// 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 "fpdfsdk/pdfwindow/PWL_Edit.h"
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#include <vector>
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#include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
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#include "core/fpdfdoc/include/cpvt_word.h"
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#include "core/fxcrt/include/fx_safe_types.h"
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#include "core/fxcrt/include/fx_xml.h"
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#include "core/fxge/include/fx_ge.h"
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#include "fpdfsdk/fxedit/include/fxet_edit.h"
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#include "fpdfsdk/pdfwindow/PWL_Caret.h"
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#include "fpdfsdk/pdfwindow/PWL_EditCtrl.h"
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#include "fpdfsdk/pdfwindow/PWL_FontMap.h"
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#include "fpdfsdk/pdfwindow/PWL_ScrollBar.h"
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#include "fpdfsdk/pdfwindow/PWL_Utils.h"
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#include "fpdfsdk/pdfwindow/PWL_Wnd.h"
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#include "public/fpdf_fwlevent.h"
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#include "third_party/base/stl_util.h"
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CPWL_Edit::CPWL_Edit()
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: m_pFillerNotify(nullptr), m_bFocus(FALSE), m_pFormFiller(nullptr) {}
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CPWL_Edit::~CPWL_Edit() {
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ASSERT(m_bFocus == FALSE);
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}
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CFX_ByteString CPWL_Edit::GetClassName() const {
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return PWL_CLASSNAME_EDIT;
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}
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void CPWL_Edit::OnDestroy() {}
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void CPWL_Edit::SetText(const FX_WCHAR* csText) {
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CFX_WideString swText = csText;
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if (HasFlag(PES_RICH)) {
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CFX_ByteString sValue = CFX_ByteString::FromUnicode(swText);
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if (CXML_Element* pXML =
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CXML_Element::Parse(sValue.c_str(), sValue.GetLength())) {
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int32_t nCount = pXML->CountChildren();
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FX_BOOL bFirst = TRUE;
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swText.clear();
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for (int32_t i = 0; i < nCount; i++) {
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if (CXML_Element* pSubElement = pXML->GetElement(i)) {
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CFX_ByteString tag = pSubElement->GetTagName();
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if (tag.EqualNoCase("p")) {
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int nChild = pSubElement->CountChildren();
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CFX_WideString swSection;
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for (int32_t j = 0; j < nChild; j++) {
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swSection += pSubElement->GetContent(j);
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}
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if (bFirst)
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bFirst = FALSE;
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else
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swText += FWL_VKEY_Return;
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swText += swSection;
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}
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}
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}
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delete pXML;
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}
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}
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m_pEdit->SetText(swText.c_str());
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}
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void CPWL_Edit::RePosChildWnd() {
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if (CPWL_ScrollBar* pVSB = GetVScrollBar()) {
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CFX_FloatRect rcWindow = m_rcOldWindow;
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CFX_FloatRect rcVScroll =
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CFX_FloatRect(rcWindow.right, rcWindow.bottom,
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rcWindow.right + PWL_SCROLLBAR_WIDTH, rcWindow.top);
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pVSB->Move(rcVScroll, TRUE, FALSE);
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}
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if (m_pEditCaret && !HasFlag(PES_TEXTOVERFLOW))
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m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect(
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GetClientRect(), 1.0f)); // +1 for caret beside border
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CPWL_EditCtrl::RePosChildWnd();
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}
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CFX_FloatRect CPWL_Edit::GetClientRect() const {
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CFX_FloatRect rcClient = CPWL_Utils::DeflateRect(
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GetWindowRect(), (FX_FLOAT)(GetBorderWidth() + GetInnerBorderWidth()));
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if (CPWL_ScrollBar* pVSB = GetVScrollBar()) {
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if (pVSB->IsVisible()) {
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rcClient.right -= PWL_SCROLLBAR_WIDTH;
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}
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}
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return rcClient;
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}
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void CPWL_Edit::SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat,
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FX_BOOL bPaint) {
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m_pEdit->SetAlignmentV((int32_t)nFormat, bPaint);
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}
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FX_BOOL CPWL_Edit::CanSelectAll() const {
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return GetSelectWordRange() != m_pEdit->GetWholeWordRange();
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}
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FX_BOOL CPWL_Edit::CanClear() const {
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return !IsReadOnly() && m_pEdit->IsSelected();
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}
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FX_BOOL CPWL_Edit::CanCopy() const {
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return !HasFlag(PES_PASSWORD) && !HasFlag(PES_NOREAD) &&
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m_pEdit->IsSelected();
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}
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FX_BOOL CPWL_Edit::CanCut() const {
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return CanCopy() && !IsReadOnly();
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}
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void CPWL_Edit::CutText() {
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if (!CanCut())
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return;
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m_pEdit->Clear();
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}
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void CPWL_Edit::OnCreated() {
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CPWL_EditCtrl::OnCreated();
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if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
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pScroll->RemoveFlag(PWS_AUTOTRANSPARENT);
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pScroll->SetTransparency(255);
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}
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SetParamByFlag();
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m_rcOldWindow = GetWindowRect();
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m_pEdit->SetOprNotify(this);
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m_pEdit->EnableOprNotify(TRUE);
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}
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void CPWL_Edit::SetParamByFlag() {
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if (HasFlag(PES_RIGHT)) {
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m_pEdit->SetAlignmentH(2, FALSE);
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} else if (HasFlag(PES_MIDDLE)) {
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m_pEdit->SetAlignmentH(1, FALSE);
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} else {
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m_pEdit->SetAlignmentH(0, FALSE);
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}
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if (HasFlag(PES_BOTTOM)) {
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m_pEdit->SetAlignmentV(2, FALSE);
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} else if (HasFlag(PES_CENTER)) {
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m_pEdit->SetAlignmentV(1, FALSE);
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} else {
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m_pEdit->SetAlignmentV(0, FALSE);
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}
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if (HasFlag(PES_PASSWORD)) {
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m_pEdit->SetPasswordChar('*', FALSE);
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}
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m_pEdit->SetMultiLine(HasFlag(PES_MULTILINE), FALSE);
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m_pEdit->SetAutoReturn(HasFlag(PES_AUTORETURN), FALSE);
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m_pEdit->SetAutoFontSize(HasFlag(PWS_AUTOFONTSIZE), FALSE);
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m_pEdit->SetAutoScroll(HasFlag(PES_AUTOSCROLL), FALSE);
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m_pEdit->EnableUndo(HasFlag(PES_UNDO));
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if (HasFlag(PES_TEXTOVERFLOW)) {
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SetClipRect(CFX_FloatRect(0.0f, 0.0f, 0.0f, 0.0f));
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m_pEdit->SetTextOverflow(TRUE, FALSE);
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} else {
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if (m_pEditCaret) {
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m_pEditCaret->SetClipRect(CPWL_Utils::InflateRect(
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GetClientRect(), 1.0f)); // +1 for caret beside border
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}
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}
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}
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void CPWL_Edit::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) {
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CPWL_Wnd::GetThisAppearanceStream(sAppStream);
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CFX_FloatRect rcClient = GetClientRect();
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CFX_ByteTextBuf sLine;
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int32_t nCharArray = m_pEdit->GetCharArray();
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if (nCharArray > 0) {
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switch (GetBorderStyle()) {
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case BorderStyle::SOLID: {
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sLine << "q\n" << GetBorderWidth() << " w\n"
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<< CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE)
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.AsStringC()
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<< " 2 J 0 j\n";
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for (int32_t i = 1; i < nCharArray; i++) {
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sLine << rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * i
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<< " " << rcClient.bottom << " m\n"
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<< rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * i
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<< " " << rcClient.top << " l S\n";
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}
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sLine << "Q\n";
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break;
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}
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case BorderStyle::DASH: {
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sLine << "q\n" << GetBorderWidth() << " w\n"
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<< CPWL_Utils::GetColorAppStream(GetBorderColor(), FALSE)
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.AsStringC()
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<< " 2 J 0 j\n"
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<< "[" << GetBorderDash().nDash << " " << GetBorderDash().nGap
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<< "] " << GetBorderDash().nPhase << " d\n";
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for (int32_t i = 1; i < nCharArray; i++) {
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sLine << rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * i
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<< " " << rcClient.bottom << " m\n"
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<< rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * i
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<< " " << rcClient.top << " l S\n";
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}
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sLine << "Q\n";
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break;
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}
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default:
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break;
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}
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}
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sAppStream << sLine;
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CFX_ByteTextBuf sText;
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CFX_FloatPoint ptOffset = CFX_FloatPoint(0.0f, 0.0f);
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CPVT_WordRange wrWhole = m_pEdit->GetWholeWordRange();
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CPVT_WordRange wrSelect = GetSelectWordRange();
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CPVT_WordRange wrVisible =
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(HasFlag(PES_TEXTOVERFLOW) ? wrWhole : m_pEdit->GetVisibleWordRange());
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CPVT_WordRange wrSelBefore(wrWhole.BeginPos, wrSelect.BeginPos);
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CPVT_WordRange wrSelAfter(wrSelect.EndPos, wrWhole.EndPos);
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CPVT_WordRange wrTemp =
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CPWL_Utils::OverlapWordRange(GetSelectWordRange(), wrVisible);
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CFX_ByteString sEditSel =
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CPWL_Utils::GetEditSelAppStream(m_pEdit.get(), ptOffset, &wrTemp);
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if (sEditSel.GetLength() > 0)
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sText << CPWL_Utils::GetColorAppStream(PWL_DEFAULT_SELBACKCOLOR).AsStringC()
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<< sEditSel.AsStringC();
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wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelBefore);
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CFX_ByteString sEditBefore = CPWL_Utils::GetEditAppStream(
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m_pEdit.get(), ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
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m_pEdit->GetPasswordChar());
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if (sEditBefore.GetLength() > 0)
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sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()).AsStringC()
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<< sEditBefore.AsStringC() << "ET\n";
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wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelect);
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CFX_ByteString sEditMid = CPWL_Utils::GetEditAppStream(
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m_pEdit.get(), ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
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m_pEdit->GetPasswordChar());
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if (sEditMid.GetLength() > 0)
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sText << "BT\n"
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<< CPWL_Utils::GetColorAppStream(CPWL_Color(COLORTYPE_GRAY, 1))
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.AsStringC()
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<< sEditMid.AsStringC() << "ET\n";
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wrTemp = CPWL_Utils::OverlapWordRange(wrVisible, wrSelAfter);
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CFX_ByteString sEditAfter = CPWL_Utils::GetEditAppStream(
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m_pEdit.get(), ptOffset, &wrTemp, !HasFlag(PES_CHARARRAY),
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m_pEdit->GetPasswordChar());
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if (sEditAfter.GetLength() > 0)
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sText << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()).AsStringC()
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<< sEditAfter.AsStringC() << "ET\n";
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if (sText.GetLength() > 0) {
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CFX_FloatRect rect = GetClientRect();
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sAppStream << "q\n/Tx BMC\n";
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if (!HasFlag(PES_TEXTOVERFLOW))
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sAppStream << rect.left << " " << rect.bottom << " "
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<< rect.right - rect.left << " " << rect.top - rect.bottom
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<< " re W n\n";
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sAppStream << sText;
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sAppStream << "EMC\nQ\n";
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}
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}
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void CPWL_Edit::DrawThisAppearance(CFX_RenderDevice* pDevice,
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CFX_Matrix* pUser2Device) {
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CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device);
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CFX_FloatRect rcClient = GetClientRect();
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CFX_ByteTextBuf sLine;
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int32_t nCharArray = m_pEdit->GetCharArray();
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FX_SAFE_INT32 nCharArraySafe = nCharArray;
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nCharArraySafe -= 1;
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nCharArraySafe *= 2;
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if (nCharArray > 0 && nCharArraySafe.IsValid()) {
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switch (GetBorderStyle()) {
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case BorderStyle::SOLID: {
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CFX_GraphStateData gsd;
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gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth();
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CFX_PathData path;
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path.SetPointCount(nCharArraySafe.ValueOrDie());
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for (int32_t i = 0; i < nCharArray - 1; i++) {
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path.SetPoint(
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i * 2,
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rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
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rcClient.bottom, FXPT_MOVETO);
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path.SetPoint(
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i * 2 + 1,
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rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
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rcClient.top, FXPT_LINETO);
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}
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if (path.GetPointCount() > 0) {
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pDevice->DrawPath(
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&path, pUser2Device, &gsd, 0,
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CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255),
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FXFILL_ALTERNATE);
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}
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break;
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}
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case BorderStyle::DASH: {
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CFX_GraphStateData gsd;
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gsd.m_LineWidth = (FX_FLOAT)GetBorderWidth();
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gsd.SetDashCount(2);
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gsd.m_DashArray[0] = (FX_FLOAT)GetBorderDash().nDash;
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gsd.m_DashArray[1] = (FX_FLOAT)GetBorderDash().nGap;
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gsd.m_DashPhase = (FX_FLOAT)GetBorderDash().nPhase;
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CFX_PathData path;
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path.SetPointCount(nCharArraySafe.ValueOrDie());
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for (int32_t i = 0; i < nCharArray - 1; i++) {
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path.SetPoint(
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i * 2,
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rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
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rcClient.bottom, FXPT_MOVETO);
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path.SetPoint(
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i * 2 + 1,
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rcClient.left +
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((rcClient.right - rcClient.left) / nCharArray) * (i + 1),
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rcClient.top, FXPT_LINETO);
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}
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if (path.GetPointCount() > 0) {
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pDevice->DrawPath(
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&path, pUser2Device, &gsd, 0,
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CPWL_Utils::PWLColorToFXColor(GetBorderColor(), 255),
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FXFILL_ALTERNATE);
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}
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break;
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}
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default:
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break;
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}
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}
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CFX_FloatRect rcClip;
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CPVT_WordRange wrRange = m_pEdit->GetVisibleWordRange();
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CPVT_WordRange* pRange = nullptr;
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if (!HasFlag(PES_TEXTOVERFLOW)) {
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rcClip = GetClientRect();
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pRange = &wrRange;
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}
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CFX_SystemHandler* pSysHandler = GetSystemHandler();
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CFX_Edit::DrawEdit(
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pDevice, pUser2Device, m_pEdit.get(),
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CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
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CPWL_Utils::PWLColorToFXColor(GetTextStrokeColor(), GetTransparency()),
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rcClip, CFX_FloatPoint(0.0f, 0.0f), pRange, pSysHandler, m_pFormFiller);
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}
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FX_BOOL CPWL_Edit::OnLButtonDown(const CFX_FloatPoint& point, uint32_t nFlag) {
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CPWL_Wnd::OnLButtonDown(point, nFlag);
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if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) {
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if (m_bMouseDown)
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InvalidateRect();
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m_bMouseDown = TRUE;
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SetCapture();
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m_pEdit->OnMouseDown(point, IsSHIFTpressed(nFlag), IsCTRLpressed(nFlag));
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}
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return TRUE;
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}
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FX_BOOL CPWL_Edit::OnLButtonDblClk(const CFX_FloatPoint& point,
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uint32_t nFlag) {
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CPWL_Wnd::OnLButtonDblClk(point, nFlag);
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if (HasFlag(PES_TEXTOVERFLOW) || ClientHitTest(point)) {
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m_pEdit->SelectAll();
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}
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return TRUE;
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}
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FX_BOOL CPWL_Edit::OnRButtonUp(const CFX_FloatPoint& point, uint32_t nFlag) {
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if (m_bMouseDown)
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return FALSE;
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CPWL_Wnd::OnRButtonUp(point, nFlag);
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if (!HasFlag(PES_TEXTOVERFLOW) && !ClientHitTest(point))
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return TRUE;
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CFX_SystemHandler* pSH = GetSystemHandler();
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if (!pSH)
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return FALSE;
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SetFocus();
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return FALSE;
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}
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void CPWL_Edit::OnSetFocus() {
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SetEditCaret(TRUE);
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if (!IsReadOnly()) {
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if (IPWL_FocusHandler* pFocusHandler = GetFocusHandler())
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pFocusHandler->OnSetFocus(this);
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}
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m_bFocus = TRUE;
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}
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void CPWL_Edit::OnKillFocus() {
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ShowVScrollBar(FALSE);
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m_pEdit->SelectNone();
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SetCaret(FALSE, CFX_FloatPoint(0.0f, 0.0f), CFX_FloatPoint(0.0f, 0.0f));
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SetCharSet(FXFONT_ANSI_CHARSET);
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m_bFocus = FALSE;
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}
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void CPWL_Edit::SetHorzScale(int32_t nHorzScale, FX_BOOL bPaint /* = TRUE*/) {
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m_pEdit->SetHorzScale(nHorzScale, bPaint);
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}
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void CPWL_Edit::SetCharSpace(FX_FLOAT fCharSpace, FX_BOOL bPaint /* = TRUE*/) {
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m_pEdit->SetCharSpace(fCharSpace, bPaint);
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}
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void CPWL_Edit::SetLineLeading(FX_FLOAT fLineLeading,
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FX_BOOL bPaint /* = TRUE*/) {
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m_pEdit->SetLineLeading(fLineLeading, bPaint);
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}
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CFX_ByteString CPWL_Edit::GetSelectAppearanceStream(
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const CFX_FloatPoint& ptOffset) const {
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CPVT_WordRange wr = GetSelectWordRange();
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return CPWL_Utils::GetEditSelAppStream(m_pEdit.get(), ptOffset, &wr);
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}
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CPVT_WordRange CPWL_Edit::GetSelectWordRange() const {
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if (m_pEdit->IsSelected()) {
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int32_t nStart = -1;
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int32_t nEnd = -1;
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m_pEdit->GetSel(nStart, nEnd);
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CPVT_WordPlace wpStart = m_pEdit->WordIndexToWordPlace(nStart);
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CPVT_WordPlace wpEnd = m_pEdit->WordIndexToWordPlace(nEnd);
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return CPVT_WordRange(wpStart, wpEnd);
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}
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return CPVT_WordRange();
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}
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CFX_ByteString CPWL_Edit::GetTextAppearanceStream(
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const CFX_FloatPoint& ptOffset) const {
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CFX_ByteTextBuf sRet;
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CFX_ByteString sEdit = CPWL_Utils::GetEditAppStream(m_pEdit.get(), ptOffset);
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if (sEdit.GetLength() > 0) {
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sRet << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()).AsStringC()
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<< sEdit.AsStringC() << "ET\n";
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}
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return sRet.MakeString();
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}
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CFX_ByteString CPWL_Edit::GetCaretAppearanceStream(
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const CFX_FloatPoint& ptOffset) const {
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if (m_pEditCaret)
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return m_pEditCaret->GetCaretAppearanceStream(ptOffset);
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return CFX_ByteString();
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}
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CFX_FloatPoint CPWL_Edit::GetWordRightBottomPoint(
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const CPVT_WordPlace& wpWord) {
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CFX_FloatPoint pt(0.0f, 0.0f);
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CFX_Edit_Iterator* pIterator = m_pEdit->GetIterator();
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CPVT_WordPlace wpOld = pIterator->GetAt();
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pIterator->SetAt(wpWord);
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CPVT_Word word;
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if (pIterator->GetWord(word)) {
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pt = CFX_FloatPoint(word.ptWord.x + word.fWidth,
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word.ptWord.y + word.fDescent);
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}
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pIterator->SetAt(wpOld);
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return pt;
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}
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FX_BOOL CPWL_Edit::IsTextFull() const {
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return m_pEdit->IsTextFull();
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}
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FX_FLOAT CPWL_Edit::GetCharArrayAutoFontSize(CPDF_Font* pFont,
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const CFX_FloatRect& rcPlate,
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int32_t nCharArray) {
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if (pFont && !pFont->IsStandardFont()) {
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FX_RECT rcBBox;
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pFont->GetFontBBox(rcBBox);
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CFX_FloatRect rcCell = rcPlate;
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FX_FLOAT xdiv = rcCell.Width() / nCharArray * 1000.0f / rcBBox.Width();
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FX_FLOAT ydiv = -rcCell.Height() * 1000.0f / rcBBox.Height();
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return xdiv < ydiv ? xdiv : ydiv;
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}
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return 0.0f;
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}
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void CPWL_Edit::SetCharArray(int32_t nCharArray) {
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if (HasFlag(PES_CHARARRAY) && nCharArray > 0) {
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m_pEdit->SetCharArray(nCharArray);
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m_pEdit->SetTextOverflow(TRUE);
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if (HasFlag(PWS_AUTOFONTSIZE)) {
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if (IPVT_FontMap* pFontMap = GetFontMap()) {
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FX_FLOAT fFontSize = GetCharArrayAutoFontSize(
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pFontMap->GetPDFFont(0), GetClientRect(), nCharArray);
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if (fFontSize > 0.0f) {
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m_pEdit->SetAutoFontSize(FALSE);
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m_pEdit->SetFontSize(fFontSize);
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}
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}
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}
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}
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}
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void CPWL_Edit::SetLimitChar(int32_t nLimitChar) {
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m_pEdit->SetLimitChar(nLimitChar);
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}
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void CPWL_Edit::ReplaceSel(const FX_WCHAR* csText) {
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m_pEdit->Clear();
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m_pEdit->InsertText(csText);
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}
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CFX_FloatRect CPWL_Edit::GetFocusRect() const {
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return CFX_FloatRect();
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}
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void CPWL_Edit::ShowVScrollBar(FX_BOOL bShow) {
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if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
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if (bShow) {
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if (!pScroll->IsVisible()) {
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pScroll->SetVisible(TRUE);
|
CFX_FloatRect rcWindow = GetWindowRect();
|
m_rcOldWindow = rcWindow;
|
rcWindow.right += PWL_SCROLLBAR_WIDTH;
|
Move(rcWindow, TRUE, TRUE);
|
}
|
} else {
|
if (pScroll->IsVisible()) {
|
pScroll->SetVisible(FALSE);
|
Move(m_rcOldWindow, TRUE, TRUE);
|
}
|
}
|
}
|
}
|
|
FX_BOOL CPWL_Edit::IsVScrollBarVisible() const {
|
if (CPWL_ScrollBar* pScroll = GetVScrollBar()) {
|
return pScroll->IsVisible();
|
}
|
|
return FALSE;
|
}
|
|
FX_BOOL CPWL_Edit::OnKeyDown(uint16_t nChar, uint32_t nFlag) {
|
if (m_bMouseDown)
|
return TRUE;
|
|
if (nChar == FWL_VKEY_Delete) {
|
if (m_pFillerNotify) {
|
FX_BOOL bRC = TRUE;
|
FX_BOOL bExit = FALSE;
|
CFX_WideString strChange;
|
CFX_WideString strChangeEx;
|
|
int nSelStart = 0;
|
int nSelEnd = 0;
|
GetSel(nSelStart, nSelEnd);
|
|
if (nSelStart == nSelEnd)
|
nSelEnd = nSelStart + 1;
|
m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), strChange,
|
strChangeEx, nSelStart, nSelEnd, TRUE,
|
bRC, bExit, nFlag);
|
if (!bRC)
|
return FALSE;
|
if (bExit)
|
return FALSE;
|
}
|
}
|
|
FX_BOOL bRet = CPWL_EditCtrl::OnKeyDown(nChar, nFlag);
|
|
// In case of implementation swallow the OnKeyDown event.
|
if (IsProceedtoOnChar(nChar, nFlag))
|
return TRUE;
|
|
return bRet;
|
}
|
|
/**
|
*In case of implementation swallow the OnKeyDown event.
|
*If the event is swallowed, implementation may do other unexpected things, which
|
*is not the control means to do.
|
*/
|
FX_BOOL CPWL_Edit::IsProceedtoOnChar(uint16_t nKeyCode, uint32_t nFlag) {
|
FX_BOOL bCtrl = IsCTRLpressed(nFlag);
|
FX_BOOL bAlt = IsALTpressed(nFlag);
|
if (bCtrl && !bAlt) {
|
// hot keys for edit control.
|
switch (nKeyCode) {
|
case 'C':
|
case 'V':
|
case 'X':
|
case 'A':
|
case 'Z':
|
return TRUE;
|
default:
|
break;
|
}
|
}
|
// control characters.
|
switch (nKeyCode) {
|
case FWL_VKEY_Escape:
|
case FWL_VKEY_Back:
|
case FWL_VKEY_Return:
|
case FWL_VKEY_Space:
|
return TRUE;
|
default:
|
return FALSE;
|
}
|
}
|
|
FX_BOOL CPWL_Edit::OnChar(uint16_t nChar, uint32_t nFlag) {
|
if (m_bMouseDown)
|
return TRUE;
|
|
FX_BOOL bRC = TRUE;
|
FX_BOOL bExit = FALSE;
|
|
if (!IsCTRLpressed(nFlag)) {
|
if (m_pFillerNotify) {
|
CFX_WideString swChange;
|
|
int nSelStart = 0;
|
int nSelEnd = 0;
|
GetSel(nSelStart, nSelEnd);
|
|
switch (nChar) {
|
case FWL_VKEY_Back:
|
if (nSelStart == nSelEnd)
|
nSelStart = nSelEnd - 1;
|
break;
|
case FWL_VKEY_Return:
|
break;
|
default:
|
swChange += nChar;
|
break;
|
}
|
|
CFX_WideString strChangeEx;
|
m_pFillerNotify->OnBeforeKeyStroke(GetAttachedData(), swChange,
|
strChangeEx, nSelStart, nSelEnd, TRUE,
|
bRC, bExit, nFlag);
|
}
|
}
|
|
if (!bRC)
|
return TRUE;
|
if (bExit)
|
return FALSE;
|
|
if (IPVT_FontMap* pFontMap = GetFontMap()) {
|
int32_t nOldCharSet = GetCharSet();
|
int32_t nNewCharSet = pFontMap->CharSetFromUnicode(nChar, DEFAULT_CHARSET);
|
if (nOldCharSet != nNewCharSet) {
|
SetCharSet(nNewCharSet);
|
}
|
}
|
|
return CPWL_EditCtrl::OnChar(nChar, nFlag);
|
}
|
|
FX_BOOL CPWL_Edit::OnMouseWheel(short zDelta,
|
const CFX_FloatPoint& point,
|
uint32_t nFlag) {
|
if (HasFlag(PES_MULTILINE)) {
|
CFX_FloatPoint ptScroll = GetScrollPos();
|
|
if (zDelta > 0) {
|
ptScroll.y += GetFontSize();
|
} else {
|
ptScroll.y -= GetFontSize();
|
}
|
SetScrollPos(ptScroll);
|
|
return TRUE;
|
}
|
|
return FALSE;
|
}
|
|
void CPWL_Edit::OnInsertReturn(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
void CPWL_Edit::OnBackSpace(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
void CPWL_Edit::OnDelete(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
void CPWL_Edit::OnClear(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
void CPWL_Edit::OnInsertWord(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
void CPWL_Edit::OnInsertText(const CPVT_WordPlace& place,
|
const CPVT_WordPlace& oldplace) {
|
if (HasFlag(PES_SPELLCHECK)) {
|
m_pEdit->RefreshWordRange(CombineWordRange(GetLatinWordsRange(oldplace),
|
GetLatinWordsRange(place)));
|
}
|
}
|
|
CPVT_WordRange CPWL_Edit::CombineWordRange(const CPVT_WordRange& wr1,
|
const CPVT_WordRange& wr2) {
|
CPVT_WordRange wrRet;
|
|
if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0) {
|
wrRet.BeginPos = wr1.BeginPos;
|
} else {
|
wrRet.BeginPos = wr2.BeginPos;
|
}
|
|
if (wr1.EndPos.WordCmp(wr2.EndPos) < 0) {
|
wrRet.EndPos = wr2.EndPos;
|
} else {
|
wrRet.EndPos = wr1.EndPos;
|
}
|
|
return wrRet;
|
}
|
|
CPVT_WordRange CPWL_Edit::GetLatinWordsRange(
|
const CFX_FloatPoint& point) const {
|
return GetSameWordsRange(m_pEdit->SearchWordPlace(point), TRUE, FALSE);
|
}
|
|
CPVT_WordRange CPWL_Edit::GetLatinWordsRange(
|
const CPVT_WordPlace& place) const {
|
return GetSameWordsRange(place, TRUE, FALSE);
|
}
|
|
CPVT_WordRange CPWL_Edit::GetArabicWordsRange(
|
const CPVT_WordPlace& place) const {
|
return GetSameWordsRange(place, FALSE, TRUE);
|
}
|
|
#define PWL_ISARABICWORD(word) \
|
((word >= 0x0600 && word <= 0x06FF) || (word >= 0xFB50 && word <= 0xFEFC))
|
|
CPVT_WordRange CPWL_Edit::GetSameWordsRange(const CPVT_WordPlace& place,
|
FX_BOOL bLatin,
|
FX_BOOL bArabic) const {
|
CPVT_WordRange range;
|
|
CFX_Edit_Iterator* pIterator = m_pEdit->GetIterator();
|
CPVT_Word wordinfo;
|
CPVT_WordPlace wpStart(place), wpEnd(place);
|
pIterator->SetAt(place);
|
|
if (bLatin) {
|
while (pIterator->NextWord()) {
|
if (!pIterator->GetWord(wordinfo) ||
|
!FX_EDIT_ISLATINWORD(wordinfo.Word)) {
|
break;
|
}
|
|
wpEnd = pIterator->GetAt();
|
}
|
} else if (bArabic) {
|
while (pIterator->NextWord()) {
|
if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word))
|
break;
|
|
wpEnd = pIterator->GetAt();
|
}
|
}
|
|
pIterator->SetAt(place);
|
|
if (bLatin) {
|
do {
|
if (!pIterator->GetWord(wordinfo) ||
|
!FX_EDIT_ISLATINWORD(wordinfo.Word)) {
|
break;
|
}
|
|
wpStart = pIterator->GetAt();
|
} while (pIterator->PrevWord());
|
} else if (bArabic) {
|
do {
|
if (!pIterator->GetWord(wordinfo) || !PWL_ISARABICWORD(wordinfo.Word))
|
break;
|
|
wpStart = pIterator->GetAt();
|
} while (pIterator->PrevWord());
|
}
|
|
range.Set(wpStart, wpEnd);
|
return range;
|
}
|
|
void CPWL_Edit::GeneratePageObjects(
|
CPDF_PageObjectHolder* pObjectHolder,
|
const CFX_FloatPoint& ptOffset,
|
CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray) {
|
CFX_Edit::GeneratePageObjects(
|
pObjectHolder, m_pEdit.get(), ptOffset, nullptr,
|
CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
|
ObjArray);
|
}
|
|
void CPWL_Edit::GeneratePageObjects(CPDF_PageObjectHolder* pObjectHolder,
|
const CFX_FloatPoint& ptOffset) {
|
CFX_ArrayTemplate<CPDF_TextObject*> ObjArray;
|
CFX_Edit::GeneratePageObjects(
|
pObjectHolder, m_pEdit.get(), ptOffset, nullptr,
|
CPWL_Utils::PWLColorToFXColor(GetTextColor(), GetTransparency()),
|
ObjArray);
|
}
|
