From: Niki Roo Date: Sun, 3 May 2020 20:58:19 +0000 (+0200) Subject: Viewer: move images navbar to NavBar.java X-Git-Tag: fanfix-swing-1.1.1~4 X-Git-Url: http://git.nikiroo.be/?a=commitdiff_plain;h=99edc7685bac7de97f69889498b9e90710fe0028;p=fanfix-swing.git Viewer: move images navbar to NavBar.java --- diff --git a/src/be/nikiroo/fanfix_swing/gui/search/SearchFrame.java b/src/be/nikiroo/fanfix_swing/gui/search/SearchFrame.java index 6b679494..80b42941 100644 --- a/src/be/nikiroo/fanfix_swing/gui/search/SearchFrame.java +++ b/src/be/nikiroo/fanfix_swing/gui/search/SearchFrame.java @@ -149,11 +149,12 @@ public class SearchFrame extends JFrame { private static final long serialVersionUID = 1L; @Override - protected String computeLabel(int index, int min, int max) { - if (index <= 0) { + public String getExtraLabel() { + if (getIndex() <= 0) { return ""; } - return super.computeLabel(index, min, max); + + return super.getExtraLabel(); } }; diff --git a/src/be/nikiroo/fanfix_swing/gui/viewer/NavBar.java b/src/be/nikiroo/fanfix_swing/gui/viewer/NavBar.java index 46735f13..91965ef3 100644 --- a/src/be/nikiroo/fanfix_swing/gui/viewer/NavBar.java +++ b/src/be/nikiroo/fanfix_swing/gui/viewer/NavBar.java @@ -1,18 +1,19 @@ package be.nikiroo.fanfix_swing.gui.viewer; -import java.awt.Color; +import java.awt.Dimension; import java.awt.LayoutManager; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; -import java.util.ArrayList; -import java.util.List; import javax.swing.BoxLayout; import javax.swing.JButton; import javax.swing.JLabel; -import javax.swing.JPanel; +import javax.swing.JTextField; -import be.nikiroo.fanfix.Instance; +import be.nikiroo.fanfix_swing.images.IconGenerator; +import be.nikiroo.fanfix_swing.images.IconGenerator.Icon; +import be.nikiroo.fanfix_swing.images.IconGenerator.Size; +import be.nikiroo.utils.ui.ListenerPanel; /** * A Swing-based navigation bar, that displays first/previous/next/last page @@ -20,17 +21,25 @@ import be.nikiroo.fanfix.Instance; * * @author niki */ -public class NavBar extends JPanel { +public class NavBar extends ListenerPanel { private static final long serialVersionUID = 1L; + /** The event that is fired on page change. */ + public static final String PAGE_CHANGED = "page changed"; + + private JTextField page; + private JLabel maxPage; private JLabel label; + private int index = 0; private int min = 0; private int max = 0; - private JButton[] navButtons; - String extraLabel = null; + private String extraLabel = null; - private List listeners = new ArrayList(); + private JButton first; + private JButton previous; + private JButton next; + private JButton last; /** * Create a new navigation bar. @@ -50,54 +59,79 @@ public class NavBar extends JPanel { */ public NavBar(int min, int max) { if (min > max && max != -1) { - throw new IndexOutOfBoundsException(String.format( - "min (%d) > max (%d)", min, max)); + throw new IndexOutOfBoundsException( + String.format("min (%d) > max (%d)", min, max)); } LayoutManager layout = new BoxLayout(this, BoxLayout.X_AXIS); setLayout(layout); - // TODO: - // JButton up = new BasicArrowButton(BasicArrowButton.NORTH); - // JButton down = new BasicArrowButton(BasicArrowButton.SOUTH); - - navButtons = new JButton[4]; + // Page navigation + first = new JButton( + IconGenerator.get(Icon.arrow_double_left, Size.x32)); + first.addActionListener(new ActionListener() { + @Override + public void actionPerformed(ActionEvent e) { + first(); + } + }); - navButtons[0] = createNavButton("<<", new ActionListener() { + previous = new JButton(IconGenerator.get(Icon.arrow_left, Size.x32)); + previous.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { - setIndex(NavBar.this.min); - fireEvent(); + previous(); } }); - navButtons[1] = createNavButton(" < ", new ActionListener() { + + page = new JTextField("1"); + page.setPreferredSize(new Dimension(page.getPreferredSize().width * 2, + page.getPreferredSize().height)); + page.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { - setIndex(index - 1); - fireEvent(); + try { + int pageNb = Integer.parseInt(page.getText()); + if (pageNb < NavBar.this.min || pageNb > NavBar.this.max) { + throw new NumberFormatException("invalid"); + } + + if (setIndex(pageNb)) + fireActionPerformed(PAGE_CHANGED); + } catch (NumberFormatException nfe) { + page.setText(Integer.toString(index + 1)); + } } }); - navButtons[2] = createNavButton(" > ", new ActionListener() { + + maxPage = new JLabel(" of " + max); + + next = new JButton(IconGenerator.get(Icon.arrow_right, Size.x32)); + next.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { - setIndex(index + 1); - fireEvent(); + next(); } }); - navButtons[3] = createNavButton(">>", new ActionListener() { + + last = new JButton( + IconGenerator.get(Icon.arrow_double_right, Size.x32)); + last.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { - setIndex(NavBar.this.max); - fireEvent(); + last(); } }); - for (JButton navButton : navButtons) { - add(navButton); - } + this.add(first); + this.add(previous); + this.add(page); + this.add(maxPage); + this.add(next); + this.add(last); label = new JLabel(""); - add(label); + this.add(label); this.min = min; this.max = max; @@ -105,7 +139,7 @@ public class NavBar extends JPanel { updateEnabled(); updateLabel(); - fireEvent(); + fireActionPerformed(PAGE_CHANGED); } /** @@ -124,8 +158,14 @@ public class NavBar extends JPanel { * * @param index * the new index + * + * @return TRUE if the index changed + * + * @throws IndexOutOfBoundsException + * if the index is out of bounds according to + * {@link NavBar#getMin()} and {@link NavBar#getMax()}. */ - public void setIndex(int index) { + public boolean setIndex(int index) { if (index != this.index) { if (index < min || (index > max && max != -1)) { throw new IndexOutOfBoundsException(String.format( @@ -134,9 +174,12 @@ public class NavBar extends JPanel { this.index = index; updateLabel(); + updateEnabled(); + + return true; } - updateEnabled(); + return false; } /** @@ -164,9 +207,9 @@ public class NavBar extends JPanel { if (index < min) { index = min; } + updateEnabled(); updateLabel(); - } /** @@ -196,13 +239,14 @@ public class NavBar extends JPanel { if (index > max && max != -1) { index = max; } + + maxPage.setText(" of " + max); updateEnabled(); updateLabel(); } /** - * The current extra label to display with the default - * {@link NavBar#computeLabel(int, int, int)} implementation. + * The current extra label to display. * * @return the current label */ @@ -211,8 +255,7 @@ public class NavBar extends JPanel { } /** - * The current extra label to display with the default - * {@link NavBar#computeLabel(int, int, int)} implementation. + * The current extra label to display. * * @param currentLabel * the new current label @@ -223,68 +266,67 @@ public class NavBar extends JPanel { } /** - * Add a listener that will be called on each page change. + * Change the page to the next one. * - * @param listener - * the new listener + * @return TRUE if it changed */ - public void addActionListener(ActionListener listener) { - listeners.add(listener); + public boolean next() { + if (setIndex(index + 1)) { + fireActionPerformed(PAGE_CHANGED); + return true; + } + + return false; } /** - * Remove the given listener if possible. + * Change the page to the previous one. * - * @param listener - * the listener to remove - * @return TRUE if it was removed, FALSE if it was not found + * @return TRUE if it changed */ - public boolean removeActionListener(ActionListener listener) { - return listeners.remove(listener); - } + public boolean previous() { + if (setIndex(index - 1)) { + fireActionPerformed(PAGE_CHANGED); + return true; + } - /** - * Remove all the listeners. - */ - public void clearActionsListeners() { - listeners.clear(); + return false; } /** - * Notify a change of page. + * Change the page to the first one. + * + * @return TRUE if it changed */ - public void fireEvent() { - for (ActionListener listener : listeners) { - try { - listener.actionPerformed(new ActionEvent(this, - ActionEvent.ACTION_FIRST, "page changed")); - } catch (Exception e) { - Instance.getInstance().getTraceHandler().error(e); - } + public boolean first() { + if (setIndex(min)) { + fireActionPerformed(PAGE_CHANGED); + return true; } + + return false; } /** - * Create a single navigation button. + * Change the page to the last one. * - * @param text - * the text to display - * @param action - * the action to take on click - * @return the button + * @return TRUE if it changed */ - private JButton createNavButton(String text, ActionListener action) { - JButton navButton = new JButton(text); - navButton.addActionListener(action); - navButton.setForeground(Color.BLUE); - return navButton; + public boolean last() { + if (setIndex(max)) { + fireActionPerformed(PAGE_CHANGED); + return true; + } + + return false; } /** * Update the label displayed in the UI. */ private void updateLabel() { - label.setText(computeLabel(index, min, max)); + label.setText(getExtraLabel()); + page.setText(Integer.toString(index)); } /** @@ -292,52 +334,9 @@ public class NavBar extends JPanel { * index value. */ private void updateEnabled() { - navButtons[0].setEnabled(index > min); - navButtons[1].setEnabled(index > min); - navButtons[2].setEnabled(index < max || max == -1); - navButtons[3].setEnabled(index < max || max == -1); - } - - /** - * Return the label to display for the given index. - *

- * Swing HTML (HTML3) is supported if surrounded by <HTML> and - * </HTML>. - *

- * By default, return "Page 1/5: current_label" (with the current index and - * {@link NavBar#getCurrentLabel()}). - * - * @param index - * the new index number - * @param mix - * the minimum index (inclusive) - * @param max - * the maximum index (inclusive) - * @return the label - */ - protected String computeLabel(int index, - @SuppressWarnings("unused") int min, int max) { - - String base = "  Page %d "; - if (max >= 0) { - base += "/ %d"; - } - base += ""; - - String ifLabel = ": %s"; - - String display = base; - String label = getExtraLabel(); - if (label != null && !label.trim().isEmpty()) { - display += ifLabel; - } - - display = "" + display + ""; - - if (max >= 0) { - return String.format(display, index, max, label); - } - - return String.format(display, index, label); + first.setEnabled(index > min); + previous.setEnabled(index > min); + next.setEnabled(index < max || max == -1); + last.setEnabled(index < max || max == -1); } } diff --git a/src/be/nikiroo/fanfix_swing/gui/viewer/Viewer.java b/src/be/nikiroo/fanfix_swing/gui/viewer/Viewer.java index 1e5fb29a..10a7c77d 100644 --- a/src/be/nikiroo/fanfix_swing/gui/viewer/Viewer.java +++ b/src/be/nikiroo/fanfix_swing/gui/viewer/Viewer.java @@ -105,8 +105,8 @@ public class Viewer extends JFrame { private static final long serialVersionUID = 1L; @Override - protected String computeLabel(int index, int min, int max) { - int chapter = index; + public String getExtraLabel() { + int chapter = getIndex(); Chapter chap; if (chapter < 0) { chap = meta.getResume(); diff --git a/src/be/nikiroo/fanfix_swing/gui/viewer/ViewerImages.java b/src/be/nikiroo/fanfix_swing/gui/viewer/ViewerImages.java index 47de816b..4f85cf72 100644 --- a/src/be/nikiroo/fanfix_swing/gui/viewer/ViewerImages.java +++ b/src/be/nikiroo/fanfix_swing/gui/viewer/ViewerImages.java @@ -113,6 +113,7 @@ public class ViewerImages extends JFrame { private boolean zoomSnapWidth = true; private Rotation rotation = Rotation.NONE; + private NavBar navbar; private JLabel area; private JScrollPane scroll; private JTextField page; @@ -177,62 +178,7 @@ public class ViewerImages extends JFrame { JToolBar toolBar = new JToolBar(); // Page navigation - JButton first = new JButton( - IconGenerator.get(Icon.arrow_double_left, Size.x32)); - first.addActionListener(new ActionListener() { - @Override - public void actionPerformed(ActionEvent e) { - first(); - } - }); - - JButton previous = new JButton( - IconGenerator.get(Icon.arrow_left, Size.x32)); - previous.addActionListener(new ActionListener() { - @Override - public void actionPerformed(ActionEvent e) { - previous(); - } - }); - - page = new JTextField("1"); - page.setPreferredSize(new Dimension(page.getPreferredSize().width * 2, - page.getPreferredSize().height)); - page.addActionListener(new ActionListener() { - @Override - public void actionPerformed(ActionEvent e) { - try { - int pageNb = Integer.parseInt(page.getText()); - pageNb--; - if (pageNb < 0 || pageNb >= images.size()) { - throw new NumberFormatException("invalid"); - } - display(pageNb, rotation, true); - } catch (NumberFormatException nfe) { - page.setText(Integer.toString(index + 1)); - } - } - }); - - JLabel maxPage = new JLabel(" of " + images.size()); - - JButton next = new JButton( - IconGenerator.get(Icon.arrow_right, Size.x32)); - next.addActionListener(new ActionListener() { - @Override - public void actionPerformed(ActionEvent e) { - next(); - } - }); - - JButton last = new JButton( - IconGenerator.get(Icon.arrow_double_right, Size.x32)); - last.addActionListener(new ActionListener() { - @Override - public void actionPerformed(ActionEvent e) { - last(); - } - }); + navbar = new NavBar(1, images.size()); // Rotate JButton left = new JButton(IconGenerator.get(Icon.turn_left, Size.x32)); @@ -356,12 +302,7 @@ public class ViewerImages extends JFrame { // Add to toolbar - toolBar.add(first); - toolBar.add(previous); - toolBar.add(page); - toolBar.add(maxPage); - toolBar.add(next); - toolBar.add(last); + toolBar.add(navbar); toolBar.add(sep()); @@ -463,6 +404,13 @@ public class ViewerImages extends JFrame { } private void listen() { + navbar.addActionListener(new ActionListener() { + @Override + public void actionPerformed(ActionEvent e) { + index = navbar.getIndex() - 1; + display(index, Rotation.NONE, true); + } + }); area.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { @@ -472,43 +420,43 @@ public class ViewerImages extends JFrame { case KeyEvent.VK_DOWN: if (!scroll(0, scroll.getViewport().getViewRect().height / 2)) { - next(); + navbar.next(); } break; case KeyEvent.VK_PAGE_DOWN: if (!scroll(0, scroll.getViewport().getViewRect().height)) { - next(); + navbar.next(); } break; case KeyEvent.VK_RIGHT: if (!scroll(scroll.getViewport().getViewRect().width / 2, 0)) { - next(); + navbar.next(); } break; case KeyEvent.VK_LEFT: if (!scroll(-scroll.getViewport().getViewRect().width / 2, 0)) { - previous(); + navbar.previous(); } break; case KeyEvent.VK_BACK_SPACE: case KeyEvent.VK_UP: if (!scroll(0, -scroll.getViewport().getViewRect().width / 2)) { - previous(); + navbar.previous(); } break; case KeyEvent.VK_PAGE_UP: if (!scroll(0, -scroll.getViewport().getViewRect().width)) { - previous(); + navbar.previous(); } break; case KeyEvent.VK_HOME: - first(); + navbar.first(); break; case KeyEvent.VK_END: - last(); + navbar.last(); break; default: consume = false; @@ -539,9 +487,9 @@ public class ViewerImages extends JFrame { public void mouseClicked(MouseEvent e) { super.mouseReleased(e); if (e.getButton() == MouseEvent.BUTTON1) { - next(); + navbar.next(); } else { - previous(); + navbar.previous(); } } }); @@ -575,40 +523,4 @@ public class ViewerImages extends JFrame { return !scroll.getViewport().getViewRect().equals(before); } - - private synchronized void next() { - index++; - if (index >= images.size()) { - index = images.size() - 1; - } else { - updatePage(); - display(index, Rotation.NONE, true); - } - } - - private synchronized void previous() { - index--; - if (index < 0) { - index = 0; - } else { - updatePage(); - display(index, Rotation.NONE, true); - } - } - - private synchronized void first() { - index = 0; - updatePage(); - display(index, Rotation.NONE, true); - } - - private synchronized void last() { - index = images.size() - 1; - updatePage(); - display(index, Rotation.NONE, true); - } - - private void updatePage() { - page.setText(Integer.toString(index + 1)); - } }