jacob.eva/somebar
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Add cursor handling

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This commit is contained in:
Raphael Robatsch 2021-10-22 17:34:21 +02:00
parent 3f09b57ed0
commit 6794c5f943
2 changed files with 17 additions and 6 deletions
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5
meson.build
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@ -2,9 +2,9 @@ project('somebar', ['c', 'cpp'],
default_options: ['cpp_std=c++17']) default_options: ['cpp_std=c++17'])
wayland_dep = dependency('wayland-client') wayland_dep = dependency('wayland-client')
wayland_cursor_dep = dependency('wayland-cursor')
qt5 = import('qt5') qt5 = import('qt5')
qt5_dep = dependency('qt5', modules: ['Core', 'Gui']) qt5_dep = dependency('qt5', modules: ['Core', 'Gui'])
#moc = qt5.compile_moc(headers: [ 'src/.hpp', ])
subdir('protocols') subdir('protocols')
@ -13,5 +13,4 @@ executable('somebar',
'src/shm_buffer.cpp', 'src/shm_buffer.cpp',
'src/bar.cpp', 'src/bar.cpp',
wayland_sources, wayland_sources,
#moc, dependencies: [qt5_dep, wayland_dep, wayland_cursor_dep])
dependencies: [qt5_dep, wayland_dep])

18
src/main.cpp
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@ -14,6 +14,7 @@
#include <QGuiApplication> #include <QGuiApplication>
#include <QSocketNotifier> #include <QSocketNotifier>
#include <wayland-client.h> #include <wayland-client.h>
#include <wayland-cursor.h>
#include "wlr-layer-shell-unstable-v1-client-protocol.h" #include "wlr-layer-shell-unstable-v1-client-protocol.h"
#include "xdg-shell-client-protocol.h" #include "xdg-shell-client-protocol.h"
#include "common.hpp" #include "common.hpp"
@ -46,15 +47,20 @@ static const struct xdg_wm_base_listener xdgWmBaseListener = {
struct PointerState { struct PointerState {
wl_pointer *pointer; wl_pointer *pointer;
wl_surface *cursorSurface;
wl_cursor_image *cursorImage;
Bar *focusedBar; Bar *focusedBar;
int x, y; int x, y;
bool leftButtonClick; bool leftButtonClick;
}; };
static PointerState pointerState; static PointerState pointerState;
static const struct wl_pointer_listener pointerListener = { static const struct wl_pointer_listener pointerListener = {
.enter = [](void*, wl_pointer*, uint32_t serial, wl_surface*, wl_fixed_t x, wl_fixed_t y) .enter = [](void*, wl_pointer *pointer, uint32_t serial,
wl_surface*, wl_fixed_t x, wl_fixed_t y)
{ {
pointerState.focusedBar = &bar.value(); pointerState.focusedBar = &bar.value();
wl_pointer_set_cursor(pointer, serial, pointerState.cursorSurface,
pointerState.cursorImage->hotspot_x, pointerState.cursorImage->hotspot_y);
}, },
.leave = [](void*, wl_pointer*, uint32_t serial, wl_surface*) { .leave = [](void*, wl_pointer*, uint32_t serial, wl_surface*) {
pointerState.focusedBar = nullptr; pointerState.focusedBar = nullptr;
@ -85,8 +91,14 @@ static wl_seat *seat;
static const struct wl_seat_listener seatListener = { static const struct wl_seat_listener seatListener = {
[](void*, wl_seat*, uint32_t cap) [](void*, wl_seat*, uint32_t cap)
{ {
if (cap & WL_SEAT_CAPABILITY_POINTER) { if (!pointerState.pointer && WL_SEAT_CAPABILITY_POINTER) {
printf("got pointer"); auto cursorTheme = wl_cursor_theme_load(NULL, 24, shm);
auto cursorImage = wl_cursor_theme_get_cursor(cursorTheme, "left_ptr")->images[0];
pointerState.cursorImage = cursorImage;
pointerState.cursorSurface = wl_compositor_create_surface(compositor);
wl_surface_attach(pointerState.cursorSurface,
wl_cursor_image_get_buffer(cursorImage), 0, 0);
wl_surface_commit(pointerState.cursorSurface);
pointerState.pointer = wl_seat_get_pointer(seat); pointerState.pointer = wl_seat_get_pointer(seat);
wl_pointer_add_listener(pointerState.pointer, &pointerListener, nullptr); wl_pointer_add_listener(pointerState.pointer, &pointerListener, nullptr);
} }