コード例 #1
0
 int getPreferredWidth(GC gc) {
   int width = ExpandItem.TEXT_INSET * 2 + ExpandItem.CHEVRON_SIZE;
   if (image != null) {
     width += ExpandItem.TEXT_INSET + imageWidth;
   }
   if (text.length() > 0) {
     width += gc.stringExtent(text).x;
   }
   return width;
 }
コード例 #2
0
 void drawChevron(GC gc, int x, int y) {
   int[] polyline1, polyline2;
   if (expanded) {
     int px = x + 4 + 5;
     int py = y + 4 + 7;
     polyline1 =
         new int[] {
           px, py, px + 1, py, px + 1, py - 1, px + 2, py - 1, px + 2, py - 2, px + 3, py - 2,
           px + 3, py - 3, px + 3, py - 2, px + 4, py - 2, px + 4, py - 1, px + 5, py - 1, px + 5,
           py, px + 6, py
         };
     py += 4;
     polyline2 =
         new int[] {
           px, py, px + 1, py, px + 1, py - 1, px + 2, py - 1, px + 2, py - 2, px + 3, py - 2,
           px + 3, py - 3, px + 3, py - 2, px + 4, py - 2, px + 4, py - 1, px + 5, py - 1, px + 5,
           py, px + 6, py
         };
   } else {
     int px = x + 4 + 5;
     int py = y + 4 + 4;
     polyline1 =
         new int[] {
           px, py, px + 1, py, px + 1, py + 1, px + 2, py + 1, px + 2, py + 2, px + 3, py + 2,
           px + 3, py + 3, px + 3, py + 2, px + 4, py + 2, px + 4, py + 1, px + 5, py + 1, px + 5,
           py, px + 6, py
         };
     py += 4;
     polyline2 =
         new int[] {
           px, py, px + 1, py, px + 1, py + 1, px + 2, py + 1, px + 2, py + 2, px + 3, py + 2,
           px + 3, py + 3, px + 3, py + 2, px + 4, py + 2, px + 4, py + 1, px + 5, py + 1, px + 5,
           py, px + 6, py
         };
   }
   gc.setForeground(display.getSystemColor(SWT.COLOR_TITLE_FOREGROUND));
   gc.drawPolyline(polyline1);
   gc.drawPolyline(polyline2);
 }
コード例 #3
0
 void drawItem(GC gc, boolean drawFocus) {
   int headerHeight = parent.getBandHeight();
   Display display = getDisplay();
   gc.setForeground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND));
   gc.setBackground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND_GRADIENT));
   gc.fillGradientRectangle(x, y, width, headerHeight, true);
   if (expanded) {
     gc.setForeground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND_GRADIENT));
     gc.drawLine(x, y + headerHeight, x, y + headerHeight + height - 1);
     gc.drawLine(x, y + headerHeight + height - 1, x + width - 1, y + headerHeight + height - 1);
     gc.drawLine(x + width - 1, y + headerHeight + height - 1, x + width - 1, y + headerHeight);
   }
   int drawX = x;
   if (image != null) {
     drawX += ExpandItem.TEXT_INSET;
     if (imageHeight > headerHeight) {
       gc.drawImage(image, drawX, y + headerHeight - imageHeight);
     } else {
       gc.drawImage(image, drawX, y + (headerHeight - imageHeight) / 2);
     }
     drawX += imageWidth;
   }
   if (text.length() > 0) {
     drawX += ExpandItem.TEXT_INSET;
     Point size = gc.stringExtent(text);
     gc.setForeground(parent.getForeground());
     gc.drawString(text, drawX, y + (headerHeight - size.y) / 2, true);
   }
   int chevronSize = ExpandItem.CHEVRON_SIZE;
   drawChevron(gc, x + width - chevronSize, y + (headerHeight - chevronSize) / 2);
   if (drawFocus) {
     gc.drawFocus(x + 1, y + 1, width - 2, headerHeight - 2);
   }
 }