| // 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 |
| |
| #include "xfa/fwl/core/ifwl_tooltip.h" |
| |
| #include "third_party/base/ptr_util.h" |
| #include "xfa/fde/tto/fde_textout.h" |
| #include "xfa/fwl/core/cfwl_themebackground.h" |
| #include "xfa/fwl/core/cfwl_themepart.h" |
| #include "xfa/fwl/core/cfwl_themetext.h" |
| #include "xfa/fwl/core/fwl_noteimp.h" |
| #include "xfa/fwl/core/ifwl_themeprovider.h" |
| #include "xfa/fwl/core/ifwl_tooltip.h" |
| #include "xfa/fwl/theme/cfwl_widgettp.h" |
| |
| IFWL_ToolTip::IFWL_ToolTip(const IFWL_App* app, |
| std::unique_ptr<CFWL_WidgetProperties> properties, |
| IFWL_Widget* pOuter) |
| : IFWL_Form(app, std::move(properties), pOuter), |
| m_bBtnDown(false), |
| m_dwTTOStyles(FDE_TTOSTYLE_SingleLine), |
| m_iTTOAlign(FDE_TTOALIGNMENT_Center), |
| m_pTimerInfoShow(nullptr), |
| m_pTimerInfoHide(nullptr), |
| m_TimerShow(this), |
| m_TimerHide(this) { |
| m_rtClient.Set(0, 0, 0, 0); |
| m_rtCaption.Set(0, 0, 0, 0); |
| m_rtAnchor.Set(0, 0, 0, 0); |
| m_pProperties->m_dwStyles &= ~FWL_WGTSTYLE_Child; |
| m_pProperties->m_dwStyles |= FWL_WGTSTYLE_Popup; |
| } |
| |
| IFWL_ToolTip::~IFWL_ToolTip() {} |
| |
| FWL_Type IFWL_ToolTip::GetClassID() const { |
| return FWL_Type::ToolTip; |
| } |
| |
| FWL_Error IFWL_ToolTip::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) { |
| if (bAutoSize) { |
| rect.Set(0, 0, 0, 0); |
| if (!m_pProperties->m_pThemeProvider) { |
| m_pProperties->m_pThemeProvider = GetAvailableTheme(); |
| } |
| CFX_WideString wsCaption; |
| IFWL_ToolTipDP* pData = |
| static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider); |
| if (pData) { |
| pData->GetCaption(this, wsCaption); |
| } |
| int32_t iLen = wsCaption.GetLength(); |
| if (iLen > 0) { |
| CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider); |
| rect.Set(0, 0, sz.x, sz.y); |
| rect.width += 25; |
| rect.height += 16; |
| } |
| IFWL_Widget::GetWidgetRect(rect, true); |
| } else { |
| rect = m_pProperties->m_rtWidget; |
| } |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Error IFWL_ToolTip::Update() { |
| if (IsLocked()) { |
| return FWL_Error::Indefinite; |
| } |
| if (!m_pProperties->m_pThemeProvider) { |
| m_pProperties->m_pThemeProvider = GetAvailableTheme(); |
| } |
| UpdateTextOutStyles(); |
| GetClientRect(m_rtClient); |
| m_rtCaption = m_rtClient; |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Error IFWL_ToolTip::GetClientRect(CFX_RectF& rect) { |
| FX_FLOAT x = 0; |
| FX_FLOAT y = 0; |
| FX_FLOAT t = 0; |
| IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
| if (pTheme) { |
| CFWL_ThemePart part; |
| part.m_pWidget = this; |
| x = *static_cast<FX_FLOAT*>( |
| pTheme->GetCapacity(&part, CFWL_WidgetCapacity::CXBorder)); |
| y = *static_cast<FX_FLOAT*>( |
| pTheme->GetCapacity(&part, CFWL_WidgetCapacity::CYBorder)); |
| } |
| rect = m_pProperties->m_rtWidget; |
| rect.Offset(-rect.left, -rect.top); |
| rect.Deflate(x, t, x, y); |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Error IFWL_ToolTip::DrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| if (!pGraphics || !m_pProperties->m_pThemeProvider) |
| return FWL_Error::Indefinite; |
| |
| IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
| DrawBkground(pGraphics, pTheme, pMatrix); |
| DrawText(pGraphics, pTheme, pMatrix); |
| return FWL_Error::Succeeded; |
| } |
| |
| void IFWL_ToolTip::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 = m_pProperties->m_dwStates; |
| 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); |
| } |
| |
| void IFWL_ToolTip::DrawText(CFX_Graphics* pGraphics, |
| IFWL_ThemeProvider* pTheme, |
| const CFX_Matrix* pMatrix) { |
| if (!m_pProperties->m_pDataProvider) |
| return; |
| CFX_WideString wsCaption; |
| m_pProperties->m_pDataProvider->GetCaption(this, wsCaption); |
| if (wsCaption.IsEmpty()) { |
| return; |
| } |
| CFWL_ThemeText param; |
| param.m_pWidget = this; |
| param.m_iPart = CFWL_Part::Caption; |
| param.m_dwStates = m_pProperties->m_dwStates; |
| param.m_pGraphics = pGraphics; |
| if (pMatrix) { |
| param.m_matrix.Concat(*pMatrix); |
| } |
| param.m_rtPart = m_rtCaption; |
| param.m_wsText = wsCaption; |
| param.m_dwTTOStyles = m_dwTTOStyles; |
| param.m_iTTOAlign = m_iTTOAlign; |
| pTheme->DrawText(¶m); |
| } |
| |
| void IFWL_ToolTip::UpdateTextOutStyles() { |
| m_iTTOAlign = FDE_TTOALIGNMENT_Center; |
| m_dwTTOStyles = FDE_TTOSTYLE_SingleLine; |
| if (m_pProperties->m_dwStyleExes & FWL_WGTSTYLE_RTLReading) { |
| m_dwTTOStyles |= FDE_TTOSTYLE_RTL; |
| } |
| if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_TTP_Multiline) { |
| m_dwTTOStyles &= ~FDE_TTOSTYLE_SingleLine; |
| } |
| } |
| |
| void IFWL_ToolTip::SetAnchor(const CFX_RectF& rtAnchor) { |
| m_rtAnchor = rtAnchor; |
| } |
| |
| void IFWL_ToolTip::Show() { |
| IFWL_ToolTipDP* pData = |
| static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider); |
| int32_t nInitDelay = pData->GetInitialDelay(this); |
| if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible)) |
| m_pTimerInfoShow = m_TimerShow.StartTimer(nInitDelay, false); |
| } |
| |
| void IFWL_ToolTip::Hide() { |
| SetStates(FWL_WGTSTATE_Invisible, true); |
| if (m_pTimerInfoHide) { |
| m_pTimerInfoHide->StopTimer(); |
| m_pTimerInfoHide = nullptr; |
| } |
| if (m_pTimerInfoShow) { |
| m_pTimerInfoShow->StopTimer(); |
| m_pTimerInfoShow = nullptr; |
| } |
| } |
| |
| void IFWL_ToolTip::SetStates(uint32_t dwStates, bool bSet) { |
| if ((dwStates & FWL_WGTSTATE_Invisible) && !bSet) { |
| IFWL_ToolTipDP* pData = |
| static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider); |
| int32_t nAutoPopDelay = pData->GetAutoPopDelay(this); |
| m_pTimerInfoHide = m_TimerHide.StartTimer(nAutoPopDelay, false); |
| } |
| IFWL_Widget::SetStates(dwStates, bSet); |
| } |
| |
| void IFWL_ToolTip::RefreshToolTipPos() { |
| if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_TTP_NoAnchor) == 0) { |
| CFX_RectF rtPopup; |
| CFX_RectF rtWidget(m_pProperties->m_rtWidget); |
| CFX_RectF rtAnchor(m_rtAnchor); |
| rtPopup.Set(0, 0, 0, 0); |
| FX_FLOAT fx = rtAnchor.Center().x + 20; |
| FX_FLOAT fy = rtAnchor.Center().y + 20; |
| rtPopup.Set(fx, fy, rtWidget.Width(), rtWidget.Height()); |
| FX_FLOAT fScreenWidth = 0; |
| FX_FLOAT fScreenHeight = 0; |
| GetScreenSize(fScreenWidth, fScreenHeight); |
| if (rtPopup.bottom() > fScreenHeight) { |
| rtPopup.Offset(0, fScreenHeight - rtPopup.bottom()); |
| } |
| if (rtPopup.right() > fScreenWidth) { |
| rtPopup.Offset(fScreenWidth - rtPopup.right(), 0); |
| } |
| if (rtPopup.left < 0) { |
| rtPopup.Offset(0 - rtPopup.left, 0); |
| } |
| if (rtPopup.top < 0) { |
| rtPopup.Offset(0, 0 - rtPopup.top); |
| } |
| SetWidgetRect(rtPopup); |
| Update(); |
| } |
| } |
| |
| void IFWL_ToolTip::OnDrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| DrawWidget(pGraphics, pMatrix); |
| } |
| |
| IFWL_ToolTip::Timer::Timer(IFWL_ToolTip* pToolTip) : IFWL_Timer(pToolTip) {} |
| |
| void IFWL_ToolTip::Timer::Run(IFWL_TimerInfo* pTimerInfo) { |
| IFWL_ToolTip* pToolTip = static_cast<IFWL_ToolTip*>(m_pWidget); |
| |
| if (pToolTip->m_pTimerInfoShow == pTimerInfo && pToolTip->m_pTimerInfoShow) { |
| if (pToolTip->GetStates() & FWL_WGTSTATE_Invisible) { |
| pToolTip->SetStates(FWL_WGTSTATE_Invisible, false); |
| pToolTip->RefreshToolTipPos(); |
| pToolTip->m_pTimerInfoShow->StopTimer(); |
| pToolTip->m_pTimerInfoShow = nullptr; |
| return; |
| } |
| } |
| if (pToolTip->m_pTimerInfoHide == pTimerInfo && pToolTip->m_pTimerInfoHide) { |
| pToolTip->SetStates(FWL_WGTSTATE_Invisible, true); |
| pToolTip->m_pTimerInfoHide->StopTimer(); |
| pToolTip->m_pTimerInfoHide = nullptr; |
| } |
| } |