+int wxTextCtrl::GetNumberOfLines() const
+{
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ return gtk_text_buffer_get_line_count( m_buffer );
+#else
+ gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
+
+ if (text)
+ {
+ int currentLine = 0;
+ for (int i = 0; i < len; i++ )
+ {
+ if (text[i] == '\n')
+ currentLine++;
+ }
+ g_free( text );
+
+ // currentLine is 0 based, add 1 to get number of lines
+ return currentLine + 1;
+ }
+ else
+ {
+ return 0;
+ }
+#endif
+ }
+ else
+ {
+ return 1;
+ }
+}
+
+void wxTextCtrl::SetInsertionPoint( long pos )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if ( IsMultiLine() )
+ {
+#ifdef __WXGTK20__
+ GtkTextIter iter;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &iter, pos );
+ gtk_text_buffer_place_cursor( m_buffer, &iter );
+ gtk_text_view_scroll_mark_onscreen
+ (
+ GTK_TEXT_VIEW(m_text),
+ gtk_text_buffer_get_insert( m_buffer )
+ );
+#else // GTK+ 1.x
+ gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ /* we fake a set_point by inserting and deleting. as the user
+ isn't supposed to get to know about this non-sense, we
+ disconnect so that no events are sent to the user program. */
+
+ gint tmp = (gint)pos;
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), " ", 1, &tmp );
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), tmp-1, tmp );
+
+ gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+ GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+ // bring editable's cursor uptodate. Bug in GTK.
+ SET_EDITABLE_POS(m_text, gtk_text_get_point( GTK_TEXT(m_text) ));
+#endif // GTK+ 2/1
+ }
+ else
+ {
+ gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos );
+
+ // Bring editable's cursor uptodate. Bug in GTK.
+ SET_EDITABLE_POS(m_text, (guint32)pos);
+ }
+}
+
+void wxTextCtrl::SetInsertionPointEnd()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+ gtk_text_buffer_place_cursor( m_buffer, &end );
+#else
+ SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text)));
+#endif
+ }
+ else
+ {
+ gtk_entry_set_position( GTK_ENTRY(m_text), -1 );
+ }
+}
+
+void wxTextCtrl::SetEditable( bool editable )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ gtk_text_view_set_editable( GTK_TEXT_VIEW(m_text), editable );
+#else
+ gtk_text_set_editable( GTK_TEXT(m_text), editable );
+#endif
+ }
+ else
+ {
+ gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
+ }
+}
+
+bool wxTextCtrl::Enable( bool enable )
+{
+ if (!wxWindowBase::Enable(enable))
+ {
+ // nothing to do
+ return false;
+ }
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ SetEditable( enable );
+#else
+ gtk_text_set_editable( GTK_TEXT(m_text), enable );
+ OnParentEnable(enable);
+#endif
+ }
+ else
+ {
+ gtk_widget_set_sensitive( m_text, enable );
+ }
+
+ return true;
+}
+
+// wxGTK-specific: called recursively by Enable,
+// to give widgets an oppprtunity to correct their colours after they
+// have been changed by Enable
+void wxTextCtrl::OnParentEnable( bool enable )
+{
+ // If we have a custom background colour, we use this colour in both
+ // disabled and enabled mode, or we end up with a different colour under the
+ // text.
+ wxColour oldColour = GetBackgroundColour();
+ if (oldColour.Ok())
+ {
+ // Need to set twice or it'll optimize the useful stuff out
+ if (oldColour == * wxWHITE)
+ SetBackgroundColour(*wxBLACK);
+ else
+ SetBackgroundColour(*wxWHITE);
+ SetBackgroundColour(oldColour);
+ }
+}
+
+void wxTextCtrl::MarkDirty()
+{
+ m_modified = true;
+}
+
+void wxTextCtrl::DiscardEdits()
+{
+ m_modified = false;
+}
+
+// ----------------------------------------------------------------------------
+// max text length support
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::IgnoreNextTextUpdate()
+{
+ m_ignoreNextUpdate = true;
+}
+
+bool wxTextCtrl::IgnoreTextUpdate()
+{
+ if ( m_ignoreNextUpdate )
+ {
+ m_ignoreNextUpdate = false;
+
+ return true;
+ }
+
+ return false;
+}
+
+void wxTextCtrl::SetMaxLength(unsigned long len)
+{
+ if ( !HasFlag(wxTE_MULTILINE) )
+ {
+ gtk_entry_set_max_length(GTK_ENTRY(m_text), len);
+
+ // there is a bug in GTK+ 1.2.x: "changed" signal is emitted even if
+ // we had tried to enter more text than allowed by max text length and
+ // the text wasn't really changed
+ //
+ // to detect this and generate TEXT_MAXLEN event instead of
+ // TEXT_CHANGED one in this case we also catch "insert_text" signal
+ //
+ // when max len is set to 0 we disconnect our handler as it means that
+ // we shouldn't check anything any more
+ if ( len )
+ {
+ gtk_signal_connect( GTK_OBJECT(m_text),
+ "insert_text",
+ GTK_SIGNAL_FUNC(gtk_insert_text_callback),
+ (gpointer)this);
+ }
+ else // no checking
+ {
+ gtk_signal_disconnect_by_func
+ (
+ GTK_OBJECT(m_text),
+ GTK_SIGNAL_FUNC(gtk_insert_text_callback),
+ (gpointer)this
+ );
+ }
+ }
+}
+
+void wxTextCtrl::SetSelection( long from, long to )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if (from == -1 && to == -1)
+ {
+ from = 0;
+ to = GetValue().Length();
+ }
+
+#ifndef __WXGTK20__
+ if ( (m_windowStyle & wxTE_MULTILINE) &&
+ !GTK_TEXT(m_text)->line_start_cache )
+ {
+ // tell the programmer that it didn't work
+ wxLogDebug(_T("Can't call SetSelection() before realizing the control"));
+ return;
+ }
+#endif
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter fromi, toi;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to );
+
+ gtk_text_buffer_place_cursor( m_buffer, &toi );
+ gtk_text_buffer_move_mark_by_name( m_buffer, "selection_bound", &fromi );
+#else
+ gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+#endif
+ }
+ else
+ {
+ gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+ }
+}
+
+void wxTextCtrl::ShowPosition( long pos )
+{
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter iter;
+ gtk_text_buffer_get_start_iter( m_buffer, &iter );
+ gtk_text_iter_set_offset( &iter, pos );
+ GtkTextMark *mark = gtk_text_buffer_create_mark( m_buffer, NULL, &iter, TRUE );
+ gtk_text_view_scroll_to_mark( GTK_TEXT_VIEW(m_text), mark, 0.0, FALSE, 0.0, 0.0 );
+#else // GTK 1.x
+ GtkAdjustment *vp = GTK_TEXT(m_text)->vadj;
+ float totalLines = (float) GetNumberOfLines();
+ long posX;
+ long posY;
+ PositionToXY(pos, &posX, &posY);
+ float posLine = (float) posY;
+ float p = (posLine/totalLines)*(vp->upper - vp->lower) + vp->lower;
+ gtk_adjustment_set_value(GTK_TEXT(m_text)->vadj, p);
+#endif // GTK 1.x/2.x
+ }
+}
+
+#ifdef __WXGTK20__
+
+wxTextCtrlHitTestResult
+wxTextCtrl::HitTest(const wxPoint& pt, long *pos) const
+{
+ if ( !IsMultiLine() )
+ {
+ // not supported
+ return wxTE_HT_UNKNOWN;
+ }
+
+ int x, y;
+ gtk_text_view_window_to_buffer_coords
+ (
+ GTK_TEXT_VIEW(m_text),
+ GTK_TEXT_WINDOW_TEXT,
+ pt.x, pt.y,
+ &x, &y
+ );
+
+ GtkTextIter iter;
+ gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &iter, x, y);
+ if ( pos )
+ *pos = gtk_text_iter_get_offset(&iter);
+
+ return wxTE_HT_ON_TEXT;
+}
+
+#endif // __WXGTK20__
+
+long wxTextCtrl::GetInsertionPoint() const
+{
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ // There is no direct accessor for the cursor, but
+ // internally, the cursor is the "mark" called
+ // "insert" in the text view's btree structure.
+
+ GtkTextMark *mark = gtk_text_buffer_get_insert( m_buffer );
+ GtkTextIter cursor;
+ gtk_text_buffer_get_iter_at_mark( m_buffer, &cursor, mark );
+
+ return gtk_text_iter_get_offset( &cursor );
+ }
+ else
+#endif
+ {
+ return (long) GET_EDITABLE_POS(m_text);
+ }
+}
+
+wxTextPos wxTextCtrl::GetLastPosition() const
+{
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+ int pos = 0;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( m_buffer, &end );
+
+ pos = gtk_text_iter_get_offset( &end );
+#else
+ pos = gtk_text_get_length( GTK_TEXT(m_text) );
+#endif
+ }
+ else
+ {
+ pos = GTK_ENTRY(m_text)->text_length;
+ }
+
+ return (long)pos;
+}
+
+void wxTextCtrl::Remove( long from, long to )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ GtkTextIter fromi, toi;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &fromi, from );
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &toi, to );
+
+ gtk_text_buffer_delete( m_buffer, &fromi, &toi );
+ }
+ else // single line
+#endif
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
+}
+
+void wxTextCtrl::Replace( long from, long to, const wxString &value )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ Remove( from, to );
+
+ if (!value.empty())
+ {
+#ifdef __WXGTK20__
+ SetInsertionPoint( from );
+ WriteText( value );
+#else // GTK 1.x
+ gint pos = (gint)from;
+#if wxUSE_UNICODE
+ wxWX2MBbuf buf = value.mbc_str();
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos );
+#else
+ gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
+#endif // wxUSE_UNICODE
+#endif // GTK 1.x/2.x
+ }
+}
+
+void wxTextCtrl::Cut()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "cut-clipboard");
+ else
+#endif
+ gtk_editable_cut_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+}
+
+void wxTextCtrl::Copy()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "copy-clipboard");
+ else
+#endif
+ gtk_editable_copy_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+}
+
+void wxTextCtrl::Paste()
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ g_signal_emit_by_name(m_text, "paste-clipboard");
+ else
+#endif
+ gtk_editable_paste_clipboard(GTK_EDITABLE(m_text) DUMMY_CLIPBOARD_ARG);
+}
+
+// Undo/redo
+void wxTextCtrl::Undo()
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") );
+}
+
+void wxTextCtrl::Redo()
+{
+ // TODO
+ wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") );
+}
+
+bool wxTextCtrl::CanUndo() const
+{
+ // TODO
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
+ return false;
+}
+
+bool wxTextCtrl::CanRedo() const
+{
+ // TODO
+ //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
+ return false;
+}
+
+// If the return values from and to are the same, there is no
+// selection.
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ gint from = -1;
+ gint to = -1;
+ bool haveSelection = false;
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ GtkTextIter ifrom, ito;
+ if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
+ {
+ haveSelection = true;
+ from = gtk_text_iter_get_offset(&ifrom);
+ to = gtk_text_iter_get_offset(&ito);
+ }
+ }
+ else // not multi-line
+ {
+ if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text),
+ &from, &to) )
+ {
+ haveSelection = true;
+ }
+ }
+#else // not GTK2
+ if ( (GTK_EDITABLE(m_text)->has_selection) )
+ {
+ haveSelection = true;
+ from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+ to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+ }
+#endif
+
+ if (! haveSelection )
+ from = to = GetInsertionPoint();
+
+ if ( from > to )
+ {
+ // exchange them to be compatible with wxMSW
+ gint tmp = from;
+ from = to;
+ to = tmp;
+ }
+
+ if ( fromOut )
+ *fromOut = from;
+ if ( toOut )
+ *toOut = to;
+}
+
+
+bool wxTextCtrl::IsEditable() const
+{
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+#ifdef __WXGTK20__
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+ return gtk_text_view_get_editable(GTK_TEXT_VIEW(m_text));
+ }
+ else
+ {
+ return gtk_editable_get_editable(GTK_EDITABLE(m_text));
+ }
+#else
+ return GTK_EDITABLE(m_text)->editable;
+#endif
+}
+
+bool wxTextCtrl::IsModified() const
+{
+ return m_modified;
+}
+
+void wxTextCtrl::Clear()
+{
+ SetValue( wxEmptyString );
+}
+
+void wxTextCtrl::OnChar( wxKeyEvent &key_event )
+{
+ wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+ if ((key_event.GetKeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+ event.SetEventObject(this);
+ event.SetString(GetValue());
+ if (GetEventHandler()->ProcessEvent(event)) return;
+ }
+
+ if ((key_event.GetKeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+ {
+ // This will invoke the dialog default action, such
+ // as the clicking the default button.
+
+ wxWindow *top_frame = m_parent;
+ while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+ top_frame = top_frame->GetParent();
+
+ if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
+ {
+ GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+
+ if (window->default_widget)
+ {
+ gtk_widget_activate (window->default_widget);
+ return;
+ }
+ }
+ }
+
+ key_event.Skip();
+}
+
+GtkWidget* wxTextCtrl::GetConnectWidget()
+{
+ return GTK_WIDGET(m_text);
+}
+
+bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
+{
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ return window == gtk_text_view_get_window( GTK_TEXT_VIEW( m_text ), GTK_TEXT_WINDOW_TEXT ); // pure guesswork
+#else
+ return (window == GTK_TEXT(m_text)->text_area);
+#endif
+ }
+ else
+ {
+ return (window == GTK_ENTRY(m_text)->text_area);
+ }
+}
+
+// the font will change for subsequent text insertiongs
+bool wxTextCtrl::SetFont( const wxFont &font )
+{
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( !wxTextCtrlBase::SetFont(font) )
+ {
+ // font didn't change, nothing to do
+ return false;
+ }
+
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ SetUpdateFont(true);
+
+ m_defaultStyle.SetFont(font);
+
+ ChangeFontGlobally();
+ }
+
+ return true;
+}
+
+void wxTextCtrl::ChangeFontGlobally()
+{
+ // this method is very inefficient and hence should be called as rarely as
+ // possible!
+ //
+ // TODO: it can be implemented much more efficiently for GTK2
+#ifndef __WXGTK20__
+ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont,
+
+ _T("shouldn't be called for single line controls") );
+#else
+ wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE),
+ _T("shouldn't be called for single line controls") );
+#endif
+
+ wxString value = GetValue();
+ if ( !value.empty() )
+ {
+ SetUpdateFont(false);
+
+ Clear();
+ AppendText(value);
+ }
+}
+
+#ifndef __WXGTK20__
+
+void wxTextCtrl::UpdateFontIfNeeded()
+{
+ if ( m_updateFont )
+ ChangeFontGlobally();
+}
+
+#endif // GTK+ 1.x
+
+bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
+{
+ if ( !wxControl::SetForegroundColour(colour) )
+ return false;
+
+ // update default fg colour too
+ m_defaultStyle.SetTextColour(colour);
+
+ return true;
+}
+
+bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
+{
+ wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
+
+ if ( !wxControl::SetBackgroundColour( colour ) )
+ return false;
+
+#ifndef __WXGTK20__
+ if (!m_widget->window)
+ return false;
+#endif
+
+ if (!m_backgroundColour.Ok())
+ return false;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifndef __WXGTK20__
+ GdkWindow *window = GTK_TEXT(m_text)->text_area;
+ if (!window)
+ return false;
+ m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
+ gdk_window_set_background( window, m_backgroundColour.GetColor() );
+ gdk_window_clear( window );
+#endif
+ }
+
+ // change active background color too
+ m_defaultStyle.SetBackgroundColour( colour );
+
+ return true;
+}
+
+bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
+{
+ if ( m_windowStyle & wxTE_MULTILINE )
+ {
+ if ( style.IsDefault() )
+ {
+ // nothing to do
+ return true;
+ }
+
+#ifdef __WXGTK20__
+ gint l = gtk_text_buffer_get_char_count( m_buffer );
+
+ wxCHECK_MSG( start >= 0 && end <= l, false,
+ _T("invalid range in wxTextCtrl::SetStyle") );
+
+ GtkTextIter starti, endi;
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start );
+ gtk_text_buffer_get_iter_at_offset( m_buffer, &endi, end );
+
+ // 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
+ // colours for the others
+ wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
+
+ wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
+#else
+ // VERY dirty way to do that - removes the required text and re-adds it
+ // with styling (FIXME)
+
+ gint l = gtk_text_get_length( GTK_TEXT(m_text) );
+
+ wxCHECK_MSG( start >= 0 && end <= l, false,
+ _T("invalid range in wxTextCtrl::SetStyle") );
+
+ gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) );
+ char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), start, end );
+ wxString tmp(text,*wxConvCurrent);
+ g_free( text );
+
+ gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end );
+ gtk_editable_set_position( GTK_EDITABLE(m_text), start );
+
+ #if wxUSE_UNICODE
+ wxWX2MBbuf buf = tmp.mbc_str();
+ const char *txt = buf;
+ size_t txtlen = strlen(buf);
+ #else
+ const char *txt = tmp;
+ size_t txtlen = tmp.length();
+ #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
+ // colours for the others
+ wxGtkTextInsert(m_text,
+ wxTextAttr::Combine(style, m_defaultStyle, this),
+ txt,
+ txtlen);
+
+ /* does not seem to help under GTK+ 1.2 !!!
+ gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */
+ SetInsertionPoint( old_pos );
+#endif
+
+ return true;
+ }
+
+ // else single line
+ // cannot do this for GTK+'s Entry widget
+ return false;
+}
+
+void wxTextCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
+{
+ gtk_widget_modify_style(m_text, style);
+}
+
+void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
+{
+ Cut();
+}
+
+void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
+{
+ Copy();
+}
+
+void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
+{
+ Paste();
+}
+
+void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
+{
+ Undo();
+}
+
+void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
+{
+ Redo();
+}
+
+void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCut() );
+}
+
+void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
+{
+ event.Enable( CanCopy() );
+}
+
+void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
+{
+ event.Enable( CanPaste() );
+}
+
+void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanUndo() );
+}
+
+void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
+{
+ event.Enable( CanRedo() );
+}
+
+void wxTextCtrl::OnInternalIdle()
+{
+ wxCursor cursor = m_cursor;
+ if (g_globalCursor.Ok()) cursor = g_globalCursor;
+
+ if (cursor.Ok())
+ {
+#ifndef __WXGTK20__
+ GdkWindow *window = (GdkWindow*) NULL;
+ if (HasFlag(wxTE_MULTILINE))
+ window = GTK_TEXT(m_text)->text_area;
+ else
+ window = GTK_ENTRY(m_text)->text_area;
+
+ if (window)
+ gdk_window_set_cursor( window, cursor.GetCursor() );
+
+ if (!g_globalCursor.Ok())
+ cursor = *wxSTANDARD_CURSOR;
+
+ window = m_widget->window;
+ if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
+ gdk_window_set_cursor( window, cursor.GetCursor() );
+#endif
+ }
+
+ if (g_delayedFocus == this)
+ {
+ if (GTK_WIDGET_REALIZED(m_widget))
+ {
+ gtk_widget_grab_focus( m_widget );
+ g_delayedFocus = NULL;
+ }
+ }
+
+ if (wxUpdateUIEvent::CanUpdate(this))
+ UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
+}
+
+wxSize wxTextCtrl::DoGetBestSize() const
+{
+ // FIXME should be different for multi-line controls...
+ wxSize ret( wxControl::DoGetBestSize() );
+ wxSize best(80, ret.y);
+ CacheBestSize(best);
+ return best;
+}
+
+// ----------------------------------------------------------------------------
+// freeze/thaw
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Freeze()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+#ifdef __WXGTK20__
+ if ( !m_frozenness++ )
+ {
+ // freeze textview updates and remove buffer
+ g_signal_connect( G_OBJECT(m_text), "expose_event",
+ GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this);
+ g_signal_connect( G_OBJECT(m_widget), "expose_event",
+ GTK_SIGNAL_FUNC(gtk_text_exposed_callback), (gpointer)this);
+ gtk_widget_set_sensitive(m_widget, false);
+ g_object_ref(m_buffer);
+ gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), gtk_text_buffer_new(NULL));
+ }
+#else
+ gtk_text_freeze(GTK_TEXT(m_text));
+#endif
+ }
+}
+
+void wxTextCtrl::Thaw()
+{
+ if ( HasFlag(wxTE_MULTILINE) )
+ {
+#ifdef __WXGTK20__
+ wxASSERT_MSG( m_frozenness > 0, _T("Thaw() without matching Freeze()") );
+
+ if ( !--m_frozenness )
+ {
+ // Reattach buffer and thaw textview updates
+ gtk_text_view_set_buffer(GTK_TEXT_VIEW(m_text), m_buffer);
+ g_object_unref(m_buffer);
+ gtk_widget_set_sensitive(m_widget, true);
+ g_signal_handlers_disconnect_by_func(m_widget, (gpointer)gtk_text_exposed_callback, this);
+ g_signal_handlers_disconnect_by_func(m_text, (gpointer)gtk_text_exposed_callback, this);
+ }
+#else
+ GTK_TEXT(m_text)->vadj->value = 0.0;
+
+ gtk_text_thaw(GTK_TEXT(m_text));
+#endif
+ }
+}
+
+// ----------------------------------------------------------------------------
+// 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
+// ----------------------------------------------------------------------------
+
+GtkAdjustment *wxTextCtrl::GetVAdj() const
+{
+ if ( !IsMultiLine() )
+ return NULL;
+
+#ifdef __WXGTK20__
+ return gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(m_widget));
+#else
+ return GTK_TEXT(m_text)->vadj;
+#endif
+}
+
+bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
+{
+ float value = adj->value + diff;
+
+ if ( value < 0 )
+ value = 0;
+
+ float upper = adj->upper - adj->page_size;
+ if ( value > upper )
+ value = upper;
+
+ // did we noticeably change the scroll position?
+ if ( fabs(adj->value - value) < 0.2 )
+ {
+ // well, this is what Robert does in wxScrollBar, so it must be good...
+ return false;
+ }
+
+ adj->value = value;
+
+#ifdef __WXGTK20__
+ gtk_adjustment_value_changed(GTK_ADJUSTMENT(adj));
+#else
+ gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed");
+#endif
+
+ return true;
+}
+
+bool wxTextCtrl::ScrollLines(int lines)
+{
+ GtkAdjustment *adj = GetVAdj();
+ if ( !adj )
+ return false;
+
+#ifdef __WXGTK20__
+ int diff = (int)ceil(lines*adj->step_increment);
+#else
+ // this is hardcoded to 10 in GTK+ 1.2 (great idea)
+ int diff = 10*lines;
+#endif
+
+ return DoScroll(adj, diff);
+}
+
+bool wxTextCtrl::ScrollPages(int pages)
+{
+ GtkAdjustment *adj = GetVAdj();
+ if ( !adj )
+ return false;
+
+ return DoScroll(adj, (int)ceil(pages*adj->page_increment));
+}
+
+
+// static
+wxVisualAttributes
+wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
+{
+ return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true);
+}
projects / wxWidgets.git / blobdiff