cursor

问题 i want to drag a box and i want my mouse cursor to be where i clicked in a rectangle while im draging rectangle. i tried this code and i got bunch of errors when i tried to drag. import objectdraw.*; import java.awt.*; public class TouchWindow extends WindowController { private FilledRect a; private boolean b; private Location c; private int x; private int y; public void begin() { b=false; a=new FilledRect(0,0,50,50,canvas); } public void onMouseClick(Location pt) { if(a.contains(pt)) { b

问题 I'm trying to get the thumnail paths , not the bitmaps objects. When I query for these, some of the thumbnail paths are null for some reason. (I have 1028 thumbnail images in my device, the cursor length is indeed 1028, but still returning nulls) I know there are 1028 thumbnail images because I checked. Here's my code: String[] projection = {MediaStore.Images.Thumbnails._ID}; // Create the cursor pointing to the SDCard cursor = this.getContentResolver().query( MediaStore.Images.Thumbnails

问题 I want JavaScript code to detect the cursor type. For example when the cursor hovers in textarea it changes from default to text .. 回答1: You could do this, but its not pretty, and will probably be quite slow depending on how many elements you have on your page. $('*').mouseenter(function(){ var currentCursor = $(this).css('cursor') ; //do what you want here, i.e. console.log( currentCursor ); }); 回答2: You can detect the cursor type using JavaScript like <input id="sample_text" name="one" type

问题 I want JavaScript code to detect the cursor type. For example when the cursor hovers in textarea it changes from default to text .. 回答1: You could do this, but its not pretty, and will probably be quite slow depending on how many elements you have on your page. $('*').mouseenter(function(){ var currentCursor = $(this).css('cursor') ; //do what you want here, i.e. console.log( currentCursor ); }); 回答2: You can detect the cursor type using JavaScript like <input id="sample_text" name="one" type

问题 Is there any way to do this? What I really want is a UITextField where I can control the location of the cursor. But as far as I can tell, that is impossible. So I am looking at using a UITextView. This does allow one to control the cursor location. But scrolling is getting in the way -- my text is scrolling here and there, and I don't want that. 回答1: UITextView is a subclass of UIScrollView, so you can prevent the view from scrolling by setting the property scrollEnabled to NO . 回答2: If I

问题 Is there any way to do this? What I really want is a UITextField where I can control the location of the cursor. But as far as I can tell, that is impossible. So I am looking at using a UITextView. This does allow one to control the cursor location. But scrolling is getting in the way -- my text is scrolling here and there, and I don't want that. 回答1: UITextView is a subclass of UIScrollView, so you can prevent the view from scrolling by setting the property scrollEnabled to NO . 回答2: If I

问题 In Android Studio, my cursor is white rectangle. I'm cannot write anything. And changed my keyboard button actions. h-->left arrow j-->down arrow k--> up arrow l-->right arrow How can I fix problem or can I reset Android Studio settings? 回答1: Just got the same problem as yours. And this is the solution: Go to File > Settings > Editor > General > Appearance , then uncheck the Use block caret 回答2: Try fn + ins . That worked for me. 回答3: Press Fn + Del on your keyboard together. Explanation: Its

问题 I am designing my own custom window in WPF and I have been trying to implement the resizing functionality I have used previously in WinForms. For some reason the return value of my WndProc isn't giving me the proper result. I have a NativeMethods class for all my WndProc messages and results: public class NativeMethods { public const int WM_NCHITTEST = 0x84; public const int HTCAPTION = 2; public const int HTLEFT = 10; public const int HTRIGHT = 11; public const int HTTOP = 12; public const

问题 I am designing my own custom window in WPF and I have been trying to implement the resizing functionality I have used previously in WinForms. For some reason the return value of my WndProc isn't giving me the proper result. I have a NativeMethods class for all my WndProc messages and results: public class NativeMethods { public const int WM_NCHITTEST = 0x84; public const int HTCAPTION = 2; public const int HTLEFT = 10; public const int HTRIGHT = 11; public const int HTTOP = 12; public const

问题 I have EditText and want to change color PROGRAMMATICALLY on code . To change color of cursor I use this code. But how to change color of the circle on EditView PROGRAMMATICALLY on code ? 回答1: You will need to use reflection to tint the select handles (bubbles). I wrote the following class this morning: Example usage: try { EditTextTint.applyColor(editText, Color.CYAN); } catch (EditTextTint.EditTextTintError e) { e.printStackTrace(); } EditTextTint.java : import android.content.res.Resources