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Accept negative window position

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It seems to work on some window managers.

Fixes #1242 <https://github.com/Genymobile/scrcpy/issues/1242>
This commit is contained in:
Romain Vimont 2020-03-26 17:54:06 +01:00
parent 3504c0016b
commit dc7c677728
5 changed files with 25 additions and 11 deletions
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4
app/scrcpy.1
View file

@ -131,13 +131,13 @@ Set a custom window title.
.BI "\-\-window\-x " value
Set the initial window horizontal position.
Default is -1 (automatic).\n
Default is "auto".\n
.TP
.BI "\-\-window\-y " value
Set the initial window vertical position.
Default is -1 (automatic).\n
Default is "auto".\n
.TP
.BI "\-\-window\-width " value

15
app/src/cli.c
View file

@ -1,5 +1,6 @@
#include "cli.h"
#include <assert.h>
#include <getopt.h>
#include <stdint.h>
#include <unistd.h>
@ -116,11 +117,11 @@ scrcpy_print_usage(const char *arg0) {
"\n"
" --window-x value\n"
" Set the initial window horizontal position.\n"
" Default is -1 (automatic).\n"
" Default is \"auto\".\n"
"\n"
" --window-y value\n"
" Set the initial window vertical position.\n"
" Default is -1 (automatic).\n"
" Default is \"auto\".\n"
"\n"
" --window-width value\n"
" Set the initial window width.\n"
@ -302,8 +303,16 @@ parse_lock_video_orientation(const char *s, int8_t *lock_video_orientation) {
static bool
parse_window_position(const char *s, int16_t *position) {
// special value for "auto"
static_assert(WINDOW_POSITION_UNDEFINED == -0x8000);
if (!strcmp(s, "auto")) {
*position = WINDOW_POSITION_UNDEFINED;
return true;
}
long value;
bool ok = parse_integer_arg(s, &value, false, -1, 0x7FFF,
bool ok = parse_integer_arg(s, &value, false, -0x7FFF, 0x7FFF,
"window position");
if (!ok) {
return false;

8
app/src/scrcpy.h
View file

@ -21,8 +21,8 @@ struct scrcpy_options {
uint32_t bit_rate;
uint16_t max_fps;
int8_t lock_video_orientation;
int16_t window_x;
int16_t window_y;
int16_t window_x; // WINDOW_POSITION_UNDEFINED for "auto"
int16_t window_y; // WINDOW_POSITION_UNDEFINED for "auto"
uint16_t window_width;
uint16_t window_height;
bool show_touches;
@ -51,8 +51,8 @@ struct scrcpy_options {
.bit_rate = DEFAULT_BIT_RATE, \
.max_fps = 0, \
.lock_video_orientation = DEFAULT_LOCK_VIDEO_ORIENTATION, \
.window_x = -1, \
.window_y = -1, \
.window_x = WINDOW_POSITION_UNDEFINED, \
.window_y = WINDOW_POSITION_UNDEFINED, \
.window_width = 0, \
.window_height = 0, \
.show_touches = false, \

6
app/src/screen.c
View file

@ -186,8 +186,10 @@ screen_init_rendering(struct screen *screen, const char *window_title,
window_flags |= SDL_WINDOW_BORDERLESS;
}
int x = window_x != -1 ? window_x : (int) SDL_WINDOWPOS_UNDEFINED;
int y = window_y != -1 ? window_y : (int) SDL_WINDOWPOS_UNDEFINED;
int x = window_x != WINDOW_POSITION_UNDEFINED
? window_x : (int) SDL_WINDOWPOS_UNDEFINED;
int y = window_y != WINDOW_POSITION_UNDEFINED
? window_y : (int) SDL_WINDOWPOS_UNDEFINED;
screen->window = SDL_CreateWindow(window_title, x, y,
window_size.width, window_size.height,
window_flags);

3
app/src/screen.h
View file

@ -8,6 +8,8 @@
#include "config.h"
#include "common.h"
#define WINDOW_POSITION_UNDEFINED (-0x8000)
struct video_buffer;
struct screen {
@ -53,6 +55,7 @@ void
screen_init(struct screen *screen);
// initialize screen, create window, renderer and texture (window is hidden)
// window_x and window_y accept WINDOW_POSITION_UNDEFINED
bool
screen_init_rendering(struct screen *screen, const char *window_title,
struct size frame_size, bool always_on_top,