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