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Nico committed 2021-03-07 15:22:55 +01:00
1 parent d1710ea6a5
commit fb4da77359
211 files changed
+45363 -45571
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src/org/fife/ui/autocomplete/AutoCompleteDescWindow.java
+62 -76
View File
@@ -43,14 +43,14 @@ import javax.swing.event.HyperlinkListener;
import org.fife.ui.rsyntaxtextarea.PopupWindowDecorator;
/**
* The optional "description" window that describes the currently selected
* item in the auto-completion window.
* The optional "description" window that describes the currently selected item
* in the auto-completion window.
*
* @author Robert Futrell
* @version 1.0
*/
class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescWindowCallback {
/**
* The parent AutoCompletion instance.
*/
@@ -89,9 +89,8 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
private int historyPos;
/**
* Provides a slight delay between asking to set a description and actually
* displaying it, so that if the user is scrolling quickly through
* completions, those with slow-to-calculate summaries won't bog down the
* scrolling.
* displaying it, so that if the user is scrolling quickly through completions,
* those with slow-to-calculate summaries won't bog down the scrolling.
*/
private Timer timer;
/**
@@ -103,24 +102,21 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
*/
private ResourceBundle bundle;
/**
* The amount of time to wait after the user changes the selected
* completion to refresh the description. This delay is in place to help
* performance for {@link Completion}s that may be slow to compute their
* summary text.
* The amount of time to wait after the user changes the selected completion to
* refresh the description. This delay is in place to help performance for
* {@link Completion}s that may be slow to compute their summary text.
*/
private static final int INITIAL_TIMER_DELAY = 120;
/**
* The resource bundle name.
*/
private static final String MSG = "org.fife.ui.autocomplete.AutoCompleteDescWindow";
/**
* Constructor.
*
* @param owner
* The parent window.
* @param ac
* The parent auto-completion.
* @param owner The parent window.
* @param ac The parent auto-completion.
*/
public AutoCompleteDescWindow(Window owner, AutoCompletion ac) {
super(owner);
@@ -146,12 +142,12 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
descWindowNavBar.add(new JButton(forwardAction));
bottomPanel = new JPanel(new BorderLayout());
b = new AbstractBorder() {
@Override
public Insets getBorderInsets(Component c) {
return new Insets(1, 0, 0, 0);
}
@Override
public void paintBorder(Component c, Graphics g, int x, int y, int w, int h) {
g.setColor(UIManager.getColor("controlDkShadow"));
@@ -179,19 +175,18 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
timer = new Timer(INITIAL_TIMER_DELAY, timerAction);
timer.setRepeats(false);
}
/**
* Sets the currently displayed description and updates the history.
*
* @param historyItem
* The item to add to the history.
* @param historyItem The item to add to the history.
*/
private void addToHistory(HistoryEntry historyItem) {
history.add(++historyPos, historyItem);
clearHistoryAfterCurrentPos();
setActionStates();
}
/**
* Clears the history of viewed descriptions.
*/
@@ -202,7 +197,7 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
setActionStates();
}
}
/**
* Makes the current history page the last one in the history.
*/
@@ -212,10 +207,10 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
setActionStates();
}
/**
* Copies from the description text area, if it is visible and there is
* a selection.
* Copies from the description text area, if it is visible and there is a
* selection.
*
* @return Whether a copy occurred.
*/
@@ -226,12 +221,11 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
return false;
}
/**
* Returns the localized message for the specified key.
*
* @param key
* The key.
* @param key The key.
* @return The localized message.
*/
private String getString(String key) {
@@ -240,12 +234,11 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
return bundle.getString(key);
}
/**
* Called when a hyperlink is clicked.
*
* @param e
* The event.
* @param e The event.
*/
@Override
public void hyperlinkUpdate(HyperlinkEvent e) {
@@ -261,7 +254,8 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
URL newUrl = redirector.possiblyRedirect(url);
if (newUrl != null && newUrl != url) {
url = newUrl;
e = new HyperlinkEvent(e.getSource(), e.getEventType(), newUrl, e.getDescription(), e.getSourceElement());
e = new HyperlinkEvent(e.getSource(), e.getEventType(), newUrl, e.getDescription(),
e.getSourceElement());
}
}
}
@@ -300,7 +294,7 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
}
}
/**
* Enables or disables the back and forward actions as appropriate.
*/
@@ -323,47 +317,41 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
forwardAction.putValue(Action.SHORT_DESCRIPTION, desc);
}
/**
* Sets the description displayed in this window. This clears the
* history.
* Sets the description displayed in this window. This clears the history.
*
* @param item
* The item whose description you want to display.
* @param item The item whose description you want to display.
*/
public void setDescriptionFor(Completion item) {
setDescriptionFor(item, false);
}
/**
* Sets the description displayed in this window.
*
* @param item
* The item whose description you want to display.
* @param addToHistory
* Whether to add this page to the page history
* (as opposed to clearing it and starting anew).
* @param item The item whose description you want to display.
* @param addToHistory Whether to add this page to the page history (as opposed
* to clearing it and starting anew).
*/
protected void setDescriptionFor(Completion item, boolean addToHistory) {
setDescriptionFor(item, null, addToHistory);
}
/**
* Sets the description displayed in this window.
*
* @param item
* The item whose description you want to display.
* @param item The item whose description you want to display.
* @parma anchor The anchor to jump to, or <code>null</code> if none.
* @param addToHistory
* Whether to add this page to the page history
* (as opposed to clearing it and starting anew).
* @param addToHistory Whether to add this page to the page history (as opposed
* to clearing it and starting anew).
*/
protected void setDescriptionFor(Completion item, String anchor, boolean addToHistory) {
timer.stop();
timerAction.setCompletion(item, anchor, addToHistory);
timer.start();
}
private void setDisplayedDesc(Completion completion, final String anchor, boolean addToHistory) {
String desc = completion == null ? null : completion.getSummary();
if (desc == null) {
@@ -372,7 +360,7 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
descArea.setText(desc);
if (anchor != null) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
descArea.scrollToReference(anchor);
@@ -388,7 +376,7 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
addToHistory(new HistoryEntry(completion, desc, null));
}
/**
* {@inheritDoc}
*/
@@ -399,21 +387,19 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
super.setVisible(visible);
}
/**
* Callback for custom <code>ExternalURLHandler</code>s.
*
* @param completion
* The completion to display.
* @param anchor
* The anchor in the HTML to jump to, or <code>null</code>
* if none.
* @param completion The completion to display.
* @param anchor The anchor in the HTML to jump to, or <code>null</code> if
* none.
*/
@Override
public void showSummaryFor(Completion completion, String anchor) {
setDescriptionFor(completion, anchor, true);
}
/**
* Called by the parent completion popup window the LookAndFeel is updated.
*/
@@ -425,25 +411,25 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
scrollPane.getViewport().setBackground(descArea.getBackground());
((JPanel) getContentPane()).setBorder(TipUtil.getToolTipBorder());
}
/**
* A completion and its cached summary text.
*/
private static class HistoryEntry {
public Completion completion;
public String summary;
public String anchor;
public HistoryEntry(Completion completion, String summary, String anchor) {
this.completion = completion;
this.summary = summary;
this.anchor = anchor;
}
/**
* Overridden to display a short name for the completion, since it's
* used in the tool tips for the "back" and "forward" buttons.
* Overridden to display a short name for the completion, since it's used in the
* tool tips for the "back" and "forward" buttons.
*
* @return A string representation of this history entry.
*/
@@ -452,16 +438,16 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
return completion.getInputText();
}
}
/**
* Action that actually updates the summary text displayed.
*/
private class TimerAction extends AbstractAction {
private Completion completion;
private String anchor;
private boolean addToHistory;
/**
* Called when the timer is fired.
*/
@@ -469,26 +455,26 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
public void actionPerformed(ActionEvent e) {
setDisplayedDesc(completion, anchor, addToHistory);
}
public void setCompletion(Completion c, String anchor, boolean addToHistory) {
this.completion = c;
this.anchor = anchor;
this.addToHistory = addToHistory;
}
}
/**
* Action that moves to the previous description displayed.
*/
class ToolBarBackAction extends AbstractAction {
public ToolBarBackAction(boolean ltr) {
String img = "org/fife/ui/autocomplete/arrow_" + (ltr ? "left.png" : "right.png");
ClassLoader cl = getClass().getClassLoader();
Icon icon = new ImageIcon(cl.getResource(img));
putValue(Action.SMALL_ICON, icon);
}
@Override
public void actionPerformed(ActionEvent e) {
if (historyPos > 0) {
@@ -504,19 +490,19 @@ class AutoCompleteDescWindow extends JWindow implements HyperlinkListener, DescW
}
}
}
/**
* Action that moves to the previous description displayed.
*/
class ToolBarForwardAction extends AbstractAction {
public ToolBarForwardAction(boolean ltr) {
String img = "org/fife/ui/autocomplete/arrow_" + (ltr ? "right.png" : "left.png");
ClassLoader cl = getClass().getClassLoader();
Icon icon = new ImageIcon(cl.getResource(img));
putValue(Action.SMALL_ICON, icon);
}
@Override
public void actionPerformed(ActionEvent e) {
if (history != null && historyPos < history.size() - 1) {