1 files changed, 293 insertions, 0 deletions
diff --git a/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp b/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp
new file mode 100644
index 0000000000..63966ba4c8
--- /dev/null
+++ b/xfa/src/fwl/basewidget/fwl_tooltipctrlimp.cpp
@@ -0,0 +1,293 @@
+// 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/src/fwl/basewidget/fwl_tooltipctrlimp.h"
+
+#include "xfa/include/fwl/basewidget/fwl_tooltipctrl.h"
+#include "xfa/include/fwl/core/fwl_theme.h"
+#include "xfa/src/fdp/include/fde_tto.h"
+#include "xfa/src/fwl/core/fwl_formimp.h"
+#include "xfa/src/fwl/core/fwl_noteimp.h"
+#include "xfa/src/fwl/core/fwl_panelimp.h"
+#include "xfa/src/fwl/core/fwl_targetimp.h"
+#include "xfa/src/fwl/core/fwl_widgetimp.h"
+
+// static
+IFWL_ToolTip* IFWL_ToolTip::Create(const CFWL_WidgetImpProperties& properties,
+                                   IFWL_Widget* pOuter) {
+  IFWL_ToolTip* pToolTip = new IFWL_ToolTip;
+  CFWL_ToolTipImp* pToolTipImpl = new CFWL_ToolTipImp(properties, pOuter);
+  pToolTip->SetImpl(pToolTipImpl);
+  pToolTipImpl->SetInterface(pToolTip);
+  return pToolTip;
+}
+FWL_ERR IFWL_ToolTip::SetAnchor(const CFX_RectF& rtAnchor) {
+  return static_cast<CFWL_ToolTipImp*>(GetImpl())->SetAnchor(rtAnchor);
+}
+FWL_ERR IFWL_ToolTip::Show() {
+  return static_cast<CFWL_ToolTipImp*>(GetImpl())->Show();
+}
+FWL_ERR IFWL_ToolTip::Hide() {
+  return static_cast<CFWL_ToolTipImp*>(GetImpl())->Hide();
+}
+IFWL_ToolTip::IFWL_ToolTip() {}
+CFWL_ToolTipImp::CFWL_ToolTipImp(const CFWL_WidgetImpProperties& properties,
+                                 IFWL_Widget* pOuter)
+    : CFWL_FormImp(properties, pOuter),
+      m_bBtnDown(FALSE),
+      m_dwTTOStyles(FDE_TTOSTYLE_SingleLine),
+      m_iTTOAlign(FDE_TTOALIGNMENT_Center),
+      m_hTimerShow(NULL),
+      m_hTimerHide(NULL),
+      m_pTimer(NULL) {
+  m_rtClient.Set(0, 0, 0, 0);
+  m_rtCaption.Set(0, 0, 0, 0);
+  m_rtAnchor.Set(0, 0, 0, 0);
+  m_TimerShow.m_pToolTip = this;
+  m_TimerHide.m_pToolTip = this;
+}
+CFWL_ToolTipImp::~CFWL_ToolTipImp() {
+  if (m_pTimer) {
+    delete m_pTimer;
+    m_pTimer = NULL;
+  }
+}
+FWL_ERR CFWL_ToolTipImp::GetClassName(CFX_WideString& wsClass) const {
+  wsClass = FWL_CLASS_ToolTip;
+  return FWL_ERR_Succeeded;
+}
+FX_DWORD CFWL_ToolTipImp::GetClassID() const {
+  return FWL_CLASSHASH_ToolTip;
+}
+FWL_ERR CFWL_ToolTipImp::Initialize() {
+  m_pProperties->m_dwStyles |= FWL_WGTSTYLE_Popup;
+  m_pProperties->m_dwStyles &= ~FWL_WGTSTYLE_Child;
+  if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded)
+    return FWL_ERR_Indefinite;
+  m_pDelegate = new CFWL_ToolTipImpDelegate(this);
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ToolTipImp::Finalize() {
+  delete m_pDelegate;
+  m_pDelegate = nullptr;
+  return CFWL_WidgetImp::Finalize();
+}
+FWL_ERR CFWL_ToolTipImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
+  if (bAutoSize) {
+    rect.Set(0, 0, 0, 0);
+    if (m_pProperties->m_pThemeProvider == NULL) {
+      m_pProperties->m_pThemeProvider = GetAvailableTheme();
+    }
+    CFX_WideString wsCaption;
+    IFWL_ToolTipDP* pData =
+        static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
+    if (pData) {
+      pData->GetCaption(m_pInterface, 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 += FWL_WGTCAPACITY_CXBorder * 25;
+      rect.height += FWL_WGTCAPACITY_CYBorder * 8;
+    }
+    CFWL_WidgetImp::GetWidgetRect(rect, TRUE);
+  } else {
+    rect = m_pProperties->m_rtWidget;
+  }
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ToolTipImp::Update() {
+  if (IsLocked()) {
+    return FWL_ERR_Indefinite;
+  }
+  if (!m_pProperties->m_pThemeProvider) {
+    m_pProperties->m_pThemeProvider = GetAvailableTheme();
+  }
+  UpdateTextOutStyles();
+  GetClientRect(m_rtClient);
+  m_rtCaption = m_rtClient;
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ToolTipImp::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 = m_pInterface;
+    x = *static_cast<FX_FLOAT*>(
+        pTheme->GetCapacity(&part, FWL_WGTCAPACITY_CXBorder));
+    y = *static_cast<FX_FLOAT*>(
+        pTheme->GetCapacity(&part, FWL_WGTCAPACITY_CYBorder));
+  }
+  rect = m_pProperties->m_rtWidget;
+  rect.Offset(-rect.left, -rect.top);
+  rect.Deflate(x, t, x, y);
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ToolTipImp::DrawWidget(CFX_Graphics* pGraphics,
+                                    const CFX_Matrix* pMatrix) {
+  IFWL_ToolTipTarget* toolTipTarget =
+      CFWL_ToolTipContainer::getInstance()->GetCurrentToolTipTarget();
+  if (toolTipTarget && !toolTipTarget->UseDefaultTheme()) {
+    return toolTipTarget->DrawToolTip(pGraphics, pMatrix, m_pInterface);
+  }
+  if (!pGraphics)
+    return FWL_ERR_Indefinite;
+  if (!m_pProperties->m_pThemeProvider)
+    return FWL_ERR_Indefinite;
+  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
+  DrawBkground(pGraphics, pTheme, pMatrix);
+  DrawText(pGraphics, pTheme, pMatrix);
+  return FWL_ERR_Succeeded;
+}
+void CFWL_ToolTipImp::DrawBkground(CFX_Graphics* pGraphics,
+                                   IFWL_ThemeProvider* pTheme,
+                                   const CFX_Matrix* pMatrix) {
+  CFWL_ThemeBackground param;
+  param.m_pWidget = m_pInterface;
+  param.m_iPart = FWL_PART_TTP_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(&param);
+}
+void CFWL_ToolTipImp::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(m_pInterface, wsCaption);
+  if (wsCaption.IsEmpty()) {
+    return;
+  }
+  CFWL_ThemeText param;
+  param.m_pWidget = m_pInterface;
+  param.m_iPart = FWL_PART_TTP_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(&param);
+}
+void CFWL_ToolTipImp::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;
+  }
+}
+FWL_ERR CFWL_ToolTipImp::SetAnchor(const CFX_RectF& rtAnchor) {
+  m_rtAnchor = rtAnchor;
+  return TRUE;
+}
+FWL_ERR CFWL_ToolTipImp::Show() {
+  IFWL_ToolTipDP* pData =
+      static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
+  int32_t nInitDelay = pData->GetInitialDelay(m_pInterface);
+  if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Invisible)) {
+    m_hTimerShow = FWL_StartTimer(&m_TimerShow, nInitDelay, FALSE);
+  }
+  return TRUE;
+}
+FWL_ERR CFWL_ToolTipImp::Hide() {
+  SetStates(FWL_WGTSTATE_Invisible, TRUE);
+  if (m_hTimerHide) {
+    FWL_StopTimer(m_hTimerHide);
+    m_hTimerHide = NULL;
+  }
+  if (m_hTimerShow) {
+    FWL_StopTimer(m_hTimerShow);
+    m_hTimerShow = NULL;
+  }
+  return TRUE;
+}
+FWL_ERR CFWL_ToolTipImp::SetStates(FX_DWORD dwStates, FX_BOOL bSet) {
+  if ((dwStates & FWL_WGTSTATE_Invisible) && !bSet) {
+    IFWL_ToolTipDP* pData =
+        static_cast<IFWL_ToolTipDP*>(m_pProperties->m_pDataProvider);
+    int32_t nAutoPopDelay = pData->GetAutoPopDelay(m_pInterface);
+    m_hTimerHide = FWL_StartTimer(&m_TimerHide, nAutoPopDelay, FALSE);
+  }
+  return CFWL_WidgetImp::SetStates(dwStates, bSet);
+}
+void CFWL_ToolTipImp::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();
+  }
+}
+CFWL_ToolTipImp::CFWL_ToolTipTimer::CFWL_ToolTipTimer(CFWL_ToolTipImp* pToolTip)
+    : m_pToolTip(pToolTip) {}
+int32_t CFWL_ToolTipImp::CFWL_ToolTipTimer::Run(FWL_HTIMER hTimer) {
+  if (m_pToolTip->m_hTimerShow == hTimer && m_pToolTip->m_hTimerShow) {
+    if (m_pToolTip->GetStates() & FWL_WGTSTATE_Invisible) {
+      m_pToolTip->SetStates(FWL_WGTSTATE_Invisible, FALSE);
+      m_pToolTip->RefreshToolTipPos();
+      FWL_StopTimer(m_pToolTip->m_hTimerShow);
+      m_pToolTip->m_hTimerShow = NULL;
+      return TRUE;
+    }
+  }
+  if (m_pToolTip->m_hTimerHide == hTimer && m_pToolTip->m_hTimerHide) {
+    m_pToolTip->SetStates(FWL_WGTSTATE_Invisible, TRUE);
+    FWL_StopTimer(m_pToolTip->m_hTimerHide);
+    m_pToolTip->m_hTimerHide = NULL;
+    return TRUE;
+  }
+  return TRUE;
+}
+CFWL_ToolTipImpDelegate::CFWL_ToolTipImpDelegate(CFWL_ToolTipImp* pOwner)
+    : m_pOwner(pOwner) {}
+int32_t CFWL_ToolTipImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
+  return CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
+}
+FWL_ERR CFWL_ToolTipImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
+  return FWL_ERR_Succeeded;
+}
+FWL_ERR CFWL_ToolTipImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
+                                              const CFX_Matrix* pMatrix) {
+  return m_pOwner->DrawWidget(pGraphics, pMatrix);
+}