Initial commit - prototype search for multiple docsets

.gitignore

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+zeal-build-Desktop-Debug/
+zeal/zeal.pro.user

zeal/main.cpp

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+#include "mainwindow.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+
+    return a.exec();
+}

zeal/mainwindow.cpp

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+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include "zeallistmodel.h"
+#include "zealsearchmodel.h"
+#include <zealdocsetsregistry.h>
+
+#include <iostream>
+using namespace std;
+
+#include <QStandardPaths>
+#include <QMessageBox>
+#include <QDir>
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow)
+{
+    auto dataLocation = QStandardPaths::writableLocation(QStandardPaths::DataLocation);
+    auto dataDir = QDir(dataLocation);
+    if(!dataDir.cd("docsets")) {
+        QMessageBox::critical(this, "No docsets directory found",
+                              QString("'docsets' directory not found in '%1'").arg(dataLocation));
+    } else {
+        for(auto subdir : dataDir.entryInfoList()) {
+            if(subdir.isDir() && !subdir.isHidden()) {
+                docsets->addDocset(subdir.absoluteFilePath());
+            }
+        }
+    }
+    ui->setupUi(this);
+    ui->treeView->setModel(&zealList);
+    ui->treeView->setColumnHidden(1, true);
+    connect(ui->treeView, &QTreeView::activated, [&](const QModelIndex& index) {
+        ui->webView->setUrl("file://" + index.sibling(index.row(), 1).data().toString());
+    });
+    connect(ui->lineEdit, &QLineEdit::textChanged, [&](const QString& text) {
+        if(!text.isEmpty()) {
+            zealSearch.setQuery(text);
+            ui->treeView->setModel(&zealSearch);
+            ui->treeView->reset();
+            ui->treeView->setColumnHidden(1, true);
+        } else {
+            ui->treeView->setModel(&zealList);
+        }
+    });
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}

zeal/mainwindow.h

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+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include "zeallistmodel.h"
+#include "zealsearchmodel.h"
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+private:
+    Ui::MainWindow *ui;
+    ZealListModel zealList;
+    ZealSearchModel zealSearch;
+};
+
+#endif // MAINWINDOW_H

zeal/mainwindow.ui

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+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1050</width>
+    <height>579</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget">
+   <layout class="QGridLayout" name="gridLayout">
+    <item row="0" column="0">
+     <widget class="QSplitter" name="splitter">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
+      </property>
+      <widget class="QWidget" name="">
+       <layout class="QVBoxLayout" name="verticalLayout">
+        <item>
+         <widget class="QLineEdit" name="lineEdit"/>
+        </item>
+        <item>
+         <widget class="QTreeView" name="treeView">
+          <property name="selectionBehavior">
+           <enum>QAbstractItemView::SelectItems</enum>
+          </property>
+          <property name="indentation">
+           <number>10</number>
+          </property>
+          <attribute name="headerVisible">
+           <bool>false</bool>
+          </attribute>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+      <widget class="QWebView" name="webView">
+       <property name="url">
+        <url>
+         <string>about:blank</string>
+        </url>
+       </property>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menuBar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>1050</width>
+     <height>26</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QToolBar" name="mainToolBar">
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+  </widget>
+  <widget class="QStatusBar" name="statusBar"/>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <customwidgets>
+  <customwidget>
+   <class>QWebView</class>
+   <extends>QWidget</extends>
+   <header>QtWebKit/QWebView</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

zeal/zeal.pro

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+#-------------------------------------------------
+#
+# Project created by QtCreator 2013-01-18T22:28:41
+#
+#-------------------------------------------------
+
+QT       += core gui widgets webkitwidgets sql
+
+
+TARGET = zeal
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+        mainwindow.cpp \
+    zeallistmodel.cpp \
+    zealsearchmodel.cpp \
+    zealdocsetsregistry.cpp
+
+HEADERS  += mainwindow.h \
+    zeallistmodel.h \
+    zealsearchmodel.h \
+    zealdocsetsregistry.h
+
+FORMS    += mainwindow.ui
+
+
+QMAKE_CXXFLAGS += -std=c++11

zeal/zealdocsetsregistry.cpp

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+#include "zealdocsetsregistry.h"
+
+ZealDocsetsRegistry* ZealDocsetsRegistry::m_Instance;
+
+ZealDocsetsRegistry* docsets = ZealDocsetsRegistry::instance();
+
+void ZealDocsetsRegistry::addDocset(const QString& path) {
+    auto dir = QDir(path);
+    auto db = QSqlDatabase::addDatabase("QSQLITE", dir.dirName());
+    db.setDatabaseName(dir.filePath("index.sqlite"));
+    db.open();
+    dbs.insert(dir.dirName(), db);
+    dirs.insert(dir.dirName(), dir);
+}

zeal/zealdocsetsregistry.h

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+#ifndef ZEALDOCSETSREGISTRY_H
+#define ZEALDOCSETSREGISTRY_H
+
+#include <QMutex>
+#include <QtSql/QSqlDatabase>
+#include <QDir>
+#include <QMap>
+#include <iostream>
+using namespace std;
+
+class ZealDocsetsRegistry
+{
+public:
+    static ZealDocsetsRegistry* instance()
+    {
+        static QMutex mutex;
+        if (!m_Instance)
+        {
+            mutex.lock();
+
+            if (!m_Instance)
+                m_Instance = new ZealDocsetsRegistry;
+
+            mutex.unlock();
+        }
+
+        return m_Instance;
+    }
+
+    void addDocset(const QString& path);
+
+    int count() const {
+        return dbs.count();
+    }
+
+    QSqlDatabase& db(const QString& name) {
+        return dbs[name];
+    }
+
+    const QDir& dir(const QString& name) {
+        return dirs[name];
+    }
+
+    QStringList names() const {
+        return dbs.keys();
+    }
+
+private:
+    ZealDocsetsRegistry() {
+    }
+
+    ZealDocsetsRegistry(const ZealDocsetsRegistry&); // hide copy constructor
+    ZealDocsetsRegistry& operator=(const ZealDocsetsRegistry&); // hide assign op
+                                 // we leave just the declarations, so the compiler will warn us
+                                 // if we try to use those two functions by accident
+
+    static ZealDocsetsRegistry* m_Instance;
+    QMap<QString, QSqlDatabase> dbs;
+    QMap<QString, QDir> dirs;
+};
+
+extern ZealDocsetsRegistry* docsets;
+
+#endif // ZEALDOCSETSREGISTRY_H