#include "container.h"
+#include "part.h"
using namespace std;
click_button(0),
pointer_focus(0),
pointer_grabbed(false),
- input_focus(0)
+ input_focus(0),
+ saved_input_focus(0),
+ touch_focus(0),
+ children_rebuild_needed(false)
{ }
Container::~Container()
{
wdg.set_parent(this);
children.push_back(create_child(&wdg));
+ if(wdg.get_animation_interval())
+ check_animation_interval();
+ children_rebuild_needed = true;
on_child_added(wdg);
}
wdg.set_parent(0);
delete *i;
children.erase(i);
+ if(wdg.get_animation_interval())
+ check_animation_interval();
on_child_removed(wdg);
return;
}
return new Child(*this, wdg);
}
+Geometry Container::determine_child_geometry(const Widget &child, const Part &part) const
+{
+ Geometry pgeom = part.get_geometry();
+ if(!pgeom.w || !pgeom.h)
+ {
+ Geometry cgeom;
+ child.autosize(cgeom);
+ if(!pgeom.w)
+ pgeom.w = cgeom.w;
+ if(!pgeom.h)
+ pgeom.h = cgeom.h;
+ }
+
+ part.get_alignment().apply(pgeom, geom, part.get_margin());
+ return pgeom;
+}
+
+void Container::autosize_child(const Widget &child, const Part &part, Geometry &ageom) const
+{
+ Geometry cgeom = determine_child_geometry(child, part);
+ const Sides &margin = part.get_margin();
+ ageom.w = max(ageom.w, cgeom.w+margin.left+margin.right);
+ ageom.h = max(ageom.h, cgeom.h+margin.top+margin.bottom);
+}
+
+void Container::reposition_child(Widget &child, const Part &part) const
+{
+ child.set_geometry(determine_child_geometry(child, part));
+}
+
list<Widget *> Container::get_children() const
{
list<Widget *> result;
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))
throw hierarchy_error("widget not in container");
}
-void Container::set_pointer_focus(Widget *wdg)
+void Container::set_pointer_focus(Widget *wdg, bool grab)
{
if(wdg!=pointer_focus)
{
pointer_focus->pointer_leave();
pointer_focus = wdg;
+ pointer_grabbed = grab;
if(pointer_focus)
pointer_focus->pointer_enter();
}
+ else
+ pointer_grabbed = grab;
}
void Container::set_input_focus(Widget *wdg)
input_focus->focus_out();
input_focus = wdg;
+ on_input_focus_changed(input_focus);
if(input_focus)
- {
- raise(*wdg);
input_focus->focus_in();
- }
}
}
return input_focus;
}
+void Container::check_animation_interval()
+{
+ Time::TimeDelta shortest;
+ for(list<Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
+ {
+ const Time::TimeDelta &child_iv = (*i)->widget->get_animation_interval();
+ if(child_iv && (!shortest || child_iv<shortest))
+ shortest = child_iv;
+ }
+
+ if(shortest!=anim_interval)
+ set_animation_interval(shortest);
+}
+
+void Container::rebuild_hierarchy()
+{
+ Widget::rebuild_hierarchy();
+
+ if(children_rebuild_needed)
+ {
+ children_rebuild_needed = false;
+ for(list<Child *>::iterator i=children.begin(); i!=children.end(); ++i)
+ (*i)->widget->rebuild_hierarchy();
+ }
+}
+
void Container::button_press(int x, int y, unsigned btn)
{
- if(Widget *child = get_pointer_target(x, y))
+ if(Widget *child = get_pointer_target(x, y, false))
{
if(!click_focus)
{
void Container::button_release(int x, int y, unsigned btn)
{
- if(Widget *child = get_pointer_target(x, y))
+ if(Widget *child = get_pointer_target(x, y, false))
{
if(child==click_focus && btn==click_button)
{
void Container::pointer_motion(int x, int y)
{
- Widget *child = get_pointer_target(x, y);
+ Widget *child = get_pointer_target(x, y, false);
if(!pointer_grabbed)
- set_pointer_focus((!click_focus || child->get_geometry().is_inside(x, y)) ? child : 0);
+ set_pointer_focus((child && child->get_geometry().is_inside(x, y)) ? child : 0);
if(child)
{
}
}
-Widget *Container::get_pointer_target(int x, int y)
+Widget *Container::get_pointer_target(int x, int y, bool touch) const
{
if(pointer_grabbed)
return pointer_focus;
- else if(click_focus)
+ else if(!touch && click_focus)
return click_focus;
+ else if(touch && touch_focus)
+ return touch_focus;
else
- return get_child_at(x, y);
+ {
+ Widget *child = get_child_at(x, y);
+ if(child && child->is_enabled())
+ return child;
+ else
+ return 0;
+ }
}
void Container::pointer_leave()
set_pointer_focus(0);
}
-void Container::key_press(unsigned key, unsigned mod)
+void Container::touch_press(int x, int y, unsigned finger)
+{
+ if(Widget *child = get_pointer_target(x, y, true))
+ {
+ // TODO track focus for each finger separately
+ if(!touch_focus)
+ touch_focus = child;
+
+ const Geometry &cgeom = child->get_geometry();
+ child->touch_press(x-cgeom.x, y-cgeom.y, finger);
+ }
+}
+
+void Container::touch_release(int x, int y, unsigned finger)
+{
+ if(Widget *child = get_pointer_target(x, y, true))
+ {
+ // TODO track focus for each finger separately
+ if(child==touch_focus)
+ touch_focus = 0;
+
+ const Geometry &cgeom = child->get_geometry();
+ child->touch_release(x-cgeom.x, y-cgeom.y, finger);
+ }
+}
+
+void Container::touch_motion(int x, int y, unsigned finger)
+{
+ if(Widget *child = get_pointer_target(x, y, true))
+ {
+ const Geometry &cgeom = child->get_geometry();
+ child->touch_motion(x-cgeom.x, y-cgeom.y, finger);
+ }
+}
+
+bool Container::key_press(unsigned key, unsigned mod)
+{
+ if(input_focus && input_focus->is_enabled())
+ return input_focus->key_press(key, mod);
+ else
+ return false;
+}
+
+bool Container::key_release(unsigned key, unsigned mod)
{
- if(input_focus)
- input_focus->key_press(key, mod);
+ if(input_focus && input_focus->is_enabled())
+ return input_focus->key_release(key, mod);
+ else
+ return false;
}
-void Container::key_release(unsigned key, unsigned mod)
+bool Container::character(wchar_t ch)
{
- if(input_focus)
- input_focus->key_release(key, mod);
+ if(input_focus && input_focus->is_enabled())
+ return input_focus->character(ch);
+ else
+ return false;
}
-void Container::character(wchar_t ch)
+void Container::focus_in()
{
- if(input_focus)
- input_focus->character(ch);
+ if(saved_input_focus && saved_input_focus->get_parent()==this)
+ set_input_focus(saved_input_focus);
+ Widget::focus_in();
}
void Container::focus_out()
{
+ saved_input_focus = input_focus;
set_input_focus(0);
Widget::focus_out();
}
+bool Container::navigate(Navigation nav)
+{
+ if(input_focus && input_focus->is_enabled())
+ return input_focus->navigate(nav);
+ else
+ return false;
+}
+
+void Container::animate(const Time::TimeDelta &dt)
+{
+ for(list<Child *>::iterator i=children.begin(); i!=children.end(); ++i)
+ {
+ const Time::TimeDelta &child_iv = (*i)->widget->get_animation_interval();
+ if(!child_iv)
+ continue;
+
+ (*i)->time_since_animate += dt;
+ if((*i)->time_since_animate>=child_iv)
+ {
+ Time::TimeDelta child_dt = (*i)->time_since_animate;
+ (*i)->time_since_animate = min((*i)->time_since_animate-child_iv, child_iv);
+ (*i)->widget->animate(child_dt);
+ }
+ }
+}
+
void Container::on_reparent()
{
for(list<Child *>::iterator i=children.begin(); i!=children.end(); ++i)
}
}
+void Container::on_input_focus_changed(Widget *wdg)
+{
+ if(wdg)
+ raise(*wdg);
+}
+
Container::Child::Child(Container &c, Widget *w):
container(c),
widget->signal_request_focus.connect(sigc::mem_fun(this, &Child::request_focus));
widget->signal_grab_pointer.connect(sigc::mem_fun(this, &Child::grab_pointer));
widget->signal_ungrab_pointer.connect(sigc::mem_fun(this, &Child::ungrab_pointer));
+ widget->signal_request_animation.connect(sigc::mem_fun(this, &Child::request_animation));
+ widget->signal_rebuild_needed.connect(sigc::mem_fun(this, &Child::rebuild_needed));
}
Container::Child::~Child()
void Container::Child::request_focus()
{
- container.set_input_focus(widget);
if(container.parent && container.visible)
container.set_focus();
+ if(container.state&FOCUS)
+ container.set_input_focus(widget);
}
void Container::Child::grab_pointer()
{
if(!container.pointer_grabbed)
{
- container.set_pointer_focus(widget);
- container.pointer_grabbed = true;
+ container.set_pointer_focus(widget, true);
container.signal_grab_pointer.emit();
}
}
{
// XXX Should set to the widget under pointer
container.set_pointer_focus(0);
- container.pointer_grabbed = false;
container.signal_ungrab_pointer.emit();
}
}
+void Container::Child::request_animation(const Time::TimeDelta &interval)
+{
+ if(!interval)
+ time_since_animate = Time::zero;
+ container.check_animation_interval();
+}
+
+void Container::Child::rebuild_needed()
+{
+ container.children_rebuild_needed = true;
+ container.signal_rebuild_needed.emit();
+}
+
} // namespace GLtk
} // namespace Msp
projects / libs / gltk.git / blobdiff