Merge branch '4.5'

Conflicts:
	src/gui/painting/qbackingstore.cpp
	src/gui/painting/qwindowsurface_raster.cpp

5 files changed, 163 insertions, 60 deletions

diff --git a/tools/assistant/tools/assistant/centralwidget.cpp b/tools/assistant/tools/assistant/centralwidget.cpp
index ec54d0c..b78f346 100644
--- a/tools/assistant/tools/assistant/centralwidget.cpp
+++ b/tools/assistant/tools/assistant/centralwidget.cpp
@@ -810,7 +810,7 @@ bool CentralWidget::eventFilter(QObject *object, QEvent *e)
         }
     }
 
-    if (QTabBar *tabBar = qobject_cast<QTabBar*>(object)) {
+    if (qobject_cast<QTabBar*>(object)) {
         const bool dblClick = e->type() == QEvent::MouseButtonDblClick;
         if ((e->type() == QEvent::MouseButtonRelease) || dblClick) {
             QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(e);
diff --git a/tools/assistant/tools/assistant/cmdlineparser.cpp b/tools/assistant/tools/assistant/cmdlineparser.cpp
index 0dae785..67eaa44 100644
--- a/tools/assistant/tools/assistant/cmdlineparser.cpp
+++ b/tools/assistant/tools/assistant/cmdlineparser.cpp
@@ -56,6 +56,7 @@ CmdLineParser::CmdLineParser()
     m_bookmarks(Untouched),
     m_search(Untouched),
     m_register(None),
+    m_removeSearchIndex(false),
     m_copy(false),
     m_quiet(false)
 {
@@ -83,6 +84,7 @@ CmdLineParser::CmdLineParser()
         "                           (.qch) from the give collection\n"
         "                           file.\n"
         "-setCurrentFilter filter   Set the filter as the active filter.\n"
+        "-remove-search-index       Removes the full text search index.\n"
         "-quiet                     Does not display any error or\n"
         "                           status message.\n"
         "-help                      Displays this help.\n"
@@ -217,6 +219,8 @@ CmdLineParser::Result CmdLineParser::parse(const QStringList &arguments)
                 error = QObject::tr("Missing filter argument!");
                 break;
             }
+        } else if (arg == QLatin1String("-remove-search-index")) {
+            m_removeSearchIndex = true;
         } else if (arg == QLatin1String("-quiet")) {
             continue;
         } else if (arg == QLatin1String("-help")) {
@@ -307,6 +311,11 @@ QString CmdLineParser::currentFilter() const
     return m_currentFilter;
 }
 
+bool CmdLineParser::removeSearchIndex() const
+{
+    return m_removeSearchIndex;
+}
+
 CmdLineParser::RegisterState CmdLineParser::registerRequest() const
 {
     return m_register;
diff --git a/tools/assistant/tools/assistant/cmdlineparser.h b/tools/assistant/tools/assistant/cmdlineparser.h
index 332d464..263138b 100644
--- a/tools/assistant/tools/assistant/cmdlineparser.h
+++ b/tools/assistant/tools/assistant/cmdlineparser.h
@@ -67,6 +67,7 @@ public:
     ShowState bookmarks() const;
     ShowState search() const;
     QString currentFilter() const;
+    bool removeSearchIndex() const;
     RegisterState registerRequest() const;
     QString helpFile() const;
 
@@ -90,6 +91,7 @@ private:
     ShowState m_search;
     RegisterState m_register;
     QString m_currentFilter;
+    bool m_removeSearchIndex;
     bool m_copy;
     bool m_quiet;
 };
diff --git a/tools/assistant/tools/assistant/main.cpp b/tools/assistant/tools/assistant/main.cpp
index 794be02..75955ec 100644
--- a/tools/assistant/tools/assistant/main.cpp
+++ b/tools/assistant/tools/assistant/main.cpp
@@ -52,6 +52,8 @@
 
 #include <QtHelp/QHelpEngineCore>
 
+#include <QtNetwork/QLocalSocket>
+
 #include <QtSql/QSqlDatabase>
 
 #include "mainwindow.h"
@@ -166,6 +168,17 @@ referencedHelpFilesExistAll(QHelpEngineCore& user, QStringList& nameSpaces)
     return (counter != nameSpaces.count()) ? false : true;
 }
 
+QString indexFilesFolder(const QString &collectionFile)
+{
+    QString indexFilesFolder = QLatin1String(".fulltextsearch");
+    if (!collectionFile.isEmpty()) {
+        QFileInfo fi(collectionFile);
+        indexFilesFolder = QLatin1Char('.') +
+            fi.fileName().left(fi.fileName().lastIndexOf(QLatin1String(".qhc")));
+    }
+    return indexFilesFolder;
+}
+
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
@@ -212,6 +225,28 @@ int main(int argc, char *argv[])
         return 0;
     }
 
+    if (cmd.removeSearchIndex()) {
+        QString file = cmdCollectionFile;
+        if (file.isEmpty())
+            file = MainWindow::defaultHelpCollectionFileName();
+        QString path = QFileInfo(file).path();
+        path += QLatin1String("/") + indexFilesFolder(file);
+
+        QLocalSocket localSocket;
+        localSocket.connectToServer(QString(QLatin1String("QtAssistant%1"))
+            .arg(QLatin1String(QT_VERSION_STR)));
+
+        QDir dir(path); // check if there is no other instance ruinning
+        if (!localSocket.waitForConnected() && dir.exists()) {
+            QStringList lst = dir.entryList(QDir::Files | QDir::Hidden);
+            foreach (const QString &item, lst)
+                dir.remove(item);
+            return 0;
+        } else {
+            return -1;
+        }
+    }
+
     {
         QSqlDatabase db;
         QStringList sqlDrivers(db.drivers());
diff --git a/tools/assistant/tools/assistant/preferencesdialog.cpp b/tools/assistant/tools/assistant/preferencesdialog.cpp
index 094bd9c..74f7ba8 100644
--- a/tools/assistant/tools/assistant/preferencesdialog.cpp
+++ b/tools/assistant/tools/assistant/preferencesdialog.cpp
@@ -44,6 +44,7 @@
 #include "installdialog.h"
 #include "fontpanel.h"
 #include "centralwidget.h"
+#include "aboutdialog.h"
 
 #include <QtAlgorithms>
 
@@ -52,6 +53,8 @@
 #include <QtGui/QMessageBox>
 #include <QtGui/QMenu>
 #include <QtGui/QFontDatabase>
+#include <QtGui/QApplication>
+#include <QtGui/QDesktopWidget>
 
 #include <QtHelp/QHelpEngineCore>
 
@@ -59,36 +62,38 @@ QT_BEGIN_NAMESPACE
 
 PreferencesDialog::PreferencesDialog(QHelpEngineCore *helpEngine, QWidget *parent)
     : QDialog(parent)
+    , m_helpEngine(helpEngine)
     , m_appFontChanged(false)
     , m_browserFontChanged(false)
 {
-    m_helpEngine = helpEngine;
     m_ui.setupUi(this);
 
-    connect(m_ui.buttonBox->button(QDialogButtonBox::Ok),
-        SIGNAL(clicked()), this, SLOT(applyChanges()));
-    connect(m_ui.buttonBox->button(QDialogButtonBox::Cancel),
-        SIGNAL(clicked()), this, SLOT(reject()));
+    connect(m_ui.buttonBox->button(QDialogButtonBox::Ok), SIGNAL(clicked()),
+        this, SLOT(applyChanges()));
+    connect(m_ui.buttonBox->button(QDialogButtonBox::Cancel), SIGNAL(clicked()),
+        this, SLOT(reject()));
 
-    m_hideFiltersTab = !m_helpEngine->customValue(QLatin1String("EnableFilterFunctionality"),
-        true).toBool();
-    m_hideDocsTab = !m_helpEngine->customValue(QLatin1String("EnableDocumentationManager"),
-        true).toBool();
+    QLatin1String key("EnableFilterFunctionality");
+    m_hideFiltersTab = !m_helpEngine->customValue(key, true).toBool();
+
+    key = QLatin1String("EnableDocumentationManager");
+    m_hideDocsTab = !m_helpEngine->customValue(key, true).toBool();
 
     if (!m_hideFiltersTab) {
         m_ui.attributeWidget->header()->hide();
         m_ui.attributeWidget->setRootIsDecorated(false);
+
         connect(m_ui.attributeWidget, SIGNAL(itemChanged(QTreeWidgetItem*, int)),
             this, SLOT(updateFilterMap()));
 
         connect(m_ui.filterWidget,
-            SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
-            this, SLOT(updateAttributes(QListWidgetItem*)));
+            SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)), this,
+            SLOT(updateAttributes(QListWidgetItem*)));
 
-        connect(m_ui.filterAddButton, SIGNAL(clicked()),
-            this, SLOT(addFilter()));
-        connect(m_ui.filterRemoveButton, SIGNAL(clicked()),
-            this, SLOT(removeFilter()));
+        connect(m_ui.filterAddButton, SIGNAL(clicked()), this,
+            SLOT(addFilter()));
+        connect(m_ui.filterRemoveButton, SIGNAL(clicked()), this,
+            SLOT(removeFilter()));
 
         updateFilterPage();
     } else {
@@ -106,22 +111,34 @@ PreferencesDialog::PreferencesDialog(QHelpEngineCore *helpEngine, QWidget *paren
     } else {
         m_ui.tabWidget->removeTab(m_ui.tabWidget->indexOf(m_ui.docsTab));
     }
+
     updateFontSettingsPage();
     updateOptionsPage();
 }
 
 PreferencesDialog::~PreferencesDialog()
 {
+    QLatin1String key("");
     if (m_appFontChanged) {
-        m_helpEngine->setCustomValue(QLatin1String("appFont"), m_appFontPanel->selectedFont());
-        m_helpEngine->setCustomValue(QLatin1String("useAppFont"), m_appFontPanel->isChecked());
-        m_helpEngine->setCustomValue(QLatin1String("appWritingSystem"), m_appFontPanel->writingSystem());
+        key = QLatin1String("appFont");
+        m_helpEngine->setCustomValue(key, m_appFontPanel->selectedFont());
+
+        key = QLatin1String("useAppFont");
+        m_helpEngine->setCustomValue(key, m_appFontPanel->isChecked());
+
+        key = QLatin1String("appWritingSystem");
+        m_helpEngine->setCustomValue(key, m_appFontPanel->writingSystem());
     }
 
     if (m_browserFontChanged) {
-        m_helpEngine->setCustomValue(QLatin1String("browserFont"), m_browserFontPanel->selectedFont());
-        m_helpEngine->setCustomValue(QLatin1String("useBrowserFont"), m_browserFontPanel->isChecked());
-        m_helpEngine->setCustomValue(QLatin1String("browserWritingSystem"), m_browserFontPanel->writingSystem());
+        key = QLatin1String("browserFont");
+        m_helpEngine->setCustomValue(key, m_browserFontPanel->selectedFont());
+
+        key = QLatin1String("useBrowserFont");
+        m_helpEngine->setCustomValue(key, m_browserFontPanel->isChecked());
+
+        key = QLatin1String("browserWritingSystem");
+        m_helpEngine->setCustomValue(key, m_browserFontPanel->writingSystem());
     }
 
     if (m_appFontChanged || m_browserFontChanged) {
@@ -129,8 +146,10 @@ PreferencesDialog::~PreferencesDialog()
         emit updateBrowserFont();
     }
 
-    if (!m_ui.homePageLineEdit->text().isEmpty())
-        m_helpEngine->setCustomValue(QLatin1String("homepage"), m_ui.homePageLineEdit->text());
+    if (!m_ui.homePageLineEdit->text().isEmpty()) {
+        key = QLatin1String("homepage");
+        m_helpEngine->setCustomValue(key, m_ui.homePageLineEdit->text());
+    }
 }
 
 void PreferencesDialog::showDialog()
@@ -173,7 +192,7 @@ void PreferencesDialog::updateAttributes(QListWidgetItem *item)
     if (item)
         checkedList = m_filterMap.value(item->text());
     QTreeWidgetItem *itm;
-    for (int i=0; i<m_ui.attributeWidget->topLevelItemCount(); ++i) {
+    for (int i = 0; i < m_ui.attributeWidget->topLevelItemCount(); ++i) {
         itm = m_ui.attributeWidget->topLevelItem(i);
         if (checkedList.contains(itm->text(0)))
             itm->setCheckState(0, Qt::Checked);
@@ -192,7 +211,7 @@ void PreferencesDialog::updateFilterMap()
 
     QStringList newAtts;
     QTreeWidgetItem *itm = 0;
-    for (int i=0; i<m_ui.attributeWidget->topLevelItemCount(); ++i) {
+    for (int i = 0; i < m_ui.attributeWidget->topLevelItemCount(); ++i) {
         itm = m_ui.attributeWidget->topLevelItem(i);
         if (itm->checkState(0) == Qt::Checked)
             newAtts.append(itm->text(0));
@@ -219,8 +238,8 @@ void PreferencesDialog::addFilter()
 
 void PreferencesDialog::removeFilter()
 {
-    QListWidgetItem *item = m_ui.filterWidget
-        ->takeItem(m_ui.filterWidget->currentRow());
+    QListWidgetItem *item =
+        m_ui.filterWidget ->takeItem(m_ui.filterWidget->currentRow());
     if (!item)
         return;
 
@@ -238,25 +257,48 @@ void PreferencesDialog::addDocumentationLocal()
     if (fileNames.isEmpty())
         return;
 
+    QStringList invalidFiles;
+    QStringList alreadyRegistered;
     foreach (const QString &fileName, fileNames) {
-        const QString ns = QHelpEngineCore::namespaceName(fileName);
-        if (ns.isEmpty()) {
-            QMessageBox::warning(this, tr("Add Documentation"),
-                tr("The specified file is not a valid Qt Help File!"));
+        const QString nameSpace = QHelpEngineCore::namespaceName(fileName);
+        if (nameSpace.isEmpty()) {
+            invalidFiles.append(fileName);
             continue;
         }
 
-        if (m_ui.registeredDocsListWidget->findItems(ns, Qt::MatchFixedString).count()) {
-            QMessageBox::warning(this, tr("Add Documentation"),
-                tr("The namespace %1 is already registered!").arg(ns));
-            continue;
+        if (m_ui.registeredDocsListWidget->findItems(nameSpace,
+            Qt::MatchFixedString).count()) {
+                alreadyRegistered.append(nameSpace);
+                continue;
         }
 
         m_helpEngine->registerDocumentation(fileName);
-        m_ui.registeredDocsListWidget->addItem(ns);
-        m_regDocs.append(ns);
-        m_unregDocs.removeAll(ns);
+        m_ui.registeredDocsListWidget->addItem(nameSpace);
+        m_regDocs.append(nameSpace);
+        m_unregDocs.removeAll(nameSpace);
+    }
+
+    if (!invalidFiles.isEmpty() || !alreadyRegistered.isEmpty()) {
+        QString message;
+        if (!alreadyRegistered.isEmpty()) {
+            foreach (const QString &ns, alreadyRegistered) {
+                message += tr("The namespace %1 is already registered!")
+                    .arg(QString("<b>%1</b>").arg(ns)) + QLatin1String("<br>");
+            }
+            if (!invalidFiles.isEmpty())
+                message.append(QLatin1String("<br>"));
+        }
+
+        if (!invalidFiles.isEmpty()) {
+            message += tr("The specified file is not a valid Qt Help File!");
+            message.append(QLatin1String("<ul>"));
+            foreach (const QString &file, invalidFiles)
+                message += QLatin1String("<li>") + file + QLatin1String("</li>");
+            message.append(QLatin1String("</ul>"));
+        }
+        QMessageBox::warning(this, tr("Add Documentation"), message);
     }
+
     updateFilterPage();
 }
 
@@ -362,35 +404,50 @@ void PreferencesDialog::updateFontSettingsPage()
     m_ui.stackedWidget_2->setCurrentIndex(0);
 
     const QString customSettings(tr("Use custom settings"));
-    QFont font = qVariantValue<QFont>(m_helpEngine->customValue(QLatin1String("appFont")));
-    QFontDatabase::WritingSystem writingSystem = static_cast<QFontDatabase::WritingSystem>
-        (m_helpEngine->customValue(QLatin1String("appWritingSystem")).toInt());
-
     m_appFontPanel->setTitle(customSettings);
+
+    QLatin1String key = QLatin1String("appFont");
+    QFont font = qVariantValue<QFont>(m_helpEngine->customValue(key));
     m_appFontPanel->setSelectedFont(font);
-    m_appFontPanel->setWritingSystem(writingSystem);
-    m_appFontPanel->setChecked(m_helpEngine->customValue(QLatin1String("useAppFont")).toBool());
 
-    QFont font2 = qVariantValue<QFont>(m_helpEngine->customValue(QLatin1String("browserFont")));
-    writingSystem = static_cast<QFontDatabase::WritingSystem>
-        (m_helpEngine->customValue(QLatin1String("browserWritingSystem")).toInt());
+    key = QLatin1String("appWritingSystem");
+    QFontDatabase::WritingSystem system = static_cast<QFontDatabase::WritingSystem>
+        (m_helpEngine->customValue(key).toInt());
+    m_appFontPanel->setWritingSystem(system);
+
+    key = QLatin1String("useAppFont");
+    m_appFontPanel->setChecked(m_helpEngine->customValue(key).toBool());
 
     m_browserFontPanel->setTitle(customSettings);
-    m_browserFontPanel->setSelectedFont(font2);
-    m_browserFontPanel->setWritingSystem(writingSystem);
-    m_browserFontPanel->setChecked(m_helpEngine->customValue(QLatin1String("useBrowserFont")).toBool());
 
-    connect(m_appFontPanel, SIGNAL(toggled(bool)), this, SLOT(appFontSettingToggled(bool)));
-    connect(m_browserFontPanel, SIGNAL(toggled(bool)), this, SLOT(browserFontSettingToggled(bool)));
+    key = QLatin1String("browserFont");
+    font = qVariantValue<QFont>(m_helpEngine->customValue(key));
+    m_browserFontPanel->setSelectedFont(font);
+
+    key = QLatin1String("browserWritingSystem");
+    system = static_cast<QFontDatabase::WritingSystem>
+        (m_helpEngine->customValue(key).toInt());
+    m_browserFontPanel->setWritingSystem(system);
+
+    key = QLatin1String("useBrowserFont");
+    m_browserFontPanel->setChecked(m_helpEngine->customValue(key).toBool());
+
+    connect(m_appFontPanel, SIGNAL(toggled(bool)), this,
+        SLOT(appFontSettingToggled(bool)));
+    connect(m_browserFontPanel, SIGNAL(toggled(bool)), this,
+        SLOT(browserFontSettingToggled(bool)));
 
     QList<QComboBox*> allCombos = qFindChildren<QComboBox*>(m_appFontPanel);
-    foreach (QComboBox* box, allCombos)
-        connect(box, SIGNAL(currentIndexChanged(int)), this, SLOT(appFontSettingChanged(int)));
+    foreach (QComboBox* box, allCombos) {
+        connect(box, SIGNAL(currentIndexChanged(int)), this,
+            SLOT(appFontSettingChanged(int)));
+    }
 
-    allCombos.clear();
     allCombos = qFindChildren<QComboBox*>(m_browserFontPanel);
-    foreach (QComboBox* box, allCombos)
-        connect(box, SIGNAL(currentIndexChanged(int)), this, SLOT(browserFontSettingChanged(int)));
+    foreach (QComboBox* box, allCombos) {
+        connect(box, SIGNAL(currentIndexChanged(int)), this,
+            SLOT(browserFontSettingChanged(int)));
+    }
 }
 
 void PreferencesDialog::appFontSettingToggled(bool on)
@@ -436,8 +493,8 @@ void PreferencesDialog::updateOptionsPage()
 
 void PreferencesDialog::restoreDefaultHomepage()
 {
-    QString homepage = m_helpEngine->customValue(
-        QLatin1String("defaultHomepage"), QLatin1String("help")).toString();
+    QString homepage = m_helpEngine->customValue(QLatin1String("defaultHomepage"),
+        QLatin1String("help")).toString();
     m_ui.homePageLineEdit->setText(homepage);
 }