Moved "Application Output" formatting to a specialized formatter.

By introducing the OutputFormatter, RunControls can influence the formatting
depening on the application started. A nice (and intended) side-effect is that
the QML runtime specific formatting will not interfere anymore with anything
else.

src/plugins/projectexplorer/outputformatter.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "outputformatter.h"
+
+#include <QtGui/QPlainTextEdit>
+
+using namespace ProjectExplorer;
+
+OutputFormatter::OutputFormatter(QObject *parent)
+    : QObject(parent)
+{
+}
+
+QPlainTextEdit *OutputFormatter::plainTextEdit() const
+{
+    return m_plainTextEdit;
+}
+
+void OutputFormatter::setPlainTextEdit(QPlainTextEdit *plainText)
+{
+    m_plainTextEdit = plainText;
+    setParent(m_plainTextEdit);
+}
+
+void OutputFormatter::appendOutput(const QString &text)
+{
+    QTextCharFormat format;
+    format.setForeground(plainTextEdit()->palette().text().color());
+    plainTextEdit()->setCurrentCharFormat(format);
+    plainTextEdit()->insertPlainText(text);
+}
+
+void OutputFormatter::appendError(const QString &text)
+{
+    appendOutput(text);
+}
+
+void OutputFormatter::mousePressEvent(QMouseEvent * /*e*/)
+{}
+
+void OutputFormatter::mouseReleaseEvent(QMouseEvent * /*e*/)
+{}
+
+void OutputFormatter::mouseMoveEvent(QMouseEvent * /*e*/)
+{}

src/plugins/projectexplorer/outputformatter.h

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef OUTPUTFORMATTER_H
+#define OUTPUTFORMATTER_H
+
+#include "projectexplorer_export.h"
+
+#include <QtCore/QObject>
+#include <QtCore/QString>
+
+QT_FORWARD_DECLARE_CLASS(QPlainTextEdit);
+QT_FORWARD_DECLARE_CLASS(QMouseEvent);
+
+namespace ProjectExplorer {
+
+class PROJECTEXPLORER_EXPORT OutputFormatter: public QObject
+{
+    Q_OBJECT
+
+public:
+    OutputFormatter(QObject *parent = 0);
+
+    QPlainTextEdit *plainTextEdit() const;
+    void setPlainTextEdit(QPlainTextEdit *plainText);
+
+    virtual void appendOutput(const QString &text);
+    virtual void appendError(const QString &text);
+
+    virtual void mousePressEvent(QMouseEvent *e);
+    virtual void mouseReleaseEvent(QMouseEvent *e);
+    virtual void mouseMoveEvent(QMouseEvent *e);
+
+private:
+    QPlainTextEdit *m_plainTextEdit;
+};
+
+} // namespace ProjectExplorer
+
+#endif // OUTPUTFORMATTER_H

src/plugins/projectexplorer/outputwindow.cpp

@@ -42,7 +42,6 @@
 #include <coreplugin/icontext.h>
 #include <find/basetextfind.h>
 #include <aggregation/aggregate.h>
-#include <texteditor/basetexteditor.h>
 
 #include <QtGui/QIcon>
 #include <QtGui/QScrollBar>
@@ -176,11 +175,6 @@ void OutputPane::setFocus()
         m_tabWidget->currentWidget()->setFocus();
 }
 
-void OutputPane::appendOutput(const QString &/*out*/)
-{
-    // This function is in the interface, since we can't do anything sensible here, we don't do anything here.
-}
-
 void OutputPane::createNewOutputWindow(RunControl *rc)
 {
     connect(rc, SIGNAL(started()),
@@ -199,6 +193,7 @@ void OutputPane::createNewOutputWindow(RunControl *rc)
             OutputWindow *ow = static_cast<OutputWindow *>(m_tabWidget->widget(i));
             ow->grayOutOldContent();
             ow->verticalScrollBar()->setValue(ow->verticalScrollBar()->maximum());
+            ow->setFormatter(rc->createOutputFormatter(ow));
             m_outputWindows.insert(rc, ow);
             found = true;
             break;
@@ -206,6 +201,7 @@ void OutputPane::createNewOutputWindow(RunControl *rc)
     }
     if (!found) {
         OutputWindow *ow = new OutputWindow(m_tabWidget);
+        ow->setFormatter(rc->createOutputFormatter(ow));
         Aggregation::Aggregate *agg = new Aggregation::Aggregate;
         agg->add(ow);
         agg->add(new Find::BaseTextFind(ow));
@@ -226,6 +222,12 @@ void OutputPane::appendOutputInline(RunControl *rc, const QString &out)
     ow->appendOutputInline(out);
 }
 
+void OutputPane::appendError(RunControl *rc, const QString &out)
+{
+    OutputWindow *ow = m_outputWindows.value(rc);
+    ow->appendError(out);
+}
+
 void OutputPane::showTabFor(RunControl *rc)
 {
     OutputWindow *ow = m_outputWindows.value(rc);
@@ -346,11 +348,8 @@ bool OutputPane::canNavigate()
 
 OutputWindow::OutputWindow(QWidget *parent)
     : QPlainTextEdit(parent)
-    , m_qmlError(QLatin1String("(file:///[^:]+:\\d+:\\d+):"))
     , m_enforceNewline(false)
     , m_scrollToBottom(false)
-    , m_linksActive(true)
-    , m_mousePressed(false)
 {
     setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
     //setCenterOnScroll(false);
@@ -405,6 +404,17 @@ OutputWindow::~OutputWindow()
     delete m_outputWindowContext;
 }
 
+OutputFormatter *OutputWindow::formatter() const
+{
+    return m_formatter;
+}
+
+void OutputWindow::setFormatter(OutputFormatter *formatter)
+{
+    m_formatter = formatter;
+    m_formatter->setPlainTextEdit(this);
+}
+
 void OutputWindow::showEvent(QShowEvent *e)
 {
     QPlainTextEdit::showEvent(e);
@@ -414,20 +424,28 @@ void OutputWindow::showEvent(QShowEvent *e)
     m_scrollToBottom = false;
 }
 
-void OutputWindow::appendOutput(const QString &out)
+QString OutputWindow::doNewlineMagic(const QString &out)
 {
     m_scrollToBottom = true;
     QString s = out;
+    if (m_enforceNewline)
+        s.prepend(QLatin1Char('\n'));
+
     m_enforceNewline = true; // make appendOutputInline put in a newline next time
-    if (s.endsWith(QLatin1Char('\n'))) {
+
+    if (s.endsWith(QLatin1Char('\n')))
         s.chop(1);
-    }
-    setMaximumBlockCount(MaxBlockCount);
 
-    QTextCharFormat format;
-    format.setForeground(palette().text().color());
-    setCurrentCharFormat(format);
-    appendPlainText(out);
+    return s;
+}
+
+void OutputWindow::appendOutput(const QString &out)
+{
+    setMaximumBlockCount(MaxBlockCount);
+    const bool atBottom = isScrollbarAtBottom();
+    m_formatter->appendOutput(doNewlineMagic(out));
+    if (atBottom)
+        scrollToBottom();
     enableUndoRedo();
 }
 
@@ -439,15 +457,12 @@ void OutputWindow::appendOutputInline(const QString &out)
     int newline = -1;
     bool enforceNewline = m_enforceNewline;
     m_enforceNewline = false;
+    const bool atBottom = isScrollbarAtBottom();
 
     if (!enforceNewline) {
         newline = out.indexOf(QLatin1Char('\n'));
         moveCursor(QTextCursor::End);
-        bool atBottom = (blockBoundingRect(document()->lastBlock()).bottom() + contentOffset().y()
-                         <= viewport()->rect().bottom());
-        insertPlainText(newline < 0 ? out : out.left(newline)); // doesn't enforce new paragraph like appendPlainText
-        if (atBottom)
-            verticalScrollBar()->setValue(verticalScrollBar()->maximum());
+        m_formatter->appendOutput(newline < 0 ? out : out.left(newline)); // doesn't enforce new paragraph like appendPlainText
     }
 
     QString s = out.mid(newline+1);
@@ -458,28 +473,32 @@ void OutputWindow::appendOutputInline(const QString &out)
             m_enforceNewline = true;
             s.chop(1);
         }
-        QTextCharFormat format;
-        format.setForeground(palette().text().color());
-        setCurrentCharFormat(format);
-
-        // (This feature depends on the availability of QPlainTextEdit::anchorAt)
-        // Convert to HTML, preserving newlines and whitespace
-        s = Qt::convertFromPlainText(s);
-
-        // Create links from QML errors (anything of the form "file:///...:[line]:[column]:")
-        int index = 0;
-        while ((index = m_qmlError.indexIn(s, index)) != -1) {
-            const QString captured = m_qmlError.cap(1);
-            const QString link = QString(QLatin1String("<a href=\"%1\">%2</a>")).arg(captured, captured);
-            s.replace(index, captured.length(), link);
-            index += link.length();
-        }
-        appendHtml(s);
+        m_formatter->appendOutput(QLatin1Char('\n') + s);
     }
 
+    if (atBottom)
+        scrollToBottom();
     enableUndoRedo();
 }
 
+void OutputWindow::appendError(const QString &out)
+{
+    setMaximumBlockCount(MaxBlockCount);
+    m_formatter->appendError(doNewlineMagic(out));
+    enableUndoRedo();
+}
+
+bool OutputWindow::isScrollbarAtBottom() const
+{
+    return blockBoundingRect(document()->lastBlock()).bottom() + contentOffset().y()
+            <= viewport()->rect().bottom();
+}
+
+void OutputWindow::scrollToBottom()
+{
+    verticalScrollBar()->setValue(verticalScrollBar()->maximum());
+}
+
 void OutputWindow::grayOutOldContent()
 {
     QTextCursor cursor = textCursor();
@@ -512,43 +531,17 @@ void OutputWindow::enableUndoRedo()
 void OutputWindow::mousePressEvent(QMouseEvent *e)
 {
     QPlainTextEdit::mousePressEvent(e);
-    m_mousePressed = true;
+    m_formatter->mousePressEvent(e);
 }
 
 void OutputWindow::mouseReleaseEvent(QMouseEvent *e)
 {
     QPlainTextEdit::mouseReleaseEvent(e);
-    m_mousePressed = false;
-
-    if (!m_linksActive) {
-        // Mouse was released, activate links again
-        m_linksActive = true;
-        return;
-    }
-
-    const QString href = anchorAt(e->pos());
-    if (!href.isEmpty()) {
-        QRegExp qmlErrorLink(QLatin1String("^file://(/[^:]+):(\\d+):(\\d+)"));
-
-        if (qmlErrorLink.indexIn(href) != -1) {
-            const QString fileName = qmlErrorLink.cap(1);
-            const int line = qmlErrorLink.cap(2).toInt();
-            const int column = qmlErrorLink.cap(3).toInt();
-            TextEditor::BaseTextEditor::openEditorAt(fileName, line, column - 1);
-        }
-    }
+    m_formatter->mouseReleaseEvent(e);
 }
 
 void OutputWindow::mouseMoveEvent(QMouseEvent *e)
 {
     QPlainTextEdit::mouseMoveEvent(e);
-
-    // Cursor was dragged to make a selection, deactivate links
-    if (m_mousePressed && textCursor().hasSelection())
-        m_linksActive = false;
-
-    if (!m_linksActive || anchorAt(e->pos()).isEmpty())
-        viewport()->setCursor(Qt::IBeamCursor);
-    else
-        viewport()->setCursor(Qt::PointingHandCursor);
+    m_formatter->mouseMoveEvent(e);
 }

src/plugins/projectexplorer/outputwindow.h

@@ -31,6 +31,7 @@
 #define OUTPUTWINDOW_H
 
 #include <coreplugin/ioutputpane.h>
+#include <projectexplorer/outputformatter.h>
 
 #include <QtCore/QObject>
 #include <QtCore/QHash>
@@ -83,18 +84,18 @@ public:
     void goToPrev();
     bool canNavigate();
 
-    void appendOutput(const QString &out);
-
-    // ApplicationOutputspecifics
-    void createNewOutputWindow(RunControl *rc);
-    void appendOutput(RunControl *rc, const QString &out);
-    void appendOutputInline(RunControl *rc, const QString &out);
     void showTabFor(RunControl *rc);
 
 public slots:
+    // ApplicationOutputspecifics
+    void createNewOutputWindow(RunControl *rc);
     void projectRemoved();
     void coreAboutToClose();
 
+    void appendOutput(RunControl *rc, const QString &out);
+    void appendOutputInline(RunControl *rc, const QString &out);
+    void appendError(RunControl *rc, const QString &out);
+
 private slots:
     void reRunRunControl();
     void stopRunControl();
@@ -123,8 +124,13 @@ public:
     OutputWindow(QWidget *parent = 0);
     ~OutputWindow();
 
+    OutputFormatter* formatter() const;
+    void setFormatter(OutputFormatter *formatter);
+
     void appendOutput(const QString &out);
     void appendOutputInline(const QString &out);
+    void appendError(const QString &out);
+
     void grayOutOldContent();
 
     void showEvent(QShowEvent *);
@@ -134,15 +140,19 @@ protected:
     void mouseReleaseEvent(QMouseEvent *e);
     void mouseMoveEvent(QMouseEvent *e);
 
+    bool isScrollbarAtBottom() const;
+    void scrollToBottom();
+
 private:
-    Core::BaseContext *m_outputWindowContext;
     void enableUndoRedo();
+    QString doNewlineMagic(const QString &out);
+
+private:
+    Core::BaseContext *m_outputWindowContext;
+    OutputFormatter *m_formatter;
 
-    QRegExp m_qmlError;
     bool m_enforceNewline;
     bool m_scrollToBottom;
-    bool m_linksActive;
-    bool m_mousePressed;
 };
 
 } // namespace Internal

src/plugins/projectexplorer/projectexplorer.cpp

@@ -1274,11 +1274,12 @@ void ProjectExplorerPlugin::startRunControl(RunControl *runControl, const QStrin
         d->m_outputPane->clearContents();
 
     connect(runControl, SIGNAL(addToOutputWindow(RunControl *, const QString &)),
-            this, SLOT(addToApplicationOutputWindow(RunControl *, const QString &)));
+            d->m_outputPane, SLOT(appendOutput(RunControl*,const QString &)));
     connect(runControl, SIGNAL(addToOutputWindowInline(RunControl *, const QString &)),
-            this, SLOT(addToApplicationOutputWindowInline(RunControl *, const QString &)));
+            d->m_outputPane, SLOT(appendOutputInline(RunControl*,const QString &)));
     connect(runControl, SIGNAL(error(RunControl *, const QString &)),
-            this, SLOT(addErrorToApplicationOutputWindow(RunControl *, const QString &)));
+            d->m_outputPane, SLOT(appendError(RunControl *, const QString &)));
+
     connect(runControl, SIGNAL(finished()),
             this, SLOT(runControlFinished()));
 
@@ -1711,21 +1712,6 @@ bool ProjectExplorerPlugin::showBuildConfigDialog()
     }
 }
 
-void ProjectExplorerPlugin::addToApplicationOutputWindow(RunControl *rc, const QString &line)
-{
-    d->m_outputPane->appendOutput(rc, line);
-}
-
-void ProjectExplorerPlugin::addToApplicationOutputWindowInline(RunControl *rc, const QString &line)
-{
-    d->m_outputPane->appendOutputInline(rc, line);
-}
-
-void ProjectExplorerPlugin::addErrorToApplicationOutputWindow(RunControl *rc, const QString &error)
-{
-    d->m_outputPane->appendOutput(rc, error);
-}
-
 void ProjectExplorerPlugin::runControlFinished()
 {
     if (sender() == d->m_debuggingRunControl)

src/plugins/projectexplorer/projectexplorer.h

@@ -182,10 +182,6 @@ private slots:
     void startupProjectChanged(); // Calls updateRunAction
     void updateRunActions();
 
-    void addToApplicationOutputWindow(RunControl *, const QString &line);
-    void addToApplicationOutputWindowInline(RunControl *, const QString &line);
-    void addErrorToApplicationOutputWindow(RunControl *, const QString &error);
-
     void loadProject(const QString &project) { openProject(project); }
     void currentModeChanged(Core::IMode *mode, Core::IMode *oldMode);
     void updateActions();

src/plugins/projectexplorer/projectexplorer.pro

@@ -79,7 +79,8 @@ HEADERS += projectexplorer.h \
     buildenvironmentwidget.h \
     buildconfigdialog.h \
     ldparser.h \
-    linuxiccparser.h
+    linuxiccparser.h \
+    outputformatter.h
 SOURCES += projectexplorer.cpp \
     projectwindow.cpp \
     buildmanager.cpp \
@@ -145,7 +146,8 @@ SOURCES += projectexplorer.cpp \
     buildenvironmentwidget.cpp \
     buildconfigdialog.cpp \
     ldparser.cpp \
-    linuxiccparser.cpp
+    linuxiccparser.cpp \
+    outputformatter.cpp
 FORMS += processstep.ui \
     editorsettingspropertiespage.ui \
     runsettingspropertiespage.ui \

src/plugins/projectexplorer/runconfiguration.cpp

@@ -29,6 +29,7 @@
 
 #include "runconfiguration.h"
 
+#include "outputformatter.h"
 #include "project.h"
 #include "target.h"
 #include "buildconfiguration.h"
@@ -236,6 +237,11 @@ bool RunControl::sameRunConfiguration(RunControl *other)
     return other->m_runConfiguration.data() == m_runConfiguration.data();
 }
 
+OutputFormatter *RunControl::createOutputFormatter(QObject *parent)
+{
+    return new OutputFormatter(parent);
+}
+
 void RunControl::bringApplicationToForeground(qint64 pid)
 {
 #ifdef Q_OS_MAC

src/plugins/projectexplorer/runconfiguration.h

@@ -47,6 +47,7 @@ class Target;
 
 class RunControl;
 class BuildConfiguration;
+class OutputFormatter;
 
 /**
  * Base class for a run configuration. A run configuration specifies how a
@@ -168,6 +169,8 @@ public:
 
     bool sameRunConfiguration(RunControl *other);
 
+    virtual OutputFormatter *createOutputFormatter(QObject *parent = 0);
+
 signals:
     void addToOutputWindow(RunControl *, const QString &line);
     void addToOutputWindowInline(RunControl *, const QString &line);

src/plugins/qmlprojectmanager/qmloutputformatter.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "qmloutputformatter.h"
+
+#include <texteditor/basetexteditor.h>
+
+#include <QtGui/QPlainTextEdit>
+
+using namespace ProjectExplorer;
+using namespace QmlProjectManager::Internal;
+
+QmlOutputFormatter::QmlOutputFormatter(QObject *parent)
+    : OutputFormatter(parent)
+    , m_qmlError(QLatin1String("(file:///[^:]+:\\d+:\\d+):"))
+    , m_linksActive(true)
+    , m_mousePressed(false)
+{
+}
+
+void QmlOutputFormatter::appendOutput(const QString &text)
+{
+    QTextCharFormat normalFormat, linkFormat;
+    normalFormat.setForeground(plainTextEdit()->palette().text().color());
+    linkFormat.setForeground(plainTextEdit()->palette().link().color());
+    linkFormat.setUnderlineStyle(QTextCharFormat::SingleUnderline);
+    linkFormat.setAnchor(true);
+
+    plainTextEdit()->setCurrentCharFormat(normalFormat);
+
+    // Create links from QML errors (anything of the form "file:///...:[line]:[column]:")