org.eclipse.swt.widgets.Tree.drawBackground()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中org.eclipse.swt.widgets.Tree.drawBackground()方法的一些代码示例，展示了Tree.drawBackground()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Tree.drawBackground()方法的具体详情如下：
包路径：org.eclipse.swt.widgets.Tree
类名称：Tree
方法名：drawBackground

Tree.drawBackground介绍

暂无

代码示例

代码示例来源：origin: org.eclipse.scout.sdk.deps/org.eclipse.swt.win32.win32.x86

LRESULT CDDS_PREPAINT (NMTVCUSTOMDRAW nmcd, int /*long*/ wParam, int /*long*/ lParam) {
  if (explorerTheme) {
    if ((OS.IsWindowEnabled (handle) && hooks (SWT.EraseItem)) || findImageControl () != null) {
      RECT rect = new RECT ();
      OS.SetRect (rect, nmcd.left, nmcd.top, nmcd.right, nmcd.bottom);
      drawBackground (nmcd.hdc, rect);
    }
  }
  return new LRESULT (OS.CDRF_NOTIFYITEMDRAW | OS.CDRF_NOTIFYPOSTPAINT);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

@Override
int /*long*/ windowProc (int /*long*/ handle, int /*long*/ arg0, int /*long*/ user_data) {
  switch ((int)/*64*/user_data) {
    case EXPOSE_EVENT_INVERSE: {
      /*
       * Feature in GTK. When the GtkTreeView has no items it does not propagate
       * expose events. The fix is to fill the background in the inverse expose
       * event.
       */
      int itemCount = OS.gtk_tree_model_iter_n_children (modelHandle, 0);
      if (itemCount == 0 && (state & OBSCURED) == 0) {
        if ((state & PARENT_BACKGROUND) != 0 || backgroundImage != null) {
          Control control = findBackgroundControl ();
          if (control != null) {
            GdkEventExpose gdkEvent = new GdkEventExpose ();
            OS.memmove (gdkEvent, arg0, GdkEventExpose.sizeof);
            int /*long*/ window = OS.gtk_tree_view_get_bin_window (handle);
            if (window == gdkEvent.window) {
              drawBackground (control, window, gdkEvent.region, gdkEvent.area_x, gdkEvent.area_y, gdkEvent.area_width, gdkEvent.area_height);
            }
          }
        }
      }
      break;
    }
  }
  return super.windowProc (handle, arg0, user_data);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

@Override
int /*long*/ windowProc (int /*long*/ handle, int /*long*/ arg0, int /*long*/ user_data) {
  switch ((int)/*64*/user_data) {
    case EXPOSE_EVENT_INVERSE: {
      /*
       * Feature in GTK. When the GtkTreeView has no items it does not propagate
       * expose events. The fix is to fill the background in the inverse expose
       * event.
       */
      int itemCount = OS.gtk_tree_model_iter_n_children (modelHandle, 0);
      if (itemCount == 0 && (state & OBSCURED) == 0) {
        if ((state & PARENT_BACKGROUND) != 0 || backgroundImage != null) {
          Control control = findBackgroundControl ();
          if (control != null) {
            GdkEventExpose gdkEvent = new GdkEventExpose ();
            OS.memmove (gdkEvent, arg0, GdkEventExpose.sizeof);
            int /*long*/ window = OS.gtk_tree_view_get_bin_window (handle);
            if (window == gdkEvent.window) {
              drawBackground (control, window, gdkEvent.region, gdkEvent.area_x, gdkEvent.area_y, gdkEvent.area_width, gdkEvent.area_height);
            }
          }
        }
      }
      break;
    }
  }
  return super.windowProc (handle, arg0, user_data);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.s390x

@Override
long /*int*/ windowProc (long /*int*/ handle, long /*int*/ arg0, long /*int*/ user_data) {
  switch ((int)/*64*/user_data) {
    case EXPOSE_EVENT_INVERSE: {
      /*
       * Feature in GTK. When the GtkTreeView has no items it does not propagate
       * expose events. The fix is to fill the background in the inverse expose
       * event.
       */
      int itemCount = OS.gtk_tree_model_iter_n_children (modelHandle, 0);
      if (itemCount == 0 && (state & OBSCURED) == 0) {
        if ((state & PARENT_BACKGROUND) != 0 || backgroundImage != null) {
          Control control = findBackgroundControl ();
          if (control != null) {
            GdkEventExpose gdkEvent = new GdkEventExpose ();
            OS.memmove (gdkEvent, arg0, GdkEventExpose.sizeof);
            long /*int*/ window = OS.gtk_tree_view_get_bin_window (handle);
            if (window == gdkEvent.window) {
              drawBackground (control, window, gdkEvent.region, gdkEvent.area_x, gdkEvent.area_y, gdkEvent.area_width, gdkEvent.area_height);
            }
          }
        }
      }
      break;
    }
  }
  return super.windowProc (handle, arg0, user_data);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

drawBackground (control, window, cairo, rgn, 0, rect.y + rect.height, width [0], height [0] - (rect.y + rect.height));

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.s390x

drawBackground (control, window, cairo, rgn, 0, rect.y + rect.height, width [0], height [0] - (rect.y + rect.height));

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

drawBackground (control, window, cairo, rgn, 0, rect.y + rect.height, width [0], height [0] - (rect.y + rect.height));

代码示例来源：origin: org.eclipse.scout.sdk.deps/org.eclipse.swt.win32.win32.x86

RECT rect = new RECT ();
OS.SetRect (rect, ps.left, ps.top, ps.right, ps.bottom);
drawBackground (hDC, rect);
callWindowProc (handle, OS.WM_PAINT, hDC, 0);
OS.SetWindowOrgEx (hDC, lpPoint1.x, lpPoint1.y, null);

代码示例来源：origin: org.eclipse.scout.sdk.deps/org.eclipse.swt.win32.win32.x86

RECT cellRect = item.getBounds (index, true, true, true, true, true, hDC);
if (clrSortBk != -1) {
  drawBackground (hDC, cellRect, clrSortBk, 0, 0);
} else {
  if (OS.IsWindowEnabled (handle) || findImageControl () != null) {
    drawBackground (hDC, rect);
  } else {
    fillBackground (hDC, OS.GetBkColor (hDC), rect);
    fillBackground (hDC, OS.GetBkColor (hDC), rect);
  } else {
    if (OS.IsWindowEnabled (handle)) drawBackground (hDC, rect);

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);
  Cairo.cairo_reset_clip (cr);
drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);
  Cairo.cairo_reset_clip (cr);
drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.s390x

drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);
  Cairo.cairo_reset_clip (cr);
drawBackground (control, window, cr, 0, rect.x, rect.y, rect.width, rect.height);
if (cr != 0) {
  Cairo.cairo_restore (cr);

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