codeplayer

class Article(models.Model):
    title = models.CharField(u'标题', maxlength=255)
    author = models.CharField(u'作者', maxlength=20)
    hits = models.IntegerField(u'点击数', default=0, editable=False)
    content = models.TextField(u'内容')

In [1]: import django.newforms as forms

In [2]: from newformstutorials.blog.models import Article

In [3]: ArticleForm = forms.form_for_model(Article)

In [4]: form = ArticleForm()

In [5]: print unicode(form)
标题:
作者:"text" name="author" maxlength="20" />
内容:rows="10" cols="40" name="content"></td></tr><br /><br />In [6]: print form.as_ul()<br /><li><label for="id_title">标题:</label> <input name="t<br />itle" maxlength="255" id="id_title" type="text" /></li><br /><li><label for="id_author">作者:</label> <input id="id_author" type="text" name=<br />"author" maxlength="20" /></li><br /><li><label for="id_content">内容:</label> <textarea id="id_content" rows="10" co<br />ls="40" name="content"></li><br /></pre><br />一个空白的 form 就这样出来了，这就是个添加文章的表单，让我们用这个表单来加点数据吧：<br /><pre>In [7]: form = ArticleForm({'title':'some title','author':'huangyi'})<br /><br />In [8]: form.is_valid()<br />Out[8]: False<br /><br />In [9]: form.errors<br />Out[9]: {'content': [u'This field is required.']}<br /><br />In [10]: form = ArticleForm({'title':'some title','author':'huangyi', 'content':<br />'some contents...'})<br /><br />In [11]: form.is_valid()<br />Out[11]: True<br /><br />In [12]: article = form.save(commit=True)<br /></pre><br />OK，数据就这样保存了，我们再来试试数据更新的页面吧：<br /><pre>In [13]: ChangeForm = forms.form_for_instance(article)<br /><br />In [14]: form = ChangeForm()<br /><br />In [15]: print unicode(form)<br /><tr><th><label for="id_title">标题:</label></th><td><input name="title" maxlength="255" id="id_title" type="t<br />ext" value="some title" /></td></tr><br /><tr><th><label for="id_author">作者:</label></th><td><input id="id_author" type=<br />"text" name="author" value="huangyi" maxlength="20" /></td></tr><br /><tr><th><label for="id_content">内容:</label></th><td><textarea id="id_content"<br />rows="10" cols="40" name="content">some contents...</td></tr><br /><br />In [16]: form = ChangeForm({'title':'another title', 'author':'huangyi', 'conten<br />t':'other contents...'})<br />In [17]: form.is_valid()<br />Out[17]: True<br /><br />In [18]: form.save()<br />Out[18]: <article: article object><br /><br />In [19]: article = Article.objects.get(id=article.id)<br /><br />In [20]: article.title<br />Out[20]: 'another title'<br /></article:></pre>
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    <ul>
      <li>17:40</li>
      <li>浏览 (1555)</li>
      <li><a href="#comments">评论</a> (3)</li>
      <li>分类: <a href="/category/9209">django</a></li>
      
      <li>发布在 <a href="http://onlypython.group.javaeye.com">Python</a> 圈子
      
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    <h5>评论</h5>
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    <div id="bc293819">
  <div class="comment_title">
    <a href='http://simohayha.javaeye.com' target='_blank'>simohayha</a>
    2007-05-23
    
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  <div class="comment_content">贴代码用bbcode比较好，richcode不好用.</div>
</div>
<div id="bc293762">
  <div class="comment_title">
    <a href='http://codeplayer.javaeye.com' target='_blank'>huangyiiiiii</a>
    2007-05-23
    
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  <div class="comment_content"><a href="http://codeplayer.blogspot.com/2007/05/newforms.html" target="_blank">http://codeplayer.blogspot.com/2007/05/newforms.html</a></div>
</div>
<div id="bc293759">
  <div class="comment_title">
    <a href='http://codeplayer.javaeye.com' target='_blank'>huangyiiiiii</a>
    2007-05-23
    
  </div>
  <div class="comment_content">郁闷那，我都是写的 < > ，怎么都当html显示出来了呢？</div>
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      <h5>发表评论</h5>
      
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