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i3-nagbar: explicitly set cursor using libxcursor if available 

See commit b1f1da432 for context.

fixes #2114
This commit is contained in:
Michael Stapelberg 2016-01-04 09:26:45 +01:00
parent ebda8dc372
commit a9f31b9dc9
2 changed files with 29 additions and 4 deletions
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4
i3-nagbar/i3-nagbar.mk
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@ -4,8 +4,8 @@ CLEAN_TARGETS += clean-i3-nagbar
i3_nagbar_SOURCES := $(wildcard i3-nagbar/*.c)
i3_nagbar_HEADERS := $(wildcard i3-nagbar/*.h)
i3_nagbar_CFLAGS = $(XCB_CFLAGS) $(XCB_WM_CFLAGS) $(PANGO_CFLAGS)
i3_nagbar_LIBS = $(XCB_LIBS) $(XCB_WM_LIBS) $(PANGO_LIBS)
i3_nagbar_CFLAGS = $(XCB_CFLAGS) $(XCB_CURSOR_CFLAGS) $(XCB_WM_CFLAGS) $(PANGO_CFLAGS)
i3_nagbar_LIBS = $(XCB_LIBS) $(XCB_CURSOR_LIBS) $(XCB_WM_LIBS) $(PANGO_LIBS)
i3_nagbar_OBJECTS := $(i3_nagbar_SOURCES:.c=.o)

29
i3-nagbar/main.c
View File

@ -28,10 +28,15 @@
#include <xcb/xcb_aux.h>
#include <xcb/xcb_event.h>
#include <xcb/randr.h>
#include <xcb/xcb_cursor.h>
#include "libi3.h"
#include "i3-nagbar.h"
/** This is the equivalent of XC_left_ptr. I’m not sure why xcb doesn’t have a
* constant for that. */
#define XCB_CURSOR_LEFT_PTR 68
static char *argv0 = NULL;
typedef struct {
@ -467,6 +472,25 @@ int main(int argc, char *argv[]) {
xcb_rectangle_t win_pos = get_window_position();
xcb_cursor_t cursor;
xcb_cursor_context_t *cursor_ctx;
if (xcb_cursor_context_new(conn, root_screen, &cursor_ctx) == 0) {
cursor = xcb_cursor_load_cursor(cursor_ctx, "left_ptr");
xcb_cursor_context_free(cursor_ctx);
} else {
cursor = xcb_generate_id(conn);
i3Font cursor_font = load_font("cursor", false);
xcb_create_glyph_cursor(
conn,
cursor,
cursor_font.specific.xcb.id,
cursor_font.specific.xcb.id,
XCB_CURSOR_LEFT_PTR,
XCB_CURSOR_LEFT_PTR + 1,
0, 0, 0,
65535, 65535, 65535);
}
/* Open an input window */
win = xcb_generate_id(conn);
@ -479,13 +503,14 @@ int main(int argc, char *argv[]) {
0, /* x11 border = 0, we draw our own */
XCB_WINDOW_CLASS_INPUT_OUTPUT,
XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */
XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK,
XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK | XCB_CW_CURSOR,
(uint32_t[]){
0, /* back pixel: black */
XCB_EVENT_MASK_EXPOSURE |
XCB_EVENT_MASK_STRUCTURE_NOTIFY |
XCB_EVENT_MASK_BUTTON_PRESS |
XCB_EVENT_MASK_BUTTON_RELEASE});
XCB_EVENT_MASK_BUTTON_RELEASE,
cursor});
/* Map the window (make it visible) */
xcb_map_window(conn, win);