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MergeEditView.cpp
4469 lines (3969 loc) · 122 KB
/
MergeEditView.cpp
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/////////////////////////////////////////////////////////////////////////////
// WinMerge: an interactive diff/merge utility
// Copyright (C) 1997-2000 Thingamahoochie Software
// Author: Dean Grimm
// SPDX-License-Identifier: GPL-2.0-or-later
/////////////////////////////////////////////////////////////////////////////
/**
* @file MergeEditView.cpp
*
* @brief Implementation of the CMergeEditView class
*/
#include "StdAfx.h"
#include "MergeEditView.h"
#include <vector>
#include "BCMenu.h"
#include "Merge.h"
#include "LocationView.h"
#include "MergeDoc.h"
#include "MainFrm.h"
#include "OptionsMgr.h"
#include "OptionsDiffColors.h"
#include "WMGotoDlg.h"
#include "OptionsDef.h"
#include "SyntaxColors.h"
#include "MergeEditFrm.h"
#include "MergeLineFlags.h"
#include "paths.h"
#include "DropHandler.h"
#include "IDirDoc.h"
#include "ShellContextMenu.h"
#include "editcmd.h"
#include "Shell.h"
#include "SelectPluginDlg.h"
#include "Constants.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
#ifndef WM_MOUSEHWHEEL
# define WM_MOUSEHWHEEL 0x20e
#endif
using std::vector;
using CrystalLineParser::TEXTBLOCK;
/** @brief Timer ID for delayed rescan. */
const UINT IDT_RESCAN = 2;
/** @brief Timer timeout for delayed rescan. */
const UINT RESCAN_TIMEOUT = 1000;
/////////////////////////////////////////////////////////////////////////////
// CMergeEditView
IMPLEMENT_DYNCREATE(CMergeEditView, CCrystalEditViewEx)
CMergeEditView::CMergeEditView()
: m_bCurrentLineIsDiff(false)
, m_nThisPane(0)
, m_nThisGroup(0)
, m_bDetailView(false)
, m_piMergeEditStatus(nullptr)
, fTimerWaitingForIdle(0)
, m_lineBegin(0)
, m_lineEnd(-1)
{
SetParser(&m_xParser);
Options::DiffColors::Load(GetOptionsMgr(), m_cachedColors);
}
CMergeEditView::~CMergeEditView()
{
}
BEGIN_MESSAGE_MAP(CMergeEditView, CCrystalEditViewEx)
//{{AFX_MSG_MAP(CMergeEditView)
ON_WM_CONTEXTMENU()
ON_WM_TIMER()
ON_WM_LBUTTONDBLCLK()
ON_WM_LBUTTONUP()
ON_WM_RBUTTONDOWN()
ON_WM_VSCROLL ()
ON_WM_HSCROLL ()
ON_WM_SIZE()
ON_WM_MOVE()
ON_WM_MOUSEWHEEL()
ON_WM_MOUSEHWHEEL()
// [File] menu
ON_COMMAND_RANGE(ID_EOL_TO_DOS, ID_EOL_TO_MAC, OnConvertEolTo)
ON_UPDATE_COMMAND_UI_RANGE(ID_EOL_TO_DOS, ID_EOL_TO_MAC, OnUpdateConvertEolTo)
// [Edit] menu
ON_COMMAND(ID_EDIT_COPY, OnEditCopy)
ON_UPDATE_COMMAND_UI(ID_EDIT_COPY, OnUpdateEditCopy)
ON_COMMAND(ID_EDIT_CUT, OnEditCut)
ON_UPDATE_COMMAND_UI(ID_EDIT_CUT, OnUpdateEditCut)
ON_COMMAND(ID_EDIT_PASTE, OnEditPaste)
ON_UPDATE_COMMAND_UI(ID_EDIT_PASTE, OnUpdateEditPaste)
ON_COMMAND(ID_EDIT_UNDO, OnEditUndo)
ON_UPDATE_COMMAND_UI(ID_EDIT_UNDO, OnUpdateEditUndo)
ON_COMMAND(ID_EDIT_REDO, OnEditRedo)
ON_UPDATE_COMMAND_UI(ID_EDIT_REDO, OnUpdateEditRedo)
ON_UPDATE_COMMAND_UI(ID_EDIT_REPLACE, OnUpdateEditReplace)
ON_COMMAND(ID_EDIT_WMGOTO, OnWMGoto)
ON_COMMAND(ID_EDIT_COPY_LINENUMBERS, OnEditCopyLineNumbers)
ON_UPDATE_COMMAND_UI(ID_EDIT_COPY_LINENUMBERS, OnUpdateEditCopyLinenumbers)
// [View] menu
ON_COMMAND(ID_SELECTLINEDIFF, OnSelectLineDiff<false>)
ON_UPDATE_COMMAND_UI(ID_SELECTLINEDIFF, OnUpdateSelectLineDiff)
ON_COMMAND(ID_SELECTPREVLINEDIFF, OnSelectLineDiff<true>)
ON_UPDATE_COMMAND_UI(ID_SELECTPREVLINEDIFF, OnUpdateSelectLineDiff)
ON_COMMAND(ID_VIEW_LINEDIFFS, OnViewLineDiffs)
ON_UPDATE_COMMAND_UI(ID_VIEW_LINEDIFFS, OnUpdateViewLineDiffs)
ON_COMMAND(ID_VIEW_WORDWRAP, OnViewWordWrap)
ON_UPDATE_COMMAND_UI(ID_VIEW_WORDWRAP, OnUpdateViewWordWrap)
ON_COMMAND(ID_VIEW_LINENUMBERS, OnViewLineNumbers)
ON_UPDATE_COMMAND_UI(ID_VIEW_LINENUMBERS, OnUpdateViewLineNumbers)
ON_COMMAND(ID_VIEW_WHITESPACE, OnViewWhitespace)
ON_UPDATE_COMMAND_UI(ID_VIEW_WHITESPACE, OnUpdateViewWhitespace)
ON_COMMAND(ID_VIEW_EOL, OnViewEOL)
ON_UPDATE_COMMAND_UI(ID_VIEW_EOL, OnUpdateViewEOL)
ON_COMMAND(ID_VIEW_SELMARGIN, OnViewMargin)
ON_UPDATE_COMMAND_UI(ID_VIEW_SELMARGIN, OnUpdateViewMargin)
ON_COMMAND(ID_VIEW_TOPMARGIN, OnViewTopMargin)
ON_UPDATE_COMMAND_UI(ID_VIEW_TOPMARGIN, OnUpdateViewTopMargin)
ON_UPDATE_COMMAND_UI(ID_VIEW_CHANGESCHEME, OnUpdateViewChangeScheme)
ON_COMMAND_RANGE(ID_COLORSCHEME_FIRST, ID_COLORSCHEME_LAST, OnChangeScheme)
ON_UPDATE_COMMAND_UI_RANGE(ID_COLORSCHEME_FIRST, ID_COLORSCHEME_LAST, OnUpdateChangeScheme)
ON_COMMAND(ID_VIEW_ZOOMIN, OnViewZoomIn)
ON_COMMAND(ID_VIEW_ZOOMOUT, OnViewZoomOut)
ON_COMMAND(ID_VIEW_ZOOMNORMAL, OnViewZoomNormal)
// [Merge] menu
ON_COMMAND(ID_CURDIFF, OnCurdiff)
ON_UPDATE_COMMAND_UI(ID_CURDIFF, OnUpdateCurdiff)
ON_COMMAND(ID_FIRSTDIFF, OnFirstdiff)
ON_UPDATE_COMMAND_UI(ID_FIRSTDIFF, OnUpdateFirstdiff)
ON_COMMAND(ID_LASTDIFF, OnLastdiff)
ON_UPDATE_COMMAND_UI(ID_LASTDIFF, OnUpdateLastdiff)
ON_COMMAND(ID_NEXTDIFF, OnNextdiff)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFF, OnUpdateNextdiff)
ON_COMMAND(ID_PREVDIFF, OnPrevdiff)
ON_UPDATE_COMMAND_UI(ID_PREVDIFF, OnUpdatePrevdiff)
ON_COMMAND(ID_NEXTCONFLICT, OnNextConflict)
ON_UPDATE_COMMAND_UI(ID_NEXTCONFLICT, OnUpdateNextConflict)
ON_COMMAND(ID_PREVCONFLICT, OnPrevConflict)
ON_UPDATE_COMMAND_UI(ID_PREVCONFLICT, OnUpdatePrevConflict)
ON_COMMAND(ID_NEXTDIFFLM, OnNextdiffLM)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFLM, OnUpdateNextdiffLM)
ON_COMMAND(ID_PREVDIFFLM, OnPrevdiffLM)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFLM, OnUpdatePrevdiffLM)
ON_COMMAND(ID_NEXTDIFFLR, OnNextdiffLR)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFLR, OnUpdateNextdiffLR)
ON_COMMAND(ID_PREVDIFFLR, OnPrevdiffLR)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFLR, OnUpdatePrevdiffLR)
ON_COMMAND(ID_NEXTDIFFMR, OnNextdiffMR)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFMR, OnUpdateNextdiffMR)
ON_COMMAND(ID_PREVDIFFMR, OnPrevdiffMR)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFMR, OnUpdatePrevdiffMR)
ON_COMMAND(ID_NEXTDIFFLO, OnNextdiffLO)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFLO, OnUpdateNextdiffLO)
ON_COMMAND(ID_PREVDIFFLO, OnPrevdiffLO)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFLO, OnUpdatePrevdiffLO)
ON_COMMAND(ID_NEXTDIFFMO, OnNextdiffMO)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFMO, OnUpdateNextdiffMO)
ON_COMMAND(ID_PREVDIFFMO, OnPrevdiffMO)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFMO, OnUpdatePrevdiffMO)
ON_COMMAND(ID_NEXTDIFFRO, OnNextdiffRO)
ON_UPDATE_COMMAND_UI(ID_NEXTDIFFRO, OnUpdateNextdiffRO)
ON_COMMAND(ID_PREVDIFFRO, OnPrevdiffRO)
ON_UPDATE_COMMAND_UI(ID_PREVDIFFRO, OnUpdatePrevdiffRO)
ON_COMMAND(ID_ALL_LEFT, OnAllLeft)
ON_UPDATE_COMMAND_UI(ID_ALL_LEFT, OnUpdateAllLeft)
ON_COMMAND(ID_ALL_RIGHT, OnAllRight)
ON_UPDATE_COMMAND_UI(ID_ALL_RIGHT, OnUpdateAllRight)
ON_COMMAND(ID_AUTO_MERGE, OnAutoMerge)
ON_UPDATE_COMMAND_UI(ID_AUTO_MERGE, OnUpdateAutoMerge)
ON_COMMAND(ID_L2R, OnL2r)
ON_UPDATE_COMMAND_UI(ID_L2R, OnUpdateL2r)
ON_COMMAND(ID_LINES_L2R, OnLinesL2r)
ON_UPDATE_COMMAND_UI(ID_LINES_L2R, OnUpdateLinesL2r)
ON_COMMAND(ID_R2L, OnR2l)
ON_UPDATE_COMMAND_UI(ID_R2L, OnUpdateR2l)
ON_COMMAND(ID_LINES_R2L, OnLinesR2l)
ON_UPDATE_COMMAND_UI(ID_LINES_R2L, OnUpdateLinesR2l)
ON_COMMAND(ID_COPY_FROM_LEFT, OnCopyFromLeft)
ON_UPDATE_COMMAND_UI(ID_COPY_FROM_LEFT, OnUpdateCopyFromLeft)
ON_COMMAND(ID_COPY_LINES_FROM_LEFT, OnCopyLinesFromLeft)
ON_UPDATE_COMMAND_UI(ID_COPY_LINES_FROM_LEFT, OnUpdateCopyLinesFromLeft)
ON_COMMAND(ID_COPY_FROM_RIGHT, OnCopyFromRight)
ON_UPDATE_COMMAND_UI(ID_COPY_FROM_RIGHT, OnUpdateCopyFromRight)
ON_COMMAND(ID_COPY_LINES_FROM_RIGHT, OnCopyLinesFromRight)
ON_UPDATE_COMMAND_UI(ID_COPY_LINES_FROM_RIGHT, OnUpdateCopyLinesFromRight)
ON_COMMAND(ID_L2RNEXT, OnL2RNext)
ON_UPDATE_COMMAND_UI(ID_L2RNEXT, OnUpdateL2RNext)
ON_COMMAND(ID_R2LNEXT, OnR2LNext)
ON_UPDATE_COMMAND_UI(ID_R2LNEXT, OnUpdateR2LNext)
ON_COMMAND(ID_ADD_SYNCPOINT, OnAddSyncPoint)
ON_COMMAND(ID_CLEAR_SYNCPOINTS, OnClearSyncPoints)
ON_UPDATE_COMMAND_UI(ID_CLEAR_SYNCPOINTS, OnUpdateClearSyncPoints)
ON_COMMAND_RANGE(ID_COPY_TO_MIDDLE_L, ID_COPY_FROM_LEFT_R, OnCopyX2Y)
ON_UPDATE_COMMAND_UI_RANGE(ID_COPY_TO_MIDDLE_L, ID_COPY_FROM_LEFT_R, OnUpdateX2Y)
ON_COMMAND_RANGE(ID_COPY_LINES_TO_MIDDLE_L, ID_COPY_LINES_FROM_LEFT_R, OnCopyLinesX2Y)
ON_UPDATE_COMMAND_UI_RANGE(ID_COPY_LINES_TO_MIDDLE_L, ID_COPY_LINES_FROM_LEFT_R, OnUpdateX2Y)
// [Plugins] menu
ON_COMMAND_RANGE(ID_SCRIPT_FIRST, ID_SCRIPT_LAST, OnScripts)
ON_COMMAND(ID_TRANSFORM_WITH_SCRIPT, OnTransformWithScript)
// [Window] menu
ON_COMMAND_RANGE(ID_NEXT_PANE, ID_PREV_PANE, OnChangePane)
ON_COMMAND(ID_WINDOW_SPLIT, OnWindowSplit)
ON_UPDATE_COMMAND_UI(ID_WINDOW_SPLIT, OnUpdateWindowSplit)
// [Help] menu
ON_COMMAND(ID_HELP, OnHelp)
// Context menu
ON_COMMAND(ID_ADD_TO_IGNORED_SUBSTITUTIONS, OnAddToSubstitutionFilters)
ON_UPDATE_COMMAND_UI(ID_ADD_TO_IGNORED_SUBSTITUTIONS, OnUpdateAddToSubstitutionFilters)
ON_COMMAND(ID_ADD_TO_LINE_FILTERS, OnAddToLineFilters)
ON_UPDATE_COMMAND_UI(ID_ADD_TO_LINE_FILTERS, OnUpdateAddToLineFilters)
ON_COMMAND(ID_GOTO_MOVED_LINE_LM, OnGotoMovedLineLM)
ON_UPDATE_COMMAND_UI(ID_GOTO_MOVED_LINE_LM, OnUpdateGotoMovedLineLM)
ON_COMMAND(ID_GOTO_MOVED_LINE_MR, OnGotoMovedLineMR)
ON_UPDATE_COMMAND_UI(ID_GOTO_MOVED_LINE_MR, OnUpdateGotoMovedLineMR)
ON_COMMAND(ID_FILE_SHELLMENU, OnShellMenu)
ON_UPDATE_COMMAND_UI(ID_FILE_SHELLMENU, OnUpdateShellMenu)
ON_COMMAND(ID_FILE_OPEN_REGISTERED, OnOpenFile)
ON_COMMAND(ID_FILE_OPEN_WITHEDITOR, OnOpenFileWithEditor)
ON_COMMAND(ID_FILE_OPEN_WITH, OnOpenFileWith)
ON_COMMAND(ID_FILE_OPEN_PARENT_FOLDER, OnOpenParentFolder)
// Context menu (Header)
ON_COMMAND(ID_USE_FIRST_LINE_AS_HEADERS, OnUseFirstLineAsHeaders)
ON_UPDATE_COMMAND_UI(ID_USE_FIRST_LINE_AS_HEADERS, OnUpdateUseFirstLineAsHeaders)
ON_COMMAND(ID_AUTO_FIT_ALL_COLUMNS, OnAutoFitAllColumns)
// Status bar
ON_NOTIFY(NM_CLICK, AFX_IDW_CONTROLBAR_FIRST+28, OnStatusBarClick)
ON_UPDATE_COMMAND_UI(ID_STATUS_PANE0FILE_EOL, OnUpdateStatusEOL)
ON_UPDATE_COMMAND_UI(ID_STATUS_PANE1FILE_EOL, OnUpdateStatusEOL)
ON_UPDATE_COMMAND_UI(ID_STATUS_PANE2FILE_EOL, OnUpdateStatusEOL)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CMergeEditView diagnostics
#ifdef _DEBUG
CMergeDoc* CMergeEditView::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CMergeDoc)));
return (CMergeDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CMergeEditView message handlers
/**
* @brief Return text buffer for file in view
*/
CCrystalTextBuffer *CMergeEditView::LocateTextBuffer()
{
return GetDocument()->m_ptBuf[m_nThisPane].get();
}
/**
* @brief Update any resources necessary after a GUI language change
*/
void CMergeEditView::UpdateResources()
{
}
CMergeEditView *CMergeEditView::GetGroupView(int nBuffer) const
{
return GetDocument()->GetView(m_nThisGroup, nBuffer);
}
void CMergeEditView::PrimeListWithFile()
{
// Set the tab size now, just in case the options change...
// We don't update it at the end of OnOptions,
// we can update it safely now
SetTabSize(GetOptionsMgr()->GetInt(OPT_TAB_SIZE));
}
/**
* @brief Return text from line given
*/
CString CMergeEditView::GetLineText(int idx)
{
return GetLineChars(idx);
}
/**
* @brief Return text from selection
*/
CString CMergeEditView::GetSelectedText()
{
CString strText;
auto [ptStart, ptEnd] = GetSelection();
if (ptStart != ptEnd)
GetTextWithoutEmptys(ptStart.y, ptStart.x, ptEnd.y, ptEnd.x, strText);
return strText;
}
/**
* @brief Return number of selected characters
*/
std::pair<int, int> CMergeEditView::GetSelectedLineAndCharacterCount()
{
auto [ptStart, ptEnd] = GetSelection();
int nCharsOrColumns =0;
int nSelectedLines = 0;
for (int nLine = ptStart.y; nLine <= ptEnd.y; ++nLine)
{
if ((GetLineFlags(nLine) & (LF_GHOST | LF_INVISIBLE)) == 0)
{
int nLineLength = GetLineLength(nLine) + (m_pTextBuffer->GetLineEol(nLine)[0] ? 1 : 0);
nCharsOrColumns += (nLine == ptEnd.y) ? ptEnd.x : nLineLength;
if (nLine == ptStart.y)
nCharsOrColumns -= ptStart.x;
if (nLine < ptEnd.y || (ptStart != ptEnd && ptEnd.x > 0))
++nSelectedLines;
}
}
if (m_bRectangularSelection)
{
int nStartLeft, nStartRight, nEndLeft, nEndRight;
GetColumnSelection(ptStart.y, nStartLeft, nStartRight);
GetColumnSelection(ptEnd.y, nEndLeft, nEndRight);
nCharsOrColumns = (std::max)(nStartRight, nEndRight) - (std::min)(nStartLeft, nEndLeft);
}
return { nSelectedLines, nCharsOrColumns };
}
/**
* @brief Get diffs inside selection.
* @param [out] firstDiff First diff inside selection
* @param [out] lastDiff Last diff inside selection
* @note -1 is returned in parameters if diffs cannot be determined
* @todo This shouldn't be called when there is no diffs, so replace
* first 'if' with ASSERT()?
*/
void CMergeEditView::GetFullySelectedDiffs(int & firstDiff, int & lastDiff)
{
firstDiff = -1;
lastDiff = -1;
CMergeDoc *pd = GetDocument();
const int nDiffs = pd->m_diffList.GetSignificantDiffs();
if (nDiffs == 0)
return;
int firstLine, lastLine;
GetFullySelectedLines(firstLine, lastLine);
if (lastLine < firstLine)
return;
firstDiff = pd->m_diffList.NextSignificantDiffFromLine(firstLine);
lastDiff = pd->m_diffList.PrevSignificantDiffFromLine(lastLine);
if (firstDiff != -1 && lastDiff != -1)
{
DIFFRANGE di;
// Check that first selected line is first diff's first line or above it
VERIFY(pd->m_diffList.GetDiff(firstDiff, di));
if ((int)di.dbegin < firstLine)
{
if (firstDiff < lastDiff)
++firstDiff;
}
// Check that last selected line is last diff's last line or below it
VERIFY(pd->m_diffList.GetDiff(lastDiff, di));
if ((int)di.dend > lastLine)
{
if (firstDiff < lastDiff)
--lastDiff;
}
// Special case: one-line diff is not selected if cursor is in it
if (firstLine == lastLine)
{
firstDiff = -1;
lastDiff = -1;
}
}
}
/**
* @brief Get diffs inside selection.
* @param [out] firstDiff First diff inside selection
* @param [out] lastDiff Last diff inside selection
* @param [out] firstWordDiff First word level diff inside selection
* @param [out] lastWordDiff Last word level diff inside selection
* @note -1 is returned in parameters if diffs cannot be determined
* @todo This shouldn't be called when there is no diffs, so replace
* first 'if' with ASSERT()?
*/
void CMergeEditView::GetFullySelectedDiffs(int & firstDiff, int & lastDiff, int & firstWordDiff, int & lastWordDiff, const CEPoint *pptStart, const CEPoint *pptEnd)
{
firstDiff = -1;
lastDiff = -1;
firstWordDiff = -1;
lastWordDiff = -1;
CMergeDoc *pd = GetDocument();
const int nDiffs = pd->m_diffList.GetSignificantDiffs();
if (nDiffs == 0)
return;
int firstLine, lastLine;
auto [ptStart, ptEnd] = GetSelection();
if (pptStart != nullptr)
ptStart = *pptStart;
if (pptEnd != nullptr)
ptEnd = *pptEnd;
firstLine = ptStart.y;
lastLine = ptEnd.y;
firstDiff = pd->m_diffList.LineToDiff(firstLine);
bool firstLineIsNotInDiff = firstDiff == -1;
if (firstDiff == -1)
{
firstDiff = pd->m_diffList.NextSignificantDiffFromLine(firstLine);
if (firstDiff == -1)
return;
firstWordDiff = 0;
}
lastDiff = pd->m_diffList.LineToDiff(lastLine);
bool lastLineIsNotInDiff = lastDiff == -1;
if (lastDiff == -1)
lastDiff = pd->m_diffList.PrevSignificantDiffFromLine(lastLine);
if (lastDiff < firstDiff)
{
firstDiff = -1;
firstWordDiff = -1;
return;
}
if (firstDiff != -1 && lastDiff != -1)
{
DIFFRANGE di;
if (pd->EqualCurrentWordDiff(m_nThisPane, ptStart, ptEnd))
{
firstWordDiff = lastWordDiff = static_cast<int>(pd->GetCurrentWordDiff().nWordDiff);
}
else if (ptStart != ptEnd)
{
VERIFY(pd->m_diffList.GetDiff(firstDiff, di));
constexpr int LineLimit = 256;
if ((lastLineIsNotInDiff && (firstLineIsNotInDiff || (di.dbegin == firstLine && ptStart.x == 0))) ||
(di.dend - di.dbegin > LineLimit))
{
firstWordDiff = -1;
return;
}
if (firstWordDiff == -1)
{
vector<WordDiff> worddiffs = pd->GetWordDiffArrayInDiffBlock(firstDiff);
for (size_t i = 0; i < worddiffs.size(); ++i)
{
int worddiffLen = worddiffs[i].end[m_nThisPane] - worddiffs[i].begin[m_nThisPane];
if (worddiffs[i].endline[m_nThisPane] > firstLine ||
(firstLine == worddiffs[i].endline[m_nThisPane] &&
worddiffs[i].end[m_nThisPane] - (worddiffLen == 0 ? 0 : 1) >= ptStart.x))
{
firstWordDiff = static_cast<int>(i);
break;
}
}
if (firstLine >= di.dbegin && firstWordDiff == -1)
{
++firstDiff;
firstWordDiff = 0;
}
}
VERIFY(pd->m_diffList.GetDiff(lastDiff, di));
vector<WordDiff> worddiffs = pd->GetWordDiffArrayInDiffBlock(lastDiff);
for (size_t i = worddiffs.size() - 1; i != (size_t)-1; --i)
{
if (worddiffs[i].beginline[m_nThisPane] < lastLine ||
(lastLine == worddiffs[i].beginline[m_nThisPane] && worddiffs[i].begin[m_nThisPane] + 1 <= ptEnd.x))
{
lastWordDiff = static_cast<int>(i);
break;
}
}
if (lastLine <= di.dend && lastWordDiff == -1)
--lastDiff;
if (firstDiff == lastDiff && (lastWordDiff != -1 && lastWordDiff < firstWordDiff))
{
firstDiff = -1;
lastDiff = -1;
firstWordDiff = -1;
lastWordDiff = -1;
}
else if (lastDiff < firstDiff || (firstDiff == lastDiff && firstWordDiff == -1 && lastWordDiff == -1))
{
firstDiff = -1;
lastDiff = -1;
firstWordDiff = -1;
lastWordDiff = -1;
}
}
else
{
firstDiff = -1;
lastDiff = -1;
firstWordDiff = -1;
lastWordDiff = -1;
}
}
ASSERT(firstDiff == -1 ? (lastDiff == -1 && firstWordDiff == -1 && lastWordDiff == -1) : true);
ASSERT(lastDiff == -1 ? (firstDiff == -1 && firstWordDiff == -1 && lastWordDiff == -1) : true);
ASSERT(firstDiff != -1 ? firstWordDiff != -1 : true);
}
void CMergeEditView::GetSelectedDiffs(int & firstDiff, int & lastDiff)
{
firstDiff = -1;
lastDiff = -1;
CMergeDoc *pd = GetDocument();
const int nDiffs = pd->m_diffList.GetSignificantDiffs();
if (nDiffs == 0)
return;
int firstLine, lastLine;
auto [ptStart, ptEnd] = GetSelection();
firstLine = ptStart.y;
lastLine = ptEnd.y;
firstDiff = pd->m_diffList.LineToDiff(firstLine);
if (firstDiff == -1)
{
firstDiff = pd->m_diffList.NextSignificantDiffFromLine(firstLine);
if (firstDiff == -1)
return;
}
lastDiff = pd->m_diffList.LineToDiff(lastLine);
if (lastDiff == -1)
lastDiff = pd->m_diffList.PrevSignificantDiffFromLine(lastLine);
if (lastDiff < firstDiff)
{
firstDiff = -1;
return;
}
ASSERT(firstDiff == -1 ? (lastDiff == -1) : true);
ASSERT(lastDiff == -1 ? (firstDiff == -1) : true);
}
std::map<int, std::vector<int>> CMergeEditView::GetColumnSelectedWordDiffIndice()
{
CMergeDoc *pDoc = GetDocument();
std::map<int, std::vector<int>> ret;
std::map<int, std::vector<int> *> list;
auto [ptStart, ptEnd] = GetSelection();
for (int nLine = ptStart.y; nLine <= ptEnd.y; ++nLine)
{
if (pDoc->m_diffList.LineToDiff(nLine) != -1)
{
int firstDiff, lastDiff, firstWordDiff, lastWordDiff;
int nLeft, nRight;
GetColumnSelection(nLine, nLeft, nRight);
CEPoint ptStart2, ptEnd2;
ptStart2.x = nLeft;
ptEnd2.x = nRight;
ptStart2.y = ptEnd2.y = nLine;
GetFullySelectedDiffs(firstDiff, lastDiff, firstWordDiff, lastWordDiff, &ptStart2, &ptEnd2);
if (firstDiff != -1 && lastDiff != -1)
{
std::vector<int> *pWordDiffs;
if (list.find(firstDiff) == list.end())
list.emplace(firstDiff, new std::vector<int>());
pWordDiffs = list[firstDiff];
for (int i = firstWordDiff; i <= lastWordDiff; ++i)
{
if (pWordDiffs->empty() || i != (*pWordDiffs)[pWordDiffs->size() - 1])
pWordDiffs->push_back(i);
}
}
}
}
for (auto& it : list)
ret.emplace(it.first, *it.second);
return ret;
}
void CMergeEditView::OnInitialUpdate()
{
PushCursors();
CCrystalEditViewEx::OnInitialUpdate();
PopCursors();
LOGFONT lf = dynamic_cast<CMainFrame*>(AfxGetMainWnd())->m_lfDiff;
lf.lfHeight = static_cast<LONG>(lf.lfHeight * GetOptionsMgr()->GetInt(OPT_VIEW_ZOOM) / 1000.0);
SetFont(lf);
SetAlternateDropTarget(new DropHandler(std::bind(&CMergeEditView::OnDropFiles, this, std::placeholders::_1)));
m_lineBegin = 0;
m_lineEnd = -1;
}
void CMergeEditView::OnActivateView(BOOL bActivate, CView* pActivateView, CView* pDeactiveView)
{
CCrystalEditViewEx::OnActivateView(bActivate, pActivateView, pDeactiveView);
CMergeDoc* pDoc = GetDocument();
pDoc->UpdateHeaderActivity(m_nThisPane, !!bActivate);
}
std::vector<CrystalLineParser::TEXTBLOCK> CMergeEditView::GetMarkerTextBlocks(int nLineIndex) const
{
if (m_bDetailView)
{
if (nLineIndex < m_lineBegin || nLineIndex > m_lineEnd)
return std::vector<CrystalLineParser::TEXTBLOCK>();
}
return CCrystalTextView::GetMarkerTextBlocks(nLineIndex);
}
std::vector<TEXTBLOCK> CMergeEditView::GetAdditionalTextBlocks (int nLineIndex)
{
static const std::vector<TEXTBLOCK> emptyBlocks;
if (m_bDetailView)
{
if (nLineIndex < m_lineBegin || nLineIndex > m_lineEnd)
return emptyBlocks;
}
lineflags_t dwLineFlags = GetLineFlags(nLineIndex);
if ((dwLineFlags & LF_SNP) == LF_SNP || (dwLineFlags & LF_DIFF) != LF_DIFF || (dwLineFlags & LF_MOVED) == LF_MOVED)
return emptyBlocks;
if (!GetOptionsMgr()->GetBool(OPT_WORDDIFF_HIGHLIGHT))
return emptyBlocks;
CMergeDoc *pDoc = GetDocument();
if (pDoc->IsEditedAfterRescan(m_nThisPane))
return emptyBlocks;
int nDiff = pDoc->m_diffList.LineToDiff(nLineIndex);
if (nDiff == -1)
return emptyBlocks;
DIFFRANGE cd;
pDoc->m_diffList.GetDiff(nDiff, cd);
int unemptyLineCount = 0;
for (int nPane = 0; nPane < pDoc->m_nBuffers; nPane++)
{
if (cd.begin[nPane] != cd.end[nPane] + 1)
unemptyLineCount++;
}
if (unemptyLineCount < 2)
return emptyBlocks;
vector<WordDiff> worddiffs = pDoc->GetWordDiffArray(nLineIndex);
size_t nWordDiffs = worddiffs.size();
bool lineInCurrentDiff = IsLineInCurrentDiff(nLineIndex);
std::vector<TEXTBLOCK> blocks(nWordDiffs * 2 + 1);
blocks[0].m_nCharPos = 0;
blocks[0].m_nColorIndex = COLORINDEX_NONE;
blocks[0].m_nBgColorIndex = COLORINDEX_NONE;
size_t i, j;
for (i = 0, j = 1; i < nWordDiffs; i++)
{
if (worddiffs[i].beginline[m_nThisPane] > nLineIndex || worddiffs[i].endline[m_nThisPane] < nLineIndex )
continue;
if (pDoc->m_nBuffers > 2)
{
if (m_nThisPane == 0 && worddiffs[i].op == OP_3RDONLY)
continue;
else if (m_nThisPane == 2 && worddiffs[i].op == OP_1STONLY)
continue;
}
int begin[3]{}, end[3]{};
bool deleted = false;
for (int pane = 0; pane < pDoc->m_nBuffers; pane++)
{
begin[pane] = (worddiffs[i].beginline[pane] < nLineIndex) ? 0 : worddiffs[i].begin[pane];
end[pane] = (worddiffs[i].endline[pane] > nLineIndex) ? GetGroupView(pane)->GetViewableLineLength(nLineIndex) : worddiffs[i].end[pane];
if (worddiffs[i].beginline[pane] == worddiffs[i].endline[pane] &&
worddiffs[i].begin[pane] == worddiffs[i].end[pane])
deleted = true;
}
blocks[j].m_nCharPos = begin[m_nThisPane];
if (lineInCurrentDiff)
{
blocks[j].m_nColorIndex = COLORINDEX_APPLYFORCE |
((m_cachedColors.clrSelWordDiffText != CLR_NONE) ? COLORINDEX_HIGHLIGHTTEXT1 : COLORINDEX_NONE);
blocks[j].m_nBgColorIndex = COLORINDEX_APPLYFORCE |
(deleted ? COLORINDEX_HIGHLIGHTBKGND4 : COLORINDEX_HIGHLIGHTBKGND1);
}
else
{
blocks[j].m_nColorIndex = COLORINDEX_APPLYFORCE |
((m_cachedColors.clrWordDiffText != CLR_NONE) ? COLORINDEX_HIGHLIGHTTEXT2 : COLORINDEX_NONE);
blocks[j].m_nBgColorIndex = COLORINDEX_APPLYFORCE |
(deleted ? COLORINDEX_HIGHLIGHTBKGND3 : COLORINDEX_HIGHLIGHTBKGND2);
}
j++;
blocks[j].m_nCharPos = end[m_nThisPane];
blocks[j].m_nColorIndex = COLORINDEX_NONE;
blocks[j].m_nBgColorIndex = COLORINDEX_NONE;
j++;
}
blocks.resize(j);
return blocks;
}
CEColor CMergeEditView::GetColor(int nColorIndex) const
{
switch (nColorIndex & ~COLORINDEX_MASK)
{
case COLORINDEX_HIGHLIGHTBKGND1:
return m_cachedColors.clrSelWordDiff;
case COLORINDEX_HIGHLIGHTTEXT1:
return m_cachedColors.clrSelWordDiffText;
case COLORINDEX_HIGHLIGHTBKGND2:
return m_cachedColors.clrWordDiff;
case COLORINDEX_HIGHLIGHTTEXT2:
return m_cachedColors.clrWordDiffText;
case COLORINDEX_HIGHLIGHTBKGND3:
return m_cachedColors.clrWordDiffDeleted;
case COLORINDEX_HIGHLIGHTBKGND4:
return m_cachedColors.clrSelWordDiffDeleted;
default:
return CCrystalTextView::GetColor(nColorIndex);
}
}
/**
* @brief Determine text and background color for line
* @param [in] nLineIndex Index of line in view (NOT line in file)
* @param [out] crBkgnd Backround color for line
* @param [out] crText Text color for line
*/
void CMergeEditView::GetLineColors(int nLineIndex, CEColor & crBkgnd,
CEColor & crText, bool & bDrawWhitespace)
{
DWORD ignoreFlags = 0;
GetLineColors2(nLineIndex, ignoreFlags, crBkgnd, crText, bDrawWhitespace);
}
/**
* @brief Determine text and background color for line
* @param [in] nLineIndex Index of line in view (NOT line in file)
* @param [in] ignoreFlags Flags that caller wishes ignored
* @param [out] crBkgnd Backround color for line
* @param [out] crText Text color for line
*
* This version allows caller to suppress particular flags
*/
void CMergeEditView::GetLineColors2(int nLineIndex, DWORD ignoreFlags, CEColor & crBkgnd,
CEColor & crText, bool & bDrawWhitespace)
{
if (GetLineCount() <= nLineIndex)
return;
lineflags_t dwLineFlags = GetLineFlags(nLineIndex);
if (dwLineFlags & ignoreFlags)
dwLineFlags &= (~ignoreFlags);
if (m_bDetailView)
{
// Line with WinMerge flag,
// Lines with only the LF_DIFF/LF_TRIVIAL flags are not colored with Winmerge colors
if (dwLineFlags & (LF_WINMERGE_FLAGS & ~LF_DIFF & ~LF_TRIVIAL & ~LF_MOVED & ~LF_SNP))
{
crText = m_cachedColors.clrDiffText;
bDrawWhitespace = true;
if (dwLineFlags & LF_GHOST)
{
crBkgnd = m_cachedColors.clrDiffDeleted;
}
}
else
{
// If no syntax hilighting
if (!GetOptionsMgr()->GetBool(OPT_SYNTAX_HIGHLIGHT))
{
crBkgnd = GetColor (COLORINDEX_BKGND);
crText = GetColor (COLORINDEX_NORMALTEXT);
bDrawWhitespace = false;
}
else
// Line not inside diff, get colors from CrystalEditor
CCrystalEditViewEx::GetLineColors(nLineIndex, crBkgnd,
crText, bDrawWhitespace);
}
if (nLineIndex < m_lineBegin || nLineIndex > m_lineEnd)
{
crBkgnd = GetColor (COLORINDEX_WHITESPACE);
crText = GetColor (COLORINDEX_WHITESPACE);
bDrawWhitespace = false;
}
return;
}
// Line inside diff
if (dwLineFlags & LF_WINMERGE_FLAGS)
{
crText = m_cachedColors.clrDiffText;
bDrawWhitespace = true;
bool lineInCurrentDiff = IsLineInCurrentDiff(nLineIndex);
if (dwLineFlags & LF_SNP)
{
if (lineInCurrentDiff)
{
if (dwLineFlags & LF_GHOST)
crBkgnd = m_cachedColors.clrSelSNPDeleted;
else
crBkgnd = m_cachedColors.clrSelSNP;
crText = m_cachedColors.clrSelSNPText;
}
else
{
if (dwLineFlags & LF_GHOST)
crBkgnd = m_cachedColors.clrSNPDeleted;
else
crBkgnd = m_cachedColors.clrSNP;
crText = m_cachedColors.clrSNPText;
}
return;
}
else if (dwLineFlags & LF_DIFF)
{
if (lineInCurrentDiff)
{
if (dwLineFlags & LF_MOVED)
{
crBkgnd = m_cachedColors.clrSelMoved;
crText = m_cachedColors.clrSelMovedText;
}
else
{
crBkgnd = m_cachedColors.clrSelDiff;
crText = m_cachedColors.clrSelDiffText;
}
}
else
{
if (dwLineFlags & LF_MOVED)
{
crBkgnd = m_cachedColors.clrMoved;
crText = m_cachedColors.clrMovedText;
}
else
{
crBkgnd = m_cachedColors.clrDiff;
crText = m_cachedColors.clrDiffText;
}
}
return;
}
else if (dwLineFlags & LF_TRIVIAL)
{
// trivial diff can not be selected
if (dwLineFlags & LF_GHOST)
// ghost lines in trivial diff has their own color
crBkgnd = m_cachedColors.clrTrivialDeleted;
else
crBkgnd = m_cachedColors.clrTrivial;
crText = m_cachedColors.clrTrivialText;
return;
}
else if (dwLineFlags & LF_GHOST)
{
if (lineInCurrentDiff)
{
if (dwLineFlags & LF_MOVED)
crBkgnd = m_cachedColors.clrSelMovedDeleted;
else
crBkgnd = m_cachedColors.clrSelDiffDeleted;
}
else
{
if (dwLineFlags & LF_MOVED)
crBkgnd = m_cachedColors.clrMovedDeleted;
else
crBkgnd = m_cachedColors.clrDiffDeleted;
}
return;
}
}
else
{
// Line not inside diff,
if (!GetOptionsMgr()->GetBool(OPT_SYNTAX_HIGHLIGHT))
{
// If no syntax hilighting, get windows default colors
crBkgnd = GetColor (COLORINDEX_BKGND);
crText = GetColor (COLORINDEX_NORMALTEXT);
bDrawWhitespace = false;
}
else
// Syntax highlighting, get colors from CrystalEditor
CCrystalEditViewEx::GetLineColors(nLineIndex, crBkgnd,
crText, bDrawWhitespace);
}
}
/**
* @brief Sync other pane position
*/
void CMergeEditView::UpdateSiblingScrollPos (bool bHorz)
{
CSplitterWnd *pSplitterWnd = GetParentSplitter (this, false);
if (pSplitterWnd != nullptr)
{
// See CSplitterWnd::IdFromRowCol() implementation for details
int nCurrentRow = (GetDlgCtrlID () - AFX_IDW_PANE_FIRST) / 16;
int nCurrentCol = (GetDlgCtrlID () - AFX_IDW_PANE_FIRST) % 16;
ASSERT (nCurrentRow >= 0 && nCurrentRow < pSplitterWnd->GetRowCount ());
ASSERT (nCurrentCol >= 0 && nCurrentCol < pSplitterWnd->GetColumnCount ());
// limit the TopLine : must be smaller than GetLineCount for all the panels
int newTopSubLine = m_nTopSubLine;
int nRows = pSplitterWnd->GetRowCount ();
int nCols = pSplitterWnd->GetColumnCount ();
int nRow=0;
// for (nRow = 0; nRow < nRows; nRow++)
// {
// for (int nCol = 0; nCol < nCols; nCol++)
// {
// CMergeEditView *pSiblingView = static_cast<CMergeEditView*>(GetSiblingView (nRow, nCol));
// if (pSiblingView != nullptr)
// if (pSiblingView->GetSubLineCount() <= newTopSubLine)
// newTopSubLine = pSiblingView->GetSubLineCount()-1;
// }
// }
if (m_nTopSubLine != newTopSubLine)
ScrollToSubLine(newTopSubLine);
for (nRow = 0; nRow < nRows; nRow++)
{
for (int nCol = 0; nCol < nCols; nCol++)
{
if (!(nRow == nCurrentRow && nCol == nCurrentCol)) // We don't need to update ourselves
{
CMergeEditView *pSiblingView = static_cast<CMergeEditView*>(GetSiblingView (nRow, nCol));
if (pSiblingView != nullptr && pSiblingView->m_nThisGroup == m_nThisGroup)
pSiblingView->OnUpdateSibling (this, bHorz);
}
}
}
}
}
/**
* @brief Update other panes
*/
void CMergeEditView::OnUpdateSibling (CCrystalTextView * pUpdateSource, bool bHorz)
{
if (pUpdateSource != this)
{
ASSERT (pUpdateSource != nullptr);
ASSERT_KINDOF (CCrystalTextView, pUpdateSource);
CMergeEditView *pSrcView = static_cast<CMergeEditView*>(pUpdateSource);
if (!bHorz) // changed this so bHorz works right
{
ASSERT (pSrcView->m_nTopSubLine >= 0);
// This ASSERT is wrong: panes have different files and
// different linecounts
// ASSERT (pSrcView->m_nTopLine < GetLineCount ());
if (pSrcView->m_nTopSubLine != m_nTopSubLine)
{
ScrollToSubLine (pSrcView->m_nTopSubLine, true, false);
UpdateCaret ();
RecalcVertScrollBar(true);
InvalidateHorzScrollBar();
}
}
else
{
ASSERT (pSrcView->m_nOffsetChar >= 0);
// This ASSERT is wrong: panes have different files and
// different linelengths
// ASSERT (pSrcView->m_nOffsetChar < GetMaxLineLength ());
if (pSrcView->m_nOffsetChar != m_nOffsetChar)
{
ScrollToChar (pSrcView->m_nOffsetChar, true, false);