[project @ 2002-12-30 02:06:03 by monkeyson]
Started support for img tag - doesn't attempt to fetch/render images yet. Combo boxes in forms. svn path=/import/netsurf/; revision=72
This commit is contained in:
Phil Mellor
parent
50fc20c2d4
commit
33a91eb2fe
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@ -19,7 +19,7 @@ col { display: table-column }
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colgroup { display: table-column-group }
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td, th { display: table-cell }
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caption { display: table-caption }
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img { display:none}
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img { display:inline}
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h1 { font-size: xx-large; font-weight: bold; }
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h2 { font-size: x-large; }
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185
render/box.c
185
render/box.c
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@ -1,5 +1,5 @@
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/**
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* $Id: box.c,v 1.23 2002/12/29 22:27:35 monkeyson Exp $
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* $Id: box.c,v 1.24 2002/12/30 02:06:03 monkeyson Exp $
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*/
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#include <assert.h>
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@ -29,7 +29,8 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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struct css_stylesheet * stylesheet,
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struct css_selector ** selector, unsigned int depth,
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struct box * parent, struct box * inline_container,
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const char *href, struct font_set *fonts);
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const char *href, struct font_set *fonts,
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struct gui_gadget* current_select, struct formoption* current_option);
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struct css_style * box_get_style(struct css_stylesheet * stylesheet, struct css_style * parent_style,
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xmlNode * n, struct css_selector * selector, unsigned int depth);
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void box_normalise_block(struct box *block);
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@ -80,6 +81,7 @@ struct box * box_create(xmlNode * node, box_type type, struct css_style * style,
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box->col = 0;
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box->font = 0;
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box->gadget = 0;
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box->img = 0;
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return box;
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}
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@ -126,21 +128,28 @@ void xml_to_box(xmlNode * n, struct css_style * parent_style,
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struct css_stylesheet * stylesheet,
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struct css_selector ** selector, unsigned int depth,
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struct box * parent, struct box * inline_container,
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const char *href, struct font_set *fonts)
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const char *href, struct font_set *fonts,
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struct gui_gadget* current_select, struct formoption* current_option)
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{
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LOG(("node %p", n));
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convert_xml_to_box(n, parent_style, stylesheet,
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selector, depth, parent, inline_container, href, fonts);
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selector, depth, parent, inline_container, href, fonts, current_select, current_option);
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LOG(("normalising"));
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box_normalise_block(parent->children);
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}
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void LOG2(char* log)
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{
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fprintf(stderr, "%s\n", log);
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}
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struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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struct css_stylesheet * stylesheet,
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struct css_selector ** selector, unsigned int depth,
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struct box * parent, struct box * inline_container,
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const char *href, struct font_set *fonts)
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const char *href, struct font_set *fonts,
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struct gui_gadget* current_select, struct formoption* current_option)
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{
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struct box * box;
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struct box * inline_container_c;
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@ -177,6 +186,9 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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if (n->type == XML_TEXT_NODE ||
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(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "input") == 0)) ||
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(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "select") == 0)) ||
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(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "option") == 0)) ||
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(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "img") == 0)) ||
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(n->type == XML_ELEMENT_NODE && (style->float_ == CSS_FLOAT_LEFT ||
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style->float_ == CSS_FLOAT_RIGHT))) {
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/* text nodes are converted to inline boxes, wrapped in an inline container block */
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@ -186,7 +198,18 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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box_add_child(parent, inline_container);
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}
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if (n->type == XML_TEXT_NODE) {
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LOG(("text node"));
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LOG2("TEXT NODE");
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if (current_option != 0)
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{
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char* thistext = squash_whitespace(tolat1(n->content));
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LOG2("adding to option");
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option_addtext(current_option, thistext);
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LOG2("freeing thistext");
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LOG2("arse");
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}
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else
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{
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LOG2(("text node"));
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box = box_create(n, BOX_INLINE, parent_style, href);
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box->text = squash_whitespace(tolat1(n->content));
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box->length = strlen(box->text);
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@ -198,13 +221,30 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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}
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box->font = font_open(fonts, box->style);
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box_add_child(inline_container, box);
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}
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} else if (strcmp((const char *) n->name, "img") == 0) {
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LOG2(("image"));
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box = box_image(n, parent_style);
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if (box != NULL)
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box_add_child(inline_container, box);
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} else if (strcmp((const char *) n->name, "select") == 0) {
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LOG2(("select"));
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box = box_select(n, parent_style);
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if (box != NULL)
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{
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box_add_child(inline_container, box);
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current_select = box->gadget;
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}
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} else if (strcmp((const char *) n->name, "option") == 0) {
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LOG2(("option"));
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current_option = box_option(n, parent_style, current_select);
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} else if (strcmp((const char *) n->name, "input") == 0) {
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LOG(("input"));
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LOG2(("input"));
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box = box_gui_gadget(n, parent_style);
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if (box != NULL)
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box_add_child(inline_container, box);
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} else {
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LOG(("float"));
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LOG2(("float"));
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box = box_create(0, BOX_FLOAT_LEFT, 0, href);
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if (style->float_ == CSS_FLOAT_RIGHT) box->type = BOX_FLOAT_RIGHT;
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box_add_child(inline_container, box);
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@ -224,14 +264,14 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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for (c = n->children; c != 0; c = c->next)
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inline_container_c = convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, box, inline_container_c,
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href, fonts);
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href, fonts, current_select, current_option);
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inline_container = 0;
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break;
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case CSS_DISPLAY_INLINE: /* inline elements get no box, but their children do */
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for (c = n->children; c != 0; c = c->next)
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inline_container = convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, parent, inline_container,
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href, fonts);
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href, fonts, current_select, current_option);
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break;
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case CSS_DISPLAY_TABLE:
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box = box_create(n, BOX_TABLE, style, href);
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@ -239,7 +279,7 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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for (c = n->children; c != 0; c = c->next)
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convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, box, 0,
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href, fonts);
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href, fonts, current_select, current_option);
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inline_container = 0;
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break;
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case CSS_DISPLAY_TABLE_ROW_GROUP:
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@ -251,7 +291,7 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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for (c = n->children; c != 0; c = c->next)
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inline_container_c = convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, box, inline_container_c,
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href, fonts);
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href, fonts, current_select, current_option);
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inline_container = 0;
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break;
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case CSS_DISPLAY_TABLE_ROW:
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@ -260,7 +300,7 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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for (c = n->children; c != 0; c = c->next)
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convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, box, 0,
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href, fonts);
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href, fonts, current_select, current_option);
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inline_container = 0;
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break;
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case CSS_DISPLAY_TABLE_CELL:
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@ -275,7 +315,7 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
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for (c = n->children; c != 0; c = c->next)
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inline_container_c = convert_xml_to_box(c, style, stylesheet,
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selector, depth + 1, box, inline_container_c,
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href, fonts);
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href, fonts, current_select, current_option);
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inline_container = 0;
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break;
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default:
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@ -717,6 +757,11 @@ void box_free(struct box *box)
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/* gadget_free(box->gadget); */
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free((void*)box->gadget);
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}
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if (box->img != 0)
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{
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free((void*)box->img);
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}
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if (box->text != 0)
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free((void*)box->text);
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@ -730,6 +775,118 @@ void box_free(struct box *box)
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}
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}
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struct box* box_image(xmlNode * n, struct css_style* style)
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{
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struct box* box = 0;
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char* s;
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box = box_create(n, BOX_INLINE, style, NULL);
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box->img = xcalloc(1, sizeof(struct img));
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box->text = 0;
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box->length = 0;
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box->font = 0;
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if ((s = (char *) xmlGetProp(n, (xmlChar *) "width")))
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{
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box->img->width = atoi(s);
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free(s);
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}
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else
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box->img->width = 24;
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if ((s = (char *) xmlGetProp(n, (xmlChar *) "height")))
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{
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box->img->height = atoi(s);
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free(s);
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}
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else
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box->img->height = 24;
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if ((s = (char *) xmlGetProp(n, (xmlChar *) "alt")))
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{
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box->img->alt = s;
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}
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return box;
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}
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struct box* box_select(xmlNode * n, struct css_style* style)
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{
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struct box* box = 0;
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char* s;
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LOG2("creating box");
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box = box_create(n, BOX_INLINE, style, NULL);
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LOG2("creating gadget");
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box->gadget = xcalloc(1, sizeof(struct gui_gadget));
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box->gadget->type = GADGET_SELECT;
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box->text = 0;
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box->length = 0;
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box->font = 0;
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if ((s = (char *) xmlGetProp(n, (xmlChar *) "size")))
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{
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box->gadget->data.select.size = atoi(s);
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free(s);
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}
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else
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box->gadget->data.select.size = 1;
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box->gadget->data.select.items = NULL;
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box->gadget->data.select.numitems = 0;
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/* to do: multiple, name */
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LOG2("returning from select");
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return box;
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}
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struct formoption* box_option(xmlNode* n, struct css_style* style, struct gui_gadget* current_select)
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{
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struct formoption* option;
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assert(current_select != 0);
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LOG2("realloc option");
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if (current_select->data.select.items == 0)
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{
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option = xcalloc(1, sizeof(struct formoption));
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current_select->data.select.items = option;
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}
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else
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{
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struct formoption* current;
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option = xcalloc(1, sizeof(struct formoption));
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current = current_select->data.select.items;
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while (current->next != 0)
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current = current->next;
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current->next = option;
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}
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/* TO DO: set selected / value here */
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LOG2("returning");
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return option;
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}
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void option_addtext(struct formoption* option, char* text)
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{
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assert(option != 0);
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assert(text != 0);
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if (option->text == 0)
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{
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LOG2("option->text is 0");
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option->text = strdup(text);
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}
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else
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{
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LOG2("option->text is realloced");
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option->text = xrealloc(option->text, strlen(option->text) + strlen(text) + 1);
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strcat(option->text, text);
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}
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LOG2("returning");
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return;
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}
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struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
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{
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struct box* box = 0;
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28
render/box.h
28
render/box.h
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@ -1,5 +1,5 @@
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/**
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* $Id: box.h,v 1.13 2002/12/29 22:27:35 monkeyson Exp $
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* $Id: box.h,v 1.14 2002/12/30 02:06:03 monkeyson Exp $
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*/
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#ifndef _NETSURF_RENDER_BOX_H_
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@ -27,9 +27,16 @@ struct column {
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unsigned long min, max, width;
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};
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struct formoption {
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int selected;
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char* value;
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char* text;
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struct formoption* next;
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};
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struct gui_gadget {
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enum { GADGET_HIDDEN = 0, GADGET_TEXTBOX, GADGET_RADIO, GADGET_OPTION,
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GADGET_COMBO, GADGET_LIST, GADGET_TEXTAREA, GADGET_ACTIONBUTTON } type;
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GADGET_SELECT, GADGET_TEXTAREA, GADGET_ACTIONBUTTON } type;
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union {
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struct {
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int maxlength;
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@ -39,9 +46,22 @@ struct gui_gadget {
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struct {
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char* label;
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} actionbutt;
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struct {
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int numitems;
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struct formoption* items;
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int size;
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int multiple;
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} select;
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} data;
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};
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struct img {
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int width;
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int height;
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char* alt;
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char* src;
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};
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struct box {
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box_type type;
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xmlNode * node;
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@ -62,6 +82,7 @@ struct box {
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struct column *col;
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struct font_data *font;
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struct gui_gadget* gadget;
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struct img* img;
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};
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#define UNKNOWN_WIDTH ULONG_MAX
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@ -74,7 +95,8 @@ struct box {
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void xml_to_box(xmlNode * n, struct css_style * parent_style, struct css_stylesheet * stylesheet,
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struct css_selector ** selector, unsigned int depth,
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struct box * parent, struct box * inline_container,
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const char *href, struct font_set *fonts);
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const char *href, struct font_set *fonts,
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struct gui_gadget* current_select, struct formoption* current_option);
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void box_dump(struct box * box, unsigned int depth);
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void box_free(struct box *box);
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@ -1,5 +1,5 @@
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/**
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* $Id: layout.c,v 1.28 2002/12/29 22:27:35 monkeyson Exp $
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* $Id: layout.c,v 1.29 2002/12/30 02:06:03 monkeyson Exp $
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*/
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#include <assert.h>
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@ -109,14 +109,38 @@ void layout_node(struct box * box, unsigned long width, struct box * cont,
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int img_width(struct img* img)
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{
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return img->width;
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}
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int img_height(struct img* img)
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{
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return img->height;
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}
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int gadget_width(struct gui_gadget* gadget)
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{
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struct formoption* current;
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int max;
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/* should use wimp_textop via a gui wraper for these */
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switch (gadget->type)
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{
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case GADGET_TEXTBOX:
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return gadget->data.textbox.size * 8;
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case GADGET_ACTIONBUTTON:
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return strlen(gadget->data.actionbutt.label) * 8 + 16;
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case GADGET_SELECT:
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current = gadget->data.select.items;
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max = 32;
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while (current != NULL)
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{
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if (strlen(current->text) * 8 + 16 > max)
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max = strlen(current->text) * 8 + 16;
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current = current->next;
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}
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return max;
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default:
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assert(0);
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}
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@ -131,6 +155,8 @@ int gadget_height(struct gui_gadget* gadget)
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return 28;
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case GADGET_ACTIONBUTTON:
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return 28;
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case GADGET_SELECT:
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return 28;
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default:
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assert(0);
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}
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@ -331,6 +357,8 @@ struct box * layout_line(struct box * first, unsigned long width, unsigned long
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/* get minimum line height from containing block */
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if (first->text != 0)
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height = line_height(first->parent->parent->style);
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else if (first->img != 0)
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height = img_height(first->img);
|
||||
else if (first->gadget != 0)
|
||||
height = gadget_height(first->gadget);
|
||||
|
||||
|
|
@ -340,6 +368,8 @@ struct box * layout_line(struct box * first, unsigned long width, unsigned long
|
|||
if (b->type == BOX_INLINE) {
|
||||
if (b->text != 0)
|
||||
h = line_height(b->style ? b->style : b->parent->parent->style);
|
||||
else if (b->img != 0)
|
||||
h = img_height(b->img);
|
||||
else if (b->gadget != 0)
|
||||
h = gadget_height(b->gadget);
|
||||
|
||||
|
|
@ -347,12 +377,14 @@ struct box * layout_line(struct box * first, unsigned long width, unsigned long
|
|||
if (h > height) height = h;
|
||||
if (b->width == UNKNOWN_WIDTH && b->font != 0)
|
||||
b->width = font_width(b->font, b->text, b->length);
|
||||
else if (b->width == UNKNOWN_WIDTH && b->img != 0)
|
||||
b->width = img_width(b->img);
|
||||
else if (b->width == UNKNOWN_WIDTH && b->gadget != 0)
|
||||
b->width = gadget_width(b->gadget);
|
||||
|
||||
if (b->font != 0)
|
||||
x += b->width + b->space ? b->font->space_width : 0;
|
||||
else if (b->gadget != 0)
|
||||
else if (b->gadget != 0 || b->img != 0)
|
||||
x += b->width;
|
||||
}
|
||||
}
|
||||
|
|
@ -425,6 +457,8 @@ struct box * layout_line(struct box * first, unsigned long width, unsigned long
|
|||
w = c->width;
|
||||
else if (c->font != 0)
|
||||
w = font_width(c->font, c->text, space - c->text);
|
||||
else if (c->img != 0)
|
||||
w = img_width(c->img);
|
||||
else if (c->gadget != 0)
|
||||
w = gadget_width(c->gadget);
|
||||
|
||||
|
|
@ -733,6 +767,13 @@ void calculate_inline_container_widths(struct box *box)
|
|||
width = font_width(child->font, word, strlen(word));
|
||||
if (min < width) min = width;
|
||||
}
|
||||
else if (child->img != 0)
|
||||
{
|
||||
child->width = img_width(child->img);
|
||||
max += child->width;
|
||||
if (min < child->width)
|
||||
min = child->width;
|
||||
}
|
||||
else if (child->gadget != 0)
|
||||
{
|
||||
child->width = gadget_width(child->gadget);
|
||||
|
|
@ -777,6 +818,10 @@ void calculate_table_widths(struct box *table)
|
|||
|
||||
#define WIDTH_FIXED ULONG_MAX
|
||||
|
||||
if (table->children == 0)
|
||||
return;
|
||||
if (table->children->children == 0)
|
||||
return;
|
||||
assert(table->children != 0 && table->children->children != 0);
|
||||
for (row_group = table->children; row_group != 0; row_group = row_group->next) {
|
||||
assert(row_group->type == BOX_TABLE_ROW_GROUP);
|
||||
|
|
|
|||
24
riscos/gui.c
24
riscos/gui.c
|
|
@ -1,5 +1,5 @@
|
|||
/**
|
||||
* $Id: gui.c,v 1.10 2002/12/29 22:27:35 monkeyson Exp $
|
||||
* $Id: gui.c,v 1.11 2002/12/30 02:06:03 monkeyson Exp $
|
||||
*/
|
||||
|
||||
#include "netsurf/riscos/font.h"
|
||||
|
|
@ -506,7 +506,13 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
|
|||
current_background_color = box->style->background_color;
|
||||
}
|
||||
|
||||
if (box->gadget != 0)
|
||||
if (box->img != 0)
|
||||
{
|
||||
colourtrans_set_gcol(os_COLOUR_LIGHT_GREY, 0, os_ACTION_OVERWRITE, 0);
|
||||
os_plot(os_MOVE_TO, x + box->x * 2, y - box->y * 2);
|
||||
os_plot(os_PLOT_RECTANGLE | os_PLOT_BY, box->width * 2, -box->height * 2);
|
||||
}
|
||||
else if (box->gadget != 0)
|
||||
{
|
||||
wimp_icon icon;
|
||||
fprintf(stderr, "writing GADGET\n");
|
||||
|
|
@ -543,6 +549,20 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
|
|||
fprintf(stderr, "writing GADGET ACTION\n");
|
||||
wimp_plot_icon(&icon);
|
||||
break;
|
||||
|
||||
case GADGET_SELECT:
|
||||
icon.flags = wimp_ICON_TEXT | wimp_ICON_BORDER |
|
||||
wimp_ICON_VCENTRED | wimp_ICON_FILLED |
|
||||
wimp_ICON_INDIRECTED | wimp_ICON_HCENTRED |
|
||||
(wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) |
|
||||
(wimp_COLOUR_VERY_LIGHT_GREY << wimp_ICON_BG_COLOUR_SHIFT);
|
||||
icon.data.indirected_text.text = box->gadget->data.select.items->text;
|
||||
icon.data.indirected_text.size = strlen(box->gadget->data.select.items->text);
|
||||
icon.data.indirected_text.validation = "R2";
|
||||
fprintf(stderr, "writing GADGET ACTION\n");
|
||||
wimp_plot_icon(&icon);
|
||||
break;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue