openbox/actions/cyclewindows.c

   1 #include "openbox/actions.h"
   2 #include "openbox/stacking.h"
   3 #include "openbox/window.h"
   4 #include "openbox/event.h"
   5 #include "openbox/focus_cycle.h"
   6 #include "openbox/openbox.h"
   7 #include "gettext.h"
   8
   9 typedef struct {
  10     gboolean linear;
  11     gboolean dialog;
  12     gboolean dock_windows;
  13     gboolean desktop_windows;
  14     gboolean all_desktops;
  15     gboolean forward;
  16     gboolean bar;
  17     gboolean raise;
  18     GSList *actions;
  19 } Options;
  20
  21 static gboolean cycling = FALSE;
  22
  23 static gpointer setup_func(xmlNodePtr node);
  24 static gpointer setup_forward_func(xmlNodePtr node);
  25 static gpointer setup_backward_func(xmlNodePtr node);
  26 static void     free_func(gpointer options);
  27 static gboolean run_func(ObActionsData *data, gpointer options);
  28 static gboolean i_input_func(guint initial_state,
  29                              XEvent *e,
  30                              gpointer options,
  31                              gboolean *used);
  32 static void     i_cancel_func(gpointer options);
  33
  34 static void     end_cycle(gboolean cancel, guint state, Options *o);
  35
  36 void action_cyclewindows_startup(void)
  37 {
  38     actions_register("NextWindow", setup_forward_func, free_func,
  39                      run_func, i_input_func, i_cancel_func);
  40     actions_register("PreviousWindow", setup_backward_func, free_func,
  41                      run_func, i_input_func, i_cancel_func);
  42 }
  43
  44 static gpointer setup_func(xmlNodePtr node)
  45 {
  46     xmlNodePtr n;
  47     Options *o;
  48
  49     o = g_new0(Options, 1);
  50     o->dialog = TRUE;
  51     o->bar = TRUE;
  52
  53     if ((n = obt_parse_find_node(node, "linear")))
  54         o->linear = obt_parse_node_bool(n);
  55     if ((n = obt_parse_find_node(node, "dialog")))
  56         o->dialog = obt_parse_node_bool(n);
  57     if ((n = obt_parse_find_node(node, "bar")))
  58         o->bar = obt_parse_node_bool(n);
  59     if ((n = obt_parse_find_node(node, "raise")))
  60         o->raise = obt_parse_node_bool(n);
  61     if ((n = obt_parse_find_node(node, "panels")))
  62         o->dock_windows = obt_parse_node_bool(n);
  63     if ((n = obt_parse_find_node(node, "desktop")))
  64         o->desktop_windows = obt_parse_node_bool(n);
  65     if ((n = obt_parse_find_node(node, "allDesktops")))
  66         o->all_desktops = obt_parse_node_bool(n);
  67
  68     if ((n = obt_parse_find_node(node, "finalactions"))) {
  69         xmlNodePtr m;
  70
  71         m = obt_parse_find_node(n->children, "action");
  72         while (m) {
  73             ObActionsAct *action = actions_parse(m);
  74             if (action) o->actions = g_slist_prepend(o->actions, action);
  75             m = obt_parse_find_node(m->next, "action");
  76         }
  77     }
  78     else {
  79         o->actions = g_slist_prepend(o->actions,
  80                                      actions_parse_string("Focus"));
  81         o->actions = g_slist_prepend(o->actions,
  82                                      actions_parse_string("Raise"));
  83         o->actions = g_slist_prepend(o->actions,
  84                                      actions_parse_string("Unshade"));
  85     }
  86
  87     return o;
  88 }
  89
  90 static gpointer setup_forward_func(xmlNodePtr node)
  91 {
  92     Options *o = setup_func(node);
  93     o->forward = TRUE;
  94     return o;
  95 }
  96
  97 static gpointer setup_backward_func(xmlNodePtr node)
  98 {
  99     Options *o = setup_func(node);
 100     o->forward = FALSE;
 101     return o;
 102 }
 103
 104 static void free_func(gpointer options)
 105 {
 106     Options *o = options;
 107
 108     while (o->actions) {
 109         actions_act_unref(o->actions->data);
 110         o->actions = g_slist_delete_link(o->actions, o->actions);
 111     }
 112
 113     g_free(o);
 114 }
 115
 116 static gboolean run_func(ObActionsData *data, gpointer options)
 117 {
 118     Options *o = options;
 119     struct _ObClient *ft;
 120
 121     ft = focus_cycle(o->forward,
 122                      o->all_desktops,
 123                      o->dock_windows,
 124                      o->desktop_windows,
 125                      o->linear,
 126                      TRUE,
 127                      o->bar,
 128                      o->dialog,
 129                      FALSE, FALSE);
 130     cycling = TRUE;
 131
 132     stacking_restore();
 133     if (o->raise) stacking_temp_raise(CLIENT_AS_WINDOW(ft));
 134
 135     return TRUE;
 136 }
 137
 138 static gboolean i_input_func(guint initial_state,
 139                              XEvent *e,
 140                              gpointer options,
 141                              gboolean *used)
 142 {
 143     if (e->type == KeyPress) {
 144         /* Escape cancels no matter what */
 145         if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE)) {
 146             end_cycle(TRUE, e->xkey.state, options);
 147             return FALSE;
 148         }
 149
 150         /* There were no modifiers and they pressed enter */
 151         else if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN) &&
 152                  !initial_state)
 153         {
 154             end_cycle(FALSE, e->xkey.state, options);
 155             return FALSE;
 156         }
 157     }
 158     /* They released the modifiers */
 159     else if (e->type == KeyRelease && initial_state &&
 160              (e->xkey.state & initial_state) == 0)
 161     {
 162         end_cycle(FALSE, e->xkey.state, options);
 163         return FALSE;
 164     }
 165
 166     return TRUE;
 167 }
 168
 169 static void i_cancel_func(gpointer options)
 170 {
 171     /* we get cancelled when we move focus, but we're not cycling anymore, so
 172        just ignore that */
 173     if (cycling)
 174         end_cycle(TRUE, 0, options);
 175 }
 176
 177 static void end_cycle(gboolean cancel, guint state, Options *o)
 178 {
 179     struct _ObClient *ft;
 180
 181     ft = focus_cycle(o->forward,
 182                      o->all_desktops,
 183                      o->dock_windows,
 184                      o->desktop_windows,
 185                      o->linear,
 186                      TRUE,
 187                      o->bar,
 188                      o->dialog,
 189                      TRUE, cancel);
 190     cycling = FALSE;
 191
 192     if (ft)
 193         actions_run_acts(o->actions, OB_USER_ACTION_KEYBOARD_KEY,
 194                          state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, ft);
 195
 196     stacking_restore();
 197 }