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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_FWL_CORE_IFWL_PUSHBUTTON_H_
#define XFA_FWL_CORE_IFWL_PUSHBUTTON_H_
#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
#include "xfa/fwl/core/ifwl_dataprovider.h"
#include "xfa/fwl/core/ifwl_widget.h"
#define FWL_CLASS_PushButton L"FWL_PUSHBUTTON"
#define FWL_STYLEEXT_PSB_Left (0L << 0)
#define FWL_STYLEEXT_PSB_Center (1L << 0)
#define FWL_STYLEEXT_PSB_Right (2L << 0)
#define FWL_STYLEEXT_PSB_Top (0L << 2)
#define FWL_STYLEEXT_PSB_VCenter (1L << 2)
#define FWL_STYLEEXT_PSB_Bottom (2L << 2)
#define FWL_STYLEEXT_PSB_TextOnly (0L << 4)
#define FWL_STYLEEXT_PSB_IconOnly (1L << 4)
#define FWL_STYLEEXT_PSB_TextIcon (2L << 4)
#define FWL_STYLEEXT_PSB_HLayoutMask (3L << 0)
#define FWL_STYLEEXT_PSB_VLayoutMask (3L << 2)
#define FWL_STYLEEXT_PSB_ModeMask (3L << 4)
#define FWL_STATE_PSB_Hovered (1 << FWL_WGTSTATE_MAX)
#define FWL_STATE_PSB_Pressed (1 << (FWL_WGTSTATE_MAX + 1))
#define FWL_STATE_PSB_Default (1 << (FWL_WGTSTATE_MAX + 2))
class CFWL_MsgMouse;
class CFWL_PushButtonImpDelegate;
class CFWL_WidgetImpProperties;
class CFX_DIBitmap;
class IFWL_Widget;
class IFWL_PushButtonDP : public IFWL_DataProvider {
public:
virtual CFX_DIBitmap* GetPicture(IFWL_Widget* pWidget) = 0;
};
class IFWL_PushButton : public IFWL_Widget {
public:
static IFWL_PushButton* Create(const CFWL_WidgetImpProperties& properties,
IFWL_Widget* pOuter);
IFWL_PushButton(const CFWL_WidgetImpProperties& properties,
IFWL_Widget* pOuter);
~IFWL_PushButton() override;
// IFWL_Widget
FWL_Error GetClassName(CFX_WideString& wsClass) const override;
FWL_Type GetClassID() const override;
FWL_Error Initialize() override;
FWL_Error Finalize() override;
FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
void SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE) override;
FWL_Error Update() override;
FWL_Error DrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
protected:
friend class CFWL_PushButtonImpDelegate;
void DrawBkground(CFX_Graphics* pGraphics,
IFWL_ThemeProvider* pTheme,
const CFX_Matrix* pMatrix);
void DrawText(CFX_Graphics* pGraphics,
IFWL_ThemeProvider* pTheme,
const CFX_Matrix* pMatrix);
uint32_t GetPartStates();
void UpdateTextOutStyles();
CFX_RectF m_rtClient;
CFX_RectF m_rtCaption;
FX_BOOL m_bBtnDown;
uint32_t m_dwTTOStyles;
int32_t m_iTTOAlign;
};
class CFWL_PushButtonImpDelegate : public CFWL_WidgetImpDelegate {
public:
CFWL_PushButtonImpDelegate(IFWL_PushButton* pOwner);
void OnProcessMessage(CFWL_Message* pMessage) override;
void OnProcessEvent(CFWL_Event* pEvent) override;
void OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
protected:
void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
void OnLButtonDown(CFWL_MsgMouse* pMsg);
void OnLButtonUp(CFWL_MsgMouse* pMsg);
void OnMouseMove(CFWL_MsgMouse* pMsg);
void OnMouseLeave(CFWL_MsgMouse* pMsg);
void OnKeyDown(CFWL_MsgKey* pMsg);
IFWL_PushButton* m_pOwner;
};
#endif // XFA_FWL_CORE_IFWL_PUSHBUTTON_H_
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