From 91e42710697944375780708b2e8637b2f57608ac Mon Sep 17 00:00:00 2001
From: jkobus <jaroslaw.kobus@digia.com>
Date: Fri, 4 Jul 2014 13:55:51 +0200
Subject: Hide reload button for diff editor when there is no reloader

Refactor code a bit. Now DiffEditorController has a pointer
to DiffEditorReloader.

Change-Id: I224579127f112923bc665cd59717b0c4d833981b
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
---
 src/plugins/diffeditor/diffeditorcontroller.cpp | 28 +++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

(limited to 'src/plugins/diffeditor/diffeditorcontroller.cpp')

diff --git a/src/plugins/diffeditor/diffeditorcontroller.cpp b/src/plugins/diffeditor/diffeditorcontroller.cpp
index 1d9d76448f..f1ee5fe1fc 100644
--- a/src/plugins/diffeditor/diffeditorcontroller.cpp
+++ b/src/plugins/diffeditor/diffeditorcontroller.cpp
@@ -29,6 +29,7 @@
 
 #include "diffeditorconstants.h"
 #include "diffeditorcontroller.h"
+#include "diffeditorreloader.h"
 
 #include <coreplugin/icore.h>
 
@@ -44,7 +45,8 @@ DiffEditorController::DiffEditorController(QObject *parent)
     : QObject(parent),
       m_descriptionEnabled(false),
       m_contextLinesNumber(3),
-      m_ignoreWhitespace(true)
+      m_ignoreWhitespace(true),
+      m_reloader(0)
 {
     QSettings *s = Core::ICore::settings();
     s->beginGroup(QLatin1String(settingsGroupC));
@@ -124,6 +126,27 @@ QString DiffEditorController::makePatch(int diffFileIndex,
                                 lastChunk && fileData.lastChunkAtTheEndOfFile);
 }
 
+DiffEditorReloader *DiffEditorController::reloader() const
+{
+    return m_reloader;
+}
+
+void DiffEditorController::setReloader(DiffEditorReloader *reloader)
+{
+    if (m_reloader == reloader)
+        return; // nothing changes
+
+    if (m_reloader)
+        m_reloader->setDiffEditorController(0);
+
+    m_reloader = reloader;
+
+    if (m_reloader)
+        m_reloader->setDiffEditorController(this);
+
+    reloaderChanged(m_reloader);
+}
+
 void DiffEditorController::clear()
 {
     clear(tr("No difference"));
@@ -238,7 +261,8 @@ void DiffEditorController::setIgnoreWhitespace(bool ignore)
 
 void DiffEditorController::requestReload()
 {
-    emit reloadRequested();
+    if (m_reloader)
+        m_reloader->requestReload();
 }
 
 void DiffEditorController::requestChunkActions(QMenu *menu,
-- 
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