void UIManager::updatePressedWidget(const UIWidgetPtr& newPressedWidget, const Point& clickedPos, bool fireClicks) { UIWidgetPtr oldPressedWidget = m_pressedWidget; m_pressedWidget = newPressedWidget; // when releasing mouse inside pressed widget area send onClick event if(fireClicks && oldPressedWidget && oldPressedWidget->isEnabled() && oldPressedWidget->containsPoint(clickedPos)) oldPressedWidget->onClick(clickedPos); if(newPressedWidget) newPressedWidget->updateState(Fw::PressedState); if(oldPressedWidget) oldPressedWidget->updateState(Fw::PressedState); }
void UIManager::updateHoveredWidget(bool now) { if(m_hoverUpdateScheduled && !now) return; auto func = [this] { if(!m_rootWidget) return; m_hoverUpdateScheduled = false; UIWidgetPtr hoveredWidget; //if(!g_window.isMouseButtonPressed(Fw::MouseLeftButton) && !g_window.isMouseButtonPressed(Fw::MouseRightButton)) { hoveredWidget = m_rootWidget->recursiveGetChildByPos(g_window.getMousePosition(), false); if(hoveredWidget && !hoveredWidget->isEnabled()) hoveredWidget = nullptr; //} if(hoveredWidget != m_hoveredWidget) { UIWidgetPtr oldHovered = m_hoveredWidget; m_hoveredWidget = hoveredWidget; if(oldHovered) { oldHovered->updateState(Fw::HoverState); oldHovered->onHoverChange(false); } if(hoveredWidget) { hoveredWidget->updateState(Fw::HoverState); hoveredWidget->onHoverChange(true); } } }; if(now) func(); else { m_hoverUpdateScheduled = true; g_dispatcher.addEvent(func); } }
void UIManager::inputEvent(const InputEvent& event) { UIWidgetList widgetList; switch(event.type) { case Fw::KeyTextInputEvent: m_keyboardReceiver->propagateOnKeyText(event.keyText); break; case Fw::KeyDownInputEvent: m_keyboardReceiver->propagateOnKeyDown(event.keyCode, event.keyboardModifiers); break; case Fw::KeyPressInputEvent: m_keyboardReceiver->propagateOnKeyPress(event.keyCode, event.keyboardModifiers, event.autoRepeatTicks); break; case Fw::KeyUpInputEvent: m_keyboardReceiver->propagateOnKeyUp(event.keyCode, event.keyboardModifiers); break; case Fw::MousePressInputEvent: if(event.mouseButton == Fw::MouseLeftButton && m_mouseReceiver->isVisible()) { UIWidgetPtr pressedWidget = m_mouseReceiver->recursiveGetChildByPos(event.mousePos, false); if(pressedWidget && !pressedWidget->isEnabled()) pressedWidget = nullptr; updatePressedWidget(pressedWidget, event.mousePos); } m_mouseReceiver->propagateOnMouseEvent(event.mousePos, widgetList); for(const UIWidgetPtr& widget : widgetList) { widget->recursiveFocus(Fw::MouseFocusReason); if(widget->onMousePress(event.mousePos, event.mouseButton)) break; } break; case Fw::MouseReleaseInputEvent: { // release dragging widget bool accepted = false; if(m_draggingWidget && event.mouseButton == Fw::MouseLeftButton) accepted = updateDraggingWidget(nullptr, event.mousePos); if(!accepted) { m_mouseReceiver->propagateOnMouseEvent(event.mousePos, widgetList); // mouse release is always fired first on the pressed widget if(m_pressedWidget) { auto it = std::find(widgetList.begin(), widgetList.end(), m_pressedWidget); if(it != widgetList.end()) widgetList.erase(it); widgetList.push_front(m_pressedWidget); } for(const UIWidgetPtr& widget : widgetList) { if(widget->onMouseRelease(event.mousePos, event.mouseButton)) break; } } if(m_pressedWidget && event.mouseButton == Fw::MouseLeftButton) updatePressedWidget(nullptr, event.mousePos, !accepted); break; } case Fw::MouseMoveInputEvent: { // start dragging when moving a pressed widget if(m_pressedWidget && m_pressedWidget->isDraggable() && m_draggingWidget != m_pressedWidget) { // only drags when moving more than 4 pixels if((event.mousePos - m_pressedWidget->getLastClickPosition()).length() >= 4) updateDraggingWidget(m_pressedWidget, event.mousePos - event.mouseMoved); } // mouse move can change hovered widgets updateHoveredWidget(true); // first fire dragging move if(m_draggingWidget) { if(m_draggingWidget->onDragMove(event.mousePos, event.mouseMoved)) break; } m_mouseReceiver->propagateOnMouseMove(event.mousePos, event.mouseMoved, widgetList); for(const UIWidgetPtr& widget : widgetList) { if(widget->onMouseMove(event.mousePos, event.mouseMoved)) break; } break; } case Fw::MouseWheelInputEvent: m_rootWidget->propagateOnMouseEvent(event.mousePos, widgetList); for(const UIWidgetPtr& widget : widgetList) { if(widget->onMouseWheel(event.mousePos, event.wheelDirection)) break; } break; default: break; }; }