button

问题 I'm using Exjts 4 and i want to change the button text color. Here is my code: { xtype: 'button', text: 'My Button', style:{ color: 'red' } } 回答1: There is some strange behavior in Extjs 4.2.0, but there is an override possible. Give your button a class using cls:'yourClassName' property and then in CSS make a full path to span holding the text, like so: .yourClassName div a span . Also give your css property a !important value to successfuly override base class. Ext.create('Ext.Button', {

问题 I've followed a tutorial on Nettuts on how to add a custom button to TinyMCE (http://net.tutsplus.com/tutorials/wordpress/wordpress-shortcodes-the-right-way/) It works great and all, but i want to add many buttons and i wonder if there's a smart way to do this without having to duplicate all the code over and over. Here's the code i use for adding a button: add_shortcode("quote", "quote"); function quote( $atts, $content = null ) { return '<div class="right text">"'.$content.'"</div>'; } add

问题 I want to add a hover feature on a Tkinter button where if the user hovers the mouse cursor then description text displays. I also want to add some delay for that description to appear so that it would not be intrusive. I can try using the "<Enter>" and "<Leave>" binding of the button to a function and make some "Label" appear in some corner of the app. But this approach may not be the most elegant. 回答1: Here is a small snippet using Pmw (python mega widgets) for the tool tips. Firstly start

问题 I want to add a hover feature on a Tkinter button where if the user hovers the mouse cursor then description text displays. I also want to add some delay for that description to appear so that it would not be intrusive. I can try using the "<Enter>" and "<Leave>" binding of the button to a function and make some "Label" appear in some corner of the app. But this approach may not be the most elegant. 回答1: Here is a small snippet using Pmw (python mega widgets) for the tool tips. Firstly start

问题 I am using a button inside the grid for showing letters to implement a Word search game . Initially, the UI is looking good, but when clicks the play again button the UI breaks. Screenshot: Code for the setting button inside grid: void SetGridLayout(char[,] matrixToPrint) { int numRows = matrixToPrint.GetLength(0); int numCols = matrixToPrint.GetLength(1); gridLayout.HorizontalOptions = LayoutOptions.FillAndExpand; gridLayout.SetBinding(Button.HeightRequestProperty, new Binding("Width",

问题 I am using a button inside the grid for showing letters to implement a Word search game . Initially, the UI is looking good, but when clicks the play again button the UI breaks. Screenshot: Code for the setting button inside grid: void SetGridLayout(char[,] matrixToPrint) { int numRows = matrixToPrint.GetLength(0); int numCols = matrixToPrint.GetLength(1); gridLayout.HorizontalOptions = LayoutOptions.FillAndExpand; gridLayout.SetBinding(Button.HeightRequestProperty, new Binding("Width",

问题 I have 4 images as buttons and when the correct button is selected, an arrow button appears which is working fine. My problem is that I'm trying to change the background resource of each button to change when this arrow is clicked but I'm getting a null pointer exception at this line : happybutton.setBackgroundResource(R.drawable.mum1); I have declared the nextArrow button in my java onCreate - nextArrow = (Button) findViewById(R.id.nextArrow); nextArrow.setOnClickListener(onClickListener);

问题 I am using a button inside grid for showing letters to implement a word search game. When clicking a button the entire buttons' background color is changing. I need to change only the background color of the clicked button. Xaml.cs void SetGridLayout(char[,] matrixToPrint) { int numRows = matrixToPrint.GetLength(0); int numCols = matrixToPrint.GetLength(1); gridLayout.HorizontalOptions = LayoutOptions.FillAndExpand; gridLayout.SetBinding(Button.HeightRequestProperty, new Binding("Width",

问题 I am using a button inside grid for showing letters to implement a word search game. When clicking a button the entire buttons' background color is changing. I need to change only the background color of the clicked button. Xaml.cs void SetGridLayout(char[,] matrixToPrint) { int numRows = matrixToPrint.GetLength(0); int numCols = matrixToPrint.GetLength(1); gridLayout.HorizontalOptions = LayoutOptions.FillAndExpand; gridLayout.SetBinding(Button.HeightRequestProperty, new Binding("Width",

问题 I am using a button inside grid for showing letters to implement a word search game. When clicking a button the entire buttons' background color is changing. I need to change only the background color of the clicked button. Xaml.cs void SetGridLayout(char[,] matrixToPrint) { int numRows = matrixToPrint.GetLength(0); int numCols = matrixToPrint.GetLength(1); gridLayout.HorizontalOptions = LayoutOptions.FillAndExpand; gridLayout.SetBinding(Button.HeightRequestProperty, new Binding("Width",