FakeVim: Remove QtcProcess use from fakevimhandler.cpp

fakevimhandler.{h,cpp} are meant to be re-usable outside of Qt Creator.

Amends 91605c3.

Change-Id: I569a393d13049ef92ed3ef0c4f69de5232b2fa32
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

src/plugins/fakevim/fakevimhandler.cpp

@@ -36,8 +36,6 @@
 #include "fakevimactions.h"
 #include "fakevimtr.h"
 
-#include <utils/qtcprocess.h>
-
 #include <QDebug>
 #include <QFile>
 #include <QObject>
@@ -833,29 +831,6 @@ static void setClipboardData(const QString &content, RangeMode mode,
     clipboard->setMimeData(data, clipboardMode);
 }
 
-static QByteArray toLocalEncoding(const QString &text)
-{
-#if defined(Q_OS_WIN)
-    return QString(text).replace("\n", "\r\n").toLocal8Bit();
-#else
-    return text.toLocal8Bit();
-#endif
-}
-
-static QString getProcessOutput(const QString &command, const QString &input)
-{
-    Utils::QtcProcess proc;
-    proc.setCommand(Utils::CommandLine::fromUserInput(command));
-    proc.setWriteData(toLocalEncoding(input));
-    proc.start();
-
-    // FIXME: Process should be interruptable by user.
-    //        Solution is to create a QObject for each process and emit finished state.
-    proc.waitForFinished();
-
-    return proc.cleanedStdOut();
-}
-
 static const QMap<QString, int> &vimKeyNames()
 {
     static const QMap<QString, int> k = {
@@ -6432,7 +6407,8 @@ bool FakeVimHandler::Private::handleExBangCommand(const ExCommand &cmd) // :!
     const QString command = QString(cmd.cmd.mid(1) + ' ' + cmd.args).trimmed();
     const QString input = replaceText ? selectText(cmd.range) : QString();
 
-    const QString result = getProcessOutput(command, input);
+    QString result;
+    q->processOutput(command, input, &result);
 
     if (replaceText) {
         setCurrentRange(cmd.range);

src/plugins/fakevim/fakevimhandler.h

@@ -167,6 +167,7 @@ public:
     Callback<void()> tabNextRequested;
     Callback<void(bool insertMode)> modeChanged;
     Callback<bool()> tabPressedInInsertMode;
+    Callback<void(const QString &, const QString &, QString *)> processOutput;
 
 public:
     class Private;

src/plugins/fakevim/fakevimplugin.cpp

@@ -51,7 +51,7 @@
 #include <utils/layoutbuilder.h>
 #include <utils/pathchooser.h>
 #include <utils/qtcassert.h>
-#include <utils/qtcassert.h>
+#include <utils/qtcprocess.h>
 #include <utils/stylehelper.h>
 
 #include <cppeditor/cppeditorconstants.h>
@@ -1887,6 +1887,18 @@ void FakeVimPluginPrivate::editorOpened(IEditor *editor)
             tew->invokeAssist(Completion, &runData->wordProvider);
     });
 
+    handler->processOutput.set([](const QString &command, const QString &input, QString *output) {
+        QtcProcess proc;
+        proc.setCommand(Utils::CommandLine::fromUserInput(command));
+        proc.setWriteData(input.toLocal8Bit());
+        proc.start();
+
+        // FIXME: Process should be interruptable by user.
+        //        Solution is to create a QObject for each process and emit finished state.
+        proc.waitForFinished();
+        *output = proc.cleanedStdOut();
+    });
+
     connect(ICore::instance(), &ICore::saveSettingsRequested,
             this, &FakeVimPluginPrivate::writeSettings);