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path: root/content/handlers/html/box_normalise.c
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Diffstat (limited to 'content/handlers/html/box_normalise.c')
-rw-r--r--content/handlers/html/box_normalise.c224
1 files changed, 216 insertions, 8 deletions
diff --git a/content/handlers/html/box_normalise.c b/content/handlers/html/box_normalise.c
index b7032da55..8f25b031f 100644
--- a/content/handlers/html/box_normalise.c
+++ b/content/handlers/html/box_normalise.c
@@ -177,6 +177,7 @@ box_normalise_table_row(struct box *row,
return false;
cell = child;
break;
+ case BOX_FLEX:
case BOX_BLOCK:
case BOX_INLINE_CONTAINER:
case BOX_TABLE:
@@ -190,7 +191,8 @@ box_normalise_table_row(struct box *row,
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, row->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ row->style);
if (style == NULL)
return false;
@@ -210,6 +212,7 @@ box_normalise_table_row(struct box *row,
cell->prev = child->prev;
while (child != NULL && (
+ child->type == BOX_FLEX ||
child->type == BOX_BLOCK ||
child->type == BOX_INLINE_CONTAINER ||
child->type == BOX_TABLE ||
@@ -237,6 +240,7 @@ box_normalise_table_row(struct box *row,
break;
case BOX_INLINE:
case BOX_INLINE_END:
+ case BOX_INLINE_FLEX:
case BOX_INLINE_BLOCK:
case BOX_FLOAT_LEFT:
case BOX_FLOAT_RIGHT:
@@ -313,6 +317,7 @@ box_normalise_table_row_group(struct box *row_group,
c) == false)
return false;
break;
+ case BOX_FLEX:
case BOX_BLOCK:
case BOX_INLINE_CONTAINER:
case BOX_TABLE:
@@ -326,7 +331,8 @@ box_normalise_table_row_group(struct box *row_group,
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, row_group->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ row_group->style);
if (style == NULL)
return false;
@@ -346,6 +352,7 @@ box_normalise_table_row_group(struct box *row_group,
row->prev = child->prev;
while (child != NULL && (
+ child->type == BOX_FLEX ||
child->type == BOX_BLOCK ||
child->type == BOX_INLINE_CONTAINER ||
child->type == BOX_TABLE ||
@@ -375,6 +382,7 @@ box_normalise_table_row_group(struct box *row_group,
break;
case BOX_INLINE:
case BOX_INLINE_END:
+ case BOX_INLINE_FLEX:
case BOX_INLINE_BLOCK:
case BOX_FLOAT_LEFT:
case BOX_FLOAT_RIGHT:
@@ -402,7 +410,8 @@ box_normalise_table_row_group(struct box *row_group,
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, row_group->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ row_group->style);
if (style == NULL) {
return false;
}
@@ -533,6 +542,7 @@ box_normalise_table_spans(struct box *table,
ctx.universal = c->universal;
style = nscss_get_blank_style(&ctx,
+ &c->unit_len_ctx,
table_row->style);
if (style == NULL)
return false;
@@ -644,6 +654,7 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
return false;
}
break;
+ case BOX_FLEX:
case BOX_BLOCK:
case BOX_INLINE_CONTAINER:
case BOX_TABLE:
@@ -657,7 +668,8 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, table->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ table->style);
if (style == NULL) {
free(col_info.spans);
return false;
@@ -681,6 +693,7 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
row_group->prev = child->prev;
while (child != NULL && (
+ child->type == BOX_FLEX ||
child->type == BOX_BLOCK ||
child->type == BOX_INLINE_CONTAINER ||
child->type == BOX_TABLE ||
@@ -711,6 +724,7 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
break;
case BOX_INLINE:
case BOX_INLINE_END:
+ case BOX_INLINE_FLEX:
case BOX_INLINE_BLOCK:
case BOX_FLOAT_LEFT:
case BOX_FLOAT_RIGHT:
@@ -744,7 +758,8 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, table->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ table->style);
if (style == NULL) {
free(col_info.spans);
return false;
@@ -759,7 +774,8 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
}
row_group->type = BOX_TABLE_ROW_GROUP;
- style = nscss_get_blank_style(&ctx, row_group->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ row_group->style);
if (style == NULL) {
box_free(row_group);
free(col_info.spans);
@@ -799,6 +815,181 @@ box_normalise_table(struct box *table, const struct box *root, html_content * c)
return true;
}
+static bool box_normalise_flex(
+ struct box *flex_container,
+ const struct box *root,
+ html_content *c)
+{
+ struct box *child;
+ struct box *next_child;
+ struct box *implied_flex_item;
+ css_computed_style *style;
+ nscss_select_ctx ctx;
+
+ assert(flex_container != NULL);
+ assert(root != NULL);
+
+ ctx.root_style = root->style;
+
+#ifdef BOX_NORMALISE_DEBUG
+ NSLOG(netsurf, INFO, "flex_container %p, flex_container->type %u",
+ flex_container, flex_container->type);
+#endif
+
+ assert(flex_container->type == BOX_FLEX ||
+ flex_container->type == BOX_INLINE_FLEX);
+
+ for (child = flex_container->children; child != NULL; child = next_child) {
+#ifdef BOX_NORMALISE_DEBUG
+ NSLOG(netsurf, INFO, "child %p, child->type = %d",
+ child, child->type);
+#endif
+
+ next_child = child->next; /* child may be destroyed */
+
+ switch (child->type) {
+ case BOX_FLEX:
+ /* ok */
+ if (box_normalise_flex(child, root, c) == false)
+ return false;
+ break;
+ case BOX_BLOCK:
+ /* ok */
+ if (box_normalise_block(child, root, c) == false)
+ return false;
+ break;
+ case BOX_INLINE_CONTAINER:
+ /* insert implied flex item */
+ assert(flex_container->style != NULL);
+
+ ctx.ctx = c->select_ctx;
+ ctx.quirks = (c->quirks == DOM_DOCUMENT_QUIRKS_MODE_FULL);
+ ctx.base_url = c->base_url;
+ ctx.universal = c->universal;
+
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ flex_container->style);
+ if (style == NULL)
+ return false;
+
+ implied_flex_item = box_create(NULL, style, true,
+ flex_container->href,
+ flex_container->target,
+ NULL, NULL, c->bctx);
+ if (implied_flex_item == NULL) {
+ css_computed_style_destroy(style);
+ return false;
+ }
+ implied_flex_item->type = BOX_BLOCK;
+
+ if (child->prev == NULL)
+ flex_container->children = implied_flex_item;
+ else
+ child->prev->next = implied_flex_item;
+
+ implied_flex_item->prev = child->prev;
+
+ while (child != NULL &&
+ child->type == BOX_INLINE_CONTAINER) {
+ box_add_child(implied_flex_item, child);
+
+ next_child = child->next;
+ child->next = NULL;
+ child = next_child;
+ }
+
+ implied_flex_item->last->next = NULL;
+ implied_flex_item->next = next_child = child;
+ if (implied_flex_item->next != NULL)
+ implied_flex_item->next->prev = implied_flex_item;
+ else
+ flex_container->last = implied_flex_item;
+ implied_flex_item->parent = flex_container;
+
+ if (box_normalise_block(implied_flex_item,
+ root, c) == false)
+ return false;
+ break;
+
+ case BOX_TABLE:
+ if (box_normalise_table(child, root, c) == false)
+ return false;
+ break;
+ case BOX_INLINE:
+ case BOX_INLINE_END:
+ case BOX_INLINE_FLEX:
+ case BOX_INLINE_BLOCK:
+ case BOX_FLOAT_LEFT:
+ case BOX_FLOAT_RIGHT:
+ case BOX_BR:
+ case BOX_TEXT:
+ /* should have been wrapped in inline
+ container by convert_xml_to_box() */
+ assert(0);
+ break;
+ case BOX_TABLE_ROW_GROUP:
+ case BOX_TABLE_ROW:
+ case BOX_TABLE_CELL:
+ /* insert implied table */
+ assert(flex_container->style != NULL);
+
+ ctx.ctx = c->select_ctx;
+ ctx.quirks = (c->quirks == DOM_DOCUMENT_QUIRKS_MODE_FULL);
+ ctx.base_url = c->base_url;
+ ctx.universal = c->universal;
+
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ flex_container->style);
+ if (style == NULL)
+ return false;
+
+ implied_flex_item = box_create(NULL, style, true,
+ flex_container->href,
+ flex_container->target,
+ NULL, NULL, c->bctx);
+ if (implied_flex_item == NULL) {
+ css_computed_style_destroy(style);
+ return false;
+ }
+ implied_flex_item->type = BOX_TABLE;
+
+ if (child->prev == NULL)
+ flex_container->children = implied_flex_item;
+ else
+ child->prev->next = implied_flex_item;
+
+ implied_flex_item->prev = child->prev;
+
+ while (child != NULL && (
+ child->type == BOX_TABLE_ROW_GROUP ||
+ child->type == BOX_TABLE_ROW ||
+ child->type == BOX_TABLE_CELL)) {
+ box_add_child(implied_flex_item, child);
+
+ next_child = child->next;
+ child->next = NULL;
+ child = next_child;
+ }
+
+ implied_flex_item->last->next = NULL;
+ implied_flex_item->next = next_child = child;
+ if (implied_flex_item->next != NULL)
+ implied_flex_item->next->prev = implied_flex_item;
+ else
+ flex_container->last = implied_flex_item;
+ implied_flex_item->parent = flex_container;
+
+ if (box_normalise_table(implied_flex_item,
+ root, c) == false)
+ return false;
+ break;
+ default:
+ assert(0);
+ }
+ }
+
+ return true;
+}
static bool
box_normalise_inline_container(struct box *cont,
@@ -829,6 +1020,11 @@ box_normalise_inline_container(struct box *cont,
if (box_normalise_block(child, root, c) == false)
return false;
break;
+ case BOX_INLINE_FLEX:
+ /* ok */
+ if (box_normalise_flex(child, root, c) == false)
+ return false;
+ break;
case BOX_FLOAT_LEFT:
case BOX_FLOAT_RIGHT:
/* ok */
@@ -845,6 +1041,11 @@ box_normalise_inline_container(struct box *cont,
c) == false)
return false;
break;
+ case BOX_FLEX:
+ if (box_normalise_flex(child->children, root,
+ c) == false)
+ return false;
+ break;
default:
assert(0);
}
@@ -863,6 +1064,7 @@ box_normalise_inline_container(struct box *cont,
box_free(child);
}
break;
+ case BOX_FLEX:
case BOX_BLOCK:
case BOX_INLINE_CONTAINER:
case BOX_TABLE:
@@ -881,7 +1083,6 @@ box_normalise_inline_container(struct box *cont,
return true;
}
-
/* Exported function documented in html/box_normalise.h */
bool
box_normalise_block(struct box *block, const struct box *root, html_content *c)
@@ -913,6 +1114,11 @@ box_normalise_block(struct box *block, const struct box *root, html_content *c)
next_child = child->next; /* child may be destroyed */
switch (child->type) {
+ case BOX_FLEX:
+ /* ok */
+ if (box_normalise_flex(child, root, c) == false)
+ return false;
+ break;
case BOX_BLOCK:
/* ok */
if (box_normalise_block(child, root, c) == false)
@@ -928,6 +1134,7 @@ box_normalise_block(struct box *block, const struct box *root, html_content *c)
break;
case BOX_INLINE:
case BOX_INLINE_END:
+ case BOX_INLINE_FLEX:
case BOX_INLINE_BLOCK:
case BOX_FLOAT_LEFT:
case BOX_FLOAT_RIGHT:
@@ -948,7 +1155,8 @@ box_normalise_block(struct box *block, const struct box *root, html_content *c)
ctx.base_url = c->base_url;
ctx.universal = c->universal;
- style = nscss_get_blank_style(&ctx, block->style);
+ style = nscss_get_blank_style(&ctx, &c->unit_len_ctx,
+ block->style);
if (style == NULL)
return false;
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-20 02:55:50 +0000