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 <kfiledialog.h>
   9 #include <klocale.h>                    /* i18n */
  10 #include "mydebug.h"
  11
  12 PgmArgs::PgmArgs(QWidget* parent, const QString& pgm, Q3Dict<EnvVar>& envVars,
  13                  const QStringList& allOptions) :
  14         QDialog(parent),
  15         m_envVars(envVars)
  16 {
  17     setupUi(this);
  18
  19     m_envVars.setAutoDelete(false);
  20
  21     {
  22         QFileInfo fi = pgm;
  23         QString newText = labelArgs->text().arg(fi.fileName());
  24         labelArgs->setText(newText);
  25     }
  26
  27     // add options only if the option list is non-empty
  28     if (!allOptions.isEmpty())
  29     {
  30         xsldbgOptions->addItems(allOptions);
  31     }
  32     else
  33     {
  34         delete xsldbgOptionsPage;
  35         xsldbgOptionsPage = 0;
  36     }
  37
  38     initEnvList();
  39 }
  40
  41 PgmArgs::~PgmArgs()
  42 {
  43 }
  44
  45 // initializes the selected options
  46 void PgmArgs::setOptions(const QStringList& selectedOptions)
  47 {
  48     QStringList::ConstIterator it;
  49     for (it = selectedOptions.begin(); it != selectedOptions.end(); ++it) {
  50         for (int i = 0; i < xsldbgOptions->count(); i++) {
  51             if (xsldbgOptions->item(i)->text() == *it) {
  52                 xsldbgOptions->item(i)->setSelected(true);
  53                 break;
  54             }
  55         }
  56     }
  57 }
  58
  59 // returns the selected options
  60 QStringList PgmArgs::options() const
  61 {
  62     QStringList sel;
  63     if (xsldbgOptionsPage != 0)
  64     {
  65         for (int i = 0; i < xsldbgOptions->count(); i++) {
  66             if (xsldbgOptions->item(i)->isSelected())
  67                 sel.append(xsldbgOptions->item(i)->text());
  68         }
  69     }
  70     return sel;
  71 }
  72
  73 // this is a slot
  74 void PgmArgs::on_buttonModify_clicked()
  75 {
  76     modifyVar(true);    // re-add deleted entries
  77 }
  78
  79 void PgmArgs::modifyVar(bool resurrect)
  80 {
  81     QString name, value;
  82     parseEnvInput(name, value);
  83     if (name.isEmpty() || name.find(' ') >= 0)  /* disallow spaces in names */
  84         return;
  85
  86     // lookup the value in the dictionary
  87     EnvVar* val = m_envVars[name];
  88     if (val != 0) {
  89         // see if this is a zombie
  90         if (val->status == EnvVar::EVdeleted) {
  91             // resurrect
  92             if (resurrect)
  93             {
  94                 val->value = value;
  95                 val->status = EnvVar::EVdirty;
  96                 val->item = new QTreeWidgetItem(envList, QStringList() << name << value);
  97                 m_envVars.insert(name, val);
  98             }
  99         } else if (value != val->value) {
 100             // change the value
 101             val->value = value;
 102             val->status = EnvVar::EVdirty;
 103             val->item->setText(1, value);
 104         }
 105     } else {
 106         // add the value
 107         val = new EnvVar;
 108         val->value = value;
 109         val->status = EnvVar::EVnew;
 110         val->item = new QTreeWidgetItem(envList, QStringList() << name << value);
 111         m_envVars.insert(name, val);
 112     }
 113     envList->setCurrentItem(val->item);
 114     buttonDelete->setEnabled(true);
 115 }
 116
 117 // delete the selected item
 118 void PgmArgs::on_buttonDelete_clicked()
 119 {
 120     QTreeWidgetItem* item = envList->currentItem();
 121     if (item == 0)
 122         return;
 123     QString name = item->text(0);
 124
 125     // lookup the value in the dictionary
 126     EnvVar* val = m_envVars[name];
 127     if (val != 0)
 128     {
 129         // delete from list
 130         val->item = 0;
 131         // if this is a new item, delete it completely, otherwise zombie-ize it
 132         if (val->status == EnvVar::EVnew) {
 133             m_envVars.remove(name);
 134             delete val;
 135         } else {
 136             // mark value deleted
 137             val->status = EnvVar::EVdeleted;
 138         }
 139     }
 140     delete item;
 141     // there is no selected item anymore
 142     buttonDelete->setEnabled(false);
 143 }
 144
 145 void PgmArgs::parseEnvInput(QString& name, QString& value)
 146 {
 147     // parse input from edit field
 148     QString input = envVar->text();
 149     int equalSign = input.find('=');
 150     if (equalSign >= 0) {
 151         name = input.left(equalSign).stripWhiteSpace();
 152         value = input.mid(equalSign+1);
 153     } else {
 154         name = input.stripWhiteSpace();
 155         value = QString();              /* value is empty */
 156     }
 157 }
 158
 159 void PgmArgs::initEnvList()
 160 {
 161     Q3DictIterator<EnvVar> it = m_envVars;
 162     EnvVar* val;
 163     QString name;
 164     for (; (val = it) != 0; ++it) {
 165         val->status = EnvVar::EVclean;
 166         name = it.currentKey();
 167         val->item = new QTreeWidgetItem(envList, QStringList() << name << val->value);
 168     }
 169
 170     envList->setAllColumnsShowFocus(true);
 171     buttonDelete->setEnabled(envList->currentItem() != 0);
 172 }
 173
 174 void PgmArgs::on_envList_currentItemChanged()
 175 {
 176     QTreeWidgetItem* item = envList->currentItem();
 177     buttonDelete->setEnabled(item != 0);
 178     if (item == 0)
 179         return;
 180
 181     // must get name from list box
 182     QString name = item->text(0);
 183     EnvVar* val = m_envVars[name];
 184     ASSERT(val != 0);
 185     if (val != 0) {
 186         envVar->setText(name + "=" + val->value);
 187     } else {
 188         envVar->setText(name);
 189     }
 190 }
 191
 192 void PgmArgs::accept()
 193 {
 194     // simulate that the Modify button was pressed, but don't revive
 195     // dead entries even if the user changed the edit box
 196     modifyVar(false);
 197     QDialog::accept();
 198 }
 199
 200 void PgmArgs::on_wdBrowse_clicked()
 201 {
 202     // browse for the working directory
 203     QString newDir = KFileDialog::getExistingDirectory(wd(), this);
 204     if (!newDir.isEmpty()) {
 205         setWd(newDir);
 206     }
 207 }
 208
 209 void PgmArgs::on_insertFile_clicked()
 210 {
 211     QString caption = i18n("Select a file name to insert as program argument");
 212
 213     // use the selection as default
 214     QString f = programArgs->markedText();
 215     f = KFileDialog::getSaveFileName(f, QString::null,
 216                                      this, caption);
 217     // don't clear the selection if no file was selected
 218     if (!f.isEmpty()) {
 219         programArgs->insert(f);
 220     }
 221 }
 222
 223 void PgmArgs::on_insertDir_clicked()
 224 {
 225     QString caption = i18n("Select a directory to insert as program argument");
 226
 227     // use the selection as default
 228     QString f = programArgs->markedText();
 229     f = KFileDialog::getExistingDirectory(f, this, caption);
 230     // don't clear the selection if no file was selected
 231     if (!f.isEmpty()) {
 232         programArgs->insert(f);
 233     }
 234 }
 235
 236 #include "pgmargs.moc"