src/frontends/qt4/GuiBox.cpp

   1 /**
   2  * \file GuiBox.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 "GuiBox.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 // GuiBoxDialog
  49 //
  50 //////////////////////////////////////////////////////////////////
  51
  52 GuiBoxDialog::GuiBoxDialog(GuiBox * 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 GuiBoxDialog::closeEvent(QCloseEvent * e)
  86 {
  87         form_->slotWMHide();
  88         e->accept();
  89 }
  90
  91
  92 void GuiBoxDialog::change_adaptor()
  93 {
  94         form_->changed();
  95 }
  96
  97
  98 void GuiBoxDialog::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 GuiBoxDialog::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 GuiBoxDialog::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 // GuiBox
 142 //
 143 //////////////////////////////////////////////////////////////////
 144
 145
 146 GuiBox::GuiBox(Dialog & parent)
 147         : GuiView<GuiBoxDialog>(parent, _("Box Settings"))
 148 {}
 149
 150
 151 void GuiBox::build_dialog()
 152 {
 153         dialog_.reset(new GuiBoxDialog(this));
 154
 155         // fill the box type choice
 156         box_gui_tokens(ids_, gui_names_);
 157         for (unsigned int i = 0; i < gui_names_.size(); ++i)
 158                 dialog_->typeCO->addItem(toqstr(gui_names_[i]));
 159
 160         // add the special units to the height choice
 161         // width needs different handling
 162         box_gui_tokens_special_length(ids_spec_, gui_names_spec_);
 163         for (unsigned int i = 1; i < gui_names_spec_.size(); ++i)
 164                 dialog_->heightUnitsLC->addItem(toqstr(gui_names_spec_[i]));
 165
 166         bcview().addReadOnly(dialog_->typeCO);
 167         bcview().addReadOnly(dialog_->innerBoxCO);
 168         bcview().addReadOnly(dialog_->valignCO);
 169         bcview().addReadOnly(dialog_->ialignCO);
 170         bcview().addReadOnly(dialog_->halignCO);
 171         bcview().addReadOnly(dialog_->widthED);
 172         bcview().addReadOnly(dialog_->heightED);
 173         bcview().addReadOnly(dialog_->widthUnitsLC);
 174         bcview().addReadOnly(dialog_->heightUnitsLC);
 175
 176         bcview().setRestore(dialog_->restorePB);
 177         bcview().setOK(dialog_->okPB);
 178         bcview().setApply(dialog_->applyPB);
 179         bcview().setCancel(dialog_->closePB);
 180
 181         // initialize the length validator
 182         addCheckedLineEdit(bcview(), dialog_->widthED, dialog_->widthLA);
 183         addCheckedLineEdit(bcview(), dialog_->heightED, dialog_->heightLA);
 184 }
 185
 186
 187 void GuiBox::update_contents()
 188 {
 189         string type(controller().params().type);
 190         for (unsigned int i = 0; i < gui_names_.size(); ++i) {
 191                 if (type == ids_[i])
 192                         dialog_->typeCO->setCurrentIndex(i);
 193         }
 194
 195         // default: minipage
 196         unsigned int inner_type = 2;
 197         if (!controller().params().inner_box)
 198                 // none
 199                 inner_type = 0;
 200         if (controller().params().use_parbox)
 201                 // parbox
 202                 inner_type = 1;
 203         bool frameless = (controller().params().type == "Frameless");
 204         setInnerType(frameless, inner_type);
 205
 206         char c = controller().params().pos;
 207         dialog_->valignCO->setCurrentIndex(string("tcb").find(c, 0));
 208         c = controller().params().inner_pos;
 209         dialog_->ialignCO->setCurrentIndex(string("tcbs").find(c, 0));
 210         c = controller().params().hor_pos;
 211         dialog_->halignCO->setCurrentIndex(string("lcrs").find(c, 0));
 212
 213         bool ibox = controller().params().inner_box;
 214         dialog_->valignCO->setEnabled(ibox);
 215         dialog_->ialignCO->setEnabled(ibox);
 216         dialog_->halignCO->setEnabled(!ibox);
 217         setSpecial(ibox);
 218
 219         Length::UNIT default_unit =
 220                 (lyxrc.default_papersize > 3) ? Length::CM : Length::IN;
 221
 222         lengthToWidgets(dialog_->widthED, dialog_->widthUnitsLC,
 223                 (controller().params().width).asString(), default_unit);
 224
 225         string const special(controller().params().special);
 226         if (!special.empty() && special != "none") {
 227                 QString spc;
 228                 for (unsigned int i = 0; i < gui_names_spec_.size(); i++) {
 229                         if (special == ids_spec_[i])
 230                                 spc = toqstr(gui_names_spec_[i].c_str());
 231                 }
 232                 for (int j = 0; j < dialog_->widthUnitsLC->count(); j++) {
 233                         if (dialog_->widthUnitsLC->itemText(j) == spc)
 234                                 dialog_->widthUnitsLC->setCurrentIndex(j);
 235                 }
 236         }
 237
 238         lengthToWidgets(dialog_->heightED, dialog_->heightUnitsLC,
 239                 (controller().params().height).asString(), default_unit);
 240
 241         string const height_special(controller().params().height_special);
 242         if (!height_special.empty() && height_special != "none") {
 243                 QString hspc;
 244                 for (unsigned int i = 0; i < gui_names_spec_.size(); i++) {
 245                         if (height_special == ids_spec_[i]) {
 246                                 hspc = toqstr(gui_names_spec_[i].c_str());
 247                         }
 248                 }
 249                 for (int j = 0; j < dialog_->heightUnitsLC->count(); j++) {
 250                         if (dialog_->heightUnitsLC->itemText(j) == hspc) {
 251                                 dialog_->heightUnitsLC->setCurrentIndex(j);
 252                         }
 253                 }
 254         }
 255
 256         dialog_->heightED->setEnabled(ibox);
 257         dialog_->heightUnitsLC->setEnabled(ibox);
 258 }
 259
 260
 261 void GuiBox::apply()
 262 {
 263         controller().params().type =
 264                 ids_[dialog_->typeCO->currentIndex()];
 265
 266         controller().params().inner_box =
 267                 dialog_->innerBoxCO->currentText() != qt_("None");
 268         controller().params().use_parbox =
 269                 dialog_->innerBoxCO->currentText() ==  qt_("Parbox");
 270
 271         controller().params().pos =
 272                 "tcb"[dialog_->valignCO->currentIndex()];
 273         controller().params().inner_pos =
 274                 "tcbs"[dialog_->ialignCO->currentIndex()];
 275         controller().params().hor_pos =
 276                 "lcrs"[dialog_->halignCO->currentIndex()];
 277
 278         int i = 0;
 279         bool spec = false;
 280         QString special = dialog_->widthUnitsLC->currentText();
 281         QString value = dialog_->widthED->text();
 282         if (special == qt_("Height")) {
 283                 i = 1;
 284                 spec = true;
 285         } else if (special == qt_("Depth")) {
 286                 i = 2;
 287                 spec = true;
 288         } else if (special == qt_("Total Height")) {
 289                 i = 3;
 290                 spec = true;
 291         } else if (special == qt_("Width")) {
 292                 i = 4;
 293                 spec = true;
 294         }
 295         // the user might insert a non-special value in the line edit
 296         if (isValidLength(fromqstr(value))) {
 297                 i = 0;
 298                 spec = false;
 299         }
 300         controller().params().special = ids_spec_[i];
 301
 302         string width;
 303         if (spec) {
 304                 width = fromqstr(value);
 305                 // beware: bogosity! the unit is simply ignored in this case
 306                 width += "in";
 307         } else
 308                 width = widgetsToLength(dialog_->widthED, dialog_->widthUnitsLC);
 309
 310         controller().params().width = Length(width);
 311
 312         i = 0;
 313         spec = false;
 314         special = dialog_->heightUnitsLC->currentText();
 315         value = dialog_->heightED->text();
 316         if (special == qt_("Height")) {
 317                 i = 1;
 318                 spec = true;
 319         } else if (special == qt_("Depth")) {
 320                 i = 2;
 321                 spec = true;
 322         } else if (special == qt_("Total Height")) {
 323                 i = 3;
 324                 spec = true;
 325         } else if (special == qt_("Width")) {
 326                 i = 4;
 327                 spec = true;
 328         }
 329         // the user might insert a non-special value in the line edit
 330         if (isValidLength(fromqstr(value))) {
 331                 i = 0;
 332                 spec = false;
 333         }
 334         controller().params().height_special = ids_spec_[i];
 335
 336         string height;
 337         if (spec  && !isValidLength(fromqstr(dialog_->heightED->text()))) {
 338                 height = fromqstr(value);
 339                 // beware: bogosity! the unit is simply ignored in this case
 340                 height += "in";
 341         } else
 342                 height = widgetsToLength(dialog_->heightED, dialog_->heightUnitsLC);
 343
 344         controller().params().height = Length(height);
 345 }
 346
 347
 348 void GuiBox::setSpecial(bool ibox)
 349 {
 350         box_gui_tokens_special_length(ids_spec_, gui_names_spec_);
 351         // check if the widget contains the special units
 352         int count = dialog_->widthUnitsLC->count();
 353         bool has_special = false;
 354         for (int i = 0; i < count; i++)
 355                 if (dialog_->widthUnitsLC->itemText(i).contains(qt_("Total Height")) > 0)
 356                         has_special = true;
 357         // insert 'em if needed...
 358         if (!ibox && !has_special) {
 359                 for (unsigned int i = 1; i < gui_names_spec_.size(); i++)
 360                         dialog_->widthUnitsLC->addItem(toqstr(gui_names_spec_[i]));
 361         // ... or remove 'em if needed
 362         } else if (ibox && has_special) {
 363                 dialog_->widthUnitsLC->clear();
 364                 for (int i = 0; i < num_units; i++)
 365                         dialog_->widthUnitsLC->addItem(qt_(unit_name_gui[i]));
 366         }
 367 }
 368
 369
 370 void GuiBox::setInnerType(bool frameless, int i)
 371 {
 372         // with "frameless" boxes, inner box is mandatory (i.e. is the actual box)
 373         // we have to remove "none" then and adjust the combo
 374         if (frameless) {
 375                 dialog_->innerBoxCO->clear();
 376                 dialog_->innerBoxCO->addItem(qt_("Parbox"));
 377                 dialog_->innerBoxCO->addItem(qt_("Minipage"));
 378                 dialog_->innerBoxCO->setCurrentIndex(i - 1);
 379         } else {
 380                 if (dialog_->innerBoxCO->count() == 2)
 381                         i += 1;
 382                 dialog_->innerBoxCO->clear();
 383                 dialog_->innerBoxCO->addItem(qt_("None"));
 384                 dialog_->innerBoxCO->addItem(qt_("Parbox"));
 385                 dialog_->innerBoxCO->addItem(qt_("Minipage"));
 386                 dialog_->innerBoxCO->setCurrentIndex(i);
 387         }
 388 }
 389
 390 } // namespace frontend
 391 } // namespace lyx
 392
 393
 394 #include "GuiBox_moc.cpp"