#include "container.h"
+#include "part.h"
using namespace std;
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;
void Container::button_press(int x, int y, unsigned btn)
{
- if(pointer_grabbed)
- {
- const Geometry &cgeom = pointer_focus->get_geometry();
- pointer_focus->button_press(x-cgeom.x, y-cgeom.y, btn);
- }
- else
+ if(Widget *child = get_pointer_target(x, y))
{
- if(Widget *wdg = get_child_at(x, y))
- {
- set_pointer_focus(wdg);
- if(wdg->is_focusable())
- set_input_focus(wdg);
- }
- if(click_focus)
+ if(!click_focus)
{
- const Geometry &cgeom = click_focus->get_geometry();
- click_focus->button_press(x-cgeom.x, y-cgeom.y, btn);
- }
- else
- {
- if(Widget *wdg = get_child_at(x, y))
- {
- click_focus = wdg;
- click_button = btn;
-
- const Geometry &cgeom = wdg->get_geometry();
- wdg->button_press(x-cgeom.x, y-cgeom.y, btn);
- }
+ set_pointer_focus(child);
+ if(child->is_focusable())
+ set_input_focus(child);
+
+ click_focus = child;
+ click_button = btn;
}
+
+ const Geometry &cgeom = child->get_geometry();
+ child->button_press(x-cgeom.x, y-cgeom.y, btn);
}
}
void Container::button_release(int x, int y, unsigned btn)
{
- if(pointer_grabbed)
+ if(Widget *child = get_pointer_target(x, y))
{
- const Geometry &cgeom = pointer_focus->get_geometry();
- pointer_focus->button_release(x-cgeom.x, y-cgeom.y, btn);
- }
- else if(click_focus)
- {
- Widget *wdg = click_focus;
-
- if(btn==click_button)
- click_focus = 0;
-
- const Geometry &cgeom = wdg->get_geometry();
- wdg->button_release(x-cgeom.x, y-cgeom.y, btn);
- }
- else
- {
- if(Widget *wdg = get_child_at(x, y))
+ if(child==click_focus && btn==click_button)
{
- const Geometry &cgeom = wdg->get_geometry();
- wdg->button_release(x-cgeom.x, y-cgeom.y, btn);
+ click_focus = 0;
+ if(!pointer_focus)
+ set_pointer_focus(get_child_at(x, y));
}
+
+ const Geometry &cgeom = child->get_geometry();
+ child->button_release(x-cgeom.x, y-cgeom.y, btn);
}
}
void Container::pointer_motion(int x, int y)
{
- if(pointer_grabbed)
+ Widget *child = get_pointer_target(x, y);
+ if(!pointer_grabbed)
+ set_pointer_focus((!click_focus || child->get_geometry().is_inside(x, y)) ? child : 0);
+
+ if(child)
{
- const Geometry &cgeom = pointer_focus->get_geometry();
- pointer_focus->pointer_motion(x-cgeom.x, y-cgeom.y);
+ const Geometry &cgeom = child->get_geometry();
+ child->pointer_motion(x-cgeom.x, y-cgeom.y);
}
+}
+
+Widget *Container::get_pointer_target(int x, int y)
+{
+ if(pointer_grabbed)
+ return pointer_focus;
+ else if(click_focus)
+ return click_focus;
else
{
- set_pointer_focus(get_child_at(x, y));
- if(click_focus)
- {
- const Geometry &cgeom = click_focus->get_geometry();
- click_focus->pointer_motion(x-cgeom.x, y-cgeom.y);
- }
+ Widget *child = get_child_at(x, y);
+ if(child && child->is_enabled())
+ return child;
else
- {
- Widget *wdg = get_child_at(x, y);
- if(wdg)
- {
- const Geometry &cgeom = wdg->get_geometry();
- wdg->pointer_motion(x-cgeom.x, y-cgeom.y);
- }
- }
+ return 0;
}
}
void Container::pointer_leave()
{
Widget::pointer_leave();
- click_focus = 0;
set_pointer_focus(0);
}