Merge the CFWL_*Imp classes into the IFWL_* classes.

This Cl merges the implementation classes up into the IFWL classes as the
intermediate classes were just acting as proxies.

Review-Url: https://chromiumcodereview.appspot.com/2432423002

1 files changed, 436 insertions, 0 deletions

diff --git a/xfa/fwl/core/ifwl_spinbutton.cpp b/xfa/fwl/core/ifwl_spinbutton.cpp
new file mode 100644
index 0000000000..dbba2f67f4
--- /dev/null
+++ b/xfa/fwl/core/ifwl_spinbutton.cpp
@@ -0,0 +1,436 @@
+// 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_spinbutton.h"
+
+#include "xfa/fwl/core/cfwl_message.h"
+#include "xfa/fwl/core/cfwl_themebackground.h"
+#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
+#include "xfa/fwl/core/fwl_noteimp.h"
+#include "xfa/fwl/core/ifwl_spinbutton.h"
+#include "xfa/fwl/core/ifwl_themeprovider.h"
+#include "xfa/fwl/core/ifwl_themeprovider.h"
+#include "xfa/fwl/core/ifwl_timer.h"
+
+namespace {
+
+const int kMinWidth = 18;
+const int kMinHeight = 32;
+const int kElapseTime = 200;
+
+}  // namespace
+
+// static
+IFWL_SpinButton* IFWL_SpinButton::Create(
+    const CFWL_WidgetImpProperties& properties,
+    IFWL_Widget* pOuter) {
+  return new IFWL_SpinButton(properties, nullptr);
+}
+
+IFWL_SpinButton::IFWL_SpinButton(const CFWL_WidgetImpProperties& properties,
+                                 IFWL_Widget* pOuter)
+    : IFWL_Widget(properties, pOuter),
+      m_dwUpState(CFWL_PartState_Normal),
+      m_dwDnState(CFWL_PartState_Normal),
+      m_iButtonIndex(0),
+      m_bLButtonDwn(FALSE),
+      m_pTimerInfo(nullptr) {
+  m_rtClient.Reset();
+  m_rtUpButton.Reset();
+  m_rtDnButton.Reset();
+  m_pProperties->m_dwStyleExes |= FWL_STYLEEXE_SPB_Vert;
+}
+
+IFWL_SpinButton::~IFWL_SpinButton() {}
+
+FWL_Error IFWL_SpinButton::GetClassName(CFX_WideString& wsClass) const {
+  wsClass = FWL_CLASS_SpinButton;
+  return FWL_Error::Succeeded;
+}
+
+FWL_Type IFWL_SpinButton::GetClassID() const {
+  return FWL_Type::SpinButton;
+}
+
+FWL_Error IFWL_SpinButton::Initialize() {
+  if (IFWL_Widget::Initialize() != FWL_Error::Succeeded)
+    return FWL_Error::Indefinite;
+
+  m_pDelegate = new CFWL_SpinButtonImpDelegate(this);
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_SpinButton::Finalize() {
+  delete m_pDelegate;
+  m_pDelegate = nullptr;
+  return IFWL_Widget::Finalize();
+}
+
+FWL_Error IFWL_SpinButton::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
+  if (bAutoSize) {
+    rect.Set(0, 0, kMinWidth, kMinHeight);
+    IFWL_Widget::GetWidgetRect(rect, TRUE);
+  } else {
+    rect = m_pProperties->m_rtWidget;
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_SpinButton::Update() {
+  if (IsLocked()) {
+    return FWL_Error::Indefinite;
+  }
+  GetClientRect(m_rtClient);
+  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXE_SPB_Vert) {
+    m_rtUpButton.Set(m_rtClient.top, m_rtClient.left, m_rtClient.width,
+                     m_rtClient.height / 2);
+    m_rtDnButton.Set(m_rtClient.left, m_rtClient.top + m_rtClient.height / 2,
+                     m_rtClient.width, m_rtClient.height / 2);
+  } else {
+    m_rtUpButton.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width / 2,
+                     m_rtClient.height);
+    m_rtDnButton.Set(m_rtClient.left + m_rtClient.width / 2, m_rtClient.top,
+                     m_rtClient.width / 2, m_rtClient.height);
+  }
+  return FWL_Error::Succeeded;
+}
+
+FWL_WidgetHit IFWL_SpinButton::HitTest(FX_FLOAT fx, FX_FLOAT fy) {
+  if (m_rtClient.Contains(fx, fy))
+    return FWL_WidgetHit::Client;
+  if (HasBorder() && (m_rtClient.Contains(fx, fy)))
+    return FWL_WidgetHit::Border;
+  if (HasEdge()) {
+    CFX_RectF rtEdge;
+    GetEdgeRect(rtEdge);
+    if (rtEdge.Contains(fx, fy))
+      return FWL_WidgetHit::Left;
+  }
+  if (m_rtUpButton.Contains(fx, fy))
+    return FWL_WidgetHit::UpButton;
+  if (m_rtDnButton.Contains(fx, fy))
+    return FWL_WidgetHit::DownButton;
+  return FWL_WidgetHit::Unknown;
+}
+
+FWL_Error IFWL_SpinButton::DrawWidget(CFX_Graphics* pGraphics,
+                                      const CFX_Matrix* pMatrix) {
+  if (!pGraphics)
+    return FWL_Error::Indefinite;
+  CFX_RectF rtClip(m_rtClient);
+  if (pMatrix) {
+    pMatrix->TransformRect(rtClip);
+  }
+  IFWL_ThemeProvider* pTheme = GetAvailableTheme();
+  if (HasBorder()) {
+    DrawBorder(pGraphics, CFWL_Part::Border, pTheme, pMatrix);
+  }
+  if (HasEdge()) {
+    DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix);
+  }
+  DrawUpButton(pGraphics, pTheme, pMatrix);
+  DrawDownButton(pGraphics, pTheme, pMatrix);
+  return FWL_Error::Succeeded;
+}
+
+void IFWL_SpinButton::Run(IFWL_TimerInfo* pTimerInfo) {
+  if (!m_pTimerInfo)
+    return;
+
+  CFWL_EvtSpbClick wmPosChanged;
+  wmPosChanged.m_pSrcTarget = this;
+  wmPosChanged.m_bUp = m_iButtonIndex == 0;
+  DispatchEvent(&wmPosChanged);
+}
+
+FWL_Error IFWL_SpinButton::EnableButton(FX_BOOL bEnable, FX_BOOL bUp) {
+  if (bUp) {
+    if (bEnable) {
+      m_dwUpState = CFWL_PartState_Normal;
+    } else {
+      m_dwUpState = CFWL_PartState_Disabled;
+    }
+  } else {
+    if (bEnable) {
+      m_dwDnState = CFWL_PartState_Normal;
+    } else {
+      m_dwDnState = CFWL_PartState_Disabled;
+    }
+  }
+  return FWL_Error::Succeeded;
+}
+
+FX_BOOL IFWL_SpinButton::IsButtonEnable(FX_BOOL bUp) {
+  if (bUp) {
+    return (m_dwUpState != CFWL_PartState_Disabled);
+  }
+  return (m_dwDnState != CFWL_PartState_Disabled);
+}
+
+void IFWL_SpinButton::DrawUpButton(CFX_Graphics* pGraphics,
+                                   IFWL_ThemeProvider* pTheme,
+                                   const CFX_Matrix* pMatrix) {
+  CFWL_ThemeBackground params;
+  params.m_pWidget = this;
+  params.m_iPart = CFWL_Part::UpButton;
+  params.m_pGraphics = pGraphics;
+  params.m_dwStates = m_dwUpState + 1;
+  if (pMatrix) {
+    params.m_matrix.Concat(*pMatrix);
+  }
+  params.m_rtPart = m_rtUpButton;
+  pTheme->DrawBackground(&params);
+}
+
+void IFWL_SpinButton::DrawDownButton(CFX_Graphics* pGraphics,
+                                     IFWL_ThemeProvider* pTheme,
+                                     const CFX_Matrix* pMatrix) {
+  CFWL_ThemeBackground params;
+  params.m_pWidget = this;
+  params.m_iPart = CFWL_Part::DownButton;
+  params.m_pGraphics = pGraphics;
+  params.m_dwStates = m_dwDnState + 1;
+  if (pMatrix) {
+    params.m_matrix.Concat(*pMatrix);
+  }
+  params.m_rtPart = m_rtDnButton;
+  pTheme->DrawBackground(&params);
+}
+
+CFWL_SpinButtonImpDelegate::CFWL_SpinButtonImpDelegate(IFWL_SpinButton* pOwner)
+    : m_pOwner(pOwner) {}
+
+void CFWL_SpinButtonImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
+  if (!pMessage)
+    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_WidgetImpDelegate::OnProcessMessage(pMessage);
+}
+
+void CFWL_SpinButtonImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {}
+
+void CFWL_SpinButtonImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
+                                              const CFX_Matrix* pMatrix) {
+  m_pOwner->DrawWidget(pGraphics, pMatrix);
+}
+
+void CFWL_SpinButtonImpDelegate::OnFocusChanged(CFWL_Message* pMsg,
+                                                FX_BOOL bSet) {
+  if (bSet) {
+    m_pOwner->m_pProperties->m_dwStates |= (FWL_WGTSTATE_Focused);
+  } else {
+    m_pOwner->m_pProperties->m_dwStates &= ~(FWL_WGTSTATE_Focused);
+  }
+  m_pOwner->Repaint(&m_pOwner->m_rtClient);
+}
+
+void CFWL_SpinButtonImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) {
+  m_pOwner->m_bLButtonDwn = TRUE;
+  m_pOwner->SetGrab(TRUE);
+  m_pOwner->SetFocus(TRUE);
+  if (!m_pOwner->m_pProperties->m_pDataProvider)
+    return;
+  FX_BOOL bUpPress = (m_pOwner->m_rtUpButton.Contains(pMsg->m_fx, pMsg->m_fy) &&
+                      m_pOwner->IsButtonEnable(TRUE));
+  FX_BOOL bDnPress = (m_pOwner->m_rtDnButton.Contains(pMsg->m_fx, pMsg->m_fy) &&
+                      m_pOwner->IsButtonEnable(FALSE));
+  if (!bUpPress && !bDnPress) {
+    return;
+  }
+  if (bUpPress) {
+    m_pOwner->m_iButtonIndex = 0;
+    m_pOwner->m_dwUpState = CFWL_PartState_Pressed;
+  }
+  if (bDnPress) {
+    m_pOwner->m_iButtonIndex = 1;
+    m_pOwner->m_dwDnState = CFWL_PartState_Pressed;
+  }
+  CFWL_EvtSpbClick wmPosChanged;
+  wmPosChanged.m_pSrcTarget = m_pOwner;
+  wmPosChanged.m_bUp = bUpPress;
+  m_pOwner->DispatchEvent(&wmPosChanged);
+  m_pOwner->Repaint(bUpPress ? &m_pOwner->m_rtUpButton
+                             : &m_pOwner->m_rtDnButton);
+  m_pOwner->m_pTimerInfo = m_pOwner->StartTimer(kElapseTime, true);
+}
+
+void CFWL_SpinButtonImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) {
+  if (m_pOwner->m_pProperties->m_dwStates & CFWL_PartState_Disabled) {
+    return;
+  }
+  m_pOwner->m_bLButtonDwn = FALSE;
+  m_pOwner->SetGrab(FALSE);
+  m_pOwner->SetFocus(FALSE);
+  if (m_pOwner->m_pTimerInfo) {
+    m_pOwner->m_pTimerInfo->StopTimer();
+    m_pOwner->m_pTimerInfo = nullptr;
+  }
+  FX_BOOL bRepaint = FALSE;
+  CFX_RectF rtInvalidate;
+  if (m_pOwner->m_dwUpState == CFWL_PartState_Pressed &&
+      m_pOwner->IsButtonEnable(TRUE)) {
+    m_pOwner->m_dwUpState = CFWL_PartState_Normal;
+    bRepaint = TRUE;
+    rtInvalidate = m_pOwner->m_rtUpButton;
+  } else if (m_pOwner->m_dwDnState == CFWL_PartState_Pressed &&
+             m_pOwner->IsButtonEnable(FALSE)) {
+    m_pOwner->m_dwDnState = CFWL_PartState_Normal;
+    bRepaint = TRUE;
+    rtInvalidate = m_pOwner->m_rtDnButton;
+  }
+  if (bRepaint) {
+    m_pOwner->Repaint(&rtInvalidate);
+  }
+}
+
+void CFWL_SpinButtonImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {
+  if (!m_pOwner->m_pProperties->m_pDataProvider)
+    return;
+  if (m_pOwner->m_bLButtonDwn) {
+    return;
+  }
+  FX_BOOL bRepaint = FALSE;
+  CFX_RectF rtInvlidate;
+  rtInvlidate.Reset();
+  if (m_pOwner->m_rtUpButton.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    if (m_pOwner->IsButtonEnable(TRUE)) {
+      if (m_pOwner->m_dwUpState == CFWL_PartState_Hovered) {
+        m_pOwner->m_dwUpState = CFWL_PartState_Hovered;
+        bRepaint = TRUE;
+        rtInvlidate = m_pOwner->m_rtUpButton;
+      }
+      if (m_pOwner->m_dwDnState != CFWL_PartState_Normal &&
+          m_pOwner->IsButtonEnable(FALSE)) {
+        m_pOwner->m_dwDnState = CFWL_PartState_Normal;
+        if (bRepaint) {
+          rtInvlidate.Union(m_pOwner->m_rtDnButton);
+        } else {
+          rtInvlidate = m_pOwner->m_rtDnButton;
+        }
+        bRepaint = TRUE;
+      }
+    }
+    if (!m_pOwner->IsButtonEnable(FALSE)) {
+      m_pOwner->EnableButton(FALSE, FALSE);
+    }
+  } else if (m_pOwner->m_rtDnButton.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    if (m_pOwner->IsButtonEnable(FALSE)) {
+      if (m_pOwner->m_dwDnState != CFWL_PartState_Hovered) {
+        m_pOwner->m_dwDnState = CFWL_PartState_Hovered;
+        bRepaint = TRUE;
+        rtInvlidate = m_pOwner->m_rtDnButton;
+      }
+      if (m_pOwner->m_dwUpState != CFWL_PartState_Normal &&
+          m_pOwner->IsButtonEnable(TRUE)) {
+        m_pOwner->m_dwUpState = CFWL_PartState_Normal;
+        if (bRepaint) {
+          rtInvlidate.Union(m_pOwner->m_rtUpButton);
+        } else {
+          rtInvlidate = m_pOwner->m_rtUpButton;
+        }
+        bRepaint = TRUE;
+      }
+    }
+  } else if (m_pOwner->m_dwUpState != CFWL_PartState_Normal ||
+             m_pOwner->m_dwDnState != CFWL_PartState_Normal) {
+    if (m_pOwner->m_dwUpState != CFWL_PartState_Normal) {
+      m_pOwner->m_dwUpState = CFWL_PartState_Normal;
+      bRepaint = TRUE;
+      rtInvlidate = m_pOwner->m_rtUpButton;
+    }
+    if (m_pOwner->m_dwDnState != CFWL_PartState_Normal) {
+      m_pOwner->m_dwDnState = CFWL_PartState_Normal;
+      if (bRepaint) {
+        rtInvlidate.Union(m_pOwner->m_rtDnButton);
+      } else {
+        rtInvlidate = m_pOwner->m_rtDnButton;
+      }
+      bRepaint = TRUE;
+    }
+  }
+  if (bRepaint) {
+    m_pOwner->Repaint(&rtInvlidate);
+  }
+}
+
+void CFWL_SpinButtonImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) {
+  if (!pMsg)
+    return;
+  if (m_pOwner->m_dwUpState != CFWL_PartState_Normal &&
+      m_pOwner->IsButtonEnable(TRUE)) {
+    m_pOwner->m_dwUpState = CFWL_PartState_Normal;
+  }
+  if (m_pOwner->m_dwDnState != CFWL_PartState_Normal &&
+      m_pOwner->IsButtonEnable(FALSE)) {
+    m_pOwner->m_dwDnState = CFWL_PartState_Normal;
+  }
+  m_pOwner->Repaint(&m_pOwner->m_rtClient);
+}
+
+void CFWL_SpinButtonImpDelegate::OnKeyDown(CFWL_MsgKey* pMsg) {
+  if (!m_pOwner->m_pProperties->m_pDataProvider)
+    return;
+  FX_BOOL bUp =
+      pMsg->m_dwKeyCode == FWL_VKEY_Up || pMsg->m_dwKeyCode == FWL_VKEY_Left;
+  FX_BOOL bDown =
+      pMsg->m_dwKeyCode == FWL_VKEY_Down || pMsg->m_dwKeyCode == FWL_VKEY_Right;
+  if (!bUp && !bDown) {
+    return;
+  }
+  FX_BOOL bUpEnable = m_pOwner->IsButtonEnable(TRUE);
+  FX_BOOL bDownEnable = m_pOwner->IsButtonEnable(FALSE);
+  if (!bUpEnable && !bDownEnable) {
+    return;
+  }
+  CFWL_EvtSpbClick wmPosChanged;
+  wmPosChanged.m_pSrcTarget = m_pOwner;
+  wmPosChanged.m_bUp = bUpEnable;
+  m_pOwner->DispatchEvent(&wmPosChanged);
+  m_pOwner->Repaint(bUpEnable ? &m_pOwner->m_rtUpButton
+                              : &m_pOwner->m_rtDnButton);
+}