kdbg/pgmargs.cpp

   1 /*
   2  * Copyright Johannes Sixt
   3  * This file is licensed under the GNU General Public License Version 2.
   4  * See the file COPYING in the toplevel directory of the source directory.
   5  */
   6
   7 #include "pgmargs.h"
   8 #include <klocale.h>                    /* i18n */
   9 #include <QFileDialog>
  10 #include "mydebug.h"
  11
  12 PgmArgs::PgmArgs(QWidget* parent, const QString& pgm,
  13                  const std::map<QString,QString>& envVars,
  14                  const QStringList& allOptions) :
  15         QDialog(parent)
  16 {
  17     setupUi(this);
  18
  19     {
  20         QFileInfo fi = pgm;
  21         QString newText = labelArgs->text().arg(fi.fileName());
  22         labelArgs->setText(newText);
  23     }
  24
  25     // add options only if the option list is non-empty
  26     if (!allOptions.isEmpty())
  27     {
  28         xsldbgOptions->addItems(allOptions);
  29     }
  30     else
  31     {
  32         delete xsldbgOptionsPage;
  33         xsldbgOptionsPage = 0;
  34     }
  35
  36     EnvVar val;
  37     val.status = EnvVar::EVclean;
  38     for (std::map<QString,QString>::const_iterator i = envVars.begin(); i != envVars.end(); ++i)
  39     {
  40         val.value = i->second;
  41         val.item = new QTreeWidgetItem(envList, QStringList() << i->first << i->second);
  42         m_envVars[i->first] = val;
  43     }
  44
  45     envList->setAllColumnsShowFocus(true);
  46     buttonDelete->setEnabled(envList->currentItem() != 0);
  47 }
  48
  49 PgmArgs::~PgmArgs()
  50 {
  51 }
  52
  53 // initializes the selected options
  54 void PgmArgs::setOptions(const QSet<QString>& selectedOptions)
  55 {
  56     if (xsldbgOptionsPage == 0)
  57         return;
  58
  59     for (int i = 0; i < xsldbgOptions->count(); i++) {
  60         if (selectedOptions.contains(xsldbgOptions->item(i)->text()))
  61         {
  62             xsldbgOptions->item(i)->setSelected(true);
  63         }
  64     }
  65 }
  66
  67 // returns the selected options
  68 QSet<QString> PgmArgs::options() const
  69 {
  70     QSet<QString> sel;
  71     if (xsldbgOptionsPage != 0)
  72     {
  73         for (int i = 0; i < xsldbgOptions->count(); i++) {
  74             if (xsldbgOptions->item(i)->isSelected())
  75                 sel.insert(xsldbgOptions->item(i)->text());
  76         }
  77     }
  78     return sel;
  79 }
  80
  81 // this is a slot
  82 void PgmArgs::on_buttonModify_clicked()
  83 {
  84     modifyVar(true);    // re-add deleted entries
  85 }
  86
  87 void PgmArgs::modifyVar(bool resurrect)
  88 {
  89     QString name, value;
  90     parseEnvInput(name, value);
  91     if (name.isEmpty() || name.indexOf(' ') >= 0)       // disallow spaces in names
  92         return;
  93
  94     // lookup the value in the dictionary
  95     EnvVar* val;
  96     std::map<QString,EnvVar>::iterator i = m_envVars.find(name);
  97     if (i != m_envVars.end()) {
  98         val = &i->second;
  99         // see if this is a zombie
 100         if (val->status == EnvVar::EVdeleted) {
 101             // resurrect
 102             if (resurrect)
 103             {
 104                 val->value = value;
 105                 val->status = EnvVar::EVdirty;
 106                 val->item = new QTreeWidgetItem(envList, QStringList() << name << value);
 107             }
 108         } else if (value != val->value) {
 109             // change the value
 110             val->value = value;
 111             val->status = EnvVar::EVdirty;
 112             val->item->setText(1, value);
 113         }
 114     } else {
 115         // add the value
 116         val = &m_envVars[name];
 117         val->value = value;
 118         val->status = EnvVar::EVnew;
 119         val->item = new QTreeWidgetItem(envList, QStringList() << name << value);
 120     }
 121     envList->setCurrentItem(val->item);
 122     buttonDelete->setEnabled(true);
 123 }
 124
 125 // delete the selected item
 126 void PgmArgs::on_buttonDelete_clicked()
 127 {
 128     QTreeWidgetItem* item = envList->currentItem();
 129     if (item == 0)
 130         return;
 131     QString name = item->text(0);
 132
 133     // lookup the value in the dictionary
 134     std::map<QString,EnvVar>::iterator i = m_envVars.find(name);
 135     if (i != m_envVars.end())
 136     {
 137         EnvVar* val = &i->second;
 138         // delete from list
 139         val->item = 0;
 140         // if this is a new item, delete it completely, otherwise zombie-ize it
 141         if (val->status == EnvVar::EVnew) {
 142             m_envVars.erase(i);
 143         } else {
 144             // mark value deleted
 145             val->status = EnvVar::EVdeleted;
 146         }
 147     }
 148     delete item;
 149     // there is no selected item anymore
 150     buttonDelete->setEnabled(false);
 151 }
 152
 153 void PgmArgs::parseEnvInput(QString& name, QString& value)
 154 {
 155     // parse input from edit field
 156     QString input = envVar->text();
 157     int equalSign = input.indexOf('=');
 158     if (equalSign >= 0) {
 159         name = input.left(equalSign).trimmed();
 160         value = input.mid(equalSign+1);
 161     } else {
 162         name = input.trimmed();
 163         value = QString();              /* value is empty */
 164     }
 165 }
 166
 167 void PgmArgs::on_envList_currentItemChanged()
 168 {
 169     QTreeWidgetItem* item = envList->currentItem();
 170     buttonDelete->setEnabled(item != 0);
 171     if (item == 0)
 172         return;
 173
 174     // must get name from list box
 175     QString name = item->text(0);
 176     envVar->setText(name + "=" + m_envVars[name].value);
 177 }
 178
 179 void PgmArgs::accept()
 180 {
 181     // simulate that the Modify button was pressed, but don't revive
 182     // dead entries even if the user changed the edit box
 183     modifyVar(false);
 184     QDialog::accept();
 185 }
 186
 187 void PgmArgs::on_wdBrowse_clicked()
 188 {
 189     // browse for the working directory
 190     QString newDir = QFileDialog::getExistingDirectory(this, {}, wd());
 191     if (!newDir.isEmpty()) {
 192         setWd(newDir);
 193     }
 194 }
 195
 196 void PgmArgs::on_insertFile_clicked()
 197 {
 198     QString caption = i18n("Select a file name to insert as program argument");
 199
 200     // use the selection as default
 201     QString f = programArgs->selectedText();
 202     f = QFileDialog::getSaveFileName(this, caption, f);
 203     // don't clear the selection if no file was selected
 204     if (!f.isEmpty()) {
 205         programArgs->insert(f);
 206     }
 207 }
 208
 209 void PgmArgs::on_insertDir_clicked()
 210 {
 211     QString caption = i18n("Select a directory to insert as program argument");
 212
 213     // use the selection as default
 214     QString f = programArgs->selectedText();
 215     f = QFileDialog::getExistingDirectory(this, caption, f);
 216     // don't clear the selection if no file was selected
 217     if (!f.isEmpty()) {
 218         programArgs->insert(f);
 219     }
 220 }
 221
 222 #include "pgmargs.moc"