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(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node);
  24 static gpointer setup_forward_func(ObParseInst *i, xmlDocPtr doc,
  25                                    xmlNodePtr node);
  26 static gpointer setup_backward_func(ObParseInst *i, xmlDocPtr doc,
  27                                     xmlNodePtr node);
  28 static void     free_func(gpointer options);
  29 static gboolean run_func(ObActionsData *data, gpointer options);
  30 static gboolean i_input_func(guint initial_state,
  31                              XEvent *e,
  32                              gpointer options,
  33                              gboolean *used);
  34 static void     i_cancel_func(gpointer options);
  35
  36 static void     end_cycle(gboolean cancel, guint state, Options *o);
  37
  38 void action_cyclewindows_startup(void)
  39 {
  40     actions_register("NextWindow", setup_forward_func, free_func,
  41                      run_func, i_input_func, i_cancel_func);
  42     actions_register("PreviousWindow", setup_backward_func, free_func,
  43                      run_func, i_input_func, i_cancel_func);
  44 }
  45
  46 static gpointer setup_func(ObParseInst *i, xmlDocPtr doc, xmlNodePtr node)
  47 {
  48     xmlNodePtr n;
  49     Options *o;
  50
  51     o = g_new0(Options, 1);
  52     o->dialog = TRUE;
  53     o->bar = TRUE;
  54
  55     if ((n = parse_find_node("linear", node)))
  56         o->linear = parse_bool(doc, n);
  57     if ((n = parse_find_node("dialog", node)))
  58         o->dialog = parse_bool(doc, n);
  59     if ((n = parse_find_node("bar", node)))
  60         o->bar = parse_bool(doc, n);
  61     if ((n = parse_find_node("raise", node)))
  62         o->raise = parse_bool(doc, n);
  63     if ((n = parse_find_node("panels", node)))
  64         o->dock_windows = parse_bool(doc, n);
  65     if ((n = parse_find_node("desktop", node)))
  66         o->desktop_windows = parse_bool(doc, n);
  67     if ((n = parse_find_node("allDesktops", node)))
  68         o->all_desktops = parse_bool(doc, n);
  69
  70     if ((n = parse_find_node("finalactions", node))) {
  71         xmlNodePtr m;
  72
  73         m = parse_find_node("action", n->xmlChildrenNode);
  74         while (m) {
  75             ObActionsAct *action = actions_parse(i, doc, m);
  76             if (action) o->actions = g_slist_append(o->actions, action);
  77             m = parse_find_node("action", m->next);
  78         }
  79     }
  80     else {
  81         o->actions = g_slist_prepend(o->actions,
  82                                      actions_parse_string("Focus"));
  83         o->actions = g_slist_prepend(o->actions,
  84                                      actions_parse_string("Raise"));
  85         o->actions = g_slist_prepend(o->actions,
  86                                      actions_parse_string("Unshade"));
  87     }
  88
  89     return o;
  90 }
  91
  92 static gpointer setup_forward_func(ObParseInst *i, xmlDocPtr doc,
  93                                    xmlNodePtr node)
  94 {
  95     Options *o = setup_func(i, doc, node);
  96     o->forward = TRUE;
  97     return o;
  98 }
  99
 100 static gpointer setup_backward_func(ObParseInst *i, xmlDocPtr doc,
 101                                     xmlNodePtr node)
 102 {
 103     Options *o = setup_func(i, doc, node);
 104     o->forward = FALSE;
 105     return o;
 106 }
 107
 108 static void free_func(gpointer options)
 109 {
 110     Options *o = options;
 111
 112     while (o->actions) {
 113         actions_act_unref(o->actions->data);
 114         o->actions = g_slist_delete_link(o->actions, o->actions);
 115     }
 116
 117     g_free(o);
 118 }
 119
 120 static gboolean run_func(ObActionsData *data, gpointer options)
 121 {
 122     Options *o = options;
 123     struct _ObClient *ft;
 124
 125     ft = focus_cycle(o->forward,
 126                      o->all_desktops,
 127                      o->dock_windows,
 128                      o->desktop_windows,
 129                      o->linear,
 130                      TRUE,
 131                      o->bar,
 132                      o->dialog,
 133                      FALSE, FALSE);
 134     cycling = TRUE;
 135
 136     stacking_restore();
 137     if (o->raise && ft) stacking_temp_raise(CLIENT_AS_WINDOW(ft));
 138
 139     return TRUE;
 140 }
 141
 142 static gboolean i_input_func(guint initial_state,
 143                              XEvent *e,
 144                              gpointer options,
 145                              gboolean *used)
 146 {
 147     if (e->type == KeyPress) {
 148         /* Escape cancels no matter what */
 149         if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE)) {
 150             end_cycle(TRUE, e->xkey.state, options);
 151             return FALSE;
 152         }
 153
 154         /* There were no modifiers and they pressed enter */
 155         else if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN) &&
 156                  !initial_state)
 157         {
 158             end_cycle(FALSE, e->xkey.state, options);
 159             return FALSE;
 160         }
 161     }
 162     /* They released the modifiers */
 163     else if (e->type == KeyRelease && initial_state &&
 164              (e->xkey.state & initial_state) == 0)
 165     {
 166         end_cycle(FALSE, e->xkey.state, options);
 167         return FALSE;
 168     }
 169
 170     return TRUE;
 171 }
 172
 173 static void i_cancel_func(gpointer options)
 174 {
 175     /* we get cancelled when we move focus, but we're not cycling anymore, so
 176        just ignore that */
 177     if (cycling)
 178         end_cycle(TRUE, 0, options);
 179 }
 180
 181 static void end_cycle(gboolean cancel, guint state, Options *o)
 182 {
 183     struct _ObClient *ft;
 184
 185     ft = focus_cycle(o->forward,
 186                      o->all_desktops,
 187                      o->dock_windows,
 188                      o->desktop_windows,
 189                      o->linear,
 190                      TRUE,
 191                      o->bar,
 192                      o->dialog,
 193                      TRUE, cancel);
 194     cycling = FALSE;
 195
 196     if (ft)
 197         actions_run_acts(o->actions, OB_USER_ACTION_KEYBOARD_KEY,
 198                          state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, ft);
 199
 200     stacking_restore();
 201 }