src/frontends/qt4/GuiBranches.cpp

   1 /**
   2  * \file GuiBranches.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Edwin Leuven
   7  * \author Abdelrazak Younes
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "GuiBranches.h"
  15
  16 #include "ColorCache.h"
  17 #include "GuiApplication.h"
  18 #include "Validator.h"
  19 #include "qt_helpers.h"
  20
  21 #include "ui_BranchesUnknownUi.h"
  22
  23 #include "frontends/alert.h"
  24
  25 #include "Buffer.h"
  26 #include "BufferParams.h"
  27
  28 #include "support/gettext.h"
  29 #include "support/lstrings.h"
  30
  31 #include <QListWidget>
  32 #include <QTreeWidget>
  33 #include <QTreeWidgetItem>
  34 #include <QPixmap>
  35 #include <QIcon>
  36 #include <QColor>
  37 #include <QColorDialog>
  38
  39
  40 namespace lyx {
  41 namespace frontend {
  42
  43
  44 GuiBranches::GuiBranches(QWidget * parent)
  45         : QWidget(parent)
  46 {
  47         setupUi(this);
  48         branchesTW->setColumnCount(3);
  49         branchesTW->headerItem()->setText(0, qt_("Branch"));
  50         branchesTW->headerItem()->setText(1, qt_("Activated"));
  51         branchesTW->headerItem()->setText(2, qt_("Color"));
  52         branchesTW->setSortingEnabled(true);
  53
  54         undef_ = new BranchesUnknownDialog(this);
  55         undef_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
  56         undef_bc_.setCancel(undef_->cancelPB);
  57
  58         connect(undef_->branchesLW, SIGNAL(itemSelectionChanged()),
  59                 this, SLOT(unknownBranchSelChanged()));
  60         connect(undef_->addSelectedPB, SIGNAL(clicked()),
  61                 this, SLOT(addUnknown()));
  62         connect(undef_->addAllPB, SIGNAL(clicked()),
  63                 this, SLOT(addAllUnknown()));
  64         connect(undef_->addSelectedPB, SIGNAL(clicked()),
  65                 undef_, SLOT(accept()));
  66         connect(undef_->addAllPB, SIGNAL(clicked()),
  67                 undef_, SLOT(accept()));
  68         connect(undef_->cancelPB, SIGNAL(clicked()),
  69                 undef_, SLOT(reject()));
  70 }
  71
  72 void GuiBranches::update(BufferParams const & params)
  73 {
  74         branchlist_ = params.branchlist();
  75         updateView();
  76 }
  77
  78
  79 void GuiBranches::updateView()
  80 {
  81         // store the selected branch
  82         QTreeWidgetItem * item = branchesTW->currentItem();
  83         QString sel_branch;
  84         if (item != 0)
  85                 sel_branch = item->text(0);
  86
  87         branchesTW->clear();
  88
  89         BranchList::const_iterator it = branchlist_.begin();
  90         BranchList::const_iterator const end = branchlist_.end();
  91         for (; it != end; ++it) {
  92                 QTreeWidgetItem * newItem = new QTreeWidgetItem(branchesTW);
  93
  94                 QString const bname = toqstr(it->branch());
  95                 newItem->setText(0, bname);
  96                 newItem->setText(1, it->isSelected() ? qt_("Yes") : qt_("No"));
  97
  98                 QColor const itemcolor = rgb2qcolor(it->color());
  99                 if (itemcolor.isValid()) {
 100                         QPixmap coloritem(30, 10);
 101                         coloritem.fill(itemcolor);
 102                         newItem->setIcon(2, QIcon(coloritem));
 103                 }
 104                 // restore selected branch
 105                 if (bname == sel_branch) {
 106                         branchesTW->setCurrentItem(newItem);
 107                         branchesTW->setItemSelected(newItem, true);
 108                 }
 109         }
 110         unknownPB->setEnabled(!unknown_branches_.isEmpty());
 111         // emit signal
 112         changed();
 113 }
 114
 115
 116 void GuiBranches::apply(BufferParams & params) const
 117 {
 118         params.branchlist() = branchlist_;
 119 }
 120
 121
 122 void GuiBranches::on_addBranchPB_pressed()
 123 {
 124         QString const new_branch = newBranchLE->text();
 125         if (!new_branch.isEmpty()) {
 126                 branchlist_.add(qstring_to_ucs4(new_branch));
 127                 newBranchLE->clear();
 128                 updateView();
 129         }
 130 }
 131
 132
 133 void GuiBranches::on_removePB_pressed()
 134 {
 135         QTreeWidgetItem * selItem = branchesTW->currentItem();
 136         QString sel_branch;
 137         if (selItem != 0)
 138                 sel_branch = selItem->text(0);
 139         if (!sel_branch.isEmpty()) {
 140                 branchlist_.remove(qstring_to_ucs4(sel_branch));
 141                 newBranchLE->clear();
 142                 updateView();
 143         }
 144 }
 145
 146
 147 void GuiBranches::on_renamePB_pressed()
 148 {
 149         QTreeWidgetItem * selItem = branchesTW->currentItem();
 150         QString sel_branch;
 151         if (selItem != 0)
 152                 sel_branch = selItem->text(0);
 153         if (!sel_branch.isEmpty()) {
 154                 docstring newname;
 155                 docstring const oldname = qstring_to_ucs4(sel_branch);
 156                 bool success = false;
 157                 if (Alert::askForText(newname, _("Enter new branch name"))) {
 158                         if (branchlist_.find(newname)) {
 159                                 docstring text = support::bformat(
 160                                         _("A branch with the name \"%1$s\" already exists.\n"
 161                                           "Do you want to merge branch \"%2$s\" with that one?"),
 162                                         newname, oldname);
 163                                 if (frontend::Alert::prompt(_("Branch already exists"),
 164                                           text, 0, 1, _("&Merge"), _("&Cancel")) == 0)
 165                                         success = branchlist_.rename(oldname, newname, true);
 166                         } else
 167                                 success = branchlist_.rename(oldname, newname);
 168                         newBranchLE->clear();
 169                         updateView();
 170                 }
 171                 if (!success)
 172                         Alert::error(_("Renaming failed"),
 173                               _("The branch could not be renamed."));
 174                 else
 175                         // emit signal
 176                         renameBranches(oldname, newname);
 177         }
 178 }
 179
 180
 181 void GuiBranches::on_activatePB_pressed()
 182 {
 183         toggleBranch(branchesTW->currentItem());
 184 }
 185
 186
 187 void GuiBranches::on_branchesTW_itemDoubleClicked(QTreeWidgetItem * item, int col)
 188 {
 189         if (col < 2)
 190                 toggleBranch(item);
 191         else
 192                 toggleColor(item);
 193 }
 194
 195
 196 void GuiBranches::toggleBranch(QTreeWidgetItem * item)
 197 {
 198         if (item == 0)
 199                 return;
 200
 201         QString sel_branch = item->text(0);
 202         if (sel_branch.isEmpty())
 203                 return;
 204
 205         bool const selected = (item->text(1) == qt_("Yes"));
 206         Branch * branch = branchlist_.find(qstring_to_ucs4(sel_branch));
 207         if (branch && branch->setSelected(!selected)) {
 208                 newBranchLE->clear();
 209                 updateView();
 210         }
 211 }
 212
 213
 214 void GuiBranches::on_colorPB_clicked()
 215 {
 216         toggleColor(branchesTW->currentItem());
 217 }
 218
 219
 220 void GuiBranches::toggleColor(QTreeWidgetItem * item)
 221 {
 222         if (item == 0)
 223                 return;
 224
 225         QString sel_branch = item->text(0);
 226         if (sel_branch.isEmpty())
 227                 return;
 228
 229         docstring current_branch = qstring_to_ucs4(sel_branch);
 230         Branch * branch = branchlist_.find(current_branch);
 231         if (!branch)
 232                 return;
 233
 234         QColor const initial = rgb2qcolor(branch->color());
 235         QColor ncol = QColorDialog::getColor(initial, qApp->focusWidget());
 236         if (!ncol.isValid())
 237                 return;
 238
 239         // add the color to the branchlist
 240         branch->setColor(fromqstr(ncol.name()));
 241         newBranchLE->clear();
 242         updateView();
 243 }
 244
 245
 246 void GuiBranches::on_unknownPB_pressed()
 247 {
 248         undef_->branchesLW->clear();
 249         for (int i = 0; i != unknown_branches_.count(); ++i) {
 250                 if (branchesTW->findItems(unknown_branches_[i], Qt::MatchExactly, 0).empty())
 251                         undef_->branchesLW->addItem(unknown_branches_[i]);
 252         }
 253         unknownBranchSelChanged();
 254         undef_->exec();
 255 }
 256
 257
 258 void GuiBranches::addUnknown()
 259 {
 260         QList<QListWidgetItem *> selItems =
 261                 undef_->branchesLW->selectedItems();
 262
 263         QList<QListWidgetItem *>::const_iterator it = selItems.begin();
 264         for (; it != selItems.end() ; ++it) {
 265                 QListWidgetItem const * new_branch = *it;
 266                 if (new_branch) {
 267                         branchlist_.add(qstring_to_ucs4(new_branch->text()));
 268                         updateView();
 269                 }
 270         }
 271 }
 272
 273
 274 void GuiBranches::addAllUnknown()
 275 {
 276         undef_->branchesLW->selectAll();
 277         addUnknown();
 278 }
 279
 280
 281 void GuiBranches::unknownBranchSelChanged()
 282 {
 283         undef_->addSelectedPB->setEnabled(
 284                 !undef_->branchesLW->selectedItems().isEmpty());
 285 }
 286
 287
 288 } // namespace frontend
 289 } // namespace lyx
 290
 291 #include "moc_GuiBranches.cpp"