django的CharField在admin后台的默认展现方式时input的形式,有时咱们须要修改为textarea用来优化输入。python
咱们能够在admin.py中作处理,如下例子:django
第一种方式咱们定义一下fromfield_overrideside
from django.contrib import admin class SchoolAdmin(admin.ModelAdmin): formfield_overrides = {models.CharField: {'widget': forms.Textarea},} admin.site.register(School, SchoolAdmin)
这样以后,school的编辑页面的全部charfield的编辑方式都将变为textarea的形式,但咱们也许须要指定特定的字段修改type优化
第二种 重写formfield_for_dbfield方法code
class SchoolAdmin(admin.ModelAdmin): # formfield_overrides = {models.CharField: {'widget': forms.Textarea},} def formfield_for_dbfield(self, db_field, **kwargs): formfield = super(SchoolAdmin, self).formfield_for_dbfield(db_field, **kwargs) if db_field.name in ['intro', 'base_info']: formfield.widget = forms.Textarea(attrs=formfield.widget.attrs) return formfield admin.site.register(School, SchoolAdmin)
作一个fieldname的判断处理,这样就能够指定字段为指定类型
orm