Dogcows Code - chaz/openbox/blob - openbox/menu.h

   1 #ifndef __menu_h
   2 #define __menu_h
   3
   4 #include "action.h"
   5 #include "window.h"
   6 #include "render/render.h"
   7 #include "geom.h"
   8
   9 #include <glib.h>
  10
  11 struct _ObClient;
  12 struct _ObParseInst;
  13
  14 typedef struct _ObMenu ObMenu;
  15 typedef struct _ObMenuEntry ObMenuEntry;
  16
  17 typedef void(*menu_controller_destroy)(ObMenu *self);
  18 typedef void(*menu_controller_show)(ObMenu *self, int x, int y,
  19                                     struct _ObClient *);
  20 typedef void(*menu_controller_update)(ObMenu *self);
  21 typedef void(*menu_controller_mouseover)(ObMenuEntry *self, gboolean enter);
  22 typedef void(*menu_controller_selected)(ObMenuEntry *entry,
  23                                         unsigned int button,
  24                                         unsigned int x, unsigned int y);
  25 typedef void(*menu_controller_hide)(ObMenu *self);
  26
  27
  28 extern GHashTable *menu_hash;
  29 extern GList *menu_visible;
  30
  31 struct _ObMenu
  32 {
  33     ObWindow obwin;
  34
  35     /* The title displayed above the menu.
  36        NULL for no titlebar */
  37     gchar *label;
  38
  39     /* Name of the menu.
  40        Used in the action showmenu */
  41     gchar *name;
  42
  43     /* ObMenuEntry list */
  44     GList *entries;
  45
  46     /* If the menu is currently displayed */
  47     gboolean shown;
  48
  49     /* If the rendering of the menu has changed and needs to be rerendered. */
  50     gboolean invalid;
  51
  52     /* Kind of lame.Each menu can only be a submenu, and each menu can only
  53        have one submenu open */
  54     ObMenu *parent;
  55     ObMenu *open_submenu;
  56     GList *over;
  57
  58     /* destructor */
  59     menu_controller_destroy destroy;
  60
  61     /* behaviour callbacks
  62        TODO: Document and split code that HAS to be in the overridden callback */
  63     /* place a menu on screen */
  64     menu_controller_show show;
  65     /* Hide the menu */
  66     menu_controller_hide hide;
  67     /* render a menu */
  68     menu_controller_update update;
  69     /* Event for a mouse enter/exit on an entry
  70        TODO: May have to split from simple render updating?
  71     */
  72     menu_controller_mouseover mouseover;
  73     /* Entry is clicked/hit enter on */
  74     menu_controller_selected selected;
  75
  76
  77     /* render stuff */
  78     struct _ObClient *client;
  79     Window frame;
  80     Window title;
  81     RrAppearance *a_title;
  82     gint title_min_w, title_h;
  83     Window items;
  84     RrAppearance *a_items;
  85     gint bullet_w;
  86     gint item_h;
  87     Point location;
  88     Size size;
  89     guint xin_area; /* index of the xinerama head/area */
  90
  91     /* Name of plugin for menu */
  92     char *plugin;
  93     /* plugin's data */
  94     void *plugin_data;
  95 };
  96
  97 typedef enum
  98 {
  99     OB_MENU_ENTRY_RENDER_TYPE_NONE,
 100     OB_MENU_ENTRY_RENDER_TYPE_SUBMENU,
 101     OB_MENU_ENTRY_RENDER_TYPE_BOOLEAN,
 102     OB_MENU_ENTRY_RENDER_TYPE_SEPARATOR,
 103     OB_MENU_ENTRY_RENDER_TYPE_OTHER /* XXX what is this? */
 104 } ObMenuEntryRenderType;
 105
 106 struct _ObMenuEntry
 107 {
 108     char *label;
 109     ObMenu *parent;
 110
 111     ObAction *action;
 112
 113     ObMenuEntryRenderType render_type;
 114     gboolean hilite;
 115     gboolean enabled;
 116     gboolean boolean_value;
 117
 118     ObMenu *submenu;
 119
 120     /* render stuff */
 121     Window item;
 122     Window submenu_pic;
 123
 124     RrAppearance *a_item;
 125     RrAppearance *a_disabled;
 126     RrAppearance *a_hilite;
 127     RrAppearance *a_submenu;
 128     gint y;
 129     gint min_w;
 130 } MenuEntry;
 131
 132 typedef struct PluginMenuCreateData{
 133     struct _ObParseInst *parse_inst;
 134     xmlDocPtr doc;
 135     xmlNodePtr node;
 136     ObMenu *parent;
 137 } PluginMenuCreateData;
 138
 139
 140 void menu_startup();
 141 void menu_shutdown();
 142
 143 void menu_parse();
 144
 145 void menu_noop();
 146
 147 #define menu_new(l, n, p) \
 148   menu_new_full(l, n, p, menu_show_full, menu_render, menu_entry_fire, \
 149                 menu_hide, menu_control_mouseover, NULL)
 150
 151 ObMenu *menu_new_full(char *label, char *name, ObMenu *parent,
 152                       menu_controller_show show,
 153                       menu_controller_update update,
 154                       menu_controller_selected selected,
 155                       menu_controller_hide hide,
 156                       menu_controller_mouseover mouseover,
 157                       menu_controller_destroy destroy);
 158
 159 void menu_free(char *name);
 160
 161 void menu_show(char *name, int x, int y, struct _ObClient *client);
 162 void menu_show_full(ObMenu *menu, int x, int y, struct _ObClient *client);
 163
 164 void menu_hide(ObMenu *self);
 165
 166 void menu_clear(ObMenu *self);
 167
 168 ObMenuEntry *menu_entry_new_full(char *label, ObAction *action,
 169                                ObMenuEntryRenderType render_type,
 170                                gpointer submenu);
 171
 172 #define menu_entry_new(label, action) \
 173 menu_entry_new_full(label, action, OB_MENU_ENTRY_RENDER_TYPE_NONE, NULL)
 174
 175 #define menu_entry_new_separator(label) \
 176 menu_entry_new_full(label, NULL, OB_MENU_ENTRY_RENDER_TYPE_SEPARATOR, NULL)
 177
 178 #define menu_entry_new_submenu(label, submenu) \
 179 menu_entry_new_full(label, NULL, OB_MENU_ENTRY_RENDER_TYPE_SUBMENU, submenu)
 180
 181 #define menu_entry_new_boolean(label, action) \
 182 menu_entry_new_full(label, action, OB_MENU_ENTRY_RENDER_TYPE_BOOLEAN, NULL)
 183
 184 void menu_entry_free(ObMenuEntry *entry);
 185
 186 void menu_entry_set_submenu(ObMenuEntry *entry, ObMenu *submenu);
 187
 188 void menu_add_entry(ObMenu *menu, ObMenuEntry *entry);
 189
 190 ObMenuEntry *menu_find_entry(ObMenu *menu, Window win);
 191 ObMenuEntry *menu_find_entry_by_submenu(ObMenu *menu, ObMenu *submenu);
 192 ObMenuEntry *menu_find_entry_by_pos(ObMenu *menu, int x, int y);
 193
 194 void menu_entry_render(ObMenuEntry *self);
 195
 196 void menu_entry_fire(ObMenuEntry *entry,
 197                      unsigned int button, unsigned int x, unsigned int y);
 198
 199 void menu_render(ObMenu *self);
 200 void menu_render_full(ObMenu *self);
 201
 202 /*so plugins can call it? */
 203 void parse_menu_full(struct _ObParseInst *i, xmlDocPtr doc, xmlNodePtr node,
 204                      void *data, gboolean new);
 205 void menu_control_mouseover(ObMenuEntry *entry, gboolean enter);
 206 void menu_control_keyboard_nav(unsigned int key);
 207 #endif