// data
//-----------------------------------------------------------------------------
-extern bool g_blockEventsOnDrag;
extern wxCursor g_globalCursor;
extern wxWindowGTK *g_delayedFocus;
// ----------------------------------------------------------------------------
#ifdef __WXGTK20__
+extern "C" {
+static void wxGtkOnRemoveTag(GtkTextBuffer *buffer,
+ GtkTextTag *tag,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ gpointer user_data)
+{
+ gchar *name;
+ g_object_get (tag, "name", &name, NULL);
+
+ if (!name || strncmp(name, "WX", 2)) // anonymous tag or not starting with "WX"
+ g_signal_stop_emission_by_name(buffer, "remove_tag");
+
+ g_free(name);
+}
+}
+
+extern "C" {
static void wxGtkTextApplyTagsFromAttr(GtkTextBuffer *text_buffer,
const wxTextAttr& attr,
GtkTextIter *start,
static gchar buf[1024];
GtkTextTag *tag;
+ gulong remove_handler_id = g_signal_connect( text_buffer, "remove_tag",
+ G_CALLBACK(wxGtkOnRemoveTag), NULL);
+ gtk_text_buffer_remove_all_tags(text_buffer, start, end);
+ g_signal_handler_disconnect( text_buffer, remove_handler_id );
+
if (attr.HasFont())
{
char *font_string;
gtk_text_buffer_apply_tag (text_buffer, tag, start, end);
}
}
+}
+extern "C" {
static void wxGtkTextInsert(GtkWidget *text,
GtkTextBuffer *text_buffer,
const wxTextAttr& attr,
wxGtkTextApplyTagsFromAttr(text_buffer, attr, &start, &iter);
}
+}
#else
+extern "C" {
static void wxGtkTextInsert(GtkWidget *text,
const wxTextAttr& attr,
const char *txt,
gtk_text_insert( GTK_TEXT(text), font, colFg, colBg, txt, len );
}
+}
#endif // GTK 1.x
// ----------------------------------------------------------------------------
// "insert_text" for GtkEntry
// ----------------------------------------------------------------------------
+extern "C" {
static void
gtk_insert_text_callback(GtkEditable *editable,
const gchar *new_text,
win->GetEventHandler()->ProcessEvent( event );
}
}
+}
+
+#ifdef __WXGTK20__
+// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp,
+
+extern "C" {
+static void
+au_apply_tag_callback(GtkTextBuffer *buffer,
+ GtkTextTag *tag,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ gpointer textctrl)
+{
+ if(tag == gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"))
+ g_signal_stop_emission_by_name(buffer, "apply_tag");
+}
+}
+
+//-----------------------------------------------------------------------------
+// GtkTextCharPredicates for gtk_text_iter_*_find_char
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+pred_whitespace (gunichar ch, gpointer user_data)
+{
+ return g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_non_whitespace (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_ispunct(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct_or_slash (gunichar ch, gpointer user_data)
+{
+ return !g_unichar_ispunct(ch) || ch == '/';
+}
+}
+
+//-----------------------------------------------------------------------------
+// Check for links between s and e and correct tags as necessary
+//-----------------------------------------------------------------------------
+
+// This function should be made match better while being efficient at one point.
+// Most probably with a row of regular expressions.
+extern "C" {
+static void
+au_check_word( GtkTextIter *s, GtkTextIter *e )
+{
+ static const char *URIPrefixes[] =
+ {
+ "http://",
+ "ftp://",
+ "www.",
+ "ftp.",
+ "mailto://",
+ "https://",
+ "file://",
+ "nntp://",
+ "news://",
+ "telnet://",
+ "mms://",
+ "gopher://",
+ "prospero://",
+ "wais://",
+ };
+
+ GtkTextIter start = *s, end = *e;
+ GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+
+ // Get our special link tag
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+ // Get rid of punctuation from beginning and end.
+ // Might want to move this to au_check_range if an improved link checking doesn't
+ // use some intelligent punctuation checking itself (beware of undesired iter modifications).
+ if(g_unichar_ispunct( gtk_text_iter_get_char( &start ) ) )
+ gtk_text_iter_forward_find_char( &start, pred_nonpunct, NULL, e );
+
+ gtk_text_iter_backward_find_char( &end, pred_nonpunct_or_slash, NULL, &start );
+ gtk_text_iter_forward_char(&end);
+
+ gchar* text = gtk_text_iter_get_text( &start, &end );
+ size_t len = strlen(text), prefix_len;
+ size_t n;
+
+ for( n = 0; n < WXSIZEOF(URIPrefixes); ++n )
+ {
+ prefix_len = strlen(URIPrefixes[n]);
+ if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len))
+ break;
+ }
+
+ if(n < WXSIZEOF(URIPrefixes))
+ {
+ gulong signal_id = g_signal_handler_find(buffer,
+ (GSignalMatchType) (G_SIGNAL_MATCH_FUNC),
+ 0, 0, NULL,
+ (gpointer)au_apply_tag_callback, NULL);
+
+ g_signal_handler_block(buffer, signal_id);
+ gtk_text_buffer_apply_tag(buffer, tag, &start, &end);
+ g_signal_handler_unblock(buffer, signal_id);
+ }
+}
+}
+
+extern "C" {
+static void
+au_check_range(GtkTextIter *s,
+ GtkTextIter *range_end)
+{
+ GtkTextIter range_start = *s;
+ GtkTextIter word_end;
+ GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+ gtk_text_buffer_remove_tag(buffer, tag, s, range_end);
+
+ if(g_unichar_isspace(gtk_text_iter_get_char(&range_start)))
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+
+ while(!gtk_text_iter_equal(&range_start, range_end))
+ {
+ word_end = range_start;
+ gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end);
+
+ // Now we should have a word delimited by range_start and word_end, correct link tags
+ au_check_word(&range_start, &word_end);
+
+ range_start = word_end;
+ gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+ }
+}
+}
+
+//-----------------------------------------------------------------------------
+// "insert-text" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_insert_text_callback(GtkTextBuffer *buffer,
+ GtkTextIter *end,
+ gchar *text,
+ gint len,
+ wxTextCtrl *win)
+{
+ if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter start = *end;
+ gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len));
+
+ GtkTextIter line_start = start;
+ GtkTextIter line_end = *end;
+ GtkTextIter words_start = start;
+ GtkTextIter words_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(&words_start, &words_end);
+}
+}
+
+//-----------------------------------------------------------------------------
+// "delete-range" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_delete_range_callback(GtkTextBuffer *buffer,
+ GtkTextIter *start,
+ GtkTextIter *end,
+ wxTextCtrl *win)
+{
+ if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+ return;
+
+ GtkTextIter line_start = *start, line_end = *end;
+
+ gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start));
+ gtk_text_iter_forward_to_line_end(&line_end);
+ gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start);
+ gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end);
+
+ au_check_range(start, end);
+}
+}
+
+
+#endif
//-----------------------------------------------------------------------------
// "changed"
//-----------------------------------------------------------------------------
+extern "C" {
static void
gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
{
event.SetEventObject( win );
win->GetEventHandler()->ProcessEvent( event );
}
+}
//-----------------------------------------------------------------------------
// "expose_event" from scrolled window and textview
//-----------------------------------------------------------------------------
#ifdef __WXGTK20__
+extern "C" {
static gboolean
gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win )
{
return TRUE;
}
+}
#endif
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
#ifndef __WXGTK20__
+extern "C" {
static void
gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{
win->CalculateScrollbar();
}
+}
#endif
// ----------------------------------------------------------------------------
static GtkDrawCallback gs_gtk_text_draw = NULL;
-extern "C"
-void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
+extern "C" {
+static void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
{
if ( !wxIsInsideYield )
{
gs_gtk_text_draw(widget, rect);
}
}
+}
#endif // __WXGTK20__
EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+
+#ifdef __WXGTK20__
+ // wxTE_AUTO_URL wxTextUrl support. Currently only creates
+ // wxTextUrlEvent in the same cases as wxMSW, more can be added here.
+ EVT_MOTION (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_DOWN (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_UP (wxTextCtrl::OnUrlMouseEvent)
+ EVT_LEFT_DCLICK (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_DOWN (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_UP (wxTextCtrl::OnUrlMouseEvent)
+ EVT_RIGHT_DCLICK(wxTextCtrl::OnUrlMouseEvent)
+#endif
END_EVENT_TABLE()
void wxTextCtrl::Init()
m_vScrollbar = (GtkWidget *)NULL;
#ifdef __WXGTK20__
m_frozenness = 0;
+ m_gdkHandCursor = NULL;
+ m_gdkXTermCursor = NULL;
+#endif
+}
+
+wxTextCtrl::~wxTextCtrl()
+{
+#ifdef __WXGTK20__
+ if(m_gdkHandCursor)
+ gdk_cursor_unref(m_gdkHandCursor);
+ if(m_gdkXTermCursor)
+ gdk_cursor_unref(m_gdkXTermCursor);
#endif
}
// Insert view into scrolled window
gtk_container_add( GTK_CONTAINER(m_widget), m_text );
- // Global settings which can be overridden by tags, I guess.
- if (HasFlag( wxHSCROLL ) || HasFlag( wxTE_DONTWRAP ))
- gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_NONE );
- else
- gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_WORD );
+ // translate wx wrapping style to GTK+
+ GtkWrapMode wrap;
+ if ( HasFlag( wxTE_DONTWRAP ) )
+ wrap = GTK_WRAP_NONE;
+ else if ( HasFlag( wxTE_CHARWRAP ) )
+ wrap = GTK_WRAP_CHAR;
+ else if ( HasFlag( wxTE_WORDWRAP ) )
+ wrap = GTK_WRAP_WORD;
+ else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0
+ {
+ // GTK_WRAP_WORD_CHAR seems to be new in GTK+ 2.4
+#ifdef __WXGTK24__
+ if ( !gtk_check_version(2,4,0) )
+ {
+ wrap = GTK_WRAP_WORD_CHAR;
+ }
+ else
+#endif
+ wrap = GTK_WRAP_WORD;
+ }
+
+ gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap );
if (!HasFlag(wxNO_BORDER))
gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN );
+ gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
+
GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
-#else
+#else // GTK+ 1
// create our control ...
m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
GTK_FILL,
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
0, 0);
-#endif
+#endif // GTK+ 2/1
}
else
{
{
g_signal_connect( G_OBJECT(m_buffer), "changed",
GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style
+ if (style & wxTE_AUTO_URL)
+ {
+ GtkTextIter start, end;
+ m_gdkHandCursor = gdk_cursor_new(GDK_HAND2);
+ m_gdkXTermCursor = gdk_cursor_new(GDK_XTERM);
+
+ // We create our wxUrl tag here for slight efficiency gain - we
+ // don't have to check for the tag existance in callbacks,
+ // hereby it's guaranteed to exist.
+ gtk_text_buffer_create_tag(m_buffer, "wxUrl",
+ "foreground", "blue",
+ "underline", PANGO_UNDERLINE_SINGLE,
+ NULL);
+
+ // Check for URLs after each text change
+ g_signal_connect_after( G_OBJECT(m_buffer), "insert_text",
+ GTK_SIGNAL_FUNC(au_insert_text_callback), (gpointer)this);
+ g_signal_connect_after( G_OBJECT(m_buffer), "delete_range",
+ GTK_SIGNAL_FUNC(au_delete_range_callback), (gpointer)this);
+
+ // Block all wxUrl tag applying unless we do it ourselves, in which case we
+ // block this callback temporarily. This takes care of gtk+ internal
+ // gtk_text_buffer_insert_range* calls that would copy our URL tag otherwise,
+ // which is undesired because only a part of the URL might be copied.
+ // The insert-text signal emitted inside it will take care of newly formed
+ // or wholly copied URLs.
+ g_signal_connect( G_OBJECT(m_buffer), "apply_tag",
+ GTK_SIGNAL_FUNC(au_apply_tag_callback), NULL);
+
+ // Check for URLs in the initial string passed to Create
+ gtk_text_buffer_get_start_iter(m_buffer, &start);
+ gtk_text_buffer_get_end_iter(m_buffer, &end);
+ au_check_range(&start, &end);
+ }
}
else
#endif
wxString wxTextCtrl::GetValue() const
{
- wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") );
+ wxCHECK_MSG( m_text != NULL, wxEmptyString, wxT("invalid text ctrl") );
wxString tmp;
if (m_windowStyle & wxTE_MULTILINE)
if (gtk_text_buffer_get_char_count(m_buffer) != 0)
IgnoreNextTextUpdate();
+ if ( !buffer )
+ {
+ // what else can we do? at least don't crash...
+ return;
+ }
+
gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
#else
#else
wxCharBuffer buffer( wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) ) );
#endif
+ if ( !buffer )
+ {
+ // what else can we do? at least don't crash...
+ return;
+ }
+
gtk_editable_insert_text( GTK_EDITABLE(m_text), buffer, strlen(buffer), &len );
#else
if (text)
{
- wxString buf(wxT(""));
+ wxString buf;
long i;
int currentLine = 0;
for (i = 0; currentLine != lineNo && text[i]; i++ )
void wxTextCtrl::Clear()
{
- SetValue( wxT("") );
+ SetValue( wxEmptyString );
}
void wxTextCtrl::OnChar( wxKeyEvent &key_event )
// nothing to do
return true;
}
+
#ifdef __WXGTK20__
gint l = gtk_text_buffer_get_char_count( m_buffer );
wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
-
- return true;
#else
// VERY dirty way to do that - removes the required text and re-adds it
// with styling (FIXME)
gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end );
gtk_editable_set_position( GTK_EDITABLE(m_text), start );
-#if wxUSE_UNICODE
+ #if wxUSE_UNICODE
wxWX2MBbuf buf = tmp.mbc_str();
const char *txt = buf;
size_t txtlen = strlen(buf);
-#else
+ #else
const char *txt = tmp;
size_t txtlen = tmp.length();
-#endif
+ #endif
// use the attributes from style which are set in it and fall back
// first to the default style and then to the text control default
gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */
SetInsertionPoint( old_pos );
#endif
+
return true;
}
- else // singe line
- {
- // cannot do this for GTK+'s Entry widget
- return false;
- }
+
+ // else single line
+ // cannot do this for GTK+'s Entry widget
+ return false;
}
void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
}
}
+// ----------------------------------------------------------------------------
+// wxTextUrlEvent passing if style & wxTE_AUTO_URL
+// ----------------------------------------------------------------------------
+
+#ifdef __WXGTK20__
+
+// FIXME: when dragging on a link the sample gets an "Unknown event".
+// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or
+// a buggy sample, or something else
+void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
+{
+ event.Skip();
+ if(!(m_windowStyle & wxTE_AUTO_URL))
+ return;
+
+ gint x, y;
+ GtkTextIter start, end;
+ GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer),
+ "wxUrl");
+
+ gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET,
+ event.GetX(), event.GetY(), &x, &y);
+
+ gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y);
+ if (!gtk_text_iter_has_tag(&end, tag))
+ {
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor);
+ return;
+ }
+
+ gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor);
+
+ start = end;
+ if(!gtk_text_iter_begins_tag(&start, tag))
+ gtk_text_iter_backward_to_tag_toggle(&start, tag);
+ if(!gtk_text_iter_ends_tag(&end, tag))
+ gtk_text_iter_forward_to_tag_toggle(&end, tag);
+
+ // Native context menu is probably not desired on an URL.
+ // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value
+ if(event.GetEventType() == wxEVT_RIGHT_DOWN)
+ event.Skip(false);
+
+ wxTextUrlEvent url_event(m_windowId, event,
+ gtk_text_iter_get_offset(&start),
+ gtk_text_iter_get_offset(&end));
+
+ InitCommandEvent(url_event);
+ // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)
+ //event.Skip(!GetEventHandler()->ProcessEvent(url_event));
+ GetEventHandler()->ProcessEvent(url_event);
+}
+#endif // gtk2
+
// ----------------------------------------------------------------------------
// scrolling
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff