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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_FXFA_CXFA_FFFIELD_H_
#define XFA_FXFA_CXFA_FFFIELD_H_
#include "xfa/fwl/cfwl_widget.h"
#include "xfa/fwl/ifwl_widgetdelegate.h"
#include "xfa/fxfa/cxfa_ffpageview.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
class CXFA_FFDropDown;
class CXFA_Node;
#define XFA_MINUI_HEIGHT 4.32f
#define XFA_DEFAULTUI_HEIGHT 2.0f
class CXFA_FFField : public CXFA_FFWidget, public IFWL_WidgetDelegate {
public:
enum ShapeOption { kSquareShape = 0, kRoundShape };
CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
~CXFA_FFField() override;
virtual CXFA_FFDropDown* AsDropDown();
// CXFA_FFWidget:
void Trace(cppgc::Visitor* visitor) const override;
CXFA_FFField* AsField() override;
CFX_RectF GetBBox(FocusOption focus) override;
void RenderWidget(CFGAS_GEGraphics* pGS,
const CFX_Matrix& matrix,
HighlightOption highlight) override;
bool IsLoaded() override;
bool LoadWidget() override;
bool PerformLayout() override;
bool AcceptsFocusOnButtonDown(uint32_t dwFlags,
const CFX_PointF& point,
FWL_MouseCommand command) override;
bool OnMouseEnter() override;
bool OnMouseExit() override;
bool OnLButtonDown(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnLButtonUp(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnLButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnMouseMove(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnMouseWheel(uint32_t dwFlags,
const CFX_PointF& point,
const CFX_Vector& delta) override;
bool OnRButtonDown(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnRButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) override;
bool OnSetFocus(CXFA_FFWidget* pOldWidget) override WARN_UNUSED_RESULT;
bool OnKillFocus(CXFA_FFWidget* pNewWidget) override WARN_UNUSED_RESULT;
bool OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) override;
bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) override;
bool OnChar(uint32_t dwChar, uint32_t dwFlags) override;
FWL_WidgetHit HitTest(const CFX_PointF& point) override;
// IFWL_WidgetDelegate:
void OnProcessMessage(CFWL_Message* pMessage) override;
void OnProcessEvent(CFWL_Event* pEvent) override;
void OnDrawWidget(CFGAS_GEGraphics* pGraphics,
const CFX_Matrix& matrix) override;
void UpdateFWL();
uint32_t UpdateUIProperty();
protected:
explicit CXFA_FFField(CXFA_Node* pNode);
bool PtInActiveRect(const CFX_PointF& point) override;
virtual void SetFWLRect();
virtual bool CommitData();
virtual bool IsDataChanged();
CFWL_Widget* GetNormalWidget();
const CFWL_Widget* GetNormalWidget() const;
void SetNormalWidget(CFWL_Widget* widget);
CFX_PointF FWLToClient(const CFX_PointF& point);
void LayoutCaption();
void RenderCaption(CFGAS_GEGraphics* pGS, CFX_Matrix* pMatrix);
int32_t CalculateOverride();
int32_t CalculateNode(CXFA_Node* pNode);
bool ProcessCommittedData();
void DrawHighlight(CFGAS_GEGraphics* pGS,
CFX_Matrix* pMatrix,
HighlightOption highlight,
ShapeOption shape);
void DrawFocus(CFGAS_GEGraphics* pGS, CFX_Matrix* pMatrix);
void SendMessageToFWLWidget(CFWL_Message* pMessage);
void CapPlacement();
void CapTopBottomPlacement(const CXFA_Margin* margin,
const CFX_RectF& rtWidget,
XFA_AttributeValue iCapPlacement);
void CapLeftRightPlacement(const CXFA_Margin* margin,
const CFX_RectF& rtWidget,
XFA_AttributeValue iCapPlacement);
void SetEditScrollOffset();
CFX_RectF m_UIRect;
CFX_RectF m_CaptionRect;
private:
cppgc::Member<CFWL_Widget> m_pNormalWidget;
};
inline CXFA_FFDropDown* ToDropDown(CXFA_FFField* field) {
return field ? field->AsDropDown() : nullptr;
}
#endif // XFA_FXFA_CXFA_FFFIELD_H_