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Chase wlroots: prep work: menu to tree

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Consolatis 2022-06-05 14:42:06 +02:00 • committed by Johan Malm
parent 3f65a2ff77
commit 65a5315e42
2 changed files with 29 additions and 20 deletions
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2
include/menu/menu.h
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@ -16,6 +16,7 @@ enum menu_align {
};
struct menu_scene {
struct wlr_scene_tree *tree;
struct lab_data_buffer *buffer;
struct wlr_scene_node *text;
struct wlr_scene_node *background;
@ -25,6 +26,7 @@ struct menuitem {
struct wl_list actions;
struct menu *parent;
struct menu *submenu;
struct wlr_scene_tree *tree;
struct menu_scene normal;
struct menu_scene selected;
struct wl_list link; /* menu::menuitems */

47
src/menu/menu.c
View file

@ -96,7 +96,6 @@ item_create(struct menu *menu, const char *text)
int x, y;
int item_max_width = MENUWIDTH - 2 * MENU_ITEM_PADDING_X;
struct wlr_scene_node *parent = &menu->scene_tree->node;
/* Font buffer */
font_buffer_create(&menuitem->normal.buffer, item_max_width,
@ -117,25 +116,30 @@ item_create(struct menu *menu, const char *text)
return NULL;
}
/* Menu item root node */
menuitem->tree = wlr_scene_tree_create(&menu->scene_tree->node);
node_descriptor_create(&menuitem->tree->node,
LAB_NODE_DESC_MENUITEM, menuitem);
/* Tree for each state to hold background and text buffer */
menuitem->normal.tree = wlr_scene_tree_create(&menuitem->tree->node);
menuitem->selected.tree = wlr_scene_tree_create(&menuitem->tree->node);
/* Item background nodes */
menuitem->normal.background = &wlr_scene_rect_create(parent,
menuitem->normal.background = &wlr_scene_rect_create(
&menuitem->normal.tree->node,
MENUWIDTH, menu->item_height,
theme->menu_items_bg_color)->node;
menuitem->selected.background = &wlr_scene_rect_create(parent,
menuitem->selected.background = &wlr_scene_rect_create(
&menuitem->selected.tree->node,
MENUWIDTH, menu->item_height,
theme->menu_items_active_bg_color)->node;
/* Font nodes */
menuitem->normal.text = &wlr_scene_buffer_create(
menuitem->normal.background, &menuitem->normal.buffer->base)->node;
&menuitem->normal.tree->node, &menuitem->normal.buffer->base)->node;
menuitem->selected.text = &wlr_scene_buffer_create(
menuitem->selected.background, &menuitem->selected.buffer->base)->node;
/* Node descriptors for top scene nodes of menuitem */
node_descriptor_create(menuitem->normal.background,
LAB_NODE_DESC_MENUITEM, menuitem);
node_descriptor_create(menuitem->selected.background,
LAB_NODE_DESC_MENUITEM, menuitem);
&menuitem->selected.tree->node, &menuitem->selected.buffer->base)->node;
/* Center font nodes */
y = (menu->item_height - menuitem->normal.buffer->base.height) / 2;
@ -146,11 +150,10 @@ item_create(struct menu *menu, const char *text)
/* Position the item in relation to its menu */
int item_count = wl_list_length(&menu->menuitems);
y = item_count * menu->item_height;
wlr_scene_node_set_position(menuitem->normal.background, 0, y);
wlr_scene_node_set_position(menuitem->selected.background, 0, y);
wlr_scene_node_set_position(&menuitem->tree->node, 0, y);
/* Hide selected state */
wlr_scene_node_set_enabled(menuitem->selected.background, false);
wlr_scene_node_set_enabled(&menuitem->selected.tree->node, false);
/* Update menu extents */
menu->size.height = (item_count + 1) * menu->item_height;
@ -432,7 +435,7 @@ menu_configure(struct menu *menu, int lx, int ly, enum menu_align align)
} else {
new_lx = lx;
}
rel_y = item->normal.background->state.y;
rel_y = item->tree->node.state.y;
new_ly = ly + rel_y - theme->menu_overlap_y;
menu_configure(item->submenu, new_lx, new_ly, align);
}
@ -493,10 +496,14 @@ menu_finish(void)
wl_list_for_each_safe(item, next, &menu->menuitems, link) {
wl_list_remove(&item->link);
action_list_free(&item->actions);
/* TODO: just destroy menu->tree and let scene-graph do the rest */
wlr_scene_node_destroy(item->normal.text);
wlr_scene_node_destroy(item->selected.text);
wlr_scene_node_destroy(item->normal.background);
wlr_scene_node_destroy(item->selected.background);
wlr_scene_node_destroy(&item->normal.tree->node);
wlr_scene_node_destroy(&item->selected.tree->node);
wlr_scene_node_destroy(&item->tree->node);
wlr_buffer_drop(&item->normal.buffer->base);
wlr_buffer_drop(&item->selected.buffer->base);
free(item);
@ -515,14 +522,14 @@ menu_set_selection(struct menu *menu, struct menuitem *item)
/* Clear old selection */
if (menu->selection.item) {
wlr_scene_node_set_enabled(
menu->selection.item->normal.background, true);
&menu->selection.item->normal.tree->node, true);
wlr_scene_node_set_enabled(
menu->selection.item->selected.background, false);
&menu->selection.item->selected.tree->node, false);
}
/* Set new selection */
if (item) {
wlr_scene_node_set_enabled(item->normal.background, false);
wlr_scene_node_set_enabled(item->selected.background, true);
wlr_scene_node_set_enabled(&item->normal.tree->node, false);
wlr_scene_node_set_enabled(&item->selected.tree->node, true);
}
menu->selection.item = item;
}
@ -562,7 +569,7 @@ menu_process_cursor_motion(struct wlr_scene_node *node)
assert(node && node->data);
struct menuitem *item = node_menuitem_from_node(node);
if (node == item->selected.background) {
if (node == &item->selected.tree->node) {
/* We are on an already selected item */
return;
}