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一个多文档界面的应用程序
namespace microsoft.samples.winforms.cs.mdi {
using system;
using system.componentmodel;
using system.drawing;
using system.winforms;
public class mainform : system.winforms.form {
private system.componentmodel.container components;
private system.winforms.mainmenu mainmenu;
private system.winforms.statusbar statusbar1;
private int windowcount = 0 ;
public mainform() {
// required by the windows forms designer
initializecomponent();
// todo: add any constructor code after initializecomponent call
//setup mdi stuff
this.ismdicontainer = true;
this.mdichildactivate += new eventhandler(this.mdichildactivated);
//add file menu
menuitem mifile = mainmenu.menuitems.add("&file");
mifile.mergeorder=0;
mifile.mergetype = menumerge.mergeitems;
menuitem miadddoc = new menuitem("&add document", new eventhandler(this.fileadd_clicked), shortcut.ctrla);
miadddoc.mergeorder=100;
menuitem miexit = new menuitem("e&xit", new eventhandler(this.fileexit_clicked), shortcut.ctrlx);
miexit.mergeorder=110;
mifile.menuitems.add(miadddoc);
mifile.menuitems.add("-"); // gives us a seperator
mifile.menuitems.add(miexit);
//add window menu
menuitem miwindow = mainmenu.menuitems.add("&window");
miwindow.mergeorder = 10;
miwindow.menuitems.add("&cascade", new eventhandler(this.windowcascade_clicked));
miwindow.menuitems.add("tile &horizontal", new eventhandler(this.windowtileh_clicked));
miwindow.menuitems.add("tile &vertical", new eventhandler(this.windowtilev_clicked));
miwindow.mdilist = true ; //adds the mdi window list to the bottom of the menu
adddocument(); //add an initial doc
}
//add a document
private void adddocument() {
windowcount++ ;
document doc = new document("document " + windowcount);
doc.mdiparent = this;
doc.show();
}
//file->add menu item handler
protected void fileadd_clicked(object sender, system.eventargs e) {
adddocument() ;
}
//file->exit menu item handler
protected void fileexit_clicked(object sender, system.eventargs e) {
this.close();
}
//one of the mdi child windows has been activated
protected void mdichildactivated(object sender, system.eventargs e) {
if (null == this.activemdichild) {
statusbar1.text = "";
} else {
statusbar1.text = this.activemdichild.text;
}
}
//window->cascade menu item handler
protected void windowcascade_clicked(object sender, system.eventargs e) {
this.layoutmdi(mdilayout.cascade);
}
//window->tile horizontally menu item handler
protected void windowtileh_clicked(object sender, system.eventargs e) {
this.layoutmdi(mdilayout.tilehorizontal);
}
//window->tile vertically menu item handler
protected void windowtilev_clicked(object sender, system.eventargs e) {
this.layoutmdi(mdilayout.tilevertical);
}
public override void dispose() {
base.dispose();
components.dispose();
}
protected void initializecomponent() {
this.components = new system.componentmodel.container();
this.mainmenu = new system.winforms.mainmenu();
this.statusbar1 = new system.winforms.statusbar();
this.autoscalebasesize = new system.drawing.size(5, 13);
this.text = "mdi example";
this.menu = mainmenu;
this.clientsize = new system.drawing.size(450, 200);
statusbar1.backcolor = system.drawing.systemcolors.control;
statusbar1.size = new system.drawing.size(496, 20);
statusbar1.tabindex = 1;
statusbar1.text = "";
statusbar1.location = new system.drawing.point(0, 273);
this.controls.add(statusbar1);
}
public static void main(string[] args) {
application.run(new mainform());
}
}
}
作者:jspfuns()
