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103 lines
3.0 KiB
C++
103 lines
3.0 KiB
C++
#ifndef UI_CONTROL_BUTTON_H_
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#define UI_CONTROL_BUTTON_H_
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#pragma once
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namespace ui {
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template<typename InheritType = Control>
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class UILIB_API ButtonTemplate : public LabelTemplate<InheritType>
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{
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public:
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ButtonTemplate();
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/// 重写父类方法，提供个性化功能，请参考父类声明
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virtual std::wstring GetType() const override;
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virtual UIAControlProvider* GetUIAProvider() override;
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virtual void Activate() override;
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virtual void HandleMessage(EventArgs& event) override;
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virtual UINT GetControlFlags() const override;
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/**
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* @brief 绑定鼠标点击处理函数
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* @param[in] callback 要绑定的回调函数
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* @return 无
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*/
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void AttachClick(const EventCallback& callback) { this->OnEvent[kEventClick] += callback; }
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};
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template<typename InheritType>
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UINT ui::ButtonTemplate<InheritType>::GetControlFlags() const
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{
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return this->IsKeyboardEnabled() && this->IsEnabled() && this->IsAllowTabStop() ? UIFLAG_TABSTOP : UIFLAG_DEFAULT;
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}
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template<typename InheritType>
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ButtonTemplate<InheritType>::ButtonTemplate()
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{
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this->m_uTextStyle = DT_VCENTER | DT_CENTER | DT_END_ELLIPSIS | DT_NOCLIP | DT_SINGLELINE;
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}
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template<typename InheritType>
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void ButtonTemplate<InheritType>::HandleMessage(EventArgs& event)
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{
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if (!this->IsMouseEnabled() && event.Type > kEventMouseBegin && event.Type < kEventMouseEnd) {
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if (this->m_pParent != NULL) this->m_pParent->HandleMessageTemplate(event);
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else __super::HandleMessage(event);
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return;
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}
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if (event.Type == kEventKeyDown) {
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if (this->IsKeyboardEnabled()) {
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if (event.chKey == VK_SPACE || event.chKey == VK_RETURN) {
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Activate();
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return;
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}
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}
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}
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if (event.Type == kEventInternalMenu) {
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if (this->IsContextMenuUsed()) {
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this->m_pWindow->SendNotify(this, kEventMouseMenu, event.wParam, event.lParam);
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}
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return;
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}
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__super::HandleMessage(event);
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}
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template<typename InheritType>
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inline std::wstring ButtonTemplate<InheritType>::GetType() const
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{
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return DUI_CTR_BUTTON;
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}
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template<typename InheritType>
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inline UIAControlProvider* ButtonTemplate<InheritType>::GetUIAProvider()
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{
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#if defined(ENABLE_UIAUTOMATION)
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if (this->m_pUIAProvider == nullptr)
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{
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this->m_pUIAProvider = static_cast<UIAControlProvider*>(new (std::nothrow) UIAButtonProvider(this));
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}
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return this->m_pUIAProvider;
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#else
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return nullptr;
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#endif
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}
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template<typename InheritType>
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void ButtonTemplate<InheritType>::Activate()
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{
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if (!this->IsActivatable()) return;
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if (this->m_pWindow != NULL) this->m_pWindow->SendNotify(this, kEventClick);
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#if defined(ENABLE_UIAUTOMATION)
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if (this->m_pUIAProvider != nullptr && UiaClientsAreListening())
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UiaRaiseAutomationEvent(this->m_pUIAProvider, UIA_Invoke_InvokedEventId);
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#endif
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}
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typedef ButtonTemplate<Control> Button;
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typedef ButtonTemplate<Box> ButtonBox;
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} // namespace ui
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#endif // UI_CONTROL_BUTTON_H_
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