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// 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_LIGHTWIDGET_WIDGET_H_
#define XFA_INCLUDE_FWL_LIGHTWIDGET_WIDGET_H_
#include "xfa/fwl/core/cfwl_event.h"
#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
#include "xfa/fwl/core/ifwl_widget.h"
class CFWL_Event;
class CFWL_Message;
class CFWL_Widget;
class CFWL_WidgetDelegate;
class CFWL_WidgetMgr;
class CFWL_WidgetProperties {
public:
CFWL_WidgetProperties() {
m_ctmOnParent.SetIdentity();
m_rtWidget.Set(0, 0, 0, 0);
m_dwStyles = FWL_WGTSTYLE_Child;
m_dwStyleExes = 0;
m_dwStates = 0;
m_pParent = NULL;
m_pOwner = NULL;
}
CFWL_WidgetImpProperties MakeWidgetImpProperties(
IFWL_DataProvider* pDataProvider) const;
CFX_WideString m_wsWindowclass;
CFX_Matrix m_ctmOnParent;
CFX_RectF m_rtWidget;
uint32_t m_dwStyles;
uint32_t m_dwStyleExes;
uint32_t m_dwStates;
CFWL_Widget* m_pParent;
CFWL_Widget* m_pOwner;
};
class CFWL_Widget {
public:
virtual ~CFWL_Widget();
IFWL_Widget* GetWidget();
FWL_ERR GetClassName(CFX_WideString& wsClass) const;
uint32_t GetClassID() const;
virtual FX_BOOL IsInstance(const CFX_WideStringC& wsClass) const;
protected:
FWL_ERR Initialize(const CFWL_WidgetProperties* pProperties = NULL);
public:
FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE);
FWL_ERR GetGlobalRect(CFX_RectF& rect);
FWL_ERR SetWidgetRect(const CFX_RectF& rect);
FWL_ERR GetClientRect(CFX_RectF& rtClient);
CFWL_Widget* GetParent();
FWL_ERR SetParent(CFWL_Widget* pParent);
CFWL_Widget* GetOwner();
FWL_ERR SetOwner(CFWL_Widget* pOwner);
uint32_t GetStyles();
FWL_ERR ModifyStyles(uint32_t dwStylesAdded, uint32_t dwStylesRemoved);
uint32_t GetStylesEx();
FWL_ERR ModifyStylesEx(uint32_t dwStylesExAdded, uint32_t dwStylesExRemoved);
uint32_t GetStates();
FWL_ERR SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE);
FWL_ERR SetPrivateData(void* module_id,
void* pData,
PD_CALLBACK_FREEDATA callback);
void* GetPrivateData(void* module_id);
FWL_ERR Update();
FWL_ERR LockUpdate();
FWL_ERR UnlockUpdate();
uint32_t HitTest(FX_FLOAT fx, FX_FLOAT fy);
FWL_ERR TransformTo(CFWL_Widget* pWidget, FX_FLOAT& fx, FX_FLOAT& fy);
FWL_ERR TransformTo(CFWL_Widget* pWidget, CFX_RectF& rt);
FWL_ERR GetMatrix(CFX_Matrix& matrix, FX_BOOL bGlobal = FALSE);
FWL_ERR SetMatrix(const CFX_Matrix& matrix);
FWL_ERR DrawWidget(CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix = NULL);
IFWL_WidgetDelegate* SetDelegate(IFWL_WidgetDelegate* pDelegate);
FWL_ERR Repaint(const CFX_RectF* pRect = NULL);
FWL_ERR SetFocus(FX_BOOL bFocus);
FWL_ERR SetGrab(FX_BOOL bSet);
CFWL_Widget();
void RegisterEventTarget(CFWL_Widget* pEventSource = NULL,
uint32_t dwFilter = FWL_EVENT_ALL_MASK);
void DispatchEvent(CFWL_Event* pEvent);
CFX_SizeF CalcTextSize(const CFX_WideString& wsText,
FX_BOOL bMultiLine = FALSE,
int32_t iLineWidth = -1);
IFWL_Widget* m_pIface;
IFWL_WidgetDelegate* m_pDelegate;
CFWL_WidgetMgr* m_pWidgetMgr;
CFWL_WidgetProperties* m_pProperties;
};
class CFWL_WidgetDelegate {
public:
CFWL_WidgetDelegate();
virtual ~CFWL_WidgetDelegate();
virtual int32_t OnProcessMessage(CFWL_Message* pMessage);
virtual FWL_ERR OnProcessEvent(CFWL_Event* pEvent);
virtual FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = NULL);
};
#endif // XFA_INCLUDE_FWL_LIGHTWIDGET_WIDGET_H_
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