javax.swing.text.JTextComponent.hasFocus()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.hasFocus()方法的一些代码示例，展示了JTextComponent.hasFocus()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.hasFocus()方法的具体详情如下：
包路径：javax.swing.text.JTextComponent
类名称：JTextComponent
方法名：hasFocus

JTextComponent.hasFocus介绍

暂无

代码示例

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

boolean hasFocus() {
  return component.hasFocus();
}

代码示例来源：origin: mucommander/mucommander

public boolean hasFocus() { return textComponent.hasFocus(); }

代码示例来源：origin: org.netbeans.api/org-netbeans-modules-vmd-midp

public void insertUpdate(DocumentEvent e) {
  if (editorPane.hasFocus()) {
    radioButton.setSelected(true);
  }
}

代码示例来源：origin: org.netbeans.api/org-netbeans-modules-vmd-midp

public void removeUpdate(DocumentEvent e) {
  if (editorPane.hasFocus()) {
    radioButton.setSelected(true);
  }
}

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

@Override
public synchronized boolean canUndo() {
  return super.canUndo() && (component != null ? component.hasFocus() : false);
}

代码示例来源：origin: crashinvaders/gdx-texture-packer-gui

@Override
protected void paintSafely(Graphics g) {
  super.paintSafely(g);
  JTextComponent comp = getComponent();
  if (hint != null && comp.getText().length() == 0 && (!(hideOnFocus && comp.hasFocus()))) {
    if (color != null) {
      g.setColor(color);
    } else {
      g.setColor(comp.getForeground().brighter().brighter().brighter());
    }
    Insets margin = comp.getMargin();
    g.drawString(hint, margin.left + 2, margin.top + comp.getFont().getSize() + 1);
  }
}

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

@Override
public synchronized boolean canRedo() {
  boolean can = super.canRedo();
  if(!can) {
    return can;
  }
  return super.canRedo() && (component != null ? component.hasFocus() : false);
}

代码示例来源：origin: mucommander/mucommander

@Override
protected void paintSafely(Graphics g) {
  super.paintSafely(g);
  JTextComponent comp = getComponent();
  if(hint!=null && comp.getText().length() == 0 && (!(hideOnFocus && comp.hasFocus()))){
    if(color != null) {
      g.setColor(color);
    } else {
      g.setColor(comp.getForeground().brighter().brighter().brighter());              
    }
    int padding = (comp.getHeight() - comp.getFont().getSize())/2;
    g.drawString(hint, 3, comp.getHeight()-padding-1);          
  }
}

代码示例来源：origin: RPTools/maptool

@Override
protected void paintSafely(Graphics g) {
  super.paintSafely(g);
  final JTextComponent comp = getComponent();
  if (info != null && comp.getText().length() == 0 && (!(hideOnFocus && comp.hasFocus()))) {
    if (color != null) {
      g.setColor(color);
    } else {
      g.setColor(Color.gray);
    }
    final int padding = (comp.getHeight() - comp.getFont().getSize()) / 2;
    g.drawString(info, 5, comp.getHeight() - padding - 1);
  }
}

代码示例来源：origin: crashinvaders/gdx-texture-packer-gui

@Override
protected void paintSafely(Graphics g) {
  super.paintSafely(g);
  JTextComponent comp = getComponent();
  if (hint != null && comp.getText().length() == 0 && (!(hideOnFocus && comp.hasFocus()))) {
    if (color != null) {
      g.setColor(color);
    } else {
      g.setColor(comp.getForeground().brighter().brighter().brighter());
    }
    Insets margin = comp.getMargin();
    int padding = (comp.getHeight() - comp.getFont().getSize()) / 2;
    //TODO Apply vertical margin as well
    g.drawString(hint, margin.left + 2, comp.getHeight() - padding - 1);
  }
}

代码示例来源：origin: gaborbata/jpass

private void showPopupMenu(MouseEvent e) {
  if (e.isPopupTrigger() && e.getSource() instanceof JTextComponent) {
    JTextComponent textComponent = (JTextComponent) e.getSource();
    if (textComponent.isEnabled() && (textComponent.hasFocus() || textComponent.requestFocusInWindow())) {
      this.cutItem.setEnabled(TextComponentActionType.CUT.getAction().isEnabled(textComponent));
      this.copyItem.setEnabled(TextComponentActionType.COPY.getAction().isEnabled(textComponent));
      this.pasteItem.setEnabled(TextComponentActionType.PASTE.getAction().isEnabled(textComponent));
      this.deleteItem.setEnabled(TextComponentActionType.DELETE.getAction().isEnabled(textComponent));
      this.clearAllItem.setEnabled(TextComponentActionType.CLEAR_ALL.getAction().isEnabled(textComponent));
      this.selectAllItem.setEnabled(TextComponentActionType.SELECT_ALL.getAction().isEnabled(textComponent));
      this.popup.show(e.getComponent(), e.getX(), e.getY());
    }
  }
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/org-netbeans-modules-editor-lib

private void modifiedUpdate() {
  if (!inAtomicLock) {
    JTextComponent c = component;
    if (modified && c != null) {
      if (undoOffset >= 0) { // last modification was undo => set the dot to undoOffset
        setDot(undoOffset);
      } else { // last modification was not undo
        fireStateChanged();
        // Scroll to caret only for component with focus
        dispatchUpdate(c.hasFocus() ? this : null, EditorUI.SCROLL_MOVE);
      }
      modified = false;
    }
  }
}

代码示例来源：origin: atarw/material-ui-swing

private void installMyDefaults() {
  this.activeBackground = UIManager.getColor("TextField.selectionBackground");
  this.activeForeground = UIManager.getColor("TextField.selectionForeground");
  this.inactiveBackground = UIManager.getColor("TextField.inactiveBackground");
  this.inactiveForeground = UIManager.getColor("TextField.inactiveForeground");
  getComponent().setFont(MaterialFonts.REGULAR);
  getComponent().setSelectionColor(getComponent().hasFocus() && getComponent().isEnabled() ? activeBackground : inactiveBackground);
  getComponent().setSelectedTextColor(getComponent().hasFocus() && getComponent().isEnabled() ? activeForeground : inactiveForeground);
  getComponent().setForeground(getComponent().hasFocus() && getComponent().isEnabled() ? activeForeground : inactiveForeground);
  getComponent().setBorder(BorderFactory.createEmptyBorder(3, 5, 2,5));
}
@Override

代码示例来源：origin: com.jtattoo/JTattoo

protected void paintBackground(Graphics g) {
  g.setColor(getComponent().getBackground());
  if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
    if (getComponent().hasFocus() && getComponent().isEditable()) {
      g.setColor(AbstractLookAndFeel.getTheme().getFocusBackgroundColor());
    }
  }
  g.fillRect(0, 0, getComponent().getWidth(), getComponent().getHeight());
}

代码示例来源：origin: org.softsmithy.lib/lib-core

@Override
public void configureCustomizer(){
 super.configureCustomizer();
 JTextComponent editor = ((AbstractTextCustomizer) getCustomizer()).getEditor();
 editor.setText(((AbstractTextCustomizer) getCustomizer()).getText());
 component = editor;
 if (((AbstractTextCustomizer) getCustomizer()).isEditorScrollable()){
  component = new JScrollPane(editor);
 }
 getCustomizer().getGlassPane().add(component, BorderLayout.CENTER);
 //System.out.println("Component added!!!!!!!!!!!!!");
 getCustomizer().getGlassPane().revalidate();
 if(!editor.hasFocus()){
  editor.requestFocus();
 }
 //        editor.addFocusListener(focusListener);
}
//      public void focusLostNow(FocusEvent e){

代码示例来源：origin: com.jtattoo/JTattoo

protected void paintBackground(Graphics g) {
  g.setColor(getComponent().getBackground());
  if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
    if (getComponent().hasFocus() && getComponent().isEditable()) {
      g.setColor(AbstractLookAndFeel.getTheme().getFocusBackgroundColor());
    }
  }
  g.fillRect(0, 0, getComponent().getWidth(), getComponent().getHeight());
}

代码示例来源：origin: com.jtattoo/JTattoo

protected void paintBackground(Graphics g) {
  g.setColor(getComponent().getBackground());
  if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
    if (getComponent().hasFocus() && getComponent().isEditable()) {
      g.setColor(AbstractLookAndFeel.getTheme().getFocusBackgroundColor());
    }
  }
  g.fillRect(0, 0, getComponent().getWidth(), getComponent().getHeight());
}

代码示例来源：origin: com.jtattoo/JTattoo

protected void paintBackground(Graphics g) {
  g.setColor(getComponent().getBackground());
  if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
    Boolean doShow = (Boolean) getComponent().getClientProperty("doShowFocusFrame");
    if (doShow == null || doShow.booleanValue()) {
      if (getComponent().hasFocus() && getComponent().isEditable()) {
        g.setColor(AbstractLookAndFeel.getTheme().getFocusBackgroundColor());
      }
    }
  }
  g.fillRect(0, 0, getComponent().getWidth(), getComponent().getHeight());
}

代码示例来源：origin: com.jtattoo/JTattoo

protected void paintBackground(Graphics g) {
  g.setColor(getComponent().getBackground());
  if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
    if (getComponent().hasFocus() && getComponent().isEditable()) {
      g.setColor(AbstractLookAndFeel.getTheme().getFocusBackgroundColor());
    }
  }
  g.fillRect(0, 0, getComponent().getWidth(), getComponent().getHeight());
}

代码示例来源：origin: com.jidesoft/jide-oss

/**
 * This method will call {@link #showHints(boolean)} if and only if the text component is enabled and has focus.
 *
 * @param autoPopup
 */
protected void showHintsPopup(boolean autoPopup) {
  if (!getTextComponent().isEnabled() || !getTextComponent().isEditable() || !getTextComponent().hasFocus()) {
    return;
  }
  showHints(autoPopup);
}

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