void PopupWindow::onPreferredSize(PreferredSizeEvent& ev) { ScreenGraphics g; g.setFont(getFont()); Size resultSize(0, 0); if (hasText()) resultSize = g.fitString(getText(), (getClientBounds() - getBorder()).w, getAlign()); resultSize.w += border_width.l + border_width.r; resultSize.h += border_width.t + border_width.b; if (!getChildren().empty()) { Size maxSize(0, 0); Size reqSize; UI_FOREACH_WIDGET(getChildren(), it) { Widget* child = *it; reqSize = child->getPreferredSize(); maxSize.w = MAX(maxSize.w, reqSize.w); maxSize.h = MAX(maxSize.h, reqSize.h); }
void PopupWindow::onSizeHint(SizeHintEvent& ev) { ScreenGraphics g; g.setFont(font()); Size resultSize(0, 0); if (hasText()) resultSize = g.fitString(text(), (clientBounds() - border()).w, align()); resultSize.w += border().width(); resultSize.h += border().height(); if (!children().empty()) { Size maxSize(0, 0); Size reqSize; for (auto child : children()) { reqSize = child->sizeHint(); maxSize.w = MAX(maxSize.w, reqSize.w); maxSize.h = MAX(maxSize.h, reqSize.h); } resultSize.w = MAX(resultSize.w, maxSize.w + border().width()); resultSize.h += maxSize.h; } ev.setSizeHint(resultSize); }
void ComboBox::updateMaxItemSize(const String& text) { ScreenGraphics g; g.setFont(getFont()); m_maxItemSize = m_maxItemSize.createUnion(g.measureString(text)); }