// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "xfa/fwl/lightwidget/cfwl_listbox.h"
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#include <memory>
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#include "third_party/base/stl_util.h"
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CFWL_ListBox* CFWL_ListBox::Create() {
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return new CFWL_ListBox;
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}
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FWL_Error CFWL_ListBox::Initialize(const CFWL_WidgetProperties* pProperties) {
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if (m_pIface)
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return FWL_Error::Indefinite;
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if (pProperties) {
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*m_pProperties = *pProperties;
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}
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std::unique_ptr<IFWL_ListBox> pListBox(IFWL_ListBox::Create(
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m_pProperties->MakeWidgetImpProperties(&m_ListBoxDP), nullptr));
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FWL_Error ret = pListBox->Initialize();
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if (ret != FWL_Error::Succeeded) {
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return ret;
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}
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m_pIface = pListBox.release();
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CFWL_Widget::Initialize();
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::AddDIBitmap(CFX_DIBitmap* pDIB, IFWL_ListItem* pItem) {
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static_cast<CFWL_ListItem*>(pItem)->m_pDIB = pDIB;
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return FWL_Error::Succeeded;
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}
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IFWL_ListItem* CFWL_ListBox::AddString(const CFX_WideStringC& wsAdd,
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FX_BOOL bSelect) {
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std::unique_ptr<CFWL_ListItem> pItem(new CFWL_ListItem);
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pItem->m_dwStates = 0;
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pItem->m_wsText = wsAdd;
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pItem->m_dwStates = bSelect ? FWL_ITEMSTATE_LTB_Selected : 0;
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m_ListBoxDP.m_ItemArray.push_back(std::move(pItem));
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return m_ListBoxDP.m_ItemArray.back().get();
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}
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FX_BOOL CFWL_ListBox::DeleteString(IFWL_ListItem* pItem) {
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int32_t nIndex = m_ListBoxDP.GetItemIndex(GetWidget(), pItem);
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if (nIndex < 0 ||
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static_cast<size_t>(nIndex) >= m_ListBoxDP.m_ItemArray.size()) {
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return FALSE;
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}
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int32_t iCount = m_ListBoxDP.CountItems(m_pIface);
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int32_t iSel = nIndex + 1;
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if (iSel >= iCount) {
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iSel = nIndex - 1;
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if (iSel < 0) {
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iSel = -1;
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}
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}
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if (iSel >= 0) {
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CFWL_ListItem* pSel =
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static_cast<CFWL_ListItem*>(m_ListBoxDP.GetItem(m_pIface, iSel));
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pSel->m_dwStates |= FWL_ITEMSTATE_LTB_Selected;
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}
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m_ListBoxDP.m_ItemArray.erase(m_ListBoxDP.m_ItemArray.begin() + nIndex);
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return TRUE;
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}
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void CFWL_ListBox::DeleteAll() {
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m_ListBoxDP.m_ItemArray.clear();
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}
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int32_t CFWL_ListBox::CountSelItems() {
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if (!m_pIface)
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return 0;
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return static_cast<IFWL_ListBox*>(m_pIface)->CountSelItems();
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}
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IFWL_ListItem* CFWL_ListBox::GetSelItem(int32_t nIndexSel) {
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if (!m_pIface)
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return nullptr;
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return static_cast<IFWL_ListBox*>(m_pIface)->GetSelItem(nIndexSel);
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}
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int32_t CFWL_ListBox::GetSelIndex(int32_t nIndex) {
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if (!m_pIface)
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return 0;
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return static_cast<IFWL_ListBox*>(m_pIface)->GetSelIndex(nIndex);
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}
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FWL_Error CFWL_ListBox::SetSelItem(IFWL_ListItem* pItem, FX_BOOL bSelect) {
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if (!m_pIface)
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return FWL_Error::Indefinite;
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return static_cast<IFWL_ListBox*>(m_pIface)->SetSelItem(pItem, bSelect);
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}
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FWL_Error CFWL_ListBox::GetItemText(IFWL_ListItem* pItem,
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CFX_WideString& wsText) {
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if (!m_pIface)
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return FWL_Error::Indefinite;
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return static_cast<IFWL_ListBox*>(m_pIface)->GetItemText(pItem, wsText);
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}
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FWL_Error CFWL_ListBox::GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert) {
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if (!m_pIface)
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return FWL_Error::Indefinite;
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return static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fPos, bVert);
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}
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FWL_Error CFWL_ListBox::SetItemHeight(FX_FLOAT fItemHeight) {
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m_ListBoxDP.m_fItemHeight = fItemHeight;
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return FWL_Error::Succeeded;
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}
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IFWL_ListItem* CFWL_ListBox::GetFocusItem() {
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for (const auto& pItem : m_ListBoxDP.m_ItemArray) {
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if (pItem->m_dwStates & FWL_ITEMSTATE_LTB_Focused)
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return pItem.get();
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}
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return nullptr;
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}
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FWL_Error CFWL_ListBox::SetFocusItem(IFWL_ListItem* pItem) {
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int32_t nIndex = m_ListBoxDP.GetItemIndex(GetWidget(), pItem);
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m_ListBoxDP.m_ItemArray[nIndex]->m_dwStates |= FWL_ITEMSTATE_LTB_Focused;
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return FWL_Error::Succeeded;
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}
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int32_t CFWL_ListBox::CountItems() {
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return pdfium::CollectionSize<int32_t>(m_ListBoxDP.m_ItemArray);
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}
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IFWL_ListItem* CFWL_ListBox::GetItem(int32_t nIndex) {
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if (nIndex < 0 || nIndex >= CountItems())
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return nullptr;
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return m_ListBoxDP.m_ItemArray[nIndex].get();
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}
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FWL_Error CFWL_ListBox::SetItemString(IFWL_ListItem* pItem,
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const CFX_WideStringC& wsText) {
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if (!pItem)
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return FWL_Error::Indefinite;
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static_cast<CFWL_ListItem*>(pItem)->m_wsText = wsText;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::GetItemString(IFWL_ListItem* pItem,
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CFX_WideString& wsText) {
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if (!pItem)
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return FWL_Error::Indefinite;
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wsText = static_cast<CFWL_ListItem*>(pItem)->m_wsText;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::SetItemData(IFWL_ListItem* pItem, void* pData) {
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if (!pItem)
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return FWL_Error::Indefinite;
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static_cast<CFWL_ListItem*>(pItem)->m_pData = pData;
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return FWL_Error::Succeeded;
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}
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void* CFWL_ListBox::GetItemData(IFWL_ListItem* pItem) {
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return pItem ? static_cast<CFWL_ListItem*>(pItem)->m_pData : nullptr;
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}
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IFWL_ListItem* CFWL_ListBox::GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy) {
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CFX_RectF rtClient;
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m_pIface->GetClientRect(rtClient);
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fx -= rtClient.left;
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fy -= rtClient.top;
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FX_FLOAT fPosX = 0;
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FX_FLOAT fPosY = 0;
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static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fx);
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static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fy, FALSE);
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int32_t nCount = m_ListBoxDP.CountItems(nullptr);
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for (int32_t i = 0; i < nCount; i++) {
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IFWL_ListItem* pItem = m_ListBoxDP.GetItem(nullptr, i);
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if (!pItem) {
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continue;
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}
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CFX_RectF rtItem;
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m_ListBoxDP.GetItemRect(nullptr, pItem, rtItem);
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rtItem.Offset(-fPosX, -fPosY);
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if (rtItem.Contains(fx, fy)) {
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return pItem;
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}
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}
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return nullptr;
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}
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uint32_t CFWL_ListBox::GetItemStates(IFWL_ListItem* pItem) {
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if (!pItem)
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return 0;
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CFWL_ListItem* pListItem = static_cast<CFWL_ListItem*>(pItem);
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return pListItem->m_dwStates | pListItem->m_dwCheckState;
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}
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CFWL_ListBox::CFWL_ListBox() {}
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CFWL_ListBox::~CFWL_ListBox() {}
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CFWL_ListBox::CFWL_ListBoxDP::CFWL_ListBoxDP() {}
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CFWL_ListBox::CFWL_ListBoxDP::~CFWL_ListBoxDP() {}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::GetCaption(IFWL_Widget* pWidget,
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CFX_WideString& wsCaption) {
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wsCaption = m_wsData;
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return FWL_Error::Succeeded;
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}
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int32_t CFWL_ListBox::CFWL_ListBoxDP::CountItems(IFWL_Widget* pWidget) {
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return pdfium::CollectionSize<int32_t>(m_ItemArray);
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}
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IFWL_ListItem* CFWL_ListBox::CFWL_ListBoxDP::GetItem(IFWL_Widget* pWidget,
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int32_t nIndex) {
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if (nIndex < 0 || nIndex >= CountItems(pWidget))
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return nullptr;
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return m_ItemArray[nIndex].get();
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}
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int32_t CFWL_ListBox::CFWL_ListBoxDP::GetItemIndex(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) {
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auto it = std::find_if(
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m_ItemArray.begin(), m_ItemArray.end(),
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[pItem](const std::unique_ptr<CFWL_ListItem>& candidate) {
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return candidate.get() == static_cast<CFWL_ListItem*>(pItem);
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});
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return it != m_ItemArray.end() ? it - m_ItemArray.begin() : -1;
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}
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FX_BOOL CFWL_ListBox::CFWL_ListBoxDP::SetItemIndex(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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int32_t nIndex) {
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if (nIndex < 0 || nIndex >= CountItems(pWidget))
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return FALSE;
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m_ItemArray[nIndex].reset(static_cast<CFWL_ListItem*>(pItem));
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return TRUE;
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}
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uint32_t CFWL_ListBox::CFWL_ListBoxDP::GetItemStyles(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) {
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if (!pItem)
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return 0;
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return static_cast<CFWL_ListItem*>(pItem)->m_dwStates;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::GetItemText(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_WideString& wsText) {
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if (!pItem)
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return FWL_Error::Indefinite;
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wsText = static_cast<CFWL_ListItem*>(pItem)->m_wsText;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::GetItemRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_RectF& rtItem) {
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if (!pItem)
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return FWL_Error::Indefinite;
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rtItem = static_cast<CFWL_ListItem*>(pItem)->m_rtItem;
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return FWL_Error::Succeeded;
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}
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void* CFWL_ListBox::CFWL_ListBoxDP::GetItemData(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) {
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return pItem ? static_cast<CFWL_ListItem*>(pItem)->m_pData : nullptr;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::SetItemStyles(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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uint32_t dwStyle) {
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if (!pItem)
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return FWL_Error::Indefinite;
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static_cast<CFWL_ListItem*>(pItem)->m_dwStates = dwStyle;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::SetItemText(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const FX_WCHAR* pszText) {
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if (!pItem)
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return FWL_Error::Indefinite;
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static_cast<CFWL_ListItem*>(pItem)->m_wsText = pszText;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::SetItemRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const CFX_RectF& rtItem) {
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if (!pItem)
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return FWL_Error::Indefinite;
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static_cast<CFWL_ListItem*>(pItem)->m_rtItem = rtItem;
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return FWL_Error::Succeeded;
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}
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FX_FLOAT CFWL_ListBox::CFWL_ListBoxDP::GetItemHeight(IFWL_Widget* pWidget) {
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return m_fItemHeight;
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}
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CFX_DIBitmap* CFWL_ListBox::CFWL_ListBoxDP::GetItemIcon(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) {
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return static_cast<CFWL_ListItem*>(pItem)->m_pDIB;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::GetItemCheckRect(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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CFX_RectF& rtCheck) {
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rtCheck = static_cast<CFWL_ListItem*>(pItem)->m_rtCheckBox;
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return FWL_Error::Succeeded;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::SetItemCheckRect(
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IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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const CFX_RectF& rtCheck) {
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static_cast<CFWL_ListItem*>(pItem)->m_rtCheckBox = rtCheck;
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return FWL_Error::Succeeded;
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}
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uint32_t CFWL_ListBox::CFWL_ListBoxDP::GetItemCheckState(IFWL_Widget* pWidget,
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IFWL_ListItem* pItem) {
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return static_cast<CFWL_ListItem*>(pItem)->m_dwCheckState;
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}
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FWL_Error CFWL_ListBox::CFWL_ListBoxDP::SetItemCheckState(
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IFWL_Widget* pWidget,
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IFWL_ListItem* pItem,
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uint32_t dwCheckState) {
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static_cast<CFWL_ListItem*>(pItem)->m_dwCheckState = dwCheckState;
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return FWL_Error::Succeeded;
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}
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CFWL_ListItem::CFWL_ListItem() {
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m_rtItem.Reset();
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m_dwStates = 0;
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m_wsText = L"";
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m_pDIB = nullptr;
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m_pData = nullptr;
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m_dwCheckState = 0;
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m_rtCheckBox.Reset();
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}
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CFWL_ListItem::~CFWL_ListItem() {}
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