Beispiel #1
0
 Color _getForeground() {
   int /*long*/[] ptr = new int /*long*/[1];
   OS.gtk_tree_model_get(parent.modelHandle, handle, Table.FOREGROUND_COLUMN, ptr, -1);
   if (ptr[0] == 0) return parent.getForeground();
   GdkColor gdkColor = new GdkColor();
   OS.memmove(gdkColor, ptr[0], GdkColor.sizeof);
   return Color.gtk_new(display, gdkColor);
 }
Beispiel #2
0
  /**
   * Sets the background color at the given column index in the receiver to the color specified by
   * the argument, or to the default system color for the item if the argument is null.
   *
   * @param index the column index
   * @param color the new color (or null)
   * @exception IllegalArgumentException
   *     <ul>
   *       <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed
   *     </ul>
   *
   * @exception SWTException
   *     <ul>
   *       <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
   *       <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
   *     </ul>
   *
   * @since 3.0
   */
  public void setBackground(int index, Color color) {
    checkWidget();
    if (color != null && color.isDisposed()) {
      SWT.error(SWT.ERROR_INVALID_ARGUMENT);
    }
    if (_getBackground(index).equals(color)) return;
    int count = Math.max(1, parent.getColumnCount());
    if (0 > index || index > count - 1) return;
    int modelIndex =
        parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
    GdkColor gdkColor = color != null ? color.handle : null;
    OS.gtk_list_store_set(
        parent.modelHandle, handle, modelIndex + Table.CELL_BACKGROUND, gdkColor, -1);
    /*
     * Bug in GTK.  When using fixed-height-mode,
     * row changes do not cause the row to be repainted.  The fix is to
     * invalidate the row when it is cleared.
     */
    if ((parent.style & SWT.VIRTUAL) != 0) {
      if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2) && OS.GTK_VERSION < OS.VERSION(2, 6, 3)) {
        redraw();
      }
    }
    cached = true;

    if (color != null) {
      boolean customDraw =
          (parent.columnCount == 0) ? parent.firstCustomDraw : parent.columns[index].customDraw;
      if (!customDraw) {
        if ((parent.style & SWT.VIRTUAL) == 0) {
          int /*long*/ parentHandle = parent.handle;
          int /*long*/ column = 0;
          if (parent.columnCount > 0) {
            column = parent.columns[index].handle;
          } else {
            column = OS.gtk_tree_view_get_column(parentHandle, index);
          }
          if (column == 0) return;
          int /*long*/ textRenderer = parent.getTextRenderer(column);
          int /*long*/ imageRenderer = parent.getPixbufRenderer(column);
          OS.gtk_tree_view_column_set_cell_data_func(
              column, textRenderer, display.cellDataProc, parentHandle, 0);
          OS.gtk_tree_view_column_set_cell_data_func(
              column, imageRenderer, display.cellDataProc, parentHandle, 0);
        }
        if (parent.columnCount == 0) {
          parent.firstCustomDraw = true;
        } else {
          parent.columns[index].customDraw = true;
        }
      }
    }
  }
Beispiel #3
0
 Color _getForeground(int index) {
   int count = Math.max(1, parent.columnCount);
   if (0 > index || index > count - 1) return _getForeground();
   int /*long*/[] ptr = new int /*long*/[1];
   int modelIndex =
       parent.columnCount == 0 ? Table.FIRST_COLUMN : parent.columns[index].modelIndex;
   OS.gtk_tree_model_get(parent.modelHandle, handle, modelIndex + Table.CELL_FOREGROUND, ptr, -1);
   if (ptr[0] == 0) return _getForeground();
   GdkColor gdkColor = new GdkColor();
   OS.memmove(gdkColor, ptr[0], GdkColor.sizeof);
   return Color.gtk_new(display, gdkColor);
 }
Beispiel #4
0
 /**
  * Sets the receiver's background color to the color specified by the argument, or to the default
  * system color for the item if the argument is null.
  *
  * @param color the new color (or null)
  * @exception IllegalArgumentException
  *     <ul>
  *       <li>ERROR_INVALID_ARGUMENT - if the argument has been disposed
  *     </ul>
  *
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
  *       <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
  *     </ul>
  *
  * @since 2.0
  */
 public void setBackground(Color color) {
   checkWidget();
   if (color != null && color.isDisposed()) {
     SWT.error(SWT.ERROR_INVALID_ARGUMENT);
   }
   if (_getBackground().equals(color)) return;
   GdkColor gdkColor = color != null ? color.handle : null;
   OS.gtk_list_store_set(parent.modelHandle, handle, Table.BACKGROUND_COLUMN, gdkColor, -1);
   /*
    * Bug in GTK.  When using fixed-height-mode,
    * row changes do not cause the row to be repainted.  The fix is to
    * invalidate the row when it is cleared.
    */
   if ((parent.style & SWT.VIRTUAL) != 0) {
     if (OS.GTK_VERSION >= OS.VERSION(2, 3, 2) && OS.GTK_VERSION < OS.VERSION(2, 6, 3)) {
       redraw();
     }
   }
   cached = true;
 }
Beispiel #5
0
 int /*long*/ gtk_preedit_changed(int /*long*/ imcontext) {
   if (!isInlineEnabled()) return 0;
   ranges = null;
   styles = null;
   commitCount = 0;
   int /*long*/ imHandle = imHandle();
   int /*long*/[] preeditString = new int /*long*/[1];
   int /*long*/[] pangoAttrs = new int /*long*/[1];
   int[] cursorPos = new int[1];
   OS.gtk_im_context_get_preedit_string(imHandle, preeditString, pangoAttrs, cursorPos);
   caretOffset = cursorPos[0];
   char[] chars = null;
   if (preeditString[0] != 0) {
     int length = OS.strlen(preeditString[0]);
     byte[] buffer = new byte[length];
     OS.memmove(buffer, preeditString[0], length);
     chars = Converter.mbcsToWcs(null, buffer);
     if (pangoAttrs[0] != 0) {
       int count = 0;
       int /*long*/ iterator = OS.pango_attr_list_get_iterator(pangoAttrs[0]);
       while (OS.pango_attr_iterator_next(iterator)) count++;
       OS.pango_attr_iterator_destroy(iterator);
       ranges = new int[count * 2];
       styles = new TextStyle[count];
       iterator = OS.pango_attr_list_get_iterator(pangoAttrs[0]);
       PangoAttrColor attrColor = new PangoAttrColor();
       PangoAttrInt attrInt = new PangoAttrInt();
       int[] start = new int[1];
       int[] end = new int[1];
       for (int i = 0; i < count; i++) {
         OS.pango_attr_iterator_range(iterator, start, end);
         ranges[i * 2] =
             (int) /*64*/
                 OS.g_utf16_pointer_to_offset(preeditString[0], preeditString[0] + start[0]);
         ranges[i * 2 + 1] =
             (int) /*64*/ OS.g_utf16_pointer_to_offset(preeditString[0], preeditString[0] + end[0])
                 - 1;
         styles[i] = new TextStyle(null, null, null);
         int /*long*/ attr = OS.pango_attr_iterator_get(iterator, OS.PANGO_ATTR_FOREGROUND);
         if (attr != 0) {
           OS.memmove(attrColor, attr, PangoAttrColor.sizeof);
           GdkColor color = new GdkColor();
           color.red = attrColor.color_red;
           color.green = attrColor.color_green;
           color.blue = attrColor.color_blue;
           styles[i].foreground = Color.gtk_new(display, color);
         }
         attr = OS.pango_attr_iterator_get(iterator, OS.PANGO_ATTR_BACKGROUND);
         if (attr != 0) {
           OS.memmove(attrColor, attr, PangoAttrColor.sizeof);
           GdkColor color = new GdkColor();
           color.red = attrColor.color_red;
           color.green = attrColor.color_green;
           color.blue = attrColor.color_blue;
           styles[i].background = Color.gtk_new(display, color);
         }
         attr = OS.pango_attr_iterator_get(iterator, OS.PANGO_ATTR_UNDERLINE);
         if (attr != 0) {
           OS.memmove(attrInt, attr, PangoAttrInt.sizeof);
           styles[i].underline = attrInt.value != OS.PANGO_UNDERLINE_NONE;
           ;
           styles[i].underlineStyle = SWT.UNDERLINE_SINGLE;
           switch (attrInt.value) {
             case OS.PANGO_UNDERLINE_DOUBLE:
               styles[i].underlineStyle = SWT.UNDERLINE_DOUBLE;
               break;
             case OS.PANGO_UNDERLINE_ERROR:
               styles[i].underlineStyle = SWT.UNDERLINE_ERROR;
               break;
           }
           if (styles[i].underline) {
             attr = OS.pango_attr_iterator_get(iterator, OS.PANGO_ATTR_UNDERLINE_COLOR);
             if (attr != 0) {
               OS.memmove(attrColor, attr, PangoAttrColor.sizeof);
               GdkColor color = new GdkColor();
               color.red = attrColor.color_red;
               color.green = attrColor.color_green;
               color.blue = attrColor.color_blue;
               styles[i].underlineColor = Color.gtk_new(display, color);
             }
           }
         }
         OS.pango_attr_iterator_next(iterator);
       }
       OS.pango_attr_iterator_destroy(iterator);
       OS.pango_attr_list_unref(pangoAttrs[0]);
     }
     OS.g_free(preeditString[0]);
   }
   if (chars != null) {
     if (text.length() == 0) {
       /*
        * Bug in GTK. In Solaris, the IME sends multiple
        * preedit_changed signals with an empty text.
        * This behavior is not correct for SWT and can
        * cause the editor to replace its current selection
        * with an empty string. The fix is to ignore any
        * preedit_changed signals with an empty text when
        * the preedit buffer is already empty.
        */
       if (chars.length == 0) return 0;
       startOffset = -1;
     }
     int end = startOffset + text.length();
     if (startOffset == -1) {
       Event event = new Event();
       event.detail = SWT.COMPOSITION_SELECTION;
       sendEvent(SWT.ImeComposition, event);
       startOffset = event.start;
       end = event.end;
     }
     inComposition = true;
     Event event = new Event();
     event.detail = SWT.COMPOSITION_CHANGED;
     event.start = startOffset;
     event.end = end;
     event.text = text = chars != null ? new String(chars) : "";
     sendEvent(SWT.ImeComposition, event);
   }
   return 1;
 }