Using Glib's utf8 functions to do string collating.

* casefold and use utf-8 collating.
        * use g_utf8_next/prev for moving cursor.

include/rofi.h

@@ -2,21 +2,12 @@
 #define __SIMPLESWITCHER_H__
 #include <config.h>
 #include <X11/X.h>
+#include <glib.h>
 
-#define MAX( a, b )                                ( ( a ) > ( b ) ? ( a ) : ( b ) )
-#define MIN( a, b )                                ( ( a ) < ( b ) ? ( a ) : ( b ) )
 #define NEAR( a, o, b )                            ( ( b ) > ( a ) - ( o ) && ( b ) < ( a ) + ( o ) )
 #define OVERLAP( a, b, c, d )                      ( ( ( a ) == ( c ) && ( b ) == ( d ) ) || MIN ( ( a ) + ( b ), ( c ) + ( d ) ) - MAX ( ( a ), ( c ) ) > 0 )
 #define INTERSECT( x, y, w, h, x1, y1, w1, h1 )    ( OVERLAP ( ( x ), ( w ), ( x1 ), ( w1 ) ) && OVERLAP ( ( y ), ( h ), ( y1 ), ( h1 ) ) )
 
-#ifndef TRUE
-#define TRUE    1
-#endif
-
-#ifndef FALSE
-#define FALSE    0
-#endif
-
 extern const char *cache_dir;
 
 

source/rofi.c

@@ -139,15 +139,18 @@ int token_match ( char **tokens, const char *input,
                   __attribute__( ( unused ) ) int index,
                   __attribute__( ( unused ) ) void *data )
 {
-    int match = 1;
+    int  match = 1;
 
+    char *lowerc = g_utf8_casefold ( input, -1 );
+    char *compk  = g_utf8_collate_key ( lowerc, -1 );
     // Do a tokenized match.
     if ( tokens ) {
-        for ( int j = 1; match && tokens[j]; j++ ) {
+        for ( int j = 0; match && tokens[j]; j++ ) {
-            match = ( strcasestr ( input, tokens[j] ) != NULL );
+            match = ( strstr ( compk, tokens[j] ) != NULL );
         }
     }
-
+    g_free ( lowerc );
+    g_free ( compk );
     return match;
 }
 
@@ -161,27 +164,28 @@ static char **tokenize ( const char *input )
     char *saveptr = NULL, *token;
     char **retv   = NULL;
     // First entry is always full (modified) stringtext.
-    int  num_tokens = 1;
+    int  num_tokens = 0;
 
-    //First entry is string that is modified.
+    // Copy the string, 'strtok_r' modifies it.
-    retv    = malloc ( 2 * sizeof ( char* ) );
+    char *str = strdup ( input );
-    retv[0] = strdup ( input );
-    retv[1] = NULL;
 
     // Iterate over tokens.
     // strtok should still be valid for utf8.
-    for ( token = strtok_r ( retv[0], " ", &saveptr );
+    for ( token = strtok_r ( str, " ", &saveptr );
           token != NULL;
           token = strtok_r ( NULL, " ", &saveptr ) ) {
         char **tr = realloc ( retv, sizeof ( char* ) * ( num_tokens + 2 ) );
         if ( tr != NULL ) {
+            char *tmp = g_utf8_casefold ( token, -1 );
             retv                 = tr;
             retv[num_tokens + 1] = NULL;
-            retv[num_tokens]     = token;
+            retv[num_tokens]     = g_utf8_collate_key ( tmp, -1 );
             num_tokens++;
+            g_free ( tmp );
         }
     }
-
+    // Free str.
+    free ( str );
     return retv;
 }
 
@@ -191,7 +195,10 @@ static inline void tokenize_free ( char **ip )
         return;
     }
 
-    free ( ip[0] );
+    // Free with g_free.
+    for ( int i = 0; ip[i] != NULL; i++ ) {
+        g_free ( ip[i] );
+    }
     free ( ip );
 }
 
@@ -785,7 +792,8 @@ void menu_draw ( textbox **boxes,
 
     // selected row is always visible.
     // If selected is visible do not scroll.
-    if ( ( selected - ( *last_offset ) ) < ( max_elements ) && ( selected - ( *last_offset ) ) >= 0 ) {
+    if ( ( ( selected - ( *last_offset ) ) < ( max_elements ) )
+         && ( ( selected - ( *last_offset ) ) >= 0 ) ) {
         offset = *last_offset;
     }
     else{
@@ -883,25 +891,38 @@ int window_match ( char **tokens, __attribute__( ( unused ) ) const char *input,
     winlist *ids  = ( winlist * ) data;
     client  *c    = window_client ( ids->array[index] );
 
+
     if ( tokens ) {
-        for ( int j = 1; match && tokens[j]; j++ ) {
+        for ( int j = 0; match && tokens[j]; j++ ) {
-            int test = 0;
+            int  test = 0;
 
+            char *sml = g_utf8_casefold ( c->title, -1 );
+            char *key = g_utf8_collate_key ( sml, -1 );
             if ( !test && c->title[0] != '\0' ) {
-                test = ( strcasestr ( c->title, tokens[j] ) != NULL );
+                test = ( strstr ( key, tokens[j] ) != NULL );
             }
+            g_free ( sml ); g_free ( key );
 
+            sml = g_utf8_casefold ( c->class, -1 );
+            key = g_utf8_collate_key ( sml, -1 );
             if ( !test && c->class[0] != '\0' ) {
-                test = ( strcasestr ( c->class, tokens[j] ) != NULL );
+                test = ( strstr ( key, tokens[j] ) != NULL );
             }
+            g_free ( sml ); g_free ( key );
 
+            sml = g_utf8_casefold ( c->role, -1 );
+            key = g_utf8_collate_key ( sml, -1 );
             if ( !test && c->role[0] != '\0' ) {
-                test = ( strcasestr ( c->role, tokens[j] ) != NULL );
+                test = ( strstr ( key, tokens[j] ) != NULL );
             }
+            g_free ( sml ); g_free ( key );
 
+            sml = g_utf8_casefold ( c->name, -1 );
+            key = g_utf8_collate_key ( sml, -1 );
             if ( !test && c->name[0] != '\0' ) {
-                test = ( strcasestr ( c->name, tokens[j] ) != NULL );
+                test = ( strstr ( key, tokens[j] ) != NULL );
             }
+            g_free ( sml ); g_free ( key );
 
             if ( test == 0 ) {
                 match = 0;
@@ -1739,7 +1760,7 @@ static void run_switcher ( int do_fork, SwitcherMode mode )
     // strangeness...
     if ( do_fork == TRUE ) {
         if ( fork () ) {
-            return ;
+            return;
         }
 
         display = XOpenDisplay ( 0 );
@@ -2231,9 +2252,9 @@ int main ( int argc, char *argv[] )
     }
     else if ( find_arg ( argc, argv, "-dmenu" ) >= 0 ) {
         find_arg_str ( argc, argv, "-p", &dmenu_prompt );
-        int retv = run_dmenu();
+        int retv = run_dmenu ();
         // User cancelled the operation.
-        if(retv == FALSE) {
+        if ( retv == FALSE ) {
             return EXIT_FAILURE;
         }
     }

source/ssh-dialog.c

@@ -120,7 +120,7 @@ static int sort_func ( const void *a, const void *b )
 {
     const char *astr = *( const char * const * ) a;
     const char *bstr = *( const char * const * ) b;
-    return strcasecmp ( astr, bstr );
+    return g_utf8_collate ( astr, bstr );
 }
 static char ** get_ssh ( unsigned int *length )
 {

source/textbox.c

@@ -40,6 +40,7 @@
 
 #include "rofi.h"
 #include "textbox.h"
+#include <glib.h>
 #define SIDE_MARGIN    2
 
 
@@ -132,8 +133,12 @@ void textbox_text ( textbox *tb, char *text )
     if ( tb->text ) {
         free ( tb->text );
     }
-
+    if ( g_utf8_validate ( text, -1, NULL ) ) {
-    tb->text = strdup ( text );
+        tb->text = strdup ( text );
+    }
+    else {
+        tb->text = strdup ( "Invalid UTF-8 string." );
+    }
     pango_layout_set_text ( tb->layout, tb->text, strlen ( tb->text ) );
 
     tb->cursor = MAX ( 0, MIN ( ( int ) strlen ( text ), tb->cursor ) );
@@ -206,7 +211,7 @@ void textbox_free ( textbox *tb )
     if ( tb->text ) {
         free ( tb->text );
     }
-    if ( tb->layout == NULL ) {
+    if ( tb->layout != NULL ) {
         g_object_unref ( tb->layout );
     }
 
@@ -272,17 +277,6 @@ void textbox_draw ( textbox *tb )
     XFreePixmap ( display, canvas );
 }
 
-
-static size_t nextrune ( textbox *tb, int inc )
-{
-    ssize_t n;
-
-    /* return location of next utf8 rune in the given direction (+1 or -1) */
-    for ( n = tb->cursor + inc; n + inc >= 0 && ( tb->text[n] & 0xc0 ) == 0x80; n += inc ) {
-        ;
-    }
-    return n;
-}
 // cursor handling for edit mode
 void textbox_cursor ( textbox *tb, int pos )
 {
@@ -292,16 +286,17 @@ void textbox_cursor ( textbox *tb, int pos )
 // move right
 void textbox_cursor_inc ( textbox *tb )
 {
-    textbox_cursor ( tb, nextrune ( tb, 1 ) );
+    int index = g_utf8_next_char ( &( tb->text[tb->cursor] ) ) - tb->text;
+    textbox_cursor ( tb, index );
 }
 
 // move left
 void textbox_cursor_dec ( textbox *tb )
 {
-    textbox_cursor ( tb, nextrune ( tb, -1 ) );
+    int index = g_utf8_prev_char ( &( tb->text[tb->cursor] ) ) - tb->text;
+    textbox_cursor ( tb, index );
 }
 
-
 // end of line
 void textbox_cursor_end ( textbox *tb )
 {
@@ -337,8 +332,8 @@ void textbox_delete ( textbox *tb, int pos, int dlen )
 // delete on character
 void textbox_cursor_del ( textbox *tb )
 {
-    int del_r = nextrune ( tb, 1 );
+    int index = g_utf8_next_char ( &( tb->text[tb->cursor] ) ) - tb->text;
-    textbox_delete ( tb, tb->cursor, del_r - tb->cursor );
+    textbox_delete ( tb, tb->cursor, index - tb->cursor );
 }
 
 // back up and delete one character
@@ -370,46 +365,46 @@ int textbox_keypress ( textbox *tb, XEvent *ev )
 
     // Left or Ctrl-b
     if ( key == XK_Left ||
-            (( ev->xkey.state&ControlMask) && key == XK_b) ) {
+         ( ( ev->xkey.state & ControlMask ) && key == XK_b ) ) {
-                textbox_cursor_dec ( tb );
+        textbox_cursor_dec ( tb );
         return 1;
     }
     // Right or Ctrl-F
     else if ( key == XK_Right ||
-            (( ev->xkey.state&ControlMask) && key == XK_f) ) {
+              ( ( ev->xkey.state & ControlMask ) && key == XK_f ) ) {
         textbox_cursor_inc ( tb );
         return 1;
     }
     // Delete or Ctrl-D
     else if ( key == XK_Delete ||
-            (( ev->xkey.state&ControlMask) && key == XK_d) ) {
+              ( ( ev->xkey.state & ControlMask ) && key == XK_d ) ) {
         textbox_cursor_del ( tb );
         return 1;
     }
     // Ctrl-U: Kill from the beginning to the end of the line.
-    else if ( ( ev->xkey.state&ControlMask) && key == XK_u) {
+    else if ( ( ev->xkey.state & ControlMask ) && key == XK_u ) {
-        textbox_text( tb, "");
+        textbox_text ( tb, "" );
         return 1;
     }
     // Ctrl-A
-    else if ( ( ev->xkey.state&ControlMask) && key == XK_a) {
+    else if ( ( ev->xkey.state & ControlMask ) && key == XK_a ) {
         textbox_cursor ( tb, 0 );
         return 1;
     }
     // Ctrl-E
-    else if ( ( ev->xkey.state&ControlMask) && key == XK_e) {
+    else if ( ( ev->xkey.state & ControlMask ) && key == XK_e ) {
         textbox_cursor_end ( tb );
         return 1;
     }
     // BackSpace, Ctrl-h
     else if ( key == XK_BackSpace ||
-            (( ev->xkey.state&ControlMask) && key == XK_h) ) {
+              ( ( ev->xkey.state & ControlMask ) && key == XK_h ) ) {
         textbox_cursor_bkspc ( tb );
         return 1;
     }
     else if ( key == XK_Return || key == XK_KP_Enter ||
-            ((ev->xkey.state&ControlMask) && key == XK_j) ||
+              ( ( ev->xkey.state & ControlMask ) && key == XK_j ) ||
-            ((ev->xkey.state&ControlMask) && key == XK_m)) {
+              ( ( ev->xkey.state & ControlMask ) && key == XK_m ) ) {
         return -1;
     }
     else if ( !iscntrl ( *pad ) ) {