menu¶
-
class
webix.ui.menu(data)¶ Arguments: - data (object) – A configuration object
Menu view.
External references¶
Code¶
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name:"menu",
_listClassName:"webix_menu",
$init:function(config){
if (config.autowidth){
this._autowidth_submenu = true;
delete config.autowidth;
}
this.data.attachEvent('onStoreUpdated', webix.bind(function(){
this._hide_sub_menu();
},this));
this.attachEvent('onMouseMove', this._mouse_move_menu);
this.attachEvent('onMouseOut',function(){
if (this._menu_was_activated() && this._settings.openAction == "click") return;
if (!this._child_menu_active)
this._hide_sub_menu();
});
this.attachEvent('onItemClick', function(id, e, trg){
var item = this.getItem(id);
if (item){
if (item.$template) return;
var parent = this.getTopMenu();
//ignore disabled items
if (!this.data.getMark(id, "webix_disabled")){
if (!parent.callEvent("onMenuItemClick", [id, e, trg])){
e.showpopup = true;
return;
}
if (this != parent)
parent._call_onclick(id,e,trg);
//click on group - do not close submenus
if (!item.submenu){
parent._hide_sub_menu(true);
if (parent._hide_on_item_click)
parent.hide();
} else {
if ((this === parent || webix.env.touch ) && parent._settings.openAction == "click"){
this._mouse_move_activation(id, trg);
}
//do not close popups when clicking on menu folder
e.showpopup = true;
}
}
}
});
this.attachEvent("onKeyPress", function(code, e){
if(code === 9) this.getTopMenu()._hide_sub_menu();
else if(code === 13 || code === 32){
var sel = this.getSelectedId(), node;
if(sel)
node = this.getItemNode(sel);
if(node)
webix.html.triggerEvent(node, "MouseEvents", "click");
}
});
this.data.attachEvent("onClearAll", function(){
this._hidden_items = [];
});
this.data._hidden_items = [];
this._viewobj.setAttribute("role", "menubar");
},
sizeToContent:function(){
if (this._settings.layout == "y"){
var texts = [];
var isSubmenu = false;
this.data.each(function(obj){
texts.push(this._toHTML(obj));
if(obj.submenu)
isSubmenu = true;
}, this);
// text width + padding + borders+ arrow
this.config.width = webix.html.getTextSize(texts, this.$view.className).width+8*2+2+(isSubmenu?15:0);
this.resize();
} else webix.assert(false, "sizeToContent will work for vertical menu only");
},
getTopMenu:function(){
var parent = this;
while (parent._parent_menu)
parent = webix.$$(parent._parent_menu);
return parent;
},
_auto_height_calc:function(count){
if (this._settings.autoheight) count = this.count();
var height = 0;
for (var i=0; i<count; i++){
var item = this.data.pull[this.data.order[i]];
if (item && item.$template == "Separator")
height+=4;
else
height+=this.type.height;
}
return height;
},
on_mouse_move:{},
type:{
css:"menu",
width:"auto",
aria:function(obj, common, marks){
return 'role="menuitem"'+(marks && marks.webix_selected?' aria-selected="true" tabindex="0"':'tabindex="-1"')+(obj.submenu?'aria-haspopup="true"':'')+(marks && marks.webix_disabled?' aria-disabled="true"':'');
},
templateStart:function(obj, common, mark){
if (obj.$template === "Separator" || obj.$template === "Spacer"){
return '<div webix_l_id="#id#" role="separator" tabindex="-1" class="webix_context_'+obj.$template.toLowerCase()+'">';
}
var link = (obj.href?" href='"+obj.href+"' ":"")+(obj.target?" target='"+obj.target+"' ":"");
return webix.ui.list.prototype.type.templateStart(obj,common,mark).replace(/^<div/,"<a "+link)+((obj.submenu && common.subsign)?"<div class='webix_submenu_icon'></div>":"");
},
templateEnd: function(obj, common, mark){
return (obj.$template === "Separator" || obj.$template === "Spacer")?"</div>":"</a>";
},
templateSeparator:webix.template("<div class='sep_line'></div>"),
templateSpacer:webix.template("<div></div>")
},
getMenu: function(id){
if (!this.data.pull[id]){
for (var subid in this.data.pull){
var obj = this.getItem(subid);
if (obj.submenu){
var search = this._get_submenu(obj).getMenu(id);
if (search) return search;
}
}
} else return this;
},
getSubMenu:function(id){
var menu = this.getMenu(id);
var obj = menu.getItem(id);
return (obj.submenu?menu._get_submenu(obj):null);
},
getMenuItem:function(id){
return this.getMenu(id).getItem(id);
},
_get_submenu:function(data){
var sub = webix.$$(data.submenu);
if (!sub){
data.submenu = this._create_sub_menu(data);
sub = webix.$$(data.submenu);
}
return sub;
},
_mouse_move_menu:function(id, e, target){
if (!this._menu_was_activated())
return;
this._mouse_move_activation(id, target);
},
_menu_was_activated:function(){
var top = this.getTopMenu();
if (top._settings.openAction == "click"){
if (webix.env.touch) return false;
var sub = top._open_sub_menu;
if (sub && webix.$$(sub).isVisible())
return true;
return false;
}
return true;
},
_mouse_move_activation:function(id, target){
var data = this.getItem(id);
if (!data) return;
//clear flag of submenu usage
this._child_menu_active = null;
//hide previously opened sub-menu
if (this._open_sub_menu && data.submenu != this._open_sub_menu)
this._hide_sub_menu(true);
//show submenu
if (data.submenu&&!this.config.hidden){
var sub = this._get_submenu(data);
if(this.data.getMark(id,"webix_disabled"))
return;
sub.show(target,{ pos:this._settings.subMenuPos });
sub._parent_menu = this._settings.id;
this._open_sub_menu = data.submenu;
}
},
disableItem:function(id){
this.getMenu(id).addCss(id, "webix_disabled");
},
enableItem:function(id){
this.getMenu(id).removeCss(id, "webix_disabled");
},
_set_item_hidden:function(id, state){
var menu = this.data;
if (menu._hidden_items[id] != state){
menu._hidden_items[id] = state;
menu.filter(function(obj){
return !menu._hidden_items[obj.id];
});
this.resize();
}
},
hideItem:function(id){
var menu = this.getMenu(id);
if (menu) menu._set_item_hidden(id, true);
},
showItem:function(id){
var menu = this.getMenu(id);
if (menu){
menu._set_item_hidden(id, false);
return webix.ui.list.prototype.showItem.call(menu, id);
}
},
_hide_sub_menu : function(mode){
if (this._open_sub_menu){
//recursive sub-closing
var sub = webix.$$(this._open_sub_menu);
if (sub._hide_sub_menu) //custom context may not have submenu
sub._hide_sub_menu(mode);
if (mode || !sub._show_on_mouse_out){
sub.hide();
this._open_sub_menu = null;
}
}
},
_create_sub_menu : function(data){
var listConfig = {
view:"submenu",
data:data.submenu
};
var settings = this.getTopMenu()._settings.submenuConfig;
if (settings)
webix.extend(listConfig, settings, true);
var parentData = this.getMenuItem(data.id);
if(parentData && parentData.config)
webix.extend(listConfig, parentData.config, true);
var menu = webix.ui(listConfig);
menu._parent_menu = this;
return menu._settings.id;
},
_skip_item:function(id, prev, mode){
var item = this.getItem(id);
if(item.$template == "Separator" || item.$template == "Spacer" || this.data.getMark(id, "webix_disabled")){
var index = this.getIndexById(id)+(mode == "up"?-1:1);
id = (index>=0)?this.getIdByIndex(index):null;
return id? this._skip_item(id, prev, mode) : prev;
}
else
return id;
},
$skin:function(){
webix.ui.list.prototype.$skin.call(this);
this.type.height = webix.skin.$active.menuHeight;
},
defaults:{
scroll:"",
layout:"x",
mouseEventDelay:100,
subMenuPos:"bottom"
}
}, webix.ui.list);
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