我有2个combobox,其中data是combobox0中的数据,我想当combobox0中选择浙江的时候在combobox1中加入杭州,但问题出来了,我要是在combobox0选择了2次浙江,在combobox1就会重复出现杭州的问题,怎么解决啊,源代码如下,我的if self.combobox.GetString(self.combobox.GetSelection()) <> "杭州".decode('utf-8'):判断居然不行,而且哪怕行的话,有这么多市,一个个判断也很累,有什么办法解决啊 if data == "浙江".decode('utf-8'): ...
by xubizhen - Python - 2008-11-21 16:00:07 阅读(2266) 回复(1)
Overview = """\ A combobox is like a combination of an edit control and a listbox. It can be displayed as static list with editable or read-only text field; or a drop-down list with text field; or a drop-down list without a text field. Normally, combobox have be created for read-only controls. Meanwhile it can be dynamically created (that is, it is initially empty but then we 'grow' it out of...
一般的JTextField只要setDocument(new PlianDocument(){....})就行, 为什么以下这样不行? 好像没起作用 combobox _combobox1 = new combobox(); Component component1 = _combobox1.getEditor().getEditorComponent(); if(component1 instanceof JTextField ) { ((JTextField )component1).setDocument(new LengthLimitedDocument ()); } LengthLimitedDocument 是这样定义的: class LengthL...
新学winsdk编程,不知道怎么给combobox添加item,知道的大侠帮个忙,谢谢! hWndCom = CreateWindowEx(WS_EX_STATICEDGE,"combobox","combox",WS_CHILD|WS_VISIBLE|CBS_DROPDOWNLIST|CBS_SIMPLE,10,140,100,20,hWnd,NULL,hinstance,NULL); 这个是创建窗口,然后怎么做就不知道了。
get a different model of serial number for combobox. private DefaultcomboboxModel getcomboboxModel(int start, int finish, int step, int adjust) { String combo[] = new String[(finish-start+1)/step]; for(int i = start ; i combo[(i-start)/step] = java.lang.String.valueOf(i + adjust); } DefaultcomboboxModel comboModel = new DefaultcomboboxModel(combo); ...
VC6.0 对话框中加入combobox,对其加入变量 Ccombobox m_strPicTable; 在.cpp中加入 m_strPicTable.AddString(strPicTable[0]); 后,调用此DLL的VC程序就不能正常打开DLL中的对话框, 取消m_strPicTable.AddString(strPicTable[0]);后 程序正常
Dialog中包含一个combobox,设置对话框属性为modal时,鼠标点击combobox不能展开下拉列表, 如果去掉gtk_window_set_modal(GTK_WINDOW(dialog),TRUE);则点击鼠标可以展开列表。 不知是什么原因,请指点,谢谢!