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Some reorganization of fl_libdecor-plugins.c

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This commit is contained in:
ManoloFLTK 2023-12-15 12:05:41 +01:00
parent bbafcafbe1
commit ce06a6b519
1 changed files with 31 additions and 74 deletions
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105
libdecor/build/fl_libdecor-plugins.c
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@ -31,20 +31,13 @@
# define HAVE_GTK 0
#endif
enum plugin_kind { UNKNOWN, SSD, CAIRO, GTK3 };
#if USE_SYSTEM_LIBDECOR
# include "../src/libdecor-plugin.h"
enum zxdg_toplevel_decoration_v1_mode {
ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE = 1,
ZXDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE = 2,
};
enum component {
NONE = 0,
SHADOW,
HEADER,
};
enum decoration_type {DECORATION_TYPE_NONE};
enum component {NONE}; /* details are not necessary*/
enum decoration_type {DECORATION_TYPE_NONE}; /* details are not necessary*/
struct buffer { // identical in libdecor-cairo.c and libdecor-gtk.c
struct wl_buffer *wl_buffer;
@ -65,11 +58,9 @@ struct buffer { // identical in libdecor-cairo.c and libdecor-gtk.c
const struct libdecor_plugin_description *fl_libdecor_plugin_description = NULL;
# if HAVE_GTK
# include <gtk/gtk.h>
# include "../src/plugins/gtk/libdecor-gtk.c"
# else
# include "../src/plugins/cairo/libdecor-cairo.c"
# undef libdecor_frame_set_min_content_size
# endif // HAVE_GTK
#endif // USE_SYSTEM_LIBDECOR
@ -78,36 +69,7 @@ const struct libdecor_plugin_description *fl_libdecor_plugin_description = NULL;
#if USE_SYSTEM_LIBDECOR || HAVE_GTK
/* these definitions derive from libdecor/src/plugins/cairo/libdecor-cairo.c */
struct libdecor_plugin_cairo {
struct libdecor_plugin plugin;
struct wl_callback *globals_callback;
struct wl_callback *globals_callback_shm;
struct libdecor *context;
struct wl_registry *wl_registry;
struct wl_subcompositor *wl_subcompositor;
struct wl_compositor *wl_compositor;
struct wl_shm *wl_shm;
struct wl_callback *shm_callback;
bool has_argb;
struct wl_list visible_frame_list;
struct wl_list seat_list;
struct wl_list output_list;
char *cursor_theme_name;
int cursor_size;
PangoFontDescription *font;
};
enum composite_mode {
COMPOSITE_SERVER,
COMPOSITE_CLIENT,
};
enum composite_mode {COMPOSITE_SERVER}; /* details are not necessary*/
struct border_component_cairo {
enum component type;
@ -168,7 +130,7 @@ struct libdecor_frame_cairo {
struct wl_list link;
};
#endif
#endif // USE_SYSTEM_LIBDECOR || HAVE_GTK
#if USE_SYSTEM_LIBDECOR || !HAVE_GTK
@ -260,12 +222,7 @@ static unsigned char *cairo_titlebar_buffer(struct libdecor_frame *frame,
int *width, int *height, int *stride)
{
struct libdecor_frame_cairo *lfc = (struct libdecor_frame_cairo *)frame;
#if USE_SYSTEM_LIBDECOR || HAVE_GTK
struct border_component_cairo *bc = &lfc->title_bar.title;
#else
struct border_component *bc = &lfc->title_bar.title;
#endif
struct buffer *buffer = bc->server.buffer;
struct buffer *buffer = lfc->title_bar.title.server.buffer;
*width = buffer->buffer_width;
*height = buffer->buffer_height;
*stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, buffer->buffer_width);
@ -289,13 +246,8 @@ static unsigned char *cairo_titlebar_buffer(struct libdecor_frame *frame,
A plugin is loaded also if SSD.
KWin has its own size limit, similar to that of GDK plugin
*/
static const char *get_libdecor_plugin_description(struct libdecor_frame *frame) {
static const char *get_libdecor_plugin_description() {
static const struct libdecor_plugin_description *plugin_description = NULL;
int X, Y = 0;
libdecor_frame_translate_coordinate(frame, 0, 0, &X, &Y);
if (Y == 0) {
return "Server-Side Decoration";
}
if (!plugin_description) {
#if USE_SYSTEM_LIBDECOR
char fname[PATH_MAX];
@ -319,13 +271,21 @@ static const char *get_libdecor_plugin_description(struct libdecor_frame *frame)
}
static const char *plugin_name(struct libdecor_frame *frame) {
static const char *my_plugin = NULL;
if (!my_plugin) {
my_plugin = get_libdecor_plugin_description(frame);
if (!my_plugin) my_plugin = "unknown";
static enum plugin_kind get_plugin_kind(struct libdecor_frame *frame) {
static enum plugin_kind kind = UNKNOWN;
if (kind == UNKNOWN) {
if (frame) {
int X, Y = 0;
libdecor_frame_translate_coordinate(frame, 0, 0, &X, &Y);
if (Y == 0) {
return SSD;
}
return my_plugin;
}
const char *name = get_libdecor_plugin_description();
if (name && !strcmp(name, "GTK3 plugin")) kind = GTK3;
else if (name && !strcmp(name, "libdecor plugin using Cairo")) kind = CAIRO;
}
return kind;
}
/*
@ -339,11 +299,11 @@ static const char *plugin_name(struct libdecor_frame *frame) {
unsigned char *fl_libdecor_titlebar_buffer(struct libdecor_frame *frame,
int *width, int *height, int *stride)
{
const char *name = plugin_name(frame);
if (!strcmp(name, "GTK3 plugin")) {
enum plugin_kind kind = get_plugin_kind(frame);
if (kind == GTK3) {
return gtk_titlebar_buffer(frame, width, height, stride);
}
else if (!strcmp(name, "libdecor plugin using Cairo")) {
else if (kind == CAIRO) {
return cairo_titlebar_buffer(frame, width, height, stride);
}
return NULL;
@ -368,18 +328,15 @@ struct libdecor { // copied from libdecor.c
/* Returns whether surface is a GTK-titlebar created by libdecor-gtk */
bool fl_is_surface_gtk_titlebar(struct wl_surface *surface, struct libdecor *context) {
static bool checked_plugin_name = false;
static bool is_gtk = true;
if (!context || !is_gtk) return false;
static enum plugin_kind kind = UNKNOWN;
if (!context || (kind != UNKNOWN && kind != GTK3)) return false;
struct libdecor_plugin_gtk *lpg = (struct libdecor_plugin_gtk *)context->plugin;
struct libdecor_frame_gtk *frame;
if (!checked_plugin_name && !wl_list_empty(&lpg->visible_frame_list)) {
checked_plugin_name = true;
frame = wl_container_of(lpg->visible_frame_list.next, frame, link);
is_gtk = !strcmp(plugin_name(&frame->frame), "GTK3 plugin");
if (!is_gtk) return false;
if (kind == UNKNOWN && !wl_list_empty(&lpg->visible_frame_list)) {
kind = get_plugin_kind(NULL);
if (kind != GTK3) return false;
}
// loop over all decorations created by libdecor-gtk
struct libdecor_frame_gtk *frame;
wl_list_for_each(frame, &lpg->visible_frame_list, link) {
if (frame->headerbar.wl_surface == surface) return true;
}