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geany/scintilla/ScintillaGTK.cxx
Nick Treleaven 6657b7983b Make Scintilla's move to word commands use the word end boundaries 
when moving to the right (like e.g. GtkEntry).
Treat punctuation chars as whitespace.
Add filetypes.common setting: whitespace_chars.

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@1672 ea778897-0a13-0410-b9d1-a72fbfd435f5
2007-07-07 11:33:32 +00:00

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// Scintilla source code edit control
// ScintillaGTK.cxx - GTK+ specific subclass of ScintillaBase
// Copyright 1998-2004 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <ctype.h>
#include <time.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "Platform.h"
#if PLAT_GTK_WIN32
#include "Windows.h"
#endif
#include "Scintilla.h"
#include "ScintillaWidget.h"
#ifdef SCI_LEXER
#include "SciLexer.h"
#include "PropSet.h"
#include "Accessor.h"
#include "KeyWords.h"
#endif
#include "ContractionState.h"
#include "SVector.h"
#include "SplitVector.h"
#include "Partitioning.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 "RunStyles.h"
#include "Decoration.h"
#include "CharClassify.h"
#include "Document.h"
#include "PositionCache.h"
#include "Editor.h"
#include "SString.h"
#include "ScintillaBase.h"
#include "UniConversion.h"
#include "gtk/gtksignal.h"
#include "gtk/gtkmarshal.h"
#if GLIB_MAJOR_VERSION >= 2
#include "scintilla-marshal.h"
#endif
#ifdef SCI_LEXER
#include <glib.h>
#include <gmodule.h>
#include "ExternalLexer.h"
#endif
#define INTERNATIONAL_INPUT
#if !PLAT_GTK_WIN32 || GTK_MAJOR_VERSION >= 2
#define USE_CONVERTER
#endif
#ifdef USE_CONVERTER
#include "Converter.h"
#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
#if GTK_CHECK_VERSION(2,2,0)
#define USE_GTK_CLIPBOARD
#endif
#if GLIB_MAJOR_VERSION < 2
#define OBJECT_CLASS GtkObjectClass
#else
#define OBJECT_CLASS GObjectClass
#endif
extern char *UTF8FromLatin1(const char *s, int &len);
class ScintillaGTK : public ScintillaBase {
_ScintillaObject *sci;
Window wText;
Window scrollbarv;
Window scrollbarh;
GtkObject *adjustmentv;
GtkObject *adjustmenth;
int scrollBarWidth;
int scrollBarHeight;
// Because clipboard access is asynchronous, copyText is created by Copy
#ifndef USE_GTK_CLIPBOARD
SelectionText copyText;
#endif
SelectionText primary;
GdkEventButton evbtn;
bool capturedMouse;
bool dragWasDropped;
int lastKey;
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
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
// Input context used for supporting internationalized key entry
GdkIC *ic;
GdkICAttr *ic_attr;
#else
Window wPreedit;
Window wPreeditDraw;
GtkIMContext *im_context;
#endif
#endif
// Wheel mouse support
unsigned int linesPerScroll;
GTimeVal lastWheelMouseTime;
gint lastWheelMouseDirection;
gint wheelMouseIntensity;
GdkRegion *rgnUpdate;
// Private so ScintillaGTK objects can not be copied
ScintillaGTK(const ScintillaGTK &) : ScintillaBase() {}
ScintillaGTK &operator=(const ScintillaGTK &) { return * this; }
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);
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();
void SyncPaint(PRectangle rc);
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 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);
#ifdef USE_GTK_CLIPBOARD
static void ClipboardGetSelection(GtkClipboard* clip, GtkSelectionData *selection_data, guint info, void *data);
static void ClipboardClearSelection(GtkClipboard* clip, void *data);
#endif
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);
static gint CursorMoved(GtkWidget *widget, int xoffset, int yoffset, ScintillaGTK *sciThis);
static gint FocusIn(GtkWidget *widget, GdkEventFocus *event);
static gint FocusOut(GtkWidget *widget, GdkEventFocus *event);
static void SizeRequest(GtkWidget *widget, GtkRequisition *requisition);
static void SizeAllocate(GtkWidget *widget, GtkAllocation *allocation);
gint Expose(GtkWidget *widget, GdkEventExpose *ose);
static gint ExposeMain(GtkWidget *widget, GdkEventExpose *ose);
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);
#if PLAT_GTK_WIN32 || (GTK_MAJOR_VERSION >= 2)
static gint ScrollEvent(GtkWidget *widget, GdkEventScroll *event);
#endif
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_MAJOR_VERSION >= 2
static gboolean ExposePreedit(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis);
gboolean ExposePreeditThis(GtkWidget *widget, GdkEventExpose *ose);
static void Commit(GtkIMContext *context, char *str, ScintillaGTK *sciThis);
void CommitThis(char *str);
static void PreeditChanged(GtkIMContext *context, ScintillaGTK *sciThis);
void PreeditChangedThis();
#endif
static gint StyleSetText(GtkWidget *widget, GtkStyle *previous, void*);
static gint RealizeText(GtkWidget *widget, void*);
#if GLIB_MAJOR_VERSION < 2
static void Destroy(GtkObject *object);
#else
static void Destroy(GObject *object);
#endif
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);
#if GTK_MAJOR_VERSION < 2
static gint SelectionNotify(GtkWidget *widget, GdkEventSelection *selection_event);
#endif
static void DragBegin(GtkWidget *widget, GdkDragContext *context);
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 gint TimeOut(ScintillaGTK *sciThis);
static gint IdleCallback(ScintillaGTK *sciThis);
static void PopUpCB(ScintillaGTK *sciThis, guint action, GtkWidget *widget);
gint ExposeTextThis(GtkWidget *widget, GdkEventExpose *ose);
static gint ExposeText(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis);
static gint ExposeCT(GtkWidget *widget, GdkEventExpose *ose, CallTip *ct);
static gint PressCT(GtkWidget *widget, GdkEventButton *event, ScintillaGTK *sciThis);
static sptr_t DirectFunction(ScintillaGTK *sciThis,
unsigned int iMessage, uptr_t wParam, sptr_t lParam);
protected:
virtual int KeyCommand(unsigned int iMessage);
};
enum {
COMMAND_SIGNAL,
NOTIFY_SIGNAL,
LAST_SIGNAL
};
static gint scintilla_signals[LAST_SIGNAL] = { 0 };
#if GLIB_MAJOR_VERSION < 2
static GtkWidgetClass *parent_class = NULL;
#endif
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[] = {
{ "UTF8_STRING", 0, TARGET_UTF8_STRING },
{ "STRING", 0, TARGET_STRING },
};
static const gint nClipboardCopyTargets = sizeof(clipboardCopyTargets) / sizeof(clipboardCopyTargets[0]);
static const GtkTargetEntry clipboardPasteTargets[] = {
{ "text/uri-list", 0, TARGET_URI },
{ "UTF8_STRING", 0, TARGET_UTF8_STRING },
{ "STRING", 0, TARGET_STRING },
};
static const gint nClipboardPasteTargets = sizeof(clipboardPasteTargets) / sizeof(clipboardPasteTargets[0]);
static GtkWidget *PWidget(Window &w) {
return reinterpret_cast<GtkWidget *>(w.GetID());
}
static ScintillaGTK *ScintillaFromWidget(GtkWidget *widget) {
ScintillaObject *scio = reinterpret_cast<ScintillaObject *>(widget);
return reinterpret_cast<ScintillaGTK *>(scio->pscin);
}
ScintillaGTK::ScintillaGTK(_ScintillaObject *sci_) :
adjustmentv(0), adjustmenth(0),
scrollBarWidth(30), scrollBarHeight(30),
capturedMouse(false), dragWasDropped(false),
lastKey(0), parentClass(0),
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
ic(NULL),
ic_attr(NULL),
#else
im_context(NULL),
#endif
#endif
lastWheelMouseDirection(0),
wheelMouseIntensity(0),
rgnUpdate(0) {
sci = sci_;
wMain = GTK_WIDGET(sci);
#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<CLIPFORMAT>(
::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() {
}
void ScintillaGTK::RealizeThis(GtkWidget *widget) {
//Platform::DebugPrintf("ScintillaGTK::realize this\n");
GTK_WIDGET_SET_FLAGS(widget, GTK_REALIZED);
GdkWindowAttr attrs;
attrs.window_type = GDK_WINDOW_CHILD;
attrs.x = widget->allocation.x;
attrs.y = widget->allocation.y;
attrs.width = widget->allocation.width;
attrs.height = widget->allocation.height;
attrs.wclass = GDK_INPUT_OUTPUT;
attrs.visual = gtk_widget_get_visual(widget);
attrs.colormap = gtk_widget_get_colormap(widget);
attrs.event_mask = gtk_widget_get_events(widget) | GDK_EXPOSURE_MASK;
GdkCursor *cursor = gdk_cursor_new(GDK_XTERM);
attrs.cursor = cursor;
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);
gdk_window_set_background(widget->window, &widget->style->bg[GTK_STATE_NORMAL]);
gdk_window_show(widget->window);
gdk_cursor_destroy(cursor);
widget->style = gtk_style_attach(widget->style, widget->window);
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
if (gdk_im_ready() && (ic_attr = gdk_ic_attr_new()) != NULL) {
gint width, height;
GdkColormap *colormap;
GdkEventMask mask;
GdkICAttr *attr = ic_attr;
GdkICAttributesType attrmask = GDK_IC_ALL_REQ;
GdkIMStyle style;
GdkIMStyle supported_style = (GdkIMStyle) (GDK_IM_PREEDIT_NONE |
GDK_IM_PREEDIT_NOTHING |
GDK_IM_PREEDIT_POSITION |
GDK_IM_STATUS_NONE |
GDK_IM_STATUS_NOTHING);
if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
supported_style = (GdkIMStyle) ((int) supported_style & ~GDK_IM_PREEDIT_POSITION);
attr->style = style = gdk_im_decide_style(supported_style);
attr->client_window = widget->window;
if ((colormap = gtk_widget_get_colormap (widget)) != gtk_widget_get_default_colormap ()) {
attrmask = (GdkICAttributesType) ((int) attrmask | GDK_IC_PREEDIT_COLORMAP);
attr->preedit_colormap = colormap;
}
switch (style & GDK_IM_PREEDIT_MASK) {
case GDK_IM_PREEDIT_POSITION:
if (widget->style && widget->style->font->type != GDK_FONT_FONTSET) {
g_warning("over-the-spot style requires fontset");
break;
}
attrmask = (GdkICAttributesType) ((int) attrmask | GDK_IC_PREEDIT_POSITION_REQ);
gdk_window_get_size(widget->window, &width, &height);
attr->spot_location.x = 0;
attr->spot_location.y = height;
attr->preedit_area.x = 0;
attr->preedit_area.y = 0;
attr->preedit_area.width = width;
attr->preedit_area.height = height;
attr->preedit_fontset = widget->style->font;
break;
}
ic = gdk_ic_new(attr, attrmask);
if (ic == NULL) {
g_warning("Can't create input context.");
} else {
mask = gdk_window_get_events(widget->window);
mask = (GdkEventMask) ((int) mask | gdk_ic_get_events(ic));
gdk_window_set_events(widget->window, mask);
if (GTK_WIDGET_HAS_FOCUS(widget))
gdk_im_begin(ic, widget->window);
}
}
#else
wPreedit = gtk_window_new(GTK_WINDOW_POPUP);
wPreeditDraw = gtk_drawing_area_new();
GtkWidget *predrw = PWidget(wPreeditDraw); // No code inside the G_OBJECT macro
g_signal_connect(G_OBJECT(predrw), "expose_event",
G_CALLBACK(ExposePreedit), this);
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, widget->window);
#endif
#endif
GtkWidget *widtxt = PWidget(wText); // // No code inside the G_OBJECT macro
#if GLIB_MAJOR_VERSION < 2
gtk_signal_connect_after(GTK_OBJECT(widtxt), "style_set",
GtkSignalFunc(ScintillaGTK::StyleSetText), NULL);
gtk_signal_connect_after(GTK_OBJECT(widtxt), "realize",
GtkSignalFunc(ScintillaGTK::RealizeText), NULL);
#else
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);
#endif
gtk_widget_realize(widtxt);
gtk_widget_realize(PWidget(scrollbarv));
gtk_widget_realize(PWidget(scrollbarh));
}
void ScintillaGTK::Realize(GtkWidget *widget) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->RealizeThis(widget);
}
void ScintillaGTK::UnRealizeThis(GtkWidget *widget) {
if (GTK_WIDGET_MAPPED(widget)) {
gtk_widget_unmap(widget);
}
GTK_WIDGET_UNSET_FLAGS(widget, GTK_REALIZED);
gtk_widget_unrealize(PWidget(wText));
gtk_widget_unrealize(PWidget(scrollbarv));
gtk_widget_unrealize(PWidget(scrollbarh));
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
if (ic) {
gdk_ic_destroy(ic);
ic = NULL;
}
if (ic_attr) {
gdk_ic_attr_destroy(ic_attr);
ic_attr = NULL;
}
#else
gtk_widget_unrealize(PWidget(wPreedit));
gtk_widget_unrealize(PWidget(wPreeditDraw));
g_object_unref(im_context);
im_context = NULL;
#endif
#endif
if (GTK_WIDGET_CLASS(parentClass)->unrealize)
GTK_WIDGET_CLASS(parentClass)->unrealize(widget);
Finalise();
}
void ScintillaGTK::UnRealize(GtkWidget *widget) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->UnRealizeThis(widget);
}
static void MapWidget(GtkWidget *widget) {
if (widget &&
GTK_WIDGET_VISIBLE(widget) &&
!GTK_WIDGET_MAPPED(widget)) {
gtk_widget_map(widget);
}
}
void ScintillaGTK::MapThis() {
//Platform::DebugPrintf("ScintillaGTK::map this\n");
GTK_WIDGET_SET_FLAGS(PWidget(wMain), GTK_MAPPED);
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(PWidget(wMain)->window);
}
void ScintillaGTK::Map(GtkWidget *widget) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->MapThis();
}
void ScintillaGTK::UnMapThis() {
//Platform::DebugPrintf("ScintillaGTK::unmap this\n");
GTK_WIDGET_UNSET_FLAGS(PWidget(wMain), GTK_MAPPED);
DropGraphics();
gdk_window_hide(PWidget(wMain)->window);
gtk_widget_unmap(PWidget(wText));
gtk_widget_unmap(PWidget(scrollbarh));
gtk_widget_unmap(PWidget(scrollbarv));
}
void ScintillaGTK::UnMap(GtkWidget *widget) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->UnMapThis();
}
void ScintillaGTK::ForAll(GtkCallback callback, gpointer callback_data) {
(*callback) (PWidget(wText), callback_data);
(*callback) (PWidget(scrollbarv), callback_data);
(*callback) (PWidget(scrollbarh), callback_data);
}
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);
}
}
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
gint ScintillaGTK::CursorMoved(GtkWidget *widget, int xoffset, int yoffset, ScintillaGTK *sciThis) {
if (GTK_WIDGET_HAS_FOCUS(widget) && gdk_im_ready() && sciThis->ic &&
(gdk_ic_get_style(sciThis->ic) & GDK_IM_PREEDIT_POSITION)) {
sciThis->ic_attr->spot_location.x = xoffset;
sciThis->ic_attr->spot_location.y = yoffset;
gdk_ic_set_attr(sciThis->ic, sciThis->ic_attr, GDK_IC_SPOT_LOCATION);
}
return FALSE;
}
#else
gint ScintillaGTK::CursorMoved(GtkWidget *, int xoffset, int yoffset, ScintillaGTK *sciThis) {
GdkRectangle area;
area.x = xoffset;
area.y = yoffset;
area.width = 1;
area.height = 1;
gtk_im_context_set_cursor_location(sciThis->im_context, &area);
return FALSE;
}
#endif
#else
gint ScintillaGTK::CursorMoved(GtkWidget *, int, int, ScintillaGTK *) {
return FALSE;
}
#endif
gint ScintillaGTK::FocusIn(GtkWidget *widget, GdkEventFocus * /*event*/) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("ScintillaGTK::focus in %x\n", sciThis);
GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_FOCUS);
sciThis->SetFocusState(true);
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
if (sciThis->ic)
gdk_im_begin(sciThis->ic, widget->window);
#else
if (sciThis->im_context != NULL) {
gchar *str = NULL;
gint cursor_pos;
gtk_im_context_get_preedit_string(sciThis->im_context, &str, NULL, &cursor_pos);
if (PWidget(sciThis->wPreedit) != NULL) {
if (strlen(str) > 0) {
gtk_widget_show(PWidget(sciThis->wPreedit));
} else {
gtk_widget_hide(PWidget(sciThis->wPreedit));
}
}
g_free(str);
gtk_im_context_focus_in(sciThis->im_context);
}
#endif
#endif
return FALSE;
}
gint ScintillaGTK::FocusOut(GtkWidget *widget, GdkEventFocus * /*event*/) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("ScintillaGTK::focus out %x\n", sciThis);
GTK_WIDGET_UNSET_FLAGS(widget, GTK_HAS_FOCUS);
sciThis->SetFocusState(false);
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
gdk_im_end();
#else
if (PWidget(sciThis->wPreedit) != NULL)
gtk_widget_hide(PWidget(sciThis->wPreedit));
if (sciThis->im_context != NULL)
gtk_im_context_focus_out(sciThis->im_context);
#endif
#endif
return FALSE;
}
void ScintillaGTK::SizeRequest(GtkWidget *widget, GtkRequisition *requisition) {
requisition->width = 600;
requisition->height = gdk_screen_height();
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
GtkRequisition child_requisition;
gtk_widget_size_request(PWidget(sciThis->scrollbarh), &child_requisition);
gtk_widget_size_request(PWidget(sciThis->scrollbarv), &child_requisition);
}
void ScintillaGTK::SizeAllocate(GtkWidget *widget, GtkAllocation *allocation) {
widget->allocation = *allocation;
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
if (GTK_WIDGET_REALIZED(widget))
gdk_window_move_resize(widget->window,
widget->allocation.x,
widget->allocation.y,
widget->allocation.width,
widget->allocation.height);
sciThis->Resize(allocation->width, allocation->height);
#ifdef INTERNATIONAL_INPUT
#if GTK_MAJOR_VERSION < 2
if (sciThis->ic && (gdk_ic_get_style(sciThis->ic) & GDK_IM_PREEDIT_POSITION)) {
gint width, height;
gdk_window_get_size(widget->window, &width, &height);
sciThis->ic_attr->preedit_area.width = width;
sciThis->ic_attr->preedit_area.height = height;
gdk_ic_set_attr(sciThis->ic, sciThis->ic_attr, GDK_IC_PREEDIT_AREA);
}
#endif
#endif
}
void ScintillaGTK::Initialise() {
//Platform::DebugPrintf("ScintillaGTK::Initialise\n");
parentClass = reinterpret_cast<GtkWidgetClass *>(
gtk_type_class(gtk_container_get_type()));
GTK_WIDGET_SET_FLAGS(PWidget(wMain), GTK_CAN_FOCUS);
GTK_WIDGET_SET_FLAGS(GTK_WIDGET(PWidget(wMain)), GTK_SENSITIVE);
gtk_widget_set_events(PWidget(wMain),
GDK_EXPOSURE_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 GLIB_MAJOR_VERSION < 2
gtk_signal_connect(GTK_OBJECT(widtxt), "expose_event",
GtkSignalFunc(ScintillaGTK::ExposeText), this);
#else
g_signal_connect(G_OBJECT(widtxt), "expose_event",
G_CALLBACK(ScintillaGTK::ExposeText), this);
#endif
gtk_widget_set_events(widtxt, GDK_EXPOSURE_MASK);
#if GTK_MAJOR_VERSION >= 2
// Avoid background drawing flash
gtk_widget_set_double_buffered(widtxt, FALSE);
#endif
gtk_drawing_area_size(GTK_DRAWING_AREA(widtxt),
100,100);
adjustmentv = gtk_adjustment_new(0.0, 0.0, 201.0, 1.0, 20.0, 20.0);
scrollbarv = gtk_vscrollbar_new(GTK_ADJUSTMENT(adjustmentv));
GTK_WIDGET_UNSET_FLAGS(PWidget(scrollbarv), GTK_CAN_FOCUS);
#if GLIB_MAJOR_VERSION < 2
gtk_signal_connect(adjustmentv, "value_changed",
GtkSignalFunc(ScrollSignal), this);
#else
g_signal_connect(G_OBJECT(adjustmentv), "value_changed",
G_CALLBACK(ScrollSignal), this);
#endif
gtk_widget_set_parent(PWidget(scrollbarv), PWidget(wMain));
gtk_widget_show(PWidget(scrollbarv));
adjustmenth = gtk_adjustment_new(0.0, 0.0, 101.0, 1.0, 20.0, 20.0);
scrollbarh = gtk_hscrollbar_new(GTK_ADJUSTMENT(adjustmenth));
GTK_WIDGET_UNSET_FLAGS(PWidget(scrollbarh), GTK_CAN_FOCUS);
#if GLIB_MAJOR_VERSION < 2
gtk_signal_connect(adjustmenth, "value_changed",
GtkSignalFunc(ScrollHSignal), this);
#else
g_signal_connect(G_OBJECT(adjustmenth), "value_changed",
G_CALLBACK(ScrollHSignal), this);
#endif
gtk_widget_set_parent(PWidget(scrollbarh), PWidget(wMain));
gtk_widget_show(PWidget(scrollbarh));
gtk_widget_grab_focus(PWidget(wMain));
gtk_selection_add_targets(GTK_WIDGET(PWidget(wMain)), GDK_SELECTION_PRIMARY,
clipboardCopyTargets, nClipboardCopyTargets);
#ifndef USE_GTK_CLIPBOARD
gtk_selection_add_targets(GTK_WIDGET(PWidget(wMain)), atomClipboard,
clipboardPasteTargets, nClipboardPasteTargets);
#endif
gtk_drag_dest_set(GTK_WIDGET(PWidget(wMain)),
GTK_DEST_DEFAULT_ALL, clipboardPasteTargets, nClipboardPasteTargets,
static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE));
#if GLIB_MAJOR_VERSION >= 2
// 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;
}
#endif
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<Window::Cursor>(cursorMode));
}
bool ScintillaGTK::DragThreshold(Point ptStart, Point ptNow) {
#if GTK_MAJOR_VERSION < 2
return Editor::DragThreshold(ptStart, ptNow);
#else
return gtk_drag_check_threshold(GTK_WIDGET(PWidget(wMain)),
ptStart.x, ptStart.y, ptNow.x, ptNow.y);
#endif
}
void ScintillaGTK::StartDrag() {
dragWasDropped = false;
inDragDrop = ddDragging;
GtkTargetList *tl = gtk_target_list_new(clipboardCopyTargets, nClipboardCopyTargets);
gtk_drag_begin(GTK_WIDGET(PWidget(wMain)),
tl,
static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE),
evbtn.button,
reinterpret_cast<GdkEvent *>(&evbtn));
}
#ifdef USE_CONVERTER
static char *ConvertText(int *lenResult, char *s, size_t len, const char *charSetDest,
const char *charSetSource, bool transliterations) {
*lenResult = 0;
char *destForm = 0;
Converter conv(charSetDest, charSetSource, transliterations);
if (conv) {
destForm = new char[len*3+1];
char *pin = s;
size_t inLeft = len;
char *pout = destForm;
size_t outLeft = len*3+1;
size_t conversions = conv.Convert(&pin, &inLeft, &pout, &outLeft);
if (conversions == ((size_t)(-1))) {
fprintf(stderr, "iconv %s->%s failed for %s\n", charSetSource, charSetDest, static_cast<char *>(s));
delete []destForm;
destForm = 0;
} else {
//fprintf(stderr, "iconv OK %s %d\n", destForm, pout - destForm);
*pout = '\0';
*lenResult = pout - destForm;
}
} else {
fprintf(stderr, "Can not iconv %s %s\n", charSetDest, charSetSource);
}
if (!destForm) {
destForm = new char[1];
destForm[0] = '\0';
*lenResult = 0;
}
return destForm;
}
#endif
// 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
#ifdef USE_CONVERTER
const char *charSetBuffer = CharacterSetID();
if (*charSetBuffer) {
//~ fprintf(stderr, "AsUTF8 %s %d %0d-%0d\n", charSetBuffer, targetLength, targetStart, targetEnd);
char *s = new char[targetLength];
if (s) {
pdoc->GetCharRange(s, targetStart, targetLength);
//~ fprintf(stderr, " \"%s\"\n", s);
if (text) {
char *tmputf = ConvertText(&targetLength, s, targetLength, "UTF-8", charSetBuffer, false);
memcpy(text, tmputf, targetLength);
delete []tmputf;
//~ fprintf(stderr, " \"%s\"\n", text);
}
delete []s;
}
} else {
if (text) {
pdoc->GetCharRange(text, targetStart, targetLength);
}
}
#else
// Fail
return 0;
#endif
}
//~ fprintf(stderr, "Length = %d bytes\n", 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) {
int inputLength = (lengthForEncode >= 0) ? lengthForEncode : strlen(utf8);
if (IsUnicodeMode()) {
if (encoded) {
memcpy(encoded, utf8, inputLength);
}
return inputLength;
} else {
// Need to convert
#ifdef USE_CONVERTER
const char *charSetBuffer = CharacterSetID();
if (*charSetBuffer) {
//~ fprintf(stderr, "Encode %s %d\n", charSetBuffer, inputLength);
int outLength = 0;
char *tmpEncoded = ConvertText(&outLength, utf8, inputLength, charSetBuffer, "UTF-8", true);
if (tmpEncoded) {
//~ fprintf(stderr, " \"%s\"\n", tmpEncoded);
if (encoded) {
memcpy(encoded, tmpEncoded, outLength);
}
delete []tmpEncoded;
}
return outLength;
} else {
if (encoded) {
memcpy(encoded, utf8, inputLength);
}
return inputLength;
}
#endif
}
// Fail
return 0;
}
bool ScintillaGTK::ValidCodePage(int codePage) const {
return codePage == 0 || codePage == SC_CP_UTF8 || codePage == SC_CP_DBCS;
}
sptr_t ScintillaGTK::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
switch (iMessage) {
case SCI_GRABFOCUS:
gtk_widget_grab_focus(PWidget(wMain));
break;
case SCI_GETDIRECTFUNCTION:
return reinterpret_cast<sptr_t>(DirectFunction);
case SCI_GETDIRECTPOINTER:
return reinterpret_cast<sptr_t>(this);
#ifdef SCI_LEXER
case SCI_LOADLEXERLIBRARY:
LexerManager::GetInstance()->Load(reinterpret_cast<const char*>(wParam));
break;
#endif
case SCI_TARGETASUTF8:
return TargetAsUTF8(reinterpret_cast<char*>(lParam));
case SCI_ENCODEDFROMUTF8:
return EncodedFromUTF8(reinterpret_cast<char*>(wParam),
reinterpret_cast<char*>(lParam));
default:
return ScintillaBase::WndProc(iMessage, wParam, lParam);
}
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<TickerID>(gtk_timeout_add(timer.tickSize, (GtkFunction)TimeOut, this));
} else {
gtk_timeout_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 == false) {
idler.state = true;
idler.idlerID = reinterpret_cast<IdlerID>
(gtk_idle_add((GtkFunction)IdleCallback, this));
}
} else {
// Stop idler, if it's running
if (idler.state == true) {
idler.state = false;
gtk_idle_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;
}
bool ScintillaGTK::PaintContains(PRectangle rc) {
bool contains = true;
if (paintState == painting) {
if (!rcPaint.Contains(rc)) {
contains = false;
} else if (rgnUpdate) {
GdkRectangle grc = {rc.left, rc.top,
rc.right - rc.left, rc.bottom - rc.top};
if (gdk_region_rect_in(rgnUpdate, &grc) != GDK_OVERLAP_RECTANGLE_IN) {
contains = false;
}
}
}
return contains;
}
// Redraw all of text area. This paint will not be abandoned.
void ScintillaGTK::FullPaint() {
#if GTK_MAJOR_VERSION < 2
paintState = painting;
rcPaint = GetClientRectangle();
//Platform::DebugPrintf("ScintillaGTK::FullPaint %0d,%0d %0d,%0d\n",
// rcPaint.left, rcPaint.top, rcPaint.right, rcPaint.bottom);
paintingAllText = true;
if ((PWidget(wText))->window) {
Surface *sw = Surface::Allocate();
if (sw) {
sw->Init(PWidget(wText)->window, PWidget(wText));
Paint(sw, rcPaint);
sw->Release();
delete sw;
}
}
paintState = notPainting;
#else
wText.InvalidateAll();
#endif
}
PRectangle ScintillaGTK::GetClientRectangle() {
PRectangle rc = wMain.GetClientPosition();
if (verticalScrollBarVisible)
rc.right -= scrollBarWidth;
if (horizontalScrollBarVisible && (wrapState == eWrapNone))
rc.bottom -= scrollBarHeight;
// Move to origin
rc.right -= rc.left;
rc.bottom -= rc.top;
rc.left = 0;
rc.top = 0;
return rc;
}
// Synchronously paint a rectangle of the window.
void ScintillaGTK::SyncPaint(PRectangle rc) {
paintState = painting;
rcPaint = rc;
PRectangle rcClient = GetClientRectangle();
paintingAllText = rcPaint.Contains(rcClient);
if ((PWidget(wText))->window) {
Surface *sw = Surface::Allocate();
if (sw) {
sw->Init(PWidget(wText)->window, PWidget(wText));
Paint(sw, rc);
sw->Release();
delete sw;
}
}
if (paintState == paintAbandoned) {
// Painting area was insufficient to cover new styling or brace highlight positions
FullPaint();
}
paintState = notPainting;
}
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);
#if GTK_MAJOR_VERSION < 2
PRectangle rc = GetClientRectangle();
GdkGC *gc = gdk_gc_new(wi->window);
// Set up gc so we get GraphicsExposures from gdk_draw_pixmap
// which calls XCopyArea
gdk_gc_set_exposures(gc, TRUE);
// Redraw exposed bit : scrolling upwards
if (diff > 0) {
gdk_draw_pixmap(wi->window,
gc, wi->window,
0, diff,
0, 0,
rc.Width()-1, rc.Height() - diff);
SyncPaint(PRectangle(0, rc.Height() - diff,
rc.Width(), rc.Height()+1));
// Redraw exposed bit : scrolling downwards
} else {
gdk_draw_pixmap(wi->window,
gc, wi->window,
0, 0,
0, -diff,
rc.Width()-1, rc.Height() + diff);
SyncPaint(PRectangle(0, 0, rc.Width(), -diff));
}
// Look for any graphics expose
GdkEvent* event;
while ((event = gdk_event_get_graphics_expose(wi->window)) != NULL) {
gtk_widget_event(wi, event);
if (event->expose.count == 0) {
gdk_event_free(event);
break;
}
gdk_event_free(event);
}
gdk_gc_unref(gc);
#else
// check if e.g. an existing scroll event has occurred
if (rgnUpdate != NULL) {
Redraw();
return;
}
gdk_window_scroll(wi->window, 0, -diff);
gdk_window_process_updates(wi->window, FALSE);
#endif
}
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_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;
}
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_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;
}
return modified;
}
void ScintillaGTK::ReconfigureScrollBars() {
PRectangle rc = wMain.GetClientPosition();
Resize(rc.Width(), rc.Height());
}
void ScintillaGTK::NotifyChange() {
#if GLIB_MAJOR_VERSION < 2
gtk_signal_emit(GTK_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL],
Platform::LongFromTwoShorts(GetCtrlID(), SCEN_CHANGE), PWidget(wMain));
#else
g_signal_emit(G_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL], 0,
Platform::LongFromTwoShorts(GetCtrlID(), SCEN_CHANGE), PWidget(wMain));
#endif
}
void ScintillaGTK::NotifyFocus(bool focus) {
#if GLIB_MAJOR_VERSION < 2
gtk_signal_emit(GTK_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL],
Platform::LongFromTwoShorts
(GetCtrlID(), focus ? SCEN_SETFOCUS : SCEN_KILLFOCUS), PWidget(wMain));
#else
g_signal_emit(G_OBJECT(sci), scintilla_signals[COMMAND_SIGNAL], 0,
Platform::LongFromTwoShorts
(GetCtrlID(), focus ? SCEN_SETFOCUS : SCEN_KILLFOCUS), PWidget(wMain));
#endif
}
void ScintillaGTK::NotifyParent(SCNotification scn) {
scn.nmhdr.hwndFrom = PWidget(wMain);
scn.nmhdr.idFrom = GetCtrlID();
#if GLIB_MAJOR_VERSION < 2
gtk_signal_emit(GTK_OBJECT(sci), scintilla_signals[NOTIFY_SIGNAL],
GetCtrlID(), &scn);
#else
g_signal_emit(G_OBJECT(sci), scintilla_signals[NOTIFY_SIGNAL], 0,
GetCtrlID(), &scn);
#endif
}
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);
}
int ScintillaGTK::KeyDefault(int key, int modifiers) {
if (!(modifiers & SCI_CTRL) && !(modifiers & SCI_ALT)) {
if (key < 256) {
NotifyKey(key, modifiers);
return 0;
} else {
// Pass up to container in case it is an accelerator
NotifyKey(key, modifiers);
return 0;
}
} else {
// Pass up to container in case it is an accelerator
NotifyKey(key, modifiers);
return 0;
}
//Platform::DebugPrintf("SK-key: %d %x %x\n",key, modifiers);
}
void ScintillaGTK::CopyToClipboard(const SelectionText &selectedText) {
#ifndef USE_GTK_CLIPBOARD
copyText.Copy(selectedText);
gtk_selection_owner_set(GTK_WIDGET(PWidget(wMain)),
atomClipboard,
GDK_CURRENT_TIME);
#else
GtkClipboard *clipBoard;
clipBoard = gtk_widget_get_clipboard(GTK_WIDGET(PWidget(wMain)), atomClipboard);
if (clipBoard == NULL) // Occurs if widget isn't in a toplevel
return;
SelectionText *clipText = new SelectionText();
clipText->Copy(selectedText);
gtk_clipboard_set_with_data(clipBoard, clipboardCopyTargets, nClipboardCopyTargets,
ClipboardGetSelection, ClipboardClearSelection, clipText);
#endif
}
void ScintillaGTK::Copy() {
if (currentPos != anchor) {
#ifndef USE_GTK_CLIPBOARD
CopySelectionRange(&copyText);
gtk_selection_owner_set(GTK_WIDGET(PWidget(wMain)),
atomClipboard,
GDK_CURRENT_TIME);
#else
GtkClipboard *clipBoard;
clipBoard = gtk_widget_get_clipboard(GTK_WIDGET(PWidget(wMain)), atomClipboard);
if (clipBoard == NULL) // Occurs if widget isn't in a toplevel
return;
SelectionText *clipText = new SelectionText();
CopySelectionRange(clipText);
gtk_clipboard_set_with_data(clipBoard, clipboardCopyTargets, nClipboardCopyTargets,
ClipboardGetSelection, ClipboardClearSelection, clipText);
#endif
#if PLAT_GTK_WIN32
if (selType == selRectangle) {
::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 GLIB_MAJOR_VERSION < 2
gtk_signal_connect(GTK_OBJECT(widcdrw), "expose_event",
GtkSignalFunc(ScintillaGTK::ExposeCT), &ct);
gtk_signal_connect(GTK_OBJECT(widcdrw), "button_press_event",
GtkSignalFunc(ScintillaGTK::PressCT), static_cast<void *>(this));
#else
g_signal_connect(G_OBJECT(widcdrw), "expose_event",
G_CALLBACK(ScintillaGTK::ExposeCT), &ct);
g_signal_connect(G_OBJECT(widcdrw), "button_press_event",
G_CALLBACK(ScintillaGTK::PressCT), static_cast<void *>(this));
#endif
gtk_widget_set_events(widcdrw,
GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK);
}
gtk_drawing_area_size(GTK_DRAWING_AREA(PWidget(ct.wDraw)),
rc.Width(), rc.Height());
ct.wDraw.Show();
if (PWidget(ct.wCallTip)->window) {
gdk_window_resize(PWidget(ct.wCallTip)->window, rc.Width(), rc.Height());
}
}
void ScintillaGTK::AddToPopUp(const char *label, int cmd, bool enabled) {
char fulllabel[200];
strcpy(fulllabel, "/");
strcat(fulllabel, label);
GtkItemFactoryCallback menuSig = GtkItemFactoryCallback(PopUpCB);
GtkItemFactoryEntry itemEntry = {
fulllabel, NULL,
menuSig,
cmd,
const_cast<gchar *>(label[0] ? "<Item>" : "<Separator>"),
#if GTK_MAJOR_VERSION >= 2
NULL
#endif
};
gtk_item_factory_create_item(GTK_ITEM_FACTORY(popup.GetID()),
&itemEntry, this, 1);
if (cmd) {
GtkWidget *item = gtk_item_factory_get_widget_by_action(
reinterpret_cast<GtkItemFactory *>(popup.GetID()), cmd);
if (item)
gtk_widget_set_sensitive(item, enabled);
}
}
bool ScintillaGTK::OwnPrimarySelection() {
return ((gdk_selection_owner_get(GDK_SELECTION_PRIMARY)
== GTK_WIDGET(PWidget(wMain))->window) &&
(GTK_WIDGET(PWidget(wMain))->window != 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 (currentPos != anchor && GTK_WIDGET_REALIZED(GTK_WIDGET(PWidget(wMain)))) {
primarySelection = true;
gtk_selection_owner_set(GTK_WIDGET(PWidget(wMain)),
GDK_SELECTION_PRIMARY, GDK_CURRENT_TIME);
primary.Free();
} else if (OwnPrimarySelection()) {
primarySelection = true;
if (primary.s == NULL)
gtk_selection_owner_set(NULL, GDK_SELECTION_PRIMARY, GDK_CURRENT_TIME);
} else {
primarySelection = false;
primary.Free();
}
}
// Detect rectangular text, convert line ends to current mode, convert from or to UTF-8
void ScintillaGTK::GetGtkSelectionText(GtkSelectionData *selectionData, SelectionText &selText) {
char *data = reinterpret_cast<char *>(selectionData->data);
int len = selectionData->length;
GdkAtom selectionType = selectionData->type;
// Return empty string if selection is not a string
if ((selectionType != GDK_TARGET_STRING) && (selectionType != atomUTF8)) {
char *empty = new char[1];
empty[0] = '\0';
selText.Set(empty, 0, SC_CP_UTF8, 0, false);
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'));
#endif
char *dest;
if (selectionType == GDK_TARGET_STRING) {
dest = Document::TransformLineEnds(&len, data, len, pdoc->eolMode);
if (IsUnicodeMode()) {
// Unknown encoding so assume in Latin1
char *destPrevious = dest;
dest = UTF8FromLatin1(dest, len);
selText.Set(dest, len, SC_CP_UTF8, 0, selText.rectangular);
delete []destPrevious;
} else {
// Assume buffer is in same encoding as selection
selText.Set(dest, len, pdoc->dbcsCodePage,
vs.styles[STYLE_DEFAULT].characterSet, isRectangular);
}
} else { // UTF-8
dest = Document::TransformLineEnds(&len, data, len, pdoc->eolMode);
selText.Set(dest, len, SC_CP_UTF8, 0, isRectangular);
#ifdef USE_CONVERTER
const char *charSetBuffer = CharacterSetID();
if (!IsUnicodeMode() && *charSetBuffer) {
//fprintf(stderr, "Convert to locale %s\n", CharacterSetID());
// Convert to locale
dest = ConvertText(&len, selText.s, selText.len, charSetBuffer, "UTF-8", true);
selText.Set(dest, len, pdoc->dbcsCodePage,
vs.styles[STYLE_DEFAULT].characterSet, selText.rectangular);
}
#endif
}
}
void ScintillaGTK::ReceivedSelection(GtkSelectionData *selection_data) {
if ((selection_data->selection == atomClipboard) ||
(selection_data->selection == GDK_SELECTION_PRIMARY)) {
if ((atomSought == atomUTF8) && (selection_data->length <= 0)) {
atomSought = atomString;
gtk_selection_convert(GTK_WIDGET(PWidget(wMain)),
selection_data->selection, atomSought, GDK_CURRENT_TIME);
} else if ((selection_data->length > 0) &&
((selection_data->type == GDK_TARGET_STRING) || (selection_data->type == atomUTF8))) {
SelectionText selText;
GetGtkSelectionText(selection_data, selText);
pdoc->BeginUndoAction();
if (selection_data->selection != GDK_SELECTION_PRIMARY) {
ClearSelection();
}
int selStart = SelectionStart();
if (selText.rectangular) {
PasteRectangular(selStart, selText.s, selText.len);
} else {
pdoc->InsertString(currentPos, selText.s, selText.len);
SetEmptySelection(currentPos + selText.len);
}
pdoc->EndUndoAction();
EnsureCaretVisible();
}
}
// else fprintf(stderr, "Target non string %d %d\n", (int)(selection_data->type),
// (int)(atomUTF8));
Redraw();
}
void ScintillaGTK::ReceivedDrop(GtkSelectionData *selection_data) {
dragWasDropped = true;
if (selection_data->type == atomUriList || selection_data->type == atomDROPFILES_DND) {
char *ptr = new char[selection_data->length + 1];
ptr[selection_data->length] = '\0';
memcpy(ptr, selection_data->data, selection_data->length);
NotifyURIDropped(ptr);
delete []ptr;
} else if ((selection_data->type == GDK_TARGET_STRING) || (selection_data->type == atomUTF8)) {
if (selection_data->length > 0) {
SelectionText selText;
GetGtkSelectionText(selection_data, selText);
DropAt(posDrop, selText.s, false, selText.rectangular);
}
} else if (selection_data->length > 0) {
//~ fprintf(stderr, "ReceivedDrop other %p\n", static_cast<void *>(selection_data->type));
}
Redraw();
}
void ScintillaGTK::GetSelection(GtkSelectionData *selection_data, guint info, SelectionText *text) {
#if PLAT_GTK_WIN32
// Many native win32 programs require \n line endings, so make a copy of
// the clip text now with newlines converted. Use { } to hide symbols
// from code below
SelectionText *newline_normalized = NULL;
{
int tmpstr_len;
char *tmpstr = Document::TransformLineEnds(&tmpstr_len, text->s, text->len, SC_EOL_LF);
newline_normalized = new SelectionText();
newline_normalized->Set(tmpstr, tmpstr_len, SC_CP_UTF8, 0, text->rectangular);
text = newline_normalized;
}
#endif
#if GTK_MAJOR_VERSION >= 2
// 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) {
int new_len;
char* tmputf = ConvertText(&new_len, text->s, text->len, "UTF-8", charSet, false);
converted = new SelectionText();
converted->Set(tmputf, new_len, SC_CP_UTF8, 0, text->rectangular);
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)
int len = strlen(text->s);
#if PLAT_GTK_WIN32 == 0
if (text->rectangular)
len++;
#endif
if (info == TARGET_UTF8_STRING) {
gtk_selection_data_set_text(selection_data, text->s, len);
} else {
gtk_selection_data_set(selection_data,
static_cast<GdkAtom>(GDK_SELECTION_TYPE_STRING),
8, reinterpret_cast<unsigned char *>(text->s), len);
}
delete converted;
#else /* Gtk 1 */
char *selBuffer = text->s;
char *tmputf = 0;
if ((info == TARGET_UTF8_STRING) || (info == TARGET_STRING)) {
int len = strlen(selBuffer);
#ifdef USE_CONVERTER
// Possible character set conversion
const char *charSetBuffer = ::CharacterSetID(text->characterSet);
if (info == TARGET_UTF8_STRING) {
//fprintf(stderr, "Copy to clipboard as UTF-8\n");
if (text->codePage != SC_CP_UTF8) {
// Convert to UTF-8
//fprintf(stderr, "Convert to UTF-8 from %s\n", charSetBuffer);
tmputf = ConvertText(&len, selBuffer, len, "UTF-8", charSetBuffer, false);
selBuffer = tmputf;
}
} else if (info == TARGET_STRING) {
if (text->codePage == SC_CP_UTF8) {
//fprintf(stderr, "Convert to locale %s\n", charSetBuffer);
// Convert to locale
tmputf = ConvertText(&len, selBuffer, len, charSetBuffer, "UTF-8", true);
selBuffer = tmputf;
}
}
#endif
// 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)
#if PLAT_GTK_WIN32 == 0
if (text->rectangular)
len++;
#endif
gtk_selection_data_set(selection_data,
(info == TARGET_STRING) ?
static_cast<GdkAtom>(GDK_SELECTION_TYPE_STRING) : atomUTF8,
8, reinterpret_cast<unsigned char *>(selBuffer),
len);
} else if ((info == TARGET_TEXT) || (info == TARGET_COMPOUND_TEXT)) {
guchar *text;
GdkAtom encoding;
gint format;
gint new_length;
gdk_string_to_compound_text(reinterpret_cast<char *>(selBuffer),
&encoding, &format, &text, &new_length);
gtk_selection_data_set(selection_data, encoding, format, text, new_length);
gdk_free_compound_text(text);
}
delete []tmputf;
#endif /* Gtk >= 2 */
#if PLAT_GTK_WIN32
delete newline_normalized;
#endif
}
#ifdef USE_GTK_CLIPBOARD
void ScintillaGTK::ClipboardGetSelection(GtkClipboard *, GtkSelectionData *selection_data, guint info, void *data) {
GetSelection(selection_data, info, static_cast<SelectionText*>(data));
}
void ScintillaGTK::ClipboardClearSelection(GtkClipboard *, void *data) {
SelectionText *obj = static_cast<SelectionText*>(data);
delete obj;
}
#endif
void ScintillaGTK::UnclaimSelection(GdkEventSelection *selection_event) {
//Platform::DebugPrintf("UnclaimSelection\n");
if (selection_event->selection == GDK_SELECTION_PRIMARY) {
//Platform::DebugPrintf("UnclaimPrimarySelection\n");
if (!OwnPrimarySelection()) {
primary.Free();
primarySelection = false;
FullPaint();
}
}
}
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
scrollBarWidth = GTK_WIDGET(PWidget(scrollbarv))->requisition.width;
scrollBarHeight = GTK_WIDGET(PWidget(scrollbarh))->requisition.height;
// 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);
int horizontalScrollBarHeight = scrollBarHeight;
if (!showSBHorizontal)
horizontalScrollBarHeight = 0;
int verticalScrollBarHeight = scrollBarWidth;
if (!verticalScrollBarVisible)
verticalScrollBarHeight = 0;
GtkAllocation alloc;
if (showSBHorizontal) {
gtk_widget_show(GTK_WIDGET(PWidget(scrollbarh)));
alloc.x = 0;
alloc.y = height - scrollBarHeight;
alloc.width = Platform::Maximum(1, width - scrollBarWidth) + 1;
alloc.height = horizontalScrollBarHeight;
gtk_widget_size_allocate(GTK_WIDGET(PWidget(scrollbarh)), &alloc);
} else {
gtk_widget_hide(GTK_WIDGET(PWidget(scrollbarh)));
}
if (verticalScrollBarVisible) {
gtk_widget_show(GTK_WIDGET(PWidget(scrollbarv)));
alloc.x = width - scrollBarWidth;
alloc.y = 0;
alloc.width = scrollBarWidth;
alloc.height = Platform::Maximum(1, height - scrollBarHeight) + 1;
if (!showSBHorizontal)
alloc.height += scrollBarWidth-1;
gtk_widget_size_allocate(GTK_WIDGET(PWidget(scrollbarv)), &alloc);
} else {
gtk_widget_hide(GTK_WIDGET(PWidget(scrollbarv)));
}
if (GTK_WIDGET_MAPPED(PWidget(wMain))) {
ChangeSize();
}
alloc.x = 0;
alloc.y = 0;
alloc.width = Platform::Maximum(1, width - scrollBarWidth);
alloc.height = Platform::Maximum(1, height - scrollBarHeight);
if (!showSBHorizontal)
alloc.height += scrollBarHeight;
if (!verticalScrollBarVisible)
alloc.width += scrollBarWidth;
gtk_widget_size_allocate(GTK_WIDGET(PWidget(wText)), &alloc);
}
static void SetAdjustmentValue(GtkObject *object, int value) {
GtkAdjustment *adjustment = GTK_ADJUSTMENT(object);
int maxValue = static_cast<int>(
adjustment->upper - adjustment->page_size);
if (value > maxValue)
value = maxValue;
if (value < 0)
value = 0;
gtk_adjustment_set_value(adjustment, value);
}
gint ScintillaGTK::PressThis(GdkEventButton *event) {
//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;
evbtn = *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 control instead of alt
// This is because most X window managers grab alt + click for moving
#if !PLAT_GTK_WIN32
ButtonDown(pt, event->time,
(event->state & GDK_SHIFT_MASK) != 0,
(event->state & GDK_CONTROL_MASK) != 0,
(event->state & GDK_CONTROL_MASK) != 0);
#else
ButtonDown(pt, event->time,
(event->state & GDK_SHIFT_MASK) != 0,
(event->state & GDK_CONTROL_MASK) != 0,
(event->state & GDK_MOD1_MASK) != 0);
#endif
} else if (event->button == 2) {
// Grab the primary selection if it exists
Position pos = PositionFromLocation(pt);
if (OwnPrimarySelection() && primary.s == NULL)
CopySelectionRange(&primary);
SetSelection(pos, pos);
atomSought = atomUTF8;
gtk_selection_convert(GTK_WIDGET(PWidget(wMain)), GDK_SELECTION_PRIMARY,
atomSought, event->time);
} else if (event->button == 3) {
if (displayPopupMenu) {
// PopUp menu
// Convert to screen
int ox = 0;
int oy = 0;
gdk_window_get_origin(PWidget(wMain)->window, &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);
}
#if GTK_MAJOR_VERSION >= 2
return TRUE;
#else
return FALSE;
#endif
}
gint ScintillaGTK::Press(GtkWidget *widget, GdkEventButton *event) {
if (event->window != widget->window)
return FALSE;
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
return sciThis->PressThis(event);
}
gint ScintillaGTK::MouseRelease(GtkWidget *widget, GdkEventButton *event) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//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 != PWidget(sciThis->wMain)->window)
// 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);
}
return FALSE;
}
// win32gtk and GTK >= 2 use SCROLL_* events instead of passing the
// button4/5/6/7 events to the GTK app
#if PLAT_GTK_WIN32 || (GTK_MAJOR_VERSION >= 2)
gint ScintillaGTK::ScrollEvent(GtkWidget *widget,
GdkEventScroll *event) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
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;
}
// 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;
}
#endif
gint ScintillaGTK::Motion(GtkWidget *widget, GdkEventMotion *event) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("Motion %x %d\n",sciThis,event->time);
if (event->window != widget->window)
return FALSE;
int x = 0;
int y = 0;
GdkModifierType state;
if (event->is_hint) {
gdk_window_get_pointer(event->window, &x, &y, &state);
} else {
x = static_cast<int>(event->x);
y = static_cast<int>(event->y);
state = static_cast<GdkModifierType>(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);
return FALSE;
}
// Map the keypad keys to their equivalent functions
static int KeyTranslate(int keyIn) {
switch (keyIn) {
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;
default:
return keyIn;
}
}
gboolean ScintillaGTK::KeyThis(GdkEventKey *event) {
//fprintf(stderr, "SC-key: %d %x [%s]\n",
// event->keyval, event->state, (event->length > 0) ? event->string : "empty");
#if GTK_MAJOR_VERSION >= 2
if (gtk_im_context_filter_keypress(im_context, event)) {
return 1;
}
#endif
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 && (key < 128))
key = toupper(key);
else if (!ctrl && (key >= GDK_KP_Multiply && key <= GDK_KP_9))
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);
#if GTK_MAJOR_VERSION < 2
else if (!IsUnicodeMode() && (key >= 0x100) && (key < 0x1000))
key &= 0xff;
#endif
bool consumed = false;
bool added = KeyDown(key, shift, ctrl, alt, &consumed) != 0;
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;
}
gboolean ScintillaGTK::KeyPress(GtkWidget *widget, GdkEventKey *event) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
return sciThis->KeyThis(event);
}
gboolean ScintillaGTK::KeyRelease(GtkWidget *, GdkEventKey * /*event*/) {
//Platform::DebugPrintf("SC-keyrel: %d %x %3s\n",event->keyval, event->state, event->string);
return FALSE;
}
#if GTK_MAJOR_VERSION >= 2
gboolean ScintillaGTK::ExposePreedit(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis) {
return sciThis->ExposePreeditThis(widget, ose);
}
gboolean ScintillaGTK::ExposePreeditThis(GtkWidget *widget, GdkEventExpose *ose) {
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);
GdkGC *gc = gdk_gc_new(widget->window);
GdkColor color[2] = { {0, 0x0000, 0x0000, 0x0000},
{0, 0xffff, 0xffff, 0xffff}};
gdk_color_alloc(gdk_colormap_get_system(), color);
gdk_color_alloc(gdk_colormap_get_system(), color + 1);
gdk_gc_set_foreground(gc, color + 1);
gdk_draw_rectangle(widget->window, gc, TRUE, ose->area.x, ose->area.y,
ose->area.width, ose->area.height);
gdk_gc_set_foreground(gc, color);
gdk_gc_set_background(gc, color + 1);
gdk_draw_layout(widget->window, gc, 0, 0, layout);
gdk_gc_unref(gc);
g_free(str);
pango_attr_list_unref(attrs);
g_object_unref(layout);
return TRUE;
}
void ScintillaGTK::Commit(GtkIMContext *, char *str, ScintillaGTK *sciThis) {
sciThis->CommitThis(str);
}
void ScintillaGTK::CommitThis(char *utfVal) {
//~ 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);
}
}
}
}
}
void ScintillaGTK::PreeditChanged(GtkIMContext *, ScintillaGTK *sciThis) {
sciThis->PreeditChangedThis();
}
void ScintillaGTK::PreeditChangedThis() {
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((PWidget(wText))->window, &x, &y);
Point pt = LocationFromPosition(currentPos);
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);
}
#endif
gint ScintillaGTK::StyleSetText(GtkWidget *widget, GtkStyle *, void*) {
if (widget->window != NULL)
gdk_window_set_back_pixmap(widget->window, NULL, FALSE);
return FALSE;
}
gint ScintillaGTK::RealizeText(GtkWidget *widget, void*) {
if (widget->window != NULL)
gdk_window_set_back_pixmap(widget->window, NULL, FALSE);
return FALSE;
}
#if GLIB_MAJOR_VERSION < 2
void ScintillaGTK::Destroy(GtkObject *object)
#else
void ScintillaGTK::Destroy(GObject *object)
#endif
{
ScintillaObject *scio = reinterpret_cast<ScintillaObject *>(object);
// This avoids a double destruction
if (!scio->pscin)
return;
ScintillaGTK *sciThis = reinterpret_cast<ScintillaGTK *>(scio->pscin);
//Platform::DebugPrintf("Destroying %x %x\n", sciThis, object);
sciThis->Finalise();
#if GLIB_MAJOR_VERSION < 2
if (GTK_OBJECT_CLASS(parent_class)->destroy)
(* GTK_OBJECT_CLASS(parent_class)->destroy)(object);
#else
// IS ANYTHING NEEDED ?
#endif
delete sciThis;
scio->pscin = 0;
}
static void DrawChild(GtkWidget *widget, GdkRectangle *area) {
GdkRectangle areaIntersect;
if (widget &&
GTK_WIDGET_DRAWABLE(widget) &&
gtk_widget_intersect(widget, area, &areaIntersect)) {
gtk_widget_draw(widget, &areaIntersect);
}
}
void ScintillaGTK::Draw(GtkWidget *widget, GdkRectangle *area) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("Draw %p %0d,%0d %0d,%0d\n", widget, area->x, area->y, area->width, area->height);
PRectangle rcPaint(area->x, area->y, area->x + area->width, area->y + area->height);
sciThis->SyncPaint(rcPaint);
if (GTK_WIDGET_DRAWABLE(PWidget(sciThis->wMain))) {
DrawChild(PWidget(sciThis->scrollbarh), area);
DrawChild(PWidget(sciThis->scrollbarv), area);
}
#ifdef INTERNATIONAL_INPUT
Point pt = sciThis->LocationFromPosition(sciThis->currentPos);
pt.y += sciThis->vs.lineHeight - 2;
if (pt.x < 0) pt.x = 0;
if (pt.y < 0) pt.y = 0;
CursorMoved(widget, pt.x, pt.y, sciThis);
#endif
}
gint ScintillaGTK::ExposeTextThis(GtkWidget * /*widget*/, GdkEventExpose *ose) {
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);
#if GTK_MAJOR_VERSION >= 2
rgnUpdate = gdk_region_copy(ose->region);
#endif
PRectangle rcClient = GetClientRectangle();
paintingAllText = rcPaint.Contains(rcClient);
Surface *surfaceWindow = Surface::Allocate();
if (surfaceWindow) {
surfaceWindow->Init(PWidget(wText)->window, 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) {
gdk_region_destroy(rgnUpdate);
}
rgnUpdate = 0;
return FALSE;
}
gint ScintillaGTK::ExposeText(GtkWidget *widget, GdkEventExpose *ose, ScintillaGTK *sciThis) {
return sciThis->ExposeTextThis(widget, ose);
}
gint 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);
}
gint ScintillaGTK::Expose(GtkWidget *, GdkEventExpose *ose) {
//fprintf(stderr, "Expose %0d,%0d %0d,%0d\n",
//ose->area.x, ose->area.y, ose->area.width, ose->area.height);
#if GTK_MAJOR_VERSION < 2
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;
PRectangle rcClient = GetClientRectangle();
paintingAllText = rcPaint.Contains(rcClient);
Surface *surfaceWindow = Surface::Allocate();
if (surfaceWindow) {
surfaceWindow->Init(PWidget(wMain)->window, PWidget(wMain));
// Fill the corner between the scrollbars
if (verticalScrollBarVisible) {
if (horizontalScrollBarVisible && (wrapState == eWrapNone)) {
PRectangle rcCorner = wMain.GetClientPosition();
rcCorner.left = rcCorner.right - scrollBarWidth + 1;
rcCorner.top = rcCorner.bottom - scrollBarHeight + 1;
//fprintf(stderr, "Corner %0d,%0d %0d,%0d\n",
//rcCorner.left, rcCorner.top, rcCorner.right, rcCorner.bottom);
surfaceWindow->FillRectangle(rcCorner,
vs.styles[STYLE_LINENUMBER].back.allocated);
}
}
//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;
#else
// For GTK+ 2, 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);
#endif
return FALSE;
}
void ScintillaGTK::ScrollSignal(GtkAdjustment *adj, ScintillaGTK *sciThis) {
sciThis->ScrollTo(static_cast<int>(adj->value), false);
}
void ScintillaGTK::ScrollHSignal(GtkAdjustment *adj, ScintillaGTK *sciThis) {
sciThis->HorizontalScrollTo(static_cast<int>(adj->value * 2));
}
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);
//Platform::DebugPrintf("Selection get\n");
if (selection_data->selection == GDK_SELECTION_PRIMARY) {
if (sciThis->primary.s == NULL) {
sciThis->CopySelectionRange(&sciThis->primary);
}
sciThis->GetSelection(selection_data, info, &sciThis->primary);
}
#ifndef USE_GTK_CLIPBOARD
else {
sciThis->GetSelection(selection_data, info, &sciThis->copyText);
}
#endif
}
gint ScintillaGTK::SelectionClear(GtkWidget *widget, GdkEventSelection *selection_event) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("Selection clear\n");
sciThis->UnclaimSelection(selection_event);
return gtk_selection_clear(widget, selection_event);
}
#if GTK_MAJOR_VERSION < 2
gint ScintillaGTK::SelectionNotify(GtkWidget *widget, GdkEventSelection *selection_event) {
//Platform::DebugPrintf("Selection notify\n");
return gtk_selection_notify(widget, selection_event);
}
#endif
void ScintillaGTK::DragBegin(GtkWidget *, GdkDragContext *) {
//Platform::DebugPrintf("DragBegin\n");
}
gboolean ScintillaGTK::DragMotionThis(GdkDragContext *context,
gint x, gint y, guint dragtime) {
Point npt(x, y);
SetDragPosition(PositionFromLocation(npt));
GdkDragAction preferredAction = context->suggested_action;
int pos = PositionFromLocation(npt);
if ((inDragDrop == ddDragging) && (0 == PositionInSelection(pos))) {
// Avoid dragging selection onto itself as that produces a move
// with no real effect but which creates undo actions.
preferredAction = static_cast<GdkDragAction>(0);
} else if (context->actions == static_cast<GdkDragAction>
(GDK_ACTION_COPY | GDK_ACTION_MOVE)) {
preferredAction = GDK_ACTION_MOVE;
}
gdk_drag_status(context, preferredAction, dragtime);
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);
sciThis->SetDragPosition(invalidPosition);
//Platform::DebugPrintf("DragLeave %x\n", sciThis);
}
void ScintillaGTK::DragEnd(GtkWidget *widget, GdkDragContext * /*context*/) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
// If drag did not result in drop here or elsewhere
if (!sciThis->dragWasDropped)
sciThis->SetEmptySelection(sciThis->posDrag);
sciThis->SetDragPosition(invalidPosition);
//Platform::DebugPrintf("DragEnd %x %d\n", sciThis, sciThis->dragWasDropped);
sciThis->inDragDrop = ddNone;
}
gboolean ScintillaGTK::Drop(GtkWidget *widget, GdkDragContext * /*context*/,
gint, gint, guint) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
//Platform::DebugPrintf("Drop %x\n", sciThis);
sciThis->SetDragPosition(invalidPosition);
return FALSE;
}
void ScintillaGTK::DragDataReceived(GtkWidget *widget, GdkDragContext * /*context*/,
gint, gint, GtkSelectionData *selection_data, guint /*info*/, guint) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->ReceivedDrop(selection_data);
sciThis->SetDragPosition(invalidPosition);
}
void ScintillaGTK::DragDataGet(GtkWidget *widget, GdkDragContext *context,
GtkSelectionData *selection_data, guint info, guint) {
ScintillaGTK *sciThis = ScintillaFromWidget(widget);
sciThis->dragWasDropped = true;
if (sciThis->currentPos != sciThis->anchor) {
sciThis->GetSelection(selection_data, info, &sciThis->drag);
}
if (context->action == GDK_ACTION_MOVE) {
int selStart = sciThis->SelectionStart();
int selEnd = sciThis->SelectionEnd();
if (sciThis->posDrop > selStart) {
if (sciThis->posDrop > selEnd)
sciThis->posDrop = sciThis->posDrop - (selEnd - selStart);
else
sciThis->posDrop = selStart;
sciThis->posDrop = sciThis->pdoc->ClampPositionIntoDocument(sciThis->posDrop);
}
sciThis->ClearSelection();
}
sciThis->SetDragPosition(invalidPosition);
}
int ScintillaGTK::TimeOut(ScintillaGTK *sciThis) {
sciThis->Tick();
return 1;
}
int ScintillaGTK::IdleCallback(ScintillaGTK *sciThis) {
// Idler will be automatically stoped, if there is nothing
// to do while idle.
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);
}
return ret;
}
void ScintillaGTK::PopUpCB(ScintillaGTK *sciThis, guint action, GtkWidget *) {
if (action) {
sciThis->Command(action);
}
}
gint ScintillaGTK::PressCT(GtkWidget *widget, GdkEventButton *event, ScintillaGTK *sciThis) {
if (event->window != widget->window)
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();
#if GTK_MAJOR_VERSION >= 2
return TRUE;
#else
return FALSE;
#endif
}
gint ScintillaGTK::ExposeCT(GtkWidget *widget, GdkEventExpose * /*ose*/, CallTip *ctip) {
Surface *surfaceWindow = Surface::Allocate();
if (surfaceWindow) {
surfaceWindow->Init(widget->window, widget);
ctip->PaintCT(surfaceWindow);
surfaceWindow->Release();
delete surfaceWindow;
}
return TRUE;
}
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<ScintillaGTK *>(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();
#if GLIB_MAJOR_VERSION < 2
GtkType scintilla_get_type() {
static GtkType scintilla_type = 0;
if (!scintilla_type) {
Platform_Initialise();
static GtkTypeInfo scintilla_info = {
"Scintilla",
sizeof (ScintillaObject),
sizeof (ScintillaClass),
(GtkClassInitFunc) scintilla_class_init,
(GtkObjectInitFunc) scintilla_init,
(gpointer) NULL,
(gpointer) NULL,
0
};
scintilla_type = gtk_type_unique(gtk_container_get_type(), &scintilla_info);
}
return scintilla_type;
}
#else
GType scintilla_get_type() {
static GType scintilla_type = 0;
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);
}
}
return scintilla_type;
}
#endif
void ScintillaGTK::ClassInit(OBJECT_CLASS* object_class, GtkWidgetClass *widget_class, GtkContainerClass *container_class) {
#if GLIB_MAJOR_VERSION >= 2
Platform_Initialise();
#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?)
#if GLIB_MAJOR_VERSION < 2
object_class->destroy = Destroy;
#else
object_class->finalize = Destroy;
#endif
widget_class->size_request = SizeRequest;
widget_class->size_allocate = SizeAllocate;
widget_class->expose_event = ExposeMain;
#if GTK_MAJOR_VERSION < 2
widget_class->draw = Draw;
#endif
widget_class->motion_notify_event = Motion;
widget_class->button_press_event = Press;
widget_class->button_release_event = MouseRelease;
#if PLAT_GTK_WIN32 || (GTK_MAJOR_VERSION >= 2)
widget_class->scroll_event = ScrollEvent;
#endif
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;
#if GTK_MAJOR_VERSION < 2
widget_class->selection_notify_event = SelectionNotify;
#endif
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;
}
#if GLIB_MAJOR_VERSION < 2
#define GTK_CLASS_TYPE(c) (c->type)
#define SIG_MARSHAL gtk_marshal_NONE__INT_POINTER
#define MARSHAL_ARGUMENTS GTK_TYPE_INT, GTK_TYPE_POINTER
#else
#define SIG_MARSHAL scintilla_marshal_NONE__INT_POINTER
#define MARSHAL_ARGUMENTS G_TYPE_INT, G_TYPE_POINTER
#endif
static void scintilla_class_init(ScintillaClass *klass) {
OBJECT_CLASS *object_class = (OBJECT_CLASS*) klass;
GtkWidgetClass *widget_class = (GtkWidgetClass*) klass;
GtkContainerClass *container_class = (GtkContainerClass*) klass;
#if GLIB_MAJOR_VERSION < 2
parent_class = (GtkWidgetClass*) gtk_type_class(gtk_container_get_type());
scintilla_signals[COMMAND_SIGNAL] = gtk_signal_new(
"command",
GTK_RUN_LAST,
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(ScintillaClass, command),
SIG_MARSHAL,
GTK_TYPE_NONE,
2, MARSHAL_ARGUMENTS);
scintilla_signals[NOTIFY_SIGNAL] = gtk_signal_new(
SCINTILLA_NOTIFY,
GTK_RUN_LAST,
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(ScintillaClass, notify),
SIG_MARSHAL,
GTK_TYPE_NONE,
2, MARSHAL_ARGUMENTS);
gtk_object_class_add_signals(object_class,
reinterpret_cast<unsigned int *>(scintilla_signals), LAST_SIGNAL);
#else
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);
#endif
klass->command = NULL;
klass->notify = NULL;
ScintillaGTK::ClassInit(object_class, widget_class, container_class);
}
static void scintilla_init(ScintillaObject *sci) {
GTK_WIDGET_SET_FLAGS(sci, GTK_CAN_FOCUS);
sci->pscin = new ScintillaGTK(sci);
}
GtkWidget* scintilla_new() {
#if GLIB_MAJOR_VERSION < 2
return GTK_WIDGET(gtk_type_new(scintilla_get_type()));
#else
return GTK_WIDGET(g_object_new(scintilla_get_type(), NULL));
#endif
}
void scintilla_set_id(ScintillaObject *sci, uptr_t id) {
ScintillaGTK *psci = reinterpret_cast<ScintillaGTK *>(sci->pscin);
psci->ctrlID = id;
}
void scintilla_release_resources(void) {
Platform_Finalise();
}
int ScintillaGTK::KeyCommand(unsigned int iMessage) {
switch (iMessage) {
/* Try to act more like a GtkWidget, e.g. GtkEntry.
* The container app should also call SCI_SETWHITESPACECHARS to include punctuation
* chars as whitespace. */
case SCI_WORDRIGHT:
MovePositionTo(MovePositionSoVisible(pdoc->NextWordEnd(currentPos, 1), 1));
SetLastXChosen();
break;
case SCI_WORDRIGHTEXTEND:
MovePositionTo(MovePositionSoVisible(pdoc->NextWordEnd(currentPos, 1), 1), selStream);
SetLastXChosen();
break;
case SCI_DELWORDRIGHT: {
int endWord = pdoc->NextWordEnd(currentPos, 1);
pdoc->DeleteChars(currentPos, endWord - currentPos);
}
break;
default:
return ScintillaBase::KeyCommand(iMessage);
}
/* Mimic what ScintillaBase::KeyCommand would do as we're overriding it. */
if (ac.Active())
ac.Cancel();
if (ct.inCallTipMode)
ct.CallTipCancel();
return 0;
}
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