cwmcc/root_props.c

   1 #include "cwmcc_internal.h"
   2 #include "atom.h"
   3 #include "prop.h"
   4 #include "root_props.h"
   5
   6 #include <string.h>
   7
   8 void cwmcc_root_get_supported(Window win, Atom **atoms, gulong *num)
   9 {
  10     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_supported),
  11                                 CWMCC_ATOM(type, atom), atoms, num)) {
  12         g_warning("Failed to read NET_SUPPORTED from 0x%lx", win);
  13         *atoms = NULL;
  14         *num = 0;
  15     }
  16 }
  17
  18 void cwmcc_root_get_client_list(Window win, Window **windows, gulong *num)
  19 {
  20     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_client_list),
  21                                 CWMCC_ATOM(type, window), windows, num)) {
  22         g_warning("Failed to read NET_CLIENT_LIST from 0x%lx", win);
  23         *windows = NULL;
  24         *num = 0;
  25     }
  26 }
  27
  28 void cwmcc_root_get_client_list_stacking(Window win, Window **windows,
  29                                          gulong *num)
  30 {
  31     if (!cwmcc_prop_get_array32(win,CWMCC_ATOM(root, net_client_list_stacking),
  32                                 CWMCC_ATOM(type, window), windows, num)) {
  33         g_warning("Failed to read NET_CLIENT_LIST_STACKING from 0x%lx", win);
  34         *windows = NULL;
  35         *num = 0;
  36     }
  37 }
  38
  39 void cwmcc_root_get_number_of_desktops(Window win, gulong *desktops)
  40 {
  41     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, net_number_of_desktops),
  42                           CWMCC_ATOM(type, cardinal), desktops)) {
  43         g_warning("Failed to read NET_NUMBER_OF_DESKTOPS from 0x%lx", win);
  44         *desktops = 1;
  45     }
  46 }
  47
  48 void cwmcc_root_get_desktop_geometry(Window win, gulong *w, gulong *h)
  49 {
  50     gulong *data = NULL, num;
  51
  52     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_desktop_geometry),
  53                                 CWMCC_ATOM(type, cardinal), &data, &num)) {
  54         g_warning("Failed to read NET_DESKTOP_GEOMETRY from 0x%lx", win);
  55         *w = *h = 0;
  56     } else if (num != 2) {
  57         g_warning("Read invalid NET_DESKTOP_GEOMETRY from 0x%lx", win);
  58         *w = *h = 0;
  59     } else {
  60         *w = data[0];
  61         *h = data[1];
  62     }
  63     g_free(data);
  64 }
  65
  66 void cwmcc_root_get_desktop_viewport(Window win, gulong *x, gulong *y)
  67 {
  68     gulong *data = NULL, num;
  69
  70     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_desktop_viewport),
  71                                 CWMCC_ATOM(type, cardinal), &data, &num)) {
  72         g_warning("Failed to read NET_DESKTOP_VIEWPORT from 0x%lx", win);
  73         *x = *y = 0;
  74     } else if (num != 2) {
  75         g_warning("Read invalid NET_DESKTOP_VIEWPORT from 0x%lx", win);
  76         *x = *y = 0;
  77     } else {
  78         *x = data[0];
  79         *y = data[1];
  80     }
  81     g_free(data);
  82 }
  83
  84 void cwmcc_root_get_current_desktop(Window win, gulong *desktop)
  85 {
  86     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, net_current_desktop),
  87                           CWMCC_ATOM(type, cardinal), desktop)) {
  88         g_warning("Failed to read NET_CURRENT_DESKTOP from 0x%lx", win);
  89         *desktop = 0;
  90     }
  91 }
  92
  93 void cwmcc_root_get_desktop_names(Window win, char ***names)
  94 {
  95     if (!cwmcc_prop_get_strings_utf8(win, CWMCC_ATOM(root, net_desktop_names),
  96                                      names)) {
  97         g_warning("Failed to read NET_DESKTOP_NAMES from 0x%lx", win);
  98         *names = NULL;
  99     }
 100 }
 101
 102 void cwmcc_root_get_active_window(Window win, Window *window)
 103 {
 104     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, net_active_window),
 105                           CWMCC_ATOM(type, window), window)) {
 106         g_warning("Failed to read NET_ACTIVE_WINDOW from 0x%lx", win);
 107         *window = None;
 108     }
 109 }
 110
 111 void cwmcc_root_get_workarea(Window win, int **x, int **y, int **w, int **h)
 112 {
 113     gulong *data = NULL, num;
 114     gulong desks, i;
 115
 116     /* need the number of desktops */
 117     cwmcc_root_get_number_of_desktops(win, &desks);
 118
 119     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_workarea),
 120                                 CWMCC_ATOM(type, cardinal), &data, &num)) {
 121         g_warning("Failed to read NET_DESKTOP_LAYOUT from 0x%lx", win);
 122     } else if (num != 4 * desks) {
 123         g_warning("Read invalid NET_DESKTOP_LAYOUT from 0x%lx", win);
 124     } else {
 125         *x = g_new(int, desks);
 126         *y = g_new(int, desks);
 127         *w = g_new(int, desks);
 128         *h = g_new(int, desks);
 129         for (i = 0; i < desks; ++i) {
 130             (*x)[i] = data[i * 4];
 131             (*y)[i] = data[i * 4 + 1];
 132             (*w)[i] = data[i * 4 + 2];
 133             (*h)[i] = data[i * 4 + 3];
 134         }
 135     }
 136 }
 137
 138 void cwmcc_root_get_supporting_wm_check(Window win, Window *window)
 139 {
 140     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, net_supporting_wm_check),
 141                           CWMCC_ATOM(type, window), window)) {
 142         g_warning("Failed to read NET_SUPPORTING_WM_CHECK from 0x%lx", win);
 143         *window = None;
 144     }
 145 }
 146
 147 void cwmcc_root_get_desktop_layout(Window win,
 148                                    struct Cwmcc_DesktopLayout *layout)
 149 {
 150     gulong *data = NULL, num;
 151     gulong desks;
 152
 153     /* need the number of desktops */
 154     cwmcc_root_get_number_of_desktops(win, &desks);
 155
 156     layout->orientation = Cwmcc_Orientation_Horz;
 157     layout->start_corner = Cwmcc_Corner_TopLeft;
 158     layout->rows = 1;
 159     layout->columns = desks;
 160
 161     if (!cwmcc_prop_get_array32(win, CWMCC_ATOM(root, net_desktop_layout),
 162                                 CWMCC_ATOM(type, cardinal), &data, &num)) {
 163         g_warning("Failed to read NET_DESKTOP_LAYOUT from 0x%lx", win);
 164     } else if (num != 4) {
 165         g_warning("Read invalid NET_DESKTOP_LAYOUT from 0x%lx", win);
 166     } else {
 167         if (data[0] == Cwmcc_Orientation_Horz ||
 168             data[0] == Cwmcc_Orientation_Vert)
 169             layout->orientation = data[0];
 170         if (data[3] == Cwmcc_Corner_TopLeft ||
 171             data[3] == Cwmcc_Corner_TopRight ||
 172             data[3] == Cwmcc_Corner_BottomLeft ||
 173             data[3] == Cwmcc_Corner_BottomRight)
 174             layout->start_corner = data[3];
 175         layout->rows = data[2];
 176         layout->columns = data[1];
 177
 178         /* bounds checking */
 179         if (layout->orientation == Cwmcc_Orientation_Horz) {
 180             if (layout->rows > desks)
 181                 layout->rows = desks;
 182             if (layout->columns > ((desks + desks % layout->rows) /
 183                                    layout->rows))
 184                 layout->columns = ((desks + desks % layout->rows) /
 185                                    layout->rows);
 186         } else {
 187             if (layout->columns > desks)
 188                 layout->columns = desks;
 189             if (layout->rows > ((desks + desks % layout->columns) /
 190                                 layout->columns))
 191                 layout->rows = ((desks + desks % layout->columns) /
 192                                 layout->columns);
 193         }
 194     }
 195     g_free(data);
 196 }
 197
 198 void cwmcc_root_get_showing_desktop(Window win, gboolean *showing)
 199 {
 200     gulong a;
 201
 202     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, net_showing_desktop),
 203                           CWMCC_ATOM(type, cardinal), &a)) {
 204         g_warning("Failed to read NET_SHOWING_DESKTOP from 0x%lx", win);
 205         a = FALSE;
 206     }
 207     *showing = !!a;
 208 }
 209
 210 void cwmcc_root_get_openbox_pid(Window win, gulong *pid)
 211 {
 212     if (!cwmcc_prop_get32(win, CWMCC_ATOM(root, openbox_pid),
 213                           CWMCC_ATOM(type, cardinal), pid)) {
 214         g_warning("Failed to read OPENBOX_PID from 0x%lx", win);
 215         *pid = 0;
 216     }
 217 }
 218