Root/
1 | /*************************************************************************** |
2 | * Copyright (C) 2006 by Massimiliano Torromeo * |
3 | * massimiliano.torromeo@gmail.com * |
4 | * * |
5 | * This program is free software; you can redistribute it and/or modify * |
6 | * it under the terms of the GNU General Public License as published by * |
7 | * the Free Software Foundation; either version 2 of the License, or * |
8 | * (at your option) any later version. * |
9 | * * |
10 | * This program is distributed in the hope that it will be useful, * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 | * GNU General Public License for more details. * |
14 | * * |
15 | * You should have received a copy of the GNU General Public License * |
16 | * along with this program; if not, write to the * |
17 | * Free Software Foundation, Inc., * |
18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
19 | ***************************************************************************/ |
20 | |
21 | #include "textmanualdialog.h" |
22 | |
23 | #include "gmenu2x.h" |
24 | #include "surface.h" |
25 | #include "utilities.h" |
26 | |
27 | #include <algorithm> |
28 | #include <sstream> |
29 | |
30 | using namespace std; |
31 | |
32 | TextManualDialog::TextManualDialog(GMenu2X *gmenu2x, const string &title, const string &icon, vector<string> *text) |
33 | : TextDialog(gmenu2x,title,"",icon,text) { |
34 | |
35 | //split the text in multiple pages |
36 | for (uint i=0; i<text->size(); i++) { |
37 | string line = trim(text->at(i)); |
38 | if (line[0]=='[' && line[line.length()-1]==']') { |
39 | ManualPage mp; |
40 | mp.title = line.substr(1,line.length()-2); |
41 | pages.push_back(mp); |
42 | } else { |
43 | if (pages.size()==0) { |
44 | ManualPage mp; |
45 | mp.title = gmenu2x->tr["Untitled"]; |
46 | pages.push_back(mp); |
47 | } |
48 | pages[pages.size()-1].text.push_back(text->at(i)); |
49 | } |
50 | } |
51 | if (pages.size()==0) { |
52 | ManualPage mp; |
53 | mp.title = gmenu2x->tr["Untitled"]; |
54 | pages.push_back(mp); |
55 | } |
56 | |
57 | //delete first and last blank lines from each page |
58 | for (uint page=0; page<pages.size(); page++) { |
59 | if (pages[page].text.size() > 0) { |
60 | //first lines |
61 | while (trim(pages[page].text[0]).empty()) |
62 | pages[page].text.erase(pages[page].text.begin()); |
63 | //last lines |
64 | while (trim(pages[page].text[pages[page].text.size()-1]).empty()) |
65 | pages[page].text.erase(pages[page].text.end()); |
66 | } |
67 | } |
68 | } |
69 | |
70 | void TextManualDialog::exec() { |
71 | bool close = false; |
72 | uint page=0; |
73 | |
74 | Surface bg(gmenu2x->bg); |
75 | |
76 | //link icon |
77 | if (!fileExists(icon)) |
78 | drawTitleIcon("icons/ebook.png",true,&bg); |
79 | else |
80 | drawTitleIcon(icon,false,&bg); |
81 | writeTitle(title+(description.empty() ? "" : ": "+description),&bg); |
82 | |
83 | gmenu2x->drawButton(&bg, "start", gmenu2x->tr["Exit"], |
84 | gmenu2x->drawButton(&bg, "cancel", "", |
85 | gmenu2x->drawButton(&bg, "right", gmenu2x->tr["Change page"], |
86 | gmenu2x->drawButton(&bg, "left", "", |
87 | gmenu2x->drawButton(&bg, "down", gmenu2x->tr["Scroll"], |
88 | gmenu2x->drawButton(&bg, "up", "", 5)-10))-10))-10); |
89 | |
90 | bg.convertToDisplayFormat(); |
91 | |
92 | uint firstRow = 0, rowsPerPage = 180/gmenu2x->font->getHeight(); |
93 | stringstream ss; |
94 | ss << pages.size(); |
95 | string spagecount; |
96 | ss >> spagecount; |
97 | string pageStatus; |
98 | |
99 | while (!close) { |
100 | bg.blit(gmenu2x->s,0,0); |
101 | writeSubTitle(pages[page].title); |
102 | drawText(&pages[page].text, 42 /* TODO */, firstRow, rowsPerPage); |
103 | |
104 | ss.clear(); |
105 | ss << page+1; |
106 | ss >> pageStatus; |
107 | pageStatus = gmenu2x->tr["Page"]+": "+pageStatus+"/"+spagecount; |
108 | gmenu2x->s->write(gmenu2x->font, pageStatus, 310, 230, Font::HAlignRight, Font::VAlignMiddle); |
109 | |
110 | gmenu2x->s->flip(); |
111 | |
112 | switch(gmenu2x->input.waitForPressedButton()) { |
113 | case InputManager::UP: |
114 | if (firstRow > 0) firstRow--; |
115 | break; |
116 | case InputManager::DOWN: |
117 | if (firstRow + rowsPerPage < pages[page].text.size()) firstRow++; |
118 | break; |
119 | case InputManager::LEFT: |
120 | if (page > 0) { |
121 | page--; |
122 | firstRow = 0; |
123 | } |
124 | break; |
125 | case InputManager::RIGHT: |
126 | if (page < pages.size() -1) { |
127 | page++; |
128 | firstRow = 0; |
129 | } |
130 | break; |
131 | case InputManager::ALTLEFT: |
132 | if (firstRow >= rowsPerPage-1) firstRow -= rowsPerPage-1; |
133 | else firstRow = 0; |
134 | break; |
135 | case InputManager::ALTRIGHT: |
136 | if (firstRow + rowsPerPage*2 -1 < pages[page].text.size()) firstRow += rowsPerPage-1; |
137 | else firstRow = max(0ul, (unsigned long) (pages[page].text.size() - rowsPerPage)); |
138 | break; |
139 | case InputManager::CANCEL: |
140 | case InputManager::SETTINGS: |
141 | close = true; |
142 | break; |
143 | default: |
144 | break; |
145 | } |
146 | } |
147 | } |
148 |
Branches:
install_locations
master
opkrun
packages