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 dock_windows;
  12     gboolean desktop_windows;
  13     gboolean all_desktops;
  14     gboolean forward;
  15     gboolean bar;
  16     gboolean raise;
  17     ObFocusCyclePopupMode dialog_mode;
  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->bar = TRUE;
  51     o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_LIST;
  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         if (obt_parse_node_contains(n, "none"))
  57             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_NONE;
  58         else if (obt_parse_node_contains(n, "icons"))
  59             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_ICONS;
  60     }
  61     if ((n = obt_parse_find_node(node, "bar")))
  62         o->bar = obt_parse_node_bool(n);
  63     if ((n = obt_parse_find_node(node, "raise")))
  64         o->raise = obt_parse_node_bool(n);
  65     if ((n = obt_parse_find_node(node, "panels")))
  66         o->dock_windows = obt_parse_node_bool(n);
  67     if ((n = obt_parse_find_node(node, "desktop")))
  68         o->desktop_windows = obt_parse_node_bool(n);
  69     if ((n = obt_parse_find_node(node, "allDesktops")))
  70         o->all_desktops = obt_parse_node_bool(n);
  71
  72     if ((n = obt_parse_find_node(node, "finalactions"))) {
  73         xmlNodePtr m;
  74
  75         m = obt_parse_find_node(n->children, "action");
  76         while (m) {
  77             ObActionsAct *action = actions_parse(m);
  78             if (action) o->actions = g_slist_append(o->actions, action);
  79             m = obt_parse_find_node(m->next, "action");
  80         }
  81     }
  82     else {
  83         o->actions = g_slist_prepend(o->actions,
  84                                      actions_parse_string("Focus"));
  85         o->actions = g_slist_prepend(o->actions,
  86                                      actions_parse_string("Raise"));
  87         o->actions = g_slist_prepend(o->actions,
  88                                      actions_parse_string("Unshade"));
  89     }
  90
  91     return o;
  92 }
  93
  94 static gpointer setup_forward_func(xmlNodePtr node)
  95 {
  96     Options *o = setup_func(node);
  97     o->forward = TRUE;
  98     return o;
  99 }
 100
 101 static gpointer setup_backward_func(xmlNodePtr node)
 102 {
 103     Options *o = setup_func(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_mode,
 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_mode,
 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 }