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support changing default font used for all components with automatic scaling UI if using larger font

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This commit is contained in:
Karl Tauber
2020-03-31 12:15:51 +02:00
parent 60c6c5b37a
commit af89dd13c1
12 changed files with 400 additions and 192 deletions
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5
flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/ControlBar.java
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@@ -83,6 +83,11 @@ class ControlBar
} );
}
} );
UIScale.addPropertyChangeListener( e -> {
// update info label because user scale factor may change
updateInfoLabel();
} );
}
void initialize( JFrame frame, JTabbedPane tabbedPane ) {

93
flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java
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@@ -20,6 +20,7 @@ import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.text.DefaultEditorKit;
import com.formdev.flatlaf.FlatLaf;
import com.formdev.flatlaf.demo.intellijthemes.*;
import com.formdev.flatlaf.extras.FlatSVGIcon;
import net.miginfocom.swing.*;
@@ -52,12 +53,53 @@ class DemoFrame
DemoPrefs.getState().putInt( FlatLafDemo.KEY_TAB, tabbedPane.getSelectedIndex() );
}
private void menuItemActionPerformed(ActionEvent e) {
private void menuItemActionPerformed( ActionEvent e ) {
SwingUtilities.invokeLater( () -> {
JOptionPane.showMessageDialog( this, e.getActionCommand(), "Menu Item", JOptionPane.PLAIN_MESSAGE );
} );
}
private void fontFamilyChanged( ActionEvent e ) {
String fontFamily = e.getActionCommand();
Font font = UIManager.getFont( "defaultFont" );
Font newFont = new Font( fontFamily, font.getStyle(), font.getSize() );
UIManager.put( "defaultFont", newFont );
FlatLaf.updateUI();
}
private void fontSizeChanged( ActionEvent e ) {
String fontSizeStr = e.getActionCommand();
Font font = UIManager.getFont( "defaultFont" );
Font newFont = font.deriveFont( (float) Integer.parseInt( fontSizeStr ) );
UIManager.put( "defaultFont", newFont );
FlatLaf.updateUI();
}
private void restoreFont() {
UIManager.put( "defaultFont", null );
FlatLaf.updateUI();
}
private void incrFont() {
Font font = UIManager.getFont( "defaultFont" );
Font newFont = font.deriveFont( (float) (font.getSize() + 1) );
UIManager.put( "defaultFont", newFont );
FlatLaf.updateUI();
}
private void decrFont() {
Font font = UIManager.getFont( "defaultFont" );
Font newFont = font.deriveFont( (float) Math.max( font.getSize() - 1, 8 ) );
UIManager.put( "defaultFont", newFont );
FlatLaf.updateUI();
}
private void initComponents() {
// JFormDesigner - Component initialization - DO NOT MODIFY //GEN-BEGIN:initComponents
JMenuBar menuBar1 = new JMenuBar();
@@ -86,6 +128,10 @@ class DemoFrame
JRadioButtonMenuItem radioButtonMenuItem1 = new JRadioButtonMenuItem();
JRadioButtonMenuItem radioButtonMenuItem2 = new JRadioButtonMenuItem();
JRadioButtonMenuItem radioButtonMenuItem3 = new JRadioButtonMenuItem();
fontMenu = new JMenu();
JMenuItem restoreFontMenuItem = new JMenuItem();
JMenuItem incrFontMenuItem = new JMenuItem();
JMenuItem decrFontMenuItem = new JMenuItem();
JMenu helpMenu = new JMenu();
JMenuItem aboutMenuItem = new JMenuItem();
JToolBar toolBar1 = new JToolBar();
@@ -285,6 +331,30 @@ class DemoFrame
}
menuBar1.add(viewMenu);
//======== fontMenu ========
{
fontMenu.setText("Font");
//---- restoreFontMenuItem ----
restoreFontMenuItem.setText("Restore Font");
restoreFontMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_0, KeyEvent.CTRL_MASK));
restoreFontMenuItem.addActionListener(e -> restoreFont());
fontMenu.add(restoreFontMenuItem);
//---- incrFontMenuItem ----
incrFontMenuItem.setText("Increase Font Size");
incrFontMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_PLUS, KeyEvent.CTRL_MASK));
incrFontMenuItem.addActionListener(e -> incrFont());
fontMenu.add(incrFontMenuItem);
//---- decrFontMenuItem ----
decrFontMenuItem.setText("Decrease Font Size");
decrFontMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_MINUS, KeyEvent.CTRL_MASK));
decrFontMenuItem.addActionListener(e -> decrFont());
fontMenu.add(decrFontMenuItem);
}
menuBar1.add(fontMenu);
//======== helpMenu ========
{
helpMenu.setText("Help");
@@ -387,9 +457,30 @@ class DemoFrame
cutMenuItem.addActionListener( new DefaultEditorKit.CutAction() );
copyMenuItem.addActionListener( new DefaultEditorKit.CopyAction() );
pasteMenuItem.addActionListener( new DefaultEditorKit.PasteAction() );
// add font families
fontMenu.addSeparator();
String[] fontFamilies = { "Arial", "Comic Sans MS", "Courier New", "Dialog",
"Monospaced", "SansSerif", "Serif", "Tahoma", "Verdana" };
for( String fontFamily : fontFamilies ) {
JMenuItem fontItem = new JMenuItem( fontFamily );
fontItem.addActionListener( this::fontFamilyChanged );
fontMenu.add( fontItem );
}
// add font sizes
fontMenu.addSeparator();
int[] fontSizes = { 8, 10, 12, 14, 16, 18, 20, 24, 28 };
for( int fontSize : fontSizes ) {
String fontSizeStr = Integer.toString( fontSize );
JMenuItem fontItem = new JMenuItem( fontSizeStr );
fontItem.addActionListener( this::fontSizeChanged );
fontMenu.add( fontItem );
}
}
// JFormDesigner - Variables declaration - DO NOT MODIFY //GEN-BEGIN:variables
private JMenu fontMenu;
private JTabbedPane tabbedPane;
private ControlBar controlBar;
// JFormDesigner - End of variables declaration //GEN-END:variables

27
flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.jfd
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@@ -1,4 +1,4 @@
JFDML JFormDesigner: "7.0.0.0.194" Java: "13.0.1" encoding: "UTF-8"
JFDML JFormDesigner: "7.0.1.0.272" Java: "13.0.2" encoding: "UTF-8"
new FormModel {
contentType: "form/swing"
@@ -285,6 +285,31 @@ new FormModel {
addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "menuItemActionPerformed", true ) )
} )
} )
add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
name: "fontMenu"
"text": "Font"
auxiliary() {
"JavaCodeGenerator.variableLocal": false
}
add( new FormComponent( "javax.swing.JMenuItem" ) {
name: "restoreFontMenuItem"
"text": "Restore Font"
"accelerator": static javax.swing.KeyStroke getKeyStroke( 48, 130, false )
addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "restoreFont", false ) )
} )
add( new FormComponent( "javax.swing.JMenuItem" ) {
name: "incrFontMenuItem"
"text": "Increase Font Size"
"accelerator": static javax.swing.KeyStroke getKeyStroke( 521, 130, false )
addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "incrFont", false ) )
} )
add( new FormComponent( "javax.swing.JMenuItem" ) {
name: "decrFontMenuItem"
"text": "Decrease Font Size"
"accelerator": static javax.swing.KeyStroke getKeyStroke( 45, 130, false )
addEvent( new FormEvent( "java.awt.event.ActionListener", "actionPerformed", "decrFont", false ) )
} )
} )
add( new FormContainer( "javax.swing.JMenu", new FormLayoutManager( class javax.swing.JMenu ) ) {
name: "helpMenu"
"text": "Help"