mirror of https://gitee.com/cxasm/notepad--.git
394 lines
9.7 KiB
C++
394 lines
9.7 KiB
C++
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#include "qscidisplaywindow.h"
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#include "MediatorDisplay.h"
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#include "textfind.h"
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#include "common.h"
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#include "styleset.h"
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#include <QScrollBar>
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#include <QFileInfo>
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#include <QProcess>
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#include <QMessageBox>
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#include <stdexcept>
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QsciDisplayWindow::QsciDisplayWindow(QWidget *parent):QsciScintilla(parent), m_textFindWin(nullptr), m_preFirstLineNum(0), m_isShowFindItem(true)
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{
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//20210815 左右行同步还有问题，暂时不屏蔽，不实现
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connect(this->verticalScrollBar(), &QScrollBar::valueChanged, this, &QsciDisplayWindow::slot_scrollYValueChange);
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connect(this->horizontalScrollBar(), &QScrollBar::valueChanged, this, &QsciDisplayWindow::slot_scrollXValueChange);
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setAcceptDrops(false);
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m_findStartPos = 0;
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m_findEndPos = 0;
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m_findCurPos = 0;
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m_pScintillaFunc = (SCINTILLA_FUNC)this->SendScintillaPtrResult(SCI_GETDIRECTFUNCTION);
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m_pScintillaPtr = (SCINTILLA_PTR)this->SendScintillaPtrResult(SCI_GETDIRECTPOINTER);
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if (!m_pScintillaFunc)
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{
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throw std::runtime_error("ScintillaEditView::init : SCI_GETDIRECTFUNCTION message failed");
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}
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if (!m_pScintillaPtr)
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{
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throw std::runtime_error("ScintillaEditView::init : SCI_GETDIRECTPOINTER message failed");
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}
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//这个无比要设置false，否则双击后高亮单词，拷贝时会拷贝多个选择。
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execute(SCI_SETMULTIPLESELECTION, false);
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execute(SCI_SETMULTIPASTE, 1);
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execute(SCI_SETADDITIONALCARETSVISIBLE, false);
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execute(SCI_SETSELFORE, true, 0x0);
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execute(SCI_SETSELBACK, true, 0x00ffff);
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QColor foldfgColor(StyleSet::foldfgColor);
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QColor foldbgColor(StyleSet::foldbgColor);//默认0xff,0xff,0xff
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//通过fold发现，尽量使用qscint的功能，因为他做了大量封装和简化
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setFolding(BoxedTreeFoldStyle, 2);
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setFoldMarginColors(foldfgColor, foldbgColor);
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setMarginsBackgroundColor(StyleSet::marginsBackgroundColor); //0xea, 0xf7, 0xff //默认0xf0f0f0
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connect(this, &QsciDisplayWindow::delayWork, this, &QsciDisplayWindow::slot_delayWork, Qt::QueuedConnection);
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}
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QsciDisplayWindow::~QsciDisplayWindow()
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{
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if (m_textFindWin != nullptr)
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{
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delete m_textFindWin;
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m_textFindWin = nullptr;
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}
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}
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void QsciDisplayWindow::setIsShowFindItem(bool v)
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{
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m_isShowFindItem = v;
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}
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sptr_t QsciDisplayWindow::execute(quint32 Msg, uptr_t wParam, sptr_t lParam) const {
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try {
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return (m_pScintillaFunc) ? m_pScintillaFunc(m_pScintillaPtr, Msg, wParam, lParam) : -1;
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}
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catch (...)
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{
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return -1;
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}
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};
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void QsciDisplayWindow::mouseDoubleClickEvent(QMouseEvent * e)
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{
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QsciScintilla::mouseDoubleClickEvent(e);
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if (hasSelectedText())
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{
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emit delayWork();
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}
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}
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const int MAXLINEHIGHLIGHT = 400;
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void QsciDisplayWindow::slot_delayWork()
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{
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if (!hasSelectedText())
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{
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return;
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}
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QString word = selectedText();
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if (!word.isEmpty())
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{
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QVector<int>resultPos;
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resultPos.reserve(50);
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int firstLine = execute(SCI_GETFIRSTVISIBLELINE);
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int nbLineOnScreen = execute(SCI_LINESONSCREEN);
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int nbLines = std::min(nbLineOnScreen, MAXLINEHIGHLIGHT) + 1;
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int lastLine = firstLine + nbLines;
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long startPos = execute(SCI_POSITIONFROMLINE, firstLine);
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long endPos = execute(SCI_POSITIONFROMLINE, lastLine);
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if (endPos == -1)
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{
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endPos = execute(SCI_GETLENGTH);
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}
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int curpos = execute(SCI_GETCURRENTPOS);
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int mainSelect = 1;
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struct Sci_TextToFind findOptions;
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findOptions.chrg.cpMin = startPos;
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findOptions.chrg.cpMax = endPos;
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std::string wordStr = word.toStdString();
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findOptions.lpstrText = wordStr.c_str();
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int pos = execute(SCI_FINDTEXT, SCFIND_MATCHCASE | SCFIND_WHOLEWORD, reinterpret_cast<sptr_t>(&findOptions));
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while (pos != -1)
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{
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resultPos.append(pos);
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if (pos <= curpos)
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{
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mainSelect = resultPos.size();
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}
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findOptions.chrg.cpMin = findOptions.chrgText.cpMax;
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pos = execute(SCI_FINDTEXT, SCFIND_MATCHCASE | SCFIND_WHOLEWORD, reinterpret_cast<sptr_t>(&findOptions));
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}
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for (int i = 0, size = resultPos.size(); i < size; ++i)
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{
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execute(SCI_ADDSELECTION, resultPos.at(i), resultPos.at(i) + word.size());
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}
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if (!resultPos.isEmpty())
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{
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execute(SCI_SETMAINSELECTION, mainSelect - 1);
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}
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}
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}
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void QsciDisplayWindow::setMediator(MediatorDisplay* mediator)
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{
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m_mediator = mediator;
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}
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//滚动条值变化后的槽函数。一旦滚动则会出发这里，发送消息给中介，让中介去同步另外一方
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void QsciDisplayWindow::slot_scrollYValueChange(int value)
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{
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if (m_direction == RC_LEFT)
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{
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if (m_mediator->getLeftScrollValue() != value)
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{
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m_mediator->setLeftScrollValue(value);
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}
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}
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else
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{
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if (m_mediator->getRightScrollValue() != value)
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{
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m_mediator->setRightScrollValue(value);
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}
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}
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autoAdjustLineWidth(value);
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slot_delayWork();
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//qDebug("-- dir s n %d %d", m_direction, contentY());
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}
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//根据现有滚动条来决定是否更新屏幕线宽长度。每滚动2000个单位必须调整line宽
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void QsciDisplayWindow::autoAdjustLineWidth(int xScrollValue)
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{
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if (std::abs(xScrollValue - m_preFirstLineNum) > 400)
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{
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m_preFirstLineNum = xScrollValue;
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updateLineNumberWidth();
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}
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}
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//
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//int nbDigitsFromNbLines(size_t nbLines)
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//{
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// int nbDigits = 0; // minimum number of digit should be 4
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// if (nbLines < 10) nbDigits = 1;
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// else if (nbLines < 100) nbDigits = 2;
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// else if (nbLines < 1000) nbDigits = 3;
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// else if (nbLines < 10000) nbDigits = 4;
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// else if (nbLines < 100000) nbDigits = 5;
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// else if (nbLines < 1000000) nbDigits = 6;
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// else // rare case
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// {
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// nbDigits = 7;
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// nbLines /= 1000000;
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//
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// while (nbLines)
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// {
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// nbLines /= 10;
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// ++nbDigits;
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// }
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// }
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// return nbDigits;
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//}
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void QsciDisplayWindow::updateLineNumberWidth()
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{
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auto linesVisible = execute(SCI_LINESONSCREEN);
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if (linesVisible)
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{
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int nbDigits = 0;
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auto firstVisibleLineVis = execute(SCI_GETFIRSTVISIBLELINE);
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auto lastVisibleLineVis = linesVisible + firstVisibleLineVis + 1;
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auto lastVisibleLineDoc = execute(SCI_DOCLINEFROMVISIBLE, lastVisibleLineVis);
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nbDigits = nbDigitsFromNbLines(lastVisibleLineDoc);
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nbDigits = nbDigits < 3 ? 3 : nbDigits;
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auto pixelWidth = 8 + nbDigits * execute(SCI_TEXTWIDTH, STYLE_LINENUMBER, reinterpret_cast<sptr_t>("8"));
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execute(SCI_SETMARGINWIDTHN, 3, pixelWidth);
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}
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}
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//X方向滚动条值变化后的槽函数。一旦滚动则会出发这里，发送消息给中介，让中介去同步另外一方
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void QsciDisplayWindow::slot_scrollXValueChange(int value)
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{
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if (m_direction == RC_LEFT)
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{
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if (m_mediator->getLeftScrollXValue() != value)
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{
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m_mediator->setLeftScrollXValue(value);
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}
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}
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else
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{
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if (m_mediator->getRightScrollXValue() != value)
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{
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m_mediator->setRightScrollXValue(value);
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}
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}
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//qDebug("-- dir s n %d %d", m_direction, contentY());
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}
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void QsciDisplayWindow::setDirection(RC_DIRECTION direction)
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{
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m_direction = direction;
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}
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void QsciDisplayWindow::travEveryBlockToSave(std::function<void(QString&, int)> savefun, QList<BlockUserData*>* externLineInfo)
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{
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}
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int QsciDisplayWindow::getCurVerticalScrollValue()
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{
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return this->verticalScrollBar()->value();
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}
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void QsciDisplayWindow::contextUserDefineMenuEvent(QMenu* menu)
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{
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//QAction* action;
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if (menu != nullptr)
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{
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menu->addAction(tr("Find Text"), this, SLOT(slot_findText()));
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menu->addAction(tr("Show File in Explorer"), this, SLOT(slot_showFileInExplorer()));
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}
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menu->show();
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}
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void QsciDisplayWindow::inputMethodEvent(QInputMethodEvent* event)
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{
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if (!event->preeditString().isEmpty())
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{
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return;
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}
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QsciScintilla::inputMethodEvent(event);
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}
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void QsciDisplayWindow::slot_findText()
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{
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if (m_isShowFindItem)
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{
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if (m_textFindWin == nullptr)
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{
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m_textFindWin = new TextFind(m_direction);
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connect(m_textFindWin, &TextFind::signFindFile, this, &QsciDisplayWindow::slot_FindTextWithPara);
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m_textFindWin->activateWindow();
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m_textFindWin->show();
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}
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else
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{
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m_textFindWin->activateWindow();
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m_textFindWin->showNormal();
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}
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m_findCurPos = 0;
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}
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else
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{
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//不使用这里的查找，直接发信号到外面
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emit sign_find();
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}
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}
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void QsciDisplayWindow::slot_FindTextWithPara(int prevOrNext, QString text)
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{
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std::string str = text.toStdString();
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int length = SendScintilla(SCI_GETLENGTH);
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if (length > 0)
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{
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if (prevOrNext == 1)
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{
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SendScintilla(SCI_SETTARGETSTART, m_findCurPos);
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SendScintilla(SCI_SETTARGETEND, length);
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int ret = SendScintilla(SCI_SEARCHINTARGET, str.length(), str.c_str());
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if (ret >= 0)
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{
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m_findCurPos = ret + str.length();
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SendScintilla(SCI_GOTOPOS, ret);
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SendScintilla(SCI_SETSELECTION, ret, ret + str.length());
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}
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else
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{
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QMessageBox::information(this, tr("Not Find"), tr("Not Find Next!"));
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m_textFindWin->activateWindow();
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}
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}
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else if (prevOrNext == 0)
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{
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SendScintilla(SCI_SETTARGETSTART, m_findCurPos);
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SendScintilla(SCI_SETTARGETEND, 0);
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int ret = SendScintilla(SCI_SEARCHINTARGET, str.length(), str.c_str());
|
|||
|
|
if (ret >= 0)
|
|||
|
|
{
|
|||
|
|
m_findCurPos = ret - 1;
|
|||
|
|
|
|||
|
|
SendScintilla(SCI_GOTOPOS, ret);
|
|||
|
|
SendScintilla(SCI_SETSELECTION, ret, ret + str.length());
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
QMessageBox::information(this, tr("Not Find"), tr("Not Find Prev!"));
|
|||
|
|
m_textFindWin->activateWindow();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//定位到文件夹
|
|||
|
|
void QsciDisplayWindow::slot_showFileInExplorer()
|
|||
|
|
{
|
|||
|
|
QString path, cmd;
|
|||
|
|
#ifdef _WIN32
|
|||
|
|
path = m_filePath.replace("/", "\\");
|
|||
|
|
cmd = QString("explorer.exe /select,%1").arg(path);
|
|||
|
|
#else
|
|||
|
|
path = m_filePath.replace("\\", "/");
|
|||
|
|
cmd = QString("open -R %1").arg(path);
|
|||
|
|
#endif
|
|||
|
|
QProcess process;
|
|||
|
|
process.startDetached(cmd);
|
|||
|
|
}
|
|||
|
|
|