int _al_show_native_message_box(ALLEGRO_DISPLAY *display,
ALLEGRO_NATIVE_DIALOG *fd)
{
UINT type = 0;
int result;
uint16_t *wide_text, *wide_title;
size_t text_len, title_len;
/* Note: the message box code cannot assume that Allegro is installed. */
if (fd->flags & ALLEGRO_MESSAGEBOX_QUESTION)
type |= MB_ICONQUESTION;
else if (fd->flags & ALLEGRO_MESSAGEBOX_WARN)
type |= MB_ICONWARNING;
else if (fd->flags & ALLEGRO_MESSAGEBOX_ERROR)
type |= MB_ICONERROR;
else
type |= MB_ICONINFORMATION;
if (fd->flags & ALLEGRO_MESSAGEBOX_YES_NO)
type |= MB_YESNO;
else if (fd->flags & ALLEGRO_MESSAGEBOX_OK_CANCEL)
type |= MB_OKCANCEL;
/* heading + text are combined together */
if (al_ustr_size(fd->mb_heading))
al_ustr_append_cstr(fd->mb_heading, "\n\n");
al_ustr_append(fd->mb_heading, fd->mb_text);
text_len = al_ustr_size_utf16(fd->mb_heading);
title_len = al_ustr_size_utf16(fd->title);
wide_text = al_malloc(text_len + 1);
if (!wide_text)
return 0;
wide_title = al_malloc(title_len + 1);
if (!wide_title) {
al_free(wide_text);
return 0;
}
al_ustr_encode_utf16(fd->mb_heading, wide_text, text_len);
al_ustr_encode_utf16(fd->title, wide_title, title_len);
result = MessageBoxW(al_get_win_window_handle(display),
(LPCWSTR) wide_text, (LPCWSTR) wide_title, type);
al_free(wide_text);
al_free(wide_title);
if (result == IDYES || result == IDOK)
return 1;
else
return 0;
}
//return the new start
int wz_find_eol(ALLEGRO_USTR* text, ALLEGRO_FONT* font, float max_width, int start, int* end)
{
int a, b;
int first = 1;
int last = 0;
a = start;
while(1)
{
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR* token;
float len;
/*
Find the end of current token
*/
b = al_ustr_find_set_cstr(text, a, "\t\n ");
if(b == -1) //found nothing
{
b = al_ustr_size(text); //this is the last whole word
last = 1;
}
/*
Check to see if the token fits
*/
token = al_ref_ustr(&info, text, start, b);
len = al_get_ustr_width(font, token);
if (len < max_width || first)
{
if(last)
{
*end = b + 1;
return -1;
}
}
else //we return the last num
{
*end = a - 1;
return a;
}
/*
Check what character we found
*/
{
int character = al_ustr_get(text, b);
if(character == '\n')
{
*end = b;
return b + 1;
}
}
a = b + 1;
first = 0;
}
}
/* No memory needs to be freed. */
static void t4(void)
{
const char *s = "This contains an embedded NUL: \0 <-- here";
ALLEGRO_USTR_INFO info;
const ALLEGRO_USTR *us = al_ref_buffer(&info, s, sizeof(s));
CHECK(al_ustr_size(us) == sizeof(s));
CHECK(0 == memcmp(al_cstr(us), s, sizeof(s)));
}
/* Function: al_ustr_append_chr
*/
size_t al_ustr_append_chr(ALLEGRO_USTR *us, int32_t c)
{
uint32_t uc = c;
if (uc < 128) {
return (_al_bconchar(us, uc) == _AL_BSTR_OK) ? 1 : 0;
}
return al_ustr_insert_chr(us, al_ustr_size(us), c);
}
/* [gtk thread] */
static gboolean create_native_message_box(gpointer data)
{
Msg *msg = data;
ALLEGRO_DISPLAY *display = msg->display;
ALLEGRO_NATIVE_DIALOG *fd = msg->dialog;
GtkWidget *window;
/* Create a new file selection widget */
GtkMessageType type = GTK_MESSAGE_INFO;
GtkButtonsType buttons = GTK_BUTTONS_OK;
if (fd->flags & ALLEGRO_MESSAGEBOX_YES_NO) type = GTK_MESSAGE_QUESTION;
if (fd->flags & ALLEGRO_MESSAGEBOX_QUESTION) type = GTK_MESSAGE_QUESTION;
if (fd->flags & ALLEGRO_MESSAGEBOX_WARN) type = GTK_MESSAGE_WARNING;
if (fd->flags & ALLEGRO_MESSAGEBOX_ERROR) type = GTK_MESSAGE_ERROR;
if (fd->flags & ALLEGRO_MESSAGEBOX_YES_NO) buttons = GTK_BUTTONS_YES_NO;
if (fd->flags & ALLEGRO_MESSAGEBOX_OK_CANCEL) buttons = GTK_BUTTONS_OK_CANCEL;
if (fd->mb_buttons) buttons = GTK_BUTTONS_NONE;
window = gtk_message_dialog_new(NULL, 0, type, buttons, "%s",
al_cstr(fd->mb_heading));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(window), "%s",
al_cstr(fd->mb_text));
make_transient(display, window);
if (fd->mb_buttons) {
int i = 1;
int pos = 0;
while (1) {
int next = al_ustr_find_chr(fd->mb_buttons, pos, '|');
int pos2 = next;
if (next == -1)
pos2 = al_ustr_size(fd->mb_buttons);
ALLEGRO_USTR_INFO info;
const ALLEGRO_USTR *button_text;
button_text = al_ref_ustr(&info, fd->mb_buttons, pos, pos2);
pos = pos2 + 1;
char buffer[256];
al_ustr_to_buffer(button_text, buffer, sizeof buffer);
gtk_dialog_add_button(GTK_DIALOG(window), buffer, i++);
if (next == -1)
break;
}
}
gtk_window_set_title(GTK_WINDOW(window), al_cstr(fd->title));
g_signal_connect(G_OBJECT(window), "destroy", G_CALLBACK(dialog_destroy), fd);
g_signal_connect(G_OBJECT(window), "response", G_CALLBACK(msgbox_response), fd);
g_signal_connect_swapped(G_OBJECT(window), "response", G_CALLBACK(gtk_widget_destroy), window);
gtk_widget_show(window);
return FALSE;
}
/* Test that we can create and destroy strings and get their data and size. */
static void t1(void)
{
ALLEGRO_USTR *us1 = al_ustr_new("");
ALLEGRO_USTR *us2 = al_ustr_new("áƵ");
CHECK(0 == strcmp(al_cstr(us1), ""));
CHECK(0 == strcmp(al_cstr(us2), "áƵ"));
CHECK(4 == al_ustr_size(us2));
al_ustr_free(us1);
al_ustr_free(us2);
}
/* _find_executable_file:
* Helper function: searches path and current directory for executable.
* Returns 1 on succes, 0 on failure.
*/
static ALLEGRO_PATH *_find_executable_file(const char *filename)
{
char *env;
/* If filename has an explicit path, search current directory */
if (strchr(filename, '/')) {
if (filename[0] == '/') {
/* Full path; done */
return al_create_path(filename);
}
else {
struct stat finfo;
char pathname[1024];
/* Prepend current directory */
ALLEGRO_PATH *path = al_get_current_directory();
al_append_path_component(path, filename);
if ((stat(pathname, &finfo)==0) &&
(!S_ISDIR (finfo.st_mode))) {
return path;
}
}
}
/* If filename has no explicit path, but we do have $PATH, search
* there
*/
else if ((env = getenv("PATH"))) {
struct stat finfo;
ALLEGRO_USTR *us = al_ustr_new(env);
int start_pos = 0;
while (start_pos >= 0) {
int next_start_pos = al_ustr_find_chr(us, start_pos + 1, ':');
int end_pos = next_start_pos;
if (next_start_pos < 0)
end_pos = al_ustr_size(us);
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR *sub = al_ref_ustr(&info, us, start_pos, end_pos);
ALLEGRO_PATH *path = al_create_path_for_directory(al_cstr(sub));
al_append_path_component(path, filename);
if (stat(al_path_cstr(path, '/'), &finfo) == 0 &&
!S_ISDIR (finfo.st_mode)) {
return path;
}
start_pos = next_start_pos;
}
}
return NULL;
}
/* Function: al_get_path_basename
*/
const char *al_get_path_basename(const ALLEGRO_PATH *path)
{
int dot;
ASSERT(path);
dot = al_ustr_rfind_chr(path->filename, al_ustr_size(path->filename), '.');
if (dot >= 0) {
al_ustr_assign_substr(path->basename, path->filename, 0, dot);
return al_cstr(path->basename);
}
return al_cstr(path->filename);
}
/* Test al_ustr_assign, al_ustr_assign_cstr. */
static void t40(void)
{
ALLEGRO_USTR *us1 = al_ustr_new("我隻氣墊船裝滿晒鱔");
ALLEGRO_USTR *us2 = al_ustr_new("Τὸ χόβερκράφτ μου εἶναι γεμᾶτο χέλια");
CHECK(al_ustr_assign(us1, us2));
CHECK(0 == strcmp(al_cstr(us1), "Τὸ χόβερκράφτ μου εἶναι γεμᾶτο χέλια"));
CHECK(al_ustr_assign_cstr(us1, "私のホバークラフトは鰻でいっぱいです"));
CHECK(54 == al_ustr_size(us1));
al_ustr_free(us1);
al_ustr_free(us2);
}
/* An ALLEGRO_MENU_INFO structure represents a heirarchy of menus. This function
* recursively steps through it and builds the entire menu.
*/
static ALLEGRO_MENU_INFO *parse_menu_info(ALLEGRO_MENU *parent, ALLEGRO_MENU_INFO *info)
{
ASSERT(parent);
ASSERT(info);
/* The end of the menu is marked by a NULL caption and an id of 0. */
while (info->caption || info->id) {
if (!info->caption) {
/* A separator */
al_append_menu_item(parent, NULL, 0, 0, NULL, NULL);
++info;
}
else if (strlen(info->caption) > 2 &&
!strncmp("->", info->caption + strlen(info->caption) - 2, 2)) {
/* An item with a sub-menu has a -> marker as part of its caption.
* (e.g., "File->").
*/
ALLEGRO_MENU *menu = al_create_menu();
if (menu) {
/* Strip the -> mark off the end. */
ALLEGRO_USTR *s = al_ustr_new(info->caption);
al_ustr_remove_range(s, al_ustr_size(s) - 2, al_ustr_size(s));
al_append_menu_item(parent, al_cstr(s), info->id, 0, NULL, menu);
info = parse_menu_info(menu, info + 1);
al_ustr_free(s);
}
}
else {
/* Just ar regular item */
al_append_menu_item(parent, info->caption, info->id, info->flags, info->icon, NULL);
++info;
}
}
return info + 1;
}
/* Test al_ustr_set_chr. */
static void t42(void)
{
ALLEGRO_USTR *us = al_ustr_new("abcdef");
/* Same size (ASCII). */
CHECK(al_ustr_set_chr(us, 1, 'B') == 1);
CHECK(0 == strcmp(al_cstr(us), "aBcdef"));
CHECK(6 == al_ustr_size(us));
/* Enlarge to 2-bytes. */
CHECK(al_ustr_set_chr(us, 1, U_beta) == 2);
CHECK(0 == strcmp(al_cstr(us), "aβcdef"));
CHECK(7 == al_ustr_size(us));
/* Enlarge to 3-bytes. */
CHECK(al_ustr_set_chr(us, 5, U_1d08) == 3);
CHECK(0 == strcmp(al_cstr(us), "aβcdᴈf"));
CHECK(9 == al_ustr_size(us));
/* Reduce to 2-bytes. */
CHECK(al_ustr_set_chr(us, 5, U_schwa) == 2);
CHECK(0 == strcmp(al_cstr(us), "aβcdəf"));
CHECK(8 == al_ustr_size(us));
/* Set at end of string. */
CHECK(al_ustr_set_chr(us, al_ustr_size(us), U_1ff7) == 3);
CHECK(0 == strcmp(al_cstr(us), "aβcdəfῷ"));
CHECK(11 == al_ustr_size(us));
/* Set past end of string. */
CHECK(al_ustr_set_chr(us, al_ustr_size(us) + 2, U_2051) == 3);
CHECK(0 == memcmp(al_cstr(us), "aβcdəfῷ\0\0⁑", 16));
CHECK(16 == al_ustr_size(us));
/* Set before start of string (not allowed). */
CHECK(al_ustr_set_chr(us, -1, U_2051) == 0);
CHECK(16 == al_ustr_size(us));
al_ustr_free(us);
}
/* Test al_ustr_rfind_str, al_ustr_rfind_cstr. */
static void t38(void)
{
ALLEGRO_USTR *us = al_ustr_new("aábdðeéfghiíaábdðeéfghií");
int end = al_ustr_size(us);
/* al_ustr_find_cstr is s simple wrapper for al_ustr_find_str
* so we test using that.
*/
CHECK(al_ustr_rfind_cstr(us, 0, "") == 0);
CHECK(al_ustr_rfind_cstr(us, 1, "") == 1);
CHECK(al_ustr_rfind_cstr(us, end, "hií") == end - 4);
CHECK(al_ustr_rfind_cstr(us, end - 1, "hií") == 12);
CHECK(al_ustr_rfind_cstr(us, end, "ábz") == -1);
al_ustr_free(us);
}
/* Test al_ustr_rfind_chr. */
static void t32(void)
{
ALLEGRO_USTR *us = al_ustr_new("aábdðeéfghiíaábdðeéfghií");
int end = al_ustr_size(us);
/* Find ASCII. */
CHECK(al_ustr_rfind_chr(us, end, 'e') == 23);
CHECK(al_ustr_rfind_chr(us, 23, 'e') == 7); /* end_pos exclusive */
CHECK(al_ustr_rfind_chr(us, end, '.') == -1);
/* Find non-ASCII. */
CHECK(al_ustr_rfind_chr(us, end, U_i_acute) == 30);
CHECK(al_ustr_rfind_chr(us, end - 1, U_i_acute) == 14); /* end_pos exclusive */
CHECK(al_ustr_rfind_chr(us, end, U_z_bar) == -1);
al_ustr_free(us);
}
/* Test al_ustr_prev_get. */
static void t30(void)
{
ALLEGRO_USTR *us = al_ustr_new("aþ€");
int pos;
pos = al_ustr_size(us);
CHECK(al_ustr_prev_get(us, &pos) == U_euro);
CHECK(al_ustr_prev_get(us, &pos) == U_thorn);
CHECK(al_ustr_prev_get(us, &pos) == 'a');
CHECK(al_ustr_prev_get(us, &pos) == -1);
/* Start in the middle of þ. */
pos = 2;
CHECK(al_ustr_prev_get(us, &pos) == U_thorn);
al_ustr_free(us);
}
void TextEntry::draw()
{
const Theme & theme = dialog->get_theme();
SaveState state;
ALLEGRO_COLOR bg = theme.bg;
if (is_disabled()) {
bg = al_map_rgb(64, 64, 64);
}
al_draw_filled_rectangle(x1, y1, x2, y2, bg);
al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_INVERSE_ALPHA);
if (!focused) {
al_draw_ustr(theme.font, theme.fg, x1, y1, 0, UString(text, left_pos));
}
else {
int x = x1;
if (cursor_pos > 0) {
UString sub(text, left_pos, cursor_pos);
al_draw_ustr(theme.font, theme.fg, x1, y1, 0, sub);
x += al_get_ustr_width(theme.font, sub);
}
if ((unsigned) cursor_pos == al_ustr_size(text)) {
al_draw_filled_rectangle(x, y1, x + CURSOR_WIDTH,
y1 + al_get_font_line_height(theme.font), theme.fg);
}
else {
int post_cursor = cursor_pos;
al_ustr_next(text, &post_cursor);
UString sub(text, cursor_pos, post_cursor);
int subw = al_get_ustr_width(theme.font, sub);
al_draw_filled_rectangle(x, y1, x + subw,
y1 + al_get_font_line_height(theme.font), theme.fg);
al_draw_ustr(theme.font, theme.bg, x, y1, 0, sub);
x += subw;
al_draw_ustr(theme.font, theme.fg, x, y1, 0,
UString(text, post_cursor));
}
}
}
void wz_snap_editbox(WZ_EDITBOX* box)
{
WZ_WIDGET* wgt = (WZ_WIDGET*)box;
ALLEGRO_FONT* font = wgt->theme->get_font(wgt->theme, 0);
int len = al_ustr_length(box->text);
int size = al_ustr_size(box->text);
int scroll_offset = al_ustr_offset(box->text, box->scroll_pos);
int cursor_offset;
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR* text = al_ref_ustr(&info, box->text, scroll_offset, size);
int max_rel_cursor_pos = wz_get_text_pos(font, text, wgt->w);
if (box->cursor_pos < box->scroll_pos)
{
box->scroll_pos = box->cursor_pos;
}
if (box->cursor_pos > box->scroll_pos + max_rel_cursor_pos)
{
box->scroll_pos = box->cursor_pos - max_rel_cursor_pos;
}
if (box->cursor_pos > 0 && box->cursor_pos - box->scroll_pos < 1)
{
box->scroll_pos--;
}
if (box->cursor_pos > len)
{
box->cursor_pos = len;
}
if (box->cursor_pos < 0)
{
box->cursor_pos = 0;
}
scroll_offset = al_ustr_offset(box->text, box->scroll_pos);
cursor_offset = al_ustr_offset(box->text, box->cursor_pos);
text = al_ref_ustr(&info, box->text, scroll_offset, cursor_offset);
if (al_get_ustr_width(font, text) > wgt->w)
{
box->scroll_pos++;
}
}
static bool ljoy_detect_device_name(int num, ALLEGRO_USTR *device_name)
{
char key[80];
const char *value;
struct stat stbuf;
al_ustr_truncate(device_name, 0);
snprintf(key, sizeof(key), "device%d", num);
value = al_get_config_value(al_get_system_config(), "joystick", key);
if (value)
al_ustr_assign_cstr(device_name, value);
if (al_ustr_size(device_name) == 0)
al_ustr_appendf(device_name, "/dev/input/event%d", num);
return (stat(al_cstr(device_name), &stbuf) == 0);
}
/* Test al_ustr_get_next. */
static void t29(void)
{
ALLEGRO_USTR *us = al_ustr_new("aþ€");
int pos;
pos = 0;
CHECK(al_ustr_get_next(us, &pos) == 'a');
CHECK(al_ustr_get_next(us, &pos) == U_thorn);
CHECK(al_ustr_get_next(us, &pos) == U_euro);
CHECK(al_ustr_get_next(us, &pos) == -1);
CHECK(pos == (int) al_ustr_size(us));
/* Start in the middle of þ. */
pos = 2;
CHECK(al_ustr_get_next(us, &pos) == -2);
CHECK(al_ustr_get_next(us, &pos) == U_euro);
al_ustr_free(us);
}
void TextEntry::on_key_down(const ALLEGRO_KEYBOARD_EVENT & event)
{
if (is_disabled())
return;
switch (event.keycode) {
case ALLEGRO_KEY_LEFT:
al_ustr_prev(text, &cursor_pos);
break;
case ALLEGRO_KEY_RIGHT:
al_ustr_next(text, &cursor_pos);
break;
case ALLEGRO_KEY_HOME:
cursor_pos = 0;
break;
case ALLEGRO_KEY_END:
cursor_pos = al_ustr_size(text);
break;
case ALLEGRO_KEY_DELETE:
al_ustr_remove_chr(text, cursor_pos);
break;
case ALLEGRO_KEY_BACKSPACE:
if (al_ustr_prev(text, &cursor_pos))
al_ustr_remove_chr(text, cursor_pos);
break;
default:
if (event.unichar >= ' ') {
al_ustr_insert_chr(text, cursor_pos, event.unichar);
cursor_pos += al_utf8_width(event.unichar);
}
break;
}
maybe_scroll();
dialog->request_draw();
}
static bool fs_apk_change_directory(const char *path)
{
ALLEGRO_USTR *us;
bool ret;
/* Figure out which directory we are trying to change to. */
if (path_is_absolute(path))
us = al_ustr_new(path);
else
us = apply_cwd(path);
ensure_trailing_slash(us);
if ((size_t) al_ustr_size(us) < sizeof(fs_apk_cwd)) {
al_ustr_to_buffer(us, fs_apk_cwd, sizeof(fs_apk_cwd));
ret = true;
}
al_ustr_free(us);
return ret;
}
/* Test al_ustr_prev. */
static void t26(void)
{
ALLEGRO_USTR *us = al_ustr_new("aþ€\xf4\x8f\xbf\xbf");
int pos = al_ustr_size(us);
CHECK(al_ustr_prev(us, &pos)); /* U+10FFFF */
CHECK(pos == 6);
CHECK(al_ustr_prev(us, &pos)); /* € */
CHECK(pos == 3);
CHECK(al_ustr_prev(us, &pos)); /* þ */
CHECK(pos == 1);
CHECK(al_ustr_prev(us, &pos)); /* a */
CHECK(pos == 0);
CHECK(!al_ustr_prev(us, &pos)); /* begin */
CHECK(pos == 0);
al_ustr_free(us);
}
/* Test al_ustr_remove_chr. */
static void t43(void)
{
ALLEGRO_USTR *us = al_ustr_new("«aβῷ»");
CHECK(al_ustr_remove_chr(us, 2));
CHECK(0 == strcmp(al_cstr(us), "«βῷ»"));
CHECK(al_ustr_remove_chr(us, 2));
CHECK(0 == strcmp(al_cstr(us), "«ῷ»"));
CHECK(al_ustr_remove_chr(us, 2));
CHECK(0 == strcmp(al_cstr(us), "«»"));
/* Not at beginning of code point. */
CHECK(! al_ustr_remove_chr(us, 1));
/* Out of bounds. */
CHECK(! al_ustr_remove_chr(us, -1));
CHECK(! al_ustr_remove_chr(us, al_ustr_size(us)));
al_ustr_free(us);
}
int _al_parse_key_binding(const char *s, unsigned int *modifiers)
{
ALLEGRO_USTR *us;
unsigned start = 0;
int keycode = 0;
us = al_ustr_new(s);
al_ustr_trim_ws(us);
*modifiers = 0;
while (start < al_ustr_size(us)) {
/* XXX not all keys can be bound due to a conflict with the delimiter
* characters
*/
int end = al_ustr_find_set_cstr(us, start, "+-");
unsigned int mod;
/* Last component must be a key. */
if (end == -1) {
keycode = match_key_name(al_cstr(us) + start);
break;
}
/* Otherwise must be a modifier. */
al_ustr_set_chr(us, end, '\0');
mod = match_modifier(al_cstr(us) + start);
if (!mod) {
break;
}
(*modifiers) |= mod;
start = end + 1;
}
al_ustr_free(us);
return keycode;
}
/* Function: al_is_path_present
*/
bool al_is_path_present(const ALLEGRO_PATH *path)
{
ALLEGRO_USTR *ustr;
bool rc;
ASSERT(path);
ustr = al_ustr_new("");
path_to_ustr(path, ALLEGRO_NATIVE_PATH_SEP, ustr);
/* Windows' stat() doesn't like the slash at the end of the path when
* the path is pointing to a directory. There are other places which
* might require the same fix.
*/
#ifdef ALLEGRO_WINDOWS
if (al_ustr_has_suffix_cstr(ustr, "\\")) {
al_ustr_truncate(ustr, al_ustr_size(ustr) - 1);
}
#endif
rc = al_filename_exists(al_cstr(ustr));
al_ustr_free(ustr);
return rc;
}
/*
Title: Edit Box
Section: Internal
Function: wz_editbox_proc
See also:
<wz_widget_proc>
*/
int wz_editbox_proc(WZ_WIDGET* wgt, ALLEGRO_EVENT* event)
{
int ret = 1;
WZ_EDITBOX* box = (WZ_EDITBOX*)wgt;
switch (event->type)
{
case WZ_DRAW:
{
if (wgt->flags & WZ_STATE_HIDDEN)
{
ret = 0;
}
else
{
int size = al_ustr_size(box->text);
int scroll_offset = al_ustr_offset(box->text, box->scroll_pos);
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR* text = al_ref_ustr(&info, box->text, scroll_offset, size);
int pos = box->cursor_pos - box->scroll_pos;
int flags = 0;
if(wgt->flags & WZ_STATE_DISABLED)
flags = WZ_STYLE_DISABLED;
else if(wgt->flags & WZ_STATE_HAS_FOCUS)
flags = WZ_STYLE_FOCUSED;
wgt->theme->draw_editbox(wgt->theme, wgt->local_x, wgt->local_y, wgt->w, wgt->h, pos, text, flags);
}
break;
}
case ALLEGRO_EVENT_MOUSE_BUTTON_DOWN:
{
if (wgt->flags & WZ_STATE_DISABLED)
{
ret = 0;
}
else if (event->mouse.button == 1 && wz_widget_rect_test(wgt, event->mouse.x, event->mouse.y))
{
int len = al_ustr_length(box->text);
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR* text = al_ref_ustr(&info, box->text, box->scroll_pos, len - 1);
ALLEGRO_FONT* font = wgt->theme->get_font(wgt->theme, 0);
wz_ask_parent_for_focus(wgt);
box->cursor_pos = wz_get_text_pos(font, text, event->mouse.x - wgt->x) + box->scroll_pos;
}
else
ret = 0;
break;
}
#if (ALLEGRO_SUB_VERSION > 0)
case ALLEGRO_EVENT_TOUCH_BEGIN:
{
if (wgt->flags & WZ_STATE_DISABLED)
{
ret = 0;
}
else if (wz_widget_rect_test(wgt, event->touch.x, event->touch.y))
{
int len = al_ustr_length(box->text);
ALLEGRO_USTR_INFO info;
ALLEGRO_USTR* text = al_ref_ustr(&info, box->text, box->scroll_pos, len - 1);
ALLEGRO_FONT* font = wgt->theme->get_font(wgt->theme, 0);
wz_ask_parent_for_focus(wgt);
box->cursor_pos = wz_get_text_pos(font, text, event->touch.x - wgt->x) + box->scroll_pos;
}
else
ret = 0;
break;
}
#endif
case WZ_HANDLE_SHORTCUT:
{
wz_ask_parent_for_focus(wgt);
break;
}
case WZ_DESTROY:
{
if(box->own)
al_ustr_free(box->text);
ret = 0;
break;
}
case ALLEGRO_EVENT_KEY_CHAR:
{
int len;
if(wgt->flags & WZ_STATE_DISABLED || !(wgt->flags & WZ_STATE_HAS_FOCUS))
{
ret = 0;
break;
}
else if(event->keyboard.modifiers & ALLEGRO_KEYMOD_CTRL || event->keyboard.modifiers & ALLEGRO_KEYMOD_ALT)
{
ret = 0;
}
len = al_ustr_length(box->text);
if((int)(event->keyboard.unichar) > 31 && (int)(event->keyboard.unichar) != 127)
{
al_ustr_insert_chr(box->text, al_ustr_offset(box->text, box->cursor_pos), event->keyboard.unichar);
box->cursor_pos++;
}
else
{
switch (event->keyboard.keycode)
{
case ALLEGRO_KEY_BACKSPACE:
{
if (len > 0 && box->cursor_pos > 0)
{
al_ustr_remove_chr(box->text, al_ustr_offset(box->text, box->cursor_pos - 1));
box->cursor_pos--;
}
break;
}
case ALLEGRO_KEY_DELETE:
{
if (len > 0 && box->cursor_pos < len)
{
al_ustr_remove_chr(box->text, al_ustr_offset(box->text, box->cursor_pos));
}
break;
}
case ALLEGRO_KEY_LEFT:
{
if (box->cursor_pos > 0)
{
box->cursor_pos--;
}
else
ret = 0;
break;
}
case ALLEGRO_KEY_RIGHT:
{
if (box->cursor_pos < len)
{
box->cursor_pos++;
}
else
ret = 0;
break;
}
case ALLEGRO_KEY_HOME:
{
box->cursor_pos = 0;
break;
}
case ALLEGRO_KEY_END:
{
len = al_ustr_length(box->text);
box->cursor_pos = len;
break;
}
case ALLEGRO_KEY_ENTER:
{
wz_trigger(wgt);
break;
}
default:
ret = 0;
}
}
wz_snap_editbox(box);
break;
}
case WZ_SET_CURSOR_POS:
{
box->cursor_pos = event->user.data3;
wz_snap_editbox(box);
}
case WZ_SET_TEXT:
{
if(box->own)
{
al_ustr_assign(box->text, (ALLEGRO_USTR*)event->user.data3);
}
else
box->text = (ALLEGRO_USTR*)event->user.data3;
wz_snap_editbox(box);
break;
}
case WZ_TRIGGER:
{
ALLEGRO_EVENT ev;
wz_craft_event(&ev, WZ_TEXT_CHANGED, wgt, 0);
al_emit_user_event(wgt->source, &ev, 0);
break;
}
case ALLEGRO_EVENT_MOUSE_AXES:
{
if (wgt->flags & WZ_STATE_DISABLED)
{
ret = 0;
}
if (wz_widget_rect_test(wgt, event->mouse.x, event->mouse.y))
{
wz_ask_parent_for_focus(wgt);
}
return wz_widget_proc(wgt, event);
break;
}
default:
ret = 0;
}
if (ret == 0)
ret = wz_widget_proc(wgt, event);
return ret;
}
static void t2(void)
{
CHECK(0 == al_ustr_size(al_ustr_empty_string()));
CHECK(0 == strcmp(al_cstr(al_ustr_empty_string()), ""));
}
/* parse_path_string:
*
* Parse a path string according to the following grammar. The last
* component, if it is not followed by a directory separator, is interpreted
* as the filename component, unless it is "." or "..".
*
* GRAMMAR
*
* path ::= "//" c+ "/" nonlast [Windows only]
* | c ":" nonlast [Windows only]
* | nonlast
*
* nonlast ::= c* "/" nonlast
* | last
*
* last ::= "."
* | ".."
* | filename
*
* filename ::= c* [but not "." and ".."]
*
* c ::= any character but '/'
*/
static bool parse_path_string(const ALLEGRO_USTR *str, ALLEGRO_PATH *path)
{
ALLEGRO_USTR_INFO dot_info;
ALLEGRO_USTR_INFO dotdot_info;
const ALLEGRO_USTR * dot = al_ref_cstr(&dot_info, ".");
const ALLEGRO_USTR * dotdot = al_ref_cstr(&dotdot_info, "..");
ALLEGRO_USTR *piece = al_ustr_new("");
int pos = 0;
bool on_windows;
/* We compile the drive handling code on non-Windows platforms to prevent
* it becoming broken.
*/
#ifdef ALLEGRO_WINDOWS
on_windows = true;
#else
on_windows = false;
#endif
if (on_windows) {
/* UNC \\server\share name */
if (al_ustr_has_prefix_cstr(str, "//")) {
int slash = al_ustr_find_chr(str, 2, '/');
if (slash == -1 || slash == 2) {
/* Missing slash or server component is empty. */
goto Error;
}
al_ustr_assign_substr(path->drive, str, pos, slash);
pos = slash + 1;
}
else {
/* Drive letter. */
int colon = al_ustr_offset(str, 1);
if (colon > -1 && al_ustr_get(str, colon) == ':') {
/* Include the colon in the drive string. */
al_ustr_assign_substr(path->drive, str, 0, colon + 1);
pos = colon + 1;
}
}
}
for (;;) {
int slash = al_ustr_find_chr(str, pos, '/');
if (slash == -1) {
/* Last component. */
al_ustr_assign_substr(piece, str, pos, al_ustr_size(str));
if (al_ustr_equal(piece, dot) || al_ustr_equal(piece, dotdot)) {
al_append_path_component(path, al_cstr(piece));
}
else {
/* This might be an empty string, but that's okay. */
al_ustr_assign(path->filename, piece);
}
break;
}
/* Non-last component. */
al_ustr_assign_substr(piece, str, pos, slash);
al_append_path_component(path, al_cstr(piece));
pos = slash + 1;
}
al_ustr_free(piece);
return true;
Error:
al_ustr_free(piece);
return false;
}
static bool path_is_absolute(const ALLEGRO_PATH *path)
{
/* If the first segment is empty, we have an absolute path. */
return (_al_vector_size(&path->segments) > 0)
&& (al_ustr_size(get_segment(path, 0)) == 0);
}
int main(int argc, char **argv)
{
InitAllegro();
ALLEGRO_KEYBOARD_STATE klawiatura;
ALLEGRO_MOUSE_STATE mysz;
ALLEGRO_EVENT_QUEUE* event_queue = al_create_event_queue();
ALLEGRO_EVENT_QUEUE* key_queue = al_create_event_queue();
ALLEGRO_DISPLAY* okno = al_create_display(WINDOW_WIDTH, WINDOW_HEIGHT);
ALLEGRO_FONT* defaultFont = al_create_builtin_font();
ALLEGRO_TIMER* timer = al_create_timer(1.0 / 60.0);
al_register_event_source(key_queue, al_get_display_event_source(okno));
al_register_event_source(event_queue, al_get_display_event_source(okno));
al_register_event_source(key_queue, al_get_keyboard_event_source());
al_register_event_source(event_queue, al_get_timer_event_source(timer));
al_set_window_title(okno, "Fraktale");
al_set_target_bitmap(al_get_backbuffer(okno));
Menu* menu = new Menu(WINDOW_WIDTH, WINDOW_HEIGHT);
Mandelbrot* mandelbrot = new Mandelbrot(WINDOW_WIDTH, WINDOW_HEIGHT, defaultFont);
Julia* julia = new Julia(WINDOW_WIDTH, WINDOW_HEIGHT, defaultFont);
Window* window = new Window(menu, mandelbrot, julia);
menu->SetWindow(window);
mandelbrot->SetWindow(window);
julia->SetWindow(window);
const ALLEGRO_COLOR backgroundColor = al_map_rgb(255, 255, 255);
const ALLEGRO_COLOR frameColor = al_map_rgb(255, 255, 255);
const int frameThickness = 2;
ALLEGRO_USTR* str = al_ustr_new("");
int pos = (int)al_ustr_size(str);
ALLEGRO_EVENT ev;
double blokadaKlikniecia = al_get_time();
int poczX = -1, poczY = -1, poprzedniStan = window->stanOkna;
bool petla = true, klikniecieMyszy = false, klawiszWcisniety = false, wpisywanieIteracji = false;
double screenRatio = static_cast<double>(WINDOW_HEIGHT) / static_cast<double>(WINDOW_WIDTH);
while (petla)
{
if (poprzedniStan != window->stanOkna)
{
blokadaKlikniecia = al_get_time();
}
poprzedniStan = window->stanOkna;
al_get_next_event(event_queue, &ev);
al_get_mouse_state(&mysz);
int mx = mysz.x;
int my = mysz.y;
bool koniecKlikniecia = false;
if (mysz.buttons & 1 && klikniecieMyszy == false && al_get_time() > blokadaKlikniecia + 0.3)
{
klikniecieMyszy = true;
if (window->CzyFraktal())
{
poczX = mx;
poczY = my;
}
}
else if (!(mysz.buttons & 1) && klikniecieMyszy == true && al_get_time() > blokadaKlikniecia + 0.3)
{
klikniecieMyszy = false;
int pp = window->stanOkna;
int respond = window->Click(mx, my);
if (respond == Responds_t::RESPOND_CLOSE_WINDOW)
petla = false;
if (window->CzyFraktal() && (pp == WINDOWSTATE_MANDELBROT || pp == WINDOWSTATE_JULIA))
{
koniecKlikniecia = true;
}
if (pp == WINDOWSTATE_MENU && window->CzyFraktal())
{
window->ZaladujFraktal();
}
}
if (koniecKlikniecia)
{
if (window->CzyFraktal())
{
Fraktal* fraktal = window->AktualnyFraktal();
fraktal->Powieksz(poczX, mx, poczY, SkalujY(poczY, screenRatio, poczX, mx));
}
poczX = -1, poczY = -1;
}
al_get_next_event(key_queue, &ev);
if (ev.type == ALLEGRO_EVENT_KEY_DOWN && klawiszWcisniety == false && window->CzyFraktal())
{
int kod = ev.keyboard.keycode;
klawiszWcisniety = true;
if (kod == 9)
{
wpisywanieIteracji = true;
}
else if (kod == 10)
{
Fraktal* fraktal = window->AktualnyFraktal();
fraktal->Resetuj();
}
else if (kod >= 27 && kod <= 36 && wpisywanieIteracji)
{
pos += al_ustr_append_chr(str, kod + 21);
}
else if (kod == ALLEGRO_KEY_ENTER)
{
if (wpisywanieIteracji == true)
wpisywanieIteracji = false;
unsigned char* tmp = str->data;
int t = atoi((const char*)tmp);
window->SetIteracje(t);
}
else if (kod == ALLEGRO_KEY_BACKSPACE)
{
if (al_ustr_prev(str, &pos))
al_ustr_truncate(str, pos);
}
else if (kod == ALLEGRO_KEY_ESCAPE)
{
window->stanOkna = WINDOWSTATE_MENU;
}
}
else if (ev.type == ALLEGRO_EVENT_KEY_UP)
{
klawiszWcisniety = false;
}
al_clear_to_color(backgroundColor);
if (wpisywanieIteracji)
window->Draw(str);
else
window->Draw(NULL);
if(poczX != -1)
al_draw_rectangle(poczX, poczY, mx, SkalujY(poczY, screenRatio, poczX, mx), frameColor, frameThickness);
al_flip_display();
}
al_destroy_display(okno);
return 0;
}
/* [nd_gtk thread] */
static gboolean create_gtk_file_dialog(gpointer data)
{
GTK_FILE_DIALOG_MESSAGE *msg = data;
ALLEGRO_DISPLAY *display = msg->display;
ALLEGRO_NATIVE_DIALOG *fd = msg->dialog;
bool save = fd->flags & ALLEGRO_FILECHOOSER_SAVE;
gint result;
GtkWidget *window;
window =
gtk_file_chooser_dialog_new(al_cstr(fd->title),
NULL,
save ? GTK_FILE_CHOOSER_ACTION_SAVE : GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
save ? GTK_STOCK_SAVE : GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
_al_gtk_make_transient(display, window);
if (fd->fc_initial_path) {
gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(window),
al_path_cstr(fd->fc_initial_path, ALLEGRO_NATIVE_PATH_SEP));
}
if (fd->flags & ALLEGRO_FILECHOOSER_MULTIPLE)
gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(window), true);
/* FIXME: Move all this filter parsing stuff into a common file. */
if (al_ustr_size(fd->fc_patterns) > 0) {
GtkFileFilter* filter = gtk_file_filter_new();
int start = 0;
int end = 0;
bool is_mime_type = false;
while (true) {
int32_t c = al_ustr_get(fd->fc_patterns, end);
if (c < 0 || c == ';') {
if (end - start > 0) {
ALLEGRO_USTR* pattern = al_ustr_dup_substr(fd->fc_patterns, start, end);
if (is_mime_type) {
gtk_file_filter_add_mime_type(filter, al_cstr(pattern));
}
else {
gtk_file_filter_add_pattern(filter, al_cstr(pattern));
}
al_ustr_free(pattern);
}
start = end + 1;
is_mime_type = false;
}
if (c == '/')
is_mime_type = true;
if (c < 0)
break;
end += al_utf8_width(c);
}
gtk_file_filter_set_name(filter, "All supported files");
gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(window), filter);
}
result = gtk_dialog_run(GTK_DIALOG(window));
if (result == GTK_RESPONSE_ACCEPT) {
GSList* filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(window));
int i;
GSList* iter;
fd->fc_path_count = g_slist_length(filenames);
fd->fc_paths = al_malloc(fd->fc_path_count * sizeof(void *));
for (i = 0, iter = filenames; i < (int)fd->fc_path_count; i++, iter = g_slist_next(iter)) {
fd->fc_paths[i] = al_create_path((const char*)iter->data);
g_free(iter->data);
}
g_slist_free(filenames);
}
gtk_widget_destroy(window);
ASSERT(fd->async_queue);
g_async_queue_push(fd->async_queue, ACK_CLOSED);
return FALSE;
}
