Module: Gdk::Property

Defined in:
ext/gtk2/rbgdkproperty.c

Class Method Summary collapse

Class Method Details

.change(*args) ⇒ Object 



216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
 
# File 'ext/gtk2/rbgdkproperty.c', line 216

static VALUE
gdkprop_change(int argc, VALUE *argv, VALUE self)
{
    int        fmt, len;
    void*      dat;
    GdkAtom    ntype;
    VALUE win, property, type, size= Qnil, mode, src;
    
    if(6 == argc)
        rb_scan_args(argc, argv, "60", &win, &property, &type, &size, &mode, &src);
    else
        rb_scan_args(argc, argv, "50", &win, &property, &type, &mode, &src);
    
    rbgtk_atom2selectiondata(type, size, src, &ntype, &dat, &fmt, &len);
    
    gdk_property_change(GDK_WINDOW(RVAL2GOBJ(win)), RVAL2ATOM(property), 
                        ntype, fmt, RVAL2GENUM(mode, GDK_TYPE_PROP_MODE), dat, len);

    rbgtk_atom2selectiondata_free(ntype, dat);

    return self;
}

.delete(win, property) ⇒ Object 



297
298
299
300
301
302
 
# File 'ext/gtk2/rbgdkproperty.c', line 297

static VALUE
gdkprop_delete(VALUE self, VALUE win, VALUE property)
{
    gdk_property_delete(GDK_WINDOW(RVAL2GOBJ(win)), RVAL2ATOM(property));
    return self;
}

.get(*args) ⇒ Object 



239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
 
# File 'ext/gtk2/rbgdkproperty.c', line 239

static VALUE
gdkprop_get(int argc, VALUE *argv, VALUE self)
{
    /* for argument processing */
    GdkAtom     rtype;
    gint        rfmt, rlen;
    guchar*	rdat;
    VALUE win, property, type, offset=INT2FIX(0), length=INT2FIX(9999), delete;
    
    /* for inner processing */
    int		i;
    VALUE	ret = 0;
    
    if(6 == argc)
        rb_scan_args(argc, argv, "60", &win, &property, &type, &offset, &length, &delete);
    else
        rb_scan_args(argc, argv, "40", &win, &property, &type, &delete);
    
    
    if(gdk_property_get(GDK_WINDOW(RVAL2GOBJ(win)), RVAL2ATOM(property), RVAL2ATOM(type),
                        NUM2INT(offset), NUM2INT(length),
                        RVAL2CBOOL(delete), &rtype, &rfmt, &rlen, &rdat) == FALSE){
        return Qnil;
    }
 
    switch(rfmt){
      case 8:
      default:
        ret = RBG_STRING_SET_UTF8_ENCODING(rb_str_new((const char*)rdat, rlen));
        break;
        
      case 16:
        ret = rb_ary_new();
        
        for( i = 0; i < rlen; i++){
            rb_ary_push(ret, rb_Integer(((unsigned short*)rdat)[i]));
        }
        break;
        
      case 32:
         ret = rb_ary_new();

         if(rtype != GDK_SELECTION_TYPE_ATOM){
           for(i = 0; i < (rlen/sizeof(unsigned long)); i++){
             rb_ary_push(ret, INT2FIX(((unsigned long*)rdat)[i]));
           }
         } else {
           for(i = 0; i < (rlen/sizeof(unsigned long)); i++){
             rb_ary_push(ret, BOXED2RVAL((GdkAtom)((unsigned long*)rdat)[i], GDK_TYPE_ATOM));
           }
         }
        break;
    }
    
    return rb_ary_new3(3, BOXED2RVAL(rtype, GDK_TYPE_ATOM), 
                       ret, INT2NUM(rlen));
}

.string_to_compound_text(*args) ⇒ Object 



117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
 
# File 'ext/gtk2/rbgdkproperty.c', line 117

static VALUE
gdkprop_string_to_compound_text(int argc, VALUE *argv, VALUE self)
{
    gint num;
    GdkAtom encoding;
    gint format;
    guchar *ctext;
    gint length;

    if (argc == 1) {
        VALUE str;
        rb_scan_args(argc, argv, "10", &str);
        num = gdk_string_to_compound_text(RVAL2CSTR(str),
                                          &encoding, &format,
                                          &ctext, &length);
    } else {
#if GTK_CHECK_VERSION(2,2,0)
        VALUE display, str;

        rb_scan_args(argc, argv, "20", &display, &str);
        num = gdk_string_to_compound_text_for_display(GDK_DISPLAY_OBJECT(RVAL2GOBJ(display)),
                                                      RVAL2CSTR(str),
                                                      &encoding, &format,
                                                      &ctext, &length);
#else
        VALUE str;
        rb_scan_args(argc, argv, "10", &str);
        rb_warn("Gdk::Property.string_to_compound_text: Not supported arguments in GTK+-2.0.x.");
        num = gdk_string_to_compound_text(RVAL2CSTR(str),
                                          &encoding, &format,
                                          &ctext, &length);
#endif
    }

    if (num == 0){
        VALUE ret = CSTR2RVAL((const char*)ctext);
        gdk_free_compound_text(ctext);
        return rb_ary_new3(3, BOXED2RVAL(encoding, GDK_TYPE_ATOM),
                           INT2NUM(format), ret);
    } else {
        rb_raise(rb_eRuntimeError, "failed to converts a string %d\n", num);
    }
    return Qnil;
}

.text_property_to_text_list(*args) ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
 
# File 'ext/gtk2/rbgdkproperty.c', line 21

static VALUE
gdkprop_text_property_to_text_list(int argc, VALUE *argv, VALUE self)
{
    gint num, i;
    gchar** list;
    VALUE ret = Qnil;
    
    if (argc == 3) {
        VALUE encoding, format, text;
        rb_scan_args(argc, argv, "30", &encoding, &format, &text);
        StringValue(text);
        
        num = gdk_text_property_to_text_list(RVAL2ATOM(encoding),
                                             NUM2INT(format),
                                             (const guchar*)RVAL2CSTR(text), 
                                             RSTRING_LEN(text), &list);
    } else {
#if GTK_CHECK_VERSION(2,2,0)
        VALUE display, encoding, format, text;
        rb_scan_args(argc, argv, "40", &display, &encoding, &format, &text);
        StringValue(text);
        
        num = gdk_text_property_to_text_list_for_display(GDK_DISPLAY_OBJECT(RVAL2GOBJ(display)),
                                                         RVAL2ATOM(encoding),
                                                         NUM2INT(format),
                                                         (const guchar*)RVAL2CSTR(text),
                                                         RSTRING_LEN(text),
                                                         &list);
#else
        VALUE encoding, format, text;
        rb_scan_args(argc, argv, "30", &encoding, &format, &text);
        rb_warn("Gdk::Property.text_property_to_text_list: Not supported arguments in GTK+-2.0.x.");
        num = gdk_text_property_to_text_list(RVAL2ATOM(encoding),
                                             NUM2INT(format),
                                             (const guchar*)RVAL2CSTR(text),
                                             RSTRING_LEN(text), &list);
#endif
    }

    ret = rb_ary_new2(num);
    for (i =0; i < num; i++){
        rb_ary_push(ret, CSTR2RVAL(list[i]));
    }
    gdk_free_text_list(list);
    return ret;
}

.text_property_to_utf8_list(*args) ⇒ Object 



68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
 
# File 'ext/gtk2/rbgdkproperty.c', line 68

static VALUE
gdkprop_text_property_to_utf8_list(int argc, VALUE *argv, VALUE self)
{
    gint num, i;
    gchar** list;
    VALUE ret = Qnil;
    
    if (argc == 3) {
        VALUE encoding, format, text;
        rb_scan_args(argc, argv, "30", &encoding, &format, &text);
        StringValue(text);
        
        num = gdk_text_property_to_utf8_list(RVAL2ATOM(encoding),
                                             NUM2INT(format),
                                             (const guchar*)RVAL2CSTR(text),
                                             RSTRING_LEN(text), &list);
    } else {
#if GTK_CHECK_VERSION(2,2,0)
        VALUE display, encoding, format, text;
        rb_scan_args(argc, argv, "40", &display, &encoding, &format, &text);
        StringValue(text);
        
        num = gdk_text_property_to_utf8_list_for_display(GDK_DISPLAY_OBJECT(RVAL2GOBJ(display)),
                                                         RVAL2ATOM(encoding),
                                                         NUM2INT(format),
                                                         (const guchar*)RVAL2CSTR(text),
                                                         RSTRING_LEN(text),
                                                         &list);
#else
        VALUE encoding, format, text;
        rb_scan_args(argc, argv, "30", &encoding, &format, &text);
        StringValue(text);

        rb_warn("Gdk::Property.text_property_to_utf8_list: Not supported arguments in GTK+-2.0.x.");
        num = gdk_text_property_to_utf8_list(RVAL2ATOM(encoding),
                                             NUM2INT(format),
                                             (const guchar*)RVAL2CSTR(text),
                                             RSTRING_LEN(text), &list);
#endif
    }

    ret = rb_ary_new2(num);
    for (i =0; i < num; i++){
        rb_ary_push(ret, CSTR2RVAL(list[i]));
    }
    g_strfreev(list);
    return ret;
}

.utf8_to_compound_text(*args) ⇒ Object 



168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
 
# File 'ext/gtk2/rbgdkproperty.c', line 168

static VALUE
gdkprop_utf8_to_compound_text(int argc, VALUE *argv, VALUE self)
{
    GdkAtom encoding;
    gint format;
    guchar *ctext;
    gint length;
    gint ret;

    if (argc == 1) {
        VALUE str;
        rb_scan_args(argc, argv, "10", &str);
    
        ret = gdk_utf8_to_compound_text(RVAL2CSTR(str),
                                        &encoding, &format,
                                        &ctext, &length);
    } else {
#if GTK_CHECK_VERSION(2,2,0)
        VALUE display, str;

        rb_scan_args(argc, argv, "20", &display, &str);
        ret = gdk_utf8_to_compound_text_for_display(GDK_DISPLAY_OBJECT(RVAL2GOBJ(display)),
                                                    RVAL2CSTR(str),
                                                    &encoding, &format,
                                                    &ctext, &length);
#else
        VALUE str;
        rb_scan_args(argc, argv, "10", &str);
    
        rb_warn("Gdk::Property.utf8_to_compound_text: Not supported arguments in GTK+-2.0.x.");
        ret = gdk_utf8_to_compound_text(RVAL2CSTR(str),
                                        &encoding, &format,
                                        &ctext, &length);
#endif
    }

    if (ret){
        VALUE val = CSTR2RVAL((const char*)ctext);
        gdk_free_compound_text(ctext);
        return rb_ary_new3(3, BOXED2RVAL(encoding, GDK_TYPE_ATOM),
                           INT2NUM(format), val);
    } else {
        rb_raise(rb_eRuntimeError, "failed to converts a string %d\n", ret);
    }
    return Qnil;
}

.utf8_to_string_target(str) ⇒ Object 



162
163
164
165
166
 
# File 'ext/gtk2/rbgdkproperty.c', line 162

static VALUE
gdkprop_utf8_to_string_target(VALUE self, VALUE str)
{
    return CSTR2RVAL((const char*)gdk_utf8_to_string_target(RVAL2CSTR(str)));
}