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Button: prefer explicitly set background/foreground over focused background and "default" background/foreground (issue #116)

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This commit is contained in:
Karl Tauber
2020-06-24 12:43:49 +02:00
parent b72916187a
commit 6914a6132c
1 changed files with 72 additions and 43 deletions
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115
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatButtonUI.java
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@@ -93,6 +93,9 @@ public class FlatButtonUI
protected int minimumWidth;
protected int iconTextGap;
protected Color background;
protected Color foreground;
protected Color startBackground;
protected Color endBackground;
protected Color focusedBackground;
@@ -139,6 +142,9 @@ public class FlatButtonUI
minimumWidth = UIManager.getInt( prefix + "minimumWidth" );
iconTextGap = FlatUIUtils.getUIInt( prefix + "iconTextGap", 4 );
background = UIManager.getColor( prefix + "background" );
foreground = UIManager.getColor( prefix + "foreground" );
startBackground = UIManager.getColor( prefix + "startBackground" );
endBackground = UIManager.getColor( prefix + "endBackground" );
focusedBackground = UIManager.getColor( prefix + "focusedBackground" );
@@ -280,52 +286,53 @@ public class FlatButtonUI
protected void paintBackground( Graphics g, JComponent c ) {
Color background = getBackground( c );
if( background != null ) {
Graphics2D g2 = (Graphics2D) g.create();
try {
FlatUIUtils.setRenderingHints( g2 );
if( background == null )
return;
boolean isToolBarButton = isToolBarButton( c );
float focusWidth = isToolBarButton ? 0 : FlatUIUtils.getBorderFocusWidth( c );
float arc = FlatUIUtils.getBorderArc( c );
Graphics2D g2 = (Graphics2D) g.create();
try {
FlatUIUtils.setRenderingHints( g2 );
boolean def = isDefaultButton( c );
boolean isToolBarButton = isToolBarButton( c );
float focusWidth = isToolBarButton ? 0 : FlatUIUtils.getBorderFocusWidth( c );
float arc = FlatUIUtils.getBorderArc( c );
int x = 0;
int y = 0;
int width = c.getWidth();
int height = c.getHeight();
boolean def = isDefaultButton( c );
if( isToolBarButton ) {
Insets spacing = UIScale.scale( toolbarSpacingInsets );
x += spacing.left;
y += spacing.top;
width -= spacing.left + spacing.right;
height -= spacing.top + spacing.bottom;
}
int x = 0;
int y = 0;
int width = c.getWidth();
int height = c.getHeight();
// paint shadow
Color shadowColor = def ? defaultShadowColor : this.shadowColor;
if( !isToolBarButton && shadowColor != null && shadowWidth > 0 && focusWidth > 0 &&
!FlatUIUtils.isPermanentFocusOwner( c ) && c.isEnabled() )
{
g2.setColor( shadowColor );
g2.fill( new RoundRectangle2D.Float( focusWidth, focusWidth + UIScale.scale( (float) shadowWidth ),
width - focusWidth * 2, height - focusWidth * 2, arc, arc ) );
}
// paint background
Color startBg = def ? defaultBackground : startBackground;
Color endBg = def ? defaultEndBackground : endBackground;
if( background == startBg && endBg != null && !startBg.equals( endBg ) )
g2.setPaint( new GradientPaint( 0, 0, startBg, 0, height, endBg ) );
else
g2.setColor( FlatUIUtils.deriveColor( background, def ? defaultBackground : c.getBackground() ) );
FlatUIUtils.paintComponentBackground( g2, x, y, width, height, focusWidth, arc );
} finally {
g2.dispose();
if( isToolBarButton ) {
Insets spacing = UIScale.scale( toolbarSpacingInsets );
x += spacing.left;
y += spacing.top;
width -= spacing.left + spacing.right;
height -= spacing.top + spacing.bottom;
}
// paint shadow
Color shadowColor = def ? defaultShadowColor : this.shadowColor;
if( !isToolBarButton && shadowColor != null && shadowWidth > 0 && focusWidth > 0 &&
!FlatUIUtils.isPermanentFocusOwner( c ) && c.isEnabled() )
{
g2.setColor( shadowColor );
g2.fill( new RoundRectangle2D.Float( focusWidth, focusWidth + UIScale.scale( (float) shadowWidth ),
width - focusWidth * 2, height - focusWidth * 2, arc, arc ) );
}
// paint background
Color startBg = def ? defaultBackground : startBackground;
Color endBg = def ? defaultEndBackground : endBackground;
if( background == startBg && endBg != null && !startBg.equals( endBg ) )
g2.setPaint( new GradientPaint( 0, 0, startBg, 0, height, endBg ) );
else
g2.setColor( FlatUIUtils.deriveColor( background, getBackgroundBase( c, def ) ) );
FlatUIUtils.paintComponentBackground( g2, x, y, width, height, focusWidth, arc );
} finally {
g2.dispose();
}
}
@@ -380,13 +387,26 @@ public class FlatButtonUI
boolean def = isDefaultButton( c );
return buttonStateColor( c,
def ? defaultBackground : c.getBackground(),
getBackgroundBase( c, def ),
null,
def ? defaultFocusedBackground : focusedBackground,
isCustomBackground( c.getBackground() ) ? null : (def ? defaultFocusedBackground : focusedBackground),
def ? defaultHoverBackground : hoverBackground,
def ? defaultPressedBackground : pressedBackground );
}
protected Color getBackgroundBase( JComponent c, boolean def ) {
// use component background if explicitly set
Color bg = c.getBackground();
if( isCustomBackground( bg ) )
return bg;
return def ? defaultBackground : bg;
}
protected boolean isCustomBackground( Color bg ) {
return bg != background && (startBackground == null || bg != startBackground);
}
public static Color buttonStateColor( Component c, Color enabledColor, Color disabledColor,
Color focusedColor, Color hoverColor, Color pressedColor )
{
@@ -411,8 +431,17 @@ public class FlatButtonUI
if( !c.isEnabled() )
return disabledText;
// use component foreground if explicitly set
Color fg = c.getForeground();
if( isCustomForeground( fg ) )
return fg;
boolean def = isDefaultButton( c );
return def ? defaultForeground : c.getForeground();
return def ? defaultForeground : fg;
}
protected boolean isCustomForeground( Color fg ) {
return fg != foreground;
}
@Override