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 #include "obt/keyboard.h"
   9
  10 typedef struct {
  11     gboolean linear;
  12     gboolean dock_windows;
  13     gboolean desktop_windows;
  14     gboolean all_desktops;
  15     gboolean forward;
  16     gboolean bar;
  17     gboolean raise;
  18     ObFocusCyclePopupMode dialog_mode;
  19     GSList *actions;
  20
  21
  22     /* options for after we're done */
  23     gboolean cancel; /* did the user cancel or not */
  24     guint state;     /* keyboard state when finished */
  25 } Options;
  26
  27 static gpointer setup_func(xmlNodePtr node,
  28                            ObActionsIPreFunc *pre,
  29                            ObActionsIInputFunc *in,
  30                            ObActionsICancelFunc *c,
  31                            ObActionsIPostFunc *post);
  32 static gpointer setup_forward_func(xmlNodePtr node,
  33                                    ObActionsIPreFunc *pre,
  34                                    ObActionsIInputFunc *in,
  35                                    ObActionsICancelFunc *c,
  36                                    ObActionsIPostFunc *post);
  37 static gpointer setup_backward_func(xmlNodePtr node,
  38                                     ObActionsIPreFunc *pre,
  39                                     ObActionsIInputFunc *in,
  40                                     ObActionsICancelFunc *c,
  41                                     ObActionsIPostFunc *post);
  42 static void     free_func(gpointer options);
  43 static gboolean run_func(ObActionsData *data, gpointer options);
  44 static gboolean i_input_func(guint initial_state,
  45                              XEvent *e,
  46                              gpointer options,
  47                              gboolean *used);
  48 static void     i_cancel_func(gpointer options);
  49 static void     i_post_func(gpointer options);
  50
  51 void action_cyclewindows_startup(void)
  52 {
  53     actions_register_i("NextWindow", setup_forward_func, free_func, run_func);
  54     actions_register_i("PreviousWindow", setup_backward_func, free_func,
  55                        run_func);
  56 }
  57
  58 static gpointer setup_func(xmlNodePtr node,
  59                            ObActionsIPreFunc *pre,
  60                            ObActionsIInputFunc *input,
  61                            ObActionsICancelFunc *cancel,
  62                            ObActionsIPostFunc *post)
  63 {
  64     xmlNodePtr n;
  65     Options *o;
  66
  67     o = g_new0(Options, 1);
  68     o->bar = TRUE;
  69     o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_LIST;
  70
  71     if ((n = obt_xml_find_node(node, "linear")))
  72         o->linear = obt_xml_node_bool(n);
  73     if ((n = obt_xml_find_node(node, "dialog"))) {
  74         if (obt_xml_node_contains(n, "none"))
  75             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_NONE;
  76         else if (obt_xml_node_contains(n, "icons"))
  77             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_ICONS;
  78     }
  79     if ((n = obt_xml_find_node(node, "bar")))
  80         o->bar = obt_xml_node_bool(n);
  81     if ((n = obt_xml_find_node(node, "raise")))
  82         o->raise = obt_xml_node_bool(n);
  83     if ((n = obt_xml_find_node(node, "panels")))
  84         o->dock_windows = obt_xml_node_bool(n);
  85     if ((n = obt_xml_find_node(node, "desktop")))
  86         o->desktop_windows = obt_xml_node_bool(n);
  87     if ((n = obt_xml_find_node(node, "allDesktops")))
  88         o->all_desktops = obt_xml_node_bool(n);
  89
  90     if ((n = obt_xml_find_node(node, "finalactions"))) {
  91         xmlNodePtr m;
  92
  93         m = obt_xml_find_node(n->children, "action");
  94         while (m) {
  95             ObActionsAct *action = actions_parse(m);
  96             if (action) o->actions = g_slist_append(o->actions, action);
  97             m = obt_xml_find_node(m->next, "action");
  98         }
  99     }
 100     else {
 101         o->actions = g_slist_prepend(o->actions,
 102                                      actions_parse_string("Focus"));
 103         o->actions = g_slist_prepend(o->actions,
 104                                      actions_parse_string("Raise"));
 105         o->actions = g_slist_prepend(o->actions,
 106                                      actions_parse_string("Unshade"));
 107     }
 108
 109     *input = i_input_func;
 110     *cancel = i_cancel_func;
 111     *post = i_post_func;
 112     return o;
 113 }
 114
 115 static gpointer setup_forward_func(xmlNodePtr node,
 116                                    ObActionsIPreFunc *pre,
 117                                    ObActionsIInputFunc *input,
 118                                    ObActionsICancelFunc *cancel,
 119                                    ObActionsIPostFunc *post)
 120 {
 121     Options *o = setup_func(node, pre, input, cancel, post);
 122     o->forward = TRUE;
 123     return o;
 124 }
 125
 126 static gpointer setup_backward_func(xmlNodePtr node,
 127                                     ObActionsIPreFunc *pre,
 128                                     ObActionsIInputFunc *input,
 129                                     ObActionsICancelFunc *cancel,
 130                                     ObActionsIPostFunc *post)
 131 {
 132     Options *o = setup_func(node, pre, input, cancel, post);
 133     o->forward = FALSE;
 134     return o;
 135 }
 136
 137 static void free_func(gpointer options)
 138 {
 139     Options *o = options;
 140
 141     while (o->actions) {
 142         actions_act_unref(o->actions->data);
 143         o->actions = g_slist_delete_link(o->actions, o->actions);
 144     }
 145
 146     g_free(o);
 147 }
 148
 149 static gboolean run_func(ObActionsData *data, gpointer options)
 150 {
 151     Options *o = options;
 152     struct _ObClient *ft;
 153
 154     ft = focus_cycle(o->forward,
 155                      o->all_desktops,
 156                      o->dock_windows,
 157                      o->desktop_windows,
 158                      o->linear,
 159                      TRUE,
 160                      o->bar,
 161                      o->dialog_mode,
 162                      FALSE, FALSE);
 163
 164     stacking_restore();
 165     if (o->raise && ft) stacking_temp_raise(CLIENT_AS_WINDOW(ft));
 166
 167     return TRUE;
 168 }
 169
 170 static gboolean i_input_func(guint initial_state,
 171                              XEvent *e,
 172                              gpointer options,
 173                              gboolean *used)
 174 {
 175     Options *o = options;
 176     guint mods;
 177
 178     mods = obt_keyboard_only_modmasks(e->xkey.state);
 179     if (e->type == KeyRelease) {
 180         /* remove from the state the mask of the modifier key being
 181            released, if it is a modifier key being released that is */
 182         mods &= ~obt_keyboard_keycode_to_modmask(e->xkey.keycode);
 183     }
 184
 185     if (e->type == KeyPress) {
 186         /* Escape cancels no matter what */
 187         if (ob_keycode_match(e->xkey.keycode, OB_KEY_ESCAPE)) {
 188             o->cancel = TRUE;
 189             o->state = e->xkey.state;
 190             return FALSE;
 191         }
 192
 193         /* There were no modifiers and they pressed enter */
 194         else if (ob_keycode_match(e->xkey.keycode, OB_KEY_RETURN) &&
 195                  !initial_state)
 196         {
 197             o->cancel = FALSE;
 198             o->state = e->xkey.state;
 199             return FALSE;
 200         }
 201     }
 202     /* They released the modifiers */
 203     else if (e->type == KeyRelease && initial_state && !(mods & initial_state))
 204     {
 205         o->cancel = FALSE;
 206         o->state = e->xkey.state;
 207         return FALSE;
 208     }
 209
 210     return TRUE;
 211 }
 212
 213 static void i_cancel_func(gpointer options)
 214 {
 215     Options *o = options;
 216     o->cancel = TRUE;
 217     o->state = 0;
 218 }
 219
 220 static void i_post_func(gpointer options)
 221 {
 222     Options *o = options;
 223     struct _ObClient *ft;
 224
 225     ft = focus_cycle(o->forward,
 226                      o->all_desktops,
 227                      o->dock_windows,
 228                      o->desktop_windows,
 229                      o->linear,
 230                      TRUE,
 231                      o->bar,
 232                      o->dialog_mode,
 233                      TRUE, o->cancel);
 234
 235     if (ft)
 236         actions_run_acts(o->actions, OB_USER_ACTION_KEYBOARD_KEY,
 237                          o->state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, ft);
 238
 239     stacking_restore();
 240 }