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                              ObtIC *ic,
  47                              gpointer options,
  48                              gboolean *used);
  49 static void     i_cancel_func(gpointer options);
  50 static void     i_post_func(gpointer options);
  51
  52 void action_cyclewindows_startup(void)
  53 {
  54     actions_register_i("NextWindow", setup_forward_func, free_func, run_func);
  55     actions_register_i("PreviousWindow", setup_backward_func, free_func,
  56                        run_func);
  57 }
  58
  59 static gpointer setup_func(xmlNodePtr node,
  60                            ObActionsIPreFunc *pre,
  61                            ObActionsIInputFunc *input,
  62                            ObActionsICancelFunc *cancel,
  63                            ObActionsIPostFunc *post)
  64 {
  65     xmlNodePtr n;
  66     Options *o;
  67
  68     o = g_slice_new0(Options);
  69     o->bar = TRUE;
  70     o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_LIST;
  71
  72     if ((n = obt_xml_find_node(node, "linear")))
  73         o->linear = obt_xml_node_bool(n);
  74     if ((n = obt_xml_find_node(node, "dialog"))) {
  75         if (obt_xml_node_contains(n, "none"))
  76             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_NONE;
  77         else if (obt_xml_node_contains(n, "icons"))
  78             o->dialog_mode = OB_FOCUS_CYCLE_POPUP_MODE_ICONS;
  79     }
  80     if ((n = obt_xml_find_node(node, "bar")))
  81         o->bar = obt_xml_node_bool(n);
  82     if ((n = obt_xml_find_node(node, "raise")))
  83         o->raise = obt_xml_node_bool(n);
  84     if ((n = obt_xml_find_node(node, "panels")))
  85         o->dock_windows = obt_xml_node_bool(n);
  86     if ((n = obt_xml_find_node(node, "desktop")))
  87         o->desktop_windows = obt_xml_node_bool(n);
  88     if ((n = obt_xml_find_node(node, "allDesktops")))
  89         o->all_desktops = obt_xml_node_bool(n);
  90
  91     if ((n = obt_xml_find_node(node, "finalactions"))) {
  92         xmlNodePtr m;
  93
  94         m = obt_xml_find_node(n->children, "action");
  95         while (m) {
  96             ObActionsAct *action = actions_parse(m);
  97             if (action) o->actions = g_slist_append(o->actions, action);
  98             m = obt_xml_find_node(m->next, "action");
  99         }
 100     }
 101     else {
 102         o->actions = g_slist_prepend(o->actions,
 103                                      actions_parse_string("Focus"));
 104         o->actions = g_slist_prepend(o->actions,
 105                                      actions_parse_string("Raise"));
 106         o->actions = g_slist_prepend(o->actions,
 107                                      actions_parse_string("Unshade"));
 108     }
 109
 110     *input = i_input_func;
 111     *cancel = i_cancel_func;
 112     *post = i_post_func;
 113     return o;
 114 }
 115
 116 static gpointer setup_forward_func(xmlNodePtr node,
 117                                    ObActionsIPreFunc *pre,
 118                                    ObActionsIInputFunc *input,
 119                                    ObActionsICancelFunc *cancel,
 120                                    ObActionsIPostFunc *post)
 121 {
 122     Options *o = setup_func(node, pre, input, cancel, post);
 123     o->forward = TRUE;
 124     return o;
 125 }
 126
 127 static gpointer setup_backward_func(xmlNodePtr node,
 128                                     ObActionsIPreFunc *pre,
 129                                     ObActionsIInputFunc *input,
 130                                     ObActionsICancelFunc *cancel,
 131                                     ObActionsIPostFunc *post)
 132 {
 133     Options *o = setup_func(node, pre, input, cancel, post);
 134     o->forward = FALSE;
 135     return o;
 136 }
 137
 138 static void free_func(gpointer options)
 139 {
 140     Options *o = options;
 141
 142     while (o->actions) {
 143         actions_act_unref(o->actions->data);
 144         o->actions = g_slist_delete_link(o->actions, o->actions);
 145     }
 146
 147     g_slice_free(Options, o);
 148 }
 149
 150 static gboolean run_func(ObActionsData *data, gpointer options)
 151 {
 152     Options *o = options;
 153     struct _ObClient *ft;
 154
 155     ft = focus_cycle(o->forward,
 156                      o->all_desktops,
 157                      o->dock_windows,
 158                      o->desktop_windows,
 159                      o->linear,
 160                      TRUE,
 161                      o->bar,
 162                      o->dialog_mode,
 163                      FALSE, FALSE);
 164
 165     stacking_restore();
 166     if (o->raise && ft) stacking_temp_raise(CLIENT_AS_WINDOW(ft));
 167
 168     return TRUE;
 169 }
 170
 171 static gboolean i_input_func(guint initial_state,
 172                              XEvent *e,
 173                              ObtIC *ic,
 174                              gpointer options,
 175                              gboolean *used)
 176 {
 177     Options *o = options;
 178     guint mods;
 179
 180     mods = obt_keyboard_only_modmasks(e->xkey.state);
 181     if (e->type == KeyRelease) {
 182         /* remove from the state the mask of the modifier key being
 183            released, if it is a modifier key being released that is */
 184         mods &= ~obt_keyboard_keyevent_to_modmask(e);
 185     }
 186
 187     if (e->type == KeyPress) {
 188         KeySym sym = obt_keyboard_keypress_to_keysym(e);
 189
 190         /* Escape cancels no matter what */
 191         if (sym == XK_Escape) {
 192             o->cancel = TRUE;
 193             o->state = e->xkey.state;
 194             return FALSE;
 195         }
 196
 197         /* There were no modifiers and they pressed enter */
 198         else if (sym == XK_Return && !initial_state) {
 199             o->cancel = FALSE;
 200             o->state = e->xkey.state;
 201             return FALSE;
 202         }
 203     }
 204     /* They released the modifiers */
 205     else if (e->type == KeyRelease && initial_state && !(mods & initial_state))
 206     {
 207         o->cancel = FALSE;
 208         o->state = e->xkey.state;
 209         return FALSE;
 210     }
 211
 212     return TRUE;
 213 }
 214
 215 static void i_cancel_func(gpointer options)
 216 {
 217     Options *o = options;
 218     o->cancel = TRUE;
 219     o->state = 0;
 220 }
 221
 222 static void i_post_func(gpointer options)
 223 {
 224     Options *o = options;
 225     struct _ObClient *ft;
 226
 227     ft = focus_cycle(o->forward,
 228                      o->all_desktops,
 229                      o->dock_windows,
 230                      o->desktop_windows,
 231                      o->linear,
 232                      TRUE,
 233                      o->bar,
 234                      o->dialog_mode,
 235                      TRUE, o->cancel);
 236
 237     if (ft)
 238         actions_run_acts(o->actions, OB_USER_ACTION_KEYBOARD_KEY,
 239                          o->state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, ft);
 240
 241     stacking_restore();
 242 }