diff options
Diffstat (limited to 'ui/gtk.c')
| -rw-r--r-- | ui/gtk.c | 254 |
1 files changed, 237 insertions, 17 deletions
diff --git a/ui/gtk.c b/ui/gtk.c index 0c1ec4db10..01a1777674 100644 --- a/ui/gtk.c +++ b/ui/gtk.c @@ -80,6 +80,11 @@ typedef struct GtkDisplayState GtkWidget *view_menu_item; GtkWidget *view_menu; + GtkWidget *full_screen_item; + GtkWidget *zoom_in_item; + GtkWidget *zoom_out_item; + GtkWidget *zoom_fixed_item; + GtkWidget *zoom_fit_item; GtkWidget *grab_item; GtkWidget *grab_on_hover_item; GtkWidget *vga_item; @@ -101,9 +106,11 @@ typedef struct GtkDisplayState double scale_x; double scale_y; + gboolean full_screen; GdkCursor *null_cursor; Notifier mouse_mode_notifier; + gboolean free_scale; } GtkDisplayState; static GtkDisplayState *global_state; @@ -135,7 +142,7 @@ static void gd_update_cursor(GtkDisplayState *s, gboolean override) on_vga = gd_on_vga(s); if ((override || on_vga) && - (kbd_mouse_is_absolute() || gd_is_grab_active(s))) { + (s->full_screen || kbd_mouse_is_absolute() || gd_is_grab_active(s))) { gdk_window_set_cursor(window, s->null_cursor); } else { gdk_window_set_cursor(window, NULL); @@ -173,6 +180,9 @@ static void gd_update(DisplayState *ds, int x, int y, int w, int h) { GtkDisplayState *s = ds->opaque; int x1, x2, y1, y2; + int mx, my; + int fbw, fbh; + int ww, wh; DPRINTF("update(x=%d, y=%d, w=%d, h=%d)\n", x, y, w, h); @@ -182,7 +192,20 @@ static void gd_update(DisplayState *ds, int x, int y, int w, int h) x2 = ceil(x * s->scale_x + w * s->scale_x); y2 = ceil(y * s->scale_y + h * s->scale_y); - gtk_widget_queue_draw_area(s->drawing_area, x1, y1, (x2 - x1), (y2 - y1)); + fbw = ds_get_width(s->ds) * s->scale_x; + fbh = ds_get_height(s->ds) * s->scale_y; + + gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh); + + mx = my = 0; + if (ww > fbw) { + mx = (ww - fbw) / 2; + } + if (wh > fbh) { + my = (wh - fbh) / 2; + } + + gtk_widget_queue_draw_area(s->drawing_area, mx + x1, my + y1, (x2 - x1), (y2 - y1)); } static void gd_refresh(DisplayState *ds) @@ -227,9 +250,29 @@ static void gd_resize(DisplayState *ds) ds_get_height(ds), ds_get_linesize(ds)); - gtk_widget_set_size_request(s->drawing_area, - ds_get_width(ds) * s->scale_x, - ds_get_height(ds) * s->scale_y); + if (!s->full_screen) { + GtkRequisition req; + double sx, sy; + + if (s->free_scale) { + sx = s->scale_x; + sy = s->scale_y; + + s->scale_y = 1.0; + s->scale_x = 1.0; + } else { + sx = 1.0; + sy = 1.0; + } + + gtk_widget_set_size_request(s->drawing_area, + ds_get_width(ds) * s->scale_x, + ds_get_height(ds) * s->scale_y); + gtk_widget_size_request(s->vbox, &req); + + gtk_window_resize(GTK_WINDOW(s->window), + req.width * sx, req.height * sy); + } } /** QEMU Events **/ @@ -266,29 +309,55 @@ static gboolean gd_window_close(GtkWidget *widget, GdkEvent *event, static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque) { GtkDisplayState *s = opaque; + int mx, my; int ww, wh; int fbw, fbh; + if (!gtk_widget_get_realized(widget)) { + return FALSE; + } + fbw = ds_get_width(s->ds); fbh = ds_get_height(s->ds); gdk_drawable_get_size(gtk_widget_get_window(widget), &ww, &wh); - cairo_rectangle(cr, 0, 0, ww, wh); - - if (ww != fbw || wh != fbh) { + if (s->full_screen) { s->scale_x = (double)ww / fbw; s->scale_y = (double)wh / fbh; - cairo_scale(cr, s->scale_x, s->scale_y); - } else { - s->scale_x = 1.0; - s->scale_y = 1.0; + } else if (s->free_scale) { + double sx, sy; + + sx = (double)ww / fbw; + sy = (double)wh / fbh; + + s->scale_x = s->scale_y = MIN(sx, sy); } fbw *= s->scale_x; fbh *= s->scale_y; - cairo_set_source_surface(cr, s->surface, 0, 0); + mx = my = 0; + if (ww > fbw) { + mx = (ww - fbw) / 2; + } + if (wh > fbh) { + my = (wh - fbh) / 2; + } + + cairo_rectangle(cr, 0, 0, ww, wh); + + /* Optionally cut out the inner area where the pixmap + will be drawn. This avoids 'flashing' since we're + not double-buffering. Note we're using the undocumented + behaviour of drawing the rectangle from right to left + to cut out the whole */ + cairo_rectangle(cr, mx + fbw, my, + -1 * fbw, fbh); + cairo_fill(cr); + + cairo_scale(cr, s->scale_x, s->scale_y); + cairo_set_source_surface(cr, s->surface, mx / s->scale_x, my / s->scale_y); cairo_paint(cr); return TRUE; @@ -321,9 +390,31 @@ static gboolean gd_motion_event(GtkWidget *widget, GdkEventMotion *motion, GtkDisplayState *s = opaque; int dx, dy; int x, y; + int mx, my; + int fbh, fbw; + int ww, wh; + + fbw = ds_get_width(s->ds) * s->scale_x; + fbh = ds_get_height(s->ds) * s->scale_y; - x = motion->x / s->scale_x; - y = motion->y / s->scale_y; + gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh); + + mx = my = 0; + if (ww > fbw) { + mx = (ww - fbw) / 2; + } + if (wh > fbh) { + my = (wh - fbh) / 2; + } + + x = (motion->x - mx) / s->scale_x; + y = (motion->y - my) / s->scale_y; + + if (x < 0 || y < 0 || + x >= ds_get_width(s->ds) || + y >= ds_get_height(s->ds)) { + return TRUE; + } if (kbd_mouse_is_absolute()) { dx = x * 0x7FFF / (ds_get_width(s->ds) - 1); @@ -492,6 +583,90 @@ static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque) } } +static void gd_menu_full_screen(GtkMenuItem *item, void *opaque) +{ + GtkDisplayState *s = opaque; + + if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->full_screen_item))) { + gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE); + gtk_widget_set_size_request(s->menu_bar, 0, 0); + gtk_widget_set_size_request(s->drawing_area, -1, -1); + gtk_window_fullscreen(GTK_WINDOW(s->window)); + if (gd_on_vga(s)) { + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), TRUE); + } + s->full_screen = TRUE; + } else { + gtk_window_unfullscreen(GTK_WINDOW(s->window)); + gd_menu_show_tabs(GTK_MENU_ITEM(s->show_tabs_item), s); + gtk_widget_set_size_request(s->menu_bar, -1, -1); + gtk_widget_set_size_request(s->drawing_area, + ds_get_width(s->ds), ds_get_height(s->ds)); + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE); + s->full_screen = FALSE; + s->scale_x = 1.0; + s->scale_y = 1.0; + } + + gd_update_cursor(s, FALSE); +} + +static void gd_menu_zoom_in(GtkMenuItem *item, void *opaque) +{ + GtkDisplayState *s = opaque; + + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item), + FALSE); + + s->scale_x += .25; + s->scale_y += .25; + + gd_resize(s->ds); +} + +static void gd_menu_zoom_out(GtkMenuItem *item, void *opaque) +{ + GtkDisplayState *s = opaque; + + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item), + FALSE); + + s->scale_x -= .25; + s->scale_y -= .25; + + s->scale_x = MAX(s->scale_x, .25); + s->scale_y = MAX(s->scale_y, .25); + + gd_resize(s->ds); +} + +static void gd_menu_zoom_fixed(GtkMenuItem *item, void *opaque) +{ + GtkDisplayState *s = opaque; + + s->scale_x = 1.0; + s->scale_y = 1.0; + + gd_resize(s->ds); +} + +static void gd_menu_zoom_fit(GtkMenuItem *item, void *opaque) +{ + GtkDisplayState *s = opaque; + int ww, wh; + + if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(s->zoom_fit_item))) { + s->free_scale = TRUE; + } else { + s->free_scale = FALSE; + } + + gd_resize(s->ds); + + gdk_drawable_get_size(gtk_widget_get_window(s->drawing_area), &ww, &wh); + gtk_widget_queue_draw_area(s->drawing_area, 0, 0, ww, wh); +} + static void gd_grab_keyboard(GtkDisplayState *s) { gdk_keyboard_grab(gtk_widget_get_window(GTK_WIDGET(s->drawing_area)), @@ -551,6 +726,9 @@ static void gd_change_page(GtkNotebook *nb, gpointer arg1, guint arg2, if (!on_vga) { gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), FALSE); + } else if (s->full_screen) { + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item), + TRUE); } if (arg2 == 0) { @@ -739,6 +917,16 @@ static void gd_connect_signals(GtkDisplayState *s) g_signal_connect(s->quit_item, "activate", G_CALLBACK(gd_menu_quit), s); + g_signal_connect(s->full_screen_item, "activate", + G_CALLBACK(gd_menu_full_screen), s); + g_signal_connect(s->zoom_in_item, "activate", + G_CALLBACK(gd_menu_zoom_in), s); + g_signal_connect(s->zoom_out_item, "activate", + G_CALLBACK(gd_menu_zoom_out), s); + g_signal_connect(s->zoom_fixed_item, "activate", + G_CALLBACK(gd_menu_zoom_fixed), s); + g_signal_connect(s->zoom_fit_item, "activate", + G_CALLBACK(gd_menu_zoom_fit), s); g_signal_connect(s->vga_item, "activate", G_CALLBACK(gd_menu_switch_vc), s); g_signal_connect(s->grab_item, "activate", @@ -774,6 +962,39 @@ static void gd_create_menus(GtkDisplayState *s) gtk_menu_set_accel_group(GTK_MENU(s->view_menu), accel_group); s->view_menu_item = gtk_menu_item_new_with_mnemonic("_View"); + s->full_screen_item = gtk_check_menu_item_new_with_mnemonic("_Full Screen"); + gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->full_screen_item), + "<QEMU>/View/Full Screen"); + gtk_accel_map_add_entry("<QEMU>/View/Full Screen", GDK_KEY_f, GDK_CONTROL_MASK | GDK_MOD1_MASK); + gtk_menu_append(GTK_MENU(s->view_menu), s->full_screen_item); + + separator = gtk_separator_menu_item_new(); + gtk_menu_append(GTK_MENU(s->view_menu), separator); + + s->zoom_in_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_IN, NULL); + gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_in_item), + "<QEMU>/View/Zoom In"); + gtk_accel_map_add_entry("<QEMU>/View/Zoom In", GDK_KEY_plus, GDK_CONTROL_MASK | GDK_MOD1_MASK); + gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_in_item); + + s->zoom_out_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_OUT, NULL); + gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_out_item), + "<QEMU>/View/Zoom Out"); + gtk_accel_map_add_entry("<QEMU>/View/Zoom Out", GDK_KEY_minus, GDK_CONTROL_MASK | GDK_MOD1_MASK); + gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_out_item); + + s->zoom_fixed_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_ZOOM_100, NULL); + gtk_menu_item_set_accel_path(GTK_MENU_ITEM(s->zoom_fixed_item), + "<QEMU>/View/Zoom Fixed"); + gtk_accel_map_add_entry("<QEMU>/View/Zoom Fixed", GDK_KEY_0, GDK_CONTROL_MASK | GDK_MOD1_MASK); + gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_fixed_item); + + s->zoom_fit_item = gtk_check_menu_item_new_with_mnemonic("Zoom To _Fit"); + gtk_menu_append(GTK_MENU(s->view_menu), s->zoom_fit_item); + + separator = gtk_separator_menu_item_new(); + gtk_menu_append(GTK_MENU(s->view_menu), separator); + s->grab_on_hover_item = gtk_check_menu_item_new_with_mnemonic("Grab On _Hover"); gtk_menu_append(GTK_MENU(s->view_menu), s->grab_on_hover_item); @@ -837,6 +1058,7 @@ void gtk_display_init(DisplayState *ds) s->scale_x = 1.0; s->scale_y = 1.0; + s->free_scale = FALSE; s->null_cursor = gdk_cursor_new(GDK_BLANK_CURSOR); @@ -865,8 +1087,6 @@ void gtk_display_init(DisplayState *ds) gtk_notebook_set_show_tabs(GTK_NOTEBOOK(s->notebook), FALSE); gtk_notebook_set_show_border(GTK_NOTEBOOK(s->notebook), FALSE); - gtk_window_set_resizable(GTK_WINDOW(s->window), FALSE); - gd_update_caption(s); gtk_box_pack_start(GTK_BOX(s->vbox), s->menu_bar, FALSE, TRUE, 0); |