diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/EditView.cxx | 26 | ||||
-rw-r--r-- | src/Editor.cxx | 24 | ||||
-rw-r--r-- | src/Editor.h | 2 | ||||
-rw-r--r-- | src/PositionCache.cxx | 13 | ||||
-rw-r--r-- | src/PositionCache.h | 15 | ||||
-rw-r--r-- | src/XPM.cxx | 6 | ||||
-rw-r--r-- | src/XPM.h | 8 |
7 files changed, 49 insertions, 45 deletions
diff --git a/src/EditView.cxx b/src/EditView.cxx index 76edf1c68..5b58d367a 100644 --- a/src/EditView.cxx +++ b/src/EditView.cxx @@ -59,7 +59,7 @@ using namespace Scintilla; -static inline bool IsControlCharacter(int ch) { +static constexpr bool IsControlCharacter(int ch) noexcept { // iscntrl returns true for lots of chars > 127 which are displayable return ch >= 0 && ch < ' '; } @@ -95,7 +95,7 @@ static int WidthStyledText(Surface *surface, const ViewStyle &vs, int styleOffse while ((endSegment + 1 < len) && (styles[endSegment + 1] == style)) endSegment++; FontAlias fontText = vs.styles[style + styleOffset].font; - std::string_view sv(text + start, endSegment - start + 1); + const std::string_view sv(text + start, endSegment - start + 1); width += static_cast<int>(surface->WidthText(fontText, sv)); start = endSegment + 1; } @@ -112,7 +112,7 @@ int WidestLineWidth(Surface *surface, const ViewStyle &vs, int styleOffset, cons widthSubLine = WidthStyledText(surface, vs, styleOffset, st.text + start, st.styles + start, lenLine); } else { FontAlias fontText = vs.styles[styleOffset + st.style].font; - std::string_view text(st.text + start, lenLine); + const std::string_view text(st.text + start, lenLine); widthSubLine = static_cast<int>(surface->WidthText(fontText, text)); } if (widthSubLine > widthMax) @@ -151,7 +151,7 @@ void DrawStyledText(Surface *surface, const ViewStyle &vs, int styleOffset, PRec end++; style += styleOffset; FontAlias fontText = vs.styles[style].font; - std::string_view text(st.text + start + i, end - i + 1); + const std::string_view text(st.text + start + i, end - i + 1); const int width = static_cast<int>(surface->WidthText(fontText, text)); PRectangle rcSegment = rcText; rcSegment.left = static_cast<XYPOSITION>(x); @@ -457,7 +457,7 @@ void EditView::LayoutLine(const EditModel &model, Sci::Line line, Surface *surfa ll->positions[0] = 0; bool lastSegItalics = false; - BreakFinder bfLayout(ll, NULL, Range(0, numCharsInLine), posLineStart, 0, false, model.pdoc, &model.reprs, NULL); + BreakFinder bfLayout(ll, nullptr, Range(0, numCharsInLine), posLineStart, 0, false, model.pdoc, &model.reprs, nullptr); while (bfLayout.More()) { const TextSegment ts = bfLayout.Next(); @@ -931,7 +931,7 @@ void EditView::DrawEOL(Surface *surface, const EditModel &model, const ViewStyle const XYPOSITION spaceWidth = vsDraw.styles[ll->EndLineStyle()].spaceWidth; virtualSpace = model.sel.VirtualSpaceFor(model.pdoc->LineEnd(line)) * spaceWidth; } - XYPOSITION xEol = static_cast<XYPOSITION>(ll->positions[lineEnd] - subLineStart); + const XYPOSITION xEol = static_cast<XYPOSITION>(ll->positions[lineEnd] - subLineStart); // Fill the virtual space and show selections within it if (virtualSpace > 0.0f) { @@ -1273,7 +1273,7 @@ void EditView::DrawFoldDisplayText(Surface *surface, const EditModel &model, con } } -static bool AnnotationBoxedOrIndented(int annotationVisible) { +static constexpr bool AnnotationBoxedOrIndented(int annotationVisible) noexcept { return annotationVisible == ANNOTATION_BOXED || annotationVisible == ANNOTATION_INDENTED; } @@ -1395,7 +1395,7 @@ static void DrawBlockCaret(Surface *surface, const EditModel &model, const ViewS // (inversed) for drawing the caret here. const int styleMain = ll->styles[offsetFirstChar]; FontAlias fontText = vsDraw.styles[styleMain].font; - std::string_view text(&ll->chars[offsetFirstChar], numCharsToDraw); + const std::string_view text(&ll->chars[offsetFirstChar], numCharsToDraw); surface->DrawTextClipped(rcCaret, fontText, rcCaret.top + vsDraw.maxAscent, text, vsDraw.styles[styleMain].back, caretColour); @@ -1547,7 +1547,7 @@ void EditView::DrawBackground(Surface *surface, const EditModel &model, const Vi // Does not take margin into account but not significant const int xStartVisible = static_cast<int>(subLineStart)-xStart; - BreakFinder bfBack(ll, &model.sel, lineRange, posLineStart, xStartVisible, selBackDrawn, model.pdoc, &model.reprs, NULL); + BreakFinder bfBack(ll, &model.sel, lineRange, posLineStart, xStartVisible, selBackDrawn, model.pdoc, &model.reprs, nullptr); const bool drawWhitespaceBackground = vsDraw.WhitespaceBackgroundDrawn() && !background.isSet; @@ -1859,7 +1859,7 @@ void EditView::DrawForeground(Surface *surface, const EditModel &model, const Vi } else { // Normal text display if (vsDraw.styles[styleMain].visible) { - std::string_view text(&ll->chars[ts.start], i - ts.start + 1); + const std::string_view text(&ll->chars[ts.start], i - ts.start + 1); if (phasesDraw != phasesOne) { surface->DrawTextTransparent(rcSegment, textFont, rcSegment.top + vsDraw.maxAscent, text, textFore); @@ -2143,7 +2143,7 @@ void EditView::PaintText(Surface *surfaceWindow, const EditModel &model, PRectan (vsDraw.braceBadLightIndicatorSet && (model.bracesMatchStyle == STYLE_BRACEBAD))); Sci::Line lineDocPrevious = -1; // Used to avoid laying out one document line multiple times - AutoLineLayout ll(llc, 0); + AutoLineLayout ll(llc, nullptr); std::vector<DrawPhase> phases; if ((phasesDraw == phasesMultiple) && !bufferedDraw) { for (DrawPhase phase = drawBack; phase <= drawCarets; phase = static_cast<DrawPhase>(phase * 2)) { @@ -2172,7 +2172,7 @@ void EditView::PaintText(Surface *surfaceWindow, const EditModel &model, PRectan ElapsedPeriod ep; #endif if (lineDoc != lineDocPrevious) { - ll.Set(0); + ll.Set(nullptr); ll.Set(RetrieveLineLayout(lineDoc, model)); LayoutLine(model, lineDoc, surface, vsDraw, ll, model.wrapWidth); lineDocPrevious = lineDoc; @@ -2246,7 +2246,7 @@ void EditView::PaintText(Surface *surfaceWindow, const EditModel &model, PRectan visibleLine++; } } - ll.Set(0); + ll.Set(nullptr); #if defined(TIME_PAINTING) if (durPaint < 0.00000001) durPaint = 0.00000001; diff --git a/src/Editor.cxx b/src/Editor.cxx index 9e81a2ef3..86c0536a1 100644 --- a/src/Editor.cxx +++ b/src/Editor.cxx @@ -245,7 +245,7 @@ void Editor::SetRepresentations() { } else if (pdoc->dbcsCodePage) { // DBCS invalid single lead bytes for (int k = 0x80; k < 0x100; k++) { - char ch = static_cast<char>(k); + const char ch = static_cast<char>(k); if (pdoc->IsDBCSLeadByteNoExcept(ch) || pdoc->IsDBCSLeadByteInvalid(ch)) { const char hiByte[2] = { ch, 0 }; char hexits[5]; // Really only needs 4 but that causes warning from gcc 7.1 @@ -2284,7 +2284,7 @@ void Editor::DelCharBack(bool allowLineStartDeletion) { ShowCaretAtCurrentPosition(); } -int Editor::ModifierFlags(bool shift, bool ctrl, bool alt, bool meta, bool super) { +int Editor::ModifierFlags(bool shift, bool ctrl, bool alt, bool meta, bool super) noexcept { return (shift ? SCI_SHIFT : 0) | (ctrl ? SCI_CTRL : 0) | @@ -3210,11 +3210,11 @@ Sci::Position Editor::StartEndDisplayLine(Sci::Position pos, bool start) { namespace { -short HighShortFromLong(long x) { +constexpr short HighShortFromWParam(uptr_t x) { return static_cast<short>(x >> 16); } -short LowShortFromLong(long x) { +constexpr short LowShortFromWParam(uptr_t x) { return static_cast<short>(x & 0xffff); } @@ -4072,7 +4072,7 @@ Sci::Position Editor::SearchText( sptr_t lParam) { ///< The text to search for. const char *txt = CharPtrFromSPtr(lParam); - Sci::Position pos; + Sci::Position pos = INVALID_POSITION; Sci::Position lengthFound = strlen(txt); if (!pdoc->HasCaseFolder()) pdoc->SetCaseFolder(CaseFolderForEncoding()); @@ -4088,9 +4088,9 @@ Sci::Position Editor::SearchText( } } catch (RegexError &) { errorStatus = SC_STATUS_WARN_REGEX; - return -1; + return INVALID_POSITION; } - if (pos != -1) { + if (pos != INVALID_POSITION) { SetSelection(pos, pos + lengthFound); } @@ -4463,7 +4463,7 @@ void Editor::MouseLeave() { } } -static bool AllowVirtualSpace(int virtualSpaceOptions, bool rectangular) { +static constexpr bool AllowVirtualSpace(int virtualSpaceOptions, bool rectangular) noexcept { return (!rectangular && ((virtualSpaceOptions & SCVS_USERACCESSIBLE) != 0)) || (rectangular && ((virtualSpaceOptions & SCVS_RECTANGULARSELECTION) != 0)); } @@ -7276,13 +7276,13 @@ sptr_t Editor::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) { return vs.caretWidth; case SCI_ASSIGNCMDKEY: - kmap.AssignCmdKey(LowShortFromLong(static_cast<long>(wParam)), - HighShortFromLong(static_cast<long>(wParam)), static_cast<unsigned int>(lParam)); + kmap.AssignCmdKey(LowShortFromWParam(wParam), + HighShortFromWParam(wParam), static_cast<unsigned int>(lParam)); break; case SCI_CLEARCMDKEY: - kmap.AssignCmdKey(LowShortFromLong(static_cast<long>(wParam)), - HighShortFromLong(static_cast<long>(wParam)), SCI_NULL); + kmap.AssignCmdKey(LowShortFromWParam(wParam), + HighShortFromWParam(wParam), SCI_NULL); break; case SCI_CLEARALLCMDKEYS: diff --git a/src/Editor.h b/src/Editor.h index 3c21ee092..fb892bdcb 100644 --- a/src/Editor.h +++ b/src/Editor.h @@ -412,7 +412,7 @@ protected: // ScintillaBase subclass needs access to much of Editor void DelCharBack(bool allowLineStartDeletion); virtual void ClaimSelection() = 0; - static int ModifierFlags(bool shift, bool ctrl, bool alt, bool meta=false, bool super=false); + static int ModifierFlags(bool shift, bool ctrl, bool alt, bool meta=false, bool super=false) noexcept; virtual void NotifyChange() = 0; virtual void NotifyFocus(bool focus); virtual void SetCtrlID(int identifier); diff --git a/src/PositionCache.cxx b/src/PositionCache.cxx index b218c39e0..44f9caa0c 100644 --- a/src/PositionCache.cxx +++ b/src/PositionCache.cxx @@ -63,12 +63,11 @@ LineLayout::LineLayout(int maxLineLength_) : highlightColumn(false), containsCaret(false), edgeColumn(0), + bracePreviousStyles{}, hotspot(0,0), widthLine(wrapWidthInfinite), lines(1), wrapIndent(0) { - bracePreviousStyles[0] = 0; - bracePreviousStyles[1] = 0; Resize(maxLineLength_); } @@ -422,7 +421,7 @@ LineLayout *LineLayoutCache::Retrieve(Sci::Line lineNumber, Sci::Line lineCaret, } allInvalidated = false; Sci::Position pos = -1; - LineLayout *ret = 0; + LineLayout *ret = nullptr; if (level == llcCaret) { pos = 0; } else if (level == llcPage) { @@ -512,12 +511,12 @@ const Representation *SpecialRepresentations::RepresentationFromCharacter(const PLATFORM_ASSERT(len <= 4); const unsigned char ucStart = charBytes[0]; if (!startByteHasReprs[ucStart]) - return 0; + return nullptr; MapRepresentation::const_iterator it = mapReprs.find(KeyFromString(charBytes, len)); if (it != mapReprs.end()) { return &(it->second); } - return 0; + return nullptr; } bool SpecialRepresentations::Contains(const char *charBytes, size_t len) const { @@ -536,7 +535,7 @@ void SpecialRepresentations::Clear() { } void BreakFinder::Insert(Sci::Position val) { - int posInLine = static_cast<int>(val); + const int posInLine = static_cast<int>(val); if (posInLine > nextBreak) { const std::vector<int>::iterator it = std::lower_bound(selAndEdge.begin(), selAndEdge.end(), posInLine); if (it == selAndEdge.end()) { @@ -626,7 +625,7 @@ TextSegment BreakFinder::Next() { if (nextBreak == prev) { nextBreak += charWidth; } else { - repr = 0; // Optimize -> should remember repr + repr = nullptr; // Optimize -> should remember repr } if ((nextBreak - prev) < lengthStartSubdivision) { return TextSegment(prev, nextBreak - prev, repr); diff --git a/src/PositionCache.h b/src/PositionCache.h index 512ec13f5..5657b667c 100644 --- a/src/PositionCache.h +++ b/src/PositionCache.h @@ -10,10 +10,14 @@ namespace Scintilla { -static inline bool IsEOLChar(char ch) { +inline constexpr bool IsEOLChar(int ch) noexcept { return (ch == '\r') || (ch == '\n'); } +inline constexpr bool IsSpaceOrTab(int ch) noexcept { + return ch == ' ' || ch == '\t'; +} + /** * A point in document space. * Uses double for sufficient resolution in large (>20,000,000 line) documents. @@ -122,6 +126,11 @@ struct ScreenLine : public IScreenLine { int tabWidthMinimumPixels; ScreenLine(const LineLayout *ll_, int subLine, const ViewStyle &vs, XYPOSITION width_, int tabWidthMinimumPixels_); + // Deleted so ScreenLine objects can not be copied. + ScreenLine(const ScreenLine &) = delete; + ScreenLine(ScreenLine &&) = delete; + void operator=(const ScreenLine &) = delete; + void operator=(ScreenLine &&) = delete; virtual ~ScreenLine(); std::string_view Text() const override; @@ -274,10 +283,6 @@ public: const char *s, unsigned int len, XYPOSITION *positions, const Document *pdoc); }; -inline bool IsSpaceOrTab(int ch) { - return ch == ' ' || ch == '\t'; -} - } #endif diff --git a/src/XPM.cxx b/src/XPM.cxx index 0d4a2a068..5df3ea7c9 100644 --- a/src/XPM.cxx +++ b/src/XPM.cxx @@ -58,9 +58,9 @@ unsigned int ValueOfHex(const char ch) noexcept { } ColourDesired ColourFromHex(const char *val) noexcept { - unsigned int r = ValueOfHex(val[0]) * 16 + ValueOfHex(val[1]); - unsigned int g = ValueOfHex(val[2]) * 16 + ValueOfHex(val[3]); - unsigned int b = ValueOfHex(val[4]) * 16 + ValueOfHex(val[5]); + const unsigned int r = ValueOfHex(val[0]) * 16 + ValueOfHex(val[1]); + const unsigned int g = ValueOfHex(val[2]) * 16 + ValueOfHex(val[3]); + const unsigned int b = ValueOfHex(val[4]) * 16 + ValueOfHex(val[5]); return ColourDesired(r, g, b); } @@ -14,12 +14,12 @@ namespace Scintilla { * Hold a pixmap in XPM format. */ class XPM { - int height; - int width; - int nColours; + int height=1; + int width=1; + int nColours=1; std::vector<unsigned char> pixels; ColourDesired colourCodeTable[256]; - char codeTransparent; + char codeTransparent=' '; ColourDesired ColourFromCode(int ch) const; void FillRun(Surface *surface, int code, int startX, int y, int x) const; public: |