本文整理汇总了Java中javax.swing.JScrollPane.getHorizontalScrollBar方法的典型用法代码示例。如果您正苦于以下问题：Java JScrollPane.getHorizontalScrollBar方法的具体用法？Java JScrollPane.getHorizontalScrollBar怎么用？Java JScrollPane.getHorizontalScrollBar使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类javax.swing.JScrollPane的用法示例。
在下文中一共展示了JScrollPane.getHorizontalScrollBar方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: componentMoved
import javax.swing.JScrollPane; //导入方法依赖的package包/类
@Override
public void componentMoved(ComponentEvent e) {
if(timer == null) {
JScrollPane scrollPane = getScrollPane();
if(scrollPane == null) {
change();
} else {
scrollBar = scrollPane.getVerticalScrollBar();
if(scrollBar == null ||
!scrollBar.getValueIsAdjusting()) {
// Try the horizontal scrollbar.
if((scrollBar = scrollPane.getHorizontalScrollBar())
!= null && scrollBar.getValueIsAdjusting()) {
startTimer();
} else {
change();
}
} else {
startTimer();
}
}
}
}
示例2: appendText
import javax.swing.JScrollPane; //导入方法依赖的package包/类
public void appendText(final String str) {
if (!EventQueue.isDispatchThread()) {
throw new IllegalStateException("Method must be called on EDT!");
}
final JScrollBar scrollBar;
JScrollPane scrollPane = (JScrollPane) SwingUtilities.getAncestorOfClass(JScrollPane.class, this);
if (scrollPane == null) {
scrollBar = null;
} else {
JScrollBar sb = scrollPane.getHorizontalScrollBar();
if (sb.getValue() + SCROLL_THRESHOLD >= sb.getMaximum()) {
scrollBar = sb;
} else {
scrollBar = null;
}
}
append(str);
if (scrollBar != null) {
scrollBar.setValue(scrollBar.getMaximum());
}
}
示例3: scrollToTop
import javax.swing.JScrollPane; //导入方法依赖的package包/类
/**
* Scrolls scroll pane to the top left corner.
*/
public static void scrollToTop(final JScrollPane scrollPane) {
JScrollBar verticalScrollBar = scrollPane.getVerticalScrollBar();
JScrollBar horizontalScrollBar = scrollPane.getHorizontalScrollBar();
verticalScrollBar.setValue(verticalScrollBar.getMinimum());
horizontalScrollBar.setValue(horizontalScrollBar.getMinimum());
}
示例4: propertyChange
import javax.swing.JScrollPane; //导入方法依赖的package包/类
public @Override void propertyChange(PropertyChangeEvent evt) {
String propName = evt.getPropertyName();
if ("document".equals(propName)) { // NOI18N
BaseDocument newDoc = (evt.getNewValue() instanceof BaseDocument)
? (BaseDocument)evt.getNewValue() : null;
modelChanged(listenDoc, newDoc);
} else if (EditorUI.OVERWRITE_MODE_PROPERTY.equals(propName)) {
Boolean b = (Boolean)evt.getNewValue();
overwriteMode = (b != null) ? b.booleanValue() : false;
updateType();
} else if ("ancestor".equals(propName) && evt.getSource() == component) { // NOI18N
// The following code ensures that when the width of the line views
// gets computed on background after the file gets opened
// (so the horizontal scrollbar gets added after several seconds
// for larger files) that the suddenly added horizontal scrollbar
// will not hide the caret laying on the last line of the viewport.
// A component listener gets installed into horizontal scrollbar
// and if it's fired the caret's bounds will be checked whether
// they intersect with the horizontal scrollbar
// and if so the view will be scrolled.
Container parent = component.getParent();
if (parent instanceof JViewport) {
parent = parent.getParent(); // parent of viewport
if (parent instanceof JScrollPane) {
JScrollPane scrollPane = (JScrollPane)parent;
JScrollBar hScrollBar = scrollPane.getHorizontalScrollBar();
if (hScrollBar != null) {
// Add weak listener so that editor pane could be removed
// from scrollpane without being held by scrollbar
hScrollBar.addComponentListener(
(ComponentListener)WeakListeners.create(
ComponentListener.class, listenerImpl, hScrollBar));
}
}
}
} else if ("enabled".equals(propName)) {
Boolean enabled = (Boolean) evt.getNewValue();
if(component.isFocusOwner()) {
if(enabled == Boolean.TRUE) {
if(component.isEditable()) {
setVisible(true);
}
setSelectionVisible(true);
} else {
setVisible(false);
setSelectionVisible(false);
}
}
} else if (RECTANGULAR_SELECTION_PROPERTY.equals(propName)) {
boolean origRectangularSelection = rectangularSelection;
rectangularSelection = Boolean.TRUE.equals(component.getClientProperty(RECTANGULAR_SELECTION_PROPERTY));
if (rectangularSelection != origRectangularSelection) {
if (rectangularSelection) {
setRectangularSelectionToDotAndMark();
RectangularSelectionTransferHandler.install(component);
} else { // No rectangular selection
RectangularSelectionTransferHandler.uninstall(component);
}
fireStateChanged();
}
}
}
示例5: propertyChange
import javax.swing.JScrollPane; //导入方法依赖的package包/类
public @Override void propertyChange(PropertyChangeEvent evt) {
String propName = evt.getPropertyName();
JTextComponent c = component;
if ("document".equals(propName)) { // NOI18N
if (c != null) {
modelChanged(activeDoc, c.getDocument());
}
} else if (EditorUtilities.CARET_OVERWRITE_MODE_PROPERTY.equals(propName)) {
Boolean b = (Boolean) evt.getNewValue();
overwriteMode = (b != null) ? b : false;
updateOverwriteModeLayer(true);
updateType();
} else if ("ancestor".equals(propName) && evt.getSource() == component) { // NOI18N
// The following code ensures that when the width of the line views
// gets computed on background after the file gets opened
// (so the horizontal scrollbar gets added after several seconds
// for larger files) that the suddenly added horizontal scrollbar
// will not hide the caret laying on the last line of the viewport.
// A component listener gets installed into horizontal scrollbar
// and if it's fired the caret's bounds will be checked whether
// they intersect with the horizontal scrollbar
// and if so the view will be scrolled.
Container parent = component.getParent();
if(parent instanceof JLayeredPane) {
parent = parent.getParent();
}
if (parent instanceof JViewport) {
parent = parent.getParent(); // parent of viewport
if (parent instanceof JScrollPane) {
JScrollPane scrollPane = (JScrollPane) parent;
JScrollBar hScrollBar = scrollPane.getHorizontalScrollBar();
if (hScrollBar != null) {
// Add weak listener so that editor pane could be removed
// from scrollpane without being held by scrollbar
hScrollBar.addComponentListener(
(ComponentListener) WeakListeners.create(
ComponentListener.class, listenerImpl, hScrollBar));
}
}
}
} else if ("enabled".equals(propName)) {
Boolean enabled = (Boolean) evt.getNewValue();
if (component.isFocusOwner()) {
if (enabled == Boolean.TRUE) {
if (component.isEditable()) {
setVisible(true);
}
setSelectionVisible(true);
} else {
setVisible(false);
setSelectionVisible(false);
}
}
} else if (RECTANGULAR_SELECTION_PROPERTY.equals(propName)) {
boolean origRectangularSelection = rectangularSelection;
rectangularSelection = Boolean.TRUE.equals(component.getClientProperty(RECTANGULAR_SELECTION_PROPERTY));
if (rectangularSelection != origRectangularSelection) {
if (rectangularSelection) {
setRectangularSelectionToDotAndMark();
// RectangularSelectionTransferHandler.install(component);
} else { // No rectangular selection
// RectangularSelectionTransferHandler.uninstall(component);
}
fireStateChanged(null);
}
}
}