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TabbedPane: paint rounded tab area background for rounded cards (issue #717)

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This commit is contained in:
Karl Tauber
2024-01-08 13:22:59 +01:00
parent 97495a6093
commit c0dd02ee13
2 changed files with 40 additions and 31 deletions
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1
CHANGELOG.md
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@@ -12,6 +12,7 @@ FlatLaf Change Log
https://www.formdev.com/flatlaf/native-libraries/.
- ScrollPane: Support rounded border. (PR #713)
- TabbedPane: Support vertical tabs. (PR #758, issue #633)
- TabbedPane: Paint rounded tab area background for rounded cards. (issue #717)
- ToolBar: Added styling properties `separatorWidth` and `separatorColor`.
#### Fixed bugs

70
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTabbedPaneUI.java
View File

@@ -837,6 +837,8 @@ public class FlatTabbedPaneUI
EventQueue.invokeLater( () -> {
repaintRolloverPending = false;
if( tabPane == null )
return;
int index = getRolloverTab();
if( index != oldIndex ) {
@@ -1167,6 +1169,33 @@ public class FlatTabbedPaneUI
paintContentBorder( g, tabPlacement, selectedIndex );
// fill tabs area background
// - for rounded cards use partly rounded rectangle
if( tabsOpaque && !tabPane.isOpaque() && tabPane.getTabCount() > 0 ) {
Rectangle tr = null;
if( isScrollTabLayout() ) {
// scroll layout: use tab viewport bounds and add visible buttons
tr = tabViewport.getBounds();
for( Component child : tabPane.getComponents() ) {
if( child instanceof FlatTabAreaButton && child.isVisible() )
tr = tr.union( child.getBounds() );
}
} else {
// wrap layout: use union of all tab rectangles
for( Rectangle r : rects )
tr = (tr != null) ? tr.union( r ) : r;
}
if( tr != null ) {
g.setColor( tabPane.getBackground() );
if( (getTabType() == TAB_TYPE_CARD) && cardTabArc > 0 ) {
((Graphics2D)g).fill( createCardTabOuterPath( tabPlacement, tr.x, tr.y, tr.width, tr.height ) );
} else
g.fillRect( tr.x, tr.y, tr.width, tr.height );
}
}
if( !isScrollTabLayout() )
paintTabArea( g, tabPlacement, selectedIndex );
}
@@ -1362,18 +1391,6 @@ debug*/
{
boolean isCard = (getTabType() == TAB_TYPE_CARD);
// fill whole tab background if tab is rounded or has insets
if( (!isCard && tabArc > 0) ||
(isCard && cardTabArc > 0) ||
(!isCard && selectedInsets != null &&
(selectedInsets.top != 0 || selectedInsets.left != 0 ||
selectedInsets.bottom != 0 || selectedInsets.right != 0)) )
{
Color background = tabPane.getBackgroundAt( tabIndex );
g.setColor( FlatUIUtils.deriveColor( background, tabPane.getBackground() ) );
g.fillRect( x, y, w, h );
}
// apply insets
if( !isCard && selectedInsets != null ) {
Insets insets = new Insets( 0, 0, 0, 0 );
@@ -1387,14 +1404,16 @@ debug*/
// paint tab background
Color background = getTabBackground( tabPlacement, tabIndex, isSelected );
g.setColor( FlatUIUtils.deriveColor( background, tabPane.getBackground() ) );
if( !isCard && tabArc > 0 ) {
float arc = scale( (float) tabArc ) / 2f;
FlatUIUtils.paintSelection( (Graphics2D) g, x, y, w, h, null, arc, arc, arc, arc, 0 );
} else if( isCard && cardTabArc > 0 )
((Graphics2D)g).fill( createCardTabOuterPath( tabPlacement, x, y, w, h ) );
else
g.fillRect( x, y, w, h );
if( background != tabPane.getBackground() ) {
g.setColor( FlatUIUtils.deriveColor( background, tabPane.getBackground() ) );
if( !isCard && tabArc > 0 ) {
float arc = scale( (float) tabArc ) / 2f;
FlatUIUtils.paintSelection( (Graphics2D) g, x, y, w, h, null, arc, arc, arc, arc, 0 );
} else if( isCard && cardTabArc > 0 )
((Graphics2D)g).fill( createCardTabOuterPath( tabPlacement, x, y, w, h ) );
else
g.fillRect( x, y, w, h );
}
}
/** @since 2 */
@@ -2340,17 +2359,6 @@ debug*/
return FlatUIUtils.deriveColor( background, tabPane.getBackground() );
}
@Override
public void paint( Graphics g ) {
// fill button background
if( tabsOpaque || tabPane.isOpaque() ) {
g.setColor( tabPane.getBackground() );
g.fillRect( 0, 0, getWidth(), getHeight() );
}
super.paint( g );
}
@Override
protected void paintBackground( Graphics2D g ) {
// rotate button insets