LyX version info for InsetInfo.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34186 a592a061-630c-0410-9148-cb99ea01b6c8

lib/lyx2lyx/lyx_2_0.py

@@ -22,6 +22,7 @@
 import re, string
 import unicodedata
 import sys, os
+import lyx2lyx_version
 
 from parser_tools import find_token, find_end_of, find_tokens, get_value, get_value_string
 
@@ -1466,6 +1467,44 @@ def revert_shadedboxcolor(document):
                            + ', ' + str(blueout) + '}\n')
 
 
+def revert_lyx_version(document):
+    " Reverts LyX Version information from Inset Info "
+    i = 0
+    while 1:
+        i = find_token(document.body, '\\begin_inset Info', i)
+        if i == -1:
+            return
+        j = find_end_of_inset(document.body, i + 1)
+        if j == -1:
+            # should not happen
+            document.warning("Malformed LyX document: Could not find end of Info inset.")
+        # We expect:
+        # \begin_inset Info
+        # type  "lyxinfo"
+        # arg   "version"
+        # \end_inset
+        # but we shall try to be forgiving.
+        arg = typ = ""
+        for k in range(i, j):
+            if document.body[k].startswith("arg"):
+                arg = document.body[k][3:].strip().strip('"')
+            if document.body[k].startswith("type"):
+                typ = document.body[k][4:].strip().strip('"')
+        if arg != "version" or typ != "lyxinfo":
+            i = j+1
+            continue
+        # We do not actually know the version of LyX used to produce the document.
+        # But we can use our version, since we are reverting.
+        s = [lyx2lyx_version.version]
+        # Now we want to check if the line after "\end_inset" is empty. It normally
+        # is, so we want to remove it, too.
+        lastline = j+1
+        if document.body[j+1].strip() == "":
+            lastline = j+2
+        document.body[i: lastline] = s
+        i = i+1
+
+
 ##
 # Conversion hub
 #
@@ -1510,10 +1549,12 @@ convert = [[346, []],
            [382, []],
            [383, []],
            [384, []],
-           [385, []]
+           [385, []],
+           [386, []]
           ]
 
-revert =  [[384, [revert_shadedboxcolor]],
+revert =  [[385, [revert_lyx_version]],
+           [384, [revert_shadedboxcolor]],
            [383, [revert_fontcolor]],
            [382, [revert_turkmen]],
            [381, [revert_notefontcolor]],

src/Buffer.cpp

@@ -126,7 +126,7 @@ namespace {
 
 // Do not remove the comment below, so we get merge conflict in
 // independent branches. Instead add your own.
-int const LYX_FORMAT = 385; // uwestoehr: support to change the shaded box color
+int const LYX_FORMAT = 386; // rgh: LyX version for InsetInfo
 
 typedef map<string, bool> DepClean;
 typedef map<docstring, pair<InsetLabel const *, Buffer::References> > RefCache;

src/frontends/qt4/GuiInfo.cpp

@@ -40,11 +40,11 @@ namespace frontend {
 /////////////////////////////////////////////////////////////////
 
 char const * info_types[] =
-{ "unknown", "shortcut", "shortcuts", "lyxrc", "package", "textclass", "menu", "icon", "buffer", "" };
+{ "unknown", "shortcut", "shortcuts", "lyxrc", "package", "textclass", "menu", "icon", "buffer", "lyxinfo", "" };
 
 char const * info_types_gui[] =
 { N_("unknown"), N_("shortcut"), N_("shortcuts"), N_("lyxrc"), N_("package"), N_("textclass"),
-  N_("menu"), N_("icon"), N_("buffer"), ""};
+  N_("menu"), N_("icon"), N_("buffer"), N_("lyxinfo"), ""};
 
 
 GuiInfo::GuiInfo(QWidget * parent) : InsetParamsWidget(parent)

src/insets/InsetInfo.cpp

@@ -61,6 +61,7 @@ NameTranslator const initTranslator()
 	translator.addPair(InsetInfo::MENU_INFO, "menu");
 	translator.addPair(InsetInfo::ICON_INFO, "icon");
 	translator.addPair(InsetInfo::BUFFER_INFO, "buffer");
+	translator.addPair(InsetInfo::LYX_INFO, "lyxinfo");
 
 	return translator;
 }
@@ -176,6 +177,8 @@ bool InsetInfo::validateModifyArgument(docstring const & arg) const
 		return name == "name" || name == "path" || name == "class" ||
 		       name == "vcs-revision" || name == "vcs-tree-revision" ||
 		       name == "vcs-author" || name == "vcs-date" || name == "vcs-time";
+	case LYX_INFO:
+		return name == "version";
 	}
 	return false;
 }
@@ -385,6 +388,9 @@ void InsetInfo::updateInfo()
 			setText(_("Unknown buffer info"));
 		break;
 	}
+	case LYX_INFO:
+		if (name_ == "version")
+			setText(from_ascii(PACKAGE_VERSION));
 	}
 }
 

src/insets/InsetInfo.h

@@ -60,6 +60,9 @@ icon: argument is the name of the LFUN such as "paste". The syntax is the same
 
 buffer: argument can be one of "name", "path", "class". This inset output the
     filename, path, and textclass of this buffer.
+		
+lyxinfo: argument must (presently) be "version". This inset outputs information 
+		about the version of LyX currently in use.
 
 There is currently no GUI, no menu entry for this inset. A user can define a
 shortcut for "info-insert" (e.g. C-S-I), and
@@ -87,6 +90,7 @@ public:
 		MENU_INFO,      // Which menu item is used for certain function
 		ICON_INFO,      // which toolbar icon is used for certain function
 		BUFFER_INFO,    // Buffer related information
+		LYX_INFO,       // LyX version information
 	};
 
 	///