TUI: Disable "< << > >>" buttons as required

[fanfix.git] / src / be / nikiroo / fanfix / reader / TuiReaderStoryWindow.java

diff --git a/src/be/nikiroo/fanfix/reader/TuiReaderStoryWindow.java b/src/be/nikiroo/fanfix/reader/TuiReaderStoryWindow.java
index 9613e63258c4c6bdbd7ad5f851842509d4d3bdb7..ce4c58ab77c03a044da68a1eeb2c23c08465610c 100644 (file)
--- a/src/be/nikiroo/fanfix/reader/TuiReaderStoryWindow.java
+++ b/src/be/nikiroo/fanfix/reader/TuiReaderStoryWindow.java
@@ -3,7 +3,14 @@ package be.nikiroo.fanfix.reader;
 import java.util.ArrayList;
 import java.util.List;
 
-import jexer.*;
+import jexer.TAction;
+import jexer.TApplication;
+import jexer.TButton;
+import jexer.TCommand;
+import jexer.TKeypress;
+import jexer.TLabel;
+import jexer.TText2;
+import jexer.TWindow;
 import jexer.event.TResizeEvent;
 import be.nikiroo.fanfix.Instance;
 import be.nikiroo.fanfix.data.Chapter;
@@ -14,7 +21,7 @@ import be.nikiroo.fanfix.data.Story;
 public class TuiReaderStoryWindow extends TWindow {
        private MetaData meta;
        private Story story;
-       private TText textField;
+       private TText2 textField;
        private int chapter = -2;
        private List<TButton> navigationButtons;
        private TLabel chapterName;
@@ -29,39 +36,43 @@ public class TuiReaderStoryWindow extends TWindow {
 
                // TODO: show all meta info before?
 
-               // -2 because 0-based, 2 for borders, -1 to hide the HScroll
-               textField = addText("", 0, 0, getWidth() - 2, getHeight() - 2);
+               textField = new TText2(this, "", 0, 0, getWidth() - 2, getHeight() - 2);
 
                statusBar = newStatusBar(desc(meta));
                statusBar.addShortcutKeypress(TKeypress.kbF10, TCommand.cmExit, "Exit");
 
-               navigationButtons = new ArrayList<TButton>(4);
+               navigationButtons = new ArrayList<TButton>(5);
 
                // -3 because 0-based and 2 for borders
                int row = getHeight() - 3;
 
-               navigationButtons.add(addButton("<<", 0, row, new TAction() {
+               navigationButtons.add(addButton(" ", 0, row, null)); // for bg colour when << button is pressed
+               navigationButtons.add(addButton("<<  ", 0, row, new TAction() {
                        public void DO() {
                                setChapter(0);
                        }
                }));
-               navigationButtons.add(addButton("<", 3, row, new TAction() {
+               navigationButtons.add(addButton("<  ", 4, row, new TAction() {
                        public void DO() {
                                setChapter(TuiReaderStoryWindow.this.chapter - 1);
                        }
                }));
-               navigationButtons.add(addButton(">", 5, row, new TAction() {
+               navigationButtons.add(addButton(">  ", 7, row, new TAction() {
                        public void DO() {
                                setChapter(TuiReaderStoryWindow.this.chapter + 1);
                        }
                }));
-               navigationButtons.add(addButton(">>", 7, row, new TAction() {
+               navigationButtons.add(addButton(">>  ", 10, row, new TAction() {
                        public void DO() {
                                setChapter(getStory().getChapters().size());
                        }
                }));
+               
+               navigationButtons.get(0).setEnabled(false);
+               navigationButtons.get(1).setEnabled(false);
+               navigationButtons.get(2).setEnabled(false);
 
-               chapterName = addLabel("", 11, row);
+               chapterName = addLabel("", 14, row);
                chapterName.setWidth(getWidth() - 10);
                setChapter(chapter);
        }
@@ -71,7 +82,7 @@ public class TuiReaderStoryWindow extends TWindow {
                super.onResize(resize);
 
                // Resize the text field
-               textField.setWidth(resize.getWidth());
+               textField.setWidth(resize.getWidth() - 2);
                textField.setHeight(resize.getHeight() - 2);
                textField.reflow();
 
@@ -102,6 +113,14 @@ public class TuiReaderStoryWindow extends TWindow {
 
                if (chapter != this.chapter) {
                        this.chapter = chapter;
+                       
+                       int max = getStory().getChapters().size();
+                       navigationButtons.get(0).setEnabled(chapter > 0);
+                       navigationButtons.get(1).setEnabled(chapter > 0);
+                       navigationButtons.get(2).setEnabled(chapter > 0);
+                       navigationButtons.get(3).setEnabled(chapter < max);
+                       navigationButtons.get(4).setEnabled(chapter < max);
+                       
                        Chapter chap;
                        String name;
                        if (chapter == 0) {
@@ -109,8 +128,7 @@ public class TuiReaderStoryWindow extends TWindow {
                                name = String.format(" %s", chap.getName());
                        } else {
                                chap = getStory().getChapters().get(chapter - 1);
-                               name = String.format(" %d/%d: %s", chapter, getStory()
-                                               .getChapters().size(), chap.getName());
+                               name = String.format(" %d/%d: %s", chapter, max, chap.getName());
                        }
 
                        while (name.length() < getWidth() - chapterName.getX()) {