From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 19 Nov 2015 09:58:08 +0000 (+0200)
Subject: Make some functions const that by all rights should be
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgltk.git;a=commitdiff_plain;h=36fced66c1ea8962e148ebddc0e021a8aedfc310

Make some functions const that by all rights should be
---

diff --git a/source/container.cpp b/source/container.cpp
index 7c2e3fb..b7bd2ad 100644
--- a/source/container.cpp
+++ b/source/container.cpp
@@ -90,16 +90,16 @@ list<Widget *> Container::get_children() const
 	return result;
 }
 
-Widget *Container::get_child_at(int x, int y)
+Widget *Container::get_child_at(int x, int y) const
 {
-	for(list<Child *>::iterator i=children.end(); i!=children.begin();)
+	for(list<Child *>::const_iterator i=children.end(); i!=children.begin();)
 		if((*--i)->widget->is_visible() && (*i)->widget->get_geometry().is_inside(x, y))
 			return (*i)->widget;
 
 	return 0;
 }
 
-Widget *Container::get_descendant_at(int x, int y)
+Widget *Container::get_descendant_at(int x, int y) const
 {
 	Widget *wdg = get_child_at(x, y);
 	if(Container *cont = dynamic_cast<Container *>(wdg))
@@ -212,7 +212,7 @@ void Container::pointer_motion(int x, int y)
 	}
 }
 
-Widget *Container::get_pointer_target(int x, int y)
+Widget *Container::get_pointer_target(int x, int y) const
 {
 	if(pointer_grabbed)
 		return pointer_focus;
diff --git a/source/container.h b/source/container.h
index bcb3b4e..2c29e5d 100644
--- a/source/container.h
+++ b/source/container.h
@@ -54,8 +54,8 @@ protected:
 	void reposition_child(Widget &, const Part &) const;
 public:
 	std::list<Widget *> get_children() const;
-	Widget *get_child_at(int, int);
-	Widget *get_descendant_at(int, int);
+	Widget *get_child_at(int, int) const;
+	Widget *get_descendant_at(int, int) const;
 	void raise(Widget &);
 
 protected:
@@ -69,7 +69,7 @@ public:
 	virtual void button_release(int, int, unsigned);
 	virtual void pointer_motion(int, int);
 private:
-	Widget *get_pointer_target(int, int);
+	Widget *get_pointer_target(int, int) const;
 public:
 	virtual void pointer_leave();
 	virtual void key_press(unsigned, unsigned);