168 lines
4.3 KiB
C
168 lines
4.3 KiB
C
#ifndef WAYLAND_EGL_EXAMPLE_H
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#define WAYLAND_EGL_EXAMPLE_H
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#define HAS_DBUS
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#define HAVE_MEMFD_CREATE
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#define HAVE_POSIX_FALLOCATE
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#define Min(a, b) ((a)>(b)?(b):(a))
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#define Max(a, b) ((a)<(b)?(b):(a))
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#define ClampTop(x, a) Min(x, a)
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#define ClampBot(x, a) Max(x, a)
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typedef enum ColorScheme{
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ColorScheme_Default,
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ColorScheme_Dark,
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ColorScheme_Light
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} ColorScheme;
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typedef struct CursorTheme{
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char *name;
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int size;
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} CursorTheme;
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typedef uint32_t CursorShape;
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enum{
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CursorShape_Hidden,
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CursorShape_Pointer,
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CursorShape_Resize_Top,
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CursorShape_Resize_Bottom,
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CursorShape_Resize_Left,
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CursorShape_Resize_Right,
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CursorShape_Resize_TopLeft,
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CursorShape_Resize_TopRight,
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CursorShape_Resize_BottomLeft,
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CursorShape_Resize_BottomRight,
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CursorShape_COUNT
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};
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typedef uint32_t WindowFlags;
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enum{
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WindowFlag_IsFullscreen = (1 << 0),
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WindowFlag_IsMax = (1 << 1),
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WindowFlag_IsActivated = (1 << 2),
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WindowFlag_IsTiledLeft = (1 << 3),
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WindowFlag_IsTiledRight = (1 << 4),
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WindowFlag_IsTiledTop = (1 << 5),
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WindowFlag_IsTiledBottom = (1 << 6),
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WindowFlag_IsResizing = (1 << 7),
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WindowFlag_IsSuspended = (1 << 8),
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WindowFlag_IsConstrainedLeft = (1 << 9),
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WindowFlag_IsConstrainedRight = (1 << 10),
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WindowFlag_IsConstrainedTop = (1 << 11),
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WindowFlag_IsConstrainedBottom = (1 << 12),
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};
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typedef uint32_t WindowControlFlags;
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enum{
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WindowControlFlag_Move = (1 << 0),
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WindowControlFlag_Resize = (1 << 1),
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WindowControlFlag_Min = (1 << 2),
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WindowControlFlag_Max = (1 << 3),
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WindowControlFlag_Close = (1 << 4),
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};
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typedef struct Config{
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uint32_t serial;
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int32_t dim[2];
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uint32_t flags;
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uint32_t decoration_mode;
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} Config;
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typedef struct CSD_Frame{
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int32_t border[2][2]; // [0][]:x [1][]:y [][0]:min [][1]:max
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int32_t minbox[2];
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} CSD_Frame;
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typedef struct Ctx{
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/* "application variables" */
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int close_signal;
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/* globals: desktop settings */
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ColorScheme color_scheme;
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CursorTheme cursor_theme;
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/* globals: wayland */
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struct wl_display *wl_display;
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struct wl_registry *wl_registry;
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struct wl_compositor *wl_compositor;
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struct wl_subcompositor *wl_subcompositor;
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struct wl_shm *wl_shm;
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struct xdg_wm_base *xdg_wm_base;
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struct zxdg_decoration_manager_v1 *zxdg_decoration_manager;
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struct wl_cursor_theme *wl_cursor_theme;
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struct wl_cursor *wl_cursors[CursorShape_COUNT];
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/* globals: egl */
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EGLDisplay egl_display;
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EGLContext egl_context;
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/* per-seat: wayland */
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struct wl_seat *wl_seat;
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struct wl_pointer *wl_pointer;
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struct wl_surface *cursor_surface;
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/* per-window: wayland */
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struct wl_surface *main_wl_surface;
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struct xdg_surface *main_xdg_surface;
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struct xdg_toplevel *main_xdg_toplevel;
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struct zxdg_toplevel_decoration_v1 *main_zxdg_toplevel_decoration;
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struct wl_surface *shadow_wl_surface;
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struct wl_subsurface *shadow_wl_subsurface;
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struct wl_buffer *shadow_wl_buffer;
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void *shadow_data;
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uint64_t shadow_size;
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int32_t shadow_dim[2];
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/* per-window: egl */
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struct wl_egl_window *main_wl_egl_window;
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EGLSurface main_egl_surface;
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/* per-window */
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WindowControlFlags control_flags;
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Config config;
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Config config_staged;
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int32_t mmbox[2][2]; // [0][]:x [1][]:y [][0]:min [][1]:max
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int32_t dim[2];
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uint32_t hover_serial;
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uint32_t button_serial;
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struct wl_surface *hover;
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int32_t p[2];
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uint32_t button;
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int handled_first_size;
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} Ctx;
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/* csd implementation */
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static CSD_Frame csd_impl_calculate_frame(void);
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/* wayland helpers */
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static WindowFlags csd_window_flags_from_states_array(struct wl_array *states);
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/* os */
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static int os_resize_anonymous_file(int fd, off_t size);
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static int os_create_anonymous_file(off_t size);
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/* desktop settings */
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static CursorTheme ds_get_cursor_theme(void);
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static ColorScheme ds_get_color_scheme(void);
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static CursorTheme ds__get_cursor_theme_from_env(void);
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#if defined(HAS_DBUS)
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#include <dbus/dbus.h>
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static DBusMessage* ds__get_setting_sync(DBusConnection *const connection, const char *k, const char *v);
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static int ds__parse_type(DBusMessage *const reply, const int type, void *value);
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#endif /* defined(HAS_DBUS) */
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#endif /* WAYLAND_EGL_EXAMPLE_H */
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