diff options
-rwxr-xr-x | gtk/PlatGTK.cxx | 57 | ||||
-rwxr-xr-x | gtk/ScintillaGTK.cxx | 35 | ||||
-rwxr-xr-x | gtk/ScintillaGTK.h | 10 |
3 files changed, 51 insertions, 51 deletions
diff --git a/gtk/PlatGTK.cxx b/gtk/PlatGTK.cxx index 2947ffa11..ada99aca2 100755 --- a/gtk/PlatGTK.cxx +++ b/gtk/PlatGTK.cxx @@ -43,16 +43,16 @@ using namespace Scintilla; namespace { -const double kPi = 3.14159265358979323846; +constexpr double kPi = 3.14159265358979323846; // The Pango version guard for pango_units_from_double and pango_units_to_double // is more complex than simply implementing these here. -int pangoUnitsFromDouble(double d) noexcept { +constexpr int pangoUnitsFromDouble(double d) noexcept { return static_cast<int>(d * PANGO_SCALE + 0.5); } -float floatFromPangoUnits(int pu) noexcept { +constexpr float floatFromPangoUnits(int pu) noexcept { return static_cast<float>(pu) / PANGO_SCALE; } @@ -109,7 +109,7 @@ FontHandle *FontHandle::CreateNewFont(const FontParameters &fp) { } // X has a 16 bit coordinate space, so stop drawing here to avoid wrapping -const int maxCoordinate = 32000; +constexpr int maxCoordinate = 32000; FontHandle *PFont(const Font &f) noexcept { return static_cast<FontHandle *>(f.GetID()); @@ -184,7 +184,7 @@ public: std::unique_ptr<IScreenLineLayout> Layout(const IScreenLine *screenLine) override; - void DrawTextBase(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore); + void DrawTextBase(PRectangle rc, const Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore); void DrawTextNoClip(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore, ColourDesired back) override; void DrawTextClipped(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore, ColourDesired back) override; void DrawTextTransparent(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore) override; @@ -353,7 +353,8 @@ void SurfaceImpl::Init(SurfaceID sid, WindowID wid) { void SurfaceImpl::InitPixMap(int width, int height, Surface *surface_, WindowID wid) { PLATFORM_ASSERT(surface_); Release(); - SurfaceImpl *surfImpl = static_cast<SurfaceImpl *>(surface_); + SurfaceImpl *surfImpl = dynamic_cast<SurfaceImpl *>(surface_); + PLATFORM_ASSERT(surfImpl); PLATFORM_ASSERT(wid); context = cairo_reference(surfImpl->context); pcontext = gtk_widget_create_pango_context(PWidget(wid)); @@ -488,8 +489,8 @@ void SurfaceImpl::FillRectangle(PRectangle rc, Surface &surfacePattern) { PLATFORM_ASSERT(context); // Tile pattern over rectangle // Currently assumes 8x8 pattern - const int widthPat = 8; - const int heightPat = 8; + constexpr int widthPat = 8; + constexpr int heightPat = 8; const IntegerRectangle irc(rc); for (int xTile = irc.left; xTile < irc.right; xTile += widthPat) { const int widthx = (xTile + widthPat > irc.right) ? irc.right - xTile : widthPat; @@ -527,7 +528,7 @@ void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourDesired fore, ColourDesi } static void PathRoundRectangle(cairo_t *context, double left, double top, double width, double height, int radius) noexcept { - const double degrees = kPi / 180.0; + constexpr double degrees = kPi / 180.0; cairo_new_sub_path(context); cairo_arc(context, left + width - radius, top + radius, radius, -90 * degrees, 0 * degrees); @@ -647,7 +648,7 @@ std::unique_ptr<IScreenLineLayout> SurfaceImpl::Layout(const IScreenLine *) { std::string UTF8FromLatin1(std::string_view text) { std::string utfForm(text.length()*2 + 1, '\0'); size_t lenU = 0; - for (char ch : text) { + for (const char ch : text) { const unsigned char uch = ch; if (uch < 0x80) { utfForm[lenU++] = uch; @@ -660,7 +661,9 @@ std::string UTF8FromLatin1(std::string_view text) { return utfForm; } -static std::string UTF8FromIconv(const Converter &conv, std::string_view text) { +namespace { + +std::string UTF8FromIconv(const Converter &conv, std::string_view text) { if (conv) { std::string utfForm(text.length()*3+1, '\0'); char *pin = const_cast<char *>(text.data()); @@ -680,9 +683,9 @@ static std::string UTF8FromIconv(const Converter &conv, std::string_view text) { // Work out how many bytes are in a character by trying to convert using iconv, // returning the first length that succeeds. -static size_t MultiByteLenFromIconv(const Converter &conv, const char *s, size_t len) { +size_t MultiByteLenFromIconv(const Converter &conv, const char *s, size_t len) noexcept { for (size_t lenMB=1; (lenMB<4) && (lenMB <= len); lenMB++) { - char wcForm[2]; + char wcForm[2] {}; char *pin = const_cast<char *>(s); gsize inLeft = lenMB; char *pout = wcForm; @@ -695,7 +698,9 @@ static size_t MultiByteLenFromIconv(const Converter &conv, const char *s, size_t return 1; } -void SurfaceImpl::DrawTextBase(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, +} + +void SurfaceImpl::DrawTextBase(PRectangle rc, const Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore) { PenColour(fore); if (context) { @@ -832,7 +837,7 @@ void SurfaceImpl::MeasureWidths(Font &font_, std::string_view text, XYPOSITION * positions[i++] = iti.position - (places - place) * iti.distance / places; positionsCalculated++; } - clusterStart += UTF8BytesOfLead[static_cast<unsigned char>(utfForm.c_str()[clusterStart])]; + clusterStart += UTF8BytesOfLead[static_cast<unsigned char>(utfForm[clusterStart])]; place++; } } @@ -896,7 +901,6 @@ XYPOSITION SurfaceImpl::WidthText(Font &font_, std::string_view text) { if (PFont(font_)->pfd) { std::string utfForm; pango_layout_set_font_description(layout, PFont(font_)->pfd); - PangoRectangle pos; if (et == UTF8) { pango_layout_set_text(layout, text.data(), text.length()); } else { @@ -908,6 +912,7 @@ XYPOSITION SurfaceImpl::WidthText(Font &font_, std::string_view text) { pango_layout_set_text(layout, utfForm.c_str(), utfForm.length()); } PangoLayoutLine *pangoLine = pango_layout_get_line_readonly(layout, 0); + PangoRectangle pos {}; pango_layout_line_get_extents(pangoLine, nullptr, &pos); return floatFromPangoUnits(pos.width); } @@ -1033,7 +1038,7 @@ void Window::SetPosition(PRectangle rc) { namespace { -GdkRectangle MonitorRectangleForWidget(GtkWidget *wid) { +GdkRectangle MonitorRectangleForWidget(GtkWidget *wid) noexcept { GdkWindow *wnd = WindowFromWidget(wid); GdkRectangle rcScreen = GdkRectangle(); #if GTK_CHECK_VERSION(3,22,0) @@ -1158,7 +1163,7 @@ PRectangle Window::GetMonitorRect(Point pt) { gdk_window_get_origin(WindowFromWidget(PWidget(wid)), &x_offset, &y_offset); - GdkRectangle rect; + GdkRectangle rect {}; #if GTK_CHECK_VERSION(3,22,0) GdkDisplay *pdisplay = gtk_widget_get_display(PWidget(wid)); @@ -1702,7 +1707,7 @@ void ListBoxX::Append(char *s, int type) { list_image = static_cast<ListImage *>(g_hash_table_lookup((GHashTable *) pixhash, GINT_TO_POINTER(type))); } - GtkTreeIter iter; + GtkTreeIter iter {}; GtkListStore *store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(list))); gtk_list_store_append(GTK_LIST_STORE(store), &iter); @@ -1742,7 +1747,7 @@ int ListBoxX::Length() { } void ListBoxX::Select(int n) { - GtkTreeIter iter; + GtkTreeIter iter {}; GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(list)); GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(list)); @@ -1797,8 +1802,8 @@ void ListBoxX::Select(int n) { int ListBoxX::GetSelection() { int index = -1; - GtkTreeIter iter; - GtkTreeModel *model; + GtkTreeIter iter {}; + GtkTreeModel *model {}; GtkTreeSelection *selection; selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(list)); if (gtk_tree_selection_get_selected(selection, &model, &iter)) { @@ -1813,13 +1818,13 @@ int ListBoxX::GetSelection() { } int ListBoxX::Find(const char *prefix) { - GtkTreeIter iter; + GtkTreeIter iter {}; GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(list)); bool valid = gtk_tree_model_get_iter_first(model, &iter) != FALSE; int i = 0; while (valid) { - gchar *s; + gchar *s = nullptr; gtk_tree_model_get(model, &iter, TEXT_COLUMN, &s, -1); if (s && (0 == strncmp(prefix, s, strlen(prefix)))) { g_free(s); @@ -1834,7 +1839,7 @@ int ListBoxX::Find(const char *prefix) { void ListBoxX::GetValue(int n, char *value, int len) { char *text = nullptr; - GtkTreeIter iter; + GtkTreeIter iter {}; GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(list)); const bool valid = gtk_tree_model_iter_nth_child(model, &iter, nullptr, n) != FALSE; if (valid) { @@ -1934,7 +1939,7 @@ void Menu::Destroy() { } #if !GTK_CHECK_VERSION(3,22,0) -static void MenuPositionFunc(GtkMenu *, gint *x, gint *y, gboolean *, gpointer userData) { +static void MenuPositionFunc(GtkMenu *, gint *x, gint *y, gboolean *, gpointer userData) noexcept { sptr_t intFromPointer = GPOINTER_TO_INT(userData); *x = intFromPointer & 0xffff; *y = intFromPointer >> 16; diff --git a/gtk/ScintillaGTK.cxx b/gtk/ScintillaGTK.cxx index 3560d517d..6b3684611 100755 --- a/gtk/ScintillaGTK.cxx +++ b/gtk/ScintillaGTK.cxx @@ -122,23 +122,18 @@ enum { TARGET_URI }; -GdkAtom ScintillaGTK::atomUTF8 = nullptr; -GdkAtom ScintillaGTK::atomString = nullptr; -GdkAtom ScintillaGTK::atomUriList = nullptr; -GdkAtom ScintillaGTK::atomDROPFILES_DND = nullptr; - static const GtkTargetEntry clipboardCopyTargets[] = { { (gchar *) "UTF8_STRING", 0, TARGET_UTF8_STRING }, { (gchar *) "STRING", 0, TARGET_STRING }, }; -static const gint nClipboardCopyTargets = ELEMENTS(clipboardCopyTargets); +static constexpr gint nClipboardCopyTargets = ELEMENTS(clipboardCopyTargets); static const GtkTargetEntry clipboardPasteTargets[] = { { (gchar *) "text/uri-list", 0, TARGET_URI }, { (gchar *) "UTF8_STRING", 0, TARGET_UTF8_STRING }, { (gchar *) "STRING", 0, TARGET_STRING }, }; -static const gint nClipboardPasteTargets = ELEMENTS(clipboardPasteTargets); +static constexpr gint nClipboardPasteTargets = ELEMENTS(clipboardPasteTargets); static const GdkDragAction actionCopyOrMove = static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE); @@ -146,7 +141,7 @@ static GtkWidget *PWidget(const Window &w) noexcept { return static_cast<GtkWidget *>(w.GetID()); } -ScintillaGTK *ScintillaGTK::FromWidget(GtkWidget *widget) { +ScintillaGTK *ScintillaGTK::FromWidget(GtkWidget *widget) noexcept { ScintillaObject *scio = SCINTILLA(widget); return static_cast<ScintillaGTK *>(scio->pscin); } @@ -208,7 +203,7 @@ ScintillaGTK::~ScintillaGTK() { wPreedit.Destroy(); } -static void UnRefCursor(GdkCursor *cursor) { +static void UnRefCursor(GdkCursor *cursor) noexcept { #if GTK_CHECK_VERSION(3,0,0) g_object_unref(cursor); #else @@ -333,7 +328,7 @@ void ScintillaGTK::UnRealize(GtkWidget *widget) { sciThis->UnRealizeThis(widget); } -static void MapWidget(GtkWidget *widget) { +static void MapWidget(GtkWidget *widget) noexcept { if (widget && gtk_widget_get_visible(GTK_WIDGET(widget)) && !IS_WIDGET_MAPPED(widget)) { @@ -416,7 +411,7 @@ public: gunichar *uniStr; PangoScript pscript; - explicit PreEditString(GtkIMContext *im_context) { + explicit PreEditString(GtkIMContext *im_context) noexcept { gtk_im_context_get_preedit_string(im_context, &str, &attrs, &cursor_pos); validUTF8 = g_utf8_validate(str, strlen(str), nullptr); uniStr = g_utf8_to_ucs4_fast(str, strlen(str), &uniStrLen); @@ -531,7 +526,7 @@ void ScintillaGTK::SizeAllocate(GtkWidget *widget, GtkAllocation *allocation) { } void ScintillaGTK::Init() { - parentClass = reinterpret_cast<GtkWidgetClass *>( + parentClass = static_cast<GtkWidgetClass *>( g_type_class_ref(gtk_container_get_type())); gint maskSmooth = 0; @@ -1263,7 +1258,7 @@ namespace { class SelectionReceiver : GObjectWatcher { ScintillaGTK *sci; - void Destroyed() override { + void Destroyed() noexcept override { sci = nullptr; } @@ -1369,10 +1364,10 @@ void ScintillaGTK::ClaimSelection() { } } -static const guchar *DataOfGSD(GtkSelectionData *sd) { return gtk_selection_data_get_data(sd); } -static gint LengthOfGSD(GtkSelectionData *sd) { return gtk_selection_data_get_length(sd); } -static GdkAtom TypeOfGSD(GtkSelectionData *sd) { return gtk_selection_data_get_data_type(sd); } -static GdkAtom SelectionOfGSD(GtkSelectionData *sd) { return gtk_selection_data_get_selection(sd); } +static const guchar *DataOfGSD(GtkSelectionData *sd) noexcept { return gtk_selection_data_get_data(sd); } +static gint LengthOfGSD(GtkSelectionData *sd) noexcept { return gtk_selection_data_get_length(sd); } +static GdkAtom TypeOfGSD(GtkSelectionData *sd) noexcept { return gtk_selection_data_get_data_type(sd); } +static GdkAtom SelectionOfGSD(GtkSelectionData *sd) noexcept { return gtk_selection_data_get_selection(sd); } // Detect rectangular text, convert line ends to current mode, convert from or to UTF-8 void ScintillaGTK::GetGtkSelectionText(GtkSelectionData *selectionData, SelectionText &selText) { @@ -1679,7 +1674,7 @@ void ScintillaGTK::Resize(int width, int height) { namespace { -void SetAdjustmentValue(GtkAdjustment *object, int value) { +void SetAdjustmentValue(GtkAdjustment *object, int value) noexcept { GtkAdjustment *adjustment = GTK_ADJUSTMENT(object); const int maxValue = static_cast<int>( gtk_adjustment_get_upper(adjustment) - gtk_adjustment_get_page_size(adjustment)); @@ -1944,7 +1939,7 @@ gint ScintillaGTK::Motion(GtkWidget *widget, GdkEventMotion *event) { return FALSE; int x = 0; int y = 0; - GdkModifierType state; + GdkModifierType state {}; if (event->is_hint) { #if GTK_CHECK_VERSION(3,0,0) gdk_window_get_device_position(event->window, @@ -1972,7 +1967,7 @@ gint ScintillaGTK::Motion(GtkWidget *widget, GdkEventMotion *event) { } // Map the keypad keys to their equivalent functions -static int KeyTranslate(int keyIn) { +static int KeyTranslate(int keyIn) noexcept { switch (keyIn) { #if GTK_CHECK_VERSION(3,0,0) case GDK_KEY_ISO_Left_Tab: diff --git a/gtk/ScintillaGTK.h b/gtk/ScintillaGTK.h index 516115acc..06d0d080d 100755 --- a/gtk/ScintillaGTK.h +++ b/gtk/ScintillaGTK.h @@ -36,10 +36,10 @@ class ScintillaGTK : public ScintillaBase { GtkWidgetClass *parentClass; - static GdkAtom atomUTF8; - static GdkAtom atomString; - static GdkAtom atomUriList; - static GdkAtom atomDROPFILES_DND; + static inline GdkAtom atomUTF8 {}; + static inline GdkAtom atomString {}; + static inline GdkAtom atomUriList {}; + static inline GdkAtom atomDROPFILES_DND {}; GdkAtom atomSought; #if PLAT_GTK_WIN32 @@ -78,7 +78,7 @@ public: ScintillaGTK &operator=(const ScintillaGTK &) = delete; ScintillaGTK &operator=(ScintillaGTK &&) = delete; virtual ~ScintillaGTK(); - static ScintillaGTK *FromWidget(GtkWidget *widget); + static ScintillaGTK *FromWidget(GtkWidget *widget) noexcept; static void ClassInit(OBJECT_CLASS *object_class, GtkWidgetClass *widget_class, GtkContainerClass *container_class); private: void Init(); |