+ 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__
+ GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ GtkTextIter fromi, toi;
+ gtk_text_buffer_get_iter_at_offset( buf, &fromi, from );
+ gtk_text_buffer_get_iter_at_offset( buf, &toi, to );
+
+ gtk_text_buffer_place_cursor( buf, &toi );
+ gtk_text_buffer_move_mark_by_name( buf, "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__
+ GtkTextBuffer *buf = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+ GtkTextIter iter;
+ gtk_text_buffer_get_start_iter( buf, &iter );
+ gtk_text_iter_set_offset( &iter, pos );
+ GtkTextMark *mark = gtk_text_buffer_create_mark( buf, 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)
+ {
+ GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ // 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( text_buffer );
+ GtkTextIter cursor;
+ gtk_text_buffer_get_iter_at_mark( text_buffer, &cursor, mark );
+
+ return gtk_text_iter_get_offset( &cursor );
+ }
+ else
+#endif
+ {
+ return (long) GET_EDITABLE_POS(m_text);
+ }
+}
+
+long wxTextCtrl::GetLastPosition() const
+{
+ wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
+
+ int pos = 0;
+
+ if (m_windowStyle & wxTE_MULTILINE)
+ {
+#ifdef __WXGTK20__
+ GtkTextBuffer *text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+ GtkTextIter end;
+ gtk_text_buffer_get_end_iter( text_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)
+ {
+ GtkTextBuffer *
+ text_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(m_text) );
+
+ GtkTextIter fromi, toi;
+ gtk_text_buffer_get_iter_at_offset( text_buffer, &fromi, from );
+ gtk_text_buffer_get_iter_at_offset( text_buffer, &toi, to );
+
+ gtk_text_buffer_delete( text_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.IsEmpty())
+ {
+#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)
+ {
+ GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (m_text));
+ GtkTextIter ifrom, ito;
+ if ( gtk_text_buffer_get_selection_bounds(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( wxT("") );
+}
+
+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()
projects / wxWidgets.git / blobdiff