src/frontends/qt4/BulletsModule.C

   1 /**
   2  * \file BulletsModule.C
   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  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "BulletsModule.h"
  14 #include "qt_helpers.h"
  15
  16 #include "support/filetools.h"
  17
  18 #include <QPixmap>
  19 #include <QPainter>
  20
  21 #include <boost/assert.hpp>
  22
  23 namespace lyx {
  24
  25 using support::libFileSearch;
  26
  27 using std::string;
  28
  29 BulletsModule::BulletsModule(QWidget * , char const * , Qt::WFlags)
  30 {
  31         setupUi(this);
  32
  33         for (int iter = 0; iter < 4; ++iter)
  34                 bullets_[iter] = ITEMIZE_DEFAULTS[iter];
  35
  36         current_font_ = -1;
  37         current_char_ = 0;
  38
  39         // add levels
  40         levelLW->addItem("1");
  41         levelLW->addItem("2");
  42         levelLW->addItem("3");
  43         levelLW->addItem("4");
  44
  45         // insert pixmaps
  46         setupPanel(new QListWidget(bulletpaneSW), qt_("Standard"), "standard");
  47         setupPanel(new QListWidget(bulletpaneSW), qt_("Maths"), "amssymb");
  48         setupPanel(new QListWidget(bulletpaneSW), qt_("Dings 1"), "psnfss1");
  49         setupPanel(new QListWidget(bulletpaneSW), qt_("Dings 2"), "psnfss2");
  50         setupPanel(new QListWidget(bulletpaneSW), qt_("Dings 3"), "psnfss3");
  51         setupPanel(new QListWidget(bulletpaneSW), qt_("Dings 4"), "psnfss4");
  52
  53         connect(levelLW, SIGNAL(currentRowChanged(int)),
  54                 this, SLOT(showLevel(int)));
  55         connect(bulletpaneCO, SIGNAL(activated(int)), bulletpaneSW,
  56                 SLOT(setCurrentIndex(int)));
  57 }
  58
  59
  60 void BulletsModule::setupPanel(QListWidget * lw, QString const & panelname,
  61         std::string const & fname)
  62 {
  63         connect(lw, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
  64                 this, SLOT(bulletSelected(QListWidgetItem *, QListWidgetItem*)));
  65
  66         // add panelname to combox
  67         bulletpaneCO->addItem(panelname);
  68
  69         // get pixmap with bullets
  70         QPixmap pixmap = QPixmap(toqstr(libFileSearch("images", fname, "xpm").absFilename()));
  71
  72         int const w = pixmap.width() / 6;
  73         int const h = pixmap.height() / 6;
  74
  75         // apply setting to listwidget
  76         lw->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  77         lw->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  78         lw->setViewMode(QListView::IconMode);
  79         lw->setFlow(QListView::LeftToRight);
  80         lw->setMovement(QListView::Static);
  81         lw->setUniformItemSizes(true);
  82         lw->setGridSize(QSize(w, h));
  83         // the widening by 21 is needed to avoid wrapping
  84         lw->resize(6 * w + 21, 6 * h);
  85         bulletpaneSW->setMinimumSize(6 * w, 6 * h + 6);
  86
  87         // get individual bullets from pixmap
  88         for (int row = 0; row < 6; ++row) {
  89                 for (int col = 0; col < 6; ++col) {
  90                         QPixmap small(w, h);
  91                         small.fill();
  92                         QPainter painter(&small);
  93                         painter.drawPixmap(small.rect(), pixmap, QRect(col * w, row * h, w, h));
  94                         new QListWidgetItem(QIcon(small), "" , lw, (6 * row + col));
  95                 }
  96         }
  97
  98         // add bulletpanel to stackedwidget
  99         bulletpaneSW->addWidget(lw);
 100 }
 101
 102
 103 void BulletsModule::showLevel(int level)
 104 {
 105         // unselect previous item
 106         selectItem(current_font_, current_char_, false);
 107
 108         current_font_ = bullets_[level].getFont();
 109
 110         if (bullets_[level].getFont() < 0) {
 111                 customCB->setCheckState(Qt::Checked);
 112                 customLE->setText(toqstr(bullets_[level].getText()));
 113         } else {
 114                 customCB->setCheckState(Qt::Unchecked);
 115                 customLE->clear();
 116                 current_char_ = bullets_[level].getCharacter();
 117                 selectItem(current_font_, current_char_, true);
 118                 bulletpaneCO->setCurrentIndex(current_font_);
 119                 bulletpaneSW->setCurrentIndex(current_font_);
 120         }
 121         bulletsizeCO->setCurrentIndex(bullets_[level].getSize() + 1);
 122 }
 123
 124
 125 void BulletsModule::init()
 126 {
 127         levelLW->setCurrentRow(0);
 128         showLevel(0);
 129 }
 130
 131
 132 void BulletsModule::bulletSelected(QListWidgetItem * item, QListWidgetItem *)
 133 {
 134         // unselect previous item
 135         selectItem(current_font_, current_char_, false);
 136
 137         int const level = levelLW->currentRow();
 138         bullets_[level].setCharacter(item->type());
 139         bullets_[level].setFont(bulletpaneCO->currentIndex());
 140         current_font_ = bulletpaneCO->currentIndex();
 141         current_char_ = item->type();
 142         changed();
 143 }
 144
 145
 146 void BulletsModule::on_customCB_clicked(bool custom)
 147 {
 148         if (!custom) {
 149                 if (current_font_ < 0)
 150                         current_font_ = bulletpaneCO->currentIndex();
 151                 return;
 152         }
 153
 154         // unselect previous item
 155         selectItem(current_font_, current_char_, false);
 156         current_font_ = -1;
 157         changed();
 158 }
 159
 160
 161 void BulletsModule::selectItem(int font, int character, bool select)
 162 {
 163         if (font < 0)
 164                 return;
 165
 166         QListWidget * lw = static_cast<QListWidget *>(bulletpaneSW->widget(font));
 167         lw->setItemSelected(lw->item(character), select);
 168 }
 169
 170
 171 void BulletsModule::on_customLE_textEdited(const QString & text)
 172 {
 173         if (customCB->checkState() == Qt::Unchecked)
 174                 return;
 175
 176         bullets_[levelLW->currentRow()].setFont(current_font_);
 177         bullets_[levelLW->currentRow()].setText(qstring_to_ucs4(text));
 178         changed();
 179 }
 180
 181
 182 void BulletsModule::on_bulletsizeCO_activated(int size)
 183 {
 184         // -1 apparently means default...
 185         bullets_[levelLW->currentRow()].setSize(size - 1);
 186 }
 187
 188
 189 void BulletsModule::setBullet(int level, Bullet const & bullet)
 190 {
 191         bullets_[level] = bullet;
 192 }
 193
 194
 195 Bullet const & BulletsModule::getBullet(int level) const
 196 {
 197         return bullets_[level];
 198 }
 199
 200 } // namespace lyx
 201
 202
 203 #include "BulletsModule_moc.cpp"