diff options
Diffstat (limited to 'xfa/fwl/core/cfwl_pushbutton.cpp')
-rw-r--r-- | xfa/fwl/core/cfwl_pushbutton.cpp | 301 |
1 files changed, 295 insertions, 6 deletions
diff --git a/xfa/fwl/core/cfwl_pushbutton.cpp b/xfa/fwl/core/cfwl_pushbutton.cpp index 5fddff0c64..15e98fc4a5 100644 --- a/xfa/fwl/core/cfwl_pushbutton.cpp +++ b/xfa/fwl/core/cfwl_pushbutton.cpp @@ -7,19 +7,308 @@ #include "xfa/fwl/core/cfwl_pushbutton.h" #include <memory> +#include <utility> #include "third_party/base/ptr_util.h" +#include "xfa/fde/tto/fde_textout.h" +#include "xfa/fwl/core/cfwl_evtclick.h" +#include "xfa/fwl/core/cfwl_evtmouse.h" +#include "xfa/fwl/core/cfwl_msgkey.h" +#include "xfa/fwl/core/cfwl_msgmouse.h" +#include "xfa/fwl/core/cfwl_notedriver.h" +#include "xfa/fwl/core/cfwl_themebackground.h" +#include "xfa/fwl/core/cfwl_themetext.h" +#include "xfa/fwl/core/ifwl_themeprovider.h" -CFWL_PushButton::CFWL_PushButton(const CFWL_App* app) : CFWL_Widget(app) {} +CFWL_PushButton::CFWL_PushButton(const CFWL_App* app) + : CFWL_Widget(app, pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr), + m_bBtnDown(false), + m_dwTTOStyles(FDE_TTOSTYLE_SingleLine), + m_iTTOAlign(FDE_TTOALIGNMENT_Center) { + m_rtClient.Set(0, 0, 0, 0); + m_rtCaption.Set(0, 0, 0, 0); +} CFWL_PushButton::~CFWL_PushButton() {} -void CFWL_PushButton::Initialize() { - ASSERT(!m_pIface); +FWL_Type CFWL_PushButton::GetClassID() const { + return FWL_Type::PushButton; +} + +void CFWL_PushButton::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) { + if (!bAutoSize) { + rect = m_pProperties->m_rtWidget; + return; + } + + rect.Set(0, 0, 0, 0); + if (!m_pProperties->m_pThemeProvider) + m_pProperties->m_pThemeProvider = GetAvailableTheme(); + + FX_FLOAT* fcaption = + static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin)); + rect.Inflate(*fcaption, *fcaption); + CFWL_Widget::GetWidgetRect(rect, true); +} + +void CFWL_PushButton::SetStates(uint32_t dwStates, bool bSet) { + if ((dwStates & FWL_WGTSTATE_Disabled) && bSet) { + m_pProperties->m_dwStates = FWL_WGTSTATE_Disabled; + return; + } + CFWL_Widget::SetStates(dwStates, bSet); +} + +void CFWL_PushButton::Update() { + if (IsLocked()) + return; + if (!m_pProperties->m_pThemeProvider) + m_pProperties->m_pThemeProvider = GetAvailableTheme(); + + UpdateTextOutStyles(); + GetClientRect(m_rtClient); + m_rtCaption = m_rtClient; + FX_FLOAT* fcaption = + static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin)); + m_rtCaption.Inflate(-*fcaption, -*fcaption); +} + +void CFWL_PushButton::DrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + if (!pGraphics) + return; + if (!m_pProperties->m_pThemeProvider) + return; + + if (HasBorder()) { + DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider, + pMatrix); + } + if (HasEdge()) { + DrawEdge(pGraphics, CFWL_Part::Edge, m_pProperties->m_pThemeProvider, + pMatrix); + } + DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix); +} + +void CFWL_PushButton::DrawBkground(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + const CFX_Matrix* pMatrix) { + CFWL_ThemeBackground param; + param.m_pWidget = this; + param.m_iPart = CFWL_Part::Background; + param.m_dwStates = GetPartStates(); + param.m_pGraphics = pGraphics; + if (pMatrix) + param.m_matrix.Concat(*pMatrix); + param.m_rtPart = m_rtClient; + if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) + param.m_pData = &m_rtCaption; + pTheme->DrawBackground(¶m); +} + +uint32_t CFWL_PushButton::GetPartStates() { + uint32_t dwStates = CFWL_PartState_Normal; + if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) + dwStates |= CFWL_PartState_Focused; + if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) + dwStates = CFWL_PartState_Disabled; + else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) + dwStates |= CFWL_PartState_Pressed; + else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) + dwStates |= CFWL_PartState_Hovered; + else if (m_pProperties->m_dwStates & FWL_STATE_PSB_Default) + dwStates |= CFWL_PartState_Default; + return dwStates; +} + +void CFWL_PushButton::UpdateTextOutStyles() { + switch (m_pProperties->m_dwStyleExes & + (FWL_STYLEEXT_PSB_HLayoutMask | FWL_STYLEEXT_PSB_VLayoutMask)) { + case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Top: { + m_iTTOAlign = FDE_TTOALIGNMENT_TopLeft; + break; + } + case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Top: { + m_iTTOAlign = FDE_TTOALIGNMENT_TopCenter; + break; + } + case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Top: { + m_iTTOAlign = FDE_TTOALIGNMENT_TopRight; + break; + } + case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_VCenter: { + m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft; + break; + } + case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_VCenter: { + m_iTTOAlign = FDE_TTOALIGNMENT_CenterRight; + break; + } + case FWL_STYLEEXT_PSB_Left | FWL_STYLEEXT_PSB_Bottom: { + m_iTTOAlign = FDE_TTOALIGNMENT_BottomLeft; + break; + } + case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_Bottom: { + m_iTTOAlign = FDE_TTOALIGNMENT_BottomCenter; + break; + } + case FWL_STYLEEXT_PSB_Right | FWL_STYLEEXT_PSB_Bottom: { + m_iTTOAlign = FDE_TTOALIGNMENT_BottomRight; + break; + } + case FWL_STYLEEXT_PSB_Center | FWL_STYLEEXT_PSB_VCenter: + default: { + m_iTTOAlign = FDE_TTOALIGNMENT_Center; + break; + } + } + m_dwTTOStyles = FDE_TTOSTYLE_SingleLine; + if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) + m_dwTTOStyles |= FDE_TTOSTYLE_RTL; +} + +void CFWL_PushButton::OnProcessMessage(CFWL_Message* pMessage) { + if (!pMessage) + return; + if (!IsEnabled()) + return; + + CFWL_MessageType dwMsgCode = pMessage->GetClassID(); + switch (dwMsgCode) { + case CFWL_MessageType::SetFocus: + OnFocusChanged(pMessage, true); + break; + case CFWL_MessageType::KillFocus: + OnFocusChanged(pMessage, false); + break; + case CFWL_MessageType::Mouse: { + CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); + switch (pMsg->m_dwCmd) { + case FWL_MouseCommand::LeftButtonDown: + OnLButtonDown(pMsg); + break; + case FWL_MouseCommand::LeftButtonUp: + OnLButtonUp(pMsg); + break; + case FWL_MouseCommand::Move: + OnMouseMove(pMsg); + break; + case FWL_MouseCommand::Leave: + OnMouseLeave(pMsg); + break; + default: + break; + } + break; + } + case CFWL_MessageType::Key: { + CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage); + if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown) + OnKeyDown(pKey); + break; + } + default: + break; + } + CFWL_Widget::OnProcessMessage(pMessage); +} + +void CFWL_PushButton::OnDrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix) { + DrawWidget(pGraphics, pMatrix); +} + +void CFWL_PushButton::OnFocusChanged(CFWL_Message* pMsg, bool bSet) { + if (bSet) + m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; + else + m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; + + Repaint(&m_rtClient); +} + +void CFWL_PushButton::OnLButtonDown(CFWL_MsgMouse* pMsg) { + if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0) + SetFocus(true); - m_pIface = pdfium::MakeUnique<IFWL_PushButton>( - m_pApp, pdfium::MakeUnique<CFWL_WidgetProperties>()); + m_bBtnDown = true; + m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered; + m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed; + Repaint(&m_rtClient); +} + +void CFWL_PushButton::OnLButtonUp(CFWL_MsgMouse* pMsg) { + m_bBtnDown = false; + if (m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) { + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed; + m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered; + } else { + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered; + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed; + } + if (m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) { + CFWL_EvtClick wmClick; + wmClick.m_pSrcTarget = this; + DispatchEvent(&wmClick); + } + Repaint(&m_rtClient); +} - CFWL_Widget::Initialize(); +void CFWL_PushButton::OnMouseMove(CFWL_MsgMouse* pMsg) { + bool bRepaint = false; + if (m_bBtnDown) { + if (m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) { + if ((m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) == 0) { + m_pProperties->m_dwStates |= FWL_STATE_PSB_Pressed; + bRepaint = true; + } + if (m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) { + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered; + bRepaint = true; + } + } else { + if (m_pProperties->m_dwStates & FWL_STATE_PSB_Pressed) { + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed; + bRepaint = true; + } + if ((m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) { + m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered; + bRepaint = true; + } + } + } else { + if (!m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) + return; + if ((m_pProperties->m_dwStates & FWL_STATE_PSB_Hovered) == 0) { + m_pProperties->m_dwStates |= FWL_STATE_PSB_Hovered; + bRepaint = true; + } + } + if (bRepaint) + Repaint(&m_rtClient); } +void CFWL_PushButton::OnMouseLeave(CFWL_MsgMouse* pMsg) { + m_bBtnDown = false; + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Hovered; + m_pProperties->m_dwStates &= ~FWL_STATE_PSB_Pressed; + Repaint(&m_rtClient); +} + +void CFWL_PushButton::OnKeyDown(CFWL_MsgKey* pMsg) { + if (pMsg->m_dwKeyCode == FWL_VKEY_Return) { + CFWL_EvtMouse wmMouse; + wmMouse.m_pSrcTarget = this; + wmMouse.m_dwCmd = FWL_MouseCommand::LeftButtonUp; + DispatchEvent(&wmMouse); + CFWL_EvtClick wmClick; + wmClick.m_pSrcTarget = this; + DispatchEvent(&wmClick); + return; + } + if (pMsg->m_dwKeyCode != FWL_VKEY_Tab) + return; + + DispatchKeyEvent(pMsg); +} |