| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #ifndef XFA_INCLUDE_FWL_CORE_FWL_WIDGETMGR_H_ |
| #define XFA_INCLUDE_FWL_CORE_FWL_WIDGETMGR_H_ |
| |
| #include "xfa/include/fwl/core/fwl_note.h" |
| |
| class IFWL_Widget; |
| |
| #define FWL_WGTMGR_DisableThread 0x00000001 |
| #define FWL_WGTMGR_DisableForm 0x00000002 |
| |
| enum FWL_WGTRELATION { |
| FWL_WGTRELATION_Parent = 0, |
| FWL_WGTRELATION_Owner, |
| FWL_WGTRELATION_FirstSibling, |
| FWL_WGTRELATION_PriorSibling, |
| FWL_WGTRELATION_NextSibling, |
| FWL_WGTRELATION_LastSibling, |
| FWL_WGTRELATION_FirstChild, |
| FWL_WGTRELATION_LastChild, |
| FWL_WGTRELATION_SystemForm |
| }; |
| |
| class IFWL_WidgetMgr { |
| public: |
| virtual ~IFWL_WidgetMgr() {} |
| virtual int32_t CountWidgets(IFWL_Widget* pParent = NULL) = 0; |
| virtual IFWL_Widget* GetWidget(int32_t nIndex, |
| IFWL_Widget* pParent = NULL) = 0; |
| virtual IFWL_Widget* GetWidget(IFWL_Widget* pWidget, |
| FWL_WGTRELATION eRelation) = 0; |
| virtual int32_t GetWidgetIndex(IFWL_Widget* pWidget) = 0; |
| virtual FX_BOOL SetWidgetIndex(IFWL_Widget* pWidget, int32_t nIndex) = 0; |
| virtual FWL_ERR RepaintWidget(IFWL_Widget* pWidget, |
| const CFX_RectF* pRect = NULL) = 0; |
| virtual FX_DWORD GetCapability() = 0; |
| }; |
| IFWL_WidgetMgr* FWL_GetWidgetMgr(); |
| FX_BOOL FWL_WidgetIsChild(IFWL_Widget* parent, IFWL_Widget* find); |
| |
| class IFWL_WidgetMgrDelegate { |
| public: |
| virtual ~IFWL_WidgetMgrDelegate() {} |
| virtual FWL_ERR OnSetCapability( |
| FX_DWORD dwCapability = FWL_WGTMGR_DisableThread) = 0; |
| virtual int32_t OnProcessMessageToForm(CFWL_Message* pMessage) = 0; |
| virtual FWL_ERR OnDrawWidget(IFWL_Widget* pWidget, |
| CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix = NULL) = 0; |
| }; |
| FWL_ERR FWL_WidgetMgrSnapshot(IFWL_Widget* pWidget, |
| const CFX_WideString* saveFile, |
| const CFX_Matrix* pMatrix = NULL); |
| |
| #endif // XFA_INCLUDE_FWL_CORE_FWL_WIDGETMGR_H_ |