View GitHub Repository TalentCloud

Schedule Inspection
Subscribe
Passed
Push — dev ( 01332f...c1814f )
by
unknown
03:46
created

clipboard.ts ➔ copyElementContents   A

↳ Parent: Project

Complexity

Conditions 4

Size

Total Lines 23
Code Lines 20

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 4
eloc 20
dl 0
loc 23
rs 9.4
c 0
b 0
f 0
1 
export async function copyToClipboard(event, text: string): Promise<void> {
2 
  if (event.clipboardData && event.clipboardData.setData) {
3 
    // IE specific code path to prevent textarea being shown while dialog is visible.
4 
    return event.clipboardData.setData("Text", text);
5 
  }
6 
  if (
7 
    document.queryCommandSupported &&
8 
    document.queryCommandSupported("copy")
9 
  ) {
10 
    const textarea = document.createElement("textarea");
11 
    textarea.textContent = text;
12 
    textarea.style.position = "fixed"; // Prevent scrolling to bottom of page in MS Edge.
13 
    document.body.appendChild(textarea);
14 
    textarea.select();
15 
    try {
16 
      document.execCommand("copy"); // Security exception may be thrown by some browsers.
17 
      return Promise.resolve();
18 
    } catch (ex) {
19 
      console.warn("Copy to clipboard failed.", ex);
20 
      return Promise.reject();
21 
    } finally {
22 
      document.body.removeChild(textarea);
23 
    }
24 
  }
25 
  return Promise.reject();
26 
}
27 

            


            
                                                        
            
                                    
            
            

                
                    28
                

                                    
                                                    
                
                
                
export function copyElementContents(el: Element): void {

            


            
                                                        
            
                                    
            
            

                
                    29
                

                                    
                                                    
                
                
                
  const documentIEBody = document.body as any;

            


            
                                                        
            
                                    
            
            

                
                    30
                

                                    
                                                    
                
                
                
  let range;

            


            
                                                        
            
                                    
            
            

                
                    31
                

                                    
                                                    
                
                
                
  let sel;

            


            
                                                        
            
                                    
            
            

                
                    32
                

                                    
                                                    
                
                
                
  if (document.createRange && window.getSelection) {

            


            
                                                        
            
                                    
            
            

                
                    33
                

                                    
                                                    
                
                
                
    range = document.createRange();

            


            
                                                        
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                
    sel = window.getSelection();

            


            
                                                        
            
                                    
            
            

                
                    35
                

                                    
                                                    
                
                
                
    sel.removeAllRanges();

            


            
                                                        
            
                                    
            
            

                
                    36
                

                                    
                                                    
                
                
                
    try {

            


            
                                                        
            
                                    
            
            

                
                    37
                

                                    
                                                    
                
                
                
      range.selectNodeContents(el);

            


            
                                                        
            
                                    
            
            

                
                    38
                

                                    
                                                    
                
                
                
      sel.addRange(range);

            


            
                                                        
            
                                    
            
            

                
                    39
                

                                    
                                                    
                
                
                
    } catch (e) {

            


            
                                                        
            
                                    
            
            

                
                    40
                

                                    
                                                    
                
                
                
      range.selectNode(el);

            


            
                                                        
            
                                    
            
            

                
                    41
                

                                    
                                                    
                
                
                
      sel.addRange(range);

            


            
                                                        
            
                                    
            
            

                
                    42
                

                                    
                                                    
                
                
                
    }

            


            
                                                        
            
                                    
            
            

                
                    43
                

                                    
                                                    
                
                
                
    // createTextRange is IE only

            


            
                                                        
            
                                    
            
            

                
                    44
                

                                    
                                                    
                
                
                
  } else if (documentIEBody.createTextRange) {

            


            
                                                        
            
                                    
            
            

                
                    45
                

                                    
                                                    
                
                
                
    range = documentIEBody.createTextRange();

            


            
                                                        
            
                                    
            
            

                
                    46
                

                                    
                                                    
                
                
                
    range.moveToElementText(el);

            


            
                                                        
            
                                    
            
            

                
                    47
                

                                    
                                                    
                
                
                
    range.select();

            


            
                                                        
            
                                    
            
            

                
                    48
                

                                    
                                                    
                
                
                
  }

            


            
                                                        
            
                                    
            
            

                
                    49
                

                                    
                                                    
                
                
                
  document.execCommand("copy");

            


            
                                                        
            
                                    
            
            

                
                    50
                

                                    
                                                    
                
                
                
}

            


            
                                                        
            
                                    
            
            

                
                    51