我想創建一個垂直的「滑塊」使用sencha觸摸2爲移動設備時,用戶單擊按鈕。我對JavaScript很新,但我已經介紹了基本知識。我試圖按照這裏所做的:Show/hide a toolbar with slide animation in Sencha Touch,但產生一個空白的白色屏幕。爲什麼會發生?Sencha觸摸2滑塊產生空白屏幕
<script type="text/javascript">
function clicked(id) {
if(id == "hist"){
var showAlert = function(btn, event) {
Ext.Msg.alert('Title', 'Diste ' + event.type + ' en el botón "' + btn.text + '"', Ext.emptyFn);
};
var tapHandler = function(button, event) {
mainPanel.setActiveItem(blue, {type: 'slide'});
};
var backHandler = function(button, event) {
mainPanel.setActiveItem(green, {type: 'slide', direction: 'right'});
};
var green = new Ext.Panel({
dockedItems: [{
xtype: 'toolbar',
ui: 'light',
title: 'My Toolbar',
items: [{
text: 'Sobre App',
ui: 'round',
handler: showAlert
}, { xtype:'spacer'}, {
text: 'Check-in',
ui: 'forward',
handler: tapHandler
}]
}],
style: 'background-color:#3b7E3b',
html: 'Green'
});
var blue = new Ext.Panel({
dockedItems: [{
xtype: 'toolbar',
ui: 'light',
title: 'Check-in',
items: [{
text: 'Back',
ui: 'back',
handler: backHandler
}]
}],
style: 'background-color:#3b3b7E',
html: 'Blue'
});
var mainPanel = new Ext.Panel({
layout: 'card',
fullscreen : true,
items: [green, blue]
});
}
}
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