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[packages/firefox.git] / mozilla-firefox-pango-cursor-position.patch
1 Index: mozilla/gfx/src/gtk/nsFontMetricsPango.cpp
2 ===================================================================
3 RCS file: /cvsroot/mozilla/gfx/src/gtk/nsFontMetricsPango.cpp,v
4 retrieving revision 1.24
5 diff -d -u -p -6 -r1.24 nsFontMetricsPango.cpp
6 --- mozilla/gfx/src/gtk/nsFontMetricsPango.cpp  25 Aug 2006 01:02:34 -0000      1.24
7 +++ mozilla/gfx/src/gtk/nsFontMetricsPango.cpp  6 Sep 2006 07:01:49 -0000
8 @@ -948,13 +948,12 @@ nsFontMetricsPango::GetClusterInfo(const
9  PRInt32
10  nsFontMetricsPango::GetPosition(const PRUnichar *aText, PRUint32 aLength,
11                                  nsPoint aPt)
12  {
13      int trailing = 0;
14      int inx = 0;
15 -    gboolean found = FALSE;
16      const gchar *curChar;
17      PRInt32 retval = 0;
18  
19      float f = mDeviceContext->AppUnitsToDevUnits();
20      
21      PangoLayout *layout = pango_layout_new(mPangoContext);
22 @@ -974,28 +973,18 @@ nsFontMetricsPango::GetPosition(const PR
23      }
24  
25      // Set up the pango layout
26      pango_layout_set_text(layout, text, strlen(text));
27      FixupSpaceWidths(layout, text);
28      
29 -    found = pango_layout_xy_to_index(layout, localX, localY,
30 -                                     &inx, &trailing);
31 +    pango_layout_xy_to_index(layout, localX, localY,
32 +                             &inx, &trailing);
33  
34      // Convert the index back to the utf-16 index
35      curChar = text;
36  
37 -    // Jump to the end if it's not found.
38 -    if (!found) {
39 -        if (inx == 0)
40 -            retval = 0;
41 -        else if (trailing)
42 -            retval = aLength;
43 -
44 -        goto loser;
45 -    }
46 -
47      for (PRUint32 curOffset=0; curOffset < aLength;
48           curOffset++, curChar = g_utf8_find_next_char(curChar, NULL)) {
49  
50          // Check for a match before checking for a surrogate pair
51          if (curChar - text == inx) {
52              retval = curOffset;
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