269 lines
7.8 KiB
C
269 lines
7.8 KiB
C
#include "config.h"
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#include <Elementary.h>
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#ifndef HAVE_WAYLAND_ONLY
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# include <Ecore_X.h>
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#endif
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static int ret = 0, sig = 0, exit_gdb = 0;
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static pid_t pid;
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static Eina_Bool tainted = EINA_FALSE;
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static const char *backtrace_str = NULL;
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//#define FONT "TopazPlus_a500_v1.0.pcf"
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//#define FONT "terminus-16.pcf"
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#define FONT "Topaz_a500_v1.0.ttf"
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#define FONT_FALLBACK "Mono"
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#define COL_BG 0, 0, 0, 255
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#define COL_FG 255, 0, 0, 255
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#define HDIV 10
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#define PDIV 20
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#define BLINK 0.8
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#define RECOVER_BUTTON 1
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#define RECOVER_KEY "F1"
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#define ABORT_BUTTON 3
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#define ABORT_KEY "F12"
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static inline const char *title1(void) {
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return "Software Failure. Press left mouse button / F1 to recover, right mouse button / F12 to abort.";
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}
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static inline const char *title2(void) { static char buf[512];
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if (tainted) snprintf
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(buf, sizeof(buf), "Tainted by unsupported modules");
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else if (exit_gdb) snprintf
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(buf, sizeof(buf), "Couldn't run gdb to collect a backtrace");
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else if (backtrace_str) snprintf
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(buf, sizeof(buf), "Backtrace log: %s", backtrace_str);
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else snprintf
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(buf, sizeof(buf), " ");
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return buf;
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}
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static inline const char *title3(void) { static char buf[512];
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snprintf(buf, sizeof(buf), "Guru Meditation #%08d.%08d", pid, sig);
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return buf;
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}
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/////////////////////////////////////////////////////////////////////////////
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static Evas_Object *obj_base = NULL;
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static Evas_Object *obj_outer = NULL;
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static Evas_Object *obj_inner = NULL;
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static Evas_Object *obj_line1 = NULL;
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static Evas_Object *obj_line2 = NULL;
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static Evas_Object *obj_line3 = NULL;
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static void
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mouse_up(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *o EINA_UNUSED, void *info)
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{
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Evas_Event_Mouse_Up *ev = info;
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if (ev->button == RECOVER_BUTTON)
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{
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ret = 111;
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elm_exit();
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}
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else if (ev->button == ABORT_BUTTON)
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{
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ret = 101;
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elm_exit();
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}
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}
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static void
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key_down(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *o EINA_UNUSED, void *info)
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{
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Evas_Event_Key_Down *ev = info;
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if (!strcmp(ev->key, RECOVER_KEY))
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{
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ret = 111;
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elm_exit();
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}
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else if (!strcmp(ev->key, ABORT_KEY))
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{
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ret = 101;
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elm_exit();
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}
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}
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static const char *
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font_get(void)
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{
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const char *s = getenv("E_ALERT_FONT_DIR");
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static char buf[4096];
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if (s) snprintf(buf, sizeof(buf), "%s/"FONT, s);
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else snprintf(buf, sizeof(buf), "%s", FONT_FALLBACK);
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return buf;
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}
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static void
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resize(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *o, void *info EINA_UNUSED)
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{
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Evas_Coord w, h, tw, th;
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const char *font = font_get();
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evas_object_geometry_get(o, NULL, NULL, &w, &h);
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h = w / HDIV;
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evas_object_geometry_set(obj_base, 0, 0, w, h * HDIV * 2);
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evas_object_geometry_set(obj_outer, (1 * h) / PDIV, (1 * h) / PDIV,
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w - ((h * 2) / PDIV), h - ((h * 2) / PDIV));
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evas_object_geometry_set(obj_inner, (2 * h) / PDIV, (2 * h) / PDIV,
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w - ((h * 4) / PDIV), h - ((h * 4) / PDIV));
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evas_object_text_font_set(obj_line1, font, h / 8);
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evas_object_geometry_get(obj_line1, NULL, NULL, &tw, &th);
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evas_object_move(obj_line1, (w - tw) / 2, (3 * h) / PDIV);
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evas_object_text_font_set(obj_line2, font, h / 8);
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evas_object_geometry_get(obj_line2, NULL, NULL, &tw, &th);
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evas_object_move(obj_line2, (w - tw) / 2, (h - th) / 2);
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evas_object_text_font_set(obj_line3, font, h / 8);
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evas_object_geometry_get(obj_line3, NULL, NULL, &tw, &th);
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evas_object_move(obj_line3, (w - tw) / 2, h - th - (3 * h) / PDIV);
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}
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static Eina_Bool
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timer(void *data EINA_UNUSED)
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{
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if (evas_object_visible_get(obj_outer)) evas_object_hide(obj_outer);
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else evas_object_show(obj_outer);
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return EINA_TRUE;
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}
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static Eina_Bool
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setup_display(void)
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{
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Evas *e;
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Evas_Object *win, *o;
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const char *font = font_get();
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win = o = elm_win_add(NULL, "e-alert", ELM_WIN_SPLASH);
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if (!win) return EINA_FALSE;
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e = evas_object_evas_get(win);
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elm_win_override_set(o, EINA_TRUE);
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obj_base = o = evas_object_rectangle_add(e);
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evas_object_color_set(o, COL_BG);
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evas_object_show(o);
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obj_outer = o = evas_object_rectangle_add(e);
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evas_object_color_set(o, COL_FG);
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evas_object_pass_events_set(o, EINA_TRUE);
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evas_object_show(o);
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obj_inner = o = evas_object_rectangle_add(e);
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evas_object_color_set(o, COL_BG);
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evas_object_pass_events_set(o, EINA_TRUE);
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evas_object_show(o);
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obj_line1 = o = evas_object_text_add(e);
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evas_object_color_set(o, COL_FG);
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evas_object_text_font_set(o, font, 10);
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evas_object_text_text_set(o, title1());
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evas_object_pass_events_set(o, EINA_TRUE);
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evas_object_show(o);
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obj_line2 = o = evas_object_text_add(e);
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evas_object_color_set(o, COL_FG);
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evas_object_text_font_set(o, font, 10);
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evas_object_text_text_set(o, title2());
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evas_object_pass_events_set(o, EINA_TRUE);
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evas_object_show(o);
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obj_line3 = o = evas_object_text_add(e);
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evas_object_color_set(o, COL_FG);
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evas_object_text_font_set(o, font, 10);
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evas_object_text_text_set(o, title3());
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evas_object_pass_events_set(o, EINA_TRUE);
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evas_object_show(o);
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evas_object_event_callback_add(obj_base, EVAS_CALLBACK_MOUSE_UP, mouse_up, NULL);
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evas_object_event_callback_add(win, EVAS_CALLBACK_KEY_DOWN, key_down, NULL);
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evas_object_event_callback_add(win, EVAS_CALLBACK_RESIZE, resize, NULL);
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ecore_timer_add(BLINK, timer, NULL);
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resize(NULL, e, win, NULL);
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#ifndef HAVE_WAYLAND_ONLY
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if (getenv("DISPLAY"))
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{
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Ecore_X_Window root = ecore_x_window_root_first_get();
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Ecore_X_Atom atom_composite_win = ecore_x_atom_get("_E_COMP_WINDOW");
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unsigned int id;
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if (ecore_x_window_prop_card32_get(root, atom_composite_win, &id, 1) > 0)
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{
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Ecore_X_Window elmwin = elm_win_xwindow_get(win);
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ecore_x_window_reparent(elmwin, id, 0, 0);
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Ecore_X_Randr_Output output = ecore_x_randr_primary_output_get(root);
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Ecore_X_Randr_Crtc crct = ecore_x_randr_output_crtc_get(root, output);
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int x = 0, y = 0, w = 1, h = 1;
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ecore_x_randr_crtc_geometry_get(root, crct, &x, &y, &w, &h);
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ecore_x_window_move_resize(elmwin, x, y, w, w / HDIV);
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}
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}
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#endif
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evas_object_show(win);
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#ifndef HAVE_WAYLAND_ONLY
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if (getenv("DISPLAY"))
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{
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Ecore_X_Window elmwin = elm_win_xwindow_get(win);
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ecore_x_pointer_grab(elmwin);
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ecore_x_keyboard_grab(elmwin);
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}
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#endif
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return EINA_TRUE;
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}
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int
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main(int argc, char **argv)
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{
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const char *s;
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int i = 0;
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for (i = 1; i < argc; i++)
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{
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if ((!strcmp(argv[i], "-h")) ||
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(!strcmp(argv[i], "-help")) ||
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(!strcmp(argv[i], "--help")))
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{
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printf("This is an internal tool for Enlightenment.\n"
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"do not use it.\n");
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exit(0);
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}
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else if (i == 1) sig = atoi(argv[i]); // signal
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else if (i == 2) pid = atoi(argv[i]); // E's pid
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else if (i == 3) exit_gdb = atoi(argv[i]);
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else if (i == 4) backtrace_str = argv[i];
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}
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fprintf(stderr, "exit_gdb: %i\n", exit_gdb);
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s = getenv("E_TAINTED");
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if (s && !strcmp(s, "NO")) tainted = EINA_FALSE;
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else if (s && !strcmp(s, "YES")) tainted = EINA_TRUE;
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ecore_app_no_system_modules();
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elm_init(argc, argv);
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if (setup_display())
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{
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s = getenv("E_ALERT_SYSTEM_BIN");
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if (s && s[0])
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{
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putenv("E_ALERT_BACKLIGHT_RESET=1");
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ecore_exe_pipe_run
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(s, ECORE_EXE_PIPE_READ | ECORE_EXE_PIPE_WRITE |
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ECORE_EXE_NOT_LEADER | ECORE_EXE_TERM_WITH_PARENT, NULL);
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}
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elm_run();
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}
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return ret;
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}
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