javax.swing.text.JTextComponent.setSelectionStart()方法的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中javax.swing.text.JTextComponent.setSelectionStart()方法的一些代码示例，展示了JTextComponent.setSelectionStart()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JTextComponent.setSelectionStart()方法的具体详情如下：
包路径：javax.swing.text.JTextComponent
类名称：JTextComponent
方法名：setSelectionStart

JTextComponent.setSelectionStart介绍

暂无

代码示例

代码示例来源：origin: nativelibs4java/JNAerator

@Override
  public void focusLost(FocusEvent arg0) {
    // TODO Auto-generated method stub
    jtc.setSelectionStart(0);
    jtc.setSelectionEnd(0);
  }
});

代码示例来源：origin: edu.stanford.protege/org.protege.editor.owl

public void run() {
    tc.setText(lastSuggestion);
    tc.setSelectionEnd(lastSuggestion.length());
    tc.setSelectionStart(caretLocation);
    suggestingContent = false;
  }
});

代码示例来源：origin: org.protege/protege-editor-owl

public void run() {
    tc.setText(lastSuggestion);
    tc.setSelectionEnd(lastSuggestion.length());
    tc.setSelectionStart(caretLocation);
    suggestingContent = false;
  }
});

代码示例来源：origin: sdedit/sdedit

public void run() {
    textArea.setSelectionStart(wordBegin);
    textArea.setSelectionEnd(wordEnd);
    textArea.replaceSelection(suggestion);
    wordEnd = wordBegin + suggestion.length();
  }
});

代码示例来源：origin: org.codehaus.mevenide/nb-project

private void setTextFieldValue(String value, String projectValue, JTextComponent field) {
    if (value != null) {
      field.setText(value);
      component.setToolTipText(""); //NOI18N
      inherited = false;
      label.setFont(label.getFont().deriveFont(Font.BOLD));
    } else if (projectValue != null) {
      field.setText(projectValue);
      field.setSelectionEnd(projectValue.length());
      field.setSelectionStart(0);
//            field.setBackground(INHERITED);
      label.setFont(label.getFont().deriveFont(Font.PLAIN));
      component.setToolTipText(NbBundle.getMessage(TextComponentUpdater.class, "MSG_Value_Inherited"));
      inherited = true;
    } else {
      field.setText("");//NOI18N
      component.setToolTipText("");//NOI18N
      inherited = false;
      label.setFont(label.getFont().deriveFont(Font.BOLD));
    }
  }

代码示例来源：origin: protegeproject/protege

private void handleDocumentUpdated() {
  if (!suggestingContent){
    final Document doc = tc.getDocument();
    caretLocation = tc.getCaretPosition()+1;
    final int docLength = doc.getLength();
    if (docLength == caretLocation){
      try {
        String currentText = doc.getText(0, doc.getLength());
        lastSuggestion = suggestContent(currentText.substring(0, caretLocation));
        if (lastSuggestion != null){
          suggestingContent = true;
          SwingUtilities.invokeLater(() -> {
            tc.setText(lastSuggestion);
            tc.setSelectionEnd(lastSuggestion.length());
            tc.setSelectionStart(caretLocation);
            suggestingContent = false;
          });
        }
      }
      catch (BadLocationException ex) {
        throw new RuntimeException(ex);
      }
    }
  }
}

代码示例来源：origin: edu.stanford.protege/protege-editor-owl

private void handleDocumentUpdated() {
  if (!suggestingContent){
    final Document doc = tc.getDocument();
    caretLocation = tc.getCaretPosition()+1;
    final int docLength = doc.getLength();
    if (docLength == caretLocation){
      try {
        String currentText = doc.getText(0, doc.getLength());
        lastSuggestion = suggestContent(currentText.substring(0, caretLocation));
        if (lastSuggestion != null){
          suggestingContent = true;
          SwingUtilities.invokeLater(() -> {
            tc.setText(lastSuggestion);
            tc.setSelectionEnd(lastSuggestion.length());
            tc.setSelectionStart(caretLocation);
            suggestingContent = false;
          });
        }
      }
      catch (BadLocationException ex) {
        throw new RuntimeException(ex);
      }
    }
  }
}

代码示例来源：origin: edu.stanford.protege/ca.uvic.cs.chisel.cajun

private void highlightCompletedText(int start) {
  editor.setSelectionStart(start);
  editor.setSelectionEnd(getLength());
}

代码示例来源：origin: mucommander/mucommander

/**
   * Overrides JPanel#requestFocus() method to request focus on the first component
   * and select its contents if it is an instance of JTextComponent.
   */
  @Override
  public void requestFocus() {
    if(firstComponent ==null)
      super.requestFocus();
    else {
      if(firstComponent instanceof JTextComponent) {
        JTextComponent textComponent = (JTextComponent) firstComponent;
        String text = textComponent.getText();
        if(!text.equals("")) {
          textComponent.setSelectionStart(0);
          textComponent.setSelectionEnd(text.length());
        }
      }            
      firstComponent.requestFocus();
    }
  }
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-editor

public static void replaceWordAtCaretDynamicAndRemoveEmptyParens( JTextComponent editor, String strText, IReplaceWordCallback replaceWordCallback, boolean selectFirstArg )
{
 try
 {
  int caret = editor.getCaretPosition();
  if( editor.getDocument().getLength() >= caret + 2 && editor.getText( caret, 2 ).equals( "()" ) )
  {
   editor.setSelectionStart( caret );
   editor.setSelectionEnd( caret + 2 );
   editor.replaceSelection( "" );
  }
 }
 catch( BadLocationException e )
 {
  // ignore
 }
 replaceWordAtCaretDynamic( editor, strText, replaceWordCallback, selectFirstArg );
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-lab

public static void replaceWordAtCaretDynamicAndRemoveEmptyParens( JTextComponent editor, String strText, IReplaceWordCallback replaceWordCallback, boolean selectFirstArg, boolean replaceWholeWord )
{
 performCompoundUndableEdit( editor, () -> {
  try
  {
   int caret = editor.getCaretPosition();
   if( editor.getDocument().getLength() >= caret + 2 && editor.getText( caret, 2 ).equals( "()" ) )
   {
    editor.setSelectionStart( caret );
    editor.setSelectionEnd( caret + 2 );
    editor.replaceSelection( "" );
   }
  }
  catch( BadLocationException e )
  {
   // ignore
  }
  replaceWordAtCaretDynamic( editor, strText, replaceWordCallback, selectFirstArg, replaceWholeWord );
 } );
}

代码示例来源：origin: chatty/chatty

private void fix(DocumentEvent e) {
  int start = c.getSelectionStart();
  int end = c.getSelectionEnd();
  if (start != end && start > e.getOffset()) {
    if (e.getType() == DocumentEvent.EventType.INSERT) {
      c.setSelectionStart(start + e.getLength());
      c.setSelectionEnd(end + e.getLength());
    } else if (e.getType() == DocumentEvent.EventType.REMOVE) {
      c.setSelectionStart(start - e.getLength());
      c.setSelectionEnd(end - e.getLength());
    }
  }
}

代码示例来源：origin: org.activecomponents.jadex/jadex-commons-gui

/**
 * 
 */
private void clearSelection()
{
  // Save caret position since selections moves the caret.
  int pos = getEditorComponent().getCaretPosition();
  int i = getText().length();
  getEditorComponent().setSelectionStart(i);
  getEditorComponent().setSelectionEnd(i);
  getEditorComponent().setCaretPosition(pos);
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/openide

private void prepareEditor() {
  Component c = getEditor().getEditorComponent();
  if (c instanceof JTextComponent) {
    JTextComponent jtc = (JTextComponent) c;
    String s = jtc.getText();
    if (s != null && s.length() > 0){
      jtc.setSelectionStart(0);
      jtc.setSelectionEnd(s.length());
    }
    if (tableUI) {
      jtc.setBackground(getBackground());
    } else {
      jtc.setBackground(PropUtils.getTextFieldBackground());
    }
  }
  if (getLayout() != null) {
    getLayout().layoutContainer(this);
  }
  repaint();
}

代码示例来源：origin: net.sf.squirrel-sql.thirdpary-non-maven/openide

private void prepareEditor() {
  Component c = getEditor().getEditorComponent();
  if (c instanceof JTextComponent) {
    JTextComponent jtc = (JTextComponent) c;
    String s = jtc.getText();
    if (s != null && s.length() > 0){
      jtc.setSelectionStart(0);
      jtc.setSelectionEnd(s.length());
    }
    if (tableUI) {
      jtc.setBackground(getBackground());
    } else {
      jtc.setBackground(PropUtils.getTextFieldBackground());
    }
  }
  if (getLayout() != null) {
    getLayout().layoutContainer(this);
  }
  repaint();
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

private void prepareEditor() {
  Component c = getEditor().getEditorComponent();
  if (c instanceof JTextComponent) {
    JTextComponent jtc = (JTextComponent) c;
    String s = jtc.getText();
    if ((s != null) && (s.length() > 0)) {
      jtc.setSelectionStart(0);
      jtc.setSelectionEnd(s.length());
    }
    if (tableUI) {
      jtc.setBackground(getBackground());
    } else {
      jtc.setBackground(PropUtils.getTextFieldBackground());
    }
    if( tableUI )
      jtc.requestFocus();
  }
  if (getLayout() != null) {
    getLayout().layoutContainer(this);
  }
  repaint();
}

代码示例来源：origin: org.jclarion/clarion-runtime

@Override
protected void handleAWTChange(int indx, ClarionObject value) {
  if (indx==Prop.TOUCHED) {
    modified=value.boolValue();
    return;
  }
  if (indx == Prop.SELSTART) {
    JTextComponent f = field;
    if (f!=null) {
      f.setSelectionStart(value.intValue() - 1);
    }
    return;
  }
  
  if (indx == Prop.SELEND) {
    JTextComponent f = field;
    if (f!=null) {
      f.setSelectionEnd(value.intValue());
    }
    return;
  }
  super.handleAWTChange(indx, value);
}

代码示例来源：origin: org.netbeans.modules/org-netbeans-modules-mobility-editor

public void run() {
    try {
      if (b.getType() == PPLine.ELSE) {
        //insert new block before else
        final int offs = Utilities.getRowStartFromLineOffset(doc, b.getStartLine() - 1);
        doc.insertString(offs, "//#elif \n" + text + "\n", null); //NOI18N
        txt.setSelectionStart(offs + 8);
        txt.setSelectionEnd(offs + 8);
      } else {
        //insert new block after the current
        final int offs = Utilities.getRowEnd(txt, Utilities.getRowStartFromLineOffset(doc, b.getEndLine() - (b.hasFooter() ? 2 : 1)));
        doc.insertString(offs, "\n//#elif \n" + text, null); //NOI18N
        txt.setSelectionStart(offs + 9);
        txt.setSelectionEnd(offs + 9);
      }
    } catch (BadLocationException ble) {
      ErrorManager.getDefault().notify(ble);
    }
    RecommentAction.actionPerformed(txt);
  }
});

代码示例来源：origin: org.netbeans.modules/org-netbeans-modules-gsf

target.setSelectionStart(from);
target.setSelectionEnd(to + diff);

代码示例来源：origin: org.netbeans.modules/org-netbeans-modules-mobility-editor

public void run() {
    try {
      final BaseDocument doc = (BaseDocument)txt.getDocument();
      final int s = Utilities.getRowStartFromLineOffset(doc, getSelectionStartLine(txt) - 1);
      final int e = Utilities.getRowEnd(txt, Utilities.getRowStartFromLineOffset(doc, getSelectionEndLine(txt) - 1));
      final String text = doc.getText(s, e-s);
      doc.insertString(e,  "\n//#else\n" + text + "\n//#endif", null); //NOI18N
      doc.insertString(s, "//#if \n", null); //NOI18N
      txt.setSelectionStart(s + 6);
      txt.setSelectionEnd(s + 6);
    } catch (BadLocationException ble) {
      ErrorManager.getDefault().notify(ble);
    }
    RecommentAction.actionPerformed(txt);
  }
});

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