mirror of
git://projects.qi-hardware.com/gmenu2x.git
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The constructors of those classes now accept a string to be wrapped, instead of a vector to be modified with split lines inserted into its middle. Along with this conversion, manuals for applications stored in OPK packages are now transferred into a string without garbage at the end.
117 lines
4.1 KiB
C++
117 lines
4.1 KiB
C++
/***************************************************************************
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* Copyright (C) 2006 by Massimiliano Torromeo *
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* massimiliano.torromeo@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "textdialog.h"
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#include "gmenu2x.h"
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#include "utilities.h"
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using namespace std;
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TextDialog::TextDialog(GMenu2X *gmenu2x, const string &title, const string &description, const string &icon, const string &text)
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: Dialog(gmenu2x)
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{
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split(this->text, gmenu2x->font->wordWrap(text, (int) gmenu2x->resX - 15), "\n");
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this->title = title;
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this->description = description;
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this->icon = icon;
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}
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void TextDialog::drawText(const vector<string> &text, unsigned int y,
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unsigned int firstRow, unsigned int rowsPerPage)
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{
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const int fontHeight = gmenu2x->font->getLineSpacing();
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for (unsigned i = firstRow; i < firstRow + rowsPerPage && i < text.size(); i++) {
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const string &line = text.at(i);
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int rowY = y + (i - firstRow) * fontHeight;
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if (line == "----") { // horizontal ruler
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rowY += fontHeight / 2;
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gmenu2x->s->box(5, rowY, gmenu2x->resX - 16, 1, 255, 255, 255, 130);
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gmenu2x->s->box(5, rowY+1, gmenu2x->resX - 16, 1, 0, 0, 0, 130);
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} else {
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gmenu2x->font->write(gmenu2x->s, line, 5, rowY);
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}
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}
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gmenu2x->drawScrollBar(rowsPerPage, text.size(), firstRow);
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}
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void TextDialog::exec() {
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bool close = false;
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Surface bg(gmenu2x->bg);
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//link icon
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if (!fileExists(icon))
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drawTitleIcon("icons/ebook.png",true,&bg);
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else
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drawTitleIcon(icon,false,&bg);
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writeTitle(title,&bg);
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writeSubTitle(description,&bg);
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gmenu2x->drawButton(&bg, "start", gmenu2x->tr["Exit"],
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gmenu2x->drawButton(&bg, "cancel", "",
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gmenu2x->drawButton(&bg, "down", gmenu2x->tr["Scroll"],
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gmenu2x->drawButton(&bg, "up", "", 5)-10))-10);
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bg.convertToDisplayFormat();
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const int fontHeight = gmenu2x->font->getLineSpacing();
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unsigned int contentY, contentHeight;
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tie(contentY, contentHeight) = gmenu2x->getContentArea();
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const unsigned rowsPerPage = contentHeight / fontHeight;
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contentY += (contentHeight % fontHeight) / 2;
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unsigned firstRow = 0;
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while (!close) {
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bg.blit(gmenu2x->s, 0, 0);
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drawText(text, contentY, firstRow, rowsPerPage);
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gmenu2x->s->flip();
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switch(gmenu2x->input.waitForPressedButton()) {
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case InputManager::UP:
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if (firstRow > 0) firstRow--;
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break;
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case InputManager::DOWN:
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if (firstRow + rowsPerPage < text.size()) firstRow++;
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break;
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case InputManager::ALTLEFT:
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if (firstRow >= rowsPerPage-1) firstRow -= rowsPerPage-1;
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else firstRow = 0;
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break;
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case InputManager::ALTRIGHT:
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if (firstRow + rowsPerPage*2 -1 < text.size()) {
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firstRow += rowsPerPage-1;
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} else {
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firstRow = text.size() < rowsPerPage ?
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0 : text.size() - rowsPerPage;
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}
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break;
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case InputManager::SETTINGS:
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case InputManager::CANCEL:
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close = true;
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break;
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default:
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break;
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}
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}
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}
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