+
+ std::for_each(_children.begin(), _children.end(), PointerAssassin());
+
+ if (_parent)
+ _parent->removeChild(this);
+
+ XDestroyWindow(Display::display, _window);
+}
+
+void Widget::create(bool override_redirect)
+{
+ const ScreenInfo *scr_info = Display::screenInfo(_screen);
+ Window p_window = _parent ? _parent->window() : scr_info->rootWindow();
+
+ _rect.setRect(0, 0, 1, 1); // just some initial values
+
+ XSetWindowAttributes attrib_create;
+ unsigned long create_mask = CWBackPixmap | CWBorderPixel | CWEventMask;
+
+ attrib_create.background_pixmap = None;
+ attrib_create.colormap = scr_info->colormap();
+ attrib_create.event_mask = ButtonPressMask | ButtonReleaseMask |
+ ButtonMotionMask | ExposureMask | StructureNotifyMask;
+
+ if (override_redirect) {
+ create_mask |= CWOverrideRedirect;
+ attrib_create.override_redirect = true;
+ }
+
+ if (_cursor) {
+ create_mask |= CWCursor;
+ attrib_create.cursor = _cursor;
+ }
+
+ _window = XCreateWindow(Display::display, p_window, _rect.x(),
+ _rect.y(), _rect.width(), _rect.height(), 0,
+ scr_info->depth(), InputOutput,
+ scr_info->visual(), create_mask, &attrib_create);
+ _ignore_config++;
+}
+
+void Widget::setWidth(int w)
+{
+ assert(w > 0);
+ _fixed_width = true;
+ setGeometry(_rect.x(), _rect.y(), w, _rect.height());
+}
+
+void Widget::setHeight(int h)
+{
+ assert(h > 0);
+ _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), _rect.width(), h);
+}
+
+void Widget::move(const Point &to)
+{
+ move(to.x(), to.y());
+}
+
+void Widget::move(int x, int y)
+{
+ _rect.setPos(x, y);
+ XMoveWindow(Display::display, _window, x, y);
+ _ignore_config++;
+}
+
+void Widget::resize(const Point &to)
+{
+ resize(to.x(), to.y());
+}
+
+void Widget::resize(int w, int h)
+{
+ assert(w > 0 && h > 0);
+ _fixed_width = _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), w, h);
+}
+
+void Widget::setGeometry(const Rect &new_geom)
+{
+ setGeometry(new_geom.x(), new_geom.y(), new_geom.width(), new_geom.height());
+}
+
+void Widget::setGeometry(const Point &topleft, int width, int height)
+{
+ setGeometry(topleft.x(), topleft.y(), width, height);
+}
+
+void Widget::setGeometry(int x, int y, int width, int height)
+{
+ _rect = Rect(x, y, width, height);
+ _dirty = true;
+
+ XMoveResizeWindow(Display::display, _window, x, y, width, height);
+ _ignore_config++;
+}
+
+void Widget::show(bool recursive)
+{
+ if (_visible)
+ return;
+
+ // make sure the internal state isn't mangled
+ if (_dirty)
+ update();
+
+ if (recursive) {
+ WidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->show();
+ }
+
+ XMapWindow(Display::display, _window);
+ _visible = true;