Java Code Examples for javax.swing.text.JTextComponent#getVisibleRect()

The following examples show how to use javax.swing.text.JTextComponent#getVisibleRect() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: CAccessibleText.java    From dragonwell8_jdk with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 2
Source File: CAccessibleText.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 3
Source File: CAccessibleText.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 4
Source File: CAccessibleText.java    From openjdk-jdk8u with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 5
Source File: GlyphGutter.java    From netbeans with Apache License 2.0 6 votes vote down vote up 
public @Override void preferenceChange(PreferenceChangeEvent evt) {
    EditorUI eui = editorUI;
    JTextComponent c = eui == null ? null : eui.getComponent();
    Rectangle rect = c == null ? null : c.getVisibleRect();
    if (rect != null && rect.width == 0) {
        if (SwingUtilities.isEventDispatchThread()) {
            resize();
        } else {
            SwingUtilities.invokeLater(
                new Runnable() {
                    public @Override void run() {
                        resize();
                    }
                }
            );
        }
    }
}
Example 6
Source File: CAccessibleText.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 7
Source File: CAccessibleText.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
@SuppressWarnings("deprecation")
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 8
Source File: CAccessibleText.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 9
Source File: CAccessibleText.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 10
Source File: CAccessibleText.java    From openjdk-8-source with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 11
Source File: CAccessibleText.java    From openjdk-8 with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 12
Source File: CAccessibleText.java    From jdk8u_jdk with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 13
Source File: CAccessibleText.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 14
Source File: CAccessibleText.java    From jdk8u-dev-jdk with GNU General Public License v2.0 6 votes vote down vote up 
static int[] getVisibleCharacterRange(final Accessible a) {
    final Accessible sa = CAccessible.getSwingAccessible(a);
    if (!(sa instanceof JTextComponent)) return null;

    final JTextComponent jc = (JTextComponent) sa;
    final Rectangle rect = jc.getVisibleRect();
    final Point topLeft = new Point(rect.x, rect.y);
    final Point topRight = new Point(rect.x + rect.width, rect.y);
    final Point bottomLeft = new Point(rect.x, rect.y + rect.height);
    final Point bottomRight = new Point(rect.x + rect.width, rect.y + rect.height);

    int start = Math.min(jc.viewToModel(topLeft), jc.viewToModel(topRight));
    int end = Math.max(jc.viewToModel(bottomLeft), jc.viewToModel(bottomRight));
    if (start < 0) start = 0;
    if (end < 0) end = 0;
    return new int[] { start, end };
}
Example 15
Source File: EditorFindSupport.java    From netbeans with Apache License 2.0 5 votes vote down vote up 
/**
 * Ensure that the given region will be visible in the view
 * with the appropriate find insets.
 */
private void ensureVisible(JTextComponent c, int startOffset, int endOffset, Insets extraInsets) {
    try {
        Rectangle startBounds = c.modelToView(startOffset);
        Rectangle endBounds = c.modelToView(endOffset);
        if (startBounds != null && endBounds != null) {
            startBounds.add(endBounds);
            if (extraInsets != null) {
                Rectangle visibleBounds = c.getVisibleRect();
                int extraTop = (extraInsets.top < 0)
                    ? -extraInsets.top * visibleBounds.height / 100 // percentage
                    : extraInsets.top * endBounds.height; // line count
                startBounds.y -= extraTop;
                startBounds.height += extraTop;
                startBounds.height += (extraInsets.bottom < 0)
                    ? -extraInsets.bottom * visibleBounds.height / 100 // percentage
                    : extraInsets.bottom * endBounds.height; // line count
                int extraLeft = (extraInsets.left < 0)
                    ? -extraInsets.left * visibleBounds.width / 100 // percentage
                    : extraInsets.left * endBounds.width; // char count
                startBounds.x -= extraLeft;
                startBounds.width += extraLeft;
                startBounds.width += (extraInsets.right < 0)
                    ? -extraInsets.right * visibleBounds.width / 100 // percentage
                    : extraInsets.right * endBounds.width; // char count
            }
            c.scrollRectToVisible(startBounds);
        }
    } catch (BadLocationException e) {
        // do not scroll
    }
}
Example 16
Source File: OverrideEditorActions.java    From netbeans with Apache License 2.0 4 votes vote down vote up 
public void actionPerformed(ActionEvent evt, JTextComponent target) {
    if (target != null) {
        Caret caret = target.getCaret();
        BaseDocument doc = (BaseDocument)target.getDocument();
        try {
            int dot = caret.getDot();
            // #232675: if bounds are defined, use them rather than line start/end
            Object o = target.getClientProperty(PROP_NAVIGATE_BOUNDARIES);
            PositionRegion bounds = null;
            int lineStartPos = Utilities.getRowStart(target, dot);
            
            if (o instanceof PositionRegion) {
                bounds = (PositionRegion)o;
                int start = bounds.getStartOffset();
                int end = bounds.getEndOffset();
                int boundLineStart = Utilities.getRowStart(target, start);
                // refinement: only use the boundaries if the caret is at the same line
                // as boundary start; otherwise ignore the boundary and use document lines.
                if (boundLineStart == lineStartPos && dot > start && dot <= end) {
                    // move to the region start
                    dot = start;
                } else {
                    bounds = null;
                }
            }
            
            if (bounds == null) {
                if (homeKeyColumnOne) { // to first column
                    dot = lineStartPos;
                } else { // either to line start or text start
                    int textStartPos = Utilities.getRowFirstNonWhite(doc, lineStartPos);
                    if (textStartPos < 0) { // no text on the line
                        textStartPos = Utilities.getRowEnd(target, lineStartPos);
                    }
                    if (dot == lineStartPos) { // go to the text start pos
                        dot = textStartPos;
                    } else if (dot <= textStartPos) {
                        dot = lineStartPos;
                    } else {
                        dot = textStartPos;
                    }
                }
            }
            // For partial view hierarchy check bounds
            dot = Math.max(dot, target.getUI().getRootView(target).getStartOffset());
            String actionName = (String) getValue(Action.NAME);
            boolean select = selectionBeginLineAction.equals(actionName)
                    || selectionLineFirstColumnAction.equals(actionName);
            
            // If possible scroll the view to its begining horizontally
            // to ease user's orientation in the code.
            Rectangle r = target.modelToView(dot);
            Rectangle visRect = target.getVisibleRect();
            if (r.getMaxX() < visRect.getWidth()) {
                r.x = 0;
                target.scrollRectToVisible(r);
            }
            target.putClientProperty("navigational.action", SwingConstants.WEST);
            if (select) {
                caret.moveDot(dot);
            } else {
                caret.setDot(dot);
            }
        } catch (BadLocationException e) {
            target.getToolkit().beep();
        }
    }
}