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 1995-2000 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 "lyxparagraph.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
  29 using std::ostream;
  30 using std::endl;
  31
  32 /* Info, used for the Info boxes */
  33
  34 extern BufferView * current_view;
  35
  36
  37 InsetInfo::InsetInfo()
  38         : form(0), labelfont(LyXFont::ALL_SANE)
  39 {
  40         labelfont.decSize().decSize()
  41                 .setColor(LColor::note).setLatex(LyXFont::OFF);
  42 }
  43
  44
  45 InsetInfo::InsetInfo(string const & str)
  46         : contents(str), form(0), labelfont(LyXFont::ALL_SANE)
  47 {
  48         labelfont.decSize().decSize()
  49                 .setColor(LColor::note).setLatex(LyXFont::OFF);
  50 }
  51
  52
  53 InsetInfo::~InsetInfo()
  54 {
  55         if (form) {
  56                 fl_hide_form(form);
  57                 fl_free_form(form);
  58                 form = 0;
  59         }
  60 }
  61
  62
  63 int InsetInfo::ascent(BufferView *, LyXFont const &) const
  64 {
  65         return lyxfont::maxAscent(labelfont) + 1;
  66 }
  67
  68
  69 int InsetInfo::descent(BufferView *, LyXFont const &) const
  70 {
  71         return lyxfont::maxDescent(labelfont) + 1;
  72 }
  73
  74
  75 int InsetInfo::width(BufferView *, LyXFont const &) const
  76 {
  77         return 6 + lyxfont::width(_("Note"), labelfont);
  78 }
  79
  80
  81 void InsetInfo::draw(BufferView * bv, LyXFont const &,
  82                      int baseline, float & x, bool) const
  83 {
  84         Painter & pain = bv->painter();
  85 #if 0
  86         LyXFont font(f);
  87
  88         // Info-insets are never LaTeX, so just correct the font
  89         font.setLatex(LyXFont::OFF).setColor(LColor::note);
  90 #endif
  91         // Draw as "Note" in a yellow box
  92         x += 1;
  93         pain.fillRectangle(int(x), baseline - ascent(bv, labelfont),
  94                            width(bv, labelfont) - 2,
  95                            ascent(bv, labelfont) + descent(bv, labelfont) - 2,
  96                            LColor::notebg);
  97         pain.rectangle(int(x), baseline - ascent(bv, labelfont),
  98                        width(bv, labelfont) - 2,
  99                        ascent(bv, labelfont) + descent(bv, labelfont) - 2,
 100                        LColor::noteframe);
 101
 102         pain.text(int(x + 2), baseline, _("Note"), labelfont);
 103         x +=  width(bv, labelfont) - 1;
 104 }
 105
 106
 107 void InsetInfo::Write(Buffer const *, ostream & os) const
 108 {
 109         os << "Info\n" << contents;
 110 }
 111
 112
 113 void InsetInfo::Read(Buffer const *, LyXLex & lex)
 114 {
 115         string tmp = lex.GetString(); // should be "Info"
 116         if (tmp != "Info")
 117                 lyxerr << "ERROR (InsetInfo::Read): "
 118                         "consistency check 1 failed." << endl;
 119
 120         while (lex.IsOK()) {
 121                 if (!lex.EatLine())
 122                         // blank line in the file being read
 123                         // should we skip blank lines?
 124                         continue;
 125
 126                 string const token = strip(lex.GetString());
 127                 lyxerr[Debug::PARSER] << "Note: " << token << endl;
 128
 129                 if (token != "\\end_inset") {
 130                         contents += token + '\n';
 131                 }
 132                 else // token == "\\end_inset"
 133                         break;
 134         }
 135         // now remove the last '\n's
 136         contents = strip(contents, '\n');
 137 }
 138
 139
 140 int InsetInfo::Latex(Buffer const *, ostream &,
 141                      bool /*fragile*/, bool /*free_spc*/) const
 142 {
 143         return 0;
 144 }
 145
 146
 147 int InsetInfo::Ascii(Buffer const *, ostream &) const
 148 {
 149         return 0;
 150 }
 151
 152
 153 int InsetInfo::Linuxdoc(Buffer const *, ostream &) const
 154 {
 155         return 0;
 156 }
 157
 158
 159 int InsetInfo::DocBook(Buffer const *, ostream &) const
 160 {
 161         return 0;
 162 }
 163
 164
 165 Inset::EDITABLE InsetInfo::Editable() const
 166 {
 167         return IS_EDITABLE;
 168 }
 169
 170
 171 void InsetInfo::CloseInfoCB(FL_OBJECT * ob, long)
 172 {
 173         InsetInfo * inset = static_cast<InsetInfo*>(ob->u_vdata);
 174         string tmp = fl_get_input(inset->strobj);
 175         Buffer * buffer = current_view->buffer();
 176         if(tmp != inset->contents && !(buffer->isReadonly()) ) {
 177                 buffer->markDirty();
 178                 inset->contents = tmp;
 179         }
 180         if (inset->form) {
 181                 fl_hide_form(inset->form);
 182                 fl_free_form(inset->form);
 183                 inset->form = 0;
 184         }
 185 }
 186
 187
 188 // This is just a wrapper.
 189 extern "C"
 190 void C_InsetInfo_CloseInfoCB(FL_OBJECT * ob, long data)
 191 {
 192         InsetInfo::CloseInfoCB(ob, data);
 193 }
 194
 195
 196 string const InsetInfo::EditMessage() const
 197 {
 198         return _("Opened note");
 199 }
 200
 201
 202 void InsetInfo::Edit(BufferView *bv, int, int, unsigned int)
 203 {
 204         static int ow = -1, oh;
 205
 206         if(bv->buffer()->isReadonly())
 207                 WarnReadonly(bv->buffer()->fileName());
 208
 209         if (!form) {
 210                 FL_OBJECT *obj;
 211                 form = fl_bgn_form(FL_UP_BOX, 400, 180);
 212                 strobj = obj = fl_add_input(FL_MULTILINE_INPUT, 10, 10, 380, 120, "");
 213                 fl_set_object_color(obj, FL_MCOL, FL_MCOL);
 214                 fl_set_object_resize(obj, FL_RESIZE_ALL);
 215                 fl_set_object_gravity(obj, NorthWestGravity, SouthEastGravity);
 216                 obj = fl_add_button(FL_NORMAL_BUTTON, 130, 140, 120, 30, idex(_("Close|#C^[")));
 217                 fl_set_object_resize(obj, FL_RESIZE_NONE);
 218                 fl_set_object_gravity(obj, SouthEastGravity, SouthEastGravity);
 219                 fl_set_object_callback(obj, C_InsetInfo_CloseInfoCB, 0);
 220                 obj->u_vdata = this;
 221                 fl_set_object_shortcut(obj, scex(_("Close|#C^[")), 1);
 222                 fl_end_form();
 223                 fl_set_form_atclose(form, CancelCloseBoxCB, 0);
 224         }
 225         fl_set_input(strobj, contents.c_str());
 226         if (form->visible) {
 227                 fl_raise_form(form);
 228         } else {
 229                 fl_show_form(form, FL_PLACE_MOUSE | FL_FREE_SIZE, FL_FULLBORDER,
 230                              _("Note"));
 231                 if (ow < 0) {
 232                         ow = form->w;
 233                         oh = form->h;
 234                 }
 235                 fl_set_form_minsize(form, ow, oh);
 236         }
 237 }
 238
 239
 240 Inset * InsetInfo::Clone() const
 241 {
 242         return new InsetInfo(contents);
 243 }
 244
 245
 246 Inset::Code InsetInfo::LyxCode() const
 247 {
 248         return Inset::IGNORE_CODE;
 249 }