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 <qlabel.h>
   9 #include <qpushbutton.h>
  10 #include <q3listview.h>
  11 #include <q3listbox.h>
  12 #include <qtabwidget.h>
  13 #include <kfiledialog.h>
  14 #include <klocale.h>                    /* i18n */
  15 #include "mydebug.h"
  16
  17 PgmArgs::PgmArgs(QWidget* parent, const QString& pgm, Q3Dict<EnvVar>& envVars,
  18                  const QStringList& allOptions) :
  19         PgmArgsBase(parent, "pgmargs", true),
  20         m_envVars(envVars)
  21 {
  22     m_envVars.setAutoDelete(false);
  23
  24     {
  25         QFileInfo fi = pgm;
  26         QString newText = labelArgs->text().arg(fi.fileName());
  27         labelArgs->setText(newText);
  28     }
  29
  30     // add options only if the option list is non-empty
  31     if (!allOptions.isEmpty())
  32     {
  33         xsldbgOptions->insertStringList(allOptions);
  34     }
  35     else
  36     {
  37         delete xsldbgOptionsPage;
  38         xsldbgOptionsPage = 0;
  39     }
  40
  41     initEnvList();
  42 }
  43
  44 PgmArgs::~PgmArgs()
  45 {
  46 }
  47
  48 // initializes the selected options
  49 void PgmArgs::setOptions(const QStringList& selectedOptions)
  50 {
  51     QStringList::ConstIterator it;
  52     for (it = selectedOptions.begin(); it != selectedOptions.end(); ++it) {
  53         for (uint i = 0; i < xsldbgOptions->count(); i++) {
  54             if (xsldbgOptions->text(i) == *it) {
  55                 xsldbgOptions->setSelected(i, true);
  56                 break;
  57             }
  58         }
  59     }
  60 }
  61
  62 // returns the selected options
  63 QStringList PgmArgs::options() const
  64 {
  65     QStringList sel;
  66     if (xsldbgOptionsPage != 0)
  67     {
  68         for (uint i = 0; i < xsldbgOptions->count(); i++) {
  69             if (xsldbgOptions->isSelected(i))
  70                 sel.append(xsldbgOptions->text(i));
  71         }
  72     }
  73     return sel;
  74 }
  75
  76 // this is a slot
  77 void PgmArgs::modifyVar()
  78 {
  79     modifyVar(true);    // re-add deleted entries
  80 }
  81
  82 void PgmArgs::modifyVar(bool resurrect)
  83 {
  84     QString name, value;
  85     parseEnvInput(name, value);
  86     if (name.isEmpty() || name.find(' ') >= 0)  /* disallow spaces in names */
  87         return;
  88
  89     // lookup the value in the dictionary
  90     EnvVar* val = m_envVars[name];
  91     if (val != 0) {
  92         // see if this is a zombie
  93         if (val->status == EnvVar::EVdeleted) {
  94             // resurrect
  95             if (resurrect)
  96             {
  97                 val->value = value;
  98                 val->status = EnvVar::EVdirty;
  99                 val->item = new Q3ListViewItem(envList, name, value);   // inserts itself
 100                 m_envVars.insert(name, val);
 101             }
 102         } else if (value != val->value) {
 103             // change the value
 104             val->value = value;
 105             val->status = EnvVar::EVdirty;
 106             val->item->setText(1, value);
 107         }
 108     } else {
 109         // add the value
 110         val = new EnvVar;
 111         val->value = value;
 112         val->status = EnvVar::EVnew;
 113         val->item = new Q3ListViewItem(envList, name, value);   // inserts itself
 114         m_envVars.insert(name, val);
 115     }
 116     envList->setSelected(val->item, true);
 117     buttonDelete->setEnabled(true);
 118 }
 119
 120 // delete the selected item
 121 void PgmArgs::deleteVar()
 122 {
 123     Q3ListViewItem* item = envList->selectedItem();
 124     if (item == 0)
 125         return;
 126     QString name = item->text(0);
 127
 128     // lookup the value in the dictionary
 129     EnvVar* val = m_envVars[name];
 130     if (val != 0)
 131     {
 132         // delete from list
 133         val->item = 0;
 134         // if this is a new item, delete it completely, otherwise zombie-ize it
 135         if (val->status == EnvVar::EVnew) {
 136             m_envVars.remove(name);
 137             delete val;
 138         } else {
 139             // mark value deleted
 140             val->status = EnvVar::EVdeleted;
 141         }
 142     }
 143     delete item;
 144     // there is no selected item anymore
 145     buttonDelete->setEnabled(false);
 146 }
 147
 148 void PgmArgs::parseEnvInput(QString& name, QString& value)
 149 {
 150     // parse input from edit field
 151     QString input = envVar->text();
 152     int equalSign = input.find('=');
 153     if (equalSign >= 0) {
 154         name = input.left(equalSign).stripWhiteSpace();
 155         value = input.mid(equalSign+1);
 156     } else {
 157         name = input.stripWhiteSpace();
 158         value = QString();              /* value is empty */
 159     }
 160 }
 161
 162 void PgmArgs::initEnvList()
 163 {
 164     Q3DictIterator<EnvVar> it = m_envVars;
 165     EnvVar* val;
 166     QString name;
 167     for (; (val = it) != 0; ++it) {
 168         val->status = EnvVar::EVclean;
 169         name = it.currentKey();
 170         val->item = new Q3ListViewItem(envList, name, val->value);      // inserts itself
 171     }
 172
 173     envList->setAllColumnsShowFocus(true);
 174     buttonDelete->setEnabled(envList->selectedItem() != 0);
 175 }
 176
 177 void PgmArgs::envListCurrentChanged()
 178 {
 179     Q3ListViewItem* item = envList->selectedItem();
 180     buttonDelete->setEnabled(item != 0);
 181     if (item == 0)
 182         return;
 183
 184     // must get name from list box
 185     QString name = item->text(0);
 186     EnvVar* val = m_envVars[name];
 187     ASSERT(val != 0);
 188     if (val != 0) {
 189         envVar->setText(name + "=" + val->value);
 190     } else {
 191         envVar->setText(name);
 192     }
 193 }
 194
 195 void PgmArgs::accept()
 196 {
 197     // simulate that the Modify button was pressed, but don't revive
 198     // dead entries even if the user changed the edit box
 199     modifyVar(false);
 200     QDialog::accept();
 201 }
 202
 203 void PgmArgs::browseWd()
 204 {
 205     // browse for the working directory
 206     QString newDir = KFileDialog::getExistingDirectory(wd(), this);
 207     if (!newDir.isEmpty()) {
 208         setWd(newDir);
 209     }
 210 }
 211
 212 void PgmArgs::browseArgFile()
 213 {
 214     QString caption = i18n("Select a file name to insert as program argument");
 215
 216     // use the selection as default
 217     QString f = programArgs->markedText();
 218     f = KFileDialog::getSaveFileName(f, QString::null,
 219                                      this, caption);
 220     // don't clear the selection if no file was selected
 221     if (!f.isEmpty()) {
 222         programArgs->insert(f);
 223     }
 224 }
 225
 226 void PgmArgs::browseArgDir()
 227 {
 228     QString caption = i18n("Select a directory to insert as program argument");
 229
 230     // use the selection as default
 231     QString f = programArgs->markedText();
 232     f = KFileDialog::getExistingDirectory(f, this, caption);
 233     // don't clear the selection if no file was selected
 234     if (!f.isEmpty()) {
 235         programArgs->insert(f);
 236     }
 237 }
 238
 239 #include "pgmargs.moc"