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[project @ 2002-12-30 22:56:30 by monkeyson] 

Forms are now interactive - user can manipulate checkbox, radio, text, textarea,
select elements.

svn path=/import/netsurf/; revision=76
This commit is contained in:
Phil Mellor 2002-12-30 22:56:30 +00:00
parent 8cce8f76b4
commit 20ea5ea00f
8 changed files with 911 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

147
desktop/browser.c
View File

@ -1,5 +1,5 @@
/**
* $Id: browser.c,v 1.18 2002/12/30 21:14:29 bursa Exp $
* $Id: browser.c,v 1.19 2002/12/30 22:56:30 monkeyson Exp $
*/
#include "netsurf/riscos/font.h"
@ -18,14 +18,6 @@
#include <time.h>
#include <ctype.h>
struct box_selection
{
struct box* box;
int actual_x;
int actual_y;
int plot_index;
};
void browser_window_text_selection(struct browser_window* bw, int click_x, int click_y, int click_type);
void browser_window_clear_text_selection(struct browser_window* bw);
void browser_window_change_text_selection(struct browser_window* bw, struct box_position* new_start, struct box_position* new_end);
@ -181,7 +173,7 @@ void content_html_reformat(struct content* c, int width)
c->data.html.fonts = font_new_set();
LOG(("XML to box"));
xml_to_box(c->data.html.markup, c->data.html.style, c->data.html.stylesheet, &selector, 0, c->data.html.layout, 0, 0, c->data.html.fonts, 0, 0);
xml_to_box(c->data.html.markup, c->data.html.style, c->data.html.stylesheet, &selector, 0, c->data.html.layout, 0, 0, c->data.html.fonts, 0, 0, 0, 0, &c->data.html.elements);
LOG(("Layout document"));
layout_document(c->data.html.layout->children, (unsigned long)width);
@ -519,7 +511,14 @@ int browser_window_message(struct browser_window* bw, struct browser_message* ms
bw->future_content->main_fetch = NULL;
previous_safety = gui_window_set_redraw_safety(bw->window, UNSAFE);
if (bw->current_content != NULL)
{
int gc;
for (gc = 0; gc < bw->current_content->data.html.elements.numGadgets; gc++)
{
gui_remove_gadget(bw->current_content->data.html.elements.gadgets[gc]);
}
cache_free(bw->current_content);
}
bw->current_content = bw->future_content;
bw->future_content = NULL;
browser_window_reformat(bw);
@ -536,6 +535,131 @@ int browser_window_message(struct browser_window* bw, struct browser_message* ms
return 0;
}
void clear_radio_gadgets(struct browser_window* bw, struct box* box, struct gui_gadget* group)
{
struct box* c;
if (box == NULL)
return;
if (box->gadget != 0)
{
if (box->gadget->type == GADGET_RADIO && box->gadget->name != 0 && box->gadget != group)
{
if (strcmp(box->gadget->name, group->name) == 0)
{
if (box->gadget->data.radio.selected)
{
box->gadget->data.radio.selected = 0;
gui_redraw_gadget(bw, box->gadget);
}
}
}
}
for (c = box->children; c != 0; c = c->next)
if (c->type != BOX_FLOAT_LEFT && c->type != BOX_FLOAT_RIGHT)
clear_radio_gadgets(bw, c, group);
for (c = box->float_children; c != 0; c = c->next_float)
clear_radio_gadgets(bw, c, group);
}
void gui_redraw_gadget2(struct browser_window* bw, struct box* box, struct gui_gadget* g, int x, int y)
{
struct box* c;
if (box->gadget == g)
{
gui_window_redraw(bw->window, x + box->x, y + box->y, x + box->x + box->width, y+box->y + box->height);
}
for (c = box->children; c != 0; c = c->next)
if (c->type != BOX_FLOAT_LEFT && c->type != BOX_FLOAT_RIGHT)
gui_redraw_gadget2(bw, c, g, box->x + x, box->y + y);
for (c = box->float_children; c != 0; c = c->next_float)
gui_redraw_gadget2(bw, c, g, box->x + x, box->y + y);
}
void gui_redraw_gadget(struct browser_window* bw, struct gui_gadget* g)
{
gui_redraw_gadget2(bw, bw->current_content->data.html.layout->children, g, 0, 0);
}
void browser_window_gadget_select(struct browser_window* bw, struct gui_gadget* g, int item)
{
struct formoption* o;
int count;
count = 0;
o = g->data.select.items;
while (o != NULL)
{
if (g->data.select.multiple == 0)
o->selected = 0;
if (count == item)
o->selected = !(o->selected);
o = o->next;
count++;
}
gui_redraw_gadget(bw, g);
}
int browser_window_gadget_click(struct browser_window* bw, int click_x, int click_y)
{
struct box_selection* click_boxes;
int found, plot_index;
int i;
found = 0;
click_boxes = NULL;
plot_index = 0;
box_under_area(bw->current_content->data.html.layout->children,
click_x, click_y, 0, 0, &click_boxes, &found, &plot_index);
if (found == 0)
return 0;
for (i = found - 1; i >= 0; i--)
{
if (click_boxes[i].box->type == BOX_INLINE && click_boxes[i].box->gadget != 0)
{
struct gui_gadget* g = click_boxes[i].box->gadget;
/* gadget clicked */
switch (g->type)
{
case GADGET_SELECT:
gui_gadget_combo(bw, g, click_x, click_y);
break;
case GADGET_CHECKBOX:
g->data.checkbox.selected = !g->data.checkbox.selected;
gui_redraw_gadget(bw, g);
break;
case GADGET_RADIO:
clear_radio_gadgets(bw, bw->current_content->data.html.layout->children, g);
g->data.radio.selected = -1;
gui_redraw_gadget(bw, g);
break;
case GADGET_ACTIONBUTTON:
g->data.actionbutt.pressed = -1;
gui_redraw_gadget(bw, g);
break;
case GADGET_TEXTAREA:
gui_edit_textarea(bw, g);
break;
case GADGET_TEXTBOX:
gui_edit_textbox(bw, g);
break;
}
xfree(click_boxes);
return 1;
}
}
xfree(click_boxes);
}
int browser_window_action(struct browser_window* bw, struct browser_action* act)
{
switch (act->type)
@ -544,6 +668,7 @@ int browser_window_action(struct browser_window* bw, struct browser_action* act)
browser_window_follow_link(bw, act->data.mouse.x, act->data.mouse.y, 0);
break;
case act_MOUSE_CLICK:
return browser_window_gadget_click(bw, act->data.mouse.x, act->data.mouse.y);
break;
case act_CLEAR_SELECTION:
browser_window_text_selection(bw, act->data.mouse.x, act->data.mouse.y, 0);
@ -560,6 +685,8 @@ int browser_window_action(struct browser_window* bw, struct browser_action* act)
case act_FOLLOW_LINK_NEW_WINDOW:
browser_window_follow_link(bw, act->data.mouse.x, act->data.mouse.y, 2);
break;
case act_GADGET_SELECT:
browser_window_gadget_select(bw, act->data.gadget_select.g, act->data.gadget_select.item);
default:
break;
}

18
desktop/browser.h
View File

@ -1,5 +1,5 @@
/**
* $Id: browser.h,v 1.4 2002/11/02 22:28:05 bursa Exp $
* $Id: browser.h,v 1.5 2002/12/30 22:56:30 monkeyson Exp $
*/
#ifndef _NETSURF_DESKTOP_BROWSER_H_
@ -60,6 +60,7 @@ struct content
int selected; /* 0 = unselected, 1 = selected */
} text_selection;
struct font_set* fonts;
struct page_elements elements;
} html;
} data;
struct fetch* main_fetch;
@ -124,7 +125,8 @@ struct browser_action
enum { act_UNKNOWN,
act_MOUSE_AT, act_MOUSE_CLICK, act_START_NEW_SELECTION,
act_ALTER_SELECTION, act_CLEAR_SELECTION,
act_FOLLOW_LINK, act_FOLLOW_LINK_NEW_WINDOW
act_FOLLOW_LINK, act_FOLLOW_LINK_NEW_WINDOW,
act_GADGET_SELECT
} type;
union {
struct {
@ -132,9 +134,21 @@ struct browser_action
int y;
action_buttons buttons;
} mouse;
struct {
struct gui_gadget* g;
int item;
} gadget_select;
} data;
};
struct box_selection
{
struct box* box;
int actual_x;
int actual_y;
int plot_index;
};
/* public functions */
struct browser_window* create_browser_window(int flags, int width, int height);

3
desktop/gui.h
View File

@ -1,5 +1,5 @@
/**
* $Id: gui.h,v 1.2 2002/10/15 10:41:12 monkeyson Exp $
* $Id: gui.h,v 1.3 2002/12/30 22:56:30 monkeyson Exp $
*/
#ifndef _NETSURF_DESKTOP_GUI_H_
@ -45,4 +45,5 @@ int gui_file_to_filename(char* location, char* actual_filename, int size);
void gui_window_start_throbber(gui_window* g);
void gui_window_stop_throbber(gui_window* g);
void gui_gadget_combo(struct browser_window* bw, struct gui_gadget* g, int mx, int my);
#endif

315
render/box.c
View File

@ -1,5 +1,5 @@
/**
* $Id: box.c,v 1.24 2002/12/30 02:06:03 monkeyson Exp $
* $Id: box.c,v 1.25 2002/12/30 22:56:30 monkeyson Exp $
*/
#include <assert.h>
@ -19,7 +19,7 @@
* internal functions
*/
struct box* box_gui_gadget(xmlNode * n, struct css_style* style);
struct box* input(xmlNode * n, struct css_style* style, struct form* current_form);
void box_add_child(struct box * parent, struct box * child);
struct box * box_create(xmlNode * node, box_type type, struct css_style * style,
@ -30,7 +30,9 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
struct css_selector ** selector, unsigned int depth,
struct box * parent, struct box * inline_container,
const char *href, struct font_set *fonts,
struct gui_gadget* current_select, struct formoption* current_option);
struct gui_gadget* current_select, struct formoption* current_option,
struct gui_gadget* current_textarea, struct form* current_form,
struct page_elements* elements);
struct css_style * box_get_style(struct css_stylesheet * stylesheet, struct css_style * parent_style,
xmlNode * n, struct css_selector * selector, unsigned int depth);
void box_normalise_block(struct box *block);
@ -129,11 +131,14 @@ void xml_to_box(xmlNode * n, struct css_style * parent_style,
struct css_selector ** selector, unsigned int depth,
struct box * parent, struct box * inline_container,
const char *href, struct font_set *fonts,
struct gui_gadget* current_select, struct formoption* current_option)
struct gui_gadget* current_select, struct formoption* current_option,
struct gui_gadget* current_textarea, struct form* current_form,
struct page_elements* elements)
{
LOG(("node %p", n));
convert_xml_to_box(n, parent_style, stylesheet,
selector, depth, parent, inline_container, href, fonts, current_select, current_option);
selector, depth, parent, inline_container, href, fonts, current_select, current_option,
current_textarea, current_form, elements);
LOG(("normalising"));
box_normalise_block(parent->children);
}
@ -149,7 +154,9 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
struct css_selector ** selector, unsigned int depth,
struct box * parent, struct box * inline_container,
const char *href, struct font_set *fonts,
struct gui_gadget* current_select, struct formoption* current_option)
struct gui_gadget* current_select, struct formoption* current_option,
struct gui_gadget* current_textarea, struct form* current_form,
struct page_elements* elements)
{
struct box * box;
struct box * inline_container_c;
@ -184,10 +191,20 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
}
}
if (n->type == XML_TEXT_NODE ||
if (n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "form") == 0))
{
struct form* form = box_form(n);
if (form != NULL)
{
current_form = form;
add_form_element(elements, form);
}
}
else if (n->type == XML_TEXT_NODE ||
(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "input") == 0)) ||
(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "select") == 0)) ||
(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "option") == 0)) ||
(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "textarea") == 0)) ||
(n->type == XML_ELEMENT_NODE && (strcmp((const char *) n->name, "img") == 0)) ||
(n->type == XML_ELEMENT_NODE && (style->float_ == CSS_FLOAT_LEFT ||
style->float_ == CSS_FLOAT_RIGHT))) {
@ -199,9 +216,14 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
}
if (n->type == XML_TEXT_NODE) {
LOG2("TEXT NODE");
if (current_option != 0)
if (current_textarea != 0)
{
char* thistext = squash_whitespace(tolat1(n->content));
textarea_addtext(current_textarea, thistext);
}
else if (current_option != 0)
{
char* thistext = (tolat1(n->content));
LOG2("adding to option");
option_addtext(current_option, thistext);
LOG2("freeing thistext");
@ -224,25 +246,41 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
}
} else if (strcmp((const char *) n->name, "img") == 0) {
LOG2(("image"));
box = box_image(n, parent_style);
box = box_image(n, parent_style, href);
if (box != NULL)
{
box_add_child(inline_container, box);
add_img_element(elements, box->img);
}
} else if (strcmp((const char *) n->name, "textarea") == 0) {
LOG2(("textarea"));
box = box_textarea(n, parent_style, current_form);
if (box != NULL)
{
box_add_child(inline_container, box);
current_textarea = box->gadget;
add_gadget_element(elements, box->gadget);
}
} else if (strcmp((const char *) n->name, "select") == 0) {
LOG2(("select"));
box = box_select(n, parent_style);
box = box_select(n, parent_style, current_form);
if (box != NULL)
{
box_add_child(inline_container, box);
current_select = box->gadget;
add_gadget_element(elements, box->gadget);
}
} else if (strcmp((const char *) n->name, "option") == 0) {
LOG2(("option"));
current_option = box_option(n, parent_style, current_select);
} else if (strcmp((const char *) n->name, "input") == 0) {
LOG2(("input"));
box = box_gui_gadget(n, parent_style);
box = box_input(n, parent_style, current_form, elements);
if (box != NULL)
{
box_add_child(inline_container, box);
add_gadget_element(elements, box->gadget);
}
} else {
LOG2(("float"));
box = box_create(0, BOX_FLOAT_LEFT, 0, href);
@ -264,14 +302,16 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
for (c = n->children; c != 0; c = c->next)
inline_container_c = convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, box, inline_container_c,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
inline_container = 0;
break;
case CSS_DISPLAY_INLINE: /* inline elements get no box, but their children do */
for (c = n->children; c != 0; c = c->next)
inline_container = convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, parent, inline_container,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
break;
case CSS_DISPLAY_TABLE:
box = box_create(n, BOX_TABLE, style, href);
@ -279,7 +319,8 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
for (c = n->children; c != 0; c = c->next)
convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, box, 0,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
inline_container = 0;
break;
case CSS_DISPLAY_TABLE_ROW_GROUP:
@ -291,7 +332,8 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
for (c = n->children; c != 0; c = c->next)
inline_container_c = convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, box, inline_container_c,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
inline_container = 0;
break;
case CSS_DISPLAY_TABLE_ROW:
@ -300,7 +342,8 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
for (c = n->children; c != 0; c = c->next)
convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, box, 0,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
inline_container = 0;
break;
case CSS_DISPLAY_TABLE_CELL:
@ -315,7 +358,8 @@ struct box * convert_xml_to_box(xmlNode * n, struct css_style * parent_style,
for (c = n->children; c != 0; c = c->next)
inline_container_c = convert_xml_to_box(c, style, stylesheet,
selector, depth + 1, box, inline_container_c,
href, fonts, current_select, current_option);
href, fonts, current_select, current_option,
current_textarea, current_form, elements);
inline_container = 0;
break;
default:
@ -735,6 +779,55 @@ void box_normalise_inline_container(struct box *cont)
}
void gadget_free(struct gui_gadget* g)
{
struct formoption* o;
if (g->name != 0)
xfree(g->name);
switch (g->type)
{
case GADGET_HIDDEN:
if (g->data.hidden.value != 0)
xfree(g->data.hidden.value);
break;
case GADGET_RADIO:
if (g->data.checkbox.value != 0)
xfree(g->data.radio.value);
break;
case GADGET_CHECKBOX:
if (g->data.checkbox.value != 0)
xfree(g->data.checkbox.value);
break;
case GADGET_TEXTAREA:
if (g->data.textarea.text != 0)
xfree(g->data.textarea.text);
break;
case GADGET_TEXTBOX:
gui_remove_gadget(g);
if (g->data.textbox.text != 0)
xfree(g->data.textbox.text);
break;
case GADGET_ACTIONBUTTON:
if (g->data.actionbutt.label != 0)
xfree(g->data.actionbutt.label);
break;
case GADGET_SELECT:
o = g->data.select.items;
while (o != NULL)
{
if (o->text != 0)
xfree(o->text);
if (o->value != 0)
xfree(o->value);
xfree(o);
o = o->next;
}
break;
}
}
/**
* free a box tree recursively
*/
@ -754,7 +847,7 @@ void box_free(struct box *box)
// free(box->style);
if (box->gadget != 0)
{
/* gadget_free(box->gadget); */
gadget_free(box->gadget);
free((void*)box->gadget);
}
@ -775,12 +868,12 @@ void box_free(struct box *box)
}
}
struct box* box_image(xmlNode * n, struct css_style* style)
struct box* box_image(xmlNode * n, struct css_style* style, char* href)
{
struct box* box = 0;
char* s;
box = box_create(n, BOX_INLINE, style, NULL);
box = box_create(n, BOX_INLINE, style, href);
box->img = xcalloc(1, sizeof(struct img));
box->text = 0;
@ -811,7 +904,47 @@ struct box* box_image(xmlNode * n, struct css_style* style)
return box;
}
struct box* box_select(xmlNode * n, struct css_style* style)
struct box* box_textarea(xmlNode* n, struct css_style* style, struct form* current_form)
{
struct box* box = 0;
char* s;
LOG2("creating box");
box = box_create(n, BOX_INLINE, style, NULL);
LOG2("creating gadget");
box->gadget = xcalloc(1, sizeof(struct gui_gadget));
box->gadget->type = GADGET_TEXTAREA;
box->gadget->form = current_form;
box->text = 0;
box->length = 0;
box->font = 0;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "cols")))
{
box->gadget->data.textarea.cols = atoi(s);
free(s);
}
else
box->gadget->data.textarea.cols = 40;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "rows")))
{
box->gadget->data.textarea.rows = atoi(s);
free(s);
}
else
box->gadget->data.textarea.rows = 16;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name")))
{
box->gadget->name = s;
}
return box;
}
struct box* box_select(xmlNode * n, struct css_style* style, struct form* current_form)
{
struct box* box = 0;
char* s;
@ -821,6 +954,7 @@ struct box* box_select(xmlNode * n, struct css_style* style)
LOG2("creating gadget");
box->gadget = xcalloc(1, sizeof(struct gui_gadget));
box->gadget->type = GADGET_SELECT;
box->gadget->form = current_form;
box->text = 0;
box->length = 0;
@ -834,6 +968,14 @@ struct box* box_select(xmlNode * n, struct css_style* style)
else
box->gadget->data.select.size = 1;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "multiple"))) {
box->gadget->data.select.multiple = 1;
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name"))) {
box->gadget->name = s;
}
box->gadget->data.select.items = NULL;
box->gadget->data.select.numitems = 0;
/* to do: multiple, name */
@ -844,7 +986,9 @@ struct box* box_select(xmlNode * n, struct css_style* style)
struct formoption* box_option(xmlNode* n, struct css_style* style, struct gui_gadget* current_select)
{
struct formoption* option;
char* s;
assert(current_select != 0);
LOG2("realloc option");
if (current_select->data.select.items == 0)
{
@ -862,11 +1006,35 @@ struct formoption* box_option(xmlNode* n, struct css_style* style, struct gui_ga
}
/* TO DO: set selected / value here */
if ((s = (char *) xmlGetProp(n, (xmlChar *) "selected"))) {
option->selected = -1;
free(s);
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "value"))) {
option->value = s;
}
LOG2("returning");
return option;
}
void textarea_addtext(struct gui_gadget* textarea, char* text)
{
assert (textarea != 0);
assert (text != 0);
if (textarea->data.textarea.text == 0)
{
textarea->data.textarea.text = strdup(text);
}
else
{
textarea->data.textarea.text = xrealloc(textarea->data.textarea.text, strlen(textarea->data.textarea.text) + strlen(text) + 1);
strcat(textarea->data.textarea.text, text);
}
}
void option_addtext(struct formoption* option, char* text)
{
assert(option != 0);
@ -887,7 +1055,7 @@ void option_addtext(struct formoption* option, char* text)
return;
}
struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
struct box* box_input(xmlNode * n, struct css_style* style, struct form* current_form, struct page_elements* elements)
{
struct box* box = 0;
char* s;
@ -895,6 +1063,53 @@ struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
if ((type = (char *) xmlGetProp(n, (xmlChar *) "type")))
{
if (strcmp(type, "hidden") == 0)
{
struct gui_gadget* g = xcalloc(1, sizeof(struct gui_gadget));
g->type = GADGET_HIDDEN;
g->form = current_form;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "value"))) {
g->data.hidden.value = s;
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name"))) {
g->name = s;
}
}
if (strcmp(type, "checkbox") == 0 || strcmp(type, "radio") == 0)
{
box = box_create(n, BOX_INLINE, style, NULL);
box->gadget = xcalloc(1, sizeof(struct gui_gadget));
if (type[0] == 'c')
box->gadget->type = GADGET_CHECKBOX;
else
box->gadget->type = GADGET_RADIO;
box->gadget->form = current_form;
box->text = 0;
box->length = 0;
box->font = 0;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "checked"))) {
if (type[0] == 'c')
box->gadget->data.checkbox.selected = -1;
else
box->gadget->data.radio.selected = -1;
free(s);
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "value"))) {
if (type[0] == 'c')
box->gadget->data.checkbox.value = s;
else
box->gadget->data.radio.value = s;
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name"))) {
box->gadget->name = s;
}
}
if (strcmp(type, "submit") == 0 || strcmp(type, "reset") == 0)
{
//style->display = CSS_DISPLAY_BLOCK;
@ -902,6 +1117,7 @@ struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
box = box_create(n, BOX_INLINE, style, NULL);
box->gadget = xcalloc(1, sizeof(struct gui_gadget));
box->gadget->type = GADGET_ACTIONBUTTON;
box->gadget->form = current_form;
box->text = 0;
box->length = 0;
@ -915,6 +1131,10 @@ struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
box->gadget->data.actionbutt.label = strdup(type);
box->gadget->data.actionbutt.label[0] = toupper(type[0]);
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name"))) {
box->gadget->name = s;
}
}
if (strcmp(type, "text") == 0 || strcmp(type, "password") == 0)
{
@ -923,12 +1143,13 @@ struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
box = box_create(n, BOX_INLINE, style, NULL);
box->gadget = xcalloc(1, sizeof(struct gui_gadget));
box->gadget->type = GADGET_TEXTBOX;
box->gadget->form = current_form;
box->text = 0;
box->length = 0;
box->font = 0;
box->gadget->data.textbox.maxlength = 255;
box->gadget->data.textbox.maxlength = 32;
if ((s = (char *) xmlGetProp(n, (xmlChar *) "maxlength"))) {
box->gadget->data.textbox.maxlength = atoi(s);
free(s);
@ -948,8 +1169,56 @@ struct box* box_gui_gadget(xmlNode * n, struct css_style* style)
free(s);
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "name"))) {
box->gadget->name = s;
}
}
free(type);
}
return box;
}
struct form* box_form(xmlNode* n)
{
struct form* form;
char* s;
form = xcalloc(1, sizeof(struct form*));
if ((s = (char *) xmlGetProp(n, (xmlChar *) "action"))) {
form->action = s;
}
if ((s = (char *) xmlGetProp(n, (xmlChar *) "method"))) {
if (strcmp(s, "get") == 0)
form->action = method_GET;
else if (strcmp(s, "post") == 0)
form->action = method_POST;
xfree(s);
}
return form;
}
void add_form_element(struct page_elements* pe, struct form* f)
{
pe->forms = xrealloc(pe->forms, (pe->numForms + 1) * sizeof(struct form*));
pe->forms[pe->numForms] = f;
pe->numForms++;
}
void add_gadget_element(struct page_elements* pe, struct gadget* g)
{
pe->gadgets = xrealloc(pe->gadgets, (pe->numGadgets + 1) * sizeof(struct gui_gadget*));
pe->gadgets[pe->numGadgets] = g;
pe->numGadgets++;
}
void add_img_element(struct page_elements* pe, struct img* i)
{
pe->images = xrealloc(pe->images, (pe->numImages + 1) * sizeof(struct img*));
pe->images[pe->numImages] = i;
pe->numImages++;
}

44
render/box.h
View File

@ -1,5 +1,5 @@
/**
* $Id: box.h,v 1.14 2002/12/30 02:06:03 monkeyson Exp $
* $Id: box.h,v 1.15 2002/12/30 22:56:30 monkeyson Exp $
*/
#ifndef _NETSURF_RENDER_BOX_H_
@ -35,9 +35,14 @@ struct formoption {
};
struct gui_gadget {
enum { GADGET_HIDDEN = 0, GADGET_TEXTBOX, GADGET_RADIO, GADGET_OPTION,
enum { GADGET_HIDDEN = 0, GADGET_TEXTBOX, GADGET_RADIO, GADGET_CHECKBOX,
GADGET_SELECT, GADGET_TEXTAREA, GADGET_ACTIONBUTTON } type;
char* name;
struct form* form;
union {
struct {
char* value;
} hidden;
struct {
int maxlength;
char* text;
@ -45,6 +50,7 @@ struct gui_gadget {
} textbox;
struct {
char* label;
int pressed;
} actionbutt;
struct {
int numitems;
@ -52,6 +58,19 @@ struct gui_gadget {
int size;
int multiple;
} select;
struct {
int selected;
char* value;
} checkbox;
struct {
int selected;
char* value;
} radio;
struct {
int cols;
int rows;
char* text;
} textarea;
} data;
};
@ -85,6 +104,23 @@ struct box {
struct img* img;
};
struct form
{
char* action; /* url */
enum {method_GET, method_POST} method;
};
struct page_elements
{
struct form** forms;
struct gui_gadget** gadgets;
struct img** images;
int numForms;
int numGadgets;
int numImages;
};
#define UNKNOWN_WIDTH ULONG_MAX
#define UNKNOWN_MAX_WIDTH ULONG_MAX
@ -96,7 +132,9 @@ void xml_to_box(xmlNode * n, struct css_style * parent_style, struct css_stylesh
struct css_selector ** selector, unsigned int depth,
struct box * parent, struct box * inline_container,
const char *href, struct font_set *fonts,
struct gui_gadget* current_select, struct formoption* current_option);
struct gui_gadget* current_select, struct formoption* current_option,
struct gui_gadget* current_textarea, struct form* current_form,
struct page_elements* elements);
void box_dump(struct box * box, unsigned int depth);
void box_free(struct box *box);

12
render/layout.c
View File

@ -1,5 +1,5 @@
/**
* $Id: layout.c,v 1.29 2002/12/30 02:06:03 monkeyson Exp $
* $Id: layout.c,v 1.30 2002/12/30 22:56:30 monkeyson Exp $
*/
#include <assert.h>
@ -127,6 +127,9 @@ int gadget_width(struct gui_gadget* gadget)
/* should use wimp_textop via a gui wraper for these */
switch (gadget->type)
{
case GADGET_CHECKBOX:
case GADGET_RADIO:
return 22;
case GADGET_TEXTBOX:
return gadget->data.textbox.size * 8;
case GADGET_ACTIONBUTTON:
@ -141,6 +144,8 @@ int gadget_width(struct gui_gadget* gadget)
current = current->next;
}
return max;
case GADGET_TEXTAREA:
return gadget->data.textarea.cols * 8 + 8;
default:
assert(0);
}
@ -151,12 +156,17 @@ int gadget_height(struct gui_gadget* gadget)
{
switch (gadget->type)
{
case GADGET_CHECKBOX:
case GADGET_RADIO:
return 22;
case GADGET_TEXTBOX:
return 28;
case GADGET_ACTIONBUTTON:
return 28;
case GADGET_SELECT:
return 28;
case GADGET_TEXTAREA:
return gadget->data.textarea.rows * 16 + 8;
default:
assert(0);
}

421
riscos/gui.c
View File

@ -1,5 +1,5 @@
/**
* $Id: gui.c,v 1.11 2002/12/30 02:06:03 monkeyson Exp $
* $Id: gui.c,v 1.12 2002/12/30 22:56:30 monkeyson Exp $
*/
#include "netsurf/riscos/font.h"
@ -192,6 +192,9 @@ wimp_menu* current_menu;
int current_menu_x, current_menu_y;
gui_window* current_gui;
wimp_menu* combo_menu;
struct gui_gadget* current_gadget;
void ro_gui_create_menu(wimp_menu* menu, int x, int y, gui_window* g)
{
current_menu = menu;
@ -208,7 +211,7 @@ ro_theme* current_theme = NULL;
char* BROWSER_VALIDATION = "\0";
const char* task_name = "NetSurf";
const wimp_MESSAGE_LIST(1) task_messages = { {0} };
const wimp_MESSAGE_LIST(3) task_messages = { {message_DATA_SAVE, message_DATA_LOAD, 0} };
wimp_t task_handle;
wimp_i ro_gui_iconbar_i;
@ -467,6 +470,8 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
const char * const noname = "";
const char * name = noname;
char *text;
char* select_text;
struct formoption* opt;
switch (box->type)
{
@ -524,12 +529,26 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
switch (box->gadget->type)
{
case GADGET_TEXTBOX:
case GADGET_TEXTAREA:
icon.flags = wimp_ICON_TEXT | wimp_ICON_BORDER |
wimp_ICON_VCENTRED | wimp_ICON_FILLED |
wimp_ICON_INDIRECTED |
(wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) |
(wimp_COLOUR_WHITE << wimp_ICON_BG_COLOUR_SHIFT);
icon.data.indirected_text.text = box->gadget->data.textarea.text;
icon.data.indirected_text.size = strlen(box->gadget->data.textarea.text);
icon.data.indirected_text.validation = "R7;L";
fprintf(stderr, "writing GADGET TEXTAREA\n");
wimp_plot_icon(&icon);
break;
case GADGET_TEXTBOX:
icon.flags = wimp_ICON_TEXT | wimp_ICON_BORDER |
wimp_ICON_VCENTRED | wimp_ICON_FILLED |
wimp_ICON_INDIRECTED |
(wimp_COLOUR_DARK_GREY << wimp_ICON_FG_COLOUR_SHIFT) |
(wimp_COLOUR_WHITE << wimp_ICON_BG_COLOUR_SHIFT);
icon.data.indirected_text.text = box->gadget->data.textbox.text;
icon.data.indirected_text.size = box->gadget->data.textbox.maxlength;
icon.data.indirected_text.validation = " ";
@ -541,11 +560,19 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
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);
(wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT);
icon.data.indirected_text.text = box->gadget->data.actionbutt.label;
icon.data.indirected_text.size = strlen(box->gadget->data.actionbutt.label);
icon.data.indirected_text.validation = "R5,3";
if (box->gadget->data.actionbutt.pressed)
{
icon.data.indirected_text.validation = "R2";
icon.flags |= (wimp_COLOUR_LIGHT_GREY << wimp_ICON_BG_COLOUR_SHIFT);
}
else
{
icon.data.indirected_text.validation = "R1";
icon.flags |= (wimp_COLOUR_VERY_LIGHT_GREY << wimp_ICON_BG_COLOUR_SHIFT);
}
fprintf(stderr, "writing GADGET ACTION\n");
wimp_plot_icon(&icon);
break;
@ -556,13 +583,55 @@ void ro_gui_window_redraw_box(gui_window* g, struct box * box, signed long x, si
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);
select_text = 0;
opt = box->gadget->data.select.items;
while (opt != NULL)
{
if (opt->selected)
{
if (select_text == 0)
select_text = opt->text;
else
select_text = "<Multiple>";
}
opt = opt->next;
}
if (select_text == 0)
select_text = "<None>";
icon.data.indirected_text.text = select_text;
icon.data.indirected_text.size = strlen(icon.data.indirected_text.text);
icon.data.indirected_text.validation = "R2";
fprintf(stderr, "writing GADGET ACTION\n");
wimp_plot_icon(&icon);
break;
case GADGET_CHECKBOX:
icon.flags = wimp_ICON_TEXT | wimp_ICON_SPRITE |
wimp_ICON_VCENTRED | wimp_ICON_HCENTRED |
wimp_ICON_INDIRECTED;
icon.data.indirected_text_and_sprite.text = "\0";
if (box->gadget->data.checkbox.selected)
icon.data.indirected_text_and_sprite.validation = "Sopton;";
else
icon.data.indirected_text_and_sprite.validation = "Soptoff;";
icon.data.indirected_text_and_sprite.size = 1;
wimp_plot_icon(&icon);
break;
case GADGET_RADIO:
icon.flags = wimp_ICON_TEXT | wimp_ICON_SPRITE |
wimp_ICON_VCENTRED | wimp_ICON_HCENTRED |
wimp_ICON_INDIRECTED;
icon.data.indirected_text_and_sprite.text = "\0";
if (box->gadget->data.radio.selected)
icon.data.indirected_text_and_sprite.validation = "Sradioon;";
else
icon.data.indirected_text_and_sprite.validation = "Sradiooff;";
icon.data.indirected_text_and_sprite.size = 1;
wimp_plot_icon(&icon);
break;
}
}
@ -1165,6 +1234,16 @@ void ro_gui_window_click(gui_window* g, wimp_pointer* pointer)
{
if (g->data.browser.bw->current_content->type == CONTENT_HTML)
{
if (pointer->buttons == wimp_CLICK_SELECT)
{
msg.type = act_MOUSE_CLICK;
msg.data.mouse.x = x;
msg.data.mouse.y = y;
msg.data.mouse.buttons = act_BUTTON_NORMAL;
if (browser_window_action(g->data.browser.bw, &msg) == 1)
return;
msg.type = act_UNKNOWN;
}
if (pointer->buttons == wimp_CLICK_SELECT && g->data.browser.bw->current_content->data.html.text_selection.selected == 1)
msg.type = act_CLEAR_SELECTION;
else if (pointer->buttons == wimp_CLICK_ADJUST && g->data.browser.bw->current_content->data.html.text_selection.selected == 1)
@ -1338,6 +1417,11 @@ void gui_multitask(void)
case wimp_USER_MESSAGE :
case wimp_USER_MESSAGE_RECORDED :
case wimp_USER_MESSAGE_ACKNOWLEDGE:
fprintf(stderr, "MESSAGE %d (%x) HAS ARRIVED\n", block.message.action);
if (block.message.action == message_DATA_SAVE)
ro_msg_datasave(&(block.message));
else if (block.message.action == message_DATA_LOAD)
ro_msg_dataload(&(block.message));
if (block.message.action == message_QUIT)
netsurf_quit = 1;
else
@ -1349,6 +1433,28 @@ void gui_multitask(void)
}
/*
void ro_gui_keypress(wimp_key* key)
{
gui_window* g;
if (key == NULL)
return;
g = ro_lookup_gui_toolbar_from_w(key->w);
if (g != NULL)
if (block.message.action == message_QUIT)
netsurf_quit = 1;
else
ro_gui_poll_queue(event, &block);
break;
default:
break;
}
}
*/
void ro_gui_keypress(wimp_key* key)
{
gui_window* g;
@ -1398,7 +1504,15 @@ void ro_gui_menu_selection(wimp_selection* selection)
}
fprintf(stderr, "\n");
if (current_menu == (wimp_menu*) &netsurf_iconbar_menu)
if (current_menu == combo_menu && selection->items[0] >= 0)
{
struct browser_action msg;
msg.type = act_GADGET_SELECT;
msg.data.gadget_select.g= current_gadget;
msg.data.gadget_select.item = selection->items[0];
browser_window_action(current_gui->data.browser.bw, &msg);
}
else if (current_menu == (wimp_menu*) &netsurf_iconbar_menu)
{
if (selection->items[0] == 1)
netsurf_quit = 1;
@ -1446,7 +1560,12 @@ void ro_gui_menu_selection(wimp_selection* selection)
}
if (pointer.buttons == wimp_CLICK_ADJUST)
ro_gui_create_menu(current_menu, current_menu_x, current_menu_y, current_gui);
{
if (current_menu == combo_menu)
gui_gadget_combo(current_gui->data.browser.bw, current_gadget, current_menu_x, current_menu_y);
else
ro_gui_create_menu(current_menu, current_menu_x, current_menu_y, current_gui);
}
}
void gui_poll(void)
@ -1569,7 +1688,12 @@ void gui_poll(void)
case wimp_USER_MESSAGE :
case wimp_USER_MESSAGE_RECORDED :
case wimp_USER_MESSAGE_ACKNOWLEDGE:
if (block.message.action == message_QUIT)
fprintf(stderr, "MESSAGE %d (%x) HAS ARRIVED\n", block.message.action);
if (block.message.action == message_DATA_SAVE)
ro_msg_datasave(&(block.message));
else if (block.message.action == message_DATA_LOAD)
ro_msg_dataload(&(block.message));
else if (block.message.action == message_QUIT)
netsurf_quit = 1;
break;
}
@ -1636,3 +1760,278 @@ void gui_window_stop_throbber(gui_window* g)
g->throbber = 0;
wimp_set_icon_state(g->data.browser.toolbar, ro_theme_icon(current_theme, THEME_TOOLBAR, "TOOLBAR_THROBBER"), 0, 0);
}
void gui_gadget_combo(struct browser_window* bw, struct gui_gadget* g, int mx, int my)
{
int count = 0;
struct formoption* o;
wimp_pointer pointer;
if (combo_menu != NULL)
xfree(combo_menu);
o = g->data.select.items;
while (o != NULL)
{
count++;
o = o->next;
}
combo_menu = xcalloc(1, sizeof(wimp_menu_entry) * count + offsetof(wimp_menu, entries));
combo_menu->title_data.indirected_text.text = "Select";
combo_menu->title_fg = wimp_COLOUR_BLACK;
combo_menu->title_bg = wimp_COLOUR_LIGHT_GREY;
combo_menu->work_fg = wimp_COLOUR_BLACK;
combo_menu->work_bg = wimp_COLOUR_WHITE;
combo_menu->width = 0;
combo_menu->height = wimp_MENU_ITEM_HEIGHT;
combo_menu->gap = wimp_MENU_ITEM_GAP;
o = g->data.select.items;
count = 0;
while (o != NULL)
{
combo_menu->entries[count].menu_flags = 0;
if (count == 0)
combo_menu->entries[count].menu_flags = wimp_MENU_TITLE_INDIRECTED;
if (o->selected)
combo_menu->entries[count].menu_flags |= wimp_MENU_TICKED;
if (o->next == NULL)
combo_menu->entries[count].menu_flags |= wimp_MENU_LAST;
combo_menu->entries[count].sub_menu = wimp_NO_SUB_MENU;
combo_menu->entries[count].icon_flags = wimp_ICON_TEXT | wimp_ICON_INDIRECTED | wimp_ICON_FILLED | wimp_ICON_VCENTRED | (wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) | (wimp_COLOUR_WHITE << wimp_ICON_BG_COLOUR_SHIFT) | (wimp_BUTTON_MENU_ICON << wimp_ICON_BUTTON_TYPE_SHIFT);
combo_menu->entries[count].data.indirected_text.text = o->text;
combo_menu->entries[count].data.indirected_text.validation = "\0";
combo_menu->entries[count].data.indirected_text.size = strlen(o->text);
count++;
o = o->next;
}
wimp_get_pointer_info(&pointer);
//wimp_create_menu(combo_menu, pointer.pos.x - 64, pointer.pos.y);
current_gadget = g;
ro_gui_create_menu(combo_menu, pointer.pos.x - 64, pointer.pos.y, bw->window);
}
void gui_edit_textarea(struct browser_window* bw, struct gui_gadget* g)
{
FILE* file;
system("cdir <Wimp$ScrapDir>.NetSurf");
file = fopen("<Wimp$Scrapdir>.NetSurf.TextArea", "w");
if (g->data.textarea.text != 0)
fprintf(file, "%s", g->data.textarea.text);
fclose(file);
system("settype <Wimp$ScrapDir>.NetSurf.TextArea FFF");
system("filer_run <Wimp$ScrapDir>.NetSurf.TextArea");
}
struct msg_datasave {
wimp_w w;
wimp_i i;
os_coord pos;
int size;
int filetype;
char leafname[212];
};
typedef struct msg_datasave msg_datasave;
void ro_msg_datasave(wimp_message* block)
{
gui_window* gui;
struct browser_window* bw;
msg_datasave* data;
int x,y;
struct box_selection* click_boxes;
int found, plot_index;
int i;
int done = 0;
wimp_window_state state;
data = (msg_datasave*)block->data.reserved;
gui = ro_lookup_gui_from_w(data->w);
if (gui == NULL)
return;
bw = gui->data.browser.bw;
state.w = data->w;
wimp_get_window_state(&state);
x = browser_x_units(window_x_units(data->pos.x, &state));
y = browser_y_units(window_y_units(data->pos.y, &state));
found = 0;
click_boxes = NULL;
plot_index = 0;
box_under_area(bw->current_content->data.html.layout->children,
x, y, 0, 0, &click_boxes, &found, &plot_index);
if (found == 0)
return 0;
for (i = found - 1; i >= 0; i--)
{
if (click_boxes[i].box->gadget != NULL)
{
if (click_boxes[i].box->gadget->type == GADGET_TEXTAREA && data->filetype == 0xFFF)
{
/* load the text in! */
fprintf(stderr, "REPLYING TO MESSAGE MATE\n");
block->action = message_DATA_SAVE_ACK;
block->your_ref = block->my_ref;
block->my_ref = 0;
strcpy(block->data.reserved[24], "<Wimp$Scrap>");
wimp_send_message(wimp_USER_MESSAGE, block, block->sender);
}
}
}
xfree(click_boxes);
}
void ro_msg_dataload(wimp_message* block)
{
gui_window* gui;
struct browser_window* bw;
msg_datasave* data;
int x,y;
struct box_selection* click_boxes;
int found, plot_index;
int i;
int done = 0;
wimp_window_state state;
data = (msg_datasave*)block->data.reserved;
gui = ro_lookup_gui_from_w(data->w);
if (gui == NULL)
return;
bw = gui->data.browser.bw;
state.w = data->w;
wimp_get_window_state(&state);
x = browser_x_units(window_x_units(data->pos.x, &state));
y = browser_y_units(window_y_units(data->pos.y, &state));
found = 0;
click_boxes = NULL;
plot_index = 0;
box_under_area(bw->current_content->data.html.layout->children,
x, y, 0, 0, &click_boxes, &found, &plot_index);
if (found == 0)
return 0;
for (i = found - 1; i >= 0; i--)
{
if (click_boxes[i].box->gadget != NULL)
{
if (click_boxes[i].box->gadget->type == GADGET_TEXTAREA && data->filetype == 0xFFF)
{
/* load the text in! */
if (click_boxes[i].box->gadget->data.textarea.text != 0)
xfree(click_boxes[i].box->gadget->data.textarea.text);
click_boxes[i].box->gadget->data.textarea.text = load(data->leafname);
gui_redraw_gadget(bw, click_boxes[i].box->gadget);
}
}
}
xfree(click_boxes);
}
struct browser_window* current_textbox_bw;
struct gui_gadget* current_textbox = 0;
wimp_w current_textbox_w;
wimp_i current_textbox_i;
void gui_set_gadget_extent(struct box* box, int x, int y, os_box* extent, struct gui_gadget* g)
{
struct box* c;
if (box->gadget == g)
{
extent->x0 = x + box->x * 2;
extent->y0 = y - box->y * 2 - box->height * 2;
extent->x1 = x + box->x * 2 + box->width * 2;
extent->y1 = y - box->y * 2;
return;
}
for (c = box->children; c != 0; c = c->next)
if (c->type != BOX_FLOAT_LEFT && c->type != BOX_FLOAT_RIGHT)
gui_set_gadget_extent(c, x + box->x * 2, y - box->y * 2, extent, g);
for (c = box->float_children; c != 0; c = c->next_float)
gui_set_gadget_extent(c, x + box->x * 2, y - box->y * 2, extent, g);
}
void gui_edit_textbox(struct browser_window* bw, struct gui_gadget* g)
{
wimp_icon_create icon;
wimp_pointer pointer;
wimp_window_state state;
int pointer_x;
int letter_x;
int textbox_x;
int offset;
wimp_get_pointer_info(&pointer);
if (current_textbox != 0)
{
wimp_delete_icon(current_textbox_w, current_textbox_i);
gui_redraw_gadget(current_textbox_bw, current_textbox);
}
current_textbox_bw = bw;
current_textbox_w = bw->window->data.browser.window;
icon.w = current_textbox_w;
gui_set_gadget_extent(bw->current_content->data.html.layout->children, 0, 0, &icon.icon.extent, g);
fprintf(stderr, "ICON EXTENT %d %d %d %d\n", icon.icon.extent.x0, icon.icon.extent.y0, icon.icon.extent.x1, icon.icon.extent.y1);
icon.icon.flags = wimp_ICON_TEXT | wimp_ICON_BORDER |
wimp_ICON_VCENTRED | wimp_ICON_FILLED |
wimp_ICON_INDIRECTED |
(wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) |
(wimp_COLOUR_WHITE << wimp_ICON_BG_COLOUR_SHIFT) |
(wimp_BUTTON_WRITABLE << wimp_ICON_BUTTON_TYPE_SHIFT);
icon.icon.data.indirected_text.text = g->data.textbox.text;
icon.icon.data.indirected_text.size = g->data.textbox.maxlength;
icon.icon.data.indirected_text.validation = " ";
current_textbox_i = wimp_create_icon(&icon);
current_textbox = g;
gui_redraw_gadget(bw, current_textbox);
state.w = current_textbox_w;
wimp_get_window_state(&state);
pointer_x = window_x_units(pointer.pos.x, &state);
textbox_x = icon.icon.extent.x0;
offset = strlen(g->data.textbox.text);
while (offset > 0)
{
letter_x = wimptextop_string_width(g->data.textbox.text, offset);
if (letter_x < pointer_x - textbox_x)
break;
offset--;
}
wimp_set_caret_position(current_textbox_w, current_textbox_i, 0,0,-1, offset);
}
void gui_remove_gadget(struct gui_gadget* g)
{
if (g == current_textbox && g != 0)
{
wimp_delete_icon(current_textbox_w, current_textbox_i);
gui_redraw_gadget(current_textbox_bw, current_textbox);
current_textbox = 0;
}
}

3
riscos/gui.h
View File

@ -1,5 +1,5 @@
/**
* $Id: gui.h,v 1.2 2002/10/15 10:41:12 monkeyson Exp $
* $Id: gui.h,v 1.3 2002/12/30 22:56:30 monkeyson Exp $
*/
#ifndef _NETSURF_RISCOS_GUI_H_
@ -47,5 +47,6 @@ void ro_gui_window_click(gui_window* g, wimp_pointer* mouse);
void ro_gui_window_open(gui_window* g, wimp_open* open);
void ro_gui_window_redraw(gui_window* g, wimp_draw* redraw);
//void ro_gui_window_keypress(gui_window* g, wimp_key* key);
void gui_remove_gadget(struct gui_gadget* g);
#endif