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Implement Xinerama (workspaces have a specific screen)

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This commit is contained in:
Michael Stapelberg
2009-02-15 01:58:09 +01:00
parent feaef42694
commit 09cd7bd2d0
11 changed files with 319 additions and 107 deletions
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73
src/mainx.c
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@ -41,6 +41,7 @@
#include "handlers.h"
#include "util.h"
#include "xcb.h"
#include "xinerama.h"
#define TERMINAL "/usr/pkg/bin/urxvt"
@ -129,8 +130,8 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
new = calloc(sizeof(Client), 1);
/* We initialize x and y with the invalid coordinates -1 so that they will
get updated at the next render_layout() at any case */
new->x = -1;
new->y = -1;
new->rect.x = -1;
new->rect.y = -1;
}
uint32_t mask = 0;
uint32_t values[3];
@ -144,8 +145,8 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
new->frame = xcb_generate_id(conn);
new->child = child;
new->width = width;
new->height = height;
new->rect.width = width;
new->rect.height = height;
/* Don’t generate events for our new window, it should *not* be managed */
mask |= XCB_CW_OVERRIDE_REDIRECT;
@ -162,6 +163,9 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
i3Font *font = load_font(conn, pattern);
height = min(height, c_ws->rect.y + c_ws->rect.height);
width = min(width, c_ws->rect.x + c_ws->rect.width);
/* Yo dawg, I heard you like windows, so I create a window around your window… */
xcb_void_cookie_t cookie = xcb_create_window_checked(conn,
depth,
@ -176,6 +180,7 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
XCB_WINDOW_CLASS_COPY_FROM_PARENT,
mask,
values);
printf("x = %d, y = %d, width = %d, height = %d\n", x, y, width, height);
check_error(conn, cookie, "Could not create frame");
xcb_change_save_set(conn, XCB_SET_MODE_INSERT, child);
@ -210,7 +215,7 @@ void reparent_window(xcb_connection_t *conn, xcb_window_t child,
XCB_BUTTON_MASK_ANY /* don’t filter for any modifiers */);
/* Focus the new window */
xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, new->child, XCB_CURRENT_TIME);
xcb_set_input_focus(conn, XCB_INPUT_FOCUS_POINTER_ROOT, new->child, XCB_CURRENT_TIME);
render_layout(conn);
}
@ -244,44 +249,6 @@ void manage_existing_windows(xcb_connection_t *c, xcb_property_handlers_t *proph
free(rep);
}
static void initialize_xinerama(xcb_connection_t *conn) {
xcb_xinerama_query_screens_reply_t *reply;
xcb_xinerama_screen_info_t *screen_info;
int screen;
if (!xcb_get_extension_data(conn, &xcb_xinerama_id)->present) {
printf("Xinerama extension not found, disabling.\n");
return;
}
if (!xcb_xinerama_is_active_reply(conn, xcb_xinerama_is_active(conn), NULL)->state) {
printf("Xinerama is not active (in your X-Server), disabling.\n");
return;
}
reply = xcb_xinerama_query_screens_reply(conn, xcb_xinerama_query_screens_unchecked(conn), NULL);
/* TODO: error check */
screen_info = xcb_xinerama_query_screens_screen_info(reply);
num_screens = xcb_xinerama_query_screens_screen_info_length(reply);
/* Just go through each workspace and associate as many screens as we can. */
for (screen = 0; screen < num_screens; screen++) {
workspaces[screen].x = screen_info[screen].x_org;
workspaces[screen].y = screen_info[screen].y_org;
workspaces[screen].width = screen_info[screen].width;
workspaces[screen].height = screen_info[screen].height;
workspaces[screen].screen_num = screen;
printf("found Xinerama screen: %d x %d at %d x %d\n",
screen_info[screen].width, screen_info[screen].height,
screen_info[screen].x_org, screen_info[screen].y_org);
}
free(screen_info);
}
int main(int argc, char *argv[], char *env[]) {
int i, screens;
xcb_connection_t *c;
@ -355,7 +322,7 @@ int main(int argc, char *argv[], char *env[]) {
root_win = root;
uint32_t mask = XCB_CW_EVENT_MASK;
uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE };
uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_ENTER_WINDOW};
xcb_change_window_attributes(c, root, mask, values);
/* Setup NetWM atoms */
@ -442,6 +409,24 @@ int main(int argc, char *argv[], char *env[]) {
manage_existing_windows(c, &prophs, root);
/* Get pointer position to see on which screen we’re starting */
xcb_query_pointer_cookie_t pointer_cookie = xcb_query_pointer(c, root);
xcb_query_pointer_reply_t *reply = xcb_query_pointer_reply(c, pointer_cookie, NULL);
if (reply == NULL) {
printf("Could not get pointer position\n");
return 1;
}
i3Screen *screen = get_screen_containing(reply->root_x, reply->root_y);
if (screen == NULL) {
printf("ERROR: No such screen\n");
return 0;
}
if (screen->current_workspace != 0) {
printf("Ok, I need to go to the other workspace\n");
c_ws = &workspaces[screen->current_workspace];
}
xcb_event_wait_for_event_loop(&evenths);
/* not reached */