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// 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/include/fwl/lightwidget/listbox.h"
#include <memory>
#include "third_party/base/stl_util.h"
CFWL_ListBox* CFWL_ListBox::Create() {
return new CFWL_ListBox;
}
FWL_ERR CFWL_ListBox::Initialize(const CFWL_WidgetProperties* pProperties) {
if (m_pIface)
return FWL_ERR_Indefinite;
if (pProperties) {
*m_pProperties = *pProperties;
}
std::unique_ptr<IFWL_ListBox> pListBox(IFWL_ListBox::Create(
m_pProperties->MakeWidgetImpProperties(&m_ListBoxDP), nullptr));
FWL_ERR ret = pListBox->Initialize();
if (ret != FWL_ERR_Succeeded) {
return ret;
}
m_pIface = pListBox.release();
CFWL_Widget::Initialize();
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::AddDIBitmap(CFX_DIBitmap* pDIB, FWL_HLISTITEM hItem) {
reinterpret_cast<CFWL_ListItem*>(hItem)->m_pDIB = pDIB;
return FWL_ERR_Succeeded;
}
FWL_HLISTITEM CFWL_ListBox::AddString(const CFX_WideStringC& wsAdd,
FX_BOOL bSelect) {
std::unique_ptr<CFWL_ListItem> pItem(new CFWL_ListItem);
pItem->m_dwStates = 0;
pItem->m_wsText = wsAdd;
pItem->m_dwStates = bSelect ? FWL_ITEMSTATE_LTB_Selected : 0;
m_ListBoxDP.m_ItemArray.push_back(std::move(pItem));
return (FWL_HLISTITEM)m_ListBoxDP.m_ItemArray.back().get();
}
FX_BOOL CFWL_ListBox::DeleteString(FWL_HLISTITEM hItem) {
int32_t nIndex = m_ListBoxDP.GetItemIndex(GetWidget(), hItem);
if (nIndex < 0 ||
static_cast<size_t>(nIndex) >= m_ListBoxDP.m_ItemArray.size()) {
return FALSE;
}
int32_t iCount = m_ListBoxDP.CountItems(m_pIface);
int32_t iSel = nIndex + 1;
if (iSel >= iCount) {
iSel = nIndex - 1;
if (iSel < 0) {
iSel = -1;
}
}
if (iSel >= 0) {
CFWL_ListItem* pSel =
reinterpret_cast<CFWL_ListItem*>(m_ListBoxDP.GetItem(m_pIface, iSel));
pSel->m_dwStates |= FWL_ITEMSTATE_LTB_Selected;
}
m_ListBoxDP.m_ItemArray.erase(m_ListBoxDP.m_ItemArray.begin() + nIndex);
return TRUE;
}
void CFWL_ListBox::DeleteAll() {
m_ListBoxDP.m_ItemArray.clear();
}
int32_t CFWL_ListBox::CountSelItems() {
if (!m_pIface)
return 0;
return static_cast<IFWL_ListBox*>(m_pIface)->CountSelItems();
}
FWL_HLISTITEM CFWL_ListBox::GetSelItem(int32_t nIndexSel) {
if (!m_pIface)
return NULL;
return static_cast<IFWL_ListBox*>(m_pIface)->GetSelItem(nIndexSel);
}
int32_t CFWL_ListBox::GetSelIndex(int32_t nIndex) {
if (!m_pIface)
return 0;
return static_cast<IFWL_ListBox*>(m_pIface)->GetSelIndex(nIndex);
}
FWL_ERR CFWL_ListBox::SetSelItem(FWL_HLISTITEM hItem, FX_BOOL bSelect) {
if (!m_pIface)
return FWL_ERR_Indefinite;
return static_cast<IFWL_ListBox*>(m_pIface)->SetSelItem(hItem, bSelect);
}
FWL_ERR CFWL_ListBox::GetItemText(FWL_HLISTITEM hItem, CFX_WideString& wsText) {
if (!m_pIface)
return FWL_ERR_Indefinite;
return static_cast<IFWL_ListBox*>(m_pIface)->GetItemText(hItem, wsText);
}
FWL_ERR CFWL_ListBox::GetScrollPos(FX_FLOAT& fPos, FX_BOOL bVert) {
if (!m_pIface)
return FWL_ERR_Indefinite;
return static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fPos, bVert);
}
FWL_ERR CFWL_ListBox::SetItemHeight(FX_FLOAT fItemHeight) {
m_ListBoxDP.m_fItemHeight = fItemHeight;
return FWL_ERR_Succeeded;
}
FWL_HLISTITEM CFWL_ListBox::GetFocusItem() {
for (const auto& hItem : m_ListBoxDP.m_ItemArray) {
if (hItem->m_dwStates & FWL_ITEMSTATE_LTB_Focused)
return (FWL_HLISTITEM)hItem.get();
}
return nullptr;
}
FWL_ERR CFWL_ListBox::SetFocusItem(FWL_HLISTITEM hItem) {
int32_t nIndex = m_ListBoxDP.GetItemIndex(GetWidget(), hItem);
m_ListBoxDP.m_ItemArray[nIndex]->m_dwStates |= FWL_ITEMSTATE_LTB_Focused;
return FWL_ERR_Succeeded;
}
FWL_ERR* CFWL_ListBox::Sort(IFWL_ListBoxCompare* pCom) {
return static_cast<IFWL_ListBox*>(m_pIface)->Sort(pCom);
}
int32_t CFWL_ListBox::CountItems() {
return pdfium::CollectionSize<int32_t>(m_ListBoxDP.m_ItemArray);
}
FWL_HLISTITEM CFWL_ListBox::GetItem(int32_t nIndex) {
if (nIndex < 0 || nIndex >= CountItems())
return nullptr;
return (FWL_HLISTITEM)m_ListBoxDP.m_ItemArray[nIndex].get();
}
FWL_ERR CFWL_ListBox::SetItemString(FWL_HLISTITEM hItem,
const CFX_WideStringC& wsText) {
if (!hItem)
return FWL_ERR_Indefinite;
reinterpret_cast<CFWL_ListItem*>(hItem)->m_wsText = wsText;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::GetItemString(FWL_HLISTITEM hItem,
CFX_WideString& wsText) {
if (!hItem)
return FWL_ERR_Indefinite;
wsText = reinterpret_cast<CFWL_ListItem*>(hItem)->m_wsText;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::SetItemData(FWL_HLISTITEM hItem, void* pData) {
if (!hItem)
return FWL_ERR_Indefinite;
reinterpret_cast<CFWL_ListItem*>(hItem)->m_pData = pData;
return FWL_ERR_Succeeded;
}
void* CFWL_ListBox::GetItemData(FWL_HLISTITEM hItem) {
if (!hItem)
return NULL;
return reinterpret_cast<CFWL_ListItem*>(hItem)->m_pData;
}
FWL_HLISTITEM CFWL_ListBox::GetItemAtPoint(FX_FLOAT fx, FX_FLOAT fy) {
CFX_RectF rtClient;
m_pIface->GetClientRect(rtClient);
fx -= rtClient.left;
fy -= rtClient.top;
FX_FLOAT fPosX = 0;
FX_FLOAT fPosY = 0;
static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fx);
static_cast<IFWL_ListBox*>(m_pIface)->GetScrollPos(fy, FALSE);
int32_t nCount = m_ListBoxDP.CountItems(NULL);
for (int32_t i = 0; i < nCount; i++) {
FWL_HLISTITEM hItem = m_ListBoxDP.GetItem(NULL, i);
if (!hItem) {
continue;
}
CFX_RectF rtItem;
m_ListBoxDP.GetItemRect(NULL, hItem, rtItem);
rtItem.Offset(-fPosX, -fPosY);
if (rtItem.Contains(fx, fy)) {
return hItem;
}
}
return NULL;
}
FX_DWORD CFWL_ListBox::GetItemStates(FWL_HLISTITEM hItem) {
if (!hItem)
return 0;
CFWL_ListItem* pItem = reinterpret_cast<CFWL_ListItem*>(hItem);
return pItem->m_dwStates | pItem->m_dwCheckState;
}
CFWL_ListBox::CFWL_ListBox() {}
CFWL_ListBox::~CFWL_ListBox() {}
CFWL_ListBox::CFWL_ListBoxDP::CFWL_ListBoxDP() {}
CFWL_ListBox::CFWL_ListBoxDP::~CFWL_ListBoxDP() {}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::GetCaption(IFWL_Widget* pWidget,
CFX_WideString& wsCaption) {
wsCaption = m_wsData;
return FWL_ERR_Succeeded;
}
int32_t CFWL_ListBox::CFWL_ListBoxDP::CountItems(IFWL_Widget* pWidget) {
return pdfium::CollectionSize<int32_t>(m_ItemArray);
}
FWL_HLISTITEM CFWL_ListBox::CFWL_ListBoxDP::GetItem(IFWL_Widget* pWidget,
int32_t nIndex) {
if (nIndex < 0 || nIndex >= CountItems(pWidget))
return nullptr;
return (FWL_HLISTITEM)m_ItemArray[nIndex].get();
}
int32_t CFWL_ListBox::CFWL_ListBoxDP::GetItemIndex(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem) {
auto it = std::find_if(
m_ItemArray.begin(), m_ItemArray.end(),
[hItem](const std::unique_ptr<CFWL_ListItem>& candidate) {
return candidate.get() == reinterpret_cast<CFWL_ListItem*>(hItem);
});
return it != m_ItemArray.end() ? it - m_ItemArray.begin() : -1;
}
FX_BOOL CFWL_ListBox::CFWL_ListBoxDP::SetItemIndex(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
int32_t nIndex) {
if (nIndex < 0 || nIndex >= CountItems(pWidget))
return FALSE;
m_ItemArray[nIndex].reset(reinterpret_cast<CFWL_ListItem*>(hItem));
return TRUE;
}
FX_DWORD CFWL_ListBox::CFWL_ListBoxDP::GetItemStyles(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem) {
if (!hItem)
return -1;
return reinterpret_cast<CFWL_ListItem*>(hItem)->m_dwStates;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::GetItemText(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
CFX_WideString& wsText) {
if (!hItem)
return FWL_ERR_Indefinite;
wsText = reinterpret_cast<CFWL_ListItem*>(hItem)->m_wsText;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::GetItemRect(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
CFX_RectF& rtItem) {
if (!hItem)
return FWL_ERR_Indefinite;
CFWL_ListItem* pItem = reinterpret_cast<CFWL_ListItem*>(hItem);
rtItem = pItem->m_rtItem;
return FWL_ERR_Succeeded;
}
void* CFWL_ListBox::CFWL_ListBoxDP::GetItemData(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem) {
if (!hItem)
return NULL;
CFWL_ListItem* pItem = reinterpret_cast<CFWL_ListItem*>(hItem);
return pItem->m_pData;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::SetItemStyles(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
FX_DWORD dwStyle) {
if (!hItem)
return FWL_ERR_Indefinite;
reinterpret_cast<CFWL_ListItem*>(hItem)->m_dwStates = dwStyle;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::SetItemText(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
const FX_WCHAR* pszText) {
if (!hItem)
return FWL_ERR_Indefinite;
reinterpret_cast<CFWL_ListItem*>(hItem)->m_wsText = pszText;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::SetItemRect(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
const CFX_RectF& rtItem) {
if (!hItem)
return FWL_ERR_Indefinite;
reinterpret_cast<CFWL_ListItem*>(hItem)->m_rtItem = rtItem;
return FWL_ERR_Succeeded;
}
FX_FLOAT CFWL_ListBox::CFWL_ListBoxDP::GetItemHeight(IFWL_Widget* pWidget) {
return m_fItemHeight;
}
CFX_DIBitmap* CFWL_ListBox::CFWL_ListBoxDP::GetItemIcon(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem) {
return reinterpret_cast<CFWL_ListItem*>(hItem)->m_pDIB;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::GetItemCheckRect(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
CFX_RectF& rtCheck) {
rtCheck = reinterpret_cast<CFWL_ListItem*>(hItem)->m_rtCheckBox;
return FWL_ERR_Succeeded;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::SetItemCheckRect(
IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
const CFX_RectF& rtCheck) {
reinterpret_cast<CFWL_ListItem*>(hItem)->m_rtCheckBox = rtCheck;
return FWL_ERR_Succeeded;
}
FX_DWORD CFWL_ListBox::CFWL_ListBoxDP::GetItemCheckState(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem) {
return reinterpret_cast<CFWL_ListItem*>(hItem)->m_dwCheckState;
}
FWL_ERR CFWL_ListBox::CFWL_ListBoxDP::SetItemCheckState(IFWL_Widget* pWidget,
FWL_HLISTITEM hItem,
FX_DWORD dwCheckState) {
reinterpret_cast<CFWL_ListItem*>(hItem)->m_dwCheckState = dwCheckState;
return FWL_ERR_Succeeded;
}
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