qdialog.cpp

/*	qdialog
	Copyright 2007-2014 PC GO Ld.

	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

	This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
*/

#include <stdio.h>
#include <string.h>
#include <QtCore/QLibraryInfo>
#include <QtCore/QLocale>
#include <QtCore/QTranslator>
#include <QtGui/QApplication>
#include <QtGui/QMessageBox>
#include <QtGui/QIcon>
#include <QtGui/QFileDialog>
#include <QtGui/QInputDialog>
#include <QtGui/QDialog>
#ifdef Q_OS_MAC
#include <QtGui/QStyle>
#endif

#define VERSION "1.4"

int GetFileName(QString title, QString filename, bool multiple) {
	//char *out;
	if(multiple) {
		QStringList files = QFileDialog::getOpenFileNames(NULL, title, filename, QString(), NULL, QFileDialog::DontUseNativeDialog);
		//QString line = NULL;
		//printf("count = %d\nsize = %d\n", files.count(), files.size());
		int count = files.count();
		if(!count) return 0;
		//int s = count, size = 0;
		//while(s--) size += files[s].size() + 1;
		//printf("size = %d\n", size);
		//char buffer[size];
		//*buffer = 0;
		//printf("*buffer = %hhd\n", *buffer);
		for(int i=0; i<count; ++i) {
			//if(i) line += "|";
			//line += files[i];
			if(i) putchar('|');
			printf("%s", files[i].toLocal8Bit().data());
		}
		//out = QByteArray(line.toLocal8Bit()).data();
		//out = buffer;
		putchar('\n');
		return 1;
	}
	char *out = QFileDialog::getOpenFileName(NULL, title, filename, QString(), NULL, QFileDialog::DontUseNativeDialog).toLocal8Bit().data();
	if(*out) {
		puts(out);
		return 1;
	}
	return 0;
}

int GetText(QString title, QString text, QString etext) {
	if(text.isEmpty()) text = QObject::trUtf8("Enter text:");
	bool ok;
	char *out = QByteArray(QInputDialog::getText(0, title, text, QLineEdit::Normal, etext, &ok).toLocal8Bit()).data();
	if(ok) puts(out);
	return ok;
}

int PopMessageBox(QString title, QString text, int type, int button) {
	QMessageBox box;
	if(title.isEmpty()) switch(type) {
		case QMessageBox::Question:
			title = QApplication::translate("QDialog", "Question", 0, QApplication::UnicodeUTF8);
			break;
		case QMessageBox::Information:
			title = QApplication::translate("QDialog", "Information", 0, QApplication::UnicodeUTF8);
			break;
		case QMessageBox::Warning:
			title = QApplication::translate("QDialog", "Warning", 0, QApplication::UnicodeUTF8);
			break;
		case QMessageBox::Critical:
			title = QApplication::translate("QDialog", "Error", 0, QApplication::UnicodeUTF8);
			break;
	}
	box.setWindowTitle(title);
	box.setText(text);
#ifdef Q_OS_MAC
        if(QApplication::style()->objectName() != "macintosh (aqua)" ||
	type == QMessageBox::Warning || type == QMessageBox::Critical)
#endif
	box.setIcon((QMessageBox::Icon)type);
	if(button == 2) {
		box.setStandardButtons(box.Ok | box.Cancel);
		box.setDefaultButton(box.Ok);
	}
	return box.exec() == 1024;
}

int main(int argc, char *argv[]) {
	if(argc < 2) {
		fprintf(stderr, "Missing argument, please see --help for usages.\n");
		return -1;
	}

	if(argv[1] == QString("-h") || argv[1] == QString("--help")) {
		fprintf(stderr, "qdialog - display Qt dialog from shell scripts.\nVersion: %s\nCopyright 2007-2014 PC GO Ld.\n\n"
				"Usage: \n"
				"	%s [<general options...>] <message box type> [--double-button]"
#ifndef Q_OS_MAC
				" [--title <title>]"
#endif
				" --text <text>\n"
				"	%s [<general options...>] --entry [--title <title>] [--text <text>] [--entry-text <text>]\n"
				"	%s [<general options...>] --file-selection [--multiple] [--title <title>] [--filename <filename>]\n"
				"	%s [<general options...>] --aboutqt\n"
				"	%s -h|--help\n\n"
				"General options:\n	-l|--language <QLocale name>	Set the language\n	--style <QStyle name>		Set the GUI style\n	--window-icon <path>		Set the window icon\n\n"
				"The message box type are:\n	--info		Display information dialog\n	--warning	Display warning dialog\n	--error		Display error dialog\n	--question	Display question dialog\n\n",
				VERSION, argv[0], argv[0], argv[0], argv[0], argv[0]);
		return 0;
	}

	for(int i=1; i<argc; i++) if(strcmp(argv[i], "--style") == 0) {
		QApplication::setStyle(argv[i+1]);
		for(int j=i; j<argc-1; j++) argv[j] = argv[j+2];
		argc -= 2;
	}

	QApplication a(argc, argv);
	for(int i=1; i<argc; i++) if(strcmp(argv[i], "--window-icon") == 0) {
		a.setWindowIcon(QIcon(QString::fromUtf8(argv[i+1])));
		for(int j=i; j<argc-1; j++) argv[j] = argv[j+2];
		argc -= 2;
	}
	QString Locale = QLocale::system().name();
	for(int i=1; i<argc; i++) if(strcmp(argv[i], "-l") == 0 || strcmp(argv[i], "--language") == 0) {
		Locale = argv[i+1];
		for(int j=i; j<argc-1; j++) argv[j] = argv[j+2];
		argc -= 2;
	}
	QTranslator translator;
	translator.load("qt_" + Locale + ".qm", QLibraryInfo::location(QLibraryInfo::TranslationsPath));
	a.installTranslator(&translator);
	if(argv[1] == QString("--aboutqt")) {
		a.aboutQt();
		return -1;
	}

	int type;
	char *title = NULL;
	char *text;
	if(argv[1] == QString("--question")) type = QMessageBox::Question;
	else if(argv[1] == QString("--info")) type = QMessageBox::Information;
	else if(argv[1] == QString("--warning")) type = QMessageBox::Warning;
	else if(argv[1] == QString("--error")) type = QMessageBox::Critical;
	else if(argv[1] == QString("--entry")) type = 5;
	else if(argv[1] == QString("--file-selection")) type = 7;
	else {
		fprintf(stderr, "Not a legal dialog type, please see --help for usages.\n");
		return 2;
	}
	if(type == 1 || type == 2 || type == 3 || type == 4) {
		int button = 1;
		for(int i=1; i<argc; i++) if(strcmp(argv[i], "--double-button") == 0) {
			button = 2;
			for(int j=i; j<argc; j++) argv[j] = argv[j+1];
			argc--;
		}

		if(argc < 4) goto error;
		if(argv[2] == QString("--title")) {
			if(argc < 6) goto error;
			title = argv[3];
			if(argv[4] == QString("--text")) text = argv[5];
			else goto error;
		} else if(argv[2] == QString("--text")) {
			text = argv[3];
			if(argv[4] == QString("--title")) title = argv[5];
		} else {
			fprintf(stderr, "Unknown argument: %s\n", argv[2]);
			return 2;
		}

		return !PopMessageBox(QString::fromUtf8(title), QString::fromUtf8(text), type, button);
	}

	if(type == 5) {
		text = NULL;
		char *etext = NULL;
		if(argv[2] == QString("--title")) {
			if(argc < 4) goto error;
			title = argv[3];
			if(argv[4] == QString("--text")) {
				text = argv[5];
				if(argv[6] == QString("--entry-text")) etext = argv[7];
			} else if(argv[4] == QString("--entry-text")) {
				etext = argv[5];
				if(argv[6] == QString("--text")) text =  argv[7];
			}
		} else if(argv[2] == QString("--text")) {
			if(argc < 4) goto error;
			text = argv[3];
			if(argv[4] == QString("--title")) {
				title = argv[5];
				if(argv[6] == QString("--entry-text")) etext = argv[7];
			} else if(argv[4] == QString("--entry-text")) {
				etext = argv[5];
				if(argv[6] == QString("--title")) title =  argv[7];
			}
		} else if(argv[2] == QString("--entry-text")) {
			if(argc < 4) goto error;
			etext = argv[3];
			if(argv[4] == QString("--title")) {
				title = argv[5];
				if(argv[6] == QString("--text")) text =  argv[7];
			} else if(argv[4] == QString("--text")) {
				text = argv[5];
				if(argv[6] == QString("--title")) title =  argv[7];
			}
		}
		return !GetText(QString::fromUtf8(title), QString::fromUtf8(text), QString::fromUtf8(etext));
	}

	if(type == 7) {
		bool multiple = false;
		char *filename = NULL;
		for(int i=1; i<argc; i++) if(strcmp(argv[i], "--multiple") == 0) {
			multiple = true;
			for(int j=i; j<argc; j++) argv[j] = argv[j+1];
			argc--;
		}

		if(argv[2] == QString("--title")) {
			if(argc < 4) goto error;
			title = argv[3];
			if(argv[4] == QString("--filename")) filename = argv[5];
		} else if(argv[2] == QString("--filename")) {
			if(argc < 4) goto error;
			filename = argv[3];
			if(argv[4] == QString("--title")) title = argv[5];
		}

		return !GetFileName(QString::fromUtf8(title), QString::fromUtf8(filename), multiple);
	}

error:
	fprintf(stderr, "Arguments Error\n");
	return 2;
}