Don't try to solve if container is smaller than its margins

[libs/gltk.git] / source / panel.cpp

diff --git a/source/panel.cpp b/source/panel.cpp
index f0c1c7c69f0f120b2d2696a049b75a3d975d3ed4..7876120b2ce2e7cea30cecb52fd42aeef2b11185 100644 (file)
--- a/source/panel.cpp
+++ b/source/panel.cpp
@@ -1,10 +1,3 @@
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007-2009  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #include <algorithm>
 #include <msp/core/refptr.h>
 #include "button.h"
@@ -13,6 +6,7 @@ Distributed under the LGPL
 #include "hslider.h"
 #include "indicator.h"
 #include "label.h"
+#include "layout.h"
 #include "list.h"
 #include "panel.h"
 #include "part.h"
@@ -26,11 +20,30 @@ namespace Msp {
 namespace GLtk {
 
 Panel::Panel():
+       layout(0),
        pointer_focus(0),
        pointer_grabbed(false),
        input_focus(0)
 { }
 
+Panel::~Panel()
+{
+       delete layout;
+       layout = 0;
+}
+
+void Panel::set_layout(Layout *l)
+{
+       l->set_container(*this);
+       delete layout;
+       layout = l;
+}
+
+Panel::Child *Panel::create_child(Widget *wdg)
+{
+       return new Child(*this, wdg);
+}
+
 void Panel::raise(Widget &wdg)
 {
        for(list<Container::Child *>::iterator i=children.begin(); i!=children.end(); ++i)
@@ -40,7 +53,7 @@ void Panel::raise(Widget &wdg)
                        return;
                }
 
-       throw InvalidState("That Widget is not in this Panel");
+       throw hierarchy_error("widget not in panel");
 }
 
 Widget *Panel::get_final_input_focus() const
@@ -54,6 +67,16 @@ Widget *Panel::get_final_input_focus() const
        return input_focus;
 }
 
+void Panel::render_special(const Part &part) const
+{
+       if(part.get_name()=="children")
+       {
+               for(list<Container::Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
+                       if((*i)->widget->is_visible())
+                               (*i)->widget->render();
+       }
+}
+
 void Panel::button_press(int x, int y, unsigned btn)
 {
        if(pointer_grabbed)
@@ -104,10 +127,10 @@ void Panel::pointer_leave()
        set_pointer_focus(0);
 }
 
-void Panel::key_press(unsigned key, unsigned mod, wchar_t ch)
+void Panel::key_press(unsigned key, unsigned mod)
 {
        if(input_focus)
-               input_focus->key_press(key, mod, ch);
+               input_focus->key_press(key, mod);
 }
 
 void Panel::key_release(unsigned key, unsigned mod)
@@ -116,24 +139,34 @@ void Panel::key_release(unsigned key, unsigned mod)
                input_focus->key_release(key, mod);
 }
 
+void Panel::character(wchar_t ch)
+{
+       if(input_focus)
+               input_focus->character(ch);
+}
+
 void Panel::focus_out()
 {
        set_input_focus(0);
+       Widget::focus_out();
 }
 
-void Panel::render_special(const Part &part) const
+void Panel::on_geometry_change()
 {
-       if(part.get_name()=="children")
-       {
-               for(list<Container::Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
-                       if((*i)->widget->is_visible())
-                               (*i)->widget->render();
-       }
+       if(layout)
+               layout->update();
 }
 
-Panel::Child *Panel::create_child(Widget *wdg)
+void Panel::on_child_added(Widget &wdg)
 {
-       return new Child(*this, wdg);
+       if(layout)
+               layout->add_widget(wdg);
+}
+
+void Panel::on_child_removed(Widget &wdg)
+{
+       if(layout)
+               layout->remove_widget(wdg);
 }
 
 void Panel::set_pointer_focus(Widget *wdg)
@@ -230,6 +263,13 @@ void Panel::Child::visibility_changed(bool v)
        }
 }
 
+void Panel::Child::autosize_changed()
+{
+       Panel &panel = static_cast<Panel &>(container);
+       if(panel.layout)
+               panel.layout->update();
+}
+
 void Panel::Child::request_focus()
 {
        Panel &panel = static_cast<Panel &>(container);