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我有一個有多個記錄的頁面。每個記錄都有一個按鈕來打開一個對話框來創建一個名稱。該名稱然後在數據庫中創建相關記錄並更新源記錄。在ExtJS中重置事件處理程序
有一個實例化的單個對話框,我想顯示對話框,獲取結果並將其返回給正確的記錄。
下面的代碼工作一次,但第二次不工作。我可以看到Create按鈕被點擊,但事件沒有被捕獲。
非常感謝您的幫助。
TrailNamePresenter.prototype.onCreateTrailClick = function (trailSegment, combo, personalRouteId) {
if (!this.createTrailWindow) {
this.createTrailWindowPanel = new CreateTrailFormPanel();
this.createTrailWindow = new Ext.Window({
title: 'Create Trail',
closable: true,
closeAction: 'hide',
plain: true,
items: [this.createTrailWindowPanel],
id: 'createtrailwindow'
});
}
this.createTrailWindowPanel.on('createTrail', this.getCreateTrailHandler(personalRouteId, trailSegment, combo), null, {single:true});
this.createTrailWindow.show();
};
TrailNamePresenter.prototype.getCreateTrailHandler = function(personalRouteId, trailSegment, currentTrailCombo) {
var thisPersonalRouteId = personalRouteId;
var thisPresenter = this;
var thisCurrentTrailCombo = currentTrailCombo;
var thisTrailSegment = trailSegment;
return function(newTrailName) {
thisPresenter.mapEditorService.createPersonalTrail(newTrailName, thisPersonalRouteId, thisPresenter.getCreateTrailServiceHandler(thisCurrentTrailCombo, thisTrailSegment));
};
};
CreateTrailFormPanel = Ext.extend(Ext.form.FormPanel, {
initComponent: function() {
Ext.apply(this, {
id: 'createtrailpanel',
width: 500,
frame: true,
bodyStyle: 'padding: 10px 10px 0 10px;',
labelWidth: 50,
defaults: {
anchor: '95%',
msgTarget: 'side'
},
items: [
{
id: 'crt_trailnamefield',
xtype: 'textfield',
fieldLabel: 'Trail Name'
}
],
buttons: [{
text: 'Create',
handler: this.getCreateClickHandler()
},{
text: 'Cancel',
handler: function(b, e){
Ext.getCmp('createtrailwindow').hide();
}
}]
});
this.addEvents('createTrail');
CreateTrailFormPanel.superclass.initComponent.apply(this, new Array());
}
});
CreateTrailFormPanel.prototype.getCreateClickHandler = function() {
var thisPanel = this;
return function() {
var trailNameField = Ext.getCmp('crt_trailnamefield');
alert('click');
thisPanel.fireEvent('createTrail', trailNameField.getValue());
};
};