Add createReplacingRefreshDeferrer for convenience

src/common/RefreshDeferrer.h

@@ -77,7 +77,7 @@ public:
     void registerFor(CutterDockWidget *dockWidget);
 
 signals:
-    void refreshNow(RefreshDeferrerParamsResult paramsResult);
+    void refreshNow(const RefreshDeferrerParamsResult paramsResult);
 };
 
 #endif //REFRESHDEFERRER_H

src/widgets/CutterDockWidget.h

@@ -3,6 +3,8 @@
 
 #include <QDockWidget>
 
+#include "common/RefreshDeferrer.h"
+
 class MainWindow;
 
 class CutterDockWidget : public QDockWidget
@@ -29,6 +31,19 @@ private:
 
 protected:
     void closeEvent(QCloseEvent *event) override;
+
+    template<class ParamResult, typename Func>
+    RefreshDeferrer *createReplacingRefreshDeferrer(Func refreshNowFunc)
+    {
+        auto *deferrer = new RefreshDeferrer(new ReplacingRefreshDeferrerAccumulator<ParamResult>(), this);
+        deferrer->registerFor(this);
+        connect(deferrer, &RefreshDeferrer::refreshNow, this, [refreshNowFunc](const RefreshDeferrerParamsResult paramsResult) {
+            printf("got refresh now!\n");
+            auto *offset = static_cast<const ParamResult *>(paramsResult);
+            refreshNowFunc(offset);
+        });
+        return deferrer;
+    }
 };
 
 #endif // CUTTERWIDGET_H

src/widgets/DisassemblyWidget.cpp

@@ -35,14 +35,12 @@ static DisassemblyTextBlockUserData *getUserData(const QTextBlock &block)
     return static_cast<DisassemblyTextBlockUserData *>(userData);
 }
 
-
 DisassemblyWidget::DisassemblyWidget(MainWindow *main, QAction *action)
     :   CutterDockWidget(main, action)
     ,   mCtxMenu(new DisassemblyContextMenu(this))
     ,   mDisasScrollArea(new DisassemblyScrollArea(this))
     ,   mDisasTextEdit(new DisassemblyTextEdit(this))
     ,   seekable(new CutterSeekable(this))
-    ,   disasmRefresh(new ReplacingRefreshDeferrerAccumulator<RVA>)
 {
     topOffset = bottomOffset = RVA_INVALID;
     cursorLineOffset = 0;
@@ -64,10 +62,8 @@ DisassemblyWidget::DisassemblyWidget(MainWindow *main, QAction *action)
     setupFonts();
     setupColors();
 
-    disasmRefresh.registerFor(this);
-    connect(&disasmRefresh, &RefreshDeferrer::refreshNow, this, [this](RefreshDeferrerParamsResult paramsResult) {
+    disasmRefresh = createReplacingRefreshDeferrer<RVA>([this](const RVA *offset) {
         printf("got refresh now!\n");
-        RVA *offset = static_cast<RVA *>(paramsResult);
         refreshDisasm(*offset);
     });
 
@@ -203,7 +199,7 @@ QWidget *DisassemblyWidget::getTextWidget()
 
 void DisassemblyWidget::refreshDisasm(RVA offset)
 {
-    if(!disasmRefresh.attemptRefresh(new RVA(offset))) {
+    if(!disasmRefresh->attemptRefresh(new RVA(offset))) {
         printf("we tried to refresh, but shouldn't yet.\n");
         return;
     }

src/widgets/DisassemblyWidget.h

@@ -59,7 +59,7 @@ private:
     int cursorLineOffset;
     bool seekFromCursor;
 
-    RefreshDeferrer disasmRefresh;
+    RefreshDeferrer *disasmRefresh;
 
     RVA readCurrentDisassemblyOffset();
     RVA readDisassemblyOffset(QTextCursor tc);