摘要:
在mdi窗体类型的编程中,主窗体(fsmdiform)怎样调用子窗体(fsmdichild,此子窗体为dll)。以下是我的原代码:==========================================================================================dpr 单元代码
program mdiform;
uses forms, umdi......
摘要:
1 前言
2 插件框架(untdllmanager)
2.2 实现代码
unit untdllmanager;
interface
uses
windows, classes, sysutils, forms;
type
edllerror = class(exception);
tdllclass = class of tdll;......
只允许建立一次子窗体的MDI程序
procedure openchildform(formclass: tformclass; var fm; aowner:tcomponent);var 【程序编程相关:
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】 i: integer; 【扩展信息:
我的文章-《剖析Delphi中的多态》
】 child: tform; begin for i := 0 to screen.formcount - 1 do if screen.forms[i].classtype = formclass then begin child := screen.forms[i]; if child.windowstate = wsminimized then showwindow(child.handle, sw_shownormal) else ...
下一页 摘要:
unit testdbg;
interface
uses windows, messages, sysutils, variants, classes, graphics, controls, forms, dialogs, grids, dbgrids, db, adodb, stdctrls,types;
type tform1 = class(tform) dbg: tdbgrid;......