Example #1
0
 long /*int*/ menuItemSelected(long /*int*/ widget, ToolItem item) {
   Event event = new Event();
   switch (item.style) {
     case SWT.DROP_DOWN:
       /*
        * Feature in GTK. The DROP_DOWN item does not
        * contain arrow button in the overflow menu. So, it
        * is impossible to select the menu of that item.
        * The fix is to consider the item selection
        * as Arrow click, in order to popup the drop-down.
        */
       event.detail = SWT.ARROW;
       GtkAllocation allocation = new GtkAllocation();
       OS.gtk_widget_get_allocation(widget, allocation);
       event.x = allocation.x;
       if ((style & SWT.MIRRORED) != 0) event.x = getClientWidth() - allocation.width - event.x;
       event.y = allocation.y + allocation.height;
       break;
     case SWT.RADIO:
       if ((style & SWT.NO_RADIO_GROUP) == 0) item.selectRadio();
       break;
     case SWT.CHECK:
       boolean currentSelection = item.getSelection();
       item.setSelection(!currentSelection);
   }
   item.sendSelectionEvent(SWT.Selection, event, false);
   return 0;
 }
 void setSelection(int index, boolean notify) {
   if (index < 0) return;
   int oldIndex = OS.gtk_notebook_get_current_page(handle);
   if (oldIndex == index) return;
   if (oldIndex != -1) {
     TabItem item = items[oldIndex];
     Control control = item.control;
     if (control != null && !control.isDisposed()) {
       control.setVisible(false);
     }
   }
   OS.g_signal_handlers_block_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   OS.gtk_notebook_set_current_page(handle, index);
   OS.g_signal_handlers_unblock_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   int newIndex = OS.gtk_notebook_get_current_page(handle);
   if (newIndex != -1) {
     TabItem item = items[newIndex];
     Control control = item.control;
     if (control != null && !control.isDisposed()) {
       control.setBounds(getClientArea());
       control.setVisible(true);
     }
     if (notify) {
       Event event = new Event();
       event.item = item;
       sendSelectionEvent(SWT.Selection, event, true);
     }
   }
 }
 void destroyItem(TabItem item) {
   int index = 0;
   int itemCount = getItemCount();
   while (index < itemCount) {
     if (items[index] == item) break;
     index++;
   }
   if (index == itemCount) error(SWT.ERROR_ITEM_NOT_REMOVED);
   int oldIndex = OS.gtk_notebook_get_current_page(handle);
   OS.g_signal_handlers_block_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   OS.gtk_notebook_remove_page(handle, index);
   OS.g_signal_handlers_unblock_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   System.arraycopy(items, index + 1, items, index, --itemCount - index);
   items[itemCount] = null;
   if (index == oldIndex) {
     int newIndex = OS.gtk_notebook_get_current_page(handle);
     if (newIndex != -1) {
       Control control = items[newIndex].getControl();
       if (control != null && !control.isDisposed()) {
         control.setBounds(getClientArea());
         control.setVisible(true);
       }
       Event event = new Event();
       event.item = items[newIndex];
       sendSelectionEvent(SWT.Selection, event, true);
       // the widget could be destroyed at this point
     }
   }
 }
Example #4
0
 long /*int*/ gtk_activate(long /*int*/ widget) {
   Event event = new Event();
   event.item = this;
   int type = OS.gtk_expander_get_expanded(handle) ? SWT.Collapse : SWT.Expand;
   parent.sendEvent(type, event);
   return 0;
 }
Example #5
0
 int /*long*/ gtk_commit(int /*long*/ imcontext, int /*long*/ textPtr) {
   if (!isInlineEnabled()) return 0;
   boolean doit = true;
   ranges = null;
   styles = null;
   caretOffset = commitCount = 0;
   if (textPtr != 0 && inComposition) {
     int length = OS.strlen(textPtr);
     if (length != 0) {
       byte[] buffer = new byte[length];
       OS.memmove(buffer, textPtr, length);
       char[] chars = Converter.mbcsToWcs(null, buffer);
       Event event = new Event();
       event.detail = SWT.COMPOSITION_CHANGED;
       event.start = startOffset;
       event.end = startOffset + text.length();
       event.text = text = chars != null ? new String(chars) : "";
       commitCount = text.length();
       sendEvent(SWT.ImeComposition, event);
       doit = event.doit;
       text = "";
       startOffset = -1;
       commitCount = 0;
     }
   }
   inComposition = false;
   return doit ? 0 : 1;
 }
Example #6
0
 long /*int*/ gtk_clicked(long /*int*/ widget) {
   Event event = new Event();
   if ((style & SWT.DROP_DOWN) != 0) {
     long /*int*/ eventPtr = OS.gtk_get_current_event();
     if (eventPtr != 0) {
       GdkEvent gdkEvent = new GdkEvent();
       OS.memmove(gdkEvent, eventPtr, GdkEvent.sizeof);
       long /*int*/ topHandle = topHandle();
       switch (gdkEvent.type) {
         case OS.GDK_KEY_RELEASE: // Fall Through..
         case OS.GDK_BUTTON_PRESS:
         case OS.GDK_2BUTTON_PRESS:
         case OS.GDK_BUTTON_RELEASE:
           {
             boolean isArrow = false;
             if (OS.GTK_VERSION < OS.VERSION(2, 6, 0)) {
               double[] x_win = new double[1];
               double[] y_win = new double[1];
               OS.gdk_event_get_coords(eventPtr, x_win, y_win);
               int x = OS.GTK_WIDGET_X(arrowHandle) - OS.GTK_WIDGET_X(handle);
               int width = OS.GTK_WIDGET_WIDTH(arrowHandle);
               if ((((parent.style & SWT.RIGHT_TO_LEFT) == 0) && x <= (int) x_win[0])
                   || (((parent.style & SWT.RIGHT_TO_LEFT) != 0) && (int) x_win[0] <= x + width)) {
                 isArrow = true;
               }
             } else if (widget == arrowHandle) {
               isArrow = true;
               topHandle = widget;
               /*
                * Feature in GTK. ArrowButton stays in toggled state if there is no popup menu.
                * It is required to set back the state of arrow to normal state after it is clicked.
                */
               OS.g_signal_handlers_block_matched(
                   widget, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CLICKED);
               OS.gtk_toggle_button_set_active(widget, false);
               OS.g_signal_handlers_unblock_matched(
                   widget, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CLICKED);
             }
             if (isArrow) {
               event.detail = SWT.ARROW;
               event.x = OS.GTK_WIDGET_X(topHandle);
               if ((parent.style & SWT.MIRRORED) != 0)
                 event.x = parent.getClientWidth() - OS.GTK_WIDGET_WIDTH(topHandle) - event.x;
               event.y = OS.GTK_WIDGET_Y(topHandle) + OS.GTK_WIDGET_HEIGHT(topHandle);
             }
             break;
           }
       }
       OS.gdk_event_free(eventPtr);
     }
   }
   if ((style & SWT.RADIO) != 0) {
     if ((parent.getStyle() & SWT.NO_RADIO_GROUP) == 0) {
       selectRadio();
     }
   }
   sendSelectionEvent(SWT.Selection, event, false);
   return 0;
 }
 void createItem(TabItem item, int index) {
   long /*int*/ list = OS.gtk_container_get_children(handle);
   int itemCount = 0;
   if (list != 0) {
     itemCount = OS.g_list_length(list);
     OS.g_list_free(list);
   }
   if (!(0 <= index && index <= itemCount)) error(SWT.ERROR_INVALID_RANGE);
   if (itemCount == items.length) {
     TabItem[] newItems = new TabItem[items.length + 4];
     System.arraycopy(items, 0, newItems, 0, items.length);
     items = newItems;
   }
   long /*int*/ boxHandle = gtk_box_new(OS.GTK_ORIENTATION_HORIZONTAL, false, 0);
   if (boxHandle == 0) error(SWT.ERROR_NO_HANDLES);
   long /*int*/ labelHandle = OS.gtk_label_new_with_mnemonic(null);
   if (labelHandle == 0) error(SWT.ERROR_NO_HANDLES);
   long /*int*/ imageHandle = OS.gtk_image_new();
   if (imageHandle == 0) error(SWT.ERROR_NO_HANDLES);
   OS.gtk_container_add(boxHandle, imageHandle);
   OS.gtk_container_add(boxHandle, labelHandle);
   long /*int*/ pageHandle = OS.g_object_new(display.gtk_fixed_get_type(), 0);
   if (pageHandle == 0) error(SWT.ERROR_NO_HANDLES);
   if (OS.GTK3) {
     OS.gtk_widget_override_background_color(pageHandle, OS.GTK_STATE_FLAG_NORMAL, new GdkRGBA());
     long /*int*/ region = OS.gdk_region_new();
     OS.gtk_widget_input_shape_combine_region(pageHandle, region);
     OS.gdk_region_destroy(region);
   }
   OS.g_signal_handlers_block_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   OS.gtk_notebook_insert_page(handle, pageHandle, boxHandle, index);
   OS.g_signal_handlers_unblock_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
   OS.gtk_widget_show(boxHandle);
   OS.gtk_widget_show(labelHandle);
   OS.gtk_widget_show(pageHandle);
   item.state |= HANDLE;
   item.handle = boxHandle;
   item.labelHandle = labelHandle;
   item.imageHandle = imageHandle;
   item.pageHandle = pageHandle;
   System.arraycopy(items, index, items, index + 1, itemCount++ - index);
   items[index] = item;
   if ((state & FOREGROUND) != 0) {
     item.setForegroundColor(getForegroundColor());
   }
   if ((state & FONT) != 0) {
     item.setFontDescription(getFontDescription());
   }
   if (itemCount == 1) {
     OS.g_signal_handlers_block_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
     OS.gtk_notebook_set_current_page(handle, 0);
     OS.g_signal_handlers_unblock_matched(handle, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, SWITCH_PAGE);
     Event event = new Event();
     event.item = items[0];
     sendSelectionEvent(SWT.Selection, event, false);
     // the widget could be destroyed at this point
   }
 }
 long /*int*/ gtk_switch_page(long /*int*/ widget, long /*int*/ page, long /*int*/ page_num) {
   int index = OS.gtk_notebook_get_current_page(handle);
   if (index != -1) {
     Control control = items[index].getControl();
     if (control != null && !control.isDisposed()) {
       control.setVisible(false);
     }
   }
   TabItem item = items[(int) /*64*/ page_num];
   Control control = item.getControl();
   if (control != null && !control.isDisposed()) {
     control.setBounds(getClientArea());
     control.setVisible(true);
   }
   Event event = new Event();
   event.item = item;
   sendSelectionEvent(SWT.Selection, event, false);
   return 0;
 }
Example #9
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;
 }