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