Debugger: Remove DetailedErrorDelegate

Change-Id: I08cd9af5e11e705378a53075c7fade44fc3246ce
Reviewed-by: hjk <hjk@qt.io>

4 files changed, 38 insertions, 109 deletions

diff --git a/src/plugins/clangtools/clangtoolsdiagnosticmodel.cpp b/src/plugins/clangtools/clangtoolsdiagnosticmodel.cpp
index 1834ef02d7..ddfc4e4bcf 100644
--- a/src/plugins/clangtools/clangtoolsdiagnosticmodel.cpp
+++ b/src/plugins/clangtools/clangtoolsdiagnosticmodel.cpp
@@ -34,7 +34,6 @@
 #include <utils/qtcassert.h>
 #include <utils/utilsicons.h>
 
-#include <QCoreApplication>
 #include <QFileInfo>
 
 #include <cmath>
@@ -232,18 +231,6 @@ Qt::ItemFlags DiagnosticItem::flags(int column) const
     return itemFlags;
 }
 
-static QVariant locationData(int role, const Debugger::DiagnosticLocation &location)
-{
-    switch (role) {
-    case Debugger::DetailedErrorView::LocationRole:
-        return QVariant::fromValue(location);
-    case Qt::ToolTipRole:
-        return location.filePath.isEmpty() ? QVariant() : QVariant(location.filePath);
-    default:
-        return QVariant();
-    }
-}
-
 static QVariant iconData(const QString &type)
 {
     if (type == "warning")
@@ -260,7 +247,7 @@ static QVariant iconData(const QString &type)
 QVariant DiagnosticItem::data(int column, int role) const
 {
     if (column == Debugger::DetailedErrorView::LocationColumn)
-        return locationData(role, m_diagnostic.location);
+        return Debugger::DetailedErrorView::locationData(role, m_diagnostic.location);
 
     if (column == DiagnosticView::FixItColumn) {
         if (role == Qt::CheckStateRole)
@@ -305,7 +292,7 @@ ExplainingStepItem::ExplainingStepItem(const ExplainingStep &step) : m_step(step
 QVariant ExplainingStepItem::data(int column, int role) const
 {
     if (column == Debugger::DetailedErrorView::LocationColumn)
-        return locationData(role, m_step.location);
+        return Debugger::DetailedErrorView::locationData(role, m_step.location);
 
     if (column == DiagnosticView::FixItColumn)
         return QVariant();
diff --git a/src/plugins/debugger/analyzer/detailederrorview.cpp b/src/plugins/debugger/analyzer/detailederrorview.cpp
index a5ee070a1a..85ea430f34 100644
--- a/src/plugins/debugger/analyzer/detailederrorview.cpp
+++ b/src/plugins/debugger/analyzer/detailederrorview.cpp
@@ -41,91 +41,14 @@
 #include <QHeaderView>
 #include <QMenu>
 #include <QPainter>
-#include <QSharedPointer>
-#include <QTextDocument>
 
 namespace Debugger {
-namespace Internal {
-
-class DetailedErrorDelegate : public QStyledItemDelegate
-{
-    Q_OBJECT
-
-public:
-    DetailedErrorDelegate(QTreeView *parent) : QStyledItemDelegate(parent) { }
-
-private:
-    QString actualText(const QModelIndex &index) const
-    {
-        const auto location = index.model()->data(index, DetailedErrorView::LocationRole)
-                .value<DiagnosticLocation>();
-        return location.isValid()
-                ? QString::fromLatin1("<a href=\"file://%1\">%2:%3:%4")
-                      .arg(location.filePath, QFileInfo(location.filePath).fileName())
-                      .arg(location.line)
-                      .arg(location.column)
-                : QString();
-    }
-
-    using DocConstPtr = QSharedPointer<const QTextDocument>;
-    DocConstPtr document(const QStyleOptionViewItem &option) const
-    {
-        const auto doc = QSharedPointer<QTextDocument>::create();
-        doc->setHtml(option.text);
-        doc->setTextWidth(option.rect.width());
-        doc->setDocumentMargin(0);
-        return doc;
-    }
-
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override
-    {
-        QStyleOptionViewItem opt = option;
-        opt.text = actualText(index);
-        initStyleOption(&opt, index);
-
-        const DocConstPtr doc = document(opt);
-        return QSize(doc->idealWidth(), doc->size().height());
-    }
-
-    void paint(QPainter *painter, const QStyleOptionViewItem &option,
-               const QModelIndex &index) const override
-    {
-        QStyleOptionViewItem opt = option;
-        initStyleOption(&opt, index);
-
-        QStyle *style = opt.widget? opt.widget->style() : QApplication::style();
-
-        // Painting item without text
-        opt.text.clear();
-        style->drawControl(QStyle::CE_ItemViewItem, &opt, painter);
-        opt.text = actualText(index);
-
-        QAbstractTextDocumentLayout::PaintContext ctx;
-
-        // Highlighting text if item is selected
-        if (opt.state & QStyle::State_Selected) {
-            ctx.palette.setColor(QPalette::Text, opt.palette.color(QPalette::Active,
-                                                                   QPalette::HighlightedText));
-        }
-
-        QRect textRect = style->subElementRect(QStyle::SE_ItemViewItemText, &opt);
-        painter->save();
-        painter->translate(textRect.topLeft());
-        painter->setClipRect(textRect.translated(-textRect.topLeft()));
-        document(opt)->documentLayout()->draw(painter, ctx);
-        painter->restore();
-    }
-};
-
-} // namespace Internal
-
 
 DetailedErrorView::DetailedErrorView(QWidget *parent) :
     QTreeView(parent),
     m_copyAction(new QAction(this))
 {
     header()->setSectionResizeMode(QHeaderView::ResizeToContents);
-    setItemDelegateForColumn(LocationColumn, new Internal::DetailedErrorDelegate(this));
 
     m_copyAction->setText(tr("Copy"));
     m_copyAction->setIcon(Utils::Icons::COPY.icon());
@@ -187,6 +110,31 @@ void DetailedErrorView::goBack()
     setCurrentRow(prevRow >= 0 ? prevRow : rowCount() - 1);
 }
 
+QVariant DetailedErrorView::locationData(int role, const DiagnosticLocation &location)
+{
+    switch (role) {
+    case Debugger::DetailedErrorView::LocationRole:
+        return QVariant::fromValue(location);
+    case Qt::DisplayRole:
+        return location.isValid() ? QString::fromLatin1("%1:%2:%3")
+                               .arg(QFileInfo(location.filePath).fileName())
+                               .arg(location.line)
+                               .arg(location.column)
+                         : QString();
+    case Qt::ToolTipRole:
+        return location.filePath.isEmpty() ? QVariant() : QVariant(location.filePath);
+    case Qt::FontRole: {
+        QFont font = QApplication::font();
+        font.setUnderline(true);
+        return font;
+    }
+    case Qt::ForegroundRole:
+        return QApplication::palette().link().color();
+    default:
+        return QVariant();
+    }
+}
+
 int DetailedErrorView::rowCount() const
 {
     return model() ? model()->rowCount() : 0;
@@ -218,5 +166,3 @@ void DetailedErrorView::setCurrentRow(int row)
 }
 
 } // namespace Debugger
-
-#include "detailederrorview.moc"
diff --git a/src/plugins/debugger/analyzer/detailederrorview.h b/src/plugins/debugger/analyzer/detailederrorview.h
index 1614605412..845bbee362 100644
--- a/src/plugins/debugger/analyzer/detailederrorview.h
+++ b/src/plugins/debugger/analyzer/detailederrorview.h
@@ -32,6 +32,8 @@
 
 namespace Debugger {
 
+class DiagnosticLocation;
+
 class DEBUGGER_EXPORT DetailedErrorView : public QTreeView
 {
     Q_OBJECT
@@ -53,6 +55,8 @@ public:
         LocationColumn,
     };
 
+    static QVariant locationData(int role, const DiagnosticLocation &location);
+
 private:
     void contextMenuEvent(QContextMenuEvent *e) override;
     void currentChanged(const QModelIndex &current, const QModelIndex &previous) override;
diff --git a/src/plugins/valgrind/xmlprotocol/errorlistmodel.cpp b/src/plugins/valgrind/xmlprotocol/errorlistmodel.cpp
index f574f89c24..49e668176d 100644
--- a/src/plugins/valgrind/xmlprotocol/errorlistmodel.cpp
+++ b/src/plugins/valgrind/xmlprotocol/errorlistmodel.cpp
@@ -173,24 +173,16 @@ ErrorItem::ErrorItem(const ErrorListModel *model, const Error &error)
     }
 }
 
-static QVariant location(const Frame &frame, int role)
+static QVariant locationData(int role, const Frame &frame)
 {
-    switch (role) {
-    case Debugger::DetailedErrorView::LocationRole:
-        return QVariant::fromValue(Debugger::DiagnosticLocation(frame.filePath(), frame.line(), 0));
-    case Qt::ToolTipRole:
-        return frame.filePath().isEmpty() ? QVariant() : QVariant(frame.filePath());
-    default:
-        return QVariant();
-    }
+    const Debugger::DiagnosticLocation location(frame.filePath(), frame.line(), 0);
+    return Debugger::DetailedErrorView::locationData(role, location);
 }
 
 QVariant ErrorItem::data(int column, int role) const
 {
-    if (column == Debugger::DetailedErrorView::LocationColumn) {
-        const Frame frame = m_model->findRelevantFrame(m_error);
-        return location(frame, role);
-    }
+    if (column == Debugger::DetailedErrorView::LocationColumn)
+        return locationData(role, m_model->findRelevantFrame(m_error));
 
     // DiagnosticColumn
     switch (role) {
@@ -243,7 +235,7 @@ QVariant StackItem::data(int column, int role) const
 {
     const ErrorItem * const errorItem = getErrorItem();
     if (column == Debugger::DetailedErrorView::LocationColumn)
-        return location(errorItem->modelPrivate()->findRelevantFrame(errorItem->error()), role);
+        return locationData(role, errorItem->modelPrivate()->findRelevantFrame(errorItem->error()));
 
     // DiagnosticColumn
     switch (role) {
@@ -271,7 +263,7 @@ FrameItem::FrameItem(const Frame &frame) : m_frame(frame)
 QVariant FrameItem::data(int column, int role) const
 {
     if (column == Debugger::DetailedErrorView::LocationColumn)
-        return location(m_frame, role);
+        return locationData(role, m_frame);
 
     // DiagnosticColumn
     switch (role) {