Commit | Line | Data |
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b6d17298 NR |
1 | package be.nikiroo.fanfix.reader.tui; |
2 | ||
3 | import jexer.TApplication; | |
4 | import jexer.THScroller; | |
5 | import jexer.TPanel; | |
6 | import jexer.TScrollableWindow; | |
7 | import jexer.TVScroller; | |
8 | import jexer.TWidget; | |
9 | ||
10 | public class TSimpleScrollableWindow extends TScrollableWindow { | |
11 | protected TPanel mainPane; | |
12 | private int prevHorizontal = -1; | |
13 | private int prevVertical = -1; | |
14 | ||
15 | public TSimpleScrollableWindow(TApplication application, String title, | |
16 | int width, int height) { | |
17 | this(application, title, width, height, 0, 0, 0); | |
18 | } | |
19 | ||
20 | public TSimpleScrollableWindow(TApplication application, String title, | |
21 | int width, int height, int flags) { | |
22 | this(application, title, width, height, flags, 0, 0); | |
23 | } | |
24 | ||
25 | // 0 = none (so, no scrollbar) | |
26 | public TSimpleScrollableWindow(TApplication application, String title, | |
27 | int width, int height, int flags, int realWidth, int realHeight) { | |
28 | super(application, title, width, height, flags); | |
29 | ||
30 | mainPane = new TPanel(this, 0, 0, width, 80) { | |
31 | @Override | |
32 | public void draw() { | |
33 | for (TWidget children : mainPane.getChildren()) { | |
34 | int y = children.getY() + children.getHeight(); | |
35 | int x = children.getX() + children.getWidth(); | |
36 | boolean visible = (y > getVerticalValue()) | |
37 | && (x > getHorizontalValue()); | |
38 | children.setVisible(visible); | |
39 | } | |
40 | super.draw(); | |
41 | } | |
42 | }; | |
43 | ||
44 | // // TODO: test | |
45 | // for (int i = 0; i < 80; i++) { | |
46 | // mainPane.addLabel("ligne " + i, i, i); | |
47 | // } | |
48 | ||
49 | setRealWidth(realWidth); | |
50 | setRealHeight(realHeight); | |
51 | placeScrollbars(); | |
52 | } | |
53 | ||
54 | /** | |
55 | * The main pane on which you can add other widgets for this scrollable | |
56 | * window. | |
57 | * | |
58 | * @return the main pane | |
59 | */ | |
60 | public TPanel getMainPane() { | |
61 | return mainPane; | |
62 | } | |
63 | ||
64 | public void setRealWidth(int realWidth) { | |
65 | if (realWidth <= 0) { | |
66 | if (hScroller != null) { | |
67 | hScroller.remove(); | |
68 | } | |
69 | } else { | |
70 | if (hScroller == null) { | |
71 | // size/position will be fixed by placeScrollbars() | |
72 | hScroller = new THScroller(this, 0, 0, 10); | |
73 | } | |
74 | hScroller.setRightValue(realWidth); | |
75 | } | |
76 | ||
77 | reflowData(); | |
78 | } | |
79 | ||
80 | public void setRealHeight(int realHeight) { | |
81 | if (realHeight <= 0) { | |
82 | if (vScroller != null) { | |
83 | vScroller.remove(); | |
84 | } | |
85 | } else { | |
86 | if (vScroller == null) { | |
87 | // size/position will be fixed by placeScrollbars() | |
88 | vScroller = new TVScroller(this, 0, 0, 10); | |
89 | } | |
90 | vScroller.setBottomValue(realHeight); | |
91 | } | |
92 | ||
93 | reflowData(); | |
94 | } | |
95 | ||
96 | @Override | |
97 | public void reflowData() { | |
98 | super.reflowData(); | |
99 | reflowData(getHorizontalValue(), getVerticalValue()); | |
100 | } | |
101 | ||
102 | protected void reflowData(int totalX, int totalY) { | |
103 | super.reflowData(); | |
104 | mainPane.setX(-totalX); | |
105 | mainPane.setY(-totalY); | |
106 | } | |
107 | ||
108 | @Override | |
109 | public void draw() { | |
110 | if (prevHorizontal != getHorizontalValue() | |
111 | || prevVertical != getVerticalValue()) { | |
112 | prevHorizontal = getHorizontalValue(); | |
113 | prevVertical = getVerticalValue(); | |
114 | reflowData(); | |
115 | } | |
116 | ||
117 | super.draw(); | |
118 | } | |
119 | } |