/* * QEMU GTK2 display driver * based on SDL driver by Fabrice * * Copyright (c) 2005 Jim Brown * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "vl.h" #include #include #include "fullscreen.h" /* define our own bitshift enums to allow qemugtk to know difference between left and right alt - something gtk doesnt provide in its modifiers mask. this uses qemu's own modifier_state[] map in order to guess correctly */ typedef enum { gtkshiftleft = 1 << 0, gtkshiftright = 1 << 1, gtkcontrolleft = 1 << 2, gtkcontrolright = 1 << 3, gtkaltleft = 1 << 4, gtkaltright = 1 << 5, gtkcapslock = 1 << 6 } gtk2keymod; static GtkWidget *screen; static GdkImage *image=NULL; static GdkCursor *invisible_cursor; static int ox = 0, oy = 0; static int gui_grab; /* if true, all keyboard/mouse events are grabbed */ static int last_vm_running; static int gui_saved_grab; static int gui_fullscreen; static int gui_key_modifier_pressed; static int gui_keysym; static int gui_fullscreen_initial_grab; static int gui_grab_code = gtkaltleft | gtkcontrolleft; static uint8_t modifiers_state[256]; static unsigned int cw, ch; static gint cx, cy; static gboolean gtk2_expose(GtkWidget *wid, GdkEventExpose *event) { gdk_draw_image(wid->window, wid->style->fg_gc[GTK_WIDGET_STATE(wid)], image, event->area.x, event->area.y, event->area.x, event->area.y, event->area.width, event->area.height); return TRUE; } static void gtk2_update(DisplayState *ds, int x, int y, int w, int h) { // printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h); GdkEventExpose ev; ev.area.x = x; ev.area.y = y; ev.area.width = w; ev.area.height = h; gtk2_expose(screen, &ev); } static void gtk2_resize(DisplayState *ds, int w, int h) { // printf(" resizing to %d %d\n", w, h); if (gui_fullscreen) { if (cw != w || ch != h) fullscreen_switch(cx, cy, w, h); /* changing video modes */ //gtk_window_fullscreen(GTK_WINDOW(screen)); } else { //gtk_window_unfullscreen(GTK_WINDOW(screen)); } cw = w; ch = h; if (image) g_object_unref(image); /* gdk_visual_get_best_with_depth() ??? but then how to paint onto window? */ image = gdk_image_new(GDK_IMAGE_NORMAL, gdk_visual_get_system(), w, h); gdk_image_set_colormap(image, gdk_colormap_get_system()); gtk_window_set_default_size(GTK_WINDOW(screen), w, h); gtk_widget_set_size_request(screen, w, h); gtk_window_resize(GTK_WINDOW(screen), w, h); ds->data = image->mem; ds->linesize = image->bpl; ds->depth = image->bits_per_pixel; ds->width = w; ds->height = h; gtk2_update(ds, 0, 0, w, h); } /* generic keyboard conversion */ #include "gdk_keysym.h" #include "keymaps.c" static kbd_layout_t *kbd_layout = NULL; static uint8_t gtk2_keyevent_to_keycode_generic(const GdkEventKey *ev) { int keysym; /* workaround for X11+SDL bug with AltGR - is it still needed for Gtk2? */ keysym = ev->keyval; if (keysym == 0 && ev->hardware_keycode == 113) keysym = GDK_Mode_switch; return keysym2scancode(kbd_layout, keysym); } /* specific keyboard conversions from scan codes */ #if defined(_WIN32) static uint8_t gtk2_keyevent_to_keycode(const GdkEventKey *ev) { return ev->hardware_keycode; /* does this work on win32 gtk? */ } #else static const uint8_t x_keycode_to_pc_keycode[61] = { 0xc7, /* 97 Home */ 0xc8, /* 98 Up */ 0xc9, /* 99 PgUp */ 0xcb, /* 100 Left */ 0x4c, /* 101 KP-5 */ 0xcd, /* 102 Right */ 0xcf, /* 103 End */ 0xd0, /* 104 Down */ 0xd1, /* 105 PgDn */ 0xd2, /* 106 Ins */ 0xd3, /* 107 Del */ 0x9c, /* 108 Enter */ 0x9d, /* 109 Ctrl-R */ 0x0, /* 110 Pause */ 0xb7, /* 111 Print */ 0xb5, /* 112 Divide */ 0xb8, /* 113 Alt-R */ 0xc6, /* 114 Break */ 0x0, /* 115 */ 0x0, /* 116 */ 0x0, /* 117 */ 0x0, /* 118 */ 0x0, /* 119 */ 0x70, /* 120 Hiragana_Katakana */ 0x0, /* 121 */ 0x0, /* 122 */ 0x73, /* 123 backslash */ 0x0, /* 124 */ 0x0, /* 125 */ 0x0, /* 126 */ 0x0, /* 127 */ 0x0, /* 128 */ 0x79, /* 129 Henkan */ 0x0, /* 130 */ 0x7b, /* 131 Muhenkan */ 0x0, /* 132 */ 0x7d, /* 133 Yen */ 0x0, /* 134 */ 0x0, /* 135 */ 0x47, /* 136 KP_7 */ 0x48, /* 137 KP_8 */ 0x49, /* 138 KP_9 */ 0x4b, /* 139 KP_4 */ 0x4c, /* 140 KP_5 */ 0x4d, /* 141 KP_6 */ 0x4f, /* 142 KP_1 */ 0x50, /* 143 KP_2 */ 0x51, /* 144 KP_3 */ 0x52, /* 145 KP_0 */ 0x53, /* 146 KP_. */ 0x47, /* 147 KP_HOME */ 0x48, /* 148 KP_UP */ 0x49, /* 149 KP_PgUp */ 0x4b, /* 150 KP_Left */ 0x4c, /* 151 KP_ */ 0x4d, /* 152 KP_Right */ 0x4f, /* 153 KP_End */ 0x50, /* 154 KP_Down */ 0x51, /* 155 KP_PgDn */ 0x52, /* 156 KP_Ins */ 0x53, /* 157 KP_Del */ }; static uint8_t gtk2_keyevent_to_keycode(const GdkEventKey *ev) { int keycode; keycode = ev->hardware_keycode; if (keycode < 9) { keycode = 0; } else if (keycode < 97) { keycode -= 8; /* just an offset */ } else if (keycode < 158) { /* use conversion table */ keycode = x_keycode_to_pc_keycode[keycode - 97]; } else { keycode = 0; } return keycode; } #endif static void reset_keys(void) { int i; for(i = 0; i < 256; i++) { if (modifiers_state[i]) { if (i & 0x80) kbd_put_keycode(0xe0); kbd_put_keycode(i | 0x80); modifiers_state[i] = 0; } } } /* convert GDK modifiers and invoke ugly hack to distinguish between left and right shift/control/alt */ static guint gtk2_GetModState(const GdkEventKey *ev) { guint key = 0, keyval = ev->keyval, state = ev->state; switch(keyval) { case GDK_Shift_L: if (ev->type != GDK_KEY_RELEASE) key |= gtkshiftleft; keyval = 1; break; case GDK_Shift_R: if (ev->type != GDK_KEY_RELEASE) key |= gtkshiftright; keyval = 1; break; case GDK_Control_L: if (ev->type != GDK_KEY_RELEASE) key |= gtkcontrolleft; keyval = 2; break; case GDK_Control_R: if (ev->type != GDK_KEY_RELEASE) key |= gtkcontrolright; keyval = 2; break; case GDK_Alt_L: if (ev->type != GDK_KEY_RELEASE) key |= gtkaltleft; keyval = 3; break; case GDK_Alt_R: if (ev->type != GDK_KEY_RELEASE) key |= gtkaltright; keyval = 3; break; case GDK_Caps_Lock: if (ev->type != GDK_KEY_RELEASE) key |= gtkcapslock; keyval = 4; break; default: keyval = 0; break; } if (keyval != 1 && (state & GDK_SHIFT_MASK)) { if (modifiers_state[0x2a]) key |= gtkshiftleft; if (modifiers_state[0x36]) key |= gtkshiftright; } if (keyval != 2 && (state & GDK_CONTROL_MASK)) { if (modifiers_state[0x1d]) key |= gtkcontrolleft; if (modifiers_state[0x9d]) key |= gtkcontrolright; } if (keyval != 3 && (state & GDK_MOD1_MASK)) /* fixme: need to do a check to make sure that alt is mapped to GDK_MOD1_MASK in the GDK_Keymap */ { if (modifiers_state[0x38]) key |= gtkaltleft; if (modifiers_state[0xb8]) key |= gtkaltright; } if (keyval != 4 && (state & GDK_LOCK_MASK)) key |= gtkcapslock; return key; } static void gtk2_process_key(GdkEventKey *ev) { int keycode, v; if (ev->keyval == GDK_Pause) { /* specific case */ v = 0; if (ev->type == GDK_KEY_RELEASE) v |= 0x80; kbd_put_keycode(0xe1); kbd_put_keycode(0x1d | v); kbd_put_keycode(0x45 | v); return; } if (kbd_layout) { keycode = gtk2_keyevent_to_keycode_generic(ev); } else { keycode = gtk2_keyevent_to_keycode(ev); } switch(keycode) { case 0x00: /* sent when leaving window: reset the modifiers state */ reset_keys(); return; case 0x2a: /* Left Shift */ case 0x36: /* Right Shift */ case 0x1d: /* Left CTRL */ case 0x9d: /* Right CTRL */ case 0x38: /* Left ALT */ case 0xb8: /* Right ALT */ if (ev->type == GDK_KEY_RELEASE) modifiers_state[keycode] = 0; else modifiers_state[keycode] = 1; break; case 0x45: /* num lock */ case 0x3a: /* caps lock */ /* GTK does send the key up event, so we dont generate it */ /*kbd_put_keycode(keycode); kbd_put_keycode(keycode | 0x80); return;*/ break; } /* now send the key code */ if (keycode & 0x80) kbd_put_keycode(0xe0); if (ev->type == GDK_KEY_RELEASE) kbd_put_keycode(keycode | 0x80); else kbd_put_keycode(keycode & 0x7f); } static void gtk2_update_caption(void) { char buf[1024]; strcpy(buf, "QEMU"); if (!vm_running) { strcat(buf, " [Stopped]"); } if (gui_grab) { strcat(buf, " - Press Ctrl-Alt to exit grab"); } gtk_window_set_title(GTK_WINDOW(screen), buf); } /* what a nasty hack. this should be a part of the GDK, not external!!! */ #include "gdk_set_window_pointer.c" static void gtk2_grab_start(void) { gint y; guint events; GdkModifierType state; /* dummy var */ events = GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_SCROLL_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK; y = gdk_pointer_grab(screen->window, TRUE, events, screen->window, invisible_cursor, GDK_CURRENT_TIME); if (y) printf("GTK Warning - pointer grab failed!\n"); y = gdk_keyboard_grab(screen->window, TRUE, GDK_CURRENT_TIME); if (y) printf("GTK Warning - keyboard grab failed!\n"); /* do a dummy read to avoid moving mouse - set ox and oy to stay in sync */ gdk_window_get_pointer(screen->window, &ox, &oy, &state); gui_grab = 1; gtk2_update_caption(); } static void gtk2_grab_end(void) { gdk_pointer_ungrab(GDK_CURRENT_TIME); gdk_keyboard_ungrab(GDK_CURRENT_TIME); gdk_window_set_pointer(screen->window, cx, cy); gui_grab = 0; gtk2_update_caption(); } static gboolean gtk2_send_mouse_scroll(GtkWidget *wid, GdkEventScroll *ev) { int x, y, dx, dy, dz, state, buttons; if (gui_grab) { x = ev->x; y = ev->y; state = ev->state; buttons = 0; dx = x - ox; dy = y - oy; ox = x; oy = y; buttons = 0; if ((state & GDK_BUTTON1_MASK)) buttons |= MOUSE_EVENT_LBUTTON; if ((state & GDK_BUTTON3_MASK)) buttons |= MOUSE_EVENT_RBUTTON; if ((state & GDK_BUTTON2_MASK)) buttons |= MOUSE_EVENT_MBUTTON; /* test wheel - copied from Sebastien Bechet's gtk.c */ dz = 0; if ((state & GDK_BUTTON4_MASK) || ev->direction == GDK_SCROLL_UP) dz--; if ((state & GDK_BUTTON5_MASK) || ev->direction == GDK_SCROLL_DOWN) dz++; kbd_mouse_event(dx, dy, dz, buttons); } return TRUE; } static gboolean gtk2_send_mouse_button(GtkWidget *wid, GdkEventButton *ev) { int x, y, dx, dy, dz, state, buttons; if (ev->type == GDK_2BUTTON_PRESS || ev->type == GDK_3BUTTON_PRESS) return TRUE; /* double or triple click - superflurious - ignore */ if (gui_grab) { x = ev->x; y = ev->y; state = ev->state; buttons = 0; dx = x - ox; dy = y - oy; ox = x; oy = y; buttons = 0; if ((state & GDK_BUTTON1_MASK) || ev->button == 1) buttons |= MOUSE_EVENT_LBUTTON; if ((state & GDK_BUTTON3_MASK) || ev->button == 3) buttons |= MOUSE_EVENT_RBUTTON; if ((state & GDK_BUTTON2_MASK) || ev->button == 2) buttons |= MOUSE_EVENT_MBUTTON; /* XXX: test wheel */ dz = 0; if ((state & GDK_BUTTON4_MASK) || ev->button == 4) dz--; if ((state & GDK_BUTTON5_MASK) || ev->button == 5) dz++; kbd_mouse_event(dx, dy, dz, buttons); } else { if (ev->button == 1 && ev->type == GDK_BUTTON_PRESS) { /* start grabbing all events */ gtk2_grab_start(); } } return TRUE; } static gboolean gtk2_send_mouse_move(GtkWidget *wid, GdkEventMotion *ev) { int x, y, dx, dy, dz, state, buttons; if (gui_grab) { if (ev->is_hint) { gdk_window_get_pointer(ev->window, &x, &y, (GdkModifierType*)&state); } else { x = ev->x; y = ev->y; state = ev->state; } dx = x - ox; dy = y - oy; ox = x; oy = y; buttons = 0; if (state & GDK_BUTTON1_MASK) buttons |= MOUSE_EVENT_LBUTTON; if (state & GDK_BUTTON3_MASK) buttons |= MOUSE_EVENT_RBUTTON; if (state & GDK_BUTTON2_MASK) buttons |= MOUSE_EVENT_MBUTTON; /* XXX: test wheel */ dz = 0; if (state & GDK_BUTTON4_MASK) dz--; if (state & GDK_BUTTON5_MASK) dz++; /* wrap the x,y coordinates back onto the window */ if (ev->x <= (cw/4)) x = ((3*cw/4)-1); if (ev->y <= (ch/4)) y = ((3*ch/4)-1); if (ev->x >= (3*cw/4)) x = (cw/4)+1; if (ev->y >= (3*ch/4)) y = (ch/4)+1; gdk_window_set_pointer(screen->window, (gint)x, (gint)y); kbd_mouse_event(dx, dy, dz, buttons); } return TRUE; } static void toggle_full_screen(DisplayState *ds) { gui_fullscreen = !gui_fullscreen; gtk2_resize(ds, image->width, image->height); if (gui_fullscreen) { gui_saved_grab = gui_grab; gtk2_grab_start(); gtk_window_get_position(GTK_WINDOW(screen), &cx, &cy); /* ignore window manager decorations when in fullscreen mode */ gtk_window_set_gravity(GTK_WINDOW(screen), GDK_GRAVITY_STATIC); gtk_window_move(GTK_WINDOW(screen), 0, 0); fullscreen_switch(cx, cy, ds->width, ds->height); } else { fullscreen_reset(); gtk_window_set_gravity(GTK_WINDOW(screen), GDK_GRAVITY_NORTH_WEST); gtk_window_move(GTK_WINDOW(screen), cx, cy); if (!gui_saved_grab) gtk2_grab_end(); } vga_invalidate_display(); vga_update_display(); } static gboolean gtk2_key_press(GtkWidget *wid, GdkEventKey *ev, DisplayState *ds) { int mod_state; if (ev->type == GDK_KEY_PRESS) { mod_state = (gtk2_GetModState(ev) & (int)gui_grab_code) == (int)gui_grab_code; gui_key_modifier_pressed = mod_state; if (gui_key_modifier_pressed) { int keycode; keycode = gtk2_keyevent_to_keycode(ev); switch(keycode) { case 0x21: /* 'f' key on US keyboard */ toggle_full_screen(ds); gui_keysym = 1; break; case 0x02 ... 0x0a: /* '1' to '9' keys */ console_select(keycode - 0x02); if (is_active_console(vga_console)) { /* tell the vga console to redisplay itself */ vga_invalidate_display(); } else { /* display grab if going to a text console */ if (gui_grab) gtk2_grab_end(); } gui_keysym = 1; break; default: break; } } else if (!is_active_console(vga_console)) { int keysym; keysym = 0; if (ev->state & GDK_CONTROL_MASK) { switch(ev->keyval) { case GDK_Up: keysym = QEMU_KEY_CTRL_UP; break; case GDK_Down: keysym = QEMU_KEY_CTRL_DOWN; break; case GDK_Left: keysym = QEMU_KEY_CTRL_LEFT; break; case GDK_Right: keysym = QEMU_KEY_CTRL_RIGHT; break; case GDK_Home: keysym = QEMU_KEY_CTRL_HOME; break; case GDK_End: keysym = QEMU_KEY_CTRL_END; break; case GDK_Page_Up: keysym = QEMU_KEY_CTRL_PAGEUP; break; case GDK_Page_Down: keysym = QEMU_KEY_CTRL_PAGEDOWN; break; default: break; } } else { switch(ev->keyval) { case GDK_Up: keysym = QEMU_KEY_UP; break; case GDK_Down: keysym = QEMU_KEY_DOWN; break; case GDK_Left: keysym = QEMU_KEY_LEFT; break; case GDK_Right: keysym = QEMU_KEY_RIGHT; break; case GDK_Home: keysym = QEMU_KEY_HOME; break; case GDK_End: keysym = QEMU_KEY_END; break; case GDK_Page_Up: keysym = QEMU_KEY_PAGEUP; break; case GDK_Page_Down: keysym = QEMU_KEY_PAGEDOWN; break; case GDK_BackSpace: keysym = QEMU_KEY_BACKSPACE; break; case GDK_Delete: keysym = QEMU_KEY_DELETE; break; default: break; } } if (keysym) { kbd_put_keysym(keysym); } /*else if (ev->key.keysym.unicode != 0) { kbd_put_keysym(ev->key.keysym.unicode); }*/ } } else if (ev->type == GDK_KEY_RELEASE) { mod_state = (gtk2_GetModState(ev) & gui_grab_code); if (!mod_state) { if (gui_key_modifier_pressed) { if (gui_keysym == 0) { /* exit/enter grab if pressing Ctrl-Alt */ if (!gui_grab) gtk2_grab_start(); else gtk2_grab_end(); /* SDL does not send back all the modifiers key, so we must correct it */ reset_keys(); return TRUE; } gui_key_modifier_pressed = 0; gui_keysym = 0; } } } if (is_active_console(vga_console)) gtk2_process_key(ev); return TRUE; } static void gtk2_refresh(DisplayState *ds) { if (last_vm_running != vm_running) { last_vm_running = vm_running; gtk2_update_caption(); } if (ds->data != image->mem) { ds->data = image->mem; } if (is_active_console(vga_console)) vga_update_display(); while (gtk_events_pending()) gtk_main_iteration(); } static void gtk2_cleanup(void) { gtk_main_quit(); fullscreen_cleanup(); } static gboolean gtk2_deletewin(void) { /* signal qemu that its time to shut itself off - this is the place that we hook to trap attempts to close the main qemu window */ qemu_system_shutdown_request(); return TRUE; /* dont close the window right away! give qemu time to think */ } static void gtk2_destroy(void) { /* ideally we would call a hook here so qemu could clean itself up */ gtk2_cleanup(); } void gtk2_display_init(DisplayState *ds, int full_screen) { int events; #if defined(__APPLE__) /* always use generic keymaps */ if (!keyboard_layout) keyboard_layout = "en-us"; #endif if(keyboard_layout) { kbd_layout = init_keyboard_layout(keyboard_layout); if (!kbd_layout) exit(1); } if (!gtk_init_check (0,NULL)) { fprintf(stderr, "Could not load GTK\n"); exit(0); } fullscreen_init(); /* note: adding GDK_DRAG_* and GDK_DROP_* would provide a mechanism for supporting drag and drop between host and guest */ events = GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK | GDK_FOCUS_CHANGE_MASK | GDK_SCROLL_MASK | GDK_STRUCTURE_MASK; screen = gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_widget_set_events(screen, events); gtk_window_set_default_size(GTK_WINDOW(screen), 720, 400); gtk_widget_set_size_request(screen, 720, 400); g_signal_connect(G_OBJECT(screen), "delete_event", G_CALLBACK(gtk2_deletewin), NULL); g_signal_connect(G_OBJECT(screen), "destroy", G_CALLBACK(gtk2_destroy), NULL); gtk_container_set_border_width(GTK_CONTAINER(screen), 10); gtk_signal_connect(GTK_OBJECT(screen), "expose_event", (GtkSignalFunc) gtk2_expose, NULL); gtk_signal_connect(GTK_OBJECT(screen), "motion_notify_event", (GtkSignalFunc) gtk2_send_mouse_move, NULL); gtk_signal_connect(GTK_OBJECT(screen), "button_press_event", (GtkSignalFunc) gtk2_send_mouse_button, NULL); gtk_signal_connect(GTK_OBJECT(screen), "button_release_event", (GtkSignalFunc) gtk2_send_mouse_button, NULL); gtk_signal_connect(GTK_OBJECT(screen), "scroll_event", (GtkSignalFunc) gtk2_send_mouse_scroll, NULL); gtk_signal_connect(GTK_OBJECT(screen), "key_press_event", (GtkSignalFunc) gtk2_key_press, ds); gtk_signal_connect(GTK_OBJECT(screen), "key_release_event", (GtkSignalFunc) gtk2_key_press, ds); ds->dpy_update = gtk2_update; ds->dpy_resize = gtk2_resize; ds->dpy_refresh = gtk2_refresh; gchar nullpixdata[1] = { 0 }; GdkColor nullcolor = { 0, 0, 0, 0 }; GdkPixmap *invis = gdk_bitmap_create_from_data(screen->window, nullpixdata, 1, 1); invisible_cursor = gdk_cursor_new_from_pixmap(invis, invis, &nullcolor, &nullcolor, 0, 0); gtk2_resize(ds, 720, 400); gtk2_update_caption(); gui_grab = 0; gtk_window_set_policy(GTK_WINDOW(screen), FALSE, FALSE, FALSE); gtk_widget_show(screen); if (full_screen) { gui_fullscreen = 1; gui_fullscreen_initial_grab = 1; gtk2_grab_start(); } }