src/frontends/qt4/QBox.cpp

   1 /**
   2  * \file QBox.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Jürgen Vigna (Minipage stuff)
   7  * \author Martin Vermeer
   8  * \author Jürgen Spitzmüller
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "QBox.h"
  16
  17 #include "CheckedLineEdit.h"
  18 #include "LengthCombo.h"
  19 #include "qt_helpers.h"
  20 #include "Qt2BC.h"
  21 #include "lengthcommon.h"
  22 #include "LyXRC.h" // to set the default length values
  23 #include "Validator.h"
  24
  25 #include "controllers/ControlBox.h"
  26 #include "controllers/frontend_helpers.h"
  27
  28 #include "insets/InsetBox.h"
  29
  30 #include "support/lstrings.h"
  31
  32 #include <QPushButton>
  33 #include <QLineEdit>
  34 #include <QCloseEvent>
  35
  36
  37 using lyx::support::getStringFromVector;
  38 using lyx::support::isStrDbl;
  39 using lyx::support::subst;
  40 using std::string;
  41
  42
  43 namespace lyx {
  44 namespace frontend {
  45
  46 //////////////////////////////////////////////////////////////////
  47 //
  48 // QBoxDialog
  49 //
  50 //////////////////////////////////////////////////////////////////
  51
  52 QBoxDialog::QBoxDialog(QBox * form)
  53         : form_(form)
  54 {
  55         setupUi(this);
  56         connect(restorePB, SIGNAL(clicked()), form, SLOT(slotRestore()));
  57         connect(okPB, SIGNAL(clicked()), form, SLOT(slotOK()));
  58         connect(applyPB, SIGNAL(clicked()), form, SLOT(slotApply()));
  59         connect(closePB, SIGNAL(clicked()), form, SLOT(slotClose()));
  60
  61         connect(widthED, SIGNAL(textChanged(const QString &)),
  62                 this, SLOT(change_adaptor()));
  63         connect(widthUnitsLC, SIGNAL(selectionChanged(lyx::Length::UNIT)),
  64                 this, SLOT(change_adaptor()));
  65         connect(valignCO, SIGNAL(highlighted(const QString &)),
  66                 this, SLOT(change_adaptor()));
  67         connect(heightED, SIGNAL(textChanged(const QString &)),
  68                 this, SLOT(change_adaptor()));
  69         connect(heightUnitsLC, SIGNAL(selectionChanged(lyx::Length::UNIT) ),
  70                 this, SLOT(change_adaptor()));
  71         connect(restorePB, SIGNAL(clicked()), this, SLOT(restoreClicked()));
  72         connect(typeCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
  73         connect(typeCO, SIGNAL(activated(int)), this, SLOT(typeChanged(int)));
  74         connect(halignCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
  75         connect(ialignCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
  76         connect(innerBoxCO, SIGNAL(activated(const QString&)),
  77                 this, SLOT(innerBoxChanged(const QString &)));
  78         connect(innerBoxCO, SIGNAL(activated(int)), this, SLOT(change_adaptor()));
  79
  80         heightED->setValidator(unsignedLengthValidator(heightED));
  81         widthED->setValidator(unsignedLengthValidator(widthED));
  82 }
  83
  84
  85 void QBoxDialog::closeEvent(QCloseEvent * e)
  86 {
  87         form_->slotWMHide();
  88         e->accept();
  89 }
  90
  91
  92 void QBoxDialog::change_adaptor()
  93 {
  94         form_->changed();
  95 }
  96
  97
  98 void QBoxDialog::innerBoxChanged(const QString & str)
  99 {
 100         bool const ibox = (str != qt_("None"));
 101         valignCO->setEnabled(ibox);
 102         ialignCO->setEnabled(ibox);
 103         halignCO->setEnabled(!ibox);
 104         heightED->setEnabled(ibox);
 105         heightUnitsLC->setEnabled(ibox);
 106         form_->setSpecial(ibox);
 107 }
 108
 109
 110 void QBoxDialog::typeChanged(int index)
 111 {
 112         bool const frameless = (index == 0);
 113         if (frameless) {
 114                 valignCO->setEnabled(true);
 115                 ialignCO->setEnabled(true);
 116                 halignCO->setEnabled(false);
 117                 heightED->setEnabled(true);
 118                 heightUnitsLC->setEnabled(true);
 119                 form_->setSpecial(true);
 120         }
 121         int itype = innerBoxCO->currentIndex();
 122         form_->setInnerType(frameless, itype);
 123 }
 124
 125
 126 void QBoxDialog::restoreClicked()
 127 {
 128         form_->setInnerType(true, 2);
 129         widthED->setText("100");
 130         widthUnitsLC->setCurrentItem(Length::PCW);
 131         heightED->setText("1");
 132         for (int j = 0; j < heightUnitsLC->count(); j++) {
 133                 if (heightUnitsLC->itemText(j) == qt_("Total Height"))
 134                         heightUnitsLC->setCurrentItem(j);
 135         }
 136 }
 137
 138
 139 //////////////////////////////////////////////////////////////////
 140 //
 141 // QBox
 142 //
 143 //////////////////////////////////////////////////////////////////
 144
 145 typedef QController<ControlBox, QView<QBoxDialog> > box_base_class;
 146
 147 QBox::QBox(Dialog & parent)
 148         : box_base_class(parent, _("Box Settings"))
 149 {}
 150
 151
 152 void QBox::build_dialog()
 153 {
 154         dialog_.reset(new QBoxDialog(this));
 155
 156         // fill the box type choice
 157         box_gui_tokens(ids_, gui_names_);
 158         for (unsigned int i = 0; i < gui_names_.size(); ++i)
 159                 dialog_->typeCO->addItem(toqstr(gui_names_[i]));
 160
 161         // add the special units to the height choice
 162         // width needs different handling
 163         box_gui_tokens_special_length(ids_spec_, gui_names_spec_);
 164         for (unsigned int i = 1; i < gui_names_spec_.size(); ++i)
 165                 dialog_->heightUnitsLC->addItem(toqstr(gui_names_spec_[i]));
 166
 167         bcview().addReadOnly(dialog_->typeCO);
 168         bcview().addReadOnly(dialog_->innerBoxCO);
 169         bcview().addReadOnly(dialog_->valignCO);
 170         bcview().addReadOnly(dialog_->ialignCO);
 171         bcview().addReadOnly(dialog_->halignCO);
 172         bcview().addReadOnly(dialog_->widthED);
 173         bcview().addReadOnly(dialog_->heightED);
 174         bcview().addReadOnly(dialog_->widthUnitsLC);
 175         bcview().addReadOnly(dialog_->heightUnitsLC);
 176
 177         bcview().setRestore(dialog_->restorePB);
 178         bcview().setOK(dialog_->okPB);
 179         bcview().setApply(dialog_->applyPB);
 180         bcview().setCancel(dialog_->closePB);
 181
 182         // initialize the length validator
 183         addCheckedLineEdit(bcview(), dialog_->widthED, dialog_->widthLA);
 184         addCheckedLineEdit(bcview(), dialog_->heightED, dialog_->heightLA);
 185 }
 186
 187
 188 void QBox::update_contents()
 189 {
 190         string type(controller().params().type);
 191         for (unsigned int i = 0; i < gui_names_.size(); ++i) {
 192                 if (type == ids_[i])
 193                         dialog_->typeCO->setCurrentIndex(i);
 194         }
 195
 196         // default: minipage
 197         unsigned int inner_type = 2;
 198         if (!controller().params().inner_box)
 199                 // none
 200                 inner_type = 0;
 201         if (controller().params().use_parbox)
 202                 // parbox
 203                 inner_type = 1;
 204         bool frameless = (controller().params().type == "Frameless");
 205         setInnerType(frameless, inner_type);
 206
 207         char c = controller().params().pos;
 208         dialog_->valignCO->setCurrentIndex(string("tcb").find(c, 0));
 209         c = controller().params().inner_pos;
 210         dialog_->ialignCO->setCurrentIndex(string("tcbs").find(c, 0));
 211         c = controller().params().hor_pos;
 212         dialog_->halignCO->setCurrentIndex(string("lcrs").find(c, 0));
 213
 214         bool ibox = controller().params().inner_box;
 215         dialog_->valignCO->setEnabled(ibox);
 216         dialog_->ialignCO->setEnabled(ibox);
 217         dialog_->halignCO->setEnabled(!ibox);
 218         setSpecial(ibox);
 219
 220         Length::UNIT default_unit =
 221                 (lyxrc.default_papersize > 3) ? Length::CM : Length::IN;
 222
 223         lengthToWidgets(dialog_->widthED, dialog_->widthUnitsLC,
 224                 (controller().params().width).asString(), default_unit);
 225
 226         string const special(controller().params().special);
 227         if (!special.empty() && special != "none") {
 228                 QString spc;
 229                 for (unsigned int i = 0; i < gui_names_spec_.size(); i++) {
 230                         if (special == ids_spec_[i])
 231                                 spc = toqstr(gui_names_spec_[i].c_str());
 232                 }
 233                 for (int j = 0; j < dialog_->widthUnitsLC->count(); j++) {
 234                         if (dialog_->widthUnitsLC->itemText(j) == spc)
 235                                 dialog_->widthUnitsLC->setCurrentIndex(j);
 236                 }
 237         }
 238
 239         lengthToWidgets(dialog_->heightED, dialog_->heightUnitsLC,
 240                 (controller().params().height).asString(), default_unit);
 241
 242         string const height_special(controller().params().height_special);
 243         if (!height_special.empty() && height_special != "none") {
 244                 QString hspc;
 245                 for (unsigned int i = 0; i < gui_names_spec_.size(); i++) {
 246                         if (height_special == ids_spec_[i]) {
 247                                 hspc = toqstr(gui_names_spec_[i].c_str());
 248                         }
 249                 }
 250                 for (int j = 0; j < dialog_->heightUnitsLC->count(); j++) {
 251                         if (dialog_->heightUnitsLC->itemText(j) == hspc) {
 252                                 dialog_->heightUnitsLC->setCurrentIndex(j);
 253                         }
 254                 }
 255         }
 256
 257         dialog_->heightED->setEnabled(ibox);
 258         dialog_->heightUnitsLC->setEnabled(ibox);
 259 }
 260
 261
 262 void QBox::apply()
 263 {
 264         controller().params().type =
 265                 ids_[dialog_->typeCO->currentIndex()];
 266
 267         controller().params().inner_box =
 268                 dialog_->innerBoxCO->currentText() != qt_("None");
 269         controller().params().use_parbox =
 270                 dialog_->innerBoxCO->currentText() ==  qt_("Parbox");
 271
 272         controller().params().pos =
 273                 "tcb"[dialog_->valignCO->currentIndex()];
 274         controller().params().inner_pos =
 275                 "tcbs"[dialog_->ialignCO->currentIndex()];
 276         controller().params().hor_pos =
 277                 "lcrs"[dialog_->halignCO->currentIndex()];
 278
 279         int i = 0;
 280         bool spec = false;
 281         QString special = dialog_->widthUnitsLC->currentText();
 282         QString value = dialog_->widthED->text();
 283         if (special == qt_("Height")) {
 284                 i = 1;
 285                 spec = true;
 286         } else if (special == qt_("Depth")) {
 287                 i = 2;
 288                 spec = true;
 289         } else if (special == qt_("Total Height")) {
 290                 i = 3;
 291                 spec = true;
 292         } else if (special == qt_("Width")) {
 293                 i = 4;
 294                 spec = true;
 295         }
 296         // the user might insert a non-special value in the line edit
 297         if (isValidLength(fromqstr(value))) {
 298                 i = 0;
 299                 spec = false;
 300         }
 301         controller().params().special = ids_spec_[i];
 302
 303         string width;
 304         if (spec) {
 305                 width = fromqstr(value);
 306                 // beware: bogosity! the unit is simply ignored in this case
 307                 width += "in";
 308         } else
 309                 width = widgetsToLength(dialog_->widthED, dialog_->widthUnitsLC);
 310
 311         controller().params().width = Length(width);
 312
 313         i = 0;
 314         spec = false;
 315         special = dialog_->heightUnitsLC->currentText();
 316         value = dialog_->heightED->text();
 317         if (special == qt_("Height")) {
 318                 i = 1;
 319                 spec = true;
 320         } else if (special == qt_("Depth")) {
 321                 i = 2;
 322                 spec = true;
 323         } else if (special == qt_("Total Height")) {
 324                 i = 3;
 325                 spec = true;
 326         } else if (special == qt_("Width")) {
 327                 i = 4;
 328                 spec = true;
 329         }
 330         // the user might insert a non-special value in the line edit
 331         if (isValidLength(fromqstr(value))) {
 332                 i = 0;
 333                 spec = false;
 334         }
 335         controller().params().height_special = ids_spec_[i];
 336
 337         string height;
 338         if (spec  && !isValidLength(fromqstr(dialog_->heightED->text()))) {
 339                 height = fromqstr(value);
 340                 // beware: bogosity! the unit is simply ignored in this case
 341                 height += "in";
 342         } else
 343                 height = widgetsToLength(dialog_->heightED, dialog_->heightUnitsLC);
 344
 345         controller().params().height = Length(height);
 346 }
 347
 348
 349 void QBox::setSpecial(bool ibox)
 350 {
 351         box_gui_tokens_special_length(ids_spec_, gui_names_spec_);
 352         // check if the widget contains the special units
 353         int count = dialog_->widthUnitsLC->count();
 354         bool has_special = false;
 355         for (int i = 0; i < count; i++)
 356                 if (dialog_->widthUnitsLC->itemText(i).contains(qt_("Total Height")) > 0)
 357                         has_special = true;
 358         // insert 'em if needed...
 359         if (!ibox && !has_special) {
 360                 for (unsigned int i = 1; i < gui_names_spec_.size(); i++)
 361                         dialog_->widthUnitsLC->addItem(toqstr(gui_names_spec_[i]));
 362         // ... or remove 'em if needed
 363         } else if (ibox && has_special) {
 364                 dialog_->widthUnitsLC->clear();
 365                 for (int i = 0; i < num_units; i++)
 366                         dialog_->widthUnitsLC->addItem(qt_(unit_name_gui[i]));
 367         }
 368 }
 369
 370
 371 void QBox::setInnerType(bool frameless, int i)
 372 {
 373         // with "frameless" boxes, inner box is mandatory (i.e. is the actual box)
 374         // we have to remove "none" then and adjust the combo
 375         if (frameless) {
 376                 dialog_->innerBoxCO->clear();
 377                 dialog_->innerBoxCO->addItem(qt_("Parbox"));
 378                 dialog_->innerBoxCO->addItem(qt_("Minipage"));
 379                 dialog_->innerBoxCO->setCurrentIndex(i - 1);
 380         } else {
 381                 if (dialog_->innerBoxCO->count() == 2)
 382                         i += 1;
 383                 dialog_->innerBoxCO->clear();
 384                 dialog_->innerBoxCO->addItem(qt_("None"));
 385                 dialog_->innerBoxCO->addItem(qt_("Parbox"));
 386                 dialog_->innerBoxCO->addItem(qt_("Minipage"));
 387                 dialog_->innerBoxCO->setCurrentIndex(i);
 388         }
 389 }
 390
 391 } // namespace frontend
 392 } // namespace lyx
 393
 394
 395 #include "QBox_moc.cpp"