gui.cursor source code

1 module gui.cursor;
2 
3 import utils;
4 import cboxapp;
5 import x11.X;
6 import x11.Xlib;
7 import x11.keysymdef;
8 import x11.Xutil;
9 import x11.Xatom;
10 import std.c.stdlib;
11 static Cur*[CurLast] cursor;
12 
13 enum 
14 { 
15 	CurNormal, 
16 	CurResize, 
17 	CurMove, 
18 	CurLast 
19 }; /* cursor */
20 
21 enum CursorFont : int 
22 {
23     XC_num_glyphs = 154,
24     XC_X_cursor = 0,
25     XC_arrow = 2,
26     XC_based_arrow_down = 4,
27     XC_based_arrow_up = 6,
28     XC_boat = 8,
29     XC_bogosity = 10,
30     XC_bottom_left_corner = 12,
31     XC_bottom_right_corner = 14,
32     XC_bottom_side = 16,
33     XC_bottom_tee = 18,
34     XC_box_spiral = 20,
35     XC_center_ptr = 22,
36     XC_circle = 24,
37     XC_clock = 26,
38     XC_coffee_mug = 28,
39     XC_cross = 30,
40     XC_cross_reverse = 32,
41     XC_crosshair = 34,
42     XC_diamond_cross = 36,
43     XC_dot = 38,
44     XC_dotbox = 40,
45     XC_double_arrow = 42,
46     XC_draft_large = 44,
47     XC_draft_small = 46,
48     XC_draped_box = 48,
49     XC_exchange = 50,
50     XC_fleur = 52,
51     XC_gobbler = 54,
52     XC_gumby = 56,
53     XC_hand1 = 58,
54     XC_hand2 = 60,
55     XC_heart = 62,
56     XC_icon = 64,
57     XC_iron_cross = 66,
58     XC_left_ptr = 68,
59     XC_left_side = 70,
60     XC_left_tee = 72,
61     XC_leftbutton = 74,
62     XC_ll_angle = 76,
63     XC_lr_angle = 78,
64     XC_man = 80,
65     XC_middlebutton = 82,
66     XC_mouse = 84,
67     XC_pencil = 86,
68     XC_pirate = 88,
69     XC_plus = 90,
70     XC_question_arrow = 92,
71     XC_right_ptr = 94,
72     XC_right_side = 96,
73     XC_right_tee = 98,
74     XC_rightbutton = 100,
75     XC_rtl_logo = 102,
76     XC_sailboat = 104,
77     XC_sb_down_arrow = 106,
78     XC_sb_h_double_arrow = 108,
79     XC_sb_left_arrow = 110,
80     XC_sb_right_arrow = 112,
81     XC_sb_up_arrow = 114,
82     XC_sb_v_double_arrow = 116,
83     XC_shuttle = 118,
84     XC_sizing = 120,
85     XC_spider = 122,
86     XC_spraycan = 124,
87     XC_star = 126,
88     XC_target = 128,
89     XC_tcross = 130,
90     XC_top_left_arrow = 132,
91     XC_top_left_corner = 134,
92     XC_top_right_corner = 136,
93     XC_top_side = 138,
94     XC_top_tee = 140,
95     XC_trek = 142,
96     XC_ul_angle = 144,
97     XC_umbrella = 146,
98     XC_ur_angle = 148,
99     XC_watch = 150,
100     XC_xterm = 152
101 }
102 
103 /**
104  * Wraps a X cursor.
105  */
106 struct Cur 
107 {
108     Cursor cursor;
109     Display* dpy;
110 
111     /**
112      * Ctor constructing a Cursor with a given display object.
113      * Params:
114      *  dpy=        Display object
115      *  shape=      X cursor shape
116      */
117     this(Display* dpy, CursorFont shape) 
118     {
119         if(dpy is null) {
120            // lout(__FUNCTION__~"\n\t--> NULL Display* parm");
121             exit(EXIT_FAILURE);
122         }
123         this.dpy = dpy;
124         this.cursor = XCreateFontCursor(this.dpy, shape);
125     }
126 
127     private void destroy() 
128     {
129         XFreeCursor(this.dpy, this.cursor);
130     }
131 
132     static void free(Cur* c) 
133     {
134         if(c is null) {
135            // lout(__FUNCTION__~"\n\t--> NULL Cur* parm");
136             exit(EXIT_FAILURE);
137         }
138         c.destroy();
139         DGC.free(c);
140     }
141 
142 }