| // 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/basewidget/fwl_comboboximp.h" |
| |
| #include "xfa/fde/cfde_txtedtengine.h" |
| #include "xfa/fde/tto/fde_textout.h" |
| #include "xfa/fwl/basewidget/fwl_editimp.h" |
| #include "xfa/fwl/basewidget/fwl_formproxyimp.h" |
| #include "xfa/fwl/basewidget/fwl_listboximp.h" |
| #include "xfa/fwl/basewidget/fwl_scrollbarimp.h" |
| #include "xfa/fwl/core/cfwl_message.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/cfwl_widgetmgr.h" |
| #include "xfa/fwl/core/fwl_appimp.h" |
| #include "xfa/fwl/core/fwl_formimp.h" |
| #include "xfa/fwl/core/fwl_noteimp.h" |
| #include "xfa/fwl/core/fwl_widgetimp.h" |
| #include "xfa/fwl/core/ifwl_app.h" |
| #include "xfa/fwl/core/ifwl_themeprovider.h" |
| |
| // static |
| IFWL_ComboBox* IFWL_ComboBox::Create( |
| const CFWL_WidgetImpProperties& properties) { |
| IFWL_ComboBox* pComboBox = new IFWL_ComboBox; |
| CFWL_ComboBoxImp* pComboBoxImpl = new CFWL_ComboBoxImp(properties, nullptr); |
| pComboBox->SetImpl(pComboBoxImpl); |
| pComboBoxImpl->SetInterface(pComboBox); |
| return pComboBox; |
| } |
| IFWL_ComboBox::IFWL_ComboBox() {} |
| int32_t IFWL_ComboBox::GetCurSel() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetCurSel(); |
| } |
| FWL_Error IFWL_ComboBox::SetCurSel(int32_t iSel) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetCurSel(iSel); |
| } |
| FWL_Error IFWL_ComboBox::SetEditText(const CFX_WideString& wsText) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetEditText(wsText); |
| } |
| int32_t IFWL_ComboBox::GetEditTextLength() const { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetEditTextLength(); |
| } |
| FWL_Error IFWL_ComboBox::GetEditText(CFX_WideString& wsText, |
| int32_t nStart, |
| int32_t nCount) const { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl()) |
| ->GetEditText(wsText, nStart, nCount); |
| } |
| FWL_Error IFWL_ComboBox::SetEditSelRange(int32_t nStart, int32_t nCount) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl()) |
| ->SetEditSelRange(nStart, nCount); |
| } |
| int32_t IFWL_ComboBox::GetEditSelRange(int32_t nIndex, int32_t& nStart) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl()) |
| ->GetEditSelRange(nIndex, nStart); |
| } |
| int32_t IFWL_ComboBox::GetEditLimit() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetEditLimit(); |
| } |
| FWL_Error IFWL_ComboBox::SetEditLimit(int32_t nLimit) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->SetEditLimit(nLimit); |
| } |
| FWL_Error IFWL_ComboBox::EditDoClipboard(int32_t iCmd) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDoClipboard(iCmd); |
| } |
| FX_BOOL IFWL_ComboBox::EditRedo(const IFDE_TxtEdtDoRecord* pRecord) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditRedo(pRecord); |
| } |
| FX_BOOL IFWL_ComboBox::EditUndo(const IFDE_TxtEdtDoRecord* pRecord) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditUndo(pRecord); |
| } |
| IFWL_ListBox* IFWL_ComboBox::GetListBoxt() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetListBoxt(); |
| } |
| FX_BOOL IFWL_ComboBox::AfterFocusShowDropList() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->AfterFocusShowDropList(); |
| } |
| FWL_Error IFWL_ComboBox::OpenDropDownList(FX_BOOL bActivate) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->OpenDropDownList(bActivate); |
| } |
| FX_BOOL IFWL_ComboBox::EditCanUndo() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanUndo(); |
| } |
| FX_BOOL IFWL_ComboBox::EditCanRedo() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanRedo(); |
| } |
| FX_BOOL IFWL_ComboBox::EditUndo() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditUndo(); |
| } |
| FX_BOOL IFWL_ComboBox::EditRedo() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditRedo(); |
| } |
| FX_BOOL IFWL_ComboBox::EditCanCopy() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanCopy(); |
| } |
| FX_BOOL IFWL_ComboBox::EditCanCut() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanCut(); |
| } |
| FX_BOOL IFWL_ComboBox::EditCanSelectAll() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCanSelectAll(); |
| } |
| FX_BOOL IFWL_ComboBox::EditCopy(CFX_WideString& wsCopy) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCopy(wsCopy); |
| } |
| FX_BOOL IFWL_ComboBox::EditCut(CFX_WideString& wsCut) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditCut(wsCut); |
| } |
| FX_BOOL IFWL_ComboBox::EditPaste(const CFX_WideString& wsPaste) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditPaste(wsPaste); |
| } |
| FX_BOOL IFWL_ComboBox::EditSelectAll() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditSelectAll(); |
| } |
| FX_BOOL IFWL_ComboBox::EditDelete() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDelete(); |
| } |
| FX_BOOL IFWL_ComboBox::EditDeSelect() { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->EditDeSelect(); |
| } |
| FWL_Error IFWL_ComboBox::GetBBox(CFX_RectF& rect) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl())->GetBBox(rect); |
| } |
| FWL_Error IFWL_ComboBox::EditModifyStylesEx(uint32_t dwStylesExAdded, |
| uint32_t dwStylesExRemoved) { |
| return static_cast<CFWL_ComboBoxImp*>(GetImpl()) |
| ->EditModifyStylesEx(dwStylesExAdded, dwStylesExRemoved); |
| } |
| |
| CFWL_ComboEditImp::CFWL_ComboEditImp(const CFWL_WidgetImpProperties& properties, |
| IFWL_Widget* pOuter) |
| : CFWL_EditImp(properties, pOuter) { |
| m_pOuter = static_cast<CFWL_ComboBoxImp*>(pOuter->GetImpl()); |
| } |
| |
| CFWL_ComboEditImpDelegate::CFWL_ComboEditImpDelegate(CFWL_ComboEditImp* pOwner) |
| : CFWL_EditImpDelegate(pOwner), m_pOwner(pOwner) {} |
| |
| void CFWL_ComboEditImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { |
| if (!pMessage) |
| return; |
| |
| FX_BOOL backDefault = TRUE; |
| switch (pMessage->GetClassID()) { |
| case CFWL_MessageType::SetFocus: { |
| m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; |
| backDefault = FALSE; |
| break; |
| } |
| case CFWL_MessageType::KillFocus: { |
| m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; |
| backDefault = FALSE; |
| break; |
| } |
| case CFWL_MessageType::Mouse: { |
| CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); |
| if ((pMsg->m_dwCmd == FWL_MouseCommand::LeftButtonDown) && |
| ((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0)) { |
| m_pOwner->SetSelected(); |
| m_pOwner->SetComboBoxFocus(TRUE); |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| if (backDefault) |
| CFWL_EditImpDelegate::OnProcessMessage(pMessage); |
| } |
| |
| void CFWL_ComboEditImp::ClearSelected() { |
| ClearSelections(); |
| Repaint(&m_rtClient); |
| } |
| void CFWL_ComboEditImp::SetSelected() { |
| FlagFocus(TRUE); |
| EndCaret(); |
| AddSelRange(0); |
| } |
| void CFWL_ComboEditImp::EndCaret() { |
| m_pEdtEngine->MoveCaretPos(MC_End); |
| } |
| void CFWL_ComboEditImp::FlagFocus(FX_BOOL bSet) { |
| if (bSet) { |
| m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; |
| } else { |
| m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; |
| ShowCaret(FALSE); |
| } |
| } |
| void CFWL_ComboEditImp::SetComboBoxFocus(FX_BOOL bSet) { |
| m_pOuter->SetFocus(bSet); |
| } |
| CFWL_ComboListImp::CFWL_ComboListImp(const CFWL_WidgetImpProperties& properties, |
| IFWL_Widget* pOuter) |
| : CFWL_ListBoxImp(properties, pOuter), m_bNotifyOwner(TRUE) { |
| ASSERT(pOuter); |
| } |
| FWL_Error CFWL_ComboListImp::Initialize() { |
| if (CFWL_ListBoxImp::Initialize() != FWL_Error::Succeeded) |
| return FWL_Error::Indefinite; |
| delete m_pDelegate; |
| m_pDelegate = new CFWL_ComboListImpDelegate(this); |
| return FWL_Error::Succeeded; |
| } |
| FWL_Error CFWL_ComboListImp::Finalize() { |
| delete m_pDelegate; |
| m_pDelegate = nullptr; |
| return CFWL_ListBoxImp::Finalize(); |
| } |
| int32_t CFWL_ComboListImp::MatchItem(const CFX_WideString& wsMatch) { |
| if (wsMatch.IsEmpty()) { |
| return -1; |
| } |
| if (!m_pProperties->m_pDataProvider) |
| return -1; |
| IFWL_ListBoxDP* pData = |
| static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider); |
| int32_t iCount = pData->CountItems(m_pInterface); |
| for (int32_t i = 0; i < iCount; i++) { |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, i); |
| CFX_WideString wsText; |
| pData->GetItemText(m_pInterface, hItem, wsText); |
| FX_STRSIZE pos = wsText.Find(wsMatch.c_str()); |
| if (!pos) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| void CFWL_ComboListImp::ChangeSelected(int32_t iSel) { |
| if (!m_pProperties->m_pDataProvider) |
| return; |
| IFWL_ListBoxDP* pData = |
| static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, iSel); |
| CFX_RectF rtInvalidate; |
| rtInvalidate.Reset(); |
| IFWL_ListItem* hOld = GetSelItem(0); |
| int32_t iOld = pData->GetItemIndex(m_pInterface, hOld); |
| if (iOld == iSel) { |
| return; |
| } else if (iOld > -1) { |
| GetItemRect(iOld, rtInvalidate); |
| SetSelItem(hOld, FALSE); |
| } |
| if (hItem) { |
| CFX_RectF rect; |
| GetItemRect(iSel, rect); |
| rtInvalidate.Union(rect); |
| IFWL_ListItem* hSel = pData->GetItem(m_pInterface, iSel); |
| SetSelItem(hSel, TRUE); |
| } |
| if (!rtInvalidate.IsEmpty()) { |
| Repaint(&rtInvalidate); |
| } |
| } |
| int32_t CFWL_ComboListImp::CountItems() { |
| IFWL_ListBoxDP* pData = |
| static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider); |
| return pData ? pData->CountItems(m_pInterface) : 0; |
| } |
| void CFWL_ComboListImp::GetItemRect(int32_t nIndex, CFX_RectF& rtItem) { |
| IFWL_ListBoxDP* pData = |
| static_cast<IFWL_ListBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, nIndex); |
| pData->GetItemRect(m_pInterface, hItem, rtItem); |
| } |
| void CFWL_ComboListImp::ClientToOuter(FX_FLOAT& fx, FX_FLOAT& fy) { |
| fx += m_pProperties->m_rtWidget.left, fy += m_pProperties->m_rtWidget.top; |
| IFWL_Widget* pOwner = GetOwner(); |
| if (!pOwner) |
| return; |
| pOwner->TransformTo(m_pOuter, fx, fy); |
| } |
| void CFWL_ComboListImp::SetFocus(FX_BOOL bSet) { |
| CFWL_WidgetImp::SetFocus(bSet); |
| } |
| |
| CFWL_ComboListImpDelegate::CFWL_ComboListImpDelegate(CFWL_ComboListImp* pOwner) |
| : CFWL_ListBoxImpDelegate(pOwner), m_pOwner(pOwner) {} |
| |
| void CFWL_ComboListImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { |
| if (!pMessage) |
| return; |
| |
| CFWL_MessageType dwHashCode = pMessage->GetClassID(); |
| FX_BOOL backDefault = TRUE; |
| if (dwHashCode == CFWL_MessageType::SetFocus || |
| dwHashCode == CFWL_MessageType::KillFocus) { |
| OnDropListFocusChanged(pMessage, dwHashCode == CFWL_MessageType::SetFocus); |
| } else if (dwHashCode == CFWL_MessageType::Mouse) { |
| CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); |
| if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) { |
| CFX_RectF rect; |
| m_pOwner->m_pVertScrollBar->GetWidgetRect(rect); |
| if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| pMsg->m_fx -= rect.left; |
| pMsg->m_fy -= rect.top; |
| IFWL_WidgetDelegate* pDelegate = |
| m_pOwner->m_pVertScrollBar->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(pMsg); |
| return; |
| } |
| } |
| switch (pMsg->m_dwCmd) { |
| case FWL_MouseCommand::Move: { |
| backDefault = FALSE; |
| OnDropListMouseMove(pMsg); |
| break; |
| } |
| case FWL_MouseCommand::LeftButtonDown: { |
| backDefault = FALSE; |
| OnDropListLButtonDown(pMsg); |
| break; |
| } |
| case FWL_MouseCommand::LeftButtonUp: { |
| backDefault = FALSE; |
| OnDropListLButtonUp(pMsg); |
| break; |
| } |
| default: |
| break; |
| } |
| } else if (dwHashCode == CFWL_MessageType::Key) { |
| backDefault = !OnDropListKey(static_cast<CFWL_MsgKey*>(pMessage)); |
| } |
| if (backDefault) |
| CFWL_ListBoxImpDelegate::OnProcessMessage(pMessage); |
| } |
| |
| void CFWL_ComboListImpDelegate::OnDropListFocusChanged(CFWL_Message* pMsg, |
| FX_BOOL bSet) { |
| if (!bSet) { |
| CFWL_MsgKillFocus* pKill = static_cast<CFWL_MsgKillFocus*>(pMsg); |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| if (pKill->m_pSetFocus == m_pOwner->m_pOuter || |
| pKill->m_pSetFocus == pOuter->m_pEdit.get()) { |
| pOuter->ShowDropList(FALSE); |
| } |
| } |
| } |
| int32_t CFWL_ComboListImpDelegate::OnDropListMouseMove(CFWL_MsgMouse* pMsg) { |
| if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| if (m_pOwner->m_bNotifyOwner) { |
| m_pOwner->m_bNotifyOwner = FALSE; |
| } |
| if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) { |
| CFX_RectF rect; |
| m_pOwner->m_pVertScrollBar->GetWidgetRect(rect); |
| if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| return 1; |
| } |
| } |
| IFWL_ListItem* hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy); |
| if (hItem) { |
| if (!m_pOwner->m_pProperties->m_pDataProvider) |
| return 0; |
| IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>( |
| m_pOwner->m_pProperties->m_pDataProvider); |
| int32_t iSel = pData->GetItemIndex(m_pOwner->m_pInterface, hItem); |
| CFWL_EvtCmbHoverChanged event; |
| event.m_pSrcTarget = m_pOwner->m_pOuter; |
| event.m_iCurHover = iSel; |
| m_pOwner->DispatchEvent(&event); |
| m_pOwner->ChangeSelected(iSel); |
| } |
| } else if (m_pOwner->m_bNotifyOwner) { |
| m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy); |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| pOuter->m_pDelegate->OnProcessMessage(pMsg); |
| } |
| return 1; |
| } |
| int32_t CFWL_ComboListImpDelegate::OnDropListLButtonDown(CFWL_MsgMouse* pMsg) { |
| if (m_pOwner->m_rtClient.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| return 0; |
| } |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| pOuter->ShowDropList(FALSE); |
| return 1; |
| } |
| int32_t CFWL_ComboListImpDelegate::OnDropListLButtonUp(CFWL_MsgMouse* pMsg) { |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| if (m_pOwner->m_bNotifyOwner) { |
| m_pOwner->ClientToOuter(pMsg->m_fx, pMsg->m_fy); |
| pOuter->m_pDelegate->OnProcessMessage(pMsg); |
| } else { |
| if (m_pOwner->IsShowScrollBar(TRUE) && m_pOwner->m_pVertScrollBar) { |
| CFX_RectF rect; |
| m_pOwner->m_pVertScrollBar->GetWidgetRect(rect); |
| if (rect.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| return 1; |
| } |
| } |
| pOuter->ShowDropList(FALSE); |
| IFWL_ListItem* hItem = m_pOwner->GetItemAtPoint(pMsg->m_fx, pMsg->m_fy); |
| if (hItem) { |
| pOuter->ProcessSelChanged(TRUE); |
| } |
| } |
| return 1; |
| } |
| int32_t CFWL_ComboListImpDelegate::OnDropListKey(CFWL_MsgKey* pKey) { |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| FX_BOOL bPropagate = FALSE; |
| if (pKey->m_dwCmd == FWL_KeyCommand::KeyDown) { |
| uint32_t dwKeyCode = pKey->m_dwKeyCode; |
| switch (dwKeyCode) { |
| case FWL_VKEY_Return: |
| case FWL_VKEY_Escape: { |
| pOuter->ShowDropList(FALSE); |
| return 1; |
| } |
| case FWL_VKEY_Up: |
| case FWL_VKEY_Down: { |
| OnDropListKeyDown(pKey); |
| pOuter->SetDelegate(nullptr); |
| pOuter->ProcessSelChanged(FALSE); |
| return 1; |
| } |
| default: { bPropagate = TRUE; } |
| } |
| } else if (pKey->m_dwCmd == FWL_KeyCommand::Char) { |
| bPropagate = TRUE; |
| } |
| if (bPropagate) { |
| pKey->m_pDstTarget = m_pOwner->m_pOuter; |
| pOuter->m_pDelegate->OnProcessMessage(pKey); |
| return 1; |
| } |
| return 0; |
| } |
| void CFWL_ComboListImpDelegate::OnDropListKeyDown(CFWL_MsgKey* pKey) { |
| uint32_t dwKeyCode = pKey->m_dwKeyCode; |
| switch (dwKeyCode) { |
| case FWL_VKEY_Up: |
| case FWL_VKEY_Down: |
| case FWL_VKEY_Home: |
| case FWL_VKEY_End: { |
| CFWL_ComboBoxImp* pOuter = |
| static_cast<CFWL_ComboBoxImp*>(m_pOwner->m_pOuter->GetImpl()); |
| IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>( |
| m_pOwner->m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = |
| pData->GetItem(m_pOwner->m_pInterface, pOuter->m_iCurSel); |
| hItem = m_pOwner->GetItem(hItem, dwKeyCode); |
| if (!hItem) { |
| break; |
| } |
| m_pOwner->SetSelection(hItem, hItem, TRUE); |
| m_pOwner->ScrollToVisible(hItem); |
| CFX_RectF rtInvalidate; |
| rtInvalidate.Set(0, 0, m_pOwner->m_pProperties->m_rtWidget.width, |
| m_pOwner->m_pProperties->m_rtWidget.height); |
| m_pOwner->Repaint(&rtInvalidate); |
| break; |
| } |
| default: {} |
| } |
| } |
| CFWL_ComboBoxImp::CFWL_ComboBoxImp(const CFWL_WidgetImpProperties& properties, |
| IFWL_Widget* pOuter) |
| : CFWL_WidgetImp(properties, pOuter), |
| m_pForm(nullptr), |
| m_bLButtonDown(FALSE), |
| m_iCurSel(-1), |
| m_iBtnState(CFWL_PartState_Normal), |
| m_fComboFormHandler(0), |
| m_bNeedShowList(FALSE) { |
| m_rtClient.Reset(); |
| m_rtBtn.Reset(); |
| m_rtHandler.Reset(); |
| } |
| |
| CFWL_ComboBoxImp::~CFWL_ComboBoxImp() {} |
| |
| FWL_Error CFWL_ComboBoxImp::GetClassName(CFX_WideString& wsClass) const { |
| wsClass = FWL_CLASS_ComboBox; |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Type CFWL_ComboBoxImp::GetClassID() const { |
| return FWL_Type::ComboBox; |
| } |
| |
| FWL_Error CFWL_ComboBoxImp::Initialize() { |
| if (m_pWidgetMgr->IsFormDisabled()) |
| return DisForm_Initialize(); |
| |
| if (CFWL_WidgetImp::Initialize() != FWL_Error::Succeeded) |
| return FWL_Error::Indefinite; |
| |
| m_pDelegate = new CFWL_ComboBoxImpDelegate(this); |
| CFWL_WidgetImpProperties prop; |
| prop.m_pThemeProvider = m_pProperties->m_pThemeProvider; |
| prop.m_dwStyles |= FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll; |
| if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListItemIconText) |
| prop.m_dwStyleExes |= FWL_STYLEEXT_LTB_Icon; |
| |
| prop.m_pDataProvider = m_pProperties->m_pDataProvider; |
| m_pListBox.reset(IFWL_ListBox::CreateComboList(prop, m_pInterface)); |
| m_pListBox->Initialize(); |
| if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown) && !m_pEdit) { |
| CFWL_WidgetImpProperties prop2; |
| m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop2, m_pInterface)); |
| m_pEdit->Initialize(); |
| static_cast<CFWL_EditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface); |
| } |
| if (m_pEdit) |
| m_pEdit->SetParent(m_pInterface); |
| |
| SetStates(m_pProperties->m_dwStates); |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Error CFWL_ComboBoxImp::Finalize() { |
| if (m_pEdit) { |
| m_pEdit->Finalize(); |
| } |
| m_pListBox->Finalize(); |
| delete m_pDelegate; |
| m_pDelegate = nullptr; |
| return CFWL_WidgetImp::Finalize(); |
| } |
| FWL_Error CFWL_ComboBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) { |
| if (bAutoSize) { |
| rect.Reset(); |
| FX_BOOL bIsDropDown = IsDropDownStyle(); |
| if (bIsDropDown && m_pEdit) { |
| m_pEdit->GetWidgetRect(rect, TRUE); |
| } else { |
| rect.width = 100; |
| rect.height = 16; |
| } |
| if (!m_pProperties->m_pThemeProvider) { |
| ReSetTheme(); |
| } |
| FX_FLOAT* pFWidth = static_cast<FX_FLOAT*>( |
| GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); |
| if (!pFWidth) |
| return FWL_Error::Indefinite; |
| rect.Inflate(0, 0, *pFWidth, 0); |
| CFWL_WidgetImp::GetWidgetRect(rect, TRUE); |
| } else { |
| rect = m_pProperties->m_rtWidget; |
| } |
| return FWL_Error::Succeeded; |
| } |
| FWL_Error CFWL_ComboBoxImp::ModifyStylesEx(uint32_t dwStylesExAdded, |
| uint32_t dwStylesExRemoved) { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved); |
| } |
| bool bAddDropDown = !!(dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown); |
| bool bRemoveDropDown = !!(dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown); |
| if (bAddDropDown && !m_pEdit) { |
| CFWL_WidgetImpProperties prop; |
| m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop, nullptr)); |
| m_pEdit->Initialize(); |
| static_cast<CFWL_EditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface); |
| m_pEdit->SetParent(m_pInterface); |
| } else if (bRemoveDropDown && m_pEdit) { |
| m_pEdit->SetStates(FWL_WGTSTATE_Invisible, TRUE); |
| } |
| return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved); |
| } |
| FWL_Error CFWL_ComboBoxImp::Update() { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_Update(); |
| } |
| if (IsLocked()) { |
| return FWL_Error::Indefinite; |
| } |
| ReSetTheme(); |
| FX_BOOL bDropDown = IsDropDownStyle(); |
| if (bDropDown && m_pEdit) { |
| ReSetEditAlignment(); |
| } |
| if (!m_pProperties->m_pThemeProvider) { |
| m_pProperties->m_pThemeProvider = GetAvailableTheme(); |
| } |
| Layout(); |
| CFWL_ThemePart part; |
| part.m_pWidget = m_pInterface; |
| m_fComboFormHandler = |
| *static_cast<FX_FLOAT*>(m_pProperties->m_pThemeProvider->GetCapacity( |
| &part, CFWL_WidgetCapacity::ComboFormHandler)); |
| return FWL_Error::Succeeded; |
| } |
| FWL_WidgetHit CFWL_ComboBoxImp::HitTest(FX_FLOAT fx, FX_FLOAT fy) { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_HitTest(fx, fy); |
| } |
| return CFWL_WidgetImp::HitTest(fx, fy); |
| } |
| FWL_Error CFWL_ComboBoxImp::DrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_DrawWidget(pGraphics, pMatrix); |
| } |
| if (!pGraphics) |
| return FWL_Error::Indefinite; |
| if (!m_pProperties->m_pThemeProvider) |
| return FWL_Error::Indefinite; |
| IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
| FX_BOOL bIsDropDown = IsDropDownStyle(); |
| if (HasBorder()) { |
| DrawBorder(pGraphics, CFWL_Part::Border, pTheme, pMatrix); |
| } |
| if (HasEdge()) { |
| DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix); |
| } |
| if (!bIsDropDown) { |
| CFX_RectF rtTextBk(m_rtClient); |
| rtTextBk.width -= m_rtBtn.width; |
| CFWL_ThemeBackground param; |
| param.m_pWidget = m_pInterface; |
| param.m_iPart = CFWL_Part::Background; |
| param.m_pGraphics = pGraphics; |
| if (pMatrix) { |
| param.m_matrix.Concat(*pMatrix); |
| } |
| param.m_rtPart = rtTextBk; |
| if (m_iCurSel >= 0) { |
| IFWL_ListBoxDP* pData = static_cast<IFWL_ListBoxDP*>( |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->m_pProperties->m_pDataProvider); |
| void* p = pData->GetItemData(m_pListBox.get(), |
| pData->GetItem(m_pListBox.get(), m_iCurSel)); |
| if (p) { |
| param.m_pData = p; |
| } |
| } |
| if (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) { |
| param.m_dwStates = CFWL_PartState_Disabled; |
| } else if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) && |
| (m_iCurSel >= 0)) { |
| param.m_dwStates = CFWL_PartState_Selected; |
| } else { |
| param.m_dwStates = CFWL_PartState_Normal; |
| } |
| pTheme->DrawBackground(¶m); |
| if (m_iCurSel >= 0) { |
| if (!m_pListBox) |
| return FWL_Error::Indefinite; |
| CFX_WideString wsText; |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, m_iCurSel); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsText); |
| CFWL_ThemeText theme_text; |
| theme_text.m_pWidget = m_pInterface; |
| theme_text.m_iPart = CFWL_Part::Caption; |
| theme_text.m_dwStates = m_iBtnState; |
| theme_text.m_pGraphics = pGraphics; |
| theme_text.m_matrix.Concat(*pMatrix); |
| theme_text.m_rtPart = rtTextBk; |
| theme_text.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) |
| ? CFWL_PartState_Selected |
| : CFWL_PartState_Normal; |
| theme_text.m_wsText = wsText; |
| theme_text.m_dwTTOStyles = FDE_TTOSTYLE_SingleLine; |
| theme_text.m_iTTOAlign = FDE_TTOALIGNMENT_CenterLeft; |
| pTheme->DrawText(&theme_text); |
| } |
| } |
| { |
| CFWL_ThemeBackground param; |
| param.m_pWidget = m_pInterface; |
| param.m_iPart = CFWL_Part::DropDownButton; |
| param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) |
| ? CFWL_PartState_Disabled |
| : m_iBtnState; |
| param.m_pGraphics = pGraphics; |
| param.m_matrix.Concat(*pMatrix); |
| param.m_rtPart = m_rtBtn; |
| pTheme->DrawBackground(¶m); |
| } |
| return FWL_Error::Succeeded; |
| } |
| FWL_Error CFWL_ComboBoxImp::SetThemeProvider( |
| IFWL_ThemeProvider* pThemeProvider) { |
| if (!pThemeProvider) |
| return FWL_Error::Indefinite; |
| m_pProperties->m_pThemeProvider = pThemeProvider; |
| if (m_pListBox && pThemeProvider->IsValidWidget(m_pListBox.get())) { |
| m_pListBox->SetThemeProvider(pThemeProvider); |
| } |
| if (m_pEdit && pThemeProvider->IsValidWidget(m_pEdit.get())) { |
| m_pEdit->SetThemeProvider(pThemeProvider); |
| } |
| return FWL_Error::Succeeded; |
| } |
| int32_t CFWL_ComboBoxImp::GetCurSel() { |
| return m_iCurSel; |
| } |
| FWL_Error CFWL_ComboBoxImp::SetCurSel(int32_t iSel) { |
| int32_t iCount = |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->CountItems(); |
| FX_BOOL bClearSel = iSel < 0 || iSel >= iCount; |
| FX_BOOL bDropDown = IsDropDownStyle(); |
| if (bDropDown && m_pEdit) { |
| if (bClearSel) { |
| m_pEdit->SetText(CFX_WideString()); |
| } else { |
| CFX_WideString wsText; |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, iSel); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsText); |
| m_pEdit->SetText(wsText); |
| } |
| m_pEdit->Update(); |
| } |
| m_iCurSel = bClearSel ? -1 : iSel; |
| return FWL_Error::Succeeded; |
| } |
| |
| void CFWL_ComboBoxImp::SetStates(uint32_t dwStates, FX_BOOL bSet) { |
| FX_BOOL bIsDropDown = IsDropDownStyle(); |
| if (bIsDropDown && m_pEdit) |
| m_pEdit->SetStates(dwStates, bSet); |
| if (m_pListBox) |
| m_pListBox->SetStates(dwStates, bSet); |
| CFWL_WidgetImp::SetStates(dwStates, bSet); |
| } |
| |
| FWL_Error CFWL_ComboBoxImp::SetEditText(const CFX_WideString& wsText) { |
| if (!m_pEdit) |
| return FWL_Error::Indefinite; |
| m_pEdit->SetText(wsText); |
| return m_pEdit->Update(); |
| } |
| int32_t CFWL_ComboBoxImp::GetEditTextLength() const { |
| if (!m_pEdit) |
| return -1; |
| return m_pEdit->GetTextLength(); |
| } |
| FWL_Error CFWL_ComboBoxImp::GetEditText(CFX_WideString& wsText, |
| int32_t nStart, |
| int32_t nCount) const { |
| if (m_pEdit) { |
| return m_pEdit->GetText(wsText, nStart, nCount); |
| } else if (m_pListBox) { |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, m_iCurSel); |
| return m_pListBox->GetItemText(hItem, wsText); |
| } |
| return FWL_Error::Indefinite; |
| } |
| FWL_Error CFWL_ComboBoxImp::SetEditSelRange(int32_t nStart, int32_t nCount) { |
| if (!m_pEdit) |
| return FWL_Error::Indefinite; |
| static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->ClearSelected(); |
| m_pEdit->AddSelRange(nStart, nCount); |
| return FWL_Error::Succeeded; |
| } |
| int32_t CFWL_ComboBoxImp::GetEditSelRange(int32_t nIndex, int32_t& nStart) { |
| if (!m_pEdit) |
| return -1; |
| return m_pEdit->GetSelRange(nIndex, nStart); |
| } |
| int32_t CFWL_ComboBoxImp::GetEditLimit() { |
| if (!m_pEdit) |
| return -1; |
| return m_pEdit->GetLimit(); |
| } |
| FWL_Error CFWL_ComboBoxImp::SetEditLimit(int32_t nLimit) { |
| if (!m_pEdit) |
| return FWL_Error::Indefinite; |
| return m_pEdit->SetLimit(nLimit); |
| } |
| FWL_Error CFWL_ComboBoxImp::EditDoClipboard(int32_t iCmd) { |
| if (!m_pEdit) |
| return FWL_Error::Indefinite; |
| return m_pEdit->DoClipboard(iCmd); |
| } |
| |
| FX_BOOL CFWL_ComboBoxImp::EditRedo(const IFDE_TxtEdtDoRecord* pRecord) { |
| return m_pEdit && m_pEdit->Redo(pRecord); |
| } |
| |
| FX_BOOL CFWL_ComboBoxImp::EditUndo(const IFDE_TxtEdtDoRecord* pRecord) { |
| return m_pEdit && m_pEdit->Undo(pRecord); |
| } |
| |
| IFWL_ListBox* CFWL_ComboBoxImp::GetListBoxt() { |
| return m_pListBox.get(); |
| } |
| FX_BOOL CFWL_ComboBoxImp::AfterFocusShowDropList() { |
| if (!m_bNeedShowList) { |
| return FALSE; |
| } |
| if (m_pEdit) { |
| MatchEditText(); |
| } |
| ShowDropList(TRUE); |
| m_bNeedShowList = FALSE; |
| return TRUE; |
| } |
| FWL_Error CFWL_ComboBoxImp::OpenDropDownList(FX_BOOL bActivate) { |
| ShowDropList(bActivate); |
| return FWL_Error::Succeeded; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCanUndo() { |
| return m_pEdit->CanUndo(); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCanRedo() { |
| return m_pEdit->CanRedo(); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditUndo() { |
| return m_pEdit->Undo(); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditRedo() { |
| return m_pEdit->Redo(); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCanCopy() { |
| return m_pEdit->CountSelRanges() > 0; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCanCut() { |
| if (m_pEdit->GetStylesEx() & FWL_STYLEEXT_EDT_ReadOnly) { |
| return FALSE; |
| } |
| return m_pEdit->CountSelRanges() > 0; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCanSelectAll() { |
| return m_pEdit->GetTextLength() > 0; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCopy(CFX_WideString& wsCopy) { |
| return m_pEdit->Copy(wsCopy); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditCut(CFX_WideString& wsCut) { |
| return m_pEdit->Cut(wsCut); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditPaste(const CFX_WideString& wsPaste) { |
| return m_pEdit->Paste(wsPaste); |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditSelectAll() { |
| return m_pEdit->AddSelRange(0) == FWL_Error::Succeeded; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditDelete() { |
| return m_pEdit->ClearText() == FWL_Error::Succeeded; |
| } |
| FX_BOOL CFWL_ComboBoxImp::EditDeSelect() { |
| return m_pEdit->ClearSelections() == FWL_Error::Succeeded; |
| } |
| FWL_Error CFWL_ComboBoxImp::GetBBox(CFX_RectF& rect) { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_GetBBox(rect); |
| } |
| rect = m_pProperties->m_rtWidget; |
| if (m_pListBox && IsDropListShowed()) { |
| CFX_RectF rtList; |
| m_pListBox->GetWidgetRect(rtList); |
| rtList.Offset(rect.left, rect.top); |
| rect.Union(rtList); |
| } |
| return FWL_Error::Succeeded; |
| } |
| |
| FWL_Error CFWL_ComboBoxImp::EditModifyStylesEx(uint32_t dwStylesExAdded, |
| uint32_t dwStylesExRemoved) { |
| if (!m_pEdit) |
| return FWL_Error::ParameterInvalid; |
| return m_pEdit->ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved); |
| } |
| |
| FX_FLOAT CFWL_ComboBoxImp::GetListHeight() { |
| return static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider) |
| ->GetListHeight(m_pInterface); |
| } |
| void CFWL_ComboBoxImp::DrawStretchHandler(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| CFWL_ThemeBackground param; |
| param.m_pGraphics = pGraphics; |
| param.m_iPart = CFWL_Part::StretchHandler; |
| param.m_dwStates = CFWL_PartState_Normal; |
| param.m_pWidget = m_pInterface; |
| if (pMatrix) { |
| param.m_matrix.Concat(*pMatrix); |
| } |
| param.m_rtPart = m_rtHandler; |
| m_pProperties->m_pThemeProvider->DrawBackground(¶m); |
| } |
| void CFWL_ComboBoxImp::ShowDropList(FX_BOOL bActivate) { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_ShowDropList(bActivate); |
| } |
| FX_BOOL bDropList = IsDropListShowed(); |
| if (bDropList == bActivate) { |
| return; |
| } |
| if (!m_pForm) { |
| InitProxyForm(); |
| } |
| m_pListProxyDelegate->Reset(); |
| if (bActivate) { |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->ChangeSelected(m_iCurSel); |
| ReSetListItemAlignment(); |
| uint32_t dwStyleAdd = m_pProperties->m_dwStyleExes & |
| (FWL_STYLEEXT_CMB_Sort | FWL_STYLEEXT_CMB_OwnerDraw); |
| m_pListBox->ModifyStylesEx(dwStyleAdd, 0); |
| m_pListBox->GetWidgetRect(m_rtList, TRUE); |
| FX_FLOAT fHeight = GetListHeight(); |
| if (fHeight > 0) { |
| if (m_rtList.height > GetListHeight()) { |
| m_rtList.height = GetListHeight(); |
| m_pListBox->ModifyStyles(FWL_WGTSTYLE_VScroll, 0); |
| } |
| } |
| CFX_RectF rtAnchor; |
| rtAnchor.Set(0, 0, m_pProperties->m_rtWidget.width, |
| m_pProperties->m_rtWidget.height); |
| FX_FLOAT fMinHeight = 0; |
| if (m_rtList.width < m_rtClient.width) { |
| m_rtList.width = m_rtClient.width; |
| } |
| m_rtProxy = m_rtList; |
| if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) { |
| m_rtProxy.height += m_fComboFormHandler; |
| } |
| GetPopupPos(fMinHeight, m_rtProxy.height, rtAnchor, m_rtProxy); |
| if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListDrag) { |
| FX_FLOAT fx = 0; |
| FX_FLOAT fy = m_rtClient.top + m_rtClient.height / 2; |
| TransformTo(nullptr, fx, fy); |
| m_bUpFormHandler = fy > m_rtProxy.top; |
| if (m_bUpFormHandler) { |
| m_rtHandler.Set(0, 0, m_rtList.width, m_fComboFormHandler); |
| m_rtList.top = m_fComboFormHandler; |
| } else { |
| m_rtHandler.Set(0, m_rtList.height, m_rtList.width, |
| m_fComboFormHandler); |
| } |
| } |
| m_pForm->SetWidgetRect(m_rtProxy); |
| m_pForm->Update(); |
| m_pListBox->SetWidgetRect(m_rtList); |
| m_pListBox->Update(); |
| CFWL_EvtCmbPreDropDown ev; |
| ev.m_pSrcTarget = m_pInterface; |
| DispatchEvent(&ev); |
| m_fItemHeight = |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->m_fItemHeight; |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->SetFocus(TRUE); |
| m_pForm->DoModal(); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->SetFocus(FALSE); |
| } else { |
| m_pForm->EndDoModal(); |
| CFWL_EvtCmbCloseUp ev; |
| ev.m_pSrcTarget = m_pInterface; |
| DispatchEvent(&ev); |
| m_bLButtonDown = FALSE; |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->m_bNotifyOwner = |
| TRUE; |
| SetFocus(TRUE); |
| } |
| } |
| FX_BOOL CFWL_ComboBoxImp::IsDropListShowed() { |
| return m_pForm && !(m_pForm->GetStates() & FWL_WGTSTATE_Invisible); |
| } |
| FX_BOOL CFWL_ComboBoxImp::IsDropDownStyle() const { |
| return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown; |
| } |
| void CFWL_ComboBoxImp::MatchEditText() { |
| CFX_WideString wsText; |
| m_pEdit->GetText(wsText); |
| int32_t iMatch = |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl())->MatchItem(wsText); |
| if (iMatch != m_iCurSel) { |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->ChangeSelected(iMatch); |
| if (iMatch >= 0) { |
| SynchrEditText(iMatch); |
| } |
| } else if (iMatch >= 0) { |
| static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected(); |
| } |
| m_iCurSel = iMatch; |
| } |
| void CFWL_ComboBoxImp::SynchrEditText(int32_t iListItem) { |
| CFX_WideString wsText; |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, iListItem); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsText); |
| m_pEdit->SetText(wsText); |
| m_pEdit->Update(); |
| static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected(); |
| } |
| void CFWL_ComboBoxImp::Layout() { |
| if (m_pWidgetMgr->IsFormDisabled()) { |
| return DisForm_Layout(); |
| } |
| GetClientRect(m_rtClient); |
| FX_FLOAT* pFWidth = static_cast<FX_FLOAT*>( |
| GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); |
| if (!pFWidth) |
| return; |
| FX_FLOAT fBtn = *pFWidth; |
| m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top, fBtn, |
| m_rtClient.height); |
| FX_BOOL bIsDropDown = IsDropDownStyle(); |
| if (bIsDropDown && m_pEdit) { |
| CFX_RectF rtEdit; |
| rtEdit.Set(m_rtClient.left, m_rtClient.top, m_rtClient.width - fBtn, |
| m_rtClient.height); |
| m_pEdit->SetWidgetRect(rtEdit); |
| if (m_iCurSel >= 0) { |
| CFX_WideString wsText; |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, m_iCurSel); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsText); |
| m_pEdit->LockUpdate(); |
| m_pEdit->SetText(wsText); |
| m_pEdit->UnlockUpdate(); |
| } |
| m_pEdit->Update(); |
| } |
| } |
| void CFWL_ComboBoxImp::ReSetTheme() { |
| IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
| if (!pTheme) { |
| pTheme = GetAvailableTheme(); |
| m_pProperties->m_pThemeProvider = pTheme; |
| } |
| if (m_pListBox) { |
| if (!m_pListBox->GetThemeProvider() && |
| pTheme->IsValidWidget(m_pListBox.get())) { |
| m_pListBox->SetThemeProvider(pTheme); |
| } |
| } |
| if (m_pEdit) { |
| if (!m_pEdit->GetThemeProvider() && pTheme->IsValidWidget(m_pEdit.get())) { |
| m_pEdit->SetThemeProvider(pTheme); |
| } |
| } |
| } |
| void CFWL_ComboBoxImp::ReSetEditAlignment() { |
| if (!m_pEdit) |
| return; |
| uint32_t dwStylExes = m_pProperties->m_dwStyleExes; |
| uint32_t dwAdd = 0; |
| switch (dwStylExes & FWL_STYLEEXT_CMB_EditHAlignMask) { |
| case FWL_STYLEEXT_CMB_EditHCenter: { |
| dwAdd |= FWL_STYLEEXT_EDT_HCenter; |
| break; |
| } |
| case FWL_STYLEEXT_CMB_EditHFar: { |
| dwAdd |= FWL_STYLEEXT_EDT_HFar; |
| break; |
| } |
| default: { dwAdd |= FWL_STYLEEXT_EDT_HNear; } |
| } |
| switch (dwStylExes & FWL_STYLEEXT_CMB_EditVAlignMask) { |
| case FWL_STYLEEXT_CMB_EditVCenter: { |
| dwAdd |= FWL_STYLEEXT_EDT_VCenter; |
| break; |
| } |
| case FWL_STYLEEXT_CMB_EditVFar: { |
| dwAdd |= FWL_STYLEEXT_EDT_VFar; |
| break; |
| } |
| default: { dwAdd |= FWL_STYLEEXT_EDT_VNear; } |
| } |
| if (dwStylExes & FWL_STYLEEXT_CMB_EditJustified) { |
| dwAdd |= FWL_STYLEEXT_EDT_Justified; |
| } |
| if (dwStylExes & FWL_STYLEEXT_CMB_EditDistributed) { |
| dwAdd |= FWL_STYLEEXT_EDT_Distributed; |
| } |
| m_pEdit->ModifyStylesEx(dwAdd, FWL_STYLEEXT_EDT_HAlignMask | |
| FWL_STYLEEXT_EDT_HAlignModeMask | |
| FWL_STYLEEXT_EDT_VAlignMask); |
| } |
| void CFWL_ComboBoxImp::ReSetListItemAlignment() { |
| if (!m_pListBox) |
| return; |
| uint32_t dwStylExes = m_pProperties->m_dwStyleExes; |
| uint32_t dwAdd = 0; |
| switch (dwStylExes & FWL_STYLEEXT_CMB_ListItemAlignMask) { |
| case FWL_STYLEEXT_CMB_ListItemCenterAlign: { |
| dwAdd |= FWL_STYLEEXT_LTB_CenterAlign; |
| } |
| case FWL_STYLEEXT_CMB_ListItemRightAlign: { |
| dwAdd |= FWL_STYLEEXT_LTB_RightAlign; |
| } |
| default: { dwAdd |= FWL_STYLEEXT_LTB_LeftAlign; } |
| } |
| m_pListBox->ModifyStylesEx(dwAdd, FWL_STYLEEXT_CMB_ListItemAlignMask); |
| } |
| void CFWL_ComboBoxImp::ProcessSelChanged(FX_BOOL bLButtonUp) { |
| IFWL_ComboBoxDP* pDatas = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| m_iCurSel = pDatas->GetItemIndex(m_pInterface, m_pListBox->GetSelItem(0)); |
| FX_BOOL bDropDown = IsDropDownStyle(); |
| if (bDropDown) { |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, m_iCurSel); |
| if (hItem) { |
| CFX_WideString wsText; |
| pData->GetItemText(m_pInterface, hItem, wsText); |
| if (m_pEdit) { |
| m_pEdit->SetText(wsText); |
| m_pEdit->Update(); |
| static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetSelected(); |
| } |
| CFWL_EvtCmbSelChanged ev; |
| ev.bLButtonUp = bLButtonUp; |
| ev.m_pSrcTarget = m_pInterface; |
| ev.iArraySels.Add(m_iCurSel); |
| DispatchEvent(&ev); |
| } |
| } else { |
| Repaint(&m_rtClient); |
| } |
| } |
| |
| void CFWL_ComboBoxImp::InitProxyForm() { |
| if (m_pForm) |
| return; |
| if (!m_pListBox) |
| return; |
| |
| CFWL_WidgetImpProperties propForm; |
| propForm.m_pOwner = m_pInterface; |
| propForm.m_dwStyles = FWL_WGTSTYLE_Popup; |
| propForm.m_dwStates = FWL_WGTSTATE_Invisible; |
| CFX_WideString className; |
| m_pForm = IFWL_Form::CreateFormProxy(propForm, &className, m_pListBox.get()); |
| m_pForm->Initialize(); |
| m_pProxy = static_cast<CFWL_FormProxyImp*>(m_pForm->GetImpl()); |
| m_pListBox->SetParent(m_pForm); |
| m_pListProxyDelegate = new CFWL_ComboProxyImpDelegate(m_pForm, this); |
| m_pProxy->SetDelegate(m_pListProxyDelegate); |
| } |
| |
| FWL_Error CFWL_ComboBoxImp::DisForm_Initialize() { |
| if (CFWL_WidgetImp::Initialize() != FWL_Error::Succeeded) |
| return FWL_Error::Indefinite; |
| |
| m_pDelegate = new CFWL_ComboBoxImpDelegate(this); |
| DisForm_InitComboList(); |
| DisForm_InitComboEdit(); |
| return FWL_Error::Succeeded; |
| } |
| |
| void CFWL_ComboBoxImp::DisForm_InitComboList() { |
| if (m_pListBox) |
| return; |
| |
| CFWL_WidgetImpProperties prop; |
| prop.m_pParent = m_pInterface; |
| prop.m_dwStyles = FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll; |
| prop.m_dwStates = FWL_WGTSTATE_Invisible; |
| prop.m_pDataProvider = m_pProperties->m_pDataProvider; |
| prop.m_pThemeProvider = m_pProperties->m_pThemeProvider; |
| m_pListBox.reset(IFWL_ListBox::CreateComboList(prop, m_pInterface)); |
| m_pListBox->Initialize(); |
| } |
| void CFWL_ComboBoxImp::DisForm_InitComboEdit() { |
| if (m_pEdit) { |
| return; |
| } |
| CFWL_WidgetImpProperties prop; |
| prop.m_pParent = m_pInterface; |
| prop.m_pThemeProvider = m_pProperties->m_pThemeProvider; |
| m_pEdit.reset(IFWL_Edit::CreateComboEdit(prop, m_pInterface)); |
| m_pEdit->Initialize(); |
| static_cast<CFWL_ComboEditImp*>(m_pEdit->GetImpl())->SetOuter(m_pInterface); |
| } |
| void CFWL_ComboBoxImp::DisForm_ShowDropList(FX_BOOL bActivate) { |
| FX_BOOL bDropList = DisForm_IsDropListShowed(); |
| if (bDropList == bActivate) { |
| return; |
| } |
| if (bActivate) { |
| CFWL_EvtCmbPreDropDown preEvent; |
| preEvent.m_pSrcTarget = m_pInterface; |
| DispatchEvent(&preEvent); |
| CFWL_ComboListImp* pComboList = |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()); |
| int32_t iItems = pComboList->CountItems(); |
| if (iItems < 1) { |
| return; |
| } |
| ReSetListItemAlignment(); |
| pComboList->ChangeSelected(m_iCurSel); |
| FX_FLOAT fItemHeight = pComboList->GetItemHeigt(); |
| FX_FLOAT fBorder = GetBorderSize(); |
| FX_FLOAT fPopupMin = 0.0f; |
| if (iItems > 3) { |
| fPopupMin = fItemHeight * 3 + fBorder * 2; |
| } |
| FX_FLOAT fPopupMax = fItemHeight * iItems + fBorder * 2; |
| CFX_RectF rtList; |
| rtList.left = m_rtClient.left; |
| rtList.width = m_pProperties->m_rtWidget.width; |
| rtList.top = 0; |
| rtList.height = 0; |
| GetPopupPos(fPopupMin, fPopupMax, m_pProperties->m_rtWidget, rtList); |
| m_pListBox->SetWidgetRect(rtList); |
| m_pListBox->Update(); |
| } else { |
| SetFocus(TRUE); |
| } |
| m_pListBox->SetStates(FWL_WGTSTATE_Invisible, !bActivate); |
| if (bActivate) { |
| CFWL_EvtCmbPostDropDown postEvent; |
| postEvent.m_pSrcTarget = m_pInterface; |
| DispatchEvent(&postEvent); |
| } |
| CFX_RectF rect; |
| m_pListBox->GetWidgetRect(rect); |
| rect.Inflate(2, 2); |
| Repaint(&rect); |
| } |
| FX_BOOL CFWL_ComboBoxImp::DisForm_IsDropListShowed() { |
| return !(m_pListBox->GetStates() & FWL_WGTSTATE_Invisible); |
| } |
| FWL_Error CFWL_ComboBoxImp::DisForm_ModifyStylesEx(uint32_t dwStylesExAdded, |
| uint32_t dwStylesExRemoved) { |
| if (!m_pEdit) { |
| DisForm_InitComboEdit(); |
| } |
| bool bAddDropDown = !!(dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown); |
| bool bDelDropDown = !!(dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown); |
| dwStylesExRemoved &= ~FWL_STYLEEXT_CMB_DropDown; |
| m_pProperties->m_dwStyleExes |= FWL_STYLEEXT_CMB_DropDown; |
| if (bAddDropDown) { |
| m_pEdit->ModifyStylesEx(0, FWL_STYLEEXT_EDT_ReadOnly); |
| } else if (bDelDropDown) { |
| m_pEdit->ModifyStylesEx(FWL_STYLEEXT_EDT_ReadOnly, 0); |
| } |
| return CFWL_WidgetImp::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved); |
| } |
| FWL_Error CFWL_ComboBoxImp::DisForm_Update() { |
| if (m_iLock) { |
| return FWL_Error::Indefinite; |
| } |
| if (m_pEdit) { |
| ReSetEditAlignment(); |
| } |
| ReSetTheme(); |
| Layout(); |
| return FWL_Error::Succeeded; |
| } |
| FWL_WidgetHit CFWL_ComboBoxImp::DisForm_HitTest(FX_FLOAT fx, FX_FLOAT fy) { |
| CFX_RectF rect; |
| rect.Set(0, 0, m_pProperties->m_rtWidget.width - m_rtBtn.width, |
| m_pProperties->m_rtWidget.height); |
| if (rect.Contains(fx, fy)) |
| return FWL_WidgetHit::Edit; |
| if (m_rtBtn.Contains(fx, fy)) |
| return FWL_WidgetHit::Client; |
| if (DisForm_IsDropListShowed()) { |
| m_pListBox->GetWidgetRect(rect); |
| if (rect.Contains(fx, fy)) |
| return FWL_WidgetHit::Client; |
| } |
| return FWL_WidgetHit::Unknown; |
| } |
| FWL_Error CFWL_ComboBoxImp::DisForm_DrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider; |
| CFX_Matrix mtOrg; |
| mtOrg.Set(1, 0, 0, 1, 0, 0); |
| if (pMatrix) { |
| mtOrg = *pMatrix; |
| } |
| FX_BOOL bListShowed = m_pListBox && DisForm_IsDropListShowed(); |
| pGraphics->SaveGraphState(); |
| pGraphics->ConcatMatrix(&mtOrg); |
| if (!m_rtBtn.IsEmpty(0.1f)) { |
| CFWL_ThemeBackground param; |
| param.m_pWidget = m_pInterface; |
| param.m_iPart = CFWL_Part::DropDownButton; |
| param.m_dwStates = m_iBtnState; |
| param.m_pGraphics = pGraphics; |
| param.m_rtPart = m_rtBtn; |
| pTheme->DrawBackground(¶m); |
| } |
| pGraphics->RestoreGraphState(); |
| if (m_pEdit) { |
| CFX_RectF rtEdit; |
| m_pEdit->GetWidgetRect(rtEdit); |
| CFX_Matrix mt; |
| mt.Set(1, 0, 0, 1, rtEdit.left, rtEdit.top); |
| mt.Concat(mtOrg); |
| m_pEdit->DrawWidget(pGraphics, &mt); |
| } |
| if (bListShowed) { |
| CFX_RectF rtList; |
| m_pListBox->GetWidgetRect(rtList); |
| CFX_Matrix mt; |
| mt.Set(1, 0, 0, 1, rtList.left, rtList.top); |
| mt.Concat(mtOrg); |
| m_pListBox->DrawWidget(pGraphics, &mt); |
| } |
| return FWL_Error::Succeeded; |
| } |
| FWL_Error CFWL_ComboBoxImp::DisForm_GetBBox(CFX_RectF& rect) { |
| rect = m_pProperties->m_rtWidget; |
| if (m_pListBox && DisForm_IsDropListShowed()) { |
| CFX_RectF rtList; |
| m_pListBox->GetWidgetRect(rtList); |
| rtList.Offset(rect.left, rect.top); |
| rect.Union(rtList); |
| } |
| return FWL_Error::Succeeded; |
| } |
| void CFWL_ComboBoxImp::DisForm_Layout() { |
| GetClientRect(m_rtClient); |
| m_rtContent = m_rtClient; |
| FX_FLOAT* pFWidth = static_cast<FX_FLOAT*>( |
| GetThemeCapacity(CFWL_WidgetCapacity::ScrollBarWidth)); |
| if (!pFWidth) |
| return; |
| FX_FLOAT borderWidth = 1; |
| FX_FLOAT fBtn = *pFWidth; |
| if (!(GetStylesEx() & FWL_STYLEEXT_CMB_ReadOnly)) { |
| m_rtBtn.Set(m_rtClient.right() - fBtn, m_rtClient.top + borderWidth, |
| fBtn - borderWidth, m_rtClient.height - 2 * borderWidth); |
| } |
| CFX_RectF* pUIMargin = |
| static_cast<CFX_RectF*>(GetThemeCapacity(CFWL_WidgetCapacity::UIMargin)); |
| if (pUIMargin) { |
| m_rtContent.Deflate(pUIMargin->left, pUIMargin->top, pUIMargin->width, |
| pUIMargin->height); |
| } |
| FX_BOOL bIsDropDown = IsDropDownStyle(); |
| if (bIsDropDown && m_pEdit) { |
| CFX_RectF rtEdit; |
| rtEdit.Set(m_rtContent.left, m_rtContent.top, m_rtContent.width - fBtn, |
| m_rtContent.height); |
| m_pEdit->SetWidgetRect(rtEdit); |
| if (m_iCurSel >= 0) { |
| CFX_WideString wsText; |
| IFWL_ComboBoxDP* pData = |
| static_cast<IFWL_ComboBoxDP*>(m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pInterface, m_iCurSel); |
| static_cast<CFWL_ComboListImp*>(m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsText); |
| m_pEdit->LockUpdate(); |
| m_pEdit->SetText(wsText); |
| m_pEdit->UnlockUpdate(); |
| } |
| m_pEdit->Update(); |
| } |
| } |
| |
| CFWL_ComboBoxImpDelegate::CFWL_ComboBoxImpDelegate(CFWL_ComboBoxImp* pOwner) |
| : m_pOwner(pOwner) {} |
| |
| void CFWL_ComboBoxImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { |
| if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) { |
| DisForm_OnProcessMessage(pMessage); |
| return; |
| } |
| if (!pMessage) |
| return; |
| |
| switch (pMessage->GetClassID()) { |
| 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: { |
| OnKey(static_cast<CFWL_MsgKey*>(pMessage)); |
| break; |
| } |
| default: { |
| break; |
| } |
| } |
| |
| CFWL_WidgetImpDelegate::OnProcessMessage(pMessage); |
| } |
| |
| void CFWL_ComboBoxImpDelegate::OnProcessEvent(CFWL_Event* pEvent) { |
| CFWL_EventType dwFlag = pEvent->GetClassID(); |
| if (dwFlag == CFWL_EventType::DrawItem) { |
| CFWL_EvtLtbDrawItem* pDrawItemEvent = |
| static_cast<CFWL_EvtLtbDrawItem*>(pEvent); |
| CFWL_EvtCmbDrawItem pTemp; |
| pTemp.m_pSrcTarget = m_pOwner->m_pInterface; |
| pTemp.m_pGraphics = pDrawItemEvent->m_pGraphics; |
| pTemp.m_index = pDrawItemEvent->m_index; |
| pTemp.m_rtItem = pDrawItemEvent->m_rect; |
| m_pOwner->DispatchEvent(&pTemp); |
| } else if (dwFlag == CFWL_EventType::Scroll) { |
| CFWL_EvtScroll* pScrollEvent = static_cast<CFWL_EvtScroll*>(pEvent); |
| CFWL_EvtScroll pScrollEv; |
| pScrollEv.m_pSrcTarget = m_pOwner->m_pInterface; |
| pScrollEv.m_iScrollCode = pScrollEvent->m_iScrollCode; |
| pScrollEv.m_fPos = pScrollEvent->m_fPos; |
| m_pOwner->DispatchEvent(&pScrollEv); |
| } else if (dwFlag == CFWL_EventType::TextChanged) { |
| CFWL_EvtEdtTextChanged* pTextChangedEvent = |
| static_cast<CFWL_EvtEdtTextChanged*>(pEvent); |
| CFWL_EvtCmbEditChanged pTemp; |
| pTemp.m_pSrcTarget = m_pOwner->m_pInterface; |
| pTemp.wsInsert = pTextChangedEvent->wsInsert; |
| pTemp.wsDelete = pTextChangedEvent->wsDelete; |
| pTemp.nChangeType = pTextChangedEvent->nChangeType; |
| m_pOwner->DispatchEvent(&pTemp); |
| } |
| } |
| |
| void CFWL_ComboBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| m_pOwner->DrawWidget(pGraphics, pMatrix); |
| } |
| |
| void CFWL_ComboBoxImpDelegate::OnFocusChanged(CFWL_Message* pMsg, |
| FX_BOOL bSet) { |
| IFWL_Widget* pDstTarget = pMsg->m_pDstTarget; |
| IFWL_Widget* pSrcTarget = pMsg->m_pSrcTarget; |
| FX_BOOL bDropDown = m_pOwner->IsDropDownStyle(); |
| if (bSet) { |
| m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; |
| if (bDropDown && pSrcTarget != m_pOwner->m_pListBox.get()) { |
| if (!m_pOwner->m_pEdit) |
| return; |
| static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl()) |
| ->SetSelected(); |
| } else { |
| m_pOwner->Repaint(&m_pOwner->m_rtClient); |
| } |
| } else { |
| m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; |
| if (bDropDown && pDstTarget != m_pOwner->m_pListBox.get()) { |
| if (!m_pOwner->m_pEdit) |
| return; |
| static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl()) |
| ->FlagFocus(FALSE); |
| static_cast<CFWL_ComboEditImp*>(m_pOwner->m_pEdit->GetImpl()) |
| ->ClearSelected(); |
| } else { |
| m_pOwner->Repaint(&m_pOwner->m_rtClient); |
| } |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) { |
| if (m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) { |
| return; |
| } |
| FX_BOOL bDropDown = m_pOwner->IsDropDownStyle(); |
| CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient; |
| FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy); |
| if (bClickBtn) { |
| if (bDropDown && m_pOwner->m_pEdit) { |
| m_pOwner->MatchEditText(); |
| } |
| m_pOwner->m_bLButtonDown = TRUE; |
| m_pOwner->m_iBtnState = CFWL_PartState_Pressed; |
| m_pOwner->Repaint(&m_pOwner->m_rtClient); |
| m_pOwner->ShowDropList(TRUE); |
| m_pOwner->m_iBtnState = CFWL_PartState_Normal; |
| m_pOwner->Repaint(&m_pOwner->m_rtClient); |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) { |
| m_pOwner->m_bLButtonDown = FALSE; |
| if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| m_pOwner->m_iBtnState = CFWL_PartState_Hovered; |
| } else { |
| m_pOwner->m_iBtnState = CFWL_PartState_Normal; |
| } |
| m_pOwner->Repaint(&m_pOwner->m_rtBtn); |
| } |
| void CFWL_ComboBoxImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) { |
| int32_t iOldState = m_pOwner->m_iBtnState; |
| if (m_pOwner->m_rtBtn.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| m_pOwner->m_iBtnState = m_pOwner->m_bLButtonDown ? CFWL_PartState_Pressed |
| : CFWL_PartState_Hovered; |
| } else { |
| m_pOwner->m_iBtnState = CFWL_PartState_Normal; |
| } |
| if ((iOldState != m_pOwner->m_iBtnState) && |
| !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == |
| FWL_WGTSTATE_Disabled)) { |
| m_pOwner->Repaint(&m_pOwner->m_rtBtn); |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::OnMouseLeave(CFWL_MsgMouse* pMsg) { |
| if (!m_pOwner->IsDropListShowed() && |
| !((m_pOwner->m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled) == |
| FWL_WGTSTATE_Disabled)) { |
| m_pOwner->m_iBtnState = CFWL_PartState_Normal; |
| m_pOwner->Repaint(&m_pOwner->m_rtBtn); |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::OnKey(CFWL_MsgKey* pMsg) { |
| uint32_t dwKeyCode = pMsg->m_dwKeyCode; |
| if (dwKeyCode == FWL_VKEY_Tab) { |
| m_pOwner->DispatchKeyEvent(pMsg); |
| return; |
| } |
| if (pMsg->m_pDstTarget == m_pOwner->m_pInterface) |
| DoSubCtrlKey(pMsg); |
| } |
| void CFWL_ComboBoxImpDelegate::DoSubCtrlKey(CFWL_MsgKey* pMsg) { |
| uint32_t dwKeyCode = pMsg->m_dwKeyCode; |
| const bool bUp = dwKeyCode == FWL_VKEY_Up; |
| const bool bDown = dwKeyCode == FWL_VKEY_Down; |
| if (bUp || bDown) { |
| int32_t iCount = |
| static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl()) |
| ->CountItems(); |
| if (iCount < 1) { |
| return; |
| } |
| FX_BOOL bMatchEqual = FALSE; |
| int32_t iCurSel = m_pOwner->m_iCurSel; |
| FX_BOOL bDropDown = m_pOwner->IsDropDownStyle(); |
| if (bDropDown && m_pOwner->m_pEdit) { |
| CFX_WideString wsText; |
| m_pOwner->m_pEdit->GetText(wsText); |
| iCurSel = static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl()) |
| ->MatchItem(wsText); |
| if (iCurSel >= 0) { |
| CFX_WideString wsTemp; |
| IFWL_ComboBoxDP* pData = static_cast<IFWL_ComboBoxDP*>( |
| m_pOwner->m_pProperties->m_pDataProvider); |
| IFWL_ListItem* hItem = pData->GetItem(m_pOwner->m_pInterface, iCurSel); |
| static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl()) |
| ->GetItemText(hItem, wsTemp); |
| bMatchEqual = wsText == wsTemp; |
| } |
| } |
| if (iCurSel < 0) { |
| iCurSel = 0; |
| } else if (!bDropDown || bMatchEqual) { |
| if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) { |
| return; |
| } |
| if (bUp) { |
| iCurSel--; |
| } else { |
| iCurSel++; |
| } |
| } |
| m_pOwner->m_iCurSel = iCurSel; |
| if (bDropDown && m_pOwner->m_pEdit) { |
| m_pOwner->SynchrEditText(m_pOwner->m_iCurSel); |
| } else { |
| m_pOwner->Repaint(&m_pOwner->m_rtClient); |
| } |
| return; |
| } |
| FX_BOOL bDropDown = m_pOwner->IsDropDownStyle(); |
| if (bDropDown) { |
| IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(pMsg); |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::DisForm_OnProcessMessage( |
| CFWL_Message* pMessage) { |
| if (!pMessage) |
| return; |
| |
| FX_BOOL backDefault = TRUE; |
| switch (pMessage->GetClassID()) { |
| case CFWL_MessageType::SetFocus: { |
| backDefault = FALSE; |
| DisForm_OnFocusChanged(pMessage, TRUE); |
| break; |
| } |
| case CFWL_MessageType::KillFocus: { |
| backDefault = FALSE; |
| DisForm_OnFocusChanged(pMessage, FALSE); |
| break; |
| } |
| case CFWL_MessageType::Mouse: { |
| backDefault = FALSE; |
| CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage); |
| switch (pMsg->m_dwCmd) { |
| case FWL_MouseCommand::LeftButtonDown: { |
| DisForm_OnLButtonDown(pMsg); |
| break; |
| } |
| case FWL_MouseCommand::LeftButtonUp: { |
| OnLButtonUp(pMsg); |
| break; |
| } |
| default: |
| break; |
| } |
| break; |
| } |
| case CFWL_MessageType::Key: { |
| backDefault = FALSE; |
| CFWL_MsgKey* pKey = static_cast<CFWL_MsgKey*>(pMessage); |
| if (pKey->m_dwCmd == FWL_KeyCommand::KeyUp) |
| break; |
| if (m_pOwner->DisForm_IsDropListShowed() && |
| pKey->m_dwCmd == FWL_KeyCommand::KeyDown) { |
| FX_BOOL bListKey = pKey->m_dwKeyCode == FWL_VKEY_Up || |
| pKey->m_dwKeyCode == FWL_VKEY_Down || |
| pKey->m_dwKeyCode == FWL_VKEY_Return || |
| pKey->m_dwKeyCode == FWL_VKEY_Escape; |
| if (bListKey) { |
| IFWL_WidgetDelegate* pDelegate = |
| m_pOwner->m_pListBox->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(pMessage); |
| break; |
| } |
| } |
| DisForm_OnKey(pKey); |
| break; |
| } |
| default: |
| break; |
| } |
| if (backDefault) |
| CFWL_WidgetImpDelegate::OnProcessMessage(pMessage); |
| } |
| |
| void CFWL_ComboBoxImpDelegate::DisForm_OnLButtonDown(CFWL_MsgMouse* pMsg) { |
| FX_BOOL bDropDown = m_pOwner->DisForm_IsDropListShowed(); |
| CFX_RectF& rtBtn = bDropDown ? m_pOwner->m_rtBtn : m_pOwner->m_rtClient; |
| FX_BOOL bClickBtn = rtBtn.Contains(pMsg->m_fx, pMsg->m_fy); |
| if (bClickBtn) { |
| if (m_pOwner->DisForm_IsDropListShowed()) { |
| m_pOwner->DisForm_ShowDropList(FALSE); |
| return; |
| } |
| { |
| if (m_pOwner->m_pEdit) { |
| m_pOwner->MatchEditText(); |
| } |
| m_pOwner->DisForm_ShowDropList(TRUE); |
| } |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::DisForm_OnFocusChanged(CFWL_Message* pMsg, |
| FX_BOOL bSet) { |
| if (bSet) { |
| m_pOwner->m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused; |
| if ((m_pOwner->m_pEdit->GetStates() & FWL_WGTSTATE_Focused) == 0) { |
| CFWL_MsgSetFocus msg; |
| msg.m_pDstTarget = m_pOwner->m_pEdit.get(); |
| msg.m_pSrcTarget = nullptr; |
| IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(&msg); |
| } |
| } else { |
| m_pOwner->m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused; |
| m_pOwner->DisForm_ShowDropList(FALSE); |
| CFWL_MsgKillFocus msg; |
| msg.m_pDstTarget = nullptr; |
| msg.m_pSrcTarget = m_pOwner->m_pEdit.get(); |
| IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(&msg); |
| } |
| } |
| void CFWL_ComboBoxImpDelegate::DisForm_OnKey(CFWL_MsgKey* pMsg) { |
| uint32_t dwKeyCode = pMsg->m_dwKeyCode; |
| const bool bUp = dwKeyCode == FWL_VKEY_Up; |
| const bool bDown = dwKeyCode == FWL_VKEY_Down; |
| if (bUp || bDown) { |
| CFWL_ComboListImp* pComboList = |
| static_cast<CFWL_ComboListImp*>(m_pOwner->m_pListBox->GetImpl()); |
| int32_t iCount = pComboList->CountItems(); |
| if (iCount < 1) { |
| return; |
| } |
| FX_BOOL bMatchEqual = FALSE; |
| int32_t iCurSel = m_pOwner->m_iCurSel; |
| if (m_pOwner->m_pEdit) { |
| CFX_WideString wsText; |
| m_pOwner->m_pEdit->GetText(wsText); |
| iCurSel = pComboList->MatchItem(wsText); |
| if (iCurSel >= 0) { |
| CFX_WideString wsTemp; |
| IFWL_ListItem* item = m_pOwner->m_pListBox->GetSelItem(iCurSel); |
| m_pOwner->m_pListBox->GetItemText(item, wsTemp); |
| bMatchEqual = wsText == wsTemp; |
| } |
| } |
| if (iCurSel < 0) { |
| iCurSel = 0; |
| } else if (bMatchEqual) { |
| if ((bUp && iCurSel == 0) || (bDown && iCurSel == iCount - 1)) { |
| return; |
| } |
| if (bUp) { |
| iCurSel--; |
| } else { |
| iCurSel++; |
| } |
| } |
| m_pOwner->m_iCurSel = iCurSel; |
| m_pOwner->SynchrEditText(m_pOwner->m_iCurSel); |
| return; |
| } |
| if (m_pOwner->m_pEdit) { |
| IFWL_WidgetDelegate* pDelegate = m_pOwner->m_pEdit->SetDelegate(nullptr); |
| pDelegate->OnProcessMessage(pMsg); |
| } |
| } |
| |
| CFWL_ComboProxyImpDelegate::CFWL_ComboProxyImpDelegate( |
| IFWL_Form* pForm, |
| CFWL_ComboBoxImp* pComboBox) |
| : m_bLButtonDown(FALSE), |
| m_bLButtonUpSelf(FALSE), |
| m_fStartPos(0), |
| m_pForm(pForm), |
| m_pComboBox(pComboBox) {} |
| |
| void CFWL_ComboProxyImpDelegate::OnProcessMessage(CFWL_Message* pMessage) { |
| if (!pMessage) |
| return; |
| |
| switch (pMessage->GetClassID()) { |
| 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; |
| } |
| default: |
| break; |
| } |
| break; |
| } |
| case CFWL_MessageType::Deactivate: { |
| OnDeactive(static_cast<CFWL_MsgDeactivate*>(pMessage)); |
| break; |
| } |
| case CFWL_MessageType::KillFocus: { |
| OnFocusChanged(static_cast<CFWL_MsgKillFocus*>(pMessage), FALSE); |
| break; |
| } |
| case CFWL_MessageType::SetFocus: { |
| OnFocusChanged(static_cast<CFWL_MsgKillFocus*>(pMessage), TRUE); |
| break; |
| } |
| default: |
| break; |
| } |
| CFWL_WidgetImpDelegate::OnProcessMessage(pMessage); |
| } |
| |
| void CFWL_ComboProxyImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| m_pComboBox->DrawStretchHandler(pGraphics, pMatrix); |
| } |
| |
| void CFWL_ComboProxyImpDelegate::OnLButtonDown(CFWL_MsgMouse* pMsg) { |
| IFWL_App* pApp = m_pForm->GetOwnerApp(); |
| if (!pApp) |
| return; |
| |
| CFWL_NoteDriver* pDriver = |
| static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver()); |
| CFX_RectF rtWidget; |
| m_pForm->GetWidgetRect(rtWidget); |
| rtWidget.left = rtWidget.top = 0; |
| if (rtWidget.Contains(pMsg->m_fx, pMsg->m_fy)) { |
| m_bLButtonDown = TRUE; |
| pDriver->SetGrab(m_pForm, TRUE); |
| } else { |
| m_bLButtonDown = FALSE; |
| pDriver->SetGrab(m_pForm, FALSE); |
| m_pComboBox->ShowDropList(FALSE); |
| } |
| } |
| void CFWL_ComboProxyImpDelegate::OnLButtonUp(CFWL_MsgMouse* pMsg) { |
| m_bLButtonDown = FALSE; |
| IFWL_App* pApp = m_pForm->GetOwnerApp(); |
| if (!pApp) |
| return; |
| |
| CFWL_NoteDriver* pDriver = |
| static_cast<CFWL_NoteDriver*>(pApp->GetNoteDriver()); |
| pDriver->SetGrab(m_pForm, FALSE); |
| if (m_bLButtonUpSelf) { |
| CFX_RectF rect; |
| m_pForm->GetWidgetRect(rect); |
| rect.left = rect.top = 0; |
| if (!rect.Contains(pMsg->m_fx, pMsg->m_fy) && |
| m_pComboBox->IsDropListShowed()) { |
| m_pComboBox->ShowDropList(FALSE); |
| } |
| } else { |
| m_bLButtonUpSelf = TRUE; |
| } |
| } |
| void CFWL_ComboProxyImpDelegate::OnMouseMove(CFWL_MsgMouse* pMsg) {} |
| void CFWL_ComboProxyImpDelegate::OnDeactive(CFWL_MsgDeactivate* pMsg) { |
| m_pComboBox->ShowDropList(FALSE); |
| } |
| void CFWL_ComboProxyImpDelegate::OnFocusChanged(CFWL_MsgKillFocus* pMsg, |
| FX_BOOL bSet) { |
| if (!bSet) { |
| if (!pMsg->m_pSetFocus) { |
| m_pComboBox->ShowDropList(FALSE); |
| } |
| } |
| } |