xref: /openbmc/qemu/include/ui/gtk.h (revision 9f2d175d)
1 #ifndef UI_GTK_H
2 #define UI_GTK_H
3 
4 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
5 /* Work around an -Wstrict-prototypes warning in GTK headers */
6 #pragma GCC diagnostic push
7 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
8 #endif
9 #include <gtk/gtk.h>
10 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
11 #pragma GCC diagnostic pop
12 #endif
13 
14 #include <gdk/gdkkeysyms.h>
15 
16 #ifdef GDK_WINDOWING_X11
17 #include <gdk/gdkx.h>
18 #include <X11/XKBlib.h>
19 #endif
20 
21 #ifdef GDK_WINDOWING_WAYLAND
22 #include <gdk/gdkwayland.h>
23 #endif
24 
25 #if defined(CONFIG_OPENGL)
26 #include "ui/egl-helpers.h"
27 #include "ui/egl-context.h"
28 #endif
29 
30 /* Compatibility define to let us build on both Gtk2 and Gtk3 */
31 #if GTK_CHECK_VERSION(3, 0, 0)
32 static inline void gdk_drawable_get_size(GdkWindow *w, gint *ww, gint *wh)
33 {
34     *ww = gdk_window_get_width(w);
35     *wh = gdk_window_get_height(w);
36 }
37 #endif
38 
39 typedef struct GtkDisplayState GtkDisplayState;
40 
41 typedef struct VirtualGfxConsole {
42     GtkWidget *drawing_area;
43     DisplayChangeListener dcl;
44     DisplaySurface *ds;
45     pixman_image_t *convert;
46     cairo_surface_t *surface;
47     double scale_x;
48     double scale_y;
49 #if defined(CONFIG_OPENGL)
50     QemuGLShader *gls;
51     EGLContext ectx;
52     EGLSurface esurface;
53     int glupdates;
54     int x, y, w, h;
55     egl_fb guest_fb;
56     egl_fb win_fb;
57     egl_fb cursor_fb;
58     int cursor_x;
59     int cursor_y;
60     bool y0_top;
61     bool scanout_mode;
62 #endif
63 } VirtualGfxConsole;
64 
65 #if defined(CONFIG_VTE)
66 typedef struct VirtualVteConsole {
67     GtkWidget *box;
68     GtkWidget *scrollbar;
69     GtkWidget *terminal;
70     Chardev *chr;
71     bool echo;
72 } VirtualVteConsole;
73 #endif
74 
75 typedef enum VirtualConsoleType {
76     GD_VC_GFX,
77     GD_VC_VTE,
78 } VirtualConsoleType;
79 
80 typedef struct VirtualConsole {
81     GtkDisplayState *s;
82     char *label;
83     GtkWidget *window;
84     GtkWidget *menu_item;
85     GtkWidget *tab_item;
86     GtkWidget *focus;
87     VirtualConsoleType type;
88     union {
89         VirtualGfxConsole gfx;
90 #if defined(CONFIG_VTE)
91         VirtualVteConsole vte;
92 #endif
93     };
94 } VirtualConsole;
95 
96 extern bool gtk_use_gl_area;
97 
98 /* ui/gtk.c */
99 void gd_update_windowsize(VirtualConsole *vc);
100 
101 /* ui/gtk-egl.c */
102 void gd_egl_init(VirtualConsole *vc);
103 void gd_egl_draw(VirtualConsole *vc);
104 void gd_egl_update(DisplayChangeListener *dcl,
105                    int x, int y, int w, int h);
106 void gd_egl_refresh(DisplayChangeListener *dcl);
107 void gd_egl_switch(DisplayChangeListener *dcl,
108                    DisplaySurface *surface);
109 QEMUGLContext gd_egl_create_context(DisplayChangeListener *dcl,
110                                     QEMUGLParams *params);
111 void gd_egl_scanout_disable(DisplayChangeListener *dcl);
112 void gd_egl_scanout_texture(DisplayChangeListener *dcl,
113                             uint32_t backing_id,
114                             bool backing_y_0_top,
115                             uint32_t backing_width,
116                             uint32_t backing_height,
117                             uint32_t x, uint32_t y,
118                             uint32_t w, uint32_t h);
119 void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
120                            QemuDmaBuf *dmabuf);
121 void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
122                           QemuDmaBuf *dmabuf, bool have_hot,
123                           uint32_t hot_x, uint32_t hot_y);
124 void gd_egl_cursor_position(DisplayChangeListener *dcl,
125                             uint32_t pos_x, uint32_t pos_y);
126 void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
127                            QemuDmaBuf *dmabuf);
128 void gd_egl_scanout_flush(DisplayChangeListener *dcl,
129                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
130 void gtk_egl_init(void);
131 int gd_egl_make_current(DisplayChangeListener *dcl,
132                         QEMUGLContext ctx);
133 
134 /* ui/gtk-gl-area.c */
135 void gd_gl_area_init(VirtualConsole *vc);
136 void gd_gl_area_draw(VirtualConsole *vc);
137 void gd_gl_area_update(DisplayChangeListener *dcl,
138                        int x, int y, int w, int h);
139 void gd_gl_area_refresh(DisplayChangeListener *dcl);
140 void gd_gl_area_switch(DisplayChangeListener *dcl,
141                        DisplaySurface *surface);
142 QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl,
143                                         QEMUGLParams *params);
144 void gd_gl_area_destroy_context(DisplayChangeListener *dcl,
145                                 QEMUGLContext ctx);
146 void gd_gl_area_scanout_texture(DisplayChangeListener *dcl,
147                                 uint32_t backing_id,
148                                 bool backing_y_0_top,
149                                 uint32_t backing_width,
150                                 uint32_t backing_height,
151                                 uint32_t x, uint32_t y,
152                                 uint32_t w, uint32_t h);
153 void gd_gl_area_scanout_flush(DisplayChangeListener *dcl,
154                               uint32_t x, uint32_t y, uint32_t w, uint32_t h);
155 void gtk_gl_area_init(void);
156 QEMUGLContext gd_gl_area_get_current_context(DisplayChangeListener *dcl);
157 int gd_gl_area_make_current(DisplayChangeListener *dcl,
158                             QEMUGLContext ctx);
159 
160 #endif /* UI_GTK_H */
161