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Preliminary implementation of border-less mode

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Not yet functional but most ingredients are there
This commit is contained in:
Francesco Abbate
2021-04-10 19:35:57 +02:00
parent d6f2f1f0a4
commit 7531a0ddc8
6 changed files with 119 additions and 3 deletions
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src/api/system.c
+57
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@@ -35,6 +35,44 @@ static char* key_name(char *dst, int sym) {
return dst;
}
// FIXME: shouldn't be hard-coded but should depend on TitleView's height
#define TITLE_BAR_WIDTH 100
#define RESIZE_BORDER 40
static SDL_HitTestResult SDLCALL
hit_test(SDL_Window *window, const SDL_Point *pt, void *data) {
int w, h;
SDL_GetWindowSize(window, &w, &h);
if (pt->y < TITLE_BAR_WIDTH && pt->x > RESIZE_BORDER && pt->x < w - RESIZE_BORDER) {
return SDL_HITTEST_DRAGGABLE;
}
#define REPORT_RESIZE_HIT(name) { \
return SDL_HITTEST_RESIZE_##name; \
}
if (pt->x < RESIZE_BORDER && pt->y < RESIZE_BORDER) {
REPORT_RESIZE_HIT(TOPLEFT);
} else if (pt->x > RESIZE_BORDER && pt->x < w - RESIZE_BORDER && pt->y < RESIZE_BORDER) {
REPORT_RESIZE_HIT(TOP);
} else if (pt->x > w - RESIZE_BORDER && pt->y < RESIZE_BORDER) {
REPORT_RESIZE_HIT(TOPRIGHT);
} else if (pt->x > w - RESIZE_BORDER && pt->y > RESIZE_BORDER && pt->y < h - RESIZE_BORDER) {
REPORT_RESIZE_HIT(RIGHT);
} else if (pt->x > w - RESIZE_BORDER && pt->y > h - RESIZE_BORDER) {
REPORT_RESIZE_HIT(BOTTOMRIGHT);
} else if (pt->x < w - RESIZE_BORDER && pt->x > RESIZE_BORDER && pt->y > h - RESIZE_BORDER) {
REPORT_RESIZE_HIT(BOTTOM);
} else if (pt->x < RESIZE_BORDER && pt->y > h - RESIZE_BORDER) {
REPORT_RESIZE_HIT(BOTTOMLEFT);
} else if (pt->x < RESIZE_BORDER && pt->y < h - RESIZE_BORDER && pt->y > RESIZE_BORDER) {
REPORT_RESIZE_HIT(LEFT);
}
return SDL_HITTEST_NORMAL;
}
static int f_poll_event(lua_State *L) {
char buf[16];
@@ -201,6 +239,23 @@ static int f_set_window_mode(lua_State *L) {
}
static int f_set_window_bordered(lua_State *L) {
int bordered = lua_toboolean(L, 1);
SDL_SetWindowBordered(window, bordered);
return 0;
}
static int f_set_window_hit_test(lua_State *L) {
if (SDL_SetWindowHitTest(window, hit_test, NULL) == -1) {
lua_pushboolean(L, 0);
} else {
lua_pushboolean(L, 1);
}
return 1;
}
static int f_get_window_size(lua_State *L) {
int x, y, w, h;
SDL_GetWindowSize(window, &w, &h);
@@ -441,6 +496,8 @@ static const luaL_Reg lib[] = {
{ "set_cursor", f_set_cursor },
{ "set_window_title", f_set_window_title },
{ "set_window_mode", f_set_window_mode },
{ "set_window_bordered", f_set_window_bordered },
{ "set_window_hit_test", f_set_window_hit_test },
{ "get_window_size", f_get_window_size },
{ "set_window_size", f_set_window_size },
{ "window_has_focus", f_window_has_focus },