openbox/menu_render.c

   1 /* Functions for default rendering of menus. Might become pluginnable */
   2
   3 #include "debug.h"
   4 #include "menu.h"
   5 #include "openbox.h"
   6 #include "render/theme.h"
   7
   8 void menu_render(ObMenu *self) {
   9     GList *it;
  10     int items_h = 0;
  11     int nitems = 0; /* each item, only one is used */
  12     int item_y;
  13
  14     self->size.width = 1;
  15     self->item_h = 1;
  16
  17     if (self->a_title == NULL) {
  18         XSetWindowBorderWidth(ob_display, self->frame, ob_rr_theme->bwidth);
  19         XSetWindowBackground(ob_display, self->frame,
  20                              RrColorPixel(ob_rr_theme->b_color));
  21         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
  22         XSetWindowBorder(ob_display, self->frame,
  23                          RrColorPixel(ob_rr_theme->b_color));
  24         XSetWindowBorder(ob_display, self->title,
  25                          RrColorPixel(ob_rr_theme->b_color));
  26
  27         self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  28         self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  29     }
  30
  31     /* set texture data and size them mofos out */
  32     if (self->label && !(self->parent && self->parent->shown)) {
  33         self->a_title->texture[0].data.text.string = self->label;
  34         RrMinsize(self->a_title, &self->title_min_w, &self->title_h);
  35         self->title_min_w += ob_rr_theme->bevel * 2;
  36         self->title_h += ob_rr_theme->bevel * 2;
  37         self->size.width = MAX(self->size.width, self->title_min_w);
  38     } else
  39         self->title_h = -ob_rr_theme->bwidth;
  40
  41     for (it = self->entries; it; it = it->next) {
  42         ObMenuEntry *e = it->data;
  43         int h;
  44
  45         if (e->a_item == NULL) {
  46             e->a_item = RrAppearanceCopy(ob_rr_theme->a_menu_item);
  47             e->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
  48             e->a_hilite = RrAppearanceCopy(ob_rr_theme->a_menu_hilite);
  49             e->a_submenu = RrAppearanceCopy(ob_rr_theme->a_menu_bullet);
  50         }
  51
  52         e->a_item->texture[0].data.text.string = e->label;
  53         RrMinsize(e->a_item, &e->min_w, &self->item_h);
  54         self->size.width = MAX(self->size.width, e->min_w);
  55
  56         e->a_disabled->texture[0].data.text.string = e->label;
  57         RrMinsize(e->a_disabled, &e->min_w, &h);
  58         self->item_h = MAX(self->item_h, h);
  59         self->size.width = MAX(self->size.width, e->min_w);
  60
  61         e->a_hilite->texture[0].data.text.string = e->label;
  62         RrMinsize(e->a_hilite, &e->min_w, &h);
  63         self->item_h = MAX(self->item_h, h);
  64         self->size.width = MAX(self->size.width, e->min_w);
  65
  66         e->min_w += ob_rr_theme->bevel * 2;
  67         ++nitems;
  68     }
  69     self->bullet_w = self->item_h + ob_rr_theme->bevel;
  70     self->size.width += 2 * self->bullet_w + 2 * ob_rr_theme->bevel;
  71     self->item_h += ob_rr_theme->bevel * 2;
  72     items_h = self->item_h * MAX(nitems, 1);
  73
  74     self->size.height = MAX(self->title_h + items_h + ob_rr_theme->bwidth, 1);
  75     XResizeWindow(ob_display, self->frame, self->size.width,self->size.height);
  76     if (self->label && !(self->parent && self->parent->shown)) {
  77         XMoveResizeWindow(ob_display, self->title, -ob_rr_theme->bwidth,
  78                           -ob_rr_theme->bwidth,
  79                           self->size.width, self->title_h);
  80         XMapWindow(ob_display, self->title);
  81     } else
  82         XUnmapWindow(ob_display, self->title);
  83
  84     XMoveResizeWindow(ob_display, self->items, 0,
  85                       self->title_h + ob_rr_theme->bwidth, self->size.width,
  86                       items_h);
  87
  88     if (self->label && !(self->parent && self->parent->shown))
  89         RrPaint(self->a_title, self->title, self->size.width, self->title_h);
  90     RrPaint(self->a_items, self->items, self->size.width, items_h);
  91
  92     item_y = 0;
  93     for (it = self->entries; it; it = it->next) {
  94         ((ObMenuEntry*)it->data)->y = item_y;
  95         menu_entry_render(it->data);
  96         item_y += self->item_h;
  97     }
  98
  99     self->invalid = FALSE;
 100 }
 101
 102 void menu_entry_render(ObMenuEntry *self)
 103 {
 104     ObMenu *menu = self->parent;
 105     RrAppearance *a, *s = NULL;
 106
 107     switch (self->render_type) {
 108     case OB_MENU_ENTRY_RENDER_TYPE_SUBMENU:
 109         a = self->enabled ? (self->hilite ? self->a_hilite : self->a_item)
 110             : self->a_disabled;
 111         s = self->a_submenu;
 112         break;
 113     case OB_MENU_ENTRY_RENDER_TYPE_BOOLEAN:
 114         /* TODO: boolean check */
 115         a = self->enabled ? (self->hilite ? self->a_hilite : self->a_item)
 116             : self->a_disabled;
 117         break;
 118     case OB_MENU_ENTRY_RENDER_TYPE_NONE:
 119         a = self->enabled ? (self->hilite ? self->a_hilite : self->a_item )
 120             : self->a_disabled;
 121         break;
 122     case OB_MENU_ENTRY_RENDER_TYPE_SEPARATOR:
 123         a = self->a_item;
 124         break;
 125
 126     default:
 127         g_assert_not_reached(); /* unhandled rendering type */
 128         break;
 129     }
 130
 131     XMoveResizeWindow(ob_display, self->item, 0, self->y,
 132                       menu->size.width, menu->item_h);
 133     if (s) {
 134         XMoveResizeWindow(ob_display, self->submenu_pic,
 135                           menu->size.width -
 136                           menu->bullet_w + (menu->bullet_w - 8) / 2,
 137                           self->y + (menu->item_h - 8) / 2,
 138                           8, 8);
 139         XMapWindow(ob_display, self->submenu_pic);
 140     } else
 141         XUnmapWindow(ob_display, self->submenu_pic);
 142
 143     a->surface.parent = menu->a_items;
 144     a->surface.parentx = 0;
 145     a->surface.parenty = self->y;
 146
 147     if (s) {
 148         s->surface.parent = a;
 149         s->surface.parentx = menu->size.width -
 150             menu->bullet_w + (menu->bullet_w - 8) / 2,
 151         s->surface.parenty = (menu->item_h - 8) / 2;
 152     }
 153
 154     RrPaint(a, self->item, menu->size.width, menu->item_h);
 155
 156     if (s)
 157         RrPaint(s, self->submenu_pic, 8, 8);
 158 }