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#include "snippetswindow.h"
#include "snippetscompletion.h"
#include "snippetsplugin.h"
#include "snippetspec.h"

#include <QtCore/qplugin.h>
#include <QtCore/QDebug>
#include <QtGui/QShortcut>
#include <QtGui/QApplication>

#include <extensionsystem/pluginmanager.h>
#include <coreplugin/icore.h>
#include <coreplugin/uniqueidmanager.h>
#include <coreplugin/actionmanager/actionmanagerinterface.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/CoreTools>
#include <texteditor/itexteditable.h>
#include <texteditor/texteditorconstants.h>

using namespace Snippets::Internal;

SnippetsPlugin *SnippetsPlugin::m_instance = 0;

SnippetsPlugin::SnippetsPlugin()
{
    m_instance = this;
}

SnippetsPlugin::~SnippetsPlugin()
{
    removeObject(m_snippetsCompletion);
    delete m_snippetsCompletion;
}

void SnippetsPlugin::extensionsInitialized()
{
}

bool SnippetsPlugin::initialize(const QStringList & /*arguments*/, QString *)
{
    m_core = ExtensionSystem::PluginManager::instance()->getObject<Core::ICore>();
    Core::ActionManagerInterface *am = m_core->actionManager();

    QList<int> context;
    context << m_core->uniqueIDManager()->uniqueIdentifier(TextEditor::Constants::C_TEXTEDITOR);

    m_snippetWnd = new SnippetsWindow();
    addAutoReleasedObject(new Core::BaseView("Snippets.SnippetsTree",
        m_snippetWnd,
        QList<int>() << m_core->uniqueIDManager()->uniqueIdentifier(QLatin1String("Snippets Window"))
                     << m_core->uniqueIDManager()->uniqueIdentifier(TextEditor::Constants::C_TEXTEDITOR),
        Qt::RightDockWidgetArea));
    m_snippetsCompletion = new SnippetsCompletion(this);
    addObject(m_snippetsCompletion);

    foreach (SnippetSpec *snippet, m_snippetWnd->snippets()) {
        QShortcut *sc = new QShortcut(m_snippetWnd);
        Core::ICommand *cmd = am->registerShortcut(sc, simplifySnippetName(snippet), context);
        cmd->setCategory(tr("Snippets"));
        connect(sc, SIGNAL(activated()), this, SLOT(snippetActivated()));
        m_shortcuts.insert(sc, snippet);
    }

    return true;
}

QString SnippetsPlugin::simplifySnippetName(SnippetSpec *snippet) const
{
    return QLatin1String("Snippets.")
        + snippet->category().simplified().replace(QLatin1String(" "), QLatin1String(""))
        + QLatin1Char('.')
        + snippet->name().simplified().replace(QLatin1String(" "), QLatin1String(""));
}

void SnippetsPlugin::snippetActivated()
{
    SnippetSpec *snippet = m_shortcuts.value(sender());
    if (snippet && m_core->editorManager()->currentEditor()) {
        TextEditor::ITextEditable *te =
            qobject_cast<TextEditor::ITextEditable *>(
                    m_core->editorManager()->currentEditor());
        m_snippetWnd->insertSnippet(te, snippet);
    }
}

Q_EXPORT_PLUGIN(SnippetsPlugin)