-/** Collection of some useful xform helper functions
+/**
+ * \file xforms_helpers.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Angus Leeming
+ *
+ * Full author contact details are available in file CREDITS
*/
#include <config.h>
-#include FORMS_H_LOCATION
-
-#include <fstream> // ofstream
-#include <vector>
-#ifdef __GNUG_
-#pragma implementation
-#endif
-
#include "xforms_helpers.h"
+
#include "lyxlex.h"
+#include "gettext.h"
+#include "lyxlength.h"
+#include "lyxgluelength.h"
+
+#include "support/LAssert.h"
#include "support/FileInfo.h"
#include "support/filetools.h"
#include "support/lstrings.h" // frontStrip, strip
-#include "gettext.h"
-#include "support/LAssert.h"
+
+#include <fstream>
+
+#include FORMS_H_LOCATION
using std::ofstream;
using std::pair;
using std::vector;
+using std::make_pair;
-// Extract shortcut from <ident>|<shortcut> string
-char const * flyx_shortcut_extract(char const * sc)
+bool isActive(FL_OBJECT * ob)
{
- // Find '|' in the sc and return the string after that.
- register char const * sd = sc;
- while(sd[0]!= 0 && sd[0] != '|') ++sd;
-
- if (sd[0] == '|') {
- ++sd;
- //lyxerr << sd << endl;
- return sd;
- }
- return "";
+ return ob && ob->active > 0;
+}
+
+std::pair<string, string> parse_shortcut(string const & str)
+{
+ string::size_type i = str.find_first_of("&");
+ if (i == string::npos || i == str.length() - 1)
+ return make_pair(str, string());
+
+ // FIXME: handle &&
+
+ string::value_type c = str[i + 1];
+ return make_pair(str.substr(0, i) + str.substr(i + 1),
+ string("#") + c);
}
-// Extract identifier from <ident>|<shortcut> string
-char const * flyx_ident_extract(char const * sc)
+// A wrapper for the xforms routine, but this one accepts uint args
+unsigned long fl_getmcolor(int i,
+ unsigned int * r, unsigned int * g, unsigned int * b)
{
- register char const * se = sc;
- while(se[0]!= 0 && se[0] != '|') ++se;
-
- if (se[0] == 0) return sc;
-
- char * sb = new char[se - sc + 1];
- int index = 0;
- register char const * sd = sc;
- while (sd != se) {
- sb[index] = sd[0];
- ++index; ++sd;
- }
- sb[index] = 0;
- return sb;
+ int r2, g2, b2;
+ unsigned long ret_val = ::fl_getmcolor(i, &r2, &g2, &b2);
+ *r = r2;
+ *g = g2;
+ *b = b2;
+ return ret_val;
}
{
if (enable) {
fl_activate_object(ob);
- fl_set_object_lcol(ob, FL_BLACK);
+ fl_set_object_lcol(ob, FL_LCOL);
} else {
fl_deactivate_object(ob);
fl_set_object_lcol(ob, FL_INACTIVE);
}
}
-
-// Given an fl_choice, create a vector of its entries
-vector<string> const getVectorFromChoice(FL_OBJECT * ob)
+
+// Given an fl_choice or an fl_browser, create a vector of its entries
+vector<string> const getVector(FL_OBJECT * ob)
{
- vector<string> vec;
- if (!ob || ob->objclass != FL_CHOICE)
- return vec;
+ vector <string> vec;
- for(int i = 0; i < fl_get_choice_maxitems(ob); ++i) {
- string const text = fl_get_choice_item_text(ob, i+1);
- vec.push_back(strip(frontStrip(text)));
+ switch (ob->objclass) {
+ case FL_CHOICE:
+ for(int i = 0; i < fl_get_choice_maxitems(ob); ++i) {
+ string const text = fl_get_choice_item_text(ob, i+1);
+ vec.push_back(trim(text));
+ }
+ break;
+ case FL_BROWSER:
+ for(int i = 0; i < fl_get_browser_maxline(ob); ++i) {
+ string const text = fl_get_browser_line(ob, i+1);
+ vec.push_back(trim(text));
+ }
+ break;
+ default:
+ lyx::Assert(0);
}
return vec;
}
-// Given an fl_browser, create a vector of its entries
-vector<string> const getVectorFromBrowser(FL_OBJECT * ob)
+///
+string const getString(FL_OBJECT * ob, int line)
{
- vector<string> vec;
- if (!ob || ob->objclass != FL_BROWSER)
- return vec;
+ // Negative line value does not make sense.
+ lyx::Assert(line >= 0);
+
+ char const * tmp = 0;
+ switch (ob->objclass) {
+ case FL_INPUT:
+ tmp = fl_get_input(ob);
+ break;
- for(int i = 0; i < fl_get_browser_maxline(ob); ++i) {
- string const text = fl_get_browser_line(ob, i+1);
- vec.push_back(strip(frontStrip(text)));
+ case FL_BROWSER:
+ if (line == 0)
+ line = fl_get_browser(ob);
+
+ if (line >= 1 && line <= fl_get_browser_maxline(ob))
+ tmp = fl_get_browser_line(ob, line);
+ break;
+
+ case FL_CHOICE:
+ if (line == 0)
+ line = fl_get_choice(ob);
+
+ if (line >= 1 && line <= fl_get_choice_maxitems(ob))
+ tmp = fl_get_choice_item_text(ob, line);
+ break;
+
+ default:
+ lyx::Assert(0);
}
- return vec;
+ return tmp ? trim(tmp) : string();
}
-
string getLengthFromWidgets(FL_OBJECT * input, FL_OBJECT * choice)
{
// Paranoia check
lyx::Assert(input && input->objclass == FL_INPUT &&
choice && choice->objclass == FL_CHOICE);
- string const length = strip(frontStrip(fl_get_input(input)));
+ string const length = trim(fl_get_input(input));
if (length.empty())
return string();
- string unit = strip(frontStrip(fl_get_choice_text(choice)));
+ // don't return unit-from-choice if the input(field) contains a unit
+ if (isValidGlueLength(length))
+ return length;
+
+ string unit = trim(fl_get_choice_text(choice));
unit = subst(unit, "%%", "%");
return length + unit;
}
-
+
void updateWidgetsFromLengthString(FL_OBJECT * input, FL_OBJECT * choice,
string const & str,
string const & default_unit)
+{
+ // use input field only for gluelengths
+ if (!isValidLength(str) && !isStrDbl(str)) {
+ fl_set_input(input, str.c_str());
+ // we assume that "default_unit" is in the choice as "we"
+ // have control over that!
+ // No need to check for its presence in the choice, therefore.
+ fl_set_choice_text(choice, default_unit.c_str());
+ } else {
+ updateWidgetsFromLength(input, choice,
+ LyXLength(str), default_unit);
+ }
+}
+
+
+void updateWidgetsFromLength(FL_OBJECT * input, FL_OBJECT * choice,
+ LyXLength const & len,
+ string const & default_unit)
{
// Paranoia check
lyx::Assert(input && input->objclass == FL_INPUT &&
choice && choice->objclass == FL_CHOICE);
- if (str.empty()) {
+ if (len.empty()) {
fl_set_input(input, "");
- int unitpos = 1; // xforms has Fortran-style indexing
- for(int i = 0; i < fl_get_choice_maxitems(choice); ++i) {
- string const text = fl_get_choice_item_text(choice,i+1);
- if (default_unit ==
- lowercase(strip(frontStrip(text)))) {
- unitpos = i+1;
- break;
- }
- }
- fl_set_choice(choice, unitpos);
- return;
- }
-
- // The unit is presumed to begin at the first char a-z
- string const tmp = lowercase(strip(frontStrip(str)));
-
- string::const_iterator p = tmp.begin();
- for (; p != tmp.end(); ++p) {
- if (*p >= 'a' && *p <= 'z')
- break;
- }
-
- string len = "0";
- int unitpos = 1; // xforms has Fortran-style indexing
-
- if (p == tmp.end()) {
- if (isStrDbl(tmp))
- len = tmp;
-
+ fl_set_choice_text(choice, default_unit.c_str());
} else {
- string tmplen = string(tmp.begin(), p);
- if (isStrDbl(tmplen))
- len = tmplen;
- string unit = string(p, tmp.end());
- unit = subst(unit, "%", "%%");
-
- for(int i = 0; i < fl_get_choice_maxitems(choice); ++i) {
- string const text = fl_get_choice_item_text(choice,i+1);
- if (unit == lowercase(strip(frontStrip(text)))) {
- unitpos = i+1;
- break;
- }
+ ostringstream buffer;
+ buffer << len.value();
+ fl_set_input(input, buffer.str().c_str());
+
+ // Set the choice to the desired unit, if present in the choice.
+ // Else set the choice to the default unit.
+ string const unit = subst(stringFromUnit(len.unit()),"%","%%");
+
+ vector<string> const vec = getVector(choice);
+ vector<string>::const_iterator it =
+ std::find(vec.begin(), vec.end(), unit);
+ if (it != vec.end()) {
+ fl_set_choice_text(choice, unit.c_str());
+ } else {
+ fl_set_choice_text(choice, default_unit.c_str());
}
}
-
- fl_set_input(input, len.c_str());
- fl_set_choice(choice, unitpos);
}
-
+
+
// Take a string and add breaks so that it fits into a desired label width, w
string formatted(string const & sin, int w, int size, int style)
{
- // FIX: Q: Why cant this be done by a one pass algo? (Lgb)
-
string sout;
if (sin.empty()) return sout;
- // breaks in up into a vector of individual words
- vector<string> sentence;
- string word;
- for (string::const_iterator sit = sin.begin();
- sit != sin.end(); ++sit) {
- if ((*sit) == ' ' || (*sit) == '\n') {
- if (!word.empty()) {
- sentence.push_back(word);
- word.erase();
- }
- if ((*sit) == '\n') word += '\n';
-
- } else {
- word += (*sit);
- }
- }
+ string::size_type curpos = 0;
+ string line;
+ for(;;) {
+ string::size_type const nxtpos1 = sin.find(' ', curpos);
+ string::size_type const nxtpos2 = sin.find('\n', curpos);
+ string::size_type const nxtpos = std::min(nxtpos1, nxtpos2);
- // Flush remaining contents of word
- if (!word.empty() ) sentence.push_back(word);
+ string const word = nxtpos == string::npos ?
+ sin.substr(curpos) : sin.substr(curpos, nxtpos-curpos);
- string line;
- string line_plus_word;
- for (vector<string>::const_iterator vit = sentence.begin();
- vit != sentence.end(); ++vit) {
- string word(*vit);
+ bool const newline = (nxtpos2 != string::npos &&
+ nxtpos2 < nxtpos1);
- char c = word[0];
- if (c == '\n') {
- sout += line + '\n';
- word.erase(0,1);
- line_plus_word.erase();
- line.erase();
- }
+ string const line_plus_word =
+ line.empty() ? word : line + ' ' + word;
- if (!line_plus_word.empty() ) line_plus_word += ' ';
- line_plus_word += word;
+ int const length =
+ fl_get_string_width(style, size,
+ line_plus_word.c_str(),
+ int(line_plus_word.length()));
- int const length = fl_get_string_width(style, size,
- line_plus_word.c_str(),
- int(line_plus_word.length()));
if (length >= w) {
sout += line + '\n';
- line_plus_word = word;
+ if (newline) {
+ sout += word + '\n';
+ line.erase();
+ } else {
+ line = word;
+ }
+
+ } else if (newline) {
+ sout += line_plus_word + '\n';
+ line.erase();
+
+ } else {
+ if (!line.empty())
+ line += ' ';
+ line += word;
}
- line = line_plus_word;
- }
- // Flush remaining contents of line
- if (!line.empty()) {
- sout += line;
- }
+ if (nxtpos == string::npos) {
+ if (!line.empty())
+ sout += line;
+ break;
+ }
- if (sout[sout.length() - 1] == '\n')
- sout.erase(sout.length() - 1);
+ curpos = nxtpos+1;
+ }
return sout;
}
+void setCursorColor(int color)
+{
+ fl_set_cursor_color(FL_DEFAULT_CURSOR, color, FL_WHITE);
+ fl_set_cursor_color(XC_xterm, color, FL_WHITE);
+ fl_set_cursor_color(XC_watch, color, FL_WHITE);
+ fl_set_cursor_color(XC_sb_right_arrow, color, FL_WHITE);
+}
+
+
namespace {
// sorted by hand to prevent LyXLex from complaining on read().
keyword_item xformTags[] = {
- { "\\gui_background", FL_COL1 },
+ { "\\gui_background", FL_COL1 },
{ "\\gui_buttonbottom", FL_BOTTOM_BCOL },
- { "\\gui_buttonleft", FL_LEFT_BCOL },
- { "\\gui_buttonright", FL_RIGHT_BCOL },
- { "\\gui_buttontop", FL_TOP_BCOL },
- { "\\gui_inactive", FL_INACTIVE },
- { "\\gui_push_button", FL_YELLOW },
- { "\\gui_selected", FL_MCOL },
- { "\\gui_text", FL_BLACK }
+ { "\\gui_buttonleft", FL_LEFT_BCOL },
+ { "\\gui_buttonright", FL_RIGHT_BCOL },
+ { "\\gui_buttontop", FL_TOP_BCOL },
+ { "\\gui_inactive", FL_INACTIVE },
+ { "\\gui_pointer", FL_FREE_COL16 },
+ { "\\gui_push_button", FL_YELLOW },
+ { "\\gui_selected", FL_MCOL },
+ { "\\gui_text", FL_BLACK }
};
switch (le) {
case LyXLex::LEX_UNDEF:
lexrc.printError("Unknown tag `$$Token'");
- continue;
+ continue;
case LyXLex::LEX_FEOF:
continue;
default: break;
}
+ string const tag = lexrc.getString();
+
RGBColor col;
if (!lexrc.next()) break;
col.b = lexrc.getInteger();
fl_mapcolor(le, col.r, col.g, col.b);
+
+ if (tag == "\\gui_pointer") {
+ setCursorColor(FL_FREE_COL16);
+ }
}
-
+
return true;
}
if (!os)
return false;
- os << "### This file is part of\n"
- << "### ========================================================\n"
- << "### LyX, The Document Processor\n"
- << "###\n"
- << "### Copyright 1995 Matthias Ettrich\n"
- << "### Copyright 1995-2001 The LyX Team.\n"
- << "###\n"
- << "### ========================================================\n"
- << "\n"
- << "# This file is written by LyX, if you want to make your own\n"
- << "# modifications you should do them from inside LyX and save\n"
- << "\n";
+ os << "###"
+ << "### file " << filename << "\n\n"
+ << "### This file is written by LyX, if you want to make your own\n"
+ << "### modifications you should do them from inside LyX and save\n"
+ << '\n';
for (int i = 0; i < xformCount; ++i) {
string const tag = xformTags[i].tag;
fl_getmcolor(colorID, &color.r, &color.g, &color.b);
- os << tag << " "
- << color.r << " " << color.g << " " << color.b << "\n";
+ os << tag << ' '
+ << color.r << ' ' << color.g << ' ' << color.b << '\n';
}
return true;
error_message.erase();
if (!AbsolutePath(name)) {
- error_message = N_("The absolute path is required.");
+ error_message = _("The absolute path is required.");
return false;
}
FileInfo const tp(name);
- if (!tp.isDir()) {
- error_message = N_("Directory does not exist.");
+ if (!tp.isOK() || !tp.isDir()) {
+ error_message = _("Directory does not exist.");
return false;
}
if (!tp.writable()) {
- error_message = N_("Cannot write to this directory.");
+ error_message = _("Cannot write to this directory.");
return false;
}
error_message.erase();
if (!AbsolutePath(name)) {
- error_message = N_("The absolute path is required.");
+ error_message = _("The absolute path is required.");
return false;
}
FileInfo const tp(name);
- if (!tp.isDir()) {
- error_message = N_("Directory does not exist.");
+ if (!tp.isOK() || !tp.isDir()) {
+ error_message = _("Directory does not exist.");
return false;
}
if (!tp.readable()) {
- error_message = N_("Cannot read this directory.");
+ error_message = _("Cannot read this directory.");
return false;
}
error_message.erase();
if (name.empty()) {
- error_message = N_("No file input.");
+ error_message = _("No file input.");
return false;
}
string const dir = OnlyPath(name);
if (!AbsolutePath(dir)) {
- error_message = N_("The absolute path is required.");
+ error_message = _("The absolute path is required.");
return false;
}
FileInfo d(name);
- if (!d.isDir()) {
+
+ if (!d.isOK() || !d.isDir()) {
d.newFile(dir);
}
- if (!d.isDir()) {
- error_message = N_("Directory does not exist.");
+ if (!d.isOK() || !d.isDir()) {
+ error_message = _("Directory does not exist.");
return false;
}
-
+
if (!d.writable()) {
- error_message = N_("Cannot write to this directory.");
+ error_message = _("Cannot write to this directory.");
return false;
}
FileInfo f(name);
- if (dir == name || f.isDir()) {
- error_message = N_("A file is required, not a directory.");
+ if (dir == name || (f.isOK() && f.isDir())) {
+ error_message = _("A file is required, not a directory.");
return false;
}
- if (f.exist() && !f.writable()) {
- error_message = N_("Cannot write to this file.");
+ if (f.isOK() && f.exist() && !f.writable()) {
+ error_message = _("Cannot write to this file.");
return false;
}
-
+
return true;
}
error_message.erase();
if (name.empty()) {
- error_message = N_("No file input.");
+ error_message = _("No file input.");
return false;
}
string const dir = OnlyPath(name);
if (!AbsolutePath(dir)) {
- error_message = N_("The absolute path is required.");
+ error_message = _("The absolute path is required.");
return false;
}
FileInfo d(name);
- if (!d.isDir()) {
+
+ if (!d.isOK() && !d.isDir()) {
d.newFile(dir);
}
- if (!d.isDir()) {
- error_message = N_("Directory does not exist.");
+ if (!d.isOK() || !d.isDir()) {
+ error_message = _("Directory does not exist.");
return false;
}
-
+
if (!d.readable()) {
- error_message = N_("Cannot read from this directory.");
+ error_message = _("Cannot read from this directory.");
return false;
}
FileInfo f(name);
- if (dir == name || f.isDir()) {
- error_message = N_("A file is required, not a directory.");
+ if (dir == name || (f.isOK() && f.isDir())) {
+ error_message = _("A file is required, not a directory.");
return false;
}
if (!f.exist()) {
- error_message = N_("File does not exist.");
+ error_message = _("File does not exist.");
return false;
}
-
+
if (!f.readable()) {
- error_message = N_("Cannot read from this file.");
+ error_message = _("Cannot read from this file.");
return false;
}