Revision: 15635
          
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=15635
Author:   quorn
Date:     2008-07-19 01:12:19 +0200 (Sat, 19 Jul 2008)

Log Message:
-----------
Added a documentation panel with primitive word-wrap functionality. It can be 
displayed by Text.showDoc(string) in python and has a text-plugin script for 
function docs which may be invoked with Ctrl+I inside its params list. Eg. type 
"dir(" <Ctrl+I>

Modified Paths:
--------------
    branches/soc-2008-quorn/source/blender/blenkernel/BKE_suggestions.h
    branches/soc-2008-quorn/source/blender/blenkernel/intern/suggestions.c
    branches/soc-2008-quorn/source/blender/python/api2_2x/Text.c
    branches/soc-2008-quorn/source/blender/src/drawtext.c

Added Paths:
-----------
    branches/soc-2008-quorn/release/scripts/textplugin_functiondocs.py

Added: branches/soc-2008-quorn/release/scripts/textplugin_functiondocs.py
===================================================================
--- branches/soc-2008-quorn/release/scripts/textplugin_functiondocs.py          
                (rev 0)
+++ branches/soc-2008-quorn/release/scripts/textplugin_functiondocs.py  
2008-07-18 23:12:19 UTC (rev 15635)
@@ -0,0 +1,68 @@
+#!BPY
+"""
+Name: 'Function Documentation'
+Blender: 246
+Group: 'TextPlugin'
+Shortcut: 'Ctrl+I'
+Tooltip: 'Attempts to display documentation about the function preceding the 
cursor.'
+"""
+
+# Only run if we have the required modules
+try:
+       import bpy
+       from BPyTextPlugin import *
+       OK = True
+except ImportError:
+       OK = False
+
+def main():
+       txt = bpy.data.texts.active
+       if not txt:
+               return
+       
+       (line, c) = current_line(txt)
+       
+       # Check we are in a normal context
+       if get_context(txt) != NORMAL:
+               return
+       
+       # Look backwards for first '(' without ')'
+       b = 0
+       for i in range(c-1, -1, -1):
+               if line[i] == ')': b += 1
+               elif line[i] == '(':
+                       b -= 1
+                       if b < 0:
+                               c = i
+                               break
+       
+       pre = get_targets(line, c)
+       
+       if len(pre) == 0:
+               return
+       
+       imports = get_imports(txt)
+       builtins = get_builtins()
+       
+       # Identify the root (root.sub.sub.)
+       if imports.has_key(pre[0]):
+               obj = imports[pre[0]]
+       elif builtins.has_key(pre[0]):
+               obj = builtins[pre[0]]
+       else:
+               return
+       
+       # Step through sub-attributes
+       try:
+               for name in pre[1:]:
+                       obj = getattr(obj, name)
+       except AttributeError:
+               print "Attribute not found '%s' in '%s'" % (name, '.'.join(pre))
+               return
+       
+       if hasattr(obj, '__doc__') and obj.__doc__:
+               txt.showDocs(obj.__doc__)
+
+# Check we are running as a script and not imported as a module
+if __name__ == "__main__" and OK:
+       main()

Modified: branches/soc-2008-quorn/source/blender/blenkernel/BKE_suggestions.h
===================================================================
--- branches/soc-2008-quorn/source/blender/blenkernel/BKE_suggestions.h 
2008-07-18 22:24:20 UTC (rev 15634)
+++ branches/soc-2008-quorn/source/blender/blenkernel/BKE_suggestions.h 
2008-07-18 23:12:19 UTC (rev 15635)
@@ -60,20 +60,26 @@
        SuggItem *selected;
 } SuggList;
 
+/* Free all suggestion related memory */
 void free_suggestions();
 
+/* Used to identify which Text object the current tools should appear against 
*/
+void suggest_set_active(Text *text);
+void suggest_clear_active();
+short suggest_is_active(Text *text);
+
 void suggest_add(const char *name, char type);
 void suggest_prefix(const char *prefix);
 SuggItem *suggest_first();
 SuggItem *suggest_last();
 
-void suggest_set_text(Text *text);
-void suggest_clear_text();
-short suggest_is_active(Text *text);
-
 void suggest_set_selected(SuggItem *sel);
 SuggItem *suggest_get_selected();
 
+void suggest_documentation(const char *docs);
+char *suggest_get_docs();
+void suggest_clear_docs();
+
 #ifdef __cplusplus
 }
 #endif

Modified: branches/soc-2008-quorn/source/blender/blenkernel/intern/suggestions.c
===================================================================
--- branches/soc-2008-quorn/source/blender/blenkernel/intern/suggestions.c      
2008-07-18 22:24:20 UTC (rev 15634)
+++ branches/soc-2008-quorn/source/blender/blenkernel/intern/suggestions.c      
2008-07-18 23:12:19 UTC (rev 15635)
@@ -37,20 +37,23 @@
 #include "BKE_text.h"
 #include "BKE_suggestions.h"
 
-static SuggList suggestions= {NULL, NULL, NULL, NULL, NULL};
+static SuggList suggestions = {NULL, NULL, NULL, NULL, NULL};
 static Text *suggText = NULL;
-static SuggItem *lastInsert= NULL;
+static SuggItem *lastInsert = NULL;
+static char *documentation = NULL;
+static int doc_lines = 0;
 
-static suggest_cmp(const char *first, const char *second, int len) {   
+static int suggest_cmp(const char *first, const char *second, int len) {       
        int cmp, i;
        for (cmp=0, i=0; i<len; i++) {
-               if (cmp= toupper(first[i]) - toupper(second[i])) {
+               if (cmp= toupper(first[i])-toupper(second[i])) {
                        break;
                }
        }
        return cmp;
 }
-void free_suggestions() {
+
+static void sugg_free() {
        SuggItem *item, *prev;
        for (item = suggestions.last; item; item=prev) {
                prev = item->prev;
@@ -61,6 +64,18 @@
        suggestions.selected = NULL;
 }
 
+static void docs_free() {
+       if (documentation) {
+               MEM_freeN(documentation);
+               documentation = NULL;
+       }
+}
+
+void free_suggestions() {
+       sugg_free();
+       docs_free();
+}
+
 void suggest_add(const char *name, char type) {
        SuggItem *newitem;
 
@@ -87,7 +102,7 @@
 
 void suggest_prefix(const char *prefix) {
        SuggItem *match, *first, *last;
-       int cmp, len = strlen(prefix), i;
+       int cmp, len = strlen(prefix);
 
        if (!suggestions.first) return;
        if (len==0) {
@@ -111,10 +126,13 @@
        }
        if (first) {
                if (!last) last = suggestions.last;
-               suggestions.selected = suggestions.firstmatch = first;
+               suggestions.firstmatch = first;
                suggestions.lastmatch = last;
+               suggestions.selected = first;
        } else {
-               suggestions.firstmatch = suggestions.lastmatch = NULL;
+               suggestions.firstmatch = NULL;
+               suggestions.lastmatch = NULL;
+               suggestions.selected = NULL;
        }
 }
 
@@ -126,11 +144,13 @@
        return suggestions.lastmatch;
 }
 
-void suggest_set_text(Text *text) {
+void suggest_set_active(Text *text) {
+       if (suggText == text) return;
+       suggest_clear_active();
        suggText = text;
 }
 
-void suggest_clear_text() {
+void suggest_clear_active() {
        free_suggestions();
        suggText = NULL;
 }
@@ -146,3 +166,37 @@
 SuggItem *suggest_get_selected() {
        return suggestions.selected;
 }
+
+/* Documentation methods */
+
+void suggest_documentation(const char *docs) {
+       int len;
+
+       if (!docs) return;
+
+       len = strlen(docs);
+
+       if (documentation) {
+               MEM_freeN(documentation);
+               documentation = NULL;
+       }
+
+       /* Ensure documentation ends with a '\n' */
+       if (docs[len-1] != '\n') {
+               documentation = MEM_mallocN(len+2, "Documentation");
+               strncpy(documentation, docs, len);
+               documentation[len++] = '\n';
+       } else {
+               documentation = MEM_mallocN(len+1, "Documentation");
+               strncpy(documentation, docs, len);
+       }
+       documentation[len] = '\0';
+}
+
+char *suggest_get_docs() {
+       return documentation;
+}
+
+void suggest_clear_docs() {
+       docs_free();
+}

Modified: branches/soc-2008-quorn/source/blender/python/api2_2x/Text.c
===================================================================
--- branches/soc-2008-quorn/source/blender/python/api2_2x/Text.c        
2008-07-18 22:24:20 UTC (rev 15634)
+++ branches/soc-2008-quorn/source/blender/python/api2_2x/Text.c        
2008-07-18 23:12:19 UTC (rev 15635)
@@ -103,6 +103,7 @@
 static PyObject *Text_getCursorPos( BPy_Text * self );
 static PyObject *Text_setCursorPos( BPy_Text * self, PyObject * args );
 static PyObject *Text_suggest( BPy_Text * self, PyObject * args );
+static PyObject *Text_showDocs( BPy_Text * self, PyObject * args );
 
 /*****************************************************************************/
 /* Python BPy_Text methods table:                                            */
@@ -136,7 +137,9 @@
        {"setCursorPos", ( PyCFunction ) Text_setCursorPos, METH_VARARGS,
         "(row, col) - Set the cursor position to (row, col)"},
        {"suggest", ( PyCFunction ) Text_suggest, METH_VARARGS,
-        "(list) - List of tuples of the form (name, type) where type is one of 
'm', 'v', 'f', 'k' for module, variable, function and keyword respectively"},
+        "(list, prefix) - List of tuples of the form (name, type) where type 
is one of 'm', 'v', 'f', 'k' for module, variable, function and keyword 
respectively"},
+       {"showDocs", ( PyCFunction ) Text_showDocs, METH_VARARGS,
+        "(docs) - Documentation string"},
        {NULL, NULL, 0, NULL}
 };
 
@@ -548,7 +551,7 @@
        int row, col;
        int oldstate;
 
-       if(!self->text)
+       if (!self->text)
                return EXPP_ReturnPyObjError(PyExc_RuntimeError,
                                              "This object isn't linked to a 
Blender Text Object");
 
@@ -573,12 +576,12 @@
        char *prefix, *name, type;
        SpaceText *st;
 
-       if(!self->text)
+       if (!self->text)
                return EXPP_ReturnPyObjError(PyExc_RuntimeError,
                                "This object isn't linked to a Blender Text 
Object");
 
        /* Parse args for a list of tuples */
-       if(!PyArg_ParseTuple(args, "O!s", &PyList_Type, &list, &prefix))
+       if (!PyArg_ParseTuple(args, "O!s", &PyList_Type, &list, &prefix))
                return EXPP_ReturnPyObjError(PyExc_TypeError,
                                "expected list of tuples followed by a string");
 
@@ -591,8 +594,8 @@
                return EXPP_ReturnPyObjError(PyExc_RuntimeError,
                                "Active text area has no Text object");
        
+       suggest_set_active(st->text);
        list_len = PyList_Size(list);
-       suggest_clear_text();
        
        for (i = 0; i < list_len; i++) {
                item = PyList_GetItem(list, i);
@@ -610,12 +613,40 @@
                suggest_add(name, type);
        }
        suggest_prefix(prefix);
-       suggest_set_text(st->text);
        scrarea_queue_redraw(curarea);
 
        Py_RETURN_NONE;
 }
 
+static PyObject *Text_showDocs( BPy_Text * self, PyObject * args )
+{
+       char *docs;
+       SpaceText *st;
+
+       if (!self->text)
+               return EXPP_ReturnPyObjError(PyExc_RuntimeError,
+                               "This object isn't linked to a Blender Text 
Object");
+
+       if (!PyArg_ParseTuple(args, "s", &docs))
+               return EXPP_ReturnPyObjError( PyExc_TypeError,
+                                             "expected a string as argument" );
+
+       if (curarea->spacetype != SPACE_TEXT)
+               return EXPP_ReturnPyObjError(PyExc_RuntimeError,
+                               "Active space type is not text");
+       
+       st = curarea->spacedata.first;
+       if (!st || !st->text)
+               return EXPP_ReturnPyObjError(PyExc_RuntimeError,
+                               "Active text area has no Text object");
+
+       suggest_set_active(st->text);
+       suggest_documentation(docs);
+       scrarea_queue_redraw(curarea);
+
+       Py_RETURN_NONE;
+}
+
 /*****************************************************************************/
 /* Function:    Text_compare                                                 */
 /* Description: This is a callback function for the BPy_Text type. It        */

Modified: branches/soc-2008-quorn/source/blender/src/drawtext.c
===================================================================
--- branches/soc-2008-quorn/source/blender/src/drawtext.c       2008-07-18 
22:24:20 UTC (rev 15634)
+++ branches/soc-2008-quorn/source/blender/src/drawtext.c       2008-07-18 
23:12:19 UTC (rev 15635)
@@ -87,11 +87,15 @@
 #include "blendef.h" 
 #include "winlay.h"
 
-#define TEXTXLOC       38
+#define TEXTXLOC               38
 
-#define SUGG_LIST_SIZE 7
-#define SUGG_LIST_WIDTH 20
+#define SUGG_LIST_SIZE 7
+#define SUGG_LIST_WIDTH        20
+#define DOC_WIDTH              40
 
+#define TOOL_SUGG_LIST 0x01
+#define TOOL_DOCUMENT  0x02
+
 /* forward declarations */
 
 void drawtextspace(ScrArea *sa, void *spacedata);
@@ -106,6 +110,7 @@
 static int check_builtinfuncs(char *string);
 static int check_specialvars(char *string);

@@ Diff output truncated at 10240 characters. @@

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