +586,7 @@ void InspectorUi::populateCrumblePath(const QDeclarativeDebugObjectReference &ob
         crumbleStrings.push_back( displayName(child) );
     }
 
-    m_crumblePath->updateContextPath(crumbleStrings, crumbleData);
-    m_crumblePath->selectIndex(itemIndex);
+    m_crumblePath->addChildren(crumbleStrings, crumbleData);
 }
 
 void InspectorUi::selectItems(const QList<int> &objectIds)
@@ -710,8 +711,9 @@ void InspectorUi::setupDockWidgets()
     wlay->setSpacing(0);
     observerWidget->setLayout(wlay);
     wlay->addWidget(m_toolBar->widget());
-    wlay->addWidget(m_propertyInspector);
     wlay->addWidget(m_crumblePath);
+    wlay->addWidget(m_propertyInspector);
+
 
     Debugger::DebuggerMainWindow *mw = Debugger::DebuggerPlugin::mainWindow();
     QDockWidget *dock = mw->createDockWidget(Debugger::QmlLanguage, observerWidget);
@@ -719,10 +721,10 @@ void InspectorUi::setupDockWidgets()
     dock->setTitleBarWidget(new QWidget(dock));
 }
 
-void InspectorUi::crumblePathElementClicked(int pathIndex)
+void InspectorUi::crumblePathElementClicked(int debugId)
 {
     QList <int> l;
-    l << m_crumblePath->debugIdForIndex(pathIndex);
+    l << debugId;
     selectItems(l);
 }