// Scintilla source code edit control // ScintillaGTK.cxx - GTK+ specific subclass of ScintillaBase // Copyright 1998-2004 by Neil Hodgson // The License.txt file describes the conditions under which this software may be distributed. #include #include #include #include #include #include #include #include #include #include #include #include #include #include "Platform.h" #if PLAT_GTK_WIN32 #include #endif #include "ILexer.h" #include "Scintilla.h" #include "ScintillaWidget.h" #ifdef SCI_LEXER #include "SciLexer.h" #endif #include "SplitVector.h" #include "Partitioning.h" #include "RunStyles.h" #include "ContractionState.h" #include "CellBuffer.h" #include "CallTip.h" #include "KeyMap.h" #include "Indicator.h" #include "XPM.h" #include "LineMarker.h" #include "Style.h" #include "AutoComplete.h" #include "ViewStyle.h" #include "Decoration.h" #include "CharClassify.h" #include "CaseFolder.h" #include "Document.h" #include "Selection.h" #include "PositionCache.h" #include "Editor.h" #include "ScintillaBase.h" #include "UniConversion.h" #include "CaseConvert.h" #include "scintilla-marshal.h" #ifdef SCI_LEXER #include #include #include "LexerModule.h" #include "ExternalLexer.h" #endif #include "Converter.h" #if defined(__clang__) // Clang 3.0 incorrectly displays sentinel warnings. Fixed by clang 3.1. #pragma GCC diagnostic ignored "-Wsentinel" #endif #if GTK_CHECK_VERSION(2,20,0) #define IS_WIDGET_REALIZED(w) (gtk_widget_get_realized(GTK_WIDGET(w))) #define IS_WIDGET_MAPPED(w) (gtk_widget_get_mapped(GTK_WIDGET(w))) #define IS_WIDGET_VISIBLE(w) (gtk_widget_get_visible(GTK_WIDGET(w))) #else #define IS_WIDGET_REALIZED(w) (GTK_WIDGET_REALIZED(w)) #define IS_WIDGET_MAPPED(w) (GTK_WIDGET_MAPPED(w)) #define IS_WIDGET_VISIBLE(w) (GTK_WIDGET_VISIBLE(w)) #endif static GdkWindow *WindowFromWidget(GtkWidget *w) { #if GTK_CHECK_VERSION(3,0,0) return gtk_widget_get_window(w); #else return w->window; #endif } static GdkWindow *PWindow(const Window &w) { GtkWidget *widget = reinterpret_cast(w.GetID()); #if GTK_CHECK_VERSION(3,0,0) return gtk_widget_get_window(widget); #else return widget->window; #endif } #ifdef _MSC_VER // Constant conditional expressions are because of GTK+ headers #pragma warning(disable: 4127) // Ignore unreferenced local functions in GTK+ headers #pragma warning(disable: 4505) #endif #define OBJECT_CLASS GObjectClass #ifdef SCI_NAMESPACE using namespace Scintilla; #endif extern std::string UTF8FromLatin1(const char *s, int len); class ScintillaGTK : public ScintillaBase { _ScintillaObject *sci; Window wText; Window scrollbarv; Window scrollbarh; GtkAdjustment *adjustmentv; GtkAdjustment *adjustmenth; int verticalScrollBarWidth; int horizontalScrollBarHeight; SelectionText primary; GdkEventButton *evbtn; bool capturedMouse; bool dragWasDropped; int lastKey; int rectangularSelectionModifier; GtkWidgetClass *parentClass; static GdkAtom atomClipboard; static GdkAtom atomUTF8; static GdkAtom atomString; static GdkAtom atomUriList; static GdkAtom atomDROPFILES_DND; GdkAtom atomSought; #if PLAT_GTK_WIN32 CLIPFORMAT cfColumnSelect; #endif Window wPreedit; Window wPreeditDraw; GtkIMContext *im_context; // Wheel mouse support unsigned int linesPerScroll; GTimeVal lastWheelMouseTime; gint lastWheelMouseDirection; gint wheelMouseIntensity; #if GTK_CHECK_VERSION(3,0,0) cairo_rectangle_list_t *rgnUpdate; #else GdkRegion *rgnUpdate; #endif // Private so ScintillaGTK objects can not be copied ScintillaGTK(const ScintillaGTK &); ScintillaGTK &operator=(const ScintillaGTK &); public: ScintillaGTK(_ScintillaObject *sci_); virtual ~ScintillaGTK(); static void ClassInit(OBJECT_CLASS* object_class, GtkWidgetClass *widget_class, GtkContainerClass *container_class); private: virtual void Initialise(); virtual void Finalise(); virtual void DisplayCursor(Window::Cursor c); virtual bool DragThreshold(Point ptStart, Point ptNow); virtual void StartDrag(); int TargetAsUTF8(char *text); int EncodedFromUTF8(char *utf8, char *encoded) const; virtual bool ValidCodePage(int codePage) const; public: // Public for scintilla_send_message virtual sptr_t WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam); private: virtual sptr_t DefWndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam); virtual void SetTicking(bool on); virtual bool SetIdle(bool on); virtual void SetMouseCapture(bool on); virtual bool HaveMouseCapture(); virtual bool PaintContains(PRectangle rc); void FullPaint(); virtual PRectangle GetClientRectangle(); virtual void ScrollText(int linesToMove); virtual void SetVerticalScrollPos(); virtual void SetHorizontalScrollPos(); virtual bool ModifyScrollBars(int nMax, int nPage); void ReconfigureScrollBars(); virtual void NotifyChange(); virtual void NotifyFocus(bool focus); virtual void NotifyParent(SCNotification scn); void NotifyKey(int key, int modifiers); void NotifyURIDropped(const char *list); const char *CharacterSetID() const; virtual CaseFolder *CaseFolderForEncoding(); virtual std::string CaseMapString(const std::string &s, int caseMapping); virtual int KeyDefault(int key, int modifiers); virtual void CopyToClipboard(const SelectionText &selectedText); virtual void Copy(); virtual void Paste(); virtual void CreateCallTipWindow(PRectangle rc); virtual void AddToPopUp(const char *label, int cmd = 0, bool enabled = true); bool OwnPrimarySelection(); virtual void ClaimSelection(); void GetGtkSelectionText(GtkSelectionData *selectionData, SelectionText &selText); void ReceivedSelection(GtkSelectionData *selection_data); void ReceivedDrop(GtkSelectionData *selection_data); static void GetSelection(GtkSelectionData *selection_data, guint info, SelectionText *selected); void StoreOnClipboard(SelectionText *clipText); static void ClipboardGetSelection(GtkClipboard* clip, GtkSelectionData *selection_data, guint info, void *data); static void ClipboardClearSelection(GtkClipboard* clip, void *data); void UnclaimSelection(GdkEventSelection *selection_event); void Resize(int width, int height); // Callback functions void RealizeThis(GtkWidget *widget); static void Realize(GtkWidget *widget); void UnRealizeThis(GtkWidget *widget); static void UnRealize(GtkWidget *widget); void MapThis(); static void Map(GtkWidget *widget); void UnMapThis(); static void UnMap(GtkWidget *widget); gint FocusInThis(GtkWidget *widget); static gint FocusIn(GtkWidget *widget, GdkEventFocus *event); gint FocusOutThis(GtkWidget *widget); static gint FocusOut(GtkWidget *widget, GdkEventFocus *event); static void SizeRequest(GtkWidget *widget, GtkRequisition *requisition); #if GTK_CHECK_VERSION(3,0,0) static void GetPreferredWidth(GtkWidget *widget, gint *minimalWidth, gint *naturalWidth); static void GetPreferredHeight(GtkWidget *widget, gint *minimalHeight, gint *naturalHeight); #endif static void SizeAllocate(GtkWidget *widget, GtkAllocation *allocation); #if GTK_CHECK_VERSION(3,0,0) gboolean DrawTextThis(cairo_t *cr); static gboolean DrawText(GtkWidget *widget, cairo_t *cr, ScintillaGTK *sciThis); gboolean DrawThis(cairo_t *cr); static gboolean DrawMain(GtkWidget *widget, cairo_t *cr); #else gboolean ExposeTextThis(GtkWidget *widget, GdkEventExpose *ose); static gboolean ExposeText(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis); gboolean Expose(GtkWidget *widget, GdkEventExpose *ose); static gboolean ExposeMain(GtkWidget *widget, GdkEventExpose *ose); #endif static void Draw(GtkWidget *widget, GdkRectangle *area); void ForAll(GtkCallback callback, gpointer callback_data); static void MainForAll(GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data); static void ScrollSignal(GtkAdjustment *adj, ScintillaGTK *sciThis); static void ScrollHSignal(GtkAdjustment *adj, ScintillaGTK *sciThis); gint PressThis(GdkEventButton *event); static gint Press(GtkWidget *widget, GdkEventButton *event); static gint MouseRelease(GtkWidget *widget, GdkEventButton *event); static gint ScrollEvent(GtkWidget *widget, GdkEventScroll *event); static gint Motion(GtkWidget *widget, GdkEventMotion *event); gboolean KeyThis(GdkEventKey *event); static gboolean KeyPress(GtkWidget *widget, GdkEventKey *event); static gboolean KeyRelease(GtkWidget *widget, GdkEventKey *event); #if GTK_CHECK_VERSION(3,0,0) gboolean DrawPreeditThis(GtkWidget *widget, cairo_t *cr); static gboolean DrawPreedit(GtkWidget *widget, cairo_t *cr, ScintillaGTK *sciThis); #else gboolean ExposePreeditThis(GtkWidget *widget, GdkEventExpose *ose); static gboolean ExposePreedit(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis); #endif void CommitThis(char *str); static void Commit(GtkIMContext *context, char *str, ScintillaGTK *sciThis); void PreeditChangedThis(); static void PreeditChanged(GtkIMContext *context, ScintillaGTK *sciThis); static void StyleSetText(GtkWidget *widget, GtkStyle *previous, void*); static void RealizeText(GtkWidget *widget, void*); static void Destroy(GObject *object); static void SelectionReceived(GtkWidget *widget, GtkSelectionData *selection_data, guint time); static void SelectionGet(GtkWidget *widget, GtkSelectionData *selection_data, guint info, guint time); static gint SelectionClear(GtkWidget *widget, GdkEventSelection *selection_event); gboolean DragMotionThis(GdkDragContext *context, gint x, gint y, guint dragtime); static gboolean DragMotion(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint dragtime); static void DragLeave(GtkWidget *widget, GdkDragContext *context, guint time); static void DragEnd(GtkWidget *widget, GdkDragContext *context); static gboolean Drop(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time); static void DragDataReceived(GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint time); static void DragDataGet(GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint time); static gboolean TimeOut(ScintillaGTK *sciThis); static gboolean IdleCallback(ScintillaGTK *sciThis); static gboolean StyleIdle(ScintillaGTK *sciThis); virtual void QueueIdleWork(WorkNeeded::workItems items, int upTo); static void PopUpCB(GtkMenuItem *menuItem, ScintillaGTK *sciThis); #if GTK_CHECK_VERSION(3,0,0) static gboolean DrawCT(GtkWidget *widget, cairo_t *cr, CallTip *ctip); #else static gboolean ExposeCT(GtkWidget *widget, GdkEventExpose *ose, CallTip *ct); #endif static gboolean PressCT(GtkWidget *widget, GdkEventButton *event, ScintillaGTK *sciThis); static sptr_t DirectFunction(ScintillaGTK *sciThis, unsigned int iMessage, uptr_t wParam, sptr_t lParam); }; enum { COMMAND_SIGNAL, NOTIFY_SIGNAL, LAST_SIGNAL }; static gint scintilla_signals[LAST_SIGNAL] = { 0 }; enum { TARGET_STRING, TARGET_TEXT, TARGET_COMPOUND_TEXT, TARGET_UTF8_STRING, TARGET_URI }; GdkAtom ScintillaGTK::atomClipboard = 0; GdkAtom ScintillaGTK::atomUTF8 = 0; GdkAtom ScintillaGTK::atomString = 0; GdkAtom ScintillaGTK::atomUriList = 0; GdkAtom ScintillaGTK::atomDROPFILES_DND = 0; static const GtkTargetEntry clipboardCopyTargets[] = { { (gchar *) "UTF8_STRING", 0, TARGET_UTF8_STRING }, { (gchar *) "STRING", 0, TARGET_STRING }, }; static const gint nClipboardCopyTargets = sizeof(clipboardCopyTargets) / sizeof(clipboardCopyTargets[0]); 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 = sizeof(clipboardPasteTargets) / sizeof(clipboardPasteTargets[0]); static GtkWidget *PWidget(Window &w) { return reinterpret_cast(w.GetID()); } static ScintillaGTK *ScintillaFromWidget(GtkWidget *widget) { ScintillaObject *scio = reinterpret_cast(widget); return reinterpret_cast(scio->pscin); } ScintillaGTK::ScintillaGTK(_ScintillaObject *sci_) : adjustmentv(0), adjustmenth(0), verticalScrollBarWidth(30), horizontalScrollBarHeight(30), evbtn(0), capturedMouse(false), dragWasDropped(false), lastKey(0), rectangularSelectionModifier(SCMOD_CTRL), parentClass(0), im_context(NULL), lastWheelMouseDirection(0), wheelMouseIntensity(0), rgnUpdate(0) { sci = sci_; wMain = GTK_WIDGET(sci); #if PLAT_GTK_WIN32 rectangularSelectionModifier = SCMOD_ALT; #else rectangularSelectionModifier = SCMOD_CTRL; #endif #if PLAT_GTK_WIN32 // There does not seem to be a real standard for indicating that the clipboard // contains a rectangular selection, so copy Developer Studio. cfColumnSelect = static_cast( ::RegisterClipboardFormat("MSDEVColumnSelect")); // Get intellimouse parameters when running on win32; otherwise use // reasonable default #ifndef SPI_GETWHEELSCROLLLINES #define SPI_GETWHEELSCROLLLINES 104 #endif ::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, &linesPerScroll, 0); #else linesPerScroll = 4; #endif lastWheelMouseTime.tv_sec = 0; lastWheelMouseTime.tv_usec = 0; Initialise(); } ScintillaGTK::~ScintillaGTK() { g_idle_remove_by_data(this); if (evbtn) { gdk_event_free(reinterpret_cast(evbtn)); evbtn = 0; } } static void UnRefCursor(GdkCursor *cursor) { #if GTK_CHECK_VERSION(3,0,0) g_object_unref(cursor); #else gdk_cursor_unref(cursor); #endif } void ScintillaGTK::RealizeThis(GtkWidget *widget) { //Platform::DebugPrintf("ScintillaGTK::realize this\n"); #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_realized(widget, TRUE); #else GTK_WIDGET_SET_FLAGS(widget, GTK_REALIZED); #endif GdkWindowAttr attrs; attrs.window_type = GDK_WINDOW_CHILD; GtkAllocation allocation; #if GTK_CHECK_VERSION(3,0,0) gtk_widget_get_allocation(widget, &allocation); #else allocation = widget->allocation; #endif attrs.x = allocation.x; attrs.y = allocation.y; attrs.width = allocation.width; attrs.height = allocation.height; attrs.wclass = GDK_INPUT_OUTPUT; attrs.visual = gtk_widget_get_visual(widget); #if !GTK_CHECK_VERSION(3,0,0) attrs.colormap = gtk_widget_get_colormap(widget); #endif attrs.event_mask = gtk_widget_get_events(widget) | GDK_EXPOSURE_MASK; GdkCursor *cursor = gdk_cursor_new(GDK_XTERM); attrs.cursor = cursor; #if GTK_CHECK_VERSION(3,0,0) gtk_widget_set_window(widget, gdk_window_new(gtk_widget_get_parent_window(widget), &attrs, GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_CURSOR)); gdk_window_set_user_data(gtk_widget_get_window(widget), widget); GtkStyleContext *styleContext = gtk_widget_get_style_context(widget); if (styleContext) { GdkRGBA colourBackWidget; gtk_style_context_get_background_color(styleContext, GTK_STATE_FLAG_NORMAL, &colourBackWidget); gdk_window_set_background_rgba(gtk_widget_get_window(widget), &colourBackWidget); } gdk_window_show(gtk_widget_get_window(widget)); UnRefCursor(cursor); #else widget->window = gdk_window_new(gtk_widget_get_parent_window(widget), &attrs, GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP | GDK_WA_CURSOR); gdk_window_set_user_data(widget->window, widget); widget->style = gtk_style_attach(widget->style, widget->window); gdk_window_set_background(widget->window, &widget->style->bg[GTK_STATE_NORMAL]); gdk_window_show(widget->window); UnRefCursor(cursor); #endif wPreedit = gtk_window_new(GTK_WINDOW_POPUP); wPreeditDraw = gtk_drawing_area_new(); GtkWidget *predrw = PWidget(wPreeditDraw); // No code inside the G_OBJECT macro #if GTK_CHECK_VERSION(3,0,0) g_signal_connect(G_OBJECT(predrw), "draw", G_CALLBACK(DrawPreedit), this); #else g_signal_connect(G_OBJECT(predrw), "expose_event", G_CALLBACK(ExposePreedit), this); #endif gtk_container_add(GTK_CONTAINER(PWidget(wPreedit)), predrw); gtk_widget_realize(PWidget(wPreedit)); gtk_widget_realize(predrw); gtk_widget_show(predrw); im_context = gtk_im_multicontext_new(); g_signal_connect(G_OBJECT(im_context), "commit", G_CALLBACK(Commit), this); g_signal_connect(G_OBJECT(im_context), "preedit_changed", G_CALLBACK(PreeditChanged), this); gtk_im_context_set_client_window(im_context, WindowFromWidget(widget)); GtkWidget *widtxt = PWidget(wText); // // No code inside the G_OBJECT macro g_signal_connect_after(G_OBJECT(widtxt), "style_set", G_CALLBACK(ScintillaGTK::StyleSetText), NULL); g_signal_connect_after(G_OBJECT(widtxt), "realize", G_CALLBACK(ScintillaGTK::RealizeText), NULL); gtk_widget_realize(widtxt); gtk_widget_realize(PWidget(scrollbarv)); gtk_widget_realize(PWidget(scrollbarh)); cursor = gdk_cursor_new(GDK_XTERM); gdk_window_set_cursor(PWindow(wText), cursor); UnRefCursor(cursor); cursor = gdk_cursor_new(GDK_LEFT_PTR); gdk_window_set_cursor(PWindow(scrollbarv), cursor); UnRefCursor(cursor); cursor = gdk_cursor_new(GDK_LEFT_PTR); gdk_window_set_cursor(PWindow(scrollbarh), cursor); UnRefCursor(cursor); gtk_selection_add_targets(widget, GDK_SELECTION_PRIMARY, clipboardCopyTargets, nClipboardCopyTargets); } void ScintillaGTK::Realize(GtkWidget *widget) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); sciThis->RealizeThis(widget); } void ScintillaGTK::UnRealizeThis(GtkWidget *widget) { try { gtk_selection_clear_targets(widget, GDK_SELECTION_PRIMARY); if (IS_WIDGET_MAPPED(widget)) { gtk_widget_unmap(widget); } #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_realized(widget, FALSE); #else GTK_WIDGET_UNSET_FLAGS(widget, GTK_REALIZED); #endif gtk_widget_unrealize(PWidget(wText)); gtk_widget_unrealize(PWidget(scrollbarv)); gtk_widget_unrealize(PWidget(scrollbarh)); gtk_widget_unrealize(PWidget(wPreedit)); gtk_widget_unrealize(PWidget(wPreeditDraw)); g_object_unref(im_context); im_context = NULL; if (GTK_WIDGET_CLASS(parentClass)->unrealize) GTK_WIDGET_CLASS(parentClass)->unrealize(widget); Finalise(); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::UnRealize(GtkWidget *widget) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); sciThis->UnRealizeThis(widget); } static void MapWidget(GtkWidget *widget) { if (widget && IS_WIDGET_VISIBLE(widget) && !IS_WIDGET_MAPPED(widget)) { gtk_widget_map(widget); } } void ScintillaGTK::MapThis() { try { //Platform::DebugPrintf("ScintillaGTK::map this\n"); #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_mapped(PWidget(wMain), TRUE); #else GTK_WIDGET_SET_FLAGS(PWidget(wMain), GTK_MAPPED); #endif MapWidget(PWidget(wText)); MapWidget(PWidget(scrollbarh)); MapWidget(PWidget(scrollbarv)); wMain.SetCursor(Window::cursorArrow); scrollbarv.SetCursor(Window::cursorArrow); scrollbarh.SetCursor(Window::cursorArrow); ChangeSize(); gdk_window_show(PWindow(wMain)); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::Map(GtkWidget *widget) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); sciThis->MapThis(); } void ScintillaGTK::UnMapThis() { try { //Platform::DebugPrintf("ScintillaGTK::unmap this\n"); #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_mapped(PWidget(wMain), FALSE); #else GTK_WIDGET_UNSET_FLAGS(PWidget(wMain), GTK_MAPPED); #endif DropGraphics(false); gdk_window_hide(PWindow(wMain)); gtk_widget_unmap(PWidget(wText)); gtk_widget_unmap(PWidget(scrollbarh)); gtk_widget_unmap(PWidget(scrollbarv)); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::UnMap(GtkWidget *widget) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); sciThis->UnMapThis(); } void ScintillaGTK::ForAll(GtkCallback callback, gpointer callback_data) { try { (*callback) (PWidget(wText), callback_data); (*callback) (PWidget(scrollbarv), callback_data); (*callback) (PWidget(scrollbarh), callback_data); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::MainForAll(GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data) { ScintillaGTK *sciThis = ScintillaFromWidget((GtkWidget *)container); if (callback != NULL && include_internals) { sciThis->ForAll(callback, callback_data); } } gint ScintillaGTK::FocusInThis(GtkWidget *widget) { try { SetFocusState(true); if (im_context != NULL) { gchar *str = NULL; gint cursor_pos; gtk_im_context_get_preedit_string(im_context, &str, NULL, &cursor_pos); if (PWidget(wPreedit) != NULL) { if (strlen(str) > 0) { gtk_widget_show(PWidget(wPreedit)); } else { gtk_widget_hide(PWidget(wPreedit)); } } g_free(str); gtk_im_context_focus_in(im_context); } } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gint ScintillaGTK::FocusIn(GtkWidget *widget, GdkEventFocus * /*event*/) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->FocusInThis(widget); } gint ScintillaGTK::FocusOutThis(GtkWidget *widget) { try { SetFocusState(false); if (PWidget(wPreedit) != NULL) gtk_widget_hide(PWidget(wPreedit)); if (im_context != NULL) gtk_im_context_focus_out(im_context); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gint ScintillaGTK::FocusOut(GtkWidget *widget, GdkEventFocus * /*event*/) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->FocusOutThis(widget); } void ScintillaGTK::SizeRequest(GtkWidget *widget, GtkRequisition *requisition) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); requisition->width = 1; requisition->height = 1; GtkRequisition child_requisition; #if GTK_CHECK_VERSION(3,0,0) gtk_widget_get_preferred_size(PWidget(sciThis->scrollbarh), NULL, &child_requisition); gtk_widget_get_preferred_size(PWidget(sciThis->scrollbarv), NULL, &child_requisition); #else gtk_widget_size_request(PWidget(sciThis->scrollbarh), &child_requisition); gtk_widget_size_request(PWidget(sciThis->scrollbarv), &child_requisition); #endif } #if GTK_CHECK_VERSION(3,0,0) void ScintillaGTK::GetPreferredWidth(GtkWidget *widget, gint *minimalWidth, gint *naturalWidth) { GtkRequisition requisition; SizeRequest(widget, &requisition); *minimalWidth = *naturalWidth = requisition.width; } void ScintillaGTK::GetPreferredHeight(GtkWidget *widget, gint *minimalHeight, gint *naturalHeight) { GtkRequisition requisition; SizeRequest(widget, &requisition); *minimalHeight = *naturalHeight = requisition.height; } #endif void ScintillaGTK::SizeAllocate(GtkWidget *widget, GtkAllocation *allocation) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_allocation(widget, allocation); #else widget->allocation = *allocation; #endif if (IS_WIDGET_REALIZED(widget)) gdk_window_move_resize(WindowFromWidget(widget), allocation->x, allocation->y, allocation->width, allocation->height); sciThis->Resize(allocation->width, allocation->height); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::Initialise() { //Platform::DebugPrintf("ScintillaGTK::Initialise\n"); parentClass = reinterpret_cast( g_type_class_ref(gtk_container_get_type())); #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_can_focus(PWidget(wMain), TRUE); gtk_widget_set_sensitive(PWidget(wMain), TRUE); #else GTK_WIDGET_SET_FLAGS(PWidget(wMain), GTK_CAN_FOCUS); GTK_WIDGET_SET_FLAGS(GTK_WIDGET(PWidget(wMain)), GTK_SENSITIVE); #endif gtk_widget_set_events(PWidget(wMain), GDK_EXPOSURE_MASK | GDK_SCROLL_MASK | GDK_STRUCTURE_MASK | GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK | GDK_LEAVE_NOTIFY_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK); wText = gtk_drawing_area_new(); gtk_widget_set_parent(PWidget(wText), PWidget(wMain)); GtkWidget *widtxt = PWidget(wText); // No code inside the G_OBJECT macro gtk_widget_show(widtxt); #if GTK_CHECK_VERSION(3,0,0) g_signal_connect(G_OBJECT(widtxt), "draw", G_CALLBACK(ScintillaGTK::DrawText), this); #else g_signal_connect(G_OBJECT(widtxt), "expose_event", G_CALLBACK(ScintillaGTK::ExposeText), this); #endif gtk_widget_set_events(widtxt, GDK_EXPOSURE_MASK); // Avoid background drawing flash gtk_widget_set_double_buffered(widtxt, FALSE); gtk_widget_set_size_request(widtxt, 100, 100); adjustmentv = GTK_ADJUSTMENT(gtk_adjustment_new(0.0, 0.0, 201.0, 1.0, 20.0, 20.0)); #if GTK_CHECK_VERSION(3,0,0) scrollbarv = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, GTK_ADJUSTMENT(adjustmentv)); #else scrollbarv = gtk_vscrollbar_new(GTK_ADJUSTMENT(adjustmentv)); #endif #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_can_focus(PWidget(scrollbarv), FALSE); #else GTK_WIDGET_UNSET_FLAGS(PWidget(scrollbarv), GTK_CAN_FOCUS); #endif g_signal_connect(G_OBJECT(adjustmentv), "value_changed", G_CALLBACK(ScrollSignal), this); gtk_widget_set_parent(PWidget(scrollbarv), PWidget(wMain)); gtk_widget_show(PWidget(scrollbarv)); adjustmenth = GTK_ADJUSTMENT(gtk_adjustment_new(0.0, 0.0, 101.0, 1.0, 20.0, 20.0)); #if GTK_CHECK_VERSION(3,0,0) scrollbarh = gtk_scrollbar_new(GTK_ORIENTATION_HORIZONTAL, GTK_ADJUSTMENT(adjustmenth)); #else scrollbarh = gtk_hscrollbar_new(GTK_ADJUSTMENT(adjustmenth)); #endif #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_can_focus(PWidget(scrollbarh), FALSE); #else GTK_WIDGET_UNSET_FLAGS(PWidget(scrollbarh), GTK_CAN_FOCUS); #endif g_signal_connect(G_OBJECT(adjustmenth), "value_changed", G_CALLBACK(ScrollHSignal), this); gtk_widget_set_parent(PWidget(scrollbarh), PWidget(wMain)); gtk_widget_show(PWidget(scrollbarh)); gtk_widget_grab_focus(PWidget(wMain)); gtk_drag_dest_set(GTK_WIDGET(PWidget(wMain)), GTK_DEST_DEFAULT_ALL, clipboardPasteTargets, nClipboardPasteTargets, static_cast(GDK_ACTION_COPY | GDK_ACTION_MOVE)); // Set caret period based on GTK settings gboolean blinkOn = false; if (g_object_class_find_property(G_OBJECT_GET_CLASS( G_OBJECT(gtk_settings_get_default())), "gtk-cursor-blink")) { g_object_get(G_OBJECT( gtk_settings_get_default()), "gtk-cursor-blink", &blinkOn, NULL); } if (blinkOn && g_object_class_find_property(G_OBJECT_GET_CLASS( G_OBJECT(gtk_settings_get_default())), "gtk-cursor-blink-time")) { gint value; g_object_get(G_OBJECT( gtk_settings_get_default()), "gtk-cursor-blink-time", &value, NULL); caret.period = gint(value / 1.75); } else { caret.period = 0; } SetTicking(true); } void ScintillaGTK::Finalise() { SetTicking(false); ScintillaBase::Finalise(); } void ScintillaGTK::DisplayCursor(Window::Cursor c) { if (cursorMode == SC_CURSORNORMAL) wText.SetCursor(c); else wText.SetCursor(static_cast(cursorMode)); } bool ScintillaGTK::DragThreshold(Point ptStart, Point ptNow) { return gtk_drag_check_threshold(GTK_WIDGET(PWidget(wMain)), ptStart.x, ptStart.y, ptNow.x, ptNow.y); } void ScintillaGTK::StartDrag() { PLATFORM_ASSERT(evbtn != 0); dragWasDropped = false; inDragDrop = ddDragging; GtkTargetList *tl = gtk_target_list_new(clipboardCopyTargets, nClipboardCopyTargets); gtk_drag_begin(GTK_WIDGET(PWidget(wMain)), tl, static_cast(GDK_ACTION_COPY | GDK_ACTION_MOVE), evbtn->button, reinterpret_cast(evbtn)); } static std::string ConvertText(const char *s, size_t len, const char *charSetDest, const char *charSetSource, bool transliterations, bool silent=false) { // s is not const because of different versions of iconv disagreeing about const std::string destForm; Converter conv(charSetDest, charSetSource, transliterations); if (conv) { size_t outLeft = len*3+1; destForm = std::string(outLeft, '\0'); // g_iconv does not actually write to its input argument so safe to cast away const char *pin = const_cast(s); size_t inLeft = len; char *putf = &destForm[0]; char *pout = putf; size_t conversions = conv.Convert(&pin, &inLeft, &pout, &outLeft); if (conversions == ((size_t)(-1))) { if (!silent) { if (len == 1) fprintf(stderr, "iconv %s->%s failed for %0x '%s'\n", charSetSource, charSetDest, (unsigned char)(*s), s); else fprintf(stderr, "iconv %s->%s failed for %s\n", charSetSource, charSetDest, s); } destForm = std::string(); } else { destForm.resize(pout - putf); } } else { fprintf(stderr, "Can not iconv %s %s\n", charSetDest, charSetSource); } return destForm; } // Returns the target converted to UTF8. // Return the length in bytes. int ScintillaGTK::TargetAsUTF8(char *text) { int targetLength = targetEnd - targetStart; if (IsUnicodeMode()) { if (text) { pdoc->GetCharRange(text, targetStart, targetLength); } } else { // Need to convert const char *charSetBuffer = CharacterSetID(); if (*charSetBuffer) { std::string s = RangeText(targetStart, targetEnd); std::string tmputf = ConvertText(&s[0], targetLength, "UTF-8", charSetBuffer, false); if (text) { memcpy(text, tmputf.c_str(), tmputf.length()); } return tmputf.length(); } else { if (text) { pdoc->GetCharRange(text, targetStart, targetLength); } } } return targetLength; } // Translates a nul terminated UTF8 string into the document encoding. // Return the length of the result in bytes. int ScintillaGTK::EncodedFromUTF8(char *utf8, char *encoded) const { int inputLength = (lengthForEncode >= 0) ? lengthForEncode : strlen(utf8); if (IsUnicodeMode()) { if (encoded) { memcpy(encoded, utf8, inputLength); } return inputLength; } else { // Need to convert const char *charSetBuffer = CharacterSetID(); if (*charSetBuffer) { std::string tmpEncoded = ConvertText(utf8, inputLength, charSetBuffer, "UTF-8", true); if (encoded) { memcpy(encoded, tmpEncoded.c_str(), tmpEncoded.length()); } return tmpEncoded.length(); } else { if (encoded) { memcpy(encoded, utf8, inputLength); } return inputLength; } } // Fail return 0; } bool ScintillaGTK::ValidCodePage(int codePage) const { return codePage == 0 || codePage == SC_CP_UTF8 || codePage == 932 || codePage == 936 || codePage == 949 || codePage == 950 || codePage == 1361; } sptr_t ScintillaGTK::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) { try { switch (iMessage) { case SCI_GRABFOCUS: gtk_widget_grab_focus(PWidget(wMain)); break; case SCI_GETDIRECTFUNCTION: return reinterpret_cast(DirectFunction); case SCI_GETDIRECTPOINTER: return reinterpret_cast(this); #ifdef SCI_LEXER case SCI_LOADLEXERLIBRARY: LexerManager::GetInstance()->Load(reinterpret_cast(lParam)); break; #endif case SCI_TARGETASUTF8: return TargetAsUTF8(reinterpret_cast(lParam)); case SCI_ENCODEDFROMUTF8: return EncodedFromUTF8(reinterpret_cast(wParam), reinterpret_cast(lParam)); case SCI_SETRECTANGULARSELECTIONMODIFIER: rectangularSelectionModifier = wParam; break; case SCI_GETRECTANGULARSELECTIONMODIFIER: return rectangularSelectionModifier; default: return ScintillaBase::WndProc(iMessage, wParam, lParam); } } catch (std::bad_alloc&) { errorStatus = SC_STATUS_BADALLOC; } catch (...) { errorStatus = SC_STATUS_FAILURE; } return 0l; } sptr_t ScintillaGTK::DefWndProc(unsigned int, uptr_t, sptr_t) { return 0; } void ScintillaGTK::SetTicking(bool on) { if (timer.ticking != on) { timer.ticking = on; if (timer.ticking) { timer.tickerID = reinterpret_cast(g_timeout_add(timer.tickSize, reinterpret_cast(TimeOut), this)); } else { g_source_remove(GPOINTER_TO_UINT(timer.tickerID)); } } timer.ticksToWait = caret.period; } bool ScintillaGTK::SetIdle(bool on) { if (on) { // Start idler, if it's not running. if (!idler.state) { idler.state = true; idler.idlerID = reinterpret_cast( g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, reinterpret_cast(IdleCallback), this, NULL)); } } else { // Stop idler, if it's running if (idler.state) { idler.state = false; g_source_remove(GPOINTER_TO_UINT(idler.idlerID)); } } return true; } void ScintillaGTK::SetMouseCapture(bool on) { if (mouseDownCaptures) { if (on) { gtk_grab_add(GTK_WIDGET(PWidget(wMain))); } else { gtk_grab_remove(GTK_WIDGET(PWidget(wMain))); } } capturedMouse = on; } bool ScintillaGTK::HaveMouseCapture() { return capturedMouse; } #if GTK_CHECK_VERSION(3,0,0) // Is crcTest completely in crcContainer? static bool CRectContains(const cairo_rectangle_t &crcContainer, const cairo_rectangle_t &crcTest) { return (crcTest.x >= crcContainer.x) && ((crcTest.x + crcTest.width) <= (crcContainer.x + crcContainer.width)) && (crcTest.y >= crcContainer.y) && ((crcTest.y + crcTest.height) <= (crcContainer.y + crcContainer.height)); } // Is crcTest completely in crcListContainer? // May incorrectly return false if complex shape static bool CRectListContains(const cairo_rectangle_list_t *crcListContainer, const cairo_rectangle_t &crcTest) { for (int r=0; rnum_rectangles; r++) { if (CRectContains(crcListContainer->rectangles[r], crcTest)) return true; } return false; } #endif bool ScintillaGTK::PaintContains(PRectangle rc) { // This allows optimization when a rectangle is completely in the update region. // It is OK to return false when too difficult to determine as that just performs extra drawing bool contains = true; if (paintState == painting) { if (!rcPaint.Contains(rc)) { contains = false; } else if (rgnUpdate) { #if GTK_CHECK_VERSION(3,0,0) cairo_rectangle_t grc = {rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top}; contains = CRectListContains(rgnUpdate, grc); #else GdkRectangle grc = {static_cast(rc.left), static_cast(rc.top), static_cast(rc.right - rc.left), static_cast(rc.bottom - rc.top)}; if (gdk_region_rect_in(rgnUpdate, &grc) != GDK_OVERLAP_RECTANGLE_IN) { contains = false; } #endif } } return contains; } // Redraw all of text area. This paint will not be abandoned. void ScintillaGTK::FullPaint() { wText.InvalidateAll(); } PRectangle ScintillaGTK::GetClientRectangle() { PRectangle rc = wMain.GetClientPosition(); if (verticalScrollBarVisible) rc.right -= verticalScrollBarWidth; if (horizontalScrollBarVisible && (wrapState == eWrapNone)) rc.bottom -= horizontalScrollBarHeight; // Move to origin rc.right -= rc.left; rc.bottom -= rc.top; rc.left = 0; rc.top = 0; return rc; } void ScintillaGTK::ScrollText(int linesToMove) { int diff = vs.lineHeight * -linesToMove; //Platform::DebugPrintf("ScintillaGTK::ScrollText %d %d %0d,%0d %0d,%0d\n", linesToMove, diff, // rc.left, rc.top, rc.right, rc.bottom); GtkWidget *wi = PWidget(wText); NotifyUpdateUI(); if (IS_WIDGET_REALIZED(wi)) { gdk_window_scroll(WindowFromWidget(wi), 0, -diff); gdk_window_process_updates(WindowFromWidget(wi), FALSE); } } void ScintillaGTK::SetVerticalScrollPos() { DwellEnd(true); gtk_adjustment_set_value(GTK_ADJUSTMENT(adjustmentv), topLine); } void ScintillaGTK::SetHorizontalScrollPos() { DwellEnd(true); gtk_adjustment_set_value(GTK_ADJUSTMENT(adjustmenth), xOffset / 2); } bool ScintillaGTK::ModifyScrollBars(int nMax, int nPage) { bool modified = false; int pageScroll = LinesToScroll(); #if GTK_CHECK_VERSION(3,0,0) if (gtk_adjustment_get_upper(adjustmentv) != (nMax + 1) || gtk_adjustment_get_page_size(adjustmentv) != nPage || gtk_adjustment_get_page_increment(adjustmentv) != pageScroll) { gtk_adjustment_set_upper(adjustmentv, nMax + 1); gtk_adjustment_set_page_size(adjustmentv, nPage); gtk_adjustment_set_page_increment(adjustmentv, pageScroll); gtk_adjustment_changed(GTK_ADJUSTMENT(adjustmentv)); modified = true; } #else if (GTK_ADJUSTMENT(adjustmentv)->upper != (nMax + 1) || GTK_ADJUSTMENT(adjustmentv)->page_size != nPage || GTK_ADJUSTMENT(adjustmentv)->page_increment != pageScroll) { GTK_ADJUSTMENT(adjustmentv)->upper = nMax + 1; GTK_ADJUSTMENT(adjustmentv)->page_size = nPage; GTK_ADJUSTMENT(adjustmentv)->page_increment = pageScroll; gtk_adjustment_changed(GTK_ADJUSTMENT(adjustmentv)); modified = true; } #endif PRectangle rcText = GetTextRectangle(); int horizEndPreferred = scrollWidth; if (horizEndPreferred < 0) horizEndPreferred = 0; unsigned int pageWidth = rcText.Width(); unsigned int pageIncrement = pageWidth / 3; unsigned int charWidth = vs.styles[STYLE_DEFAULT].aveCharWidth; #if GTK_CHECK_VERSION(3,0,0) if (gtk_adjustment_get_upper(adjustmenth) != horizEndPreferred || gtk_adjustment_get_page_size(adjustmenth) != pageWidth || gtk_adjustment_get_page_increment(adjustmenth) != pageIncrement || gtk_adjustment_get_step_increment(adjustmenth) != charWidth) { gtk_adjustment_set_upper(adjustmenth, horizEndPreferred); gtk_adjustment_set_page_size(adjustmenth, pageWidth); gtk_adjustment_set_page_increment(adjustmenth, pageIncrement); gtk_adjustment_set_step_increment(adjustmenth, charWidth); gtk_adjustment_changed(GTK_ADJUSTMENT(adjustmenth)); modified = true; } #else if (GTK_ADJUSTMENT(adjustmenth)->upper != horizEndPreferred || GTK_ADJUSTMENT(adjustmenth)->page_size != pageWidth || GTK_ADJUSTMENT(adjustmenth)->page_increment != pageIncrement || GTK_ADJUSTMENT(adjustmenth)->step_increment != charWidth) { GTK_ADJUSTMENT(adjustmenth)->upper = horizEndPreferred; GTK_ADJUSTMENT(adjustmenth)->step_increment = charWidth; GTK_ADJUSTMENT(adjustmenth)->page_size = pageWidth; GTK_ADJUSTMENT(adjustmenth)->page_increment = pageIncrement; gtk_adjustment_changed(GTK_ADJUSTMENT(adjustmenth)); modified = true; } #endif if (modified && (paintState == painting)) { paintState = paintAbandoned; } return modified; } void ScintillaGTK::ReconfigureScrollBars() { PRectangle rc = wMain.GetClientPosition(); Resize(rc.Width(), rc.Height()); } void ScintillaGTK::NotifyChange() { g_signal_emit(G_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL], 0, Platform::LongFromTwoShorts(GetCtrlID(), SCEN_CHANGE), PWidget(wMain)); } void ScintillaGTK::NotifyFocus(bool focus) { g_signal_emit(G_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL], 0, Platform::LongFromTwoShorts (GetCtrlID(), focus ? SCEN_SETFOCUS : SCEN_KILLFOCUS), PWidget(wMain)); } void ScintillaGTK::NotifyParent(SCNotification scn) { scn.nmhdr.hwndFrom = PWidget(wMain); scn.nmhdr.idFrom = GetCtrlID(); g_signal_emit(G_OBJECT(sci), scintilla_signals[NOTIFY_SIGNAL], 0, GetCtrlID(), &scn); } void ScintillaGTK::NotifyKey(int key, int modifiers) { SCNotification scn = {0}; scn.nmhdr.code = SCN_KEY; scn.ch = key; scn.modifiers = modifiers; NotifyParent(scn); } void ScintillaGTK::NotifyURIDropped(const char *list) { SCNotification scn = {0}; scn.nmhdr.code = SCN_URIDROPPED; scn.text = list; NotifyParent(scn); } const char *CharacterSetID(int characterSet); const char *ScintillaGTK::CharacterSetID() const { return ::CharacterSetID(vs.styles[STYLE_DEFAULT].characterSet); } class CaseFolderDBCS : public CaseFolderTable { const char *charSet; public: CaseFolderDBCS(const char *charSet_) : charSet(charSet_) { StandardASCII(); } virtual size_t Fold(char *folded, size_t sizeFolded, const char *mixed, size_t lenMixed) { if ((lenMixed == 1) && (sizeFolded > 0)) { folded[0] = mapping[static_cast(mixed[0])]; return 1; } else if (*charSet) { std::string sUTF8 = ConvertText(mixed, lenMixed, "UTF-8", charSet, false); if (!sUTF8.empty()) { gchar *mapped = g_utf8_casefold(sUTF8.c_str(), sUTF8.length()); size_t lenMapped = strlen(mapped); if (lenMapped < sizeFolded) { memcpy(folded, mapped, lenMapped); } else { folded[0] = '\0'; lenMapped = 1; } g_free(mapped); return lenMapped; } } // Something failed so return a single NUL byte folded[0] = '\0'; return 1; } }; CaseFolder *ScintillaGTK::CaseFolderForEncoding() { if (pdoc->dbcsCodePage == SC_CP_UTF8) { return new CaseFolderUnicode(); } else { const char *charSetBuffer = CharacterSetID(); if (charSetBuffer) { if (pdoc->dbcsCodePage == 0) { CaseFolderTable *pcf = new CaseFolderTable(); pcf->StandardASCII(); // Only for single byte encodings for (int i=0x80; i<0x100; i++) { char sCharacter[2] = "A"; sCharacter[0] = i; // Silent as some bytes have no assigned character std::string sUTF8 = ConvertText(sCharacter, 1, "UTF-8", charSetBuffer, false, true); if (!sUTF8.empty()) { gchar *mapped = g_utf8_casefold(sUTF8.c_str(), sUTF8.length()); if (mapped) { std::string mappedBack = ConvertText(mapped, strlen(mapped), charSetBuffer, "UTF-8", false, true); if ((mappedBack.length() == 1) && (mappedBack[0] != sCharacter[0])) { pcf->SetTranslation(sCharacter[0], mappedBack[0]); } g_free(mapped); } } } return pcf; } else { return new CaseFolderDBCS(charSetBuffer); } } return 0; } } namespace { struct CaseMapper { gchar *mapped; // Must be freed with g_free CaseMapper(const std::string &sUTF8, bool toUpperCase) { if (toUpperCase) { mapped = g_utf8_strup(sUTF8.c_str(), sUTF8.length()); } else { mapped = g_utf8_strdown(sUTF8.c_str(), sUTF8.length()); } } ~CaseMapper() { g_free(mapped); } }; } std::string ScintillaGTK::CaseMapString(const std::string &s, int caseMapping) { if ((s.size() == 0) || (caseMapping == cmSame)) return s; if (IsUnicodeMode()) { std::string retMapped(s.length() * maxExpansionCaseConversion, 0); size_t lenMapped = CaseConvertString(&retMapped[0], retMapped.length(), s.c_str(), s.length(), (caseMapping == cmUpper) ? CaseConversionUpper : CaseConversionLower); retMapped.resize(lenMapped); return retMapped; } const char *charSetBuffer = CharacterSetID(); if (!*charSetBuffer) { CaseMapper mapper(s, caseMapping == cmUpper); return std::string(mapper.mapped, strlen(mapper.mapped)); } else { // Change text to UTF-8 std::string sUTF8 = ConvertText(s.c_str(), s.length(), "UTF-8", charSetBuffer, false); CaseMapper mapper(sUTF8, caseMapping == cmUpper); return ConvertText(mapper.mapped, strlen(mapper.mapped), charSetBuffer, "UTF-8", false); } } int ScintillaGTK::KeyDefault(int key, int modifiers) { // Pass up to container in case it is an accelerator NotifyKey(key, modifiers); return 0; } void ScintillaGTK::CopyToClipboard(const SelectionText &selectedText) { SelectionText *clipText = new SelectionText(); clipText->Copy(selectedText); StoreOnClipboard(clipText); } void ScintillaGTK::Copy() { if (!sel.Empty()) { SelectionText *clipText = new SelectionText(); CopySelectionRange(clipText); StoreOnClipboard(clipText); #if PLAT_GTK_WIN32 if (sel.IsRectangular()) { ::OpenClipboard(NULL); ::SetClipboardData(cfColumnSelect, 0); ::CloseClipboard(); } #endif } } void ScintillaGTK::Paste() { atomSought = atomUTF8; gtk_selection_convert(GTK_WIDGET(PWidget(wMain)), atomClipboard, atomSought, GDK_CURRENT_TIME); } void ScintillaGTK::CreateCallTipWindow(PRectangle rc) { if (!ct.wCallTip.Created()) { ct.wCallTip = gtk_window_new(GTK_WINDOW_POPUP); ct.wDraw = gtk_drawing_area_new(); GtkWidget *widcdrw = PWidget(ct.wDraw); // // No code inside the G_OBJECT macro gtk_container_add(GTK_CONTAINER(PWidget(ct.wCallTip)), widcdrw); #if GTK_CHECK_VERSION(3,0,0) g_signal_connect(G_OBJECT(widcdrw), "draw", G_CALLBACK(ScintillaGTK::DrawCT), &ct); #else g_signal_connect(G_OBJECT(widcdrw), "expose_event", G_CALLBACK(ScintillaGTK::ExposeCT), &ct); #endif g_signal_connect(G_OBJECT(widcdrw), "button_press_event", G_CALLBACK(ScintillaGTK::PressCT), static_cast(this)); gtk_widget_set_events(widcdrw, GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK); } gtk_widget_set_size_request(PWidget(ct.wDraw), rc.Width(), rc.Height()); ct.wDraw.Show(); if (PWindow(ct.wCallTip)) { gdk_window_resize(PWindow(ct.wCallTip), rc.Width(), rc.Height()); } } void ScintillaGTK::AddToPopUp(const char *label, int cmd, bool enabled) { GtkWidget *menuItem; if (label[0]) menuItem = gtk_menu_item_new_with_label(label); else menuItem = gtk_separator_menu_item_new(); gtk_menu_shell_append(GTK_MENU_SHELL(popup.GetID()), menuItem); g_object_set_data(G_OBJECT(menuItem), "CmdNum", reinterpret_cast(cmd)); g_signal_connect(G_OBJECT(menuItem),"activate", G_CALLBACK(PopUpCB), this); if (cmd) { if (menuItem) gtk_widget_set_sensitive(menuItem, enabled); } } bool ScintillaGTK::OwnPrimarySelection() { return ((gdk_selection_owner_get(GDK_SELECTION_PRIMARY) == PWindow(wMain)) && (PWindow(wMain) != NULL)); } void ScintillaGTK::ClaimSelection() { // X Windows has a 'primary selection' as well as the clipboard. // Whenever the user selects some text, we become the primary selection if (!sel.Empty() && IS_WIDGET_REALIZED(GTK_WIDGET(PWidget(wMain)))) { primarySelection = true; gtk_selection_owner_set(GTK_WIDGET(PWidget(wMain)), GDK_SELECTION_PRIMARY, GDK_CURRENT_TIME); primary.Clear(); } else if (OwnPrimarySelection()) { primarySelection = true; if (primary.Empty()) gtk_selection_owner_set(NULL, GDK_SELECTION_PRIMARY, GDK_CURRENT_TIME); } else { primarySelection = false; primary.Clear(); } } #if GTK_CHECK_VERSION(3,0,0) 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); } #else static const guchar *DataOfGSD(GtkSelectionData *sd) { return sd->data; } static gint LengthOfGSD(GtkSelectionData *sd) { return sd->length; } static GdkAtom TypeOfGSD(GtkSelectionData *sd) { return sd->type; } static GdkAtom SelectionOfGSD(GtkSelectionData *sd) { return sd->selection; } #endif // Detect rectangular text, convert line ends to current mode, convert from or to UTF-8 void ScintillaGTK::GetGtkSelectionText(GtkSelectionData *selectionData, SelectionText &selText) { const char *data = reinterpret_cast(DataOfGSD(selectionData)); int len = LengthOfGSD(selectionData); GdkAtom selectionTypeData = TypeOfGSD(selectionData); // Return empty string if selection is not a string if ((selectionTypeData != GDK_TARGET_STRING) && (selectionTypeData != atomUTF8)) { selText.Clear(); return; } // Check for "\n\0" ending to string indicating that selection is rectangular bool isRectangular; #if PLAT_GTK_WIN32 isRectangular = ::IsClipboardFormatAvailable(cfColumnSelect) != 0; #else isRectangular = ((len > 2) && (data[len - 1] == 0 && data[len - 2] == '\n')); if (isRectangular) len--; // Forget the extra '\0' #endif std::string dest = Document::TransformLineEnds(data, len, pdoc->eolMode); if (selectionTypeData == GDK_TARGET_STRING) { if (IsUnicodeMode()) { // Unknown encoding so assume in Latin1 dest = UTF8FromLatin1(dest.c_str(), dest.length()); selText.Copy(dest, SC_CP_UTF8, 0, isRectangular, false); } else { // Assume buffer is in same encoding as selection selText.Copy(dest, pdoc->dbcsCodePage, vs.styles[STYLE_DEFAULT].characterSet, isRectangular, false); } } else { // UTF-8 const char *charSetBuffer = CharacterSetID(); if (!IsUnicodeMode() && *charSetBuffer) { // Convert to locale dest = ConvertText(dest.c_str(), dest.length(), charSetBuffer, "UTF-8", true); selText.Copy(dest, pdoc->dbcsCodePage, vs.styles[STYLE_DEFAULT].characterSet, isRectangular, false); } else { selText.Copy(dest, SC_CP_UTF8, 0, isRectangular, false); } } } void ScintillaGTK::ReceivedSelection(GtkSelectionData *selection_data) { try { if ((SelectionOfGSD(selection_data) == atomClipboard) || (SelectionOfGSD(selection_data) == GDK_SELECTION_PRIMARY)) { if ((atomSought == atomUTF8) && (LengthOfGSD(selection_data) <= 0)) { atomSought = atomString; gtk_selection_convert(GTK_WIDGET(PWidget(wMain)), SelectionOfGSD(selection_data), atomSought, GDK_CURRENT_TIME); } else if ((LengthOfGSD(selection_data) > 0) && ((TypeOfGSD(selection_data) == GDK_TARGET_STRING) || (TypeOfGSD(selection_data) == atomUTF8))) { SelectionText selText; GetGtkSelectionText(selection_data, selText); UndoGroup ug(pdoc); if (SelectionOfGSD(selection_data) != GDK_SELECTION_PRIMARY) { ClearSelection(multiPasteMode == SC_MULTIPASTE_EACH); } SelectionPosition selStart = sel.IsRectangular() ? sel.Rectangular().Start() : sel.Range(sel.Main()).Start(); if (selText.rectangular) { PasteRectangular(selStart, selText.Data(), selText.Length()); } else { InsertPaste(selStart, selText.Data(), selText.Length()); } EnsureCaretVisible(); } } // else fprintf(stderr, "Target non string %d %d\n", (int)(selection_data->type), // (int)(atomUTF8)); Redraw(); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::ReceivedDrop(GtkSelectionData *selection_data) { dragWasDropped = true; if (TypeOfGSD(selection_data) == atomUriList || TypeOfGSD(selection_data) == atomDROPFILES_DND) { const char *data = reinterpret_cast(DataOfGSD(selection_data)); std::vector drop(data, data + LengthOfGSD(selection_data)); drop.push_back('\0'); NotifyURIDropped(&drop[0]); } else if ((TypeOfGSD(selection_data) == GDK_TARGET_STRING) || (TypeOfGSD(selection_data) == atomUTF8)) { if (TypeOfGSD(selection_data) > 0) { SelectionText selText; GetGtkSelectionText(selection_data, selText); DropAt(posDrop, selText.Data(), selText.Length(), false, selText.rectangular); } } else if (LengthOfGSD(selection_data) > 0) { //~ fprintf(stderr, "ReceivedDrop other %p\n", static_cast(selection_data->type)); } Redraw(); } void ScintillaGTK::GetSelection(GtkSelectionData *selection_data, guint info, SelectionText *text) { #if PLAT_GTK_WIN32 // GDK on Win32 expands any \n into \r\n, so make a copy of // the clip text now with newlines converted to \n. Use { } to hide symbols // from code below SelectionText *newline_normalized = NULL; { std::string tmpstr = Document::TransformLineEnds(text->Data(), text->Length(), SC_EOL_LF); newline_normalized = new SelectionText(); newline_normalized->Copy(tmpstr, SC_CP_UTF8, 0, text->rectangular, false); text = newline_normalized; } #endif // Convert text to utf8 if it isn't already SelectionText *converted = 0; if ((text->codePage != SC_CP_UTF8) && (info == TARGET_UTF8_STRING)) { const char *charSet = ::CharacterSetID(text->characterSet); if (*charSet) { std::string tmputf = ConvertText(text->Data(), text->Length(), "UTF-8", charSet, false); converted = new SelectionText(); converted->Copy(tmputf, SC_CP_UTF8, 0, text->rectangular, false); text = converted; } } // Here is a somewhat evil kludge. // As I can not work out how to store data on the clipboard in multiple formats // and need some way to mark the clipping as being stream or rectangular, // the terminating \0 is included in the length for rectangular clippings. // All other tested aplications behave benignly by ignoring the \0. // The #if is here because on Windows cfColumnSelect clip entry is used // instead as standard indicator of rectangularness (so no need to kludge) const char *textData = text->Data(); int len = text->Length(); #if PLAT_GTK_WIN32 == 0 if (text->rectangular) len++; #endif if (info == TARGET_UTF8_STRING) { gtk_selection_data_set_text(selection_data, textData, len); } else { gtk_selection_data_set(selection_data, static_cast(GDK_SELECTION_TYPE_STRING), 8, reinterpret_cast(textData), len); } delete converted; #if PLAT_GTK_WIN32 delete newline_normalized; #endif } void ScintillaGTK::StoreOnClipboard(SelectionText *clipText) { GtkClipboard *clipBoard = gtk_widget_get_clipboard(GTK_WIDGET(PWidget(wMain)), atomClipboard); if (clipBoard == NULL) // Occurs if widget isn't in a toplevel return; if (gtk_clipboard_set_with_data(clipBoard, clipboardCopyTargets, nClipboardCopyTargets, ClipboardGetSelection, ClipboardClearSelection, clipText)) { gtk_clipboard_set_can_store(clipBoard, clipboardCopyTargets, nClipboardCopyTargets); } } void ScintillaGTK::ClipboardGetSelection(GtkClipboard *, GtkSelectionData *selection_data, guint info, void *data) { GetSelection(selection_data, info, static_cast(data)); } void ScintillaGTK::ClipboardClearSelection(GtkClipboard *, void *data) { SelectionText *obj = static_cast(data); delete obj; } void ScintillaGTK::UnclaimSelection(GdkEventSelection *selection_event) { try { //Platform::DebugPrintf("UnclaimSelection\n"); if (selection_event->selection == GDK_SELECTION_PRIMARY) { //Platform::DebugPrintf("UnclaimPrimarySelection\n"); if (!OwnPrimarySelection()) { primary.Clear(); primarySelection = false; FullPaint(); } } } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::Resize(int width, int height) { //Platform::DebugPrintf("Resize %d %d\n", width, height); //printf("Resize %d %d\n", width, height); // Not always needed, but some themes can have different sizes of scrollbars #if GTK_CHECK_VERSION(3,0,0) GtkRequisition requisition; gtk_widget_get_requisition(PWidget(scrollbarv), &requisition); verticalScrollBarWidth = requisition.width; gtk_widget_get_requisition(PWidget(scrollbarh), &requisition); horizontalScrollBarHeight = requisition.height; #else verticalScrollBarWidth = GTK_WIDGET(PWidget(scrollbarv))->requisition.width; horizontalScrollBarHeight = GTK_WIDGET(PWidget(scrollbarh))->requisition.height; #endif // These allocations should never produce negative sizes as they would wrap around to huge // unsigned numbers inside GTK+ causing warnings. bool showSBHorizontal = horizontalScrollBarVisible && (wrapState == eWrapNone); GtkAllocation alloc; if (showSBHorizontal) { gtk_widget_show(GTK_WIDGET(PWidget(scrollbarh))); alloc.x = 0; alloc.y = height - horizontalScrollBarHeight; alloc.width = Platform::Maximum(1, width - verticalScrollBarWidth); alloc.height = horizontalScrollBarHeight; gtk_widget_size_allocate(GTK_WIDGET(PWidget(scrollbarh)), &alloc); } else { gtk_widget_hide(GTK_WIDGET(PWidget(scrollbarh))); horizontalScrollBarHeight = 0; // in case horizontalScrollBarVisible is true. } if (verticalScrollBarVisible) { gtk_widget_show(GTK_WIDGET(PWidget(scrollbarv))); alloc.x = width - verticalScrollBarWidth; alloc.y = 0; alloc.width = verticalScrollBarWidth; alloc.height = Platform::Maximum(1, height - horizontalScrollBarHeight); gtk_widget_size_allocate(GTK_WIDGET(PWidget(scrollbarv)), &alloc); } else { gtk_widget_hide(GTK_WIDGET(PWidget(scrollbarv))); verticalScrollBarWidth = 0; } if (IS_WIDGET_MAPPED(PWidget(wMain))) { ChangeSize(); } alloc.x = 0; alloc.y = 0; alloc.width = Platform::Maximum(1, width - verticalScrollBarWidth); alloc.height = Platform::Maximum(1, height - horizontalScrollBarHeight); gtk_widget_size_allocate(GTK_WIDGET(PWidget(wText)), &alloc); } static void SetAdjustmentValue(GtkAdjustment *object, int value) { GtkAdjustment *adjustment = GTK_ADJUSTMENT(object); #if GTK_CHECK_VERSION(3,0,0) int maxValue = static_cast( gtk_adjustment_get_upper(adjustment) - gtk_adjustment_get_page_size(adjustment)); #else int maxValue = static_cast( adjustment->upper - adjustment->page_size); #endif if (value > maxValue) value = maxValue; if (value < 0) value = 0; gtk_adjustment_set_value(adjustment, value); } static int modifierTranslated(int sciModifier) { switch (sciModifier) { case SCMOD_SHIFT: return GDK_SHIFT_MASK; case SCMOD_CTRL: return GDK_CONTROL_MASK; case SCMOD_ALT: return GDK_MOD1_MASK; case SCMOD_SUPER: return GDK_MOD4_MASK; default: return 0; } } gint ScintillaGTK::PressThis(GdkEventButton *event) { try { //Platform::DebugPrintf("Press %x time=%d state = %x button = %x\n",this,event->time, event->state, event->button); // Do not use GTK+ double click events as Scintilla has its own double click detection if (event->type != GDK_BUTTON_PRESS) return FALSE; if (evbtn) { gdk_event_free(reinterpret_cast(evbtn)); evbtn = 0; } evbtn = reinterpret_cast(gdk_event_copy(reinterpret_cast(event))); Point pt; pt.x = int(event->x); pt.y = int(event->y); PRectangle rcClient = GetClientRectangle(); //Platform::DebugPrintf("Press %0d,%0d in %0d,%0d %0d,%0d\n", // pt.x, pt.y, rcClient.left, rcClient.top, rcClient.right, rcClient.bottom); if ((pt.x > rcClient.right) || (pt.y > rcClient.bottom)) { Platform::DebugPrintf("Bad location\n"); return FALSE; } bool ctrl = (event->state & GDK_CONTROL_MASK) != 0; gtk_widget_grab_focus(PWidget(wMain)); if (event->button == 1) { // On X, instead of sending literal modifiers use the user specified // modifier, defaulting to control instead of alt. // This is because most X window managers grab alt + click for moving ButtonDown(pt, event->time, (event->state & GDK_SHIFT_MASK) != 0, (event->state & GDK_CONTROL_MASK) != 0, (event->state & modifierTranslated(rectangularSelectionModifier)) != 0); } else if (event->button == 2) { // Grab the primary selection if it exists SelectionPosition pos = SPositionFromLocation(pt, false, false, UserVirtualSpace()); if (OwnPrimarySelection() && primary.Empty()) CopySelectionRange(&primary); sel.Clear(); SetSelection(pos, pos); atomSought = atomUTF8; gtk_selection_convert(GTK_WIDGET(PWidget(wMain)), GDK_SELECTION_PRIMARY, atomSought, event->time); } else if (event->button == 3) { if (!PointInSelection(pt)) SetEmptySelection(PositionFromLocation(pt)); if (displayPopupMenu) { // PopUp menu // Convert to screen int ox = 0; int oy = 0; gdk_window_get_origin(PWindow(wMain), &ox, &oy); ContextMenu(Point(pt.x + ox, pt.y + oy)); } else { return FALSE; } } else if (event->button == 4) { // Wheel scrolling up (only GTK 1.x does it this way) if (ctrl) SetAdjustmentValue(adjustmenth, (xOffset / 2) - 6); else SetAdjustmentValue(adjustmentv, topLine - 3); } else if (event->button == 5) { // Wheel scrolling down (only GTK 1.x does it this way) if (ctrl) SetAdjustmentValue(adjustmenth, (xOffset / 2) + 6); else SetAdjustmentValue(adjustmentv, topLine + 3); } } catch (...) { errorStatus = SC_STATUS_FAILURE; } return TRUE; } gint ScintillaGTK::Press(GtkWidget *widget, GdkEventButton *event) { if (event->window != WindowFromWidget(widget)) return FALSE; ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->PressThis(event); } gint ScintillaGTK::MouseRelease(GtkWidget *widget, GdkEventButton *event) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { //Platform::DebugPrintf("Release %x %d %d\n",sciThis,event->time,event->state); if (!sciThis->HaveMouseCapture()) return FALSE; if (event->button == 1) { Point pt; pt.x = int(event->x); pt.y = int(event->y); //Platform::DebugPrintf("Up %x %x %d %d %d\n", // sciThis,event->window,event->time, pt.x, pt.y); if (event->window != PWindow(sciThis->wMain)) // If mouse released on scroll bar then the position is relative to the // scrollbar, not the drawing window so just repeat the most recent point. pt = sciThis->ptMouseLast; sciThis->ButtonUp(pt, event->time, (event->state & 4) != 0); } } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } return FALSE; } // win32gtk and GTK >= 2 use SCROLL_* events instead of passing the // button4/5/6/7 events to the GTK app gint ScintillaGTK::ScrollEvent(GtkWidget *widget, GdkEventScroll *event) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { if (widget == NULL || event == NULL) return FALSE; // Compute amount and direction to scroll (even tho on win32 there is // intensity of scrolling info in the native message, gtk doesn't // support this so we simulate similarly adaptive scrolling) // Note that this is disabled on OS X (Darwin) where the X11 server already has // and adaptive scrolling algorithm that fights with this one int cLineScroll; #if defined(__MWERKS__) || defined(__APPLE_CPP__) || defined(__APPLE_CC__) cLineScroll = sciThis->linesPerScroll; if (cLineScroll == 0) cLineScroll = 4; sciThis->wheelMouseIntensity = cLineScroll; #else int timeDelta = 1000000; GTimeVal curTime; g_get_current_time(&curTime); if (curTime.tv_sec == sciThis->lastWheelMouseTime.tv_sec) timeDelta = curTime.tv_usec - sciThis->lastWheelMouseTime.tv_usec; else if (curTime.tv_sec == sciThis->lastWheelMouseTime.tv_sec + 1) timeDelta = 1000000 + (curTime.tv_usec - sciThis->lastWheelMouseTime.tv_usec); if ((event->direction == sciThis->lastWheelMouseDirection) && (timeDelta < 250000)) { if (sciThis->wheelMouseIntensity < 12) sciThis->wheelMouseIntensity++; cLineScroll = sciThis->wheelMouseIntensity; } else { cLineScroll = sciThis->linesPerScroll; if (cLineScroll == 0) cLineScroll = 4; sciThis->wheelMouseIntensity = cLineScroll; } #endif if (event->direction == GDK_SCROLL_UP || event->direction == GDK_SCROLL_LEFT) { cLineScroll *= -1; } g_get_current_time(&sciThis->lastWheelMouseTime); sciThis->lastWheelMouseDirection = event->direction; // Note: Unpatched versions of win32gtk don't set the 'state' value so // only regular scrolling is supported there. Also, unpatched win32gtk // issues spurious button 2 mouse events during wheeling, which can cause // problems (a patch for both was submitted by archaeopteryx.com on 13Jun2001) // Data zoom not supported if (event->state & GDK_SHIFT_MASK) { return FALSE; } #if GTK_CHECK_VERSION(3,4,0) // Smooth scrolling not supported if (event->direction == GDK_SCROLL_SMOOTH) { return FALSE; } #endif // Horizontal scrolling if (event->direction == GDK_SCROLL_LEFT || event->direction == GDK_SCROLL_RIGHT) { sciThis->HorizontalScrollTo(sciThis->xOffset + cLineScroll); // Text font size zoom } else if (event->state & GDK_CONTROL_MASK) { if (cLineScroll < 0) { sciThis->KeyCommand(SCI_ZOOMIN); } else { sciThis->KeyCommand(SCI_ZOOMOUT); } // Regular scrolling } else { sciThis->ScrollTo(sciThis->topLine + cLineScroll); } return TRUE; } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } return FALSE; } gint ScintillaGTK::Motion(GtkWidget *widget, GdkEventMotion *event) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { //Platform::DebugPrintf("Motion %x %d\n",sciThis,event->time); if (event->window != WindowFromWidget(widget)) return FALSE; int x = 0; int y = 0; GdkModifierType state; if (event->is_hint) { #if GTK_CHECK_VERSION(3,0,0) gdk_window_get_device_position(event->window, event->device, &x, &y, &state); #else gdk_window_get_pointer(event->window, &x, &y, &state); #endif } else { x = static_cast(event->x); y = static_cast(event->y); state = static_cast(event->state); } //Platform::DebugPrintf("Move %x %x %d %c %d %d\n", // sciThis,event->window,event->time,event->is_hint? 'h' :'.', x, y); Point pt(x, y); sciThis->ButtonMove(pt); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } return FALSE; } // Map the keypad keys to their equivalent functions static int KeyTranslate(int keyIn) { switch (keyIn) { #if GTK_CHECK_VERSION(3,0,0) case GDK_KEY_ISO_Left_Tab: return SCK_TAB; case GDK_KEY_KP_Down: return SCK_DOWN; case GDK_KEY_KP_Up: return SCK_UP; case GDK_KEY_KP_Left: return SCK_LEFT; case GDK_KEY_KP_Right: return SCK_RIGHT; case GDK_KEY_KP_Home: return SCK_HOME; case GDK_KEY_KP_End: return SCK_END; case GDK_KEY_KP_Page_Up: return SCK_PRIOR; case GDK_KEY_KP_Page_Down: return SCK_NEXT; case GDK_KEY_KP_Delete: return SCK_DELETE; case GDK_KEY_KP_Insert: return SCK_INSERT; case GDK_KEY_KP_Enter: return SCK_RETURN; case GDK_KEY_Down: return SCK_DOWN; case GDK_KEY_Up: return SCK_UP; case GDK_KEY_Left: return SCK_LEFT; case GDK_KEY_Right: return SCK_RIGHT; case GDK_KEY_Home: return SCK_HOME; case GDK_KEY_End: return SCK_END; case GDK_KEY_Page_Up: return SCK_PRIOR; case GDK_KEY_Page_Down: return SCK_NEXT; case GDK_KEY_Delete: return SCK_DELETE; case GDK_KEY_Insert: return SCK_INSERT; case GDK_KEY_Escape: return SCK_ESCAPE; case GDK_KEY_BackSpace: return SCK_BACK; case GDK_KEY_Tab: return SCK_TAB; case GDK_KEY_Return: return SCK_RETURN; case GDK_KEY_KP_Add: return SCK_ADD; case GDK_KEY_KP_Subtract: return SCK_SUBTRACT; case GDK_KEY_KP_Divide: return SCK_DIVIDE; case GDK_KEY_Super_L: return SCK_WIN; case GDK_KEY_Super_R: return SCK_RWIN; case GDK_KEY_Menu: return SCK_MENU; #else case GDK_ISO_Left_Tab: return SCK_TAB; case GDK_KP_Down: return SCK_DOWN; case GDK_KP_Up: return SCK_UP; case GDK_KP_Left: return SCK_LEFT; case GDK_KP_Right: return SCK_RIGHT; case GDK_KP_Home: return SCK_HOME; case GDK_KP_End: return SCK_END; case GDK_KP_Page_Up: return SCK_PRIOR; case GDK_KP_Page_Down: return SCK_NEXT; case GDK_KP_Delete: return SCK_DELETE; case GDK_KP_Insert: return SCK_INSERT; case GDK_KP_Enter: return SCK_RETURN; case GDK_Down: return SCK_DOWN; case GDK_Up: return SCK_UP; case GDK_Left: return SCK_LEFT; case GDK_Right: return SCK_RIGHT; case GDK_Home: return SCK_HOME; case GDK_End: return SCK_END; case GDK_Page_Up: return SCK_PRIOR; case GDK_Page_Down: return SCK_NEXT; case GDK_Delete: return SCK_DELETE; case GDK_Insert: return SCK_INSERT; case GDK_Escape: return SCK_ESCAPE; case GDK_BackSpace: return SCK_BACK; case GDK_Tab: return SCK_TAB; case GDK_Return: return SCK_RETURN; case GDK_KP_Add: return SCK_ADD; case GDK_KP_Subtract: return SCK_SUBTRACT; case GDK_KP_Divide: return SCK_DIVIDE; case GDK_Super_L: return SCK_WIN; case GDK_Super_R: return SCK_RWIN; case GDK_Menu: return SCK_MENU; #endif default: return keyIn; } } gboolean ScintillaGTK::KeyThis(GdkEventKey *event) { try { //fprintf(stderr, "SC-key: %d %x [%s]\n", // event->keyval, event->state, (event->length > 0) ? event->string : "empty"); if (gtk_im_context_filter_keypress(im_context, event)) { return 1; } if (!event->keyval) { return true; } bool shift = (event->state & GDK_SHIFT_MASK) != 0; bool ctrl = (event->state & GDK_CONTROL_MASK) != 0; bool alt = (event->state & GDK_MOD1_MASK) != 0; guint key = event->keyval; if ((ctrl || alt) && (key < 128)) key = toupper(key); #if GTK_CHECK_VERSION(3,0,0) else if (!ctrl && (key >= GDK_KEY_KP_Multiply && key <= GDK_KEY_KP_9)) #else else if (!ctrl && (key >= GDK_KP_Multiply && key <= GDK_KP_9)) #endif key &= 0x7F; // Hack for keys over 256 and below command keys but makes Hungarian work. // This will have to change for Unicode else if (key >= 0xFE00) key = KeyTranslate(key); bool consumed = false; #if !(PLAT_GTK_MACOSX) bool added = KeyDown(key, shift, ctrl, alt, &consumed) != 0; #else bool meta = ctrl; ctrl = (event->state & GDK_META_MASK) != 0; bool added = KeyDownWithModifiers(key, (shift ? SCI_SHIFT : 0) | (ctrl ? SCI_CTRL : 0) | (alt ? SCI_ALT : 0) | (meta ? SCI_META : 0), &consumed) != 0; #endif if (!consumed) consumed = added; //fprintf(stderr, "SK-key: %d %x %x\n",event->keyval, event->state, consumed); if (event->keyval == 0xffffff && event->length > 0) { ClearSelection(); if (pdoc->InsertCString(CurrentPosition(), event->string)) { MovePositionTo(CurrentPosition() + event->length); } } return consumed; } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gboolean ScintillaGTK::KeyPress(GtkWidget *widget, GdkEventKey *event) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->KeyThis(event); } gboolean ScintillaGTK::KeyRelease(GtkWidget *widget, GdkEventKey *event) { //Platform::DebugPrintf("SC-keyrel: %d %x %3s\n",event->keyval, event->state, event->string); ScintillaGTK *sciThis = ScintillaFromWidget(widget); if (gtk_im_context_filter_keypress(sciThis->im_context, event)) { return TRUE; } return FALSE; } #if GTK_CHECK_VERSION(3,0,0) gboolean ScintillaGTK::DrawPreeditThis(GtkWidget *widget, cairo_t *cr) { try { gchar *str; gint cursor_pos; PangoAttrList *attrs; gtk_im_context_get_preedit_string(im_context, &str, &attrs, &cursor_pos); PangoLayout *layout = gtk_widget_create_pango_layout(PWidget(wText), str); pango_layout_set_attributes(layout, attrs); cairo_move_to(cr, 0, 0); pango_cairo_show_layout(cr, layout); g_free(str); pango_attr_list_unref(attrs); g_object_unref(layout); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return TRUE; } gboolean ScintillaGTK::DrawPreedit(GtkWidget *widget, cairo_t *cr, ScintillaGTK *sciThis) { return sciThis->DrawPreeditThis(widget, cr); } #else gboolean ScintillaGTK::ExposePreeditThis(GtkWidget *widget, GdkEventExpose *ose) { try { gchar *str; gint cursor_pos; PangoAttrList *attrs; gtk_im_context_get_preedit_string(im_context, &str, &attrs, &cursor_pos); PangoLayout *layout = gtk_widget_create_pango_layout(PWidget(wText), str); pango_layout_set_attributes(layout, attrs); cairo_t *context = gdk_cairo_create(reinterpret_cast(WindowFromWidget(widget))); cairo_move_to(context, 0, 0); pango_cairo_show_layout(context, layout); cairo_destroy(context); g_free(str); pango_attr_list_unref(attrs); g_object_unref(layout); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return TRUE; } gboolean ScintillaGTK::ExposePreedit(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis) { return sciThis->ExposePreeditThis(widget, ose); } #endif void ScintillaGTK::CommitThis(char *utfVal) { try { //~ fprintf(stderr, "Commit '%s'\n", utfVal); if (IsUnicodeMode()) { AddCharUTF(utfVal, strlen(utfVal)); } else { const char *source = CharacterSetID(); if (*source) { Converter conv(source, "UTF-8", true); if (conv) { char localeVal[4] = "\0\0\0"; char *pin = utfVal; size_t inLeft = strlen(utfVal); char *pout = localeVal; size_t outLeft = sizeof(localeVal); size_t conversions = conv.Convert(&pin, &inLeft, &pout, &outLeft); if (conversions != ((size_t)(-1))) { *pout = '\0'; for (int i = 0; localeVal[i]; i++) { AddChar(localeVal[i]); } } else { fprintf(stderr, "Conversion failed '%s'\n", utfVal); } } } } } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::Commit(GtkIMContext *, char *str, ScintillaGTK *sciThis) { sciThis->CommitThis(str); } void ScintillaGTK::PreeditChangedThis() { try { gchar *str; PangoAttrList *attrs; gint cursor_pos; gtk_im_context_get_preedit_string(im_context, &str, &attrs, &cursor_pos); if (strlen(str) > 0) { PangoLayout *layout = gtk_widget_create_pango_layout(PWidget(wText), str); pango_layout_set_attributes(layout, attrs); gint w, h; pango_layout_get_pixel_size(layout, &w, &h); g_object_unref(layout); gint x, y; gdk_window_get_origin(PWindow(wText), &x, &y); Point pt = PointMainCaret(); if (pt.x < 0) pt.x = 0; if (pt.y < 0) pt.y = 0; gtk_window_move(GTK_WINDOW(PWidget(wPreedit)), x + pt.x, y + pt.y); gtk_window_resize(GTK_WINDOW(PWidget(wPreedit)), w, h); gtk_widget_show(PWidget(wPreedit)); gtk_widget_queue_draw_area(PWidget(wPreeditDraw), 0, 0, w, h); } else { gtk_widget_hide(PWidget(wPreedit)); } g_free(str); pango_attr_list_unref(attrs); } catch (...) { errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::PreeditChanged(GtkIMContext *, ScintillaGTK *sciThis) { sciThis->PreeditChangedThis(); } void ScintillaGTK::StyleSetText(GtkWidget *widget, GtkStyle *, void*) { RealizeText(widget, NULL); } void ScintillaGTK::RealizeText(GtkWidget *widget, void*) { // Set NULL background to avoid automatic clearing so Scintilla responsible for all drawing if (WindowFromWidget(widget)) { #if GTK_CHECK_VERSION(3,0,0) gdk_window_set_background_pattern(WindowFromWidget(widget), NULL); #else gdk_window_set_back_pixmap(WindowFromWidget(widget), NULL, FALSE); #endif } } void ScintillaGTK::Destroy(GObject *object) { try { ScintillaObject *scio = reinterpret_cast(object); // This avoids a double destruction if (!scio->pscin) return; ScintillaGTK *sciThis = reinterpret_cast(scio->pscin); //Platform::DebugPrintf("Destroying %x %x\n", sciThis, object); sciThis->Finalise(); delete sciThis; scio->pscin = 0; } catch (...) { // Its dead so nowhere to save the status } } #if GTK_CHECK_VERSION(3,0,0) gboolean ScintillaGTK::DrawTextThis(cairo_t *cr) { try { paintState = painting; rcPaint = GetClientRectangle(); PLATFORM_ASSERT(rgnUpdate == NULL); rgnUpdate = cairo_copy_clip_rectangle_list(cr); if (rgnUpdate && rgnUpdate->status != CAIRO_STATUS_SUCCESS) { // If not successful then ignore fprintf(stderr, "DrawTextThis failed to copy update region %d [%d]\n", rgnUpdate->status, rgnUpdate->num_rectangles); cairo_rectangle_list_destroy(rgnUpdate); rgnUpdate = 0; } double x1, y1, x2, y2; cairo_clip_extents(cr, &x1, &y1, &x2, &y2); rcPaint.left = x1; rcPaint.top = y1; rcPaint.right = x2; rcPaint.bottom = y2; PRectangle rcClient = GetClientRectangle(); paintingAllText = rcPaint.Contains(rcClient); Surface *surfaceWindow = Surface::Allocate(SC_TECHNOLOGY_DEFAULT); if (surfaceWindow) { surfaceWindow->Init(cr, PWidget(wText)); Paint(surfaceWindow, rcPaint); surfaceWindow->Release(); delete surfaceWindow; } if (paintState == paintAbandoned) { // Painting area was insufficient to cover new styling or brace highlight positions FullPaint(); } paintState = notPainting; if (rgnUpdate) { cairo_rectangle_list_destroy(rgnUpdate); } rgnUpdate = 0; paintState = notPainting; } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gboolean ScintillaGTK::DrawText(GtkWidget *, cairo_t *cr, ScintillaGTK *sciThis) { return sciThis->DrawTextThis(cr); } gboolean ScintillaGTK::DrawThis(cairo_t *cr) { try { gtk_container_propagate_draw( GTK_CONTAINER(PWidget(wMain)), PWidget(scrollbarh), cr); gtk_container_propagate_draw( GTK_CONTAINER(PWidget(wMain)), PWidget(scrollbarv), cr); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gboolean ScintillaGTK::DrawMain(GtkWidget *widget, cairo_t *cr) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->DrawThis(cr); } #else gboolean ScintillaGTK::ExposeTextThis(GtkWidget * /*widget*/, GdkEventExpose *ose) { try { paintState = painting; rcPaint.left = ose->area.x; rcPaint.top = ose->area.y; rcPaint.right = ose->area.x + ose->area.width; rcPaint.bottom = ose->area.y + ose->area.height; PLATFORM_ASSERT(rgnUpdate == NULL); rgnUpdate = gdk_region_copy(ose->region); PRectangle rcClient = GetClientRectangle(); paintingAllText = rcPaint.Contains(rcClient); Surface *surfaceWindow = Surface::Allocate(SC_TECHNOLOGY_DEFAULT); if (surfaceWindow) { cairo_t *cr = gdk_cairo_create(PWindow(wText)); surfaceWindow->Init(cr, PWidget(wText)); Paint(surfaceWindow, rcPaint); surfaceWindow->Release(); delete surfaceWindow; cairo_destroy(cr); } if (paintState == paintAbandoned) { // Painting area was insufficient to cover new styling or brace highlight positions FullPaint(); } paintState = notPainting; if (rgnUpdate) { gdk_region_destroy(rgnUpdate); } rgnUpdate = 0; } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gboolean ScintillaGTK::ExposeText(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis) { return sciThis->ExposeTextThis(widget, ose); } gboolean ScintillaGTK::ExposeMain(GtkWidget *widget, GdkEventExpose *ose) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); //Platform::DebugPrintf("Expose Main %0d,%0d %0d,%0d\n", //ose->area.x, ose->area.y, ose->area.width, ose->area.height); return sciThis->Expose(widget, ose); } gboolean ScintillaGTK::Expose(GtkWidget *, GdkEventExpose *ose) { try { //fprintf(stderr, "Expose %0d,%0d %0d,%0d\n", //ose->area.x, ose->area.y, ose->area.width, ose->area.height); // The text is painted in ExposeText gtk_container_propagate_expose( GTK_CONTAINER(PWidget(wMain)), PWidget(scrollbarh), ose); gtk_container_propagate_expose( GTK_CONTAINER(PWidget(wMain)), PWidget(scrollbarv), ose); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } #endif void ScintillaGTK::ScrollSignal(GtkAdjustment *adj, ScintillaGTK *sciThis) { try { #if GTK_CHECK_VERSION(3,0,0) sciThis->ScrollTo(static_cast(gtk_adjustment_get_value(adj)), false); #else sciThis->ScrollTo(static_cast(adj->value), false); #endif } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::ScrollHSignal(GtkAdjustment *adj, ScintillaGTK *sciThis) { try { #if GTK_CHECK_VERSION(3,0,0) sciThis->HorizontalScrollTo(static_cast(gtk_adjustment_get_value(adj) * 2)); #else sciThis->HorizontalScrollTo(static_cast(adj->value * 2)); #endif } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::SelectionReceived(GtkWidget *widget, GtkSelectionData *selection_data, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); //Platform::DebugPrintf("Selection received\n"); sciThis->ReceivedSelection(selection_data); } void ScintillaGTK::SelectionGet(GtkWidget *widget, GtkSelectionData *selection_data, guint info, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { //Platform::DebugPrintf("Selection get\n"); if (SelectionOfGSD(selection_data) == GDK_SELECTION_PRIMARY) { if (sciThis->primary.Empty()) { sciThis->CopySelectionRange(&sciThis->primary); } sciThis->GetSelection(selection_data, info, &sciThis->primary); } } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } gint ScintillaGTK::SelectionClear(GtkWidget *widget, GdkEventSelection *selection_event) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); //Platform::DebugPrintf("Selection clear\n"); sciThis->UnclaimSelection(selection_event); if (GTK_WIDGET_CLASS(sciThis->parentClass)->selection_clear_event) { return GTK_WIDGET_CLASS(sciThis->parentClass)->selection_clear_event(widget, selection_event); } return TRUE; } gboolean ScintillaGTK::DragMotionThis(GdkDragContext *context, gint x, gint y, guint dragtime) { try { Point npt(x, y); SetDragPosition(SPositionFromLocation(npt, false, false, UserVirtualSpace())); #if GTK_CHECK_VERSION(3,0,0) GdkDragAction preferredAction = gdk_drag_context_get_suggested_action(context); GdkDragAction actions = gdk_drag_context_get_actions(context); #else GdkDragAction preferredAction = context->suggested_action; GdkDragAction actions = context->actions; #endif SelectionPosition pos = SPositionFromLocation(npt); if ((inDragDrop == ddDragging) && (PositionInSelection(pos.Position()))) { // Avoid dragging selection onto itself as that produces a move // with no real effect but which creates undo actions. preferredAction = static_cast(0); } else if (actions == static_cast (GDK_ACTION_COPY | GDK_ACTION_MOVE)) { preferredAction = GDK_ACTION_MOVE; } gdk_drag_status(context, preferredAction, dragtime); } catch (...) { errorStatus = SC_STATUS_FAILURE; } return FALSE; } gboolean ScintillaGTK::DragMotion(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint dragtime) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); return sciThis->DragMotionThis(context, x, y, dragtime); } void ScintillaGTK::DragLeave(GtkWidget *widget, GdkDragContext * /*context*/, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { sciThis->SetDragPosition(SelectionPosition(invalidPosition)); //Platform::DebugPrintf("DragLeave %x\n", sciThis); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::DragEnd(GtkWidget *widget, GdkDragContext * /*context*/) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { // If drag did not result in drop here or elsewhere if (!sciThis->dragWasDropped) sciThis->SetEmptySelection(sciThis->posDrag); sciThis->SetDragPosition(SelectionPosition(invalidPosition)); //Platform::DebugPrintf("DragEnd %x %d\n", sciThis, sciThis->dragWasDropped); sciThis->inDragDrop = ddNone; } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } gboolean ScintillaGTK::Drop(GtkWidget *widget, GdkDragContext * /*context*/, gint, gint, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { //Platform::DebugPrintf("Drop %x\n", sciThis); sciThis->SetDragPosition(SelectionPosition(invalidPosition)); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } return FALSE; } void ScintillaGTK::DragDataReceived(GtkWidget *widget, GdkDragContext * /*context*/, gint, gint, GtkSelectionData *selection_data, guint /*info*/, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { sciThis->ReceivedDrop(selection_data); sciThis->SetDragPosition(SelectionPosition(invalidPosition)); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } void ScintillaGTK::DragDataGet(GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint) { ScintillaGTK *sciThis = ScintillaFromWidget(widget); try { sciThis->dragWasDropped = true; if (!sciThis->sel.Empty()) { sciThis->GetSelection(selection_data, info, &sciThis->drag); } #if GTK_CHECK_VERSION(3,0,0) GdkDragAction action = gdk_drag_context_get_selected_action(context); #else GdkDragAction action = context->action; #endif if (action == GDK_ACTION_MOVE) { for (size_t r=0; rsel.Count(); r++) { if (sciThis->posDrop >= sciThis->sel.Range(r).Start()) { if (sciThis->posDrop > sciThis->sel.Range(r).End()) { sciThis->posDrop.Add(-sciThis->sel.Range(r).Length()); } else { sciThis->posDrop.Add(-SelectionRange(sciThis->posDrop, sciThis->sel.Range(r).Start()).Length()); } } } sciThis->ClearSelection(); } sciThis->SetDragPosition(SelectionPosition(invalidPosition)); } catch (...) { sciThis->errorStatus = SC_STATUS_FAILURE; } } int ScintillaGTK::TimeOut(ScintillaGTK *sciThis) { sciThis->Tick(); return 1; } gboolean ScintillaGTK::IdleCallback(ScintillaGTK *sciThis) { // Idler will be automatically stopped, if there is nothing // to do while idle. #ifndef GDK_VERSION_3_6 gdk_threads_enter(); #endif bool ret = sciThis->Idle(); if (ret == false) { // FIXME: This will remove the idler from GTK, we don't want to // remove it as it is removed automatically when this function // returns false (although, it should be harmless). sciThis->SetIdle(false); } #ifndef GDK_VERSION_3_6 gdk_threads_leave(); #endif return ret; } gboolean ScintillaGTK::StyleIdle(ScintillaGTK *sciThis) { #ifndef GDK_VERSION_3_6 gdk_threads_enter(); #endif sciThis->IdleWork(); #ifndef GDK_VERSION_3_6 gdk_threads_leave(); #endif // Idler will be automatically stopped return FALSE; } void ScintillaGTK::QueueIdleWork(WorkNeeded::workItems items, int upTo) { Editor::QueueIdleWork(items, upTo); if (!workNeeded.active) { // Only allow one style needed to be queued workNeeded.active = true; g_idle_add_full(G_PRIORITY_HIGH_IDLE, reinterpret_cast(StyleIdle), this, NULL); } } void ScintillaGTK::PopUpCB(GtkMenuItem *menuItem, ScintillaGTK *sciThis) { guint action = (sptr_t)(g_object_get_data(G_OBJECT(menuItem), "CmdNum")); if (action) { sciThis->Command(action); } } gboolean ScintillaGTK::PressCT(GtkWidget *widget, GdkEventButton *event, ScintillaGTK *sciThis) { try { if (event->window != WindowFromWidget(widget)) return FALSE; if (event->type != GDK_BUTTON_PRESS) return FALSE; Point pt; pt.x = int(event->x); pt.y = int(event->y); sciThis->ct.MouseClick(pt); sciThis->CallTipClick(); } catch (...) { } return TRUE; } #if GTK_CHECK_VERSION(3,0,0) gboolean ScintillaGTK::DrawCT(GtkWidget *widget, cairo_t *cr, CallTip *ctip) { try { Surface *surfaceWindow = Surface::Allocate(SC_TECHNOLOGY_DEFAULT); if (surfaceWindow) { surfaceWindow->Init(cr, widget); surfaceWindow->SetUnicodeMode(SC_CP_UTF8 == ctip->codePage); surfaceWindow->SetDBCSMode(ctip->codePage); ctip->PaintCT(surfaceWindow); surfaceWindow->Release(); delete surfaceWindow; } } catch (...) { // No pointer back to Scintilla to save status } return TRUE; } #else gboolean ScintillaGTK::ExposeCT(GtkWidget *widget, GdkEventExpose * /*ose*/, CallTip *ctip) { try { Surface *surfaceWindow = Surface::Allocate(SC_TECHNOLOGY_DEFAULT); if (surfaceWindow) { cairo_t *cr = gdk_cairo_create(WindowFromWidget(widget)); surfaceWindow->Init(cr, widget); surfaceWindow->SetUnicodeMode(SC_CP_UTF8 == ctip->codePage); surfaceWindow->SetDBCSMode(ctip->codePage); ctip->PaintCT(surfaceWindow); surfaceWindow->Release(); delete surfaceWindow; cairo_destroy(cr); } } catch (...) { // No pointer back to Scintilla to save status } return TRUE; } #endif sptr_t ScintillaGTK::DirectFunction( ScintillaGTK *sciThis, unsigned int iMessage, uptr_t wParam, sptr_t lParam) { return sciThis->WndProc(iMessage, wParam, lParam); } sptr_t scintilla_send_message(ScintillaObject *sci, unsigned int iMessage, uptr_t wParam, sptr_t lParam) { ScintillaGTK *psci = reinterpret_cast(sci->pscin); return psci->WndProc(iMessage, wParam, lParam); } static void scintilla_class_init(ScintillaClass *klass); static void scintilla_init(ScintillaObject *sci); extern void Platform_Initialise(); extern void Platform_Finalise(); GType scintilla_get_type() { static GType scintilla_type = 0; try { if (!scintilla_type) { scintilla_type = g_type_from_name("Scintilla"); if (!scintilla_type) { static GTypeInfo scintilla_info = { (guint16) sizeof (ScintillaClass), NULL, //(GBaseInitFunc) NULL, //(GBaseFinalizeFunc) (GClassInitFunc) scintilla_class_init, NULL, //(GClassFinalizeFunc) NULL, //gconstpointer data (guint16) sizeof (ScintillaObject), 0, //n_preallocs (GInstanceInitFunc) scintilla_init, NULL //(GTypeValueTable*) }; scintilla_type = g_type_register_static( GTK_TYPE_CONTAINER, "Scintilla", &scintilla_info, (GTypeFlags) 0); } } } catch (...) { } return scintilla_type; } void ScintillaGTK::ClassInit(OBJECT_CLASS* object_class, GtkWidgetClass *widget_class, GtkContainerClass *container_class) { Platform_Initialise(); #ifdef SCI_LEXER Scintilla_LinkLexers(); #endif atomClipboard = gdk_atom_intern("CLIPBOARD", FALSE); atomUTF8 = gdk_atom_intern("UTF8_STRING", FALSE); atomString = GDK_SELECTION_TYPE_STRING; atomUriList = gdk_atom_intern("text/uri-list", FALSE); atomDROPFILES_DND = gdk_atom_intern("DROPFILES_DND", FALSE); // Define default signal handlers for the class: Could move more // of the signal handlers here (those that currently attached to wDraw // in Initialise() may require coordinate translation?) object_class->finalize = Destroy; #if GTK_CHECK_VERSION(3,0,0) widget_class->get_preferred_width = GetPreferredWidth; widget_class->get_preferred_height = GetPreferredHeight; #else widget_class->size_request = SizeRequest; #endif widget_class->size_allocate = SizeAllocate; #if GTK_CHECK_VERSION(3,0,0) widget_class->draw = DrawMain; #else widget_class->expose_event = ExposeMain; #endif widget_class->motion_notify_event = Motion; widget_class->button_press_event = Press; widget_class->button_release_event = MouseRelease; widget_class->scroll_event = ScrollEvent; widget_class->key_press_event = KeyPress; widget_class->key_release_event = KeyRelease; widget_class->focus_in_event = FocusIn; widget_class->focus_out_event = FocusOut; widget_class->selection_received = SelectionReceived; widget_class->selection_get = SelectionGet; widget_class->selection_clear_event = SelectionClear; widget_class->drag_data_received = DragDataReceived; widget_class->drag_motion = DragMotion; widget_class->drag_leave = DragLeave; widget_class->drag_end = DragEnd; widget_class->drag_drop = Drop; widget_class->drag_data_get = DragDataGet; widget_class->realize = Realize; widget_class->unrealize = UnRealize; widget_class->map = Map; widget_class->unmap = UnMap; container_class->forall = MainForAll; } #define SIG_MARSHAL scintilla_marshal_NONE__INT_POINTER #define MARSHAL_ARGUMENTS G_TYPE_INT, G_TYPE_POINTER static void scintilla_class_init(ScintillaClass *klass) { try { OBJECT_CLASS *object_class = (OBJECT_CLASS*) klass; GtkWidgetClass *widget_class = (GtkWidgetClass*) klass; GtkContainerClass *container_class = (GtkContainerClass*) klass; GSignalFlags sigflags = GSignalFlags(G_SIGNAL_ACTION | G_SIGNAL_RUN_LAST); scintilla_signals[COMMAND_SIGNAL] = g_signal_new( "command", G_TYPE_FROM_CLASS(object_class), sigflags, G_STRUCT_OFFSET(ScintillaClass, command), NULL, //(GSignalAccumulator) NULL, //(gpointer) SIG_MARSHAL, G_TYPE_NONE, 2, MARSHAL_ARGUMENTS); scintilla_signals[NOTIFY_SIGNAL] = g_signal_new( SCINTILLA_NOTIFY, G_TYPE_FROM_CLASS(object_class), sigflags, G_STRUCT_OFFSET(ScintillaClass, notify), NULL, NULL, SIG_MARSHAL, G_TYPE_NONE, 2, MARSHAL_ARGUMENTS); klass->command = NULL; klass->notify = NULL; ScintillaGTK::ClassInit(object_class, widget_class, container_class); } catch (...) { } } static void scintilla_init(ScintillaObject *sci) { try { #if GTK_CHECK_VERSION(2,20,0) gtk_widget_set_can_focus(GTK_WIDGET(sci), TRUE); #else GTK_WIDGET_SET_FLAGS(sci, GTK_CAN_FOCUS); #endif sci->pscin = new ScintillaGTK(sci); } catch (...) { } } GtkWidget* scintilla_new() { GtkWidget *widget = GTK_WIDGET(g_object_new(scintilla_get_type(), NULL)); gtk_widget_set_direction(widget, GTK_TEXT_DIR_LTR); return widget; } void scintilla_set_id(ScintillaObject *sci, uptr_t id) { ScintillaGTK *psci = reinterpret_cast(sci->pscin); psci->ctrlID = id; } void scintilla_release_resources(void) { try { Platform_Finalise(); } catch (...) { } }