From bc4957b24e6939f4e681e9412f9bbdd483a6bc35 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 4 Jun 2015 22:51:17 +0300
Subject: Fix removing listeners from window if used guitable as container.

This fixing crash with settings window after reconnect to server.
---
 src/gui/widgets/button.cpp      | 13 +++++++++++++
 src/gui/widgets/button.h        |  2 ++
 src/gui/widgets/checkbox.cpp    | 13 +++++++++++++
 src/gui/widgets/checkbox.h      |  2 ++
 src/gui/widgets/label.cpp       | 13 +++++++++++++
 src/gui/widgets/label.h         |  2 ++
 src/gui/widgets/radiobutton.cpp | 13 +++++++++++++
 src/gui/widgets/radiobutton.h   |  2 ++
 src/gui/widgets/textfield.cpp   | 13 +++++++++++++
 src/gui/widgets/textfield.h     |  2 ++
 10 files changed, 75 insertions(+)

diff --git a/src/gui/widgets/button.cpp b/src/gui/widgets/button.cpp
index 73a289630..842286ecb 100644
--- a/src/gui/widgets/button.cpp
+++ b/src/gui/widgets/button.cpp
@@ -915,3 +915,16 @@ void Button::setParent(Widget *widget)
         mWindow->addWidgetListener(this);
     Widget::setParent(widget);
 }
+
+void Button::setWindow(Widget *const widget)
+{
+    if (!widget && mWindow)
+    {
+        mWindow->removeWidgetListener(this);
+        mWindow = nullptr;
+    }
+    else
+    {
+        Widget2::setWindow(widget);
+    }
+}
diff --git a/src/gui/widgets/button.h b/src/gui/widgets/button.h
index 5c63c86ce..233906d06 100644
--- a/src/gui/widgets/button.h
+++ b/src/gui/widgets/button.h
@@ -251,6 +251,8 @@ class Button final : public Widget,
 
         void setParent(Widget *widget) override final;
 
+        void setWindow(Widget *const widget) override final;
+
         enum
         {
             BUTTON_STANDARD = 0,  // 0
diff --git a/src/gui/widgets/checkbox.cpp b/src/gui/widgets/checkbox.cpp
index 20a58bdf1..f7dbf3526 100644
--- a/src/gui/widgets/checkbox.cpp
+++ b/src/gui/widgets/checkbox.cpp
@@ -322,3 +322,16 @@ void CheckBox::widgetHidden(const Event &event A_UNUSED)
     mTextChanged = true;
     mTextChunk.deleteImage();
 }
+
+void CheckBox::setWindow(Widget *const widget)
+{
+    if (!widget && mWindow)
+    {
+        mWindow->removeWidgetListener(this);
+        mWindow = nullptr;
+    }
+    else
+    {
+        Widget2::setWindow(widget);
+    }
+}
diff --git a/src/gui/widgets/checkbox.h b/src/gui/widgets/checkbox.h
index 5555046ba..2f2fe812d 100644
--- a/src/gui/widgets/checkbox.h
+++ b/src/gui/widgets/checkbox.h
@@ -182,6 +182,8 @@ class CheckBox final : public Widget,
 
         void widgetHidden(const Event &event) override final;
 
+        void setWindow(Widget *const widget) override final;
+
     private:
         void toggleSelected();
 
diff --git a/src/gui/widgets/label.cpp b/src/gui/widgets/label.cpp
index e3ba34d26..722e1bbe9 100644
--- a/src/gui/widgets/label.cpp
+++ b/src/gui/widgets/label.cpp
@@ -269,6 +269,19 @@ void Label::setParent(Widget *widget)
     Widget::setParent(widget);
 }
 
+void Label::setWindow(Widget *const widget)
+{
+    if (!widget && mWindow)
+    {
+        mWindow->removeWidgetListener(this);
+        mWindow = nullptr;
+    }
+    else
+    {
+        Widget2::setWindow(widget);
+    }
+}
+
 void Label::widgetHidden(const Event &event A_UNUSED)
 {
     mTextChanged = true;
diff --git a/src/gui/widgets/label.h b/src/gui/widgets/label.h
index 29280e17a..bbe49a1e0 100644
--- a/src/gui/widgets/label.h
+++ b/src/gui/widgets/label.h
@@ -162,6 +162,8 @@ class Label final : public Widget,
 
         void setParent(Widget *widget) override final;
 
+        void setWindow(Widget *const widget) override final;
+
         void widgetHidden(const Event &event) override final;
 
         static Skin *mSkin;
diff --git a/src/gui/widgets/radiobutton.cpp b/src/gui/widgets/radiobutton.cpp
index a3c4d1797..781a52421 100644
--- a/src/gui/widgets/radiobutton.cpp
+++ b/src/gui/widgets/radiobutton.cpp
@@ -357,3 +357,16 @@ void RadioButton::widgetHidden(const Event &event A_UNUSED)
     mTextChanged = true;
     mTextChunk.deleteImage();
 }
+
+void RadioButton::setWindow(Widget *const widget)
+{
+    if (!widget && mWindow)
+    {
+        mWindow->removeWidgetListener(this);
+        mWindow = nullptr;
+    }
+    else
+    {
+        Widget2::setWindow(widget);
+    }
+}
diff --git a/src/gui/widgets/radiobutton.h b/src/gui/widgets/radiobutton.h
index ab586b2d4..f1e4748e1 100644
--- a/src/gui/widgets/radiobutton.h
+++ b/src/gui/widgets/radiobutton.h
@@ -196,6 +196,8 @@ class RadioButton final : public Widget,
 
         void widgetHidden(const Event &event) override final;
 
+        void setWindow(Widget *const widget) override final;
+
     private:
         static int instances;
         static Skin *mSkin;
diff --git a/src/gui/widgets/textfield.cpp b/src/gui/widgets/textfield.cpp
index 0d7b3d883..c7b9cd312 100644
--- a/src/gui/widgets/textfield.cpp
+++ b/src/gui/widgets/textfield.cpp
@@ -797,3 +797,16 @@ void TextField::setParent(Widget *widget)
         mWindow->addWidgetListener(this);
     Widget::setParent(widget);
 }
+
+void TextField::setWindow(Widget *const widget)
+{
+    if (!widget && mWindow)
+    {
+        mWindow->removeWidgetListener(this);
+        mWindow = nullptr;
+    }
+    else
+    {
+        Widget2::setWindow(widget);
+    }
+}
diff --git a/src/gui/widgets/textfield.h b/src/gui/widgets/textfield.h
index 79ad3f110..0c5335143 100644
--- a/src/gui/widgets/textfield.h
+++ b/src/gui/widgets/textfield.h
@@ -231,6 +231,8 @@ class TextField notfinal : public Widget,
 
         void setParent(Widget *widget) override final;
 
+        void setWindow(Widget *const widget) override final;
+
     protected:
         void drawCaret(Graphics* graphics, int x);
 
-- 
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