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 <Q3ListView>
   9 #include <kfiledialog.h>
  10 #include <klocale.h>                    /* i18n */
  11 #include "mydebug.h"
  12
  13 PgmArgs::PgmArgs(QWidget* parent, const QString& pgm, Q3Dict<EnvVar>& envVars,
  14                  const QStringList& allOptions) :
  15         KDialog(parent),
  16         m_envVars(envVars)
  17 {
  18     setupUi(this);
  19
  20     m_envVars.setAutoDelete(false);
  21
  22     {
  23         QFileInfo fi = pgm;
  24         QString newText = labelArgs->text().arg(fi.fileName());
  25         labelArgs->setText(newText);
  26     }
  27
  28     // add options only if the option list is non-empty
  29     if (!allOptions.isEmpty())
  30     {
  31         xsldbgOptions->insertStringList(allOptions);
  32     }
  33     else
  34     {
  35         delete xsldbgOptionsPage;
  36         xsldbgOptionsPage = 0;
  37     }
  38
  39     initEnvList();
  40 }
  41
  42 PgmArgs::~PgmArgs()
  43 {
  44 }
  45
  46 // initializes the selected options
  47 void PgmArgs::setOptions(const QStringList& selectedOptions)
  48 {
  49     QStringList::ConstIterator it;
  50     for (it = selectedOptions.begin(); it != selectedOptions.end(); ++it) {
  51         for (uint i = 0; i < xsldbgOptions->count(); i++) {
  52             if (xsldbgOptions->text(i) == *it) {
  53                 xsldbgOptions->setSelected(i, true);
  54                 break;
  55             }
  56         }
  57     }
  58 }
  59
  60 // returns the selected options
  61 QStringList PgmArgs::options() const
  62 {
  63     QStringList sel;
  64     if (xsldbgOptionsPage != 0)
  65     {
  66         for (uint i = 0; i < xsldbgOptions->count(); i++) {
  67             if (xsldbgOptions->isSelected(i))
  68                 sel.append(xsldbgOptions->text(i));
  69         }
  70     }
  71     return sel;
  72 }
  73
  74 // this is a slot
  75 void PgmArgs::on_buttonModify_clicked()
  76 {
  77     modifyVar(true);    // re-add deleted entries
  78 }
  79
  80 void PgmArgs::modifyVar(bool resurrect)
  81 {
  82     QString name, value;
  83     parseEnvInput(name, value);
  84     if (name.isEmpty() || name.find(' ') >= 0)  /* disallow spaces in names */
  85         return;
  86
  87     // lookup the value in the dictionary
  88     EnvVar* val = m_envVars[name];
  89     if (val != 0) {
  90         // see if this is a zombie
  91         if (val->status == EnvVar::EVdeleted) {
  92             // resurrect
  93             if (resurrect)
  94             {
  95                 val->value = value;
  96                 val->status = EnvVar::EVdirty;
  97                 val->item = new Q3ListViewItem(envList, name, value);   // inserts itself
  98                 m_envVars.insert(name, val);
  99             }
 100         } else if (value != val->value) {
 101             // change the value
 102             val->value = value;
 103             val->status = EnvVar::EVdirty;
 104             val->item->setText(1, value);
 105         }
 106     } else {
 107         // add the value
 108         val = new EnvVar;
 109         val->value = value;
 110         val->status = EnvVar::EVnew;
 111         val->item = new Q3ListViewItem(envList, name, value);   // inserts itself
 112         m_envVars.insert(name, val);
 113     }
 114     envList->setSelected(val->item, true);
 115     buttonDelete->setEnabled(true);
 116 }
 117
 118 // delete the selected item
 119 void PgmArgs::on_buttonDelete_clicked()
 120 {
 121     Q3ListViewItem* item = envList->selectedItem();
 122     if (item == 0)
 123         return;
 124     QString name = item->text(0);
 125
 126     // lookup the value in the dictionary
 127     EnvVar* val = m_envVars[name];
 128     if (val != 0)
 129     {
 130         // delete from list
 131         val->item = 0;
 132         // if this is a new item, delete it completely, otherwise zombie-ize it
 133         if (val->status == EnvVar::EVnew) {
 134             m_envVars.remove(name);
 135             delete val;
 136         } else {
 137             // mark value deleted
 138             val->status = EnvVar::EVdeleted;
 139         }
 140     }
 141     delete item;
 142     // there is no selected item anymore
 143     buttonDelete->setEnabled(false);
 144 }
 145
 146 void PgmArgs::parseEnvInput(QString& name, QString& value)
 147 {
 148     // parse input from edit field
 149     QString input = envVar->text();
 150     int equalSign = input.find('=');
 151     if (equalSign >= 0) {
 152         name = input.left(equalSign).stripWhiteSpace();
 153         value = input.mid(equalSign+1);
 154     } else {
 155         name = input.stripWhiteSpace();
 156         value = QString();              /* value is empty */
 157     }
 158 }
 159
 160 void PgmArgs::initEnvList()
 161 {
 162     Q3DictIterator<EnvVar> it = m_envVars;
 163     EnvVar* val;
 164     QString name;
 165     for (; (val = it) != 0; ++it) {
 166         val->status = EnvVar::EVclean;
 167         name = it.currentKey();
 168         val->item = new Q3ListViewItem(envList, name, val->value);      // inserts itself
 169     }
 170
 171     envList->setAllColumnsShowFocus(true);
 172     buttonDelete->setEnabled(envList->selectedItem() != 0);
 173 }
 174
 175 void PgmArgs::on_envList_selectionChanged()
 176 {
 177     Q3ListViewItem* item = envList->selectedItem();
 178     buttonDelete->setEnabled(item != 0);
 179     if (item == 0)
 180         return;
 181
 182     // must get name from list box
 183     QString name = item->text(0);
 184     EnvVar* val = m_envVars[name];
 185     ASSERT(val != 0);
 186     if (val != 0) {
 187         envVar->setText(name + "=" + val->value);
 188     } else {
 189         envVar->setText(name);
 190     }
 191 }
 192
 193 void PgmArgs::accept()
 194 {
 195     // simulate that the Modify button was pressed, but don't revive
 196     // dead entries even if the user changed the edit box
 197     modifyVar(false);
 198     QDialog::accept();
 199 }
 200
 201 void PgmArgs::on_wdBrowse_clicked()
 202 {
 203     // browse for the working directory
 204     QString newDir = KFileDialog::getExistingDirectory(wd(), this);
 205     if (!newDir.isEmpty()) {
 206         setWd(newDir);
 207     }
 208 }
 209
 210 void PgmArgs::on_insertFile_clicked()
 211 {
 212     QString caption = i18n("Select a file name to insert as program argument");
 213
 214     // use the selection as default
 215     QString f = programArgs->markedText();
 216     f = KFileDialog::getSaveFileName(f, QString::null,
 217                                      this, caption);
 218     // don't clear the selection if no file was selected
 219     if (!f.isEmpty()) {
 220         programArgs->insert(f);
 221     }
 222 }
 223
 224 void PgmArgs::on_insertDir_clicked()
 225 {
 226     QString caption = i18n("Select a directory to insert as program argument");
 227
 228     // use the selection as default
 229     QString f = programArgs->markedText();
 230     f = KFileDialog::getExistingDirectory(f, this, caption);
 231     // don't clear the selection if no file was selected
 232     if (!f.isEmpty()) {
 233         programArgs->insert(f);
 234     }
 235 }
 236
 237 #include "pgmargs.moc"