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recoll/src/qtgui/guiutils.cpp

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/* Copyright (C) 2005 Jean-Francois Dockes
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <algorithm>
#include <cstdio>
#include "recoll.h"
#include "debuglog.h"
#include "smallut.h"
#include "guiutils.h"
#include "pathut.h"
#include "base64.h"
#include "advshist.h"
#include <QApplication>
#include <QSettings>
#include <QStringList>
#include <QFileDialog>
RclDynConf *g_dynconf;
AdvSearchHist *g_advshistory;
RclConfig *theconfig;
// The table should not be necessary, but I found no css way to get
// qt 4.6 qtextedit to clear the margins after the float img without
// introducing blank space.
const char *PrefsPack::dfltResListFormat =
"<table class=\"respar\">\n"
"<tr>\n"
"<td><a href='%U'><img src='%I' width='64'></a></td>\n"
"<td>%L &nbsp;<i>%S</i> &nbsp;&nbsp;<b>%T</b><br>\n"
"<span style='white-space:nowrap'><i>%M</i>&nbsp;%D</span>&nbsp;&nbsp;&nbsp; <i>%U</i>&nbsp;%i<br>\n"
"%A %K</td>\n"
"</tr></table>\n"
;
// The global preferences structure
PrefsPack prefs;
// Using the same macro to read/write a setting. insurance against typing
// mistakes
#define PARS(X) (X)
#define SETTING_RW(var, nm, tp, def) \
if (writing) { \
settings.setValue(nm , var); \
} else { \
var = settings.value(nm, def).to##tp \
(); \
}
/**
* Saving and restoring user preferences. These are stored in a global
* structure during program execution and saved to disk using the QT
* settings mechanism
*/
/* Remember if settings were actually read (to avoid writing them if
* we stopped before reading them (else some kinds of errors would reset
* the qt/recoll settings to defaults) */
static bool havereadsettings;
void rwSettings(bool writing)
{
LOGDEB1(("rwSettings: write %d\n", int(writing)));
if (writing && !havereadsettings)
return;
QSettings settings("Recoll.org", "recoll");
SETTING_RW(prefs.mainwidth, "/Recoll/geometry/width", Int, 0);
SETTING_RW(prefs.mainheight, "/Recoll/geometry/height", Int, 0);
SETTING_RW(prefs.pvwidth, "/Recoll/geometry/pvwidth", Int, 0);
SETTING_RW(prefs.pvheight, "/Recoll/geometry/pvheight", Int, 0);
SETTING_RW(prefs.toolArea, "/Recoll/geometry/toolArea", Int, 0);
SETTING_RW(prefs.resArea, "/Recoll/geometry/resArea", Int, 0);
SETTING_RW(prefs.ssearchTypSav, "/Recoll/prefs/ssearchTypSav", Bool, 0);
SETTING_RW(prefs.ssearchTyp, "/Recoll/prefs/simpleSearchTyp", Int, 3);
SETTING_RW(prefs.startWithAdvSearchOpen,
"/Recoll/prefs/startWithAdvSearchOpen", Bool, false);
SETTING_RW(prefs.previewHtml,
"/Recoll/prefs/previewHtml", Bool, true);
QString advSearchClauses;
QString ascdflt;
if (writing) {
for (vector<int>::iterator it = prefs.advSearchClauses.begin();
it != prefs.advSearchClauses.end(); it++) {
char buf[20];
sprintf(buf, "%d ", *it);
advSearchClauses += QString::fromUtf8(buf);
}
}
SETTING_RW(advSearchClauses, "/Recoll/prefs/adv/clauseList", String, ascdflt);
if (!writing) {
list<string> clauses;
stringToStrings((const char *)advSearchClauses.toUtf8(), clauses);
for (list<string>::iterator it = clauses.begin();
it != clauses.end(); it++) {
prefs.advSearchClauses.push_back(atoi(it->c_str()));
}
}
SETTING_RW(prefs.ssearchOnWS, "/Recoll/prefs/reslist/autoSearchOnWS",
Bool, false);
SETTING_RW(prefs.ssearchNoComplete,
"/Recoll/prefs/ssearch/noComplete", Bool, false);
SETTING_RW(prefs.ssearchAsYouType,
"/Recoll/prefs/ssearch/asYouType", Bool, false);
SETTING_RW(prefs.filterCtlStyle, "/Recoll/prefs/filterCtlStyle", Int, 0);
SETTING_RW(prefs.ssearchAutoPhrase,
"/Recoll/prefs/ssearchAutoPhrase", Bool, true);
SETTING_RW(prefs.ssearchAutoPhraseThreshPC,
"/Recoll/prefs/ssearchAutoPhraseThreshPC", Double, 2.0);
SETTING_RW(prefs.respagesize, "/Recoll/prefs/reslist/pagelen", Int, 8);
SETTING_RW(prefs.collapseDuplicates,
"/Recoll/prefs/reslist/collapseDuplicates", Bool, false);
SETTING_RW(prefs.showResultsAsTable,
"/Recoll/prefs/showResultsAsTable", Bool, false);
SETTING_RW(prefs.maxhltextmbs, "/Recoll/prefs/preview/maxhltextmbs", Int, 3);
SETTING_RW(prefs.previewPlainPre,
"/Recoll/prefs/preview/plainPre", Int, PrefsPack::PP_PREWRAP);
SETTING_RW(prefs.qtermcolor, "/Recoll/prefs/qtermcolor", String, "blue");
if (!writing && prefs.qtermcolor == "")
prefs.qtermcolor = "blue";
// Abstract snippet separator
SETTING_RW(prefs.abssep, "/Recoll/prefs/reslist/abssep", String,"&hellip;");
if (!writing && prefs.abssep == "")
prefs.abssep = "&hellip;";
SETTING_RW(prefs.reslistdateformat, "/Recoll/prefs/reslist/dateformat",
String,"&nbsp;%Y-%m-%d&nbsp;%H:%M:%S&nbsp;%z");
if (!writing && prefs.reslistdateformat == "")
prefs.reslistdateformat = "&nbsp;%Y-%m-%d&nbsp;%H:%M:%S&nbsp;%z";
prefs.creslistdateformat = (const char*)prefs.reslistdateformat.toUtf8();
SETTING_RW(prefs.reslistfontfamily, "/Recoll/prefs/reslist/fontFamily",
String, "");
SETTING_RW(prefs.reslistfontsize, "/Recoll/prefs/reslist/fontSize", Int,
10);
prefs.fontcolor = QApplication::palette().text().color().name();
QString rlfDflt = QString::fromUtf8(prefs.dfltResListFormat);
if (writing) {
if (prefs.reslistformat.compare(rlfDflt)) {
settings.setValue("/Recoll/prefs/reslist/format",
prefs.reslistformat);
} else {
settings.remove("/Recoll/prefs/reslist/format");
}
} else {
prefs.reslistformat =
settings.value("/Recoll/prefs/reslist/format", rlfDflt).toString();
prefs.creslistformat = qs2utf8s(prefs.reslistformat);
}
SETTING_RW(prefs.reslistheadertext, "/Recoll/prefs/reslist/headertext",
String, "");
SETTING_RW(prefs.qssFile, "/Recoll/prefs/stylesheet", String, "");
SETTING_RW(prefs.snipCssFile, "/Recoll/prefs/snippets/cssfile", String, "");
SETTING_RW(prefs.queryStemLang, "/Recoll/prefs/query/stemLang", String,
"english");
SETTING_RW(prefs.useDesktopOpen, "/Recoll/prefs/useDesktopOpen",
Bool, true);
SETTING_RW(prefs.keepSort,
"/Recoll/prefs/keepSort", Bool, false);
SETTING_RW(prefs.sortField, "/Recoll/prefs/sortField", String, "");
SETTING_RW(prefs.sortActive,
"/Recoll/prefs/sortActive", Bool, false);
SETTING_RW(prefs.sortDesc,
"/Recoll/prefs/query/sortDesc", Bool, 0);
if (!writing) {
// Handle transition from older prefs which did not store sortColumn
// (Active always meant sort by date).
if (prefs.sortActive && prefs.sortField.isNull())
prefs.sortField = "mtime";
}
SETTING_RW(prefs.queryBuildAbstract,
"/Recoll/prefs/query/buildAbstract", Bool, true);
SETTING_RW(prefs.queryReplaceAbstract,
"/Recoll/prefs/query/replaceAbstract", Bool, false);
SETTING_RW(prefs.syntAbsLen, "/Recoll/prefs/query/syntAbsLen",
Int, 250);
SETTING_RW(prefs.syntAbsCtx, "/Recoll/prefs/query/syntAbsCtx",
Int, 4);
SETTING_RW(prefs.autoSuffs, "/Recoll/prefs/query/autoSuffs", String, "");
SETTING_RW(prefs.autoSuffsEnable,
"/Recoll/prefs/query/autoSuffsEnable", Bool, false);
SETTING_RW(prefs.termMatchType, "/Recoll/prefs/query/termMatchType",
Int, 0);
// This is not really the current program version, just a value to
// be used in case we have incompatible changes one day
SETTING_RW(prefs.rclVersion, "/Recoll/prefs/rclVersion", Int, 1009);
// Ssearch combobox history list
if (writing) {
settings.setValue("/Recoll/prefs/query/ssearchHistory",
prefs.ssearchHistory);
} else {
prefs.ssearchHistory =
settings.value("/Recoll/prefs/query/ssearchHistory").toStringList();
}
// Ignored file types (advanced search)
if (writing) {
settings.setValue("/Recoll/prefs/query/asearchIgnFilTyps",
prefs.asearchIgnFilTyps);
} else {
prefs.asearchIgnFilTyps =
settings.value("/Recoll/prefs/query/asearchIgnFilTyps").toStringList();
}
// Field list for the restable
if (writing) {
settings.setValue("/Recoll/prefs/query/restableFields",
prefs.restableFields);
} else {
prefs.restableFields =
settings.value("/Recoll/prefs/query/restableFields").toStringList();
if (prefs.restableFields.empty()) {
prefs.restableFields.push_back("date");
prefs.restableFields.push_back("title");
prefs.restableFields.push_back("filename");
prefs.restableFields.push_back("author");
prefs.restableFields.push_back("url");
}
}
// restable col widths
QString rtcw;
if (writing) {
for (vector<int>::iterator it = prefs.restableColWidths.begin();
it != prefs.restableColWidths.end(); it++) {
char buf[20];
sprintf(buf, "%d ", *it);
rtcw += QString::fromUtf8(buf);
}
}
SETTING_RW(rtcw, "/Recoll/prefs/query/restableWidths", String,
"83 253 132 172 130 ");
if (!writing) {
vector<string> widths;
stringToStrings((const char *)rtcw.toUtf8(), widths);
for (vector<string>::iterator it = widths.begin();
it != widths.end(); it++) {
prefs.restableColWidths.push_back(atoi(it->c_str()));
}
}
SETTING_RW(prefs.fileTypesByCats, "/Recoll/prefs/query/asearchFilTypByCat",
Bool, false);
SETTING_RW(prefs.showTrayIcon, "/Recoll/prefs/showTrayIcon", Bool, false);
SETTING_RW(prefs.closeToTray, "/Recoll/prefs/closeToTray", Bool, false);
if (g_dynconf == 0) {
// Happens
return;
}
// The extra databases settings. These are stored as a list of
// xapian directory names, encoded in base64 to avoid any
// binary/charset conversion issues. There are 2 lists for all
// known dbs and active (searched) ones.
// When starting up, we also add from the RECOLL_EXTRA_DBS environment
// variable.
// This are stored inside the dynamic configuration file (aka: history),
// as they are likely to depend on RECOLL_CONFDIR.
if (writing) {
g_dynconf->eraseAll(allEdbsSk);
for (list<string>::const_iterator it = prefs.allExtraDbs.begin();
it != prefs.allExtraDbs.end(); it++) {
g_dynconf->enterString(allEdbsSk, *it);
}
g_dynconf->eraseAll(actEdbsSk);
for (list<string>::const_iterator it = prefs.activeExtraDbs.begin();
it != prefs.activeExtraDbs.end(); it++) {
g_dynconf->enterString(actEdbsSk, *it);
}
} else {
prefs.allExtraDbs = g_dynconf->getStringList(allEdbsSk);
const char *cp;
if ((cp = getenv("RECOLL_EXTRA_DBS")) != 0) {
vector<string> dbl;
stringToTokens(cp, dbl, ":");
for (vector<string>::iterator dit = dbl.begin(); dit != dbl.end();
dit++) {
string dbdir = path_canon(*dit);
path_catslash(dbdir);
if (std::find(prefs.allExtraDbs.begin(),
prefs.allExtraDbs.end(), dbdir) !=
prefs.allExtraDbs.end())
continue;
bool stripped;
if (!Rcl::Db::testDbDir(dbdir, &stripped)) {
LOGERR(("Not a xapian index: [%s]\n", dbdir.c_str()));
continue;
}
if (stripped != o_index_stripchars) {
LOGERR(("Incompatible character stripping: [%s]\n",
dbdir.c_str()));
continue;
}
prefs.allExtraDbs.push_back(dbdir);
}
}
// Get the remembered "active external indexes":
prefs.activeExtraDbs = g_dynconf->getStringList(actEdbsSk);
// Clean up the list: remove directories which are not
// actually there: useful for removable volumes.
for (list<string>::iterator it = prefs.activeExtraDbs.begin();
it != prefs.activeExtraDbs.end();) {
bool stripped;
if (!Rcl::Db::testDbDir(*it, &stripped) ||
stripped != o_index_stripchars) {
LOGINFO(("Not a Xapian index or char stripping differs: [%s]\n",
it->c_str()));
it = prefs.activeExtraDbs.erase(it);
} else {
it++;
}
}
// Get active db directives from the environment. This can only add to
// the remembered and cleaned up list
const char *cp4Act;
if ((cp4Act = getenv("RECOLL_ACTIVE_EXTRA_DBS")) != 0) {
vector<string> dbl;
stringToTokens(cp4Act, dbl, ":");
for (vector<string>::iterator dit = dbl.begin(); dit != dbl.end();
dit++) {
string dbdir = path_canon(*dit);
path_catslash(dbdir);
if (std::find(prefs.activeExtraDbs.begin(),
prefs.activeExtraDbs.end(), dbdir) !=
prefs.activeExtraDbs.end())
continue;
bool strpd;
if (!Rcl::Db::testDbDir(dbdir, &strpd) ||
strpd != o_index_stripchars) {
LOGERR(("Not a Xapian dir or diff. char stripping: [%s]\n",
dbdir.c_str()));
continue;
}
prefs.activeExtraDbs.push_back(dbdir);
} //for
} //if
}
#if 0
{
list<string>::const_iterator it;
fprintf(stderr, "All extra Dbs:\n");
for (it = prefs.allExtraDbs.begin();
it != prefs.allExtraDbs.end(); it++) {
fprintf(stderr, " [%s]\n", it->c_str());
}
fprintf(stderr, "Active extra Dbs:\n");
for (it = prefs.activeExtraDbs.begin();
it != prefs.activeExtraDbs.end(); it++) {
fprintf(stderr, " [%s]\n", it->c_str());
}
}
#endif
const string asbdSk = "asearchSbd";
if (writing) {
while (prefs.asearchSubdirHist.size() > 20)
prefs.asearchSubdirHist.pop_back();
g_dynconf->eraseAll(asbdSk);
for (QStringList::iterator it = prefs.asearchSubdirHist.begin();
it != prefs.asearchSubdirHist.end(); it++) {
g_dynconf->enterString(asbdSk, (const char *)((*it).toUtf8()));
}
} else {
list<string> tl = g_dynconf->getStringList(asbdSk);
for (list<string>::iterator it = tl.begin(); it != tl.end(); it++)
prefs.asearchSubdirHist.push_front(QString::fromUtf8(it->c_str()));
}
if (!writing)
havereadsettings = true;
}
string PrefsPack::stemlang()
{
string stemLang(qs2utf8s(prefs.queryStemLang));
if (stemLang == "ALL") {
if (theconfig)
theconfig->getConfParam("indexstemminglanguages", stemLang);
else
stemLang = "";
}
return stemLang;
}
QString myGetFileName(bool isdir, QString caption, bool filenosave)
{
LOGDEB1(("myFileDialog: isdir %d\n", isdir));
QFileDialog dialog(0, caption);
if (isdir) {
dialog.setFileMode(QFileDialog::Directory);
dialog.setOptions(QFileDialog::ShowDirsOnly);
} else {
dialog.setFileMode(QFileDialog::AnyFile);
if (filenosave)
dialog.setAcceptMode(QFileDialog::AcceptOpen);
else
dialog.setAcceptMode(QFileDialog::AcceptSave);
}
dialog.setViewMode(QFileDialog::List);
QFlags<QDir::Filter> flags = QDir::NoDotAndDotDot | QDir::Hidden;
if (isdir)
flags |= QDir::Dirs;
else
flags |= QDir::Dirs | QDir::Files;
dialog.setFilter(flags);
if (dialog.exec() == QDialog::Accepted) {
return dialog.selectedFiles().value(0);
}
return QString();
}
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