src/insets/insetinfo.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #include <cctype>
  14
  15 #ifdef __GNUG__
  16 #pragma implementation
  17 #endif
  18
  19 #include "insetinfo.h"
  20 #include "paragraph.h"
  21 #include "debug.h"
  22 #include "gettext.h"
  23 #include "lyx_gui_misc.h" // CancelCloseBoxCB
  24 #include "buffer.h"
  25 #include "support/lstrings.h"
  26 #include "Painter.h"
  27 #include "font.h"
  28 #include "BufferView.h"
  29
  30 using std::ostream;
  31 using std::endl;
  32
  33 /* Info, used for the Info boxes */
  34
  35 extern BufferView * current_view;
  36
  37
  38 InsetInfo::InsetInfo()
  39         : form(0), labelfont(LyXFont::ALL_SANE)
  40 {
  41         labelfont.decSize().decSize()
  42                 .setColor(LColor::note);
  43 }
  44
  45
  46 InsetInfo::InsetInfo(string const & str)
  47         : contents(str), form(0), labelfont(LyXFont::ALL_SANE)
  48 {
  49         labelfont.decSize().decSize()
  50                 .setColor(LColor::note);
  51 }
  52
  53
  54 InsetInfo::~InsetInfo()
  55 {
  56         if (form) {
  57                 fl_hide_form(form);
  58                 fl_free_form(form);
  59                 form = 0;
  60         }
  61 }
  62
  63
  64 int InsetInfo::ascent(BufferView *, LyXFont const &) const
  65 {
  66         return lyxfont::maxAscent(labelfont) + 1;
  67 }
  68
  69
  70 int InsetInfo::descent(BufferView *, LyXFont const &) const
  71 {
  72         return lyxfont::maxDescent(labelfont) + 1;
  73 }
  74
  75
  76 int InsetInfo::width(BufferView *, LyXFont const &) const
  77 {
  78         return 6 + lyxfont::width(_("Note"), labelfont);
  79 }
  80
  81
  82 void InsetInfo::draw(BufferView * bv, LyXFont const &,
  83                      int baseline, float & x, bool) const
  84 {
  85         Painter & pain = bv->painter();
  86
  87         // Draw as "Note" in a yellow box
  88         x += 1;
  89         pain.fillRectangle(int(x), baseline - ascent(bv, labelfont),
  90                            width(bv, labelfont) - 2,
  91                            ascent(bv, labelfont) + descent(bv, labelfont) - 2,
  92                            LColor::notebg);
  93         pain.rectangle(int(x), baseline - ascent(bv, labelfont),
  94                        width(bv, labelfont) - 2,
  95                        ascent(bv, labelfont) + descent(bv, labelfont) - 2,
  96                        LColor::noteframe);
  97
  98         pain.text(int(x + 2), baseline, _("Note"), labelfont);
  99         x +=  width(bv, labelfont) - 1;
 100 }
 101
 102
 103 void InsetInfo::write(Buffer const *, ostream & os) const
 104 {
 105         os << "Info\n" << contents;
 106 }
 107
 108
 109 void InsetInfo::read(Buffer const *, LyXLex & lex)
 110 {
 111         string tmp = lex.GetString(); // should be "Info"
 112         if (tmp != "Info")
 113                 lyxerr << "ERROR (InsetInfo::Read): "
 114                         "consistency check 1 failed." << endl;
 115
 116         while (lex.IsOK()) {
 117                 if (!lex.EatLine())
 118                         // blank line in the file being read
 119                         // should we skip blank lines?
 120                         continue;
 121
 122                 string const token = strip(lex.GetString());
 123                 lyxerr[Debug::PARSER] << "Note: " << token << endl;
 124
 125                 if (token != "\\end_inset") {
 126                         contents += token + '\n';
 127                 }
 128                 else // token == "\\end_inset"
 129                         break;
 130         }
 131         // now remove the last '\n's
 132         contents = strip(contents, '\n');
 133 }
 134
 135
 136 int InsetInfo::latex(Buffer const *, ostream &,
 137                      bool /*fragile*/, bool /*free_spc*/) const
 138 {
 139         return 0;
 140 }
 141
 142
 143 int InsetInfo::ascii(Buffer const *, ostream &, int) const
 144 {
 145         return 0;
 146 }
 147
 148
 149 int InsetInfo::linuxdoc(Buffer const *, ostream &) const
 150 {
 151         return 0;
 152 }
 153
 154
 155 int InsetInfo::docBook(Buffer const *, ostream &) const
 156 {
 157         return 0;
 158 }
 159
 160
 161 Inset::EDITABLE InsetInfo::editable() const
 162 {
 163         return IS_EDITABLE;
 164 }
 165
 166
 167 void InsetInfo::closeInfoCB(FL_OBJECT * ob, long)
 168 {
 169         InsetInfo * inset = static_cast<InsetInfo*>(ob->u_vdata);
 170         string tmp = fl_get_input(inset->strobj);
 171         Buffer * buffer = current_view->buffer();
 172         if (tmp != inset->contents && !(buffer->isReadonly())) {
 173                 buffer->markDirty();
 174                 inset->contents = tmp;
 175         }
 176         if (inset->form) {
 177                 fl_hide_form(inset->form);
 178                 fl_free_form(inset->form);
 179                 inset->form = 0;
 180         }
 181 }
 182
 183
 184 // This is just a wrapper.
 185 extern "C"
 186 void C_InsetInfo_CloseInfoCB(FL_OBJECT * ob, long data)
 187 {
 188         InsetInfo::closeInfoCB(ob, data);
 189 }
 190
 191
 192 string const InsetInfo::editMessage() const
 193 {
 194         return _("Opened note");
 195 }
 196
 197
 198 void InsetInfo::edit(BufferView *bv, int, int, unsigned int)
 199 {
 200         static int ow = -1;
 201         static int oh;
 202
 203         if (bv->buffer()->isReadonly())
 204                 WarnReadonly(bv->buffer()->fileName());
 205
 206         if (!form) {
 207                 FL_OBJECT *obj;
 208                 form = fl_bgn_form(FL_UP_BOX, 400, 180);
 209                 strobj = obj = fl_add_input(FL_MULTILINE_INPUT, 10, 10, 380, 120, "");
 210                 fl_set_object_color(obj, FL_MCOL, FL_MCOL);
 211                 fl_set_object_resize(obj, FL_RESIZE_ALL);
 212                 fl_set_object_gravity(obj, NorthWestGravity, SouthEastGravity);
 213                 obj = fl_add_button(FL_NORMAL_BUTTON, 130, 140, 120, 30, idex(_("Close|#C^[")));
 214                 fl_set_object_resize(obj, FL_RESIZE_NONE);
 215                 fl_set_object_gravity(obj, SouthEastGravity, SouthEastGravity);
 216                 fl_set_object_callback(obj, C_InsetInfo_CloseInfoCB, 0);
 217                 obj->u_vdata = this;
 218                 fl_set_object_shortcut(obj, scex(_("Close|#C^[")), 1);
 219                 fl_end_form();
 220                 fl_set_form_atclose(form, CancelCloseBoxCB, 0);
 221         }
 222         fl_set_input(strobj, contents.c_str());
 223         if (form->visible) {
 224                 fl_raise_form(form);
 225         } else {
 226                 fl_show_form(form,
 227                              FL_PLACE_MOUSE | FL_FREE_SIZE, FL_TRANSIENT,
 228                              _("Note"));
 229                 if (ow < 0) {
 230                         ow = form->w;
 231                         oh = form->h;
 232                 }
 233                 fl_set_form_minsize(form, ow, oh);
 234         }
 235 }
 236
 237
 238 void InsetInfo::edit(BufferView * bv, bool)
 239 {
 240         edit(bv, 0, 0, 0);
 241 }
 242
 243
 244 Inset * InsetInfo::clone(Buffer const &, bool) const
 245 {
 246         return new InsetInfo(contents);
 247 }
 248
 249
 250 Inset::Code InsetInfo::lyxCode() const
 251 {
 252         return Inset::IGNORE_CODE;
 253 }