X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/1709795fee167cc2d2d423df0161e7963376b910..2dc6356a02ebe2e5c0428cefc18e64882d85b4a6:/unix/pterm.c diff --git a/unix/pterm.c b/unix/pterm.c index 082a2711..9c86b326 100644 --- a/unix/pterm.c +++ b/unix/pterm.c @@ -3,20 +3,86 @@ * back end, all running as a GTK application. Wish me luck. */ +#define _GNU_SOURCE + #include +#include #include +#include +#include #include #include +#include +#include +#include +#include +#include #include +#include +#include +#include +#include #define PUTTY_DO_GLOBALS /* actually _define_ globals */ + #include "putty.h" +#include "terminal.h" #define CAT2(x,y) x ## y #define CAT(x,y) CAT2(x,y) #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)} -void ldisc_update(int echo, int edit) +#define NCOLOURS (lenof(((Config *)0)->colours)) + +struct gui_data { + GtkWidget *window, *area, *sbar; + GtkBox *hbox; + GtkAdjustment *sbar_adjust; + GdkPixmap *pixmap; + GdkFont *fonts[2]; /* normal and bold (for now!) */ + struct { + int charset; + int is_wide; + } fontinfo[2]; + GdkCursor *rawcursor, *textcursor, *blankcursor, *currcursor; + GdkColor cols[NCOLOURS]; + GdkColormap *colmap; + wchar_t *pastein_data; + int pastein_data_len; + char *pasteout_data, *pasteout_data_utf8; + int pasteout_data_len, pasteout_data_utf8_len; + int font_width, font_height; + int ignore_sbar; + int mouseptr_visible; + guint term_paste_idle_id; + GdkAtom compound_text_atom, utf8_string_atom; + int alt_keycode; + int alt_digits; + char wintitle[sizeof(((Config *)0)->wintitle)]; + char icontitle[sizeof(((Config *)0)->wintitle)]; + int master_fd, master_func_id, exited; + void *ldisc; + Backend *back; + void *backhandle; + Terminal *term; + void *logctx; +}; + +struct draw_ctx { + GdkGC *gc; + struct gui_data *inst; +}; + +static int send_raw_mouse; + +static char *app_name = "pterm"; + +char *x_get_default(char *key) +{ + return XGetDefault(GDK_DISPLAY(), app_name, key); +} + +void ldisc_update(void *frontend, int echo, int edit) { /* * This is a stub in pterm. If I ever produce a Unix @@ -26,22 +92,36 @@ void ldisc_update(int echo, int edit) */ } -int askappend(char *filename) +int askappend(void *frontend, char *filename) { /* - * FIXME: for the moment we just wipe the log file. Since I - * haven't yet enabled logging, this shouldn't matter yet! + * Logging in an xterm-alike is liable to be something you only + * do at serious diagnostic need. Hence, I'm going to take the + * easy option for now and assume we always want to overwrite + * log files. I can always make it properly configurable later. */ return 2; } -void logevent(char *string) +void logevent(void *frontend, char *string) { /* - * FIXME: event log entries are currently ignored. + * This is not a very helpful function: events are logged + * pretty much exclusively by the back end, and our pty back + * end is self-contained. So we need do nothing. */ } +int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */ +{ + struct gui_data *inst = (struct gui_data *)frontend; + + if (which) + return inst->font_height; + else + return inst->font_width; +} + /* * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT) * into a cooked one (SELECT, EXTEND, PASTE). @@ -51,8 +131,10 @@ void logevent(char *string) * mouse or a means of faking it, and there is no need to switch * buttons around at all. */ -Mouse_Button translate_button(Mouse_Button button) +Mouse_Button translate_button(void *frontend, Mouse_Button button) { + /* struct gui_data *inst = (struct gui_data *)frontend; */ + if (button == MBT_LEFT) return MBT_SELECT; if (button == MBT_MIDDLE) @@ -66,162 +148,209 @@ Mouse_Button translate_button(Mouse_Button button) * Minimise or restore the window in response to a server-side * request. */ -void set_iconic(int iconic) +void set_iconic(void *frontend, int iconic) { - /* FIXME: currently ignored */ + /* + * GTK 1.2 doesn't know how to do this. + */ +#if GTK_CHECK_VERSION(2,0,0) + struct gui_data *inst = (struct gui_data *)frontend; + if (iconic) + gtk_window_iconify(GTK_WINDOW(inst->window)); + else + gtk_window_deiconify(GTK_WINDOW(inst->window)); +#endif } /* * Move the window in response to a server-side request. */ -void move_window(int x, int y) +void move_window(void *frontend, int x, int y) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + /* + * I assume that when the GTK version of this call is available + * we should use it. Not sure how it differs from the GDK one, + * though. + */ +#if GTK_CHECK_VERSION(2,0,0) + gtk_window_move(GTK_WINDOW(inst->window), x, y); +#else + gdk_window_move(inst->window->window, x, y); +#endif } /* * Move the window to the top or bottom of the z-order in response * to a server-side request. */ -void set_zorder(int top) +void set_zorder(void *frontend, int top) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + if (top) + gdk_window_raise(inst->window->window); + else + gdk_window_lower(inst->window->window); } /* * Refresh the window in response to a server-side request. */ -void refresh_window(void) +void refresh_window(void *frontend) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + term_invalidate(inst->term); } /* * Maximise or restore the window in response to a server-side * request. */ -void set_zoomed(int zoomed) +void set_zoomed(void *frontend, int zoomed) { - /* FIXME: currently ignored */ + /* + * GTK 1.2 doesn't know how to do this. + */ +#if GTK_CHECK_VERSION(2,0,0) + struct gui_data *inst = (struct gui_data *)frontend; + if (iconic) + gtk_window_maximize(GTK_WINDOW(inst->window)); + else + gtk_window_unmaximize(GTK_WINDOW(inst->window)); +#endif } /* * Report whether the window is iconic, for terminal reports. */ -int is_iconic(void) +int is_iconic(void *frontend) { - return 0; /* FIXME */ + struct gui_data *inst = (struct gui_data *)frontend; + return !gdk_window_is_viewable(inst->window->window); } /* * Report the window's position, for terminal reports. */ -void get_window_pos(int *x, int *y) +void get_window_pos(void *frontend, int *x, int *y) { - *x = 3; *y = 4; /* FIXME */ + struct gui_data *inst = (struct gui_data *)frontend; + /* + * I assume that when the GTK version of this call is available + * we should use it. Not sure how it differs from the GDK one, + * though. + */ +#if GTK_CHECK_VERSION(2,0,0) + gtk_window_get_position(GTK_WINDOW(inst->window), x, y); +#else + gdk_window_get_position(inst->window->window, x, y); +#endif } /* * Report the window's pixel size, for terminal reports. */ -void get_window_pixels(int *x, int *y) +void get_window_pixels(void *frontend, int *x, int *y) { - *x = 1; *y = 2; /* FIXME */ + struct gui_data *inst = (struct gui_data *)frontend; + /* + * I assume that when the GTK version of this call is available + * we should use it. Not sure how it differs from the GDK one, + * though. + */ +#if GTK_CHECK_VERSION(2,0,0) + gtk_window_get_size(GTK_WINDOW(inst->window), x, y); +#else + gdk_window_get_size(inst->window->window, x, y); +#endif } /* * Return the window or icon title. */ -char *get_window_title(int icon) +char *get_window_title(void *frontend, int icon) { - return "FIXME: window title retrieval not yet implemented"; + struct gui_data *inst = (struct gui_data *)frontend; + return icon ? inst->wintitle : inst->icontitle; } -struct gui_data { - GtkWidget *area; - GdkFont *fonts[2]; /* normal and bold (for now!) */ - GdkGC *black_gc, *white_gc; -}; - -static struct gui_data the_inst; -static struct gui_data *inst = &the_inst; /* so we always write `inst->' */ - gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data) { /* - * FIXME: warn on close? + * We could implement warn-on-close here if we really wanted + * to. */ return FALSE; } +static void show_mouseptr(struct gui_data *inst, int show) +{ + if (!cfg.hide_mouseptr) + show = 1; + if (show) + gdk_window_set_cursor(inst->area->window, inst->currcursor); + else + gdk_window_set_cursor(inst->area->window, inst->blankcursor); + inst->mouseptr_visible = show; +} + gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data) { struct gui_data *inst = (struct gui_data *)data; + int w, h, need_size = 0; - inst->fonts[0] = gdk_font_load("9x15t"); /* XXCONFIG */ - inst->fonts[1] = NULL; /* XXCONFIG */ - inst->black_gc = widget->style->black_gc; - inst->white_gc = widget->style->white_gc; - -#if 0 /* FIXME: get cmap from settings */ - /* - * Set up the colour map. - */ - inst->colmap = gdk_colormap_get_system(); - { - char *colours[] = { - "#cc0000", "#880000", "#ff0000", - "#cc6600", "#884400", "#ff7f00", - "#cc9900", "#886600", "#ffbf00", - "#cccc00", "#888800", "#ffff00", - "#00cc00", "#008800", "#00ff00", - "#008400", "#005800", "#00b000", - "#008484", "#005858", "#00b0b0", - "#00cccc", "#008888", "#00ffff", - "#0066cc", "#004488", "#007fff", - "#9900cc", "#660088", "#bf00ff", - "#cc00cc", "#880088", "#ff00ff", - "#cc9999", "#886666", "#ffbfbf", - "#cccc99", "#888866", "#ffffbf", - "#99cc99", "#668866", "#bfffbf", - "#9999cc", "#666688", "#bfbfff", - "#757575", "#4e4e4e", "#9c9c9c", - "#999999", "#666666", "#bfbfbf", - "#cccccc", "#888888", "#ffffff", - }; - ASSERT(sizeof(colours)/sizeof(*colours)==3*NCOLOURS); - gboolean success[3*NCOLOURS]; - int i; + w = (event->width - 2*cfg.window_border) / inst->font_width; + h = (event->height - 2*cfg.window_border) / inst->font_height; - for (i = 0; i < 3*NCOLOURS; i++) { - if (!gdk_color_parse(colours[i], &inst->cols[i])) - g_error("4tris: couldn't parse colour \"%s\"\n", colours[i]); + if (w != cfg.width || h != cfg.height) { + if (inst->pixmap) { + gdk_pixmap_unref(inst->pixmap); + inst->pixmap = NULL; } + cfg.width = w; + cfg.height = h; + need_size = 1; + } + if (!inst->pixmap) { + GdkGC *gc; + + inst->pixmap = gdk_pixmap_new(widget->window, + (cfg.width * inst->font_width + + 2*cfg.window_border), + (cfg.height * inst->font_height + + 2*cfg.window_border), -1); + + gc = gdk_gc_new(inst->area->window); + gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */ + gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0, + cfg.width * inst->font_width + 2*cfg.window_border, + cfg.height * inst->font_height + 2*cfg.window_border); + gdk_gc_unref(gc); + } - gdk_colormap_alloc_colors(inst->colmap, inst->cols, 3*NCOLOURS, - FALSE, FALSE, success); - for (i = 0; i < 3*NCOLOURS; i++) { - if (!success[i]) - g_error("4tris: couldn't allocate colour \"%s\"\n", colours[i]); - } + if (need_size) { + term_size(inst->term, h, w, cfg.savelines); } -#endif return TRUE; } gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data) { - /* struct gui_data *inst = (struct gui_data *)data; */ + struct gui_data *inst = (struct gui_data *)data; /* * Pass the exposed rectangle to terminal.c, which will call us * back to do the actual painting. */ - term_paint(NULL, - event->area.x / 9, event->area.y / 15, - (event->area.x + event->area.width - 1) / 9, - (event->area.y + event->area.height - 1) / 15); + if (inst->pixmap) { + gdk_draw_pixmap(widget->window, + widget->style->fg_gc[GTK_WIDGET_STATE(widget)], + inst->pixmap, + event->area.x, event->area.y, + event->area.x, event->area.y, + event->area.width, event->area.height); + } return TRUE; } @@ -230,26 +359,685 @@ gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data) gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data) { - /* struct gui_data *inst = (struct gui_data *)data; */ + struct gui_data *inst = (struct gui_data *)data; + char output[32]; + int start, end; + + /* By default, nothing is generated. */ + end = start = 0; + + /* + * If Alt is being released after typing an Alt+numberpad + * sequence, we should generate the code that was typed. + * + * Note that we only do this if more than one key was actually + * pressed - I don't think Alt+NumPad4 should be ^D or that + * Alt+NumPad3 should be ^C, for example. There's no serious + * inconvenience in having to type a zero before a single-digit + * character code. + */ + if (event->type == GDK_KEY_RELEASE && + (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L || + event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) && + inst->alt_keycode >= 0 && inst->alt_digits > 1) { +#ifdef KEY_DEBUGGING + printf("Alt key up, keycode = %d\n", inst->alt_keycode); +#endif + output[0] = inst->alt_keycode; + end = 1; + goto done; + } if (event->type == GDK_KEY_PRESS) { - char c[1]; - c[0] = event->keyval; - ldisc_send(c, 1, 1); - term_out(); +#ifdef KEY_DEBUGGING + { + int i; + printf("keypress: keyval = %04x, state = %08x; string =", + event->keyval, event->state); + for (i = 0; event->string[i]; i++) + printf(" %02x", (unsigned char) event->string[i]); + printf("\n"); + } +#endif + + /* + * NYI: Compose key (!!! requires Unicode faff before even trying) + */ + + /* + * If Alt has just been pressed, we start potentially + * accumulating an Alt+numberpad code. We do this by + * setting alt_keycode to -1 (nothing yet but plausible). + */ + if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L || + event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) { + inst->alt_keycode = -1; + inst->alt_digits = 0; + goto done; /* this generates nothing else */ + } + + /* + * If we're seeing a numberpad key press with Mod1 down, + * consider adding it to alt_keycode if that's sensible. + * Anything _else_ with Mod1 down cancels any possibility + * of an ALT keycode: we set alt_keycode to -2. + */ + if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) { + int digit = -1; + switch (event->keyval) { + case GDK_KP_0: case GDK_KP_Insert: digit = 0; break; + case GDK_KP_1: case GDK_KP_End: digit = 1; break; + case GDK_KP_2: case GDK_KP_Down: digit = 2; break; + case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break; + case GDK_KP_4: case GDK_KP_Left: digit = 4; break; + case GDK_KP_5: case GDK_KP_Begin: digit = 5; break; + case GDK_KP_6: case GDK_KP_Right: digit = 6; break; + case GDK_KP_7: case GDK_KP_Home: digit = 7; break; + case GDK_KP_8: case GDK_KP_Up: digit = 8; break; + case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break; + } + if (digit < 0) + inst->alt_keycode = -2; /* it's invalid */ + else { +#ifdef KEY_DEBUGGING + printf("Adding digit %d to keycode %d", digit, + inst->alt_keycode); +#endif + if (inst->alt_keycode == -1) + inst->alt_keycode = digit; /* one-digit code */ + else + inst->alt_keycode = inst->alt_keycode * 10 + digit; + inst->alt_digits++; +#ifdef KEY_DEBUGGING + printf(" gives new code %d\n", inst->alt_keycode); +#endif + /* Having used this digit, we now do nothing more with it. */ + goto done; + } + } + + /* + * Shift-PgUp and Shift-PgDn don't even generate keystrokes + * at all. + */ + if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) { + term_scroll(inst->term, 0, -cfg.height/2); + return TRUE; + } + if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) { + term_scroll(inst->term, 0, +cfg.height/2); + return TRUE; + } + + /* + * Neither does Shift-Ins. + */ + if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) { + request_paste(inst); + return TRUE; + } + + /* ALT+things gives leading Escape. */ + output[0] = '\033'; + strncpy(output+1, event->string, 31); + output[31] = '\0'; + end = strlen(output); + if (event->state & GDK_MOD1_MASK) { + start = 0; + if (end == 1) end = 0; + } else + start = 1; + + /* Control-` is the same as Control-\ (unless gtk has a better idea) */ + if (!event->string[0] && event->keyval == '`' && + (event->state & GDK_CONTROL_MASK)) { + output[1] = '\x1C'; + end = 2; + } + + /* Control-Break is the same as Control-C */ + if (event->keyval == GDK_Break && + (event->state & GDK_CONTROL_MASK)) { + output[1] = '\003'; + end = 2; + } + + /* Control-2, Control-Space and Control-@ are NUL */ + if (!event->string[0] && + (event->keyval == ' ' || event->keyval == '2' || + event->keyval == '@') && + (event->state & (GDK_SHIFT_MASK | + GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) { + output[1] = '\0'; + end = 2; + } + + /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */ + if (!event->string[0] && event->keyval == ' ' && + (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) == + (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) { + output[1] = '\240'; + end = 2; + } + + /* We don't let GTK tell us what Backspace is! We know better. */ + if (event->keyval == GDK_BackSpace && + !(event->state & GDK_SHIFT_MASK)) { + output[1] = cfg.bksp_is_delete ? '\x7F' : '\x08'; + end = 2; + } + /* For Shift Backspace, do opposite of what is configured. */ + if (event->keyval == GDK_BackSpace && + (event->state & GDK_SHIFT_MASK)) { + output[1] = cfg.bksp_is_delete ? '\x08' : '\x7F'; + end = 2; + } + + /* Shift-Tab is ESC [ Z */ + if (event->keyval == GDK_ISO_Left_Tab || + (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) { + end = 1 + sprintf(output+1, "\033[Z"); + } + + /* + * NetHack keypad mode. + */ + if (cfg.nethack_keypad) { + char *keys = NULL; + switch (event->keyval) { + case GDK_KP_1: case GDK_KP_End: keys = "bB"; break; + case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break; + case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break; + case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break; + case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break; + case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break; + case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break; + case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break; + case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break; + } + if (keys) { + end = 2; + if (event->state & GDK_SHIFT_MASK) + output[1] = keys[1]; + else + output[1] = keys[0]; + goto done; + } + } + + /* + * Application keypad mode. + */ + if (inst->term->app_keypad_keys && !cfg.no_applic_k) { + int xkey = 0; + switch (event->keyval) { + case GDK_Num_Lock: xkey = 'P'; break; + case GDK_KP_Divide: xkey = 'Q'; break; + case GDK_KP_Multiply: xkey = 'R'; break; + case GDK_KP_Subtract: xkey = 'S'; break; + /* + * Keypad + is tricky. It covers a space that would + * be taken up on the VT100 by _two_ keys; so we + * let Shift select between the two. Worse still, + * in xterm function key mode we change which two... + */ + case GDK_KP_Add: + if (cfg.funky_type == 2) { + if (event->state & GDK_SHIFT_MASK) + xkey = 'l'; + else + xkey = 'k'; + } else if (event->state & GDK_SHIFT_MASK) + xkey = 'm'; + else + xkey = 'l'; + break; + case GDK_KP_Enter: xkey = 'M'; break; + case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break; + case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break; + case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break; + case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break; + case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break; + case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break; + case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break; + case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break; + case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break; + case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break; + case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break; + } + if (xkey) { + if (inst->term->vt52_mode) { + if (xkey >= 'P' && xkey <= 'S') + end = 1 + sprintf(output+1, "\033%c", xkey); + else + end = 1 + sprintf(output+1, "\033?%c", xkey); + } else + end = 1 + sprintf(output+1, "\033O%c", xkey); + goto done; + } + } + + /* + * Next, all the keys that do tilde codes. (ESC '[' nn '~', + * for integer decimal nn.) + * + * We also deal with the weird ones here. Linux VCs replace F1 + * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but + * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w + * respectively. + */ + { + int code = 0; + switch (event->keyval) { + case GDK_F1: + code = (event->state & GDK_SHIFT_MASK ? 23 : 11); + break; + case GDK_F2: + code = (event->state & GDK_SHIFT_MASK ? 24 : 12); + break; + case GDK_F3: + code = (event->state & GDK_SHIFT_MASK ? 25 : 13); + break; + case GDK_F4: + code = (event->state & GDK_SHIFT_MASK ? 26 : 14); + break; + case GDK_F5: + code = (event->state & GDK_SHIFT_MASK ? 28 : 15); + break; + case GDK_F6: + code = (event->state & GDK_SHIFT_MASK ? 29 : 17); + break; + case GDK_F7: + code = (event->state & GDK_SHIFT_MASK ? 31 : 18); + break; + case GDK_F8: + code = (event->state & GDK_SHIFT_MASK ? 32 : 19); + break; + case GDK_F9: + code = (event->state & GDK_SHIFT_MASK ? 33 : 20); + break; + case GDK_F10: + code = (event->state & GDK_SHIFT_MASK ? 34 : 21); + break; + case GDK_F11: + code = 23; + break; + case GDK_F12: + code = 24; + break; + case GDK_F13: + code = 25; + break; + case GDK_F14: + code = 26; + break; + case GDK_F15: + code = 28; + break; + case GDK_F16: + code = 29; + break; + case GDK_F17: + code = 31; + break; + case GDK_F18: + code = 32; + break; + case GDK_F19: + code = 33; + break; + case GDK_F20: + code = 34; + break; + } + if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) { + case GDK_Home: case GDK_KP_Home: + code = 1; + break; + case GDK_Insert: case GDK_KP_Insert: + code = 2; + break; + case GDK_Delete: case GDK_KP_Delete: + code = 3; + break; + case GDK_End: case GDK_KP_End: + code = 4; + break; + case GDK_Page_Up: case GDK_KP_Page_Up: + code = 5; + break; + case GDK_Page_Down: case GDK_KP_Page_Down: + code = 6; + break; + } + /* Reorder edit keys to physical order */ + if (cfg.funky_type == 3 && code <= 6) + code = "\0\2\1\4\5\3\6"[code]; + + if (inst->term->vt52_mode && code > 0 && code <= 6) { + end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]); + goto done; + } + + if (cfg.funky_type == 5 && /* SCO function keys */ + code >= 11 && code <= 34) { + char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{"; + int index = 0; + switch (event->keyval) { + case GDK_F1: index = 0; break; + case GDK_F2: index = 1; break; + case GDK_F3: index = 2; break; + case GDK_F4: index = 3; break; + case GDK_F5: index = 4; break; + case GDK_F6: index = 5; break; + case GDK_F7: index = 6; break; + case GDK_F8: index = 7; break; + case GDK_F9: index = 8; break; + case GDK_F10: index = 9; break; + case GDK_F11: index = 10; break; + case GDK_F12: index = 11; break; + } + if (event->state & GDK_SHIFT_MASK) index += 12; + if (event->state & GDK_CONTROL_MASK) index += 24; + end = 1 + sprintf(output+1, "\x1B[%c", codes[index]); + goto done; + } + if (cfg.funky_type == 5 && /* SCO small keypad */ + code >= 1 && code <= 6) { + char codes[] = "HL.FIG"; + if (code == 3) { + output[1] = '\x7F'; + end = 2; + } else { + end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]); + } + goto done; + } + if ((inst->term->vt52_mode || cfg.funky_type == 4) && + code >= 11 && code <= 24) { + int offt = 0; + if (code > 15) + offt++; + if (code > 21) + offt++; + if (inst->term->vt52_mode) + end = 1 + sprintf(output+1, + "\x1B%c", code + 'P' - 11 - offt); + else + end = 1 + sprintf(output+1, + "\x1BO%c", code + 'P' - 11 - offt); + goto done; + } + if (cfg.funky_type == 1 && code >= 11 && code <= 15) { + end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11); + goto done; + } + if (cfg.funky_type == 2 && code >= 11 && code <= 14) { + if (inst->term->vt52_mode) + end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11); + else + end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11); + goto done; + } + if (cfg.rxvt_homeend && (code == 1 || code == 4)) { + end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw"); + goto done; + } + if (code) { + end = 1 + sprintf(output+1, "\x1B[%d~", code); + goto done; + } + } + + /* + * Cursor keys. (This includes the numberpad cursor keys, + * if we haven't already done them due to app keypad mode.) + * + * Here we also process un-numlocked un-appkeypadded KP5, + * which sends ESC [ G. + */ + { + int xkey = 0; + switch (event->keyval) { + case GDK_Up: case GDK_KP_Up: xkey = 'A'; break; + case GDK_Down: case GDK_KP_Down: xkey = 'B'; break; + case GDK_Right: case GDK_KP_Right: xkey = 'C'; break; + case GDK_Left: case GDK_KP_Left: xkey = 'D'; break; + case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break; + } + if (xkey) { + /* + * The arrow keys normally do ESC [ A and so on. In + * app cursor keys mode they do ESC O A instead. + * Ctrl toggles the two modes. + */ + if (inst->term->vt52_mode) { + end = 1 + sprintf(output+1, "\033%c", xkey); + } else if (!inst->term->app_cursor_keys ^ + !(event->state & GDK_CONTROL_MASK)) { + end = 1 + sprintf(output+1, "\033O%c", xkey); + } else { + end = 1 + sprintf(output+1, "\033[%c", xkey); + } + goto done; + } + } + goto done; + } + + done: + + if (end-start > 0) { +#ifdef KEY_DEBUGGING + int i; + printf("generating sequence:"); + for (i = start; i < end; i++) + printf(" %02x", (unsigned char) output[i]); + printf("\n"); +#endif + + /* + * The stuff we've just generated is assumed to be + * ISO-8859-1! This sounds insane, but `man XLookupString' + * agrees: strings of this type returned from the X server + * are hardcoded to 8859-1. Strictly speaking we should be + * doing this using some sort of GtkIMContext, which (if + * we're lucky) would give us our data directly in Unicode; + * but that's not supported in GTK 1.2 as far as I can + * tell, and it's poorly documented even in 2.0, so it'll + * have to wait. + */ + lpage_send(inst->ldisc, CS_ISO8859_1, output+start, end-start, 1); + + show_mouseptr(inst, 0); + term_seen_key_event(inst->term); + term_out(inst->term); } return TRUE; } +gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data) +{ + struct gui_data *inst = (struct gui_data *)data; + int shift, ctrl, alt, x, y, button, act; + + show_mouseptr(inst, 1); + + if (event->button == 4 && event->type == GDK_BUTTON_PRESS) { + term_scroll(inst->term, 0, -5); + return TRUE; + } + if (event->button == 5 && event->type == GDK_BUTTON_PRESS) { + term_scroll(inst->term, 0, +5); + return TRUE; + } + + shift = event->state & GDK_SHIFT_MASK; + ctrl = event->state & GDK_CONTROL_MASK; + alt = event->state & GDK_MOD1_MASK; + if (event->button == 1) + button = MBT_LEFT; + else if (event->button == 2) + button = MBT_MIDDLE; + else if (event->button == 3) + button = MBT_RIGHT; + else + return FALSE; /* don't even know what button! */ + + switch (event->type) { + case GDK_BUTTON_PRESS: act = MA_CLICK; break; + case GDK_BUTTON_RELEASE: act = MA_RELEASE; break; + case GDK_2BUTTON_PRESS: act = MA_2CLK; break; + case GDK_3BUTTON_PRESS: act = MA_3CLK; break; + default: return FALSE; /* don't know this event type */ + } + + if (send_raw_mouse && !(cfg.mouse_override && shift) && + act != MA_CLICK && act != MA_RELEASE) + return TRUE; /* we ignore these in raw mouse mode */ + + x = (event->x - cfg.window_border) / inst->font_width; + y = (event->y - cfg.window_border) / inst->font_height; + + term_mouse(inst->term, button, act, x, y, shift, ctrl, alt); + + return TRUE; +} + +gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data) +{ + struct gui_data *inst = (struct gui_data *)data; + int shift, ctrl, alt, x, y, button; + + show_mouseptr(inst, 1); + + shift = event->state & GDK_SHIFT_MASK; + ctrl = event->state & GDK_CONTROL_MASK; + alt = event->state & GDK_MOD1_MASK; + if (event->state & GDK_BUTTON1_MASK) + button = MBT_LEFT; + else if (event->state & GDK_BUTTON2_MASK) + button = MBT_MIDDLE; + else if (event->state & GDK_BUTTON3_MASK) + button = MBT_RIGHT; + else + return FALSE; /* don't even know what button! */ + + x = (event->x - cfg.window_border) / inst->font_width; + y = (event->y - cfg.window_border) / inst->font_height; + + term_mouse(inst->term, button, MA_DRAG, x, y, shift, ctrl, alt); + + return TRUE; +} + +void done_with_pty(struct gui_data *inst) +{ + extern void pty_close(void); + + if (inst->master_fd >= 0) { + pty_close(); + inst->master_fd = -1; + gtk_input_remove(inst->master_func_id); + } + + if (!inst->exited && inst->back->exitcode(inst->backhandle) >= 0) { + int exitcode = inst->back->exitcode(inst->backhandle); + int clean; + + clean = WIFEXITED(exitcode) && (WEXITSTATUS(exitcode) == 0); + + /* + * Terminate now, if the Close On Exit setting is + * appropriate. + */ + if (cfg.close_on_exit == COE_ALWAYS || + (cfg.close_on_exit == COE_NORMAL && clean)) + exit(0); + + /* + * Otherwise, output an indication that the session has + * closed. + */ + { + char message[512]; + if (WIFEXITED(exitcode)) + sprintf(message, "\r\n[pterm: process terminated with exit" + " code %d]\r\n", WEXITSTATUS(exitcode)); + else if (WIFSIGNALED(exitcode)) +#ifdef HAVE_NO_STRSIGNAL + sprintf(message, "\r\n[pterm: process terminated on signal" + " %d]\r\n", WTERMSIG(exitcode)); +#else + sprintf(message, "\r\n[pterm: process terminated on signal" + " %d (%.400s)]\r\n", WTERMSIG(exitcode), + strsignal(WTERMSIG(exitcode))); +#endif + from_backend((void *)inst->term, 0, message, strlen(message)); + } + inst->exited = 1; + } +} + +void frontend_keypress(void *handle) +{ + struct gui_data *inst = (struct gui_data *)handle; + + /* + * If our child process has exited but not closed, terminate on + * any keypress. + */ + if (inst->exited) + exit(0); +} + gint timer_func(gpointer data) { - /* struct gui_data *inst = (struct gui_data *)data; */ + struct gui_data *inst = (struct gui_data *)data; + + if (inst->back->exitcode(inst->backhandle) >= 0) { + /* + * The primary child process died. We could keep the + * terminal open for remaining subprocesses to output to, + * but conventional wisdom seems to feel that that's the + * Wrong Thing for an xterm-alike, so we bail out now + * (though we don't necessarily _close_ the window, + * depending on the state of Close On Exit). This would be + * easy enough to change or make configurable if necessary. + */ + done_with_pty(inst); + } - term_update(); + term_update(inst->term); + term_blink(inst->term, 0); return TRUE; } +void pty_input_func(gpointer data, gint sourcefd, GdkInputCondition condition) +{ + struct gui_data *inst = (struct gui_data *)data; + char buf[4096]; + int ret; + + ret = read(sourcefd, buf, sizeof(buf)); + + /* + * Clean termination condition is that either ret == 0, or ret + * < 0 and errno == EIO. Not sure why the latter, but it seems + * to happen. Boo. + */ + if (ret == 0 || (ret < 0 && errno == EIO)) { + done_with_pty(inst); + } else if (ret < 0) { + perror("read pty master"); + exit(1); + } else if (ret > 0) + from_backend(inst->term, 0, buf, ret); + term_blink(inst->term, 1); + term_out(inst->term); +} + void destroy(GtkWidget *widget, gpointer data) { gtk_main_quit(); @@ -257,76 +1045,385 @@ void destroy(GtkWidget *widget, gpointer data) gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data) { - /* - * FIXME: need to faff with the cursor shape. - */ + struct gui_data *inst = (struct gui_data *)data; + inst->term->has_focus = event->in; + term_out(inst->term); + term_update(inst->term); + show_mouseptr(inst, 1); return FALSE; } /* * set or clear the "raw mouse message" mode */ -void set_raw_mouse_mode(int activate) +void set_raw_mouse_mode(void *frontend, int activate) +{ + struct gui_data *inst = (struct gui_data *)frontend; + activate = activate && !cfg.no_mouse_rep; + send_raw_mouse = activate; + if (send_raw_mouse) + inst->currcursor = inst->rawcursor; + else + inst->currcursor = inst->textcursor; + show_mouseptr(inst, inst->mouseptr_visible); +} + +void request_resize(void *frontend, int w, int h) +{ + struct gui_data *inst = (struct gui_data *)frontend; + int large_x, large_y; + int offset_x, offset_y; + int area_x, area_y; + GtkRequisition inner, outer; + + /* + * This is a heinous hack dreamed up by the gnome-terminal + * people to get around a limitation in gtk. The problem is + * that in order to set the size correctly we really need to be + * calling gtk_window_resize - but that needs to know the size + * of the _whole window_, not the drawing area. So what we do + * is to set an artificially huge size request on the drawing + * area, recompute the resulting size request on the window, + * and look at the difference between the two. That gives us + * the x and y offsets we need to translate drawing area size + * into window size for real, and then we call + * gtk_window_resize. + */ + + /* + * We start by retrieving the current size of the whole window. + * Adding a bit to _that_ will give us a value we can use as a + * bogus size request which guarantees to be bigger than the + * current size of the drawing area. + */ + get_window_pixels(inst, &large_x, &large_y); + large_x += 32; + large_y += 32; + +#if GTK_CHECK_VERSION(2,0,0) + gtk_widget_set_size_request(inst->area, large_x, large_y); +#else + gtk_widget_set_usize(inst->area, large_x, large_y); +#endif + gtk_widget_size_request(inst->area, &inner); + gtk_widget_size_request(inst->window, &outer); + + offset_x = outer.width - inner.width; + offset_y = outer.height - inner.height; + + area_x = inst->font_width * w + 2*cfg.window_border; + area_y = inst->font_height * h + 2*cfg.window_border; + + /* + * Now we must set the size request on the drawing area back to + * something sensible before we commit the real resize. Best + * way to do this, I think, is to set it to what the size is + * really going to end up being. + */ +#if GTK_CHECK_VERSION(2,0,0) + gtk_widget_set_size_request(inst->area, area_x, area_y); +#else + gtk_widget_set_usize(inst->area, area_x, area_y); +#endif + +#if GTK_CHECK_VERSION(2,0,0) + gtk_window_resize(GTK_WINDOW(inst->window), + area_x + offset_x, area_y + offset_y); +#else + gdk_window_resize(inst->window->window, + area_x + offset_x, area_y + offset_y); +#endif +} + +static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b) +{ + gboolean success[1]; + + inst->cols[n].red = r * 0x0101; + inst->cols[n].green = g * 0x0101; + inst->cols[n].blue = b * 0x0101; + + gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1, + FALSE, FALSE, success); + if (!success[0]) + g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n", + n, r, g, b); +} + +void set_window_background(struct gui_data *inst) +{ + if (inst->area && inst->area->window) + gdk_window_set_background(inst->area->window, &inst->cols[18]); + if (inst->window && inst->window->window) + gdk_window_set_background(inst->window->window, &inst->cols[18]); +} + +void palette_set(void *frontend, int n, int r, int g, int b) +{ + struct gui_data *inst = (struct gui_data *)frontend; + static const int first[21] = { + 0, 2, 4, 6, 8, 10, 12, 14, + 1, 3, 5, 7, 9, 11, 13, 15, + 16, 17, 18, 20, 22 + }; + real_palette_set(inst, first[n], r, g, b); + if (first[n] >= 18) + real_palette_set(inst, first[n] + 1, r, g, b); + if (first[n] == 18) + set_window_background(inst); +} + +void palette_reset(void *frontend) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + /* This maps colour indices in cfg to those used in inst->cols. */ + static const int ww[] = { + 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 16, 17, 18, 19, 20, 21, + 0, 1, 2, 3, 4, 5 + }; + gboolean success[NCOLOURS]; + int i; + + assert(lenof(ww) == NCOLOURS); + + if (!inst->colmap) { + inst->colmap = gdk_colormap_get_system(); + } else { + gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS); + } + + for (i = 0; i < NCOLOURS; i++) { + inst->cols[i].red = cfg.colours[ww[i]][0] * 0x0101; + inst->cols[i].green = cfg.colours[ww[i]][1] * 0x0101; + inst->cols[i].blue = cfg.colours[ww[i]][2] * 0x0101; + } + + gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS, + FALSE, FALSE, success); + for (i = 0; i < NCOLOURS; i++) { + if (!success[i]) + g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n", + i, cfg.colours[i][0], cfg.colours[i][1], cfg.colours[i][2]); + } + + set_window_background(inst); } -void request_resize(int w, int h) +void write_clip(void *frontend, wchar_t * data, int len, int must_deselect) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + if (inst->pasteout_data) + sfree(inst->pasteout_data); + if (inst->pasteout_data_utf8) + sfree(inst->pasteout_data_utf8); + + inst->pasteout_data_utf8 = smalloc(len*6); + inst->pasteout_data_utf8_len = len*6; + { + wchar_t *tmp = data; + int tmplen = len; + inst->pasteout_data_utf8_len = + charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8, + inst->pasteout_data_utf8_len, + CS_UTF8, NULL, NULL, 0); + inst->pasteout_data_utf8 = + srealloc(inst->pasteout_data_utf8, inst->pasteout_data_utf8_len); + } + + inst->pasteout_data = smalloc(len); + inst->pasteout_data_len = len; + wc_to_mb(line_codepage, 0, data, len, + inst->pasteout_data, inst->pasteout_data_len, + NULL, NULL); + + if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY, + GDK_CURRENT_TIME)) { + gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY, + GDK_SELECTION_TYPE_STRING, 1); + gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY, + inst->compound_text_atom, 1); + gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY, + inst->utf8_string_atom, 1); + } +} + +void selection_get(GtkWidget *widget, GtkSelectionData *seldata, + guint info, guint time_stamp, gpointer data) +{ + struct gui_data *inst = (struct gui_data *)data; + if (seldata->target == inst->utf8_string_atom) + gtk_selection_data_set(seldata, seldata->target, 8, + inst->pasteout_data_utf8, + inst->pasteout_data_utf8_len); + else + gtk_selection_data_set(seldata, seldata->target, 8, + inst->pasteout_data, inst->pasteout_data_len); +} + +gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata, + gpointer data) +{ + struct gui_data *inst = (struct gui_data *)data; + term_deselect(inst->term); + if (inst->pasteout_data) + sfree(inst->pasteout_data); + if (inst->pasteout_data_utf8) + sfree(inst->pasteout_data_utf8); + inst->pasteout_data = NULL; + inst->pasteout_data_len = 0; + inst->pasteout_data_utf8 = NULL; + inst->pasteout_data_utf8_len = 0; + return TRUE; } -void palette_set(int n, int r, int g, int b) +void request_paste(void *frontend) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + /* + * In Unix, pasting is asynchronous: all we can do at the + * moment is to call gtk_selection_convert(), and when the data + * comes back _then_ we can call term_do_paste(). + */ + + /* + * First we attempt to retrieve the selection as a UTF-8 string + * (which we will convert to the correct code page before + * sending to the session, of course). If that fails, + * selection_received() will be informed and will fall back to + * an ordinary string. + */ + gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY, + inst->utf8_string_atom, GDK_CURRENT_TIME); } -void palette_reset(void) + +gint idle_paste_func(gpointer data); /* forward ref */ + +void selection_received(GtkWidget *widget, GtkSelectionData *seldata, + guint time, gpointer data) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)data; + + if (seldata->target == inst->utf8_string_atom && seldata->length <= 0) { + /* + * Failed to get a UTF-8 selection string. Try an ordinary + * string. + */ + gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY, + GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME); + return; + } + + /* + * Any other failure should just go foom. + */ + if (seldata->length <= 0 || + (seldata->type != GDK_SELECTION_TYPE_STRING && + seldata->type != inst->utf8_string_atom)) + return; /* Nothing happens. */ + + if (inst->pastein_data) + sfree(inst->pastein_data); + + inst->pastein_data = smalloc(seldata->length * sizeof(wchar_t)); + inst->pastein_data_len = seldata->length; + inst->pastein_data_len = + mb_to_wc((seldata->type == inst->utf8_string_atom ? + CS_UTF8 : line_codepage), + 0, seldata->data, seldata->length, + inst->pastein_data, inst->pastein_data_len); + + term_do_paste(inst->term); + + if (term_paste_pending(inst->term)) + inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst); } -void write_clip(wchar_t * data, int len, int must_deselect) +gint idle_paste_func(gpointer data) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)data; + + if (term_paste_pending(inst->term)) + term_paste(inst->term); + else + gtk_idle_remove(inst->term_paste_idle_id); + + return TRUE; } -void get_clip(wchar_t ** p, int *len) + +void get_clip(void *frontend, wchar_t ** p, int *len) { + struct gui_data *inst = (struct gui_data *)frontend; + if (p) { - /* FIXME: currently nonfunctional */ - *p = NULL; - *len = 0; + *p = inst->pastein_data; + *len = inst->pastein_data_len; } } -void set_title(char *title) +void set_title(void *frontend, char *title) +{ + struct gui_data *inst = (struct gui_data *)frontend; + strncpy(inst->wintitle, title, lenof(inst->wintitle)); + inst->wintitle[lenof(inst->wintitle)-1] = '\0'; + gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle); +} + +void set_icon(void *frontend, char *title) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + strncpy(inst->icontitle, title, lenof(inst->icontitle)); + inst->icontitle[lenof(inst->icontitle)-1] = '\0'; + gdk_window_set_icon_name(inst->window->window, inst->icontitle); } -void set_icon(char *title) +void set_sbar(void *frontend, int total, int start, int page) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)frontend; + if (!cfg.scrollbar) + return; + inst->sbar_adjust->lower = 0; + inst->sbar_adjust->upper = total; + inst->sbar_adjust->value = start; + inst->sbar_adjust->page_size = page; + inst->sbar_adjust->step_increment = 1; + inst->sbar_adjust->page_increment = page/2; + inst->ignore_sbar = TRUE; + gtk_adjustment_changed(inst->sbar_adjust); + inst->ignore_sbar = FALSE; } -void set_sbar(int total, int start, int page) +void scrollbar_moved(GtkAdjustment *adj, gpointer data) { - /* FIXME: currently ignored */ + struct gui_data *inst = (struct gui_data *)data; + + if (!cfg.scrollbar) + return; + if (!inst->ignore_sbar) + term_scroll(inst->term, 1, (int)adj->value); } -void sys_cursor(int x, int y) +void sys_cursor(void *frontend, int x, int y) { /* * This is meaningless under X. */ } -void beep(int mode) +/* + * This is still called when mode==BELL_VISUAL, even though the + * visual bell is handled entirely within terminal.c, because we + * may want to perform additional actions on any kind of bell (for + * example, taskbar flashing in Windows). + */ +void beep(void *frontend, int mode) { - gdk_beep(); + if (mode != BELL_VISUAL) + gdk_beep(); } -int CharWidth(Context ctx, int uc) +int char_width(Context ctx, int uc) { /* * Under X, any fixed-width font really _is_ fixed-width. @@ -336,16 +1433,27 @@ int CharWidth(Context ctx, int uc) return 1; } -Context get_ctx(void) +Context get_ctx(void *frontend) { - GdkGC *gc = gdk_gc_new(inst->area->window); - return gc; + struct gui_data *inst = (struct gui_data *)frontend; + struct draw_ctx *dctx; + + if (!inst->area->window) + return NULL; + + dctx = smalloc(sizeof(*dctx)); + dctx->inst = inst; + dctx->gc = gdk_gc_new(inst->area->window); + return dctx; } void free_ctx(Context ctx) { - GdkGC *gc = (GdkGC *)ctx; + struct draw_ctx *dctx = (struct draw_ctx *)ctx; + /* struct gui_data *inst = dctx->inst; */ + GdkGC *gc = dctx->gc; gdk_gc_unref(gc); + sfree(dctx); } /* @@ -354,30 +1462,378 @@ void free_ctx(Context ctx) * * We are allowed to fiddle with the contents of `text'. */ +void do_text_internal(Context ctx, int x, int y, char *text, int len, + unsigned long attr, int lattr) +{ + struct draw_ctx *dctx = (struct draw_ctx *)ctx; + struct gui_data *inst = dctx->inst; + GdkGC *gc = dctx->gc; + + int nfg, nbg, t, fontid, shadow, rlen; + + /* + * NYI: + * - Unicode, code pages, and ATTR_WIDE for CJK support. + */ + + nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT); + nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT); + if (attr & ATTR_REVERSE) { + t = nfg; + nfg = nbg; + nbg = t; + } + if (cfg.bold_colour && (attr & ATTR_BOLD)) + nfg++; + if (cfg.bold_colour && (attr & ATTR_BLINK)) + nbg++; + if (attr & TATTR_ACTCURS) { + nfg = NCOLOURS-2; + nbg = NCOLOURS-1; + } + + fontid = shadow = 0; + if ((attr & ATTR_BOLD) && !cfg.bold_colour) { + if (inst->fonts[1]) + fontid = 1; + else + shadow = 1; + } + + if (lattr != LATTR_NORM) { + x *= 2; + if (x >= inst->term->cols) + return; + if (x + len*2 > inst->term->cols) + len = (inst->term->cols-x)/2; /* trim to LH half */ + rlen = len * 2; + } else + rlen = len; + + { + GdkRectangle r; + + r.x = x*inst->font_width+cfg.window_border; + r.y = y*inst->font_height+cfg.window_border; + r.width = rlen*inst->font_width; + r.height = inst->font_height; + gdk_gc_set_clip_rectangle(gc, &r); + } + + gdk_gc_set_foreground(gc, &inst->cols[nbg]); + gdk_draw_rectangle(inst->pixmap, gc, 1, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + rlen*inst->font_width, inst->font_height); + + gdk_gc_set_foreground(gc, &inst->cols[nfg]); + { + GdkWChar *gwcs; + gchar *gcs; + wchar_t *wcs; + int i; + + wcs = smalloc(sizeof(wchar_t) * (len+1)); + for (i = 0; i < len; i++) { + wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK)); + } + + if (inst->fontinfo[fontid].is_wide) { + gwcs = smalloc(sizeof(GdkWChar) * (len+1)); + /* + * FIXME: when we have a wide-char equivalent of + * from_unicode, use it instead of this. + */ + for (i = 0; i <= len; i++) + gwcs[i] = wcs[i]; + gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border+inst->fonts[0]->ascent, + gwcs, len*2); + sfree(gwcs); + } else { + wchar_t *wcstmp = wcs; + int lentmp = len; + gcs = smalloc(sizeof(GdkWChar) * (len+1)); + charset_from_unicode(&wcstmp, &lentmp, gcs, len, + inst->fontinfo[fontid].charset, + NULL, ".", 1); + gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border+inst->fonts[0]->ascent, + gcs, len); + sfree(gcs); + } + sfree(wcs); + } + + if (shadow) { + gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc, + x*inst->font_width+cfg.window_border + cfg.shadowboldoffset, + y*inst->font_height+cfg.window_border+inst->fonts[0]->ascent, + text, len); + } + + if (attr & ATTR_UNDER) { + int uheight = inst->fonts[0]->ascent + 1; + if (uheight >= inst->font_height) + uheight = inst->font_height - 1; + gdk_draw_line(inst->pixmap, gc, x*inst->font_width+cfg.window_border, + y*inst->font_height + uheight + cfg.window_border, + (x+len)*inst->font_width-1+cfg.window_border, + y*inst->font_height + uheight + cfg.window_border); + } + + if (lattr != LATTR_NORM) { + /* + * I can't find any plausible StretchBlt equivalent in the + * X server, so I'm going to do this the slow and painful + * way. This will involve repeated calls to + * gdk_draw_pixmap() to stretch the text horizontally. It's + * O(N^2) in time and O(N) in network bandwidth, but you + * try thinking of a better way. :-( + */ + int i; + for (i = 0; i < len * inst->font_width; i++) { + gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap, + x*inst->font_width+cfg.window_border + 2*i, + y*inst->font_height+cfg.window_border, + x*inst->font_width+cfg.window_border + 2*i+1, + y*inst->font_height+cfg.window_border, + len * inst->font_width - i, inst->font_height); + } + len *= 2; + if (lattr != LATTR_WIDE) { + int dt, db; + /* Now stretch vertically, in the same way. */ + if (lattr == LATTR_BOT) + dt = 0, db = 1; + else + dt = 1, db = 0; + for (i = 0; i < inst->font_height; i+=2) { + gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border+dt*i+db, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border+dt*(i+1), + len * inst->font_width, inst->font_height-i-1); + } + } + } +} + void do_text(Context ctx, int x, int y, char *text, int len, unsigned long attr, int lattr) { - GdkColor fg, bg; - - GdkGC *gc = (GdkGC *)ctx; - fg.red = fg.green = fg.blue = 65535; - bg.red = bg.green = bg.blue = 65535; - gdk_gc_set_foreground(gc, &fg); - gdk_gc_set_background(gc, &bg); + struct draw_ctx *dctx = (struct draw_ctx *)ctx; + struct gui_data *inst = dctx->inst; + GdkGC *gc = dctx->gc; + + do_text_internal(ctx, x, y, text, len, attr, lattr); + + if (lattr != LATTR_NORM) { + x *= 2; + if (x >= inst->term->cols) + return; + if (x + len*2 > inst->term->cols) + len = (inst->term->cols-x)/2; /* trim to LH half */ + len *= 2; + } - gdk_draw_text(inst->area->window, inst->fonts[0], inst->white_gc, - x*9, y*15 + inst->fonts[0]->ascent, text, len); + gdk_draw_pixmap(inst->area->window, gc, inst->pixmap, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + len*inst->font_width, inst->font_height); } void do_cursor(Context ctx, int x, int y, char *text, int len, unsigned long attr, int lattr) { - /* FIXME: passive cursor NYI */ + struct draw_ctx *dctx = (struct draw_ctx *)ctx; + struct gui_data *inst = dctx->inst; + GdkGC *gc = dctx->gc; + + int passive; + if (attr & TATTR_PASCURS) { attr &= ~TATTR_PASCURS; - attr |= TATTR_ACTCURS; + passive = 1; + } else + passive = 0; + if ((attr & TATTR_ACTCURS) && cfg.cursor_type != 0) { + attr &= ~TATTR_ACTCURS; + } + do_text_internal(ctx, x, y, text, len, attr, lattr); + + if (lattr != LATTR_NORM) { + x *= 2; + if (x >= inst->term->cols) + return; + if (x + len*2 > inst->term->cols) + len = (inst->term->cols-x)/2; /* trim to LH half */ + len *= 2; } - do_text(ctx, x, y, text, len, attr, lattr); + + if (cfg.cursor_type == 0) { + /* + * An active block cursor will already have been done by + * the above do_text call, so we only need to do anything + * if it's passive. + */ + if (passive) { + gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]); + gdk_draw_rectangle(inst->pixmap, gc, 0, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + len*inst->font_width-1, inst->font_height-1); + } + } else { + int uheight; + int startx, starty, dx, dy, length, i; + + int char_width; + + if ((attr & ATTR_WIDE) || lattr != LATTR_NORM) + char_width = 2*inst->font_width; + else + char_width = inst->font_width; + + if (cfg.cursor_type == 1) { + uheight = inst->fonts[0]->ascent + 1; + if (uheight >= inst->font_height) + uheight = inst->font_height - 1; + + startx = x * inst->font_width + cfg.window_border; + starty = y * inst->font_height + cfg.window_border + uheight; + dx = 1; + dy = 0; + length = len * char_width; + } else { + int xadjust = 0; + if (attr & TATTR_RIGHTCURS) + xadjust = char_width - 1; + startx = x * inst->font_width + cfg.window_border + xadjust; + starty = y * inst->font_height + cfg.window_border; + dx = 0; + dy = 1; + length = inst->font_height; + } + + gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]); + if (passive) { + for (i = 0; i < length; i++) { + if (i % 2 == 0) { + gdk_draw_point(inst->pixmap, gc, startx, starty); + } + startx += dx; + starty += dy; + } + } else { + gdk_draw_line(inst->pixmap, gc, startx, starty, + startx + (length-1) * dx, starty + (length-1) * dy); + } + } + + gdk_draw_pixmap(inst->area->window, gc, inst->pixmap, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + x*inst->font_width+cfg.window_border, + y*inst->font_height+cfg.window_border, + len*inst->font_width, inst->font_height); +} + +GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val) +{ + /* + * Truly hideous hack: GTK doesn't allow us to set the mouse + * cursor foreground and background colours unless we've _also_ + * created our own cursor from bitmaps. Therefore, I need to + * load the `cursor' font and draw glyphs from it on to + * pixmaps, in order to construct my cursors with the fg and bg + * I want. This is a gross hack, but it's more self-contained + * than linking in Xlib to find the X window handle to + * inst->area and calling XRecolorCursor, and it's more + * futureproof than hard-coding the shapes as bitmap arrays. + */ + static GdkFont *cursor_font = NULL; + GdkPixmap *source, *mask; + GdkGC *gc; + GdkColor cfg = { 0, 65535, 65535, 65535 }; + GdkColor cbg = { 0, 0, 0, 0 }; + GdkColor dfg = { 1, 65535, 65535, 65535 }; + GdkColor dbg = { 0, 0, 0, 0 }; + GdkCursor *ret; + gchar text[2]; + gint lb, rb, wid, asc, desc, w, h, x, y; + + if (cursor_val == -2) { + gdk_font_unref(cursor_font); + return NULL; + } + + if (cursor_val >= 0 && !cursor_font) + cursor_font = gdk_font_load("cursor"); + + /* + * Get the text extent of the cursor in question. We use the + * mask character for this, because it's typically slightly + * bigger than the main character. + */ + if (cursor_val >= 0) { + text[1] = '\0'; + text[0] = (char)cursor_val + 1; + gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc); + w = rb-lb; h = asc+desc; x = -lb; y = asc; + } else { + w = h = 1; + x = y = 0; + } + + source = gdk_pixmap_new(NULL, w, h, 1); + mask = gdk_pixmap_new(NULL, w, h, 1); + + /* + * Draw the mask character on the mask pixmap. + */ + gc = gdk_gc_new(mask); + gdk_gc_set_foreground(gc, &dbg); + gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h); + if (cursor_val >= 0) { + text[1] = '\0'; + text[0] = (char)cursor_val + 1; + gdk_gc_set_foreground(gc, &dfg); + gdk_draw_text(mask, cursor_font, gc, x, y, text, 1); + } + gdk_gc_unref(gc); + + /* + * Draw the main character on the source pixmap. + */ + gc = gdk_gc_new(source); + gdk_gc_set_foreground(gc, &dbg); + gdk_draw_rectangle(source, gc, 1, 0, 0, w, h); + if (cursor_val >= 0) { + text[1] = '\0'; + text[0] = (char)cursor_val; + gdk_gc_set_foreground(gc, &dfg); + gdk_draw_text(source, cursor_font, gc, x, y, text, 1); + } + gdk_gc_unref(gc); + + /* + * Create the cursor. + */ + ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y); + + /* + * Clean up. + */ + gdk_pixmap_unref(source); + gdk_pixmap_unref(mask); + + return ret; } void modalfatalbox(char *p, ...) @@ -391,52 +1847,462 @@ void modalfatalbox(char *p, ...) exit(1); } +char *get_x_display(void *frontend) +{ + return gdk_get_display(); +} + +static void help(FILE *fp) { + if(fprintf(fp, +"pterm option summary:\n" +"\n" +" --display DISPLAY Specify X display to use (note '--')\n" +" -name PREFIX Prefix when looking up resources (default: pterm)\n" +" -fn FONT Normal text font\n" +" -fb FONT Bold text font\n" +" -geometry WIDTHxHEIGHT Size of terminal in characters\n" +" -sl LINES Number of lines of scrollback\n" +" -fg COLOUR, -bg COLOUR Foreground/background colour\n" +" -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n" +" -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n" +" -T TITLE Window title\n" +" -ut, +ut Do(default) or do not update utmp\n" +" -ls, +ls Do(default) or do not make shell a login shell\n" +" -sb, +sb Do(default) or do not display a scrollbar\n" +" -log PATH Log all output to a file\n" +" -nethack Map numeric keypad to hjklyubn direction keys\n" +" -xrm RESOURCE-STRING Set an X resource\n" +" -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n" + ) < 0 || fflush(fp) < 0) { + perror("output error"); + exit(1); + } +} + +int do_cmdline(int argc, char **argv, int do_everything) +{ + int err = 0; + extern char **pty_argv; /* declared in pty.c */ + + /* + * Macros to make argument handling easier. Note that because + * they need to call `continue', they cannot be contained in + * the usual do {...} while (0) wrapper to make them + * syntactically single statements; hence it is not legal to + * use one of these macros as an unbraced statement between + * `if' and `else'. + */ +#define EXPECTS_ARG { \ + if (--argc <= 0) { \ + err = 1; \ + fprintf(stderr, "pterm: %s expects an argument\n", p); \ + continue; \ + } else \ + val = *++argv; \ +} +#define SECOND_PASS_ONLY { if (!do_everything) continue; } + + /* + * TODO: + * + * finish -geometry + */ + + char *val; + while (--argc > 0) { + char *p = *++argv; + if (!strcmp(p, "-fn") || !strcmp(p, "-font")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + strncpy(cfg.font, val, sizeof(cfg.font)); + cfg.font[sizeof(cfg.font)-1] = '\0'; + + } else if (!strcmp(p, "-fb")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + strncpy(cfg.boldfont, val, sizeof(cfg.boldfont)); + cfg.boldfont[sizeof(cfg.boldfont)-1] = '\0'; + + } else if (!strcmp(p, "-cs")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + strncpy(cfg.line_codepage, val, sizeof(cfg.line_codepage)); + cfg.line_codepage[sizeof(cfg.line_codepage)-1] = '\0'; + + } else if (!strcmp(p, "-geometry")) { + int flags, x, y, w, h; + EXPECTS_ARG; + SECOND_PASS_ONLY; + + flags = XParseGeometry(val, &x, &y, &w, &h); + if (flags & WidthValue) + cfg.width = w; + if (flags & HeightValue) + cfg.height = h; + + /* + * Apparently setting the initial window position is + * difficult in GTK 1.2. Not entirely sure why this + * should be. 2.0 has gtk_window_parse_geometry(), + * which would help... For the moment, though, I can't + * be bothered with this. + */ + + } else if (!strcmp(p, "-sl")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + cfg.savelines = atoi(val); + + } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") || + !strcmp(p, "-bfg") || !strcmp(p, "-bbg") || + !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) { + GdkColor col; + + EXPECTS_ARG; + SECOND_PASS_ONLY; + if (!gdk_color_parse(val, &col)) { + err = 1; + fprintf(stderr, "pterm: unable to parse colour \"%s\"\n", val); + } else { + int index; + index = (!strcmp(p, "-fg") ? 0 : + !strcmp(p, "-bg") ? 2 : + !strcmp(p, "-bfg") ? 1 : + !strcmp(p, "-bbg") ? 3 : + !strcmp(p, "-cfg") ? 4 : + !strcmp(p, "-cbg") ? 5 : -1); + assert(index != -1); + cfg.colours[index][0] = col.red / 256; + cfg.colours[index][1] = col.green / 256; + cfg.colours[index][2] = col.blue / 256; + } + + } else if (!strcmp(p, "-e")) { + /* This option swallows all further arguments. */ + if (!do_everything) + break; + + if (--argc > 0) { + int i; + pty_argv = smalloc((argc+1) * sizeof(char *)); + ++argv; + for (i = 0; i < argc; i++) + pty_argv[i] = argv[i]; + pty_argv[argc] = NULL; + break; /* finished command-line processing */ + } else + err = 1, fprintf(stderr, "pterm: -e expects an argument\n"); + + } else if (!strcmp(p, "-T")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + strncpy(cfg.wintitle, val, sizeof(cfg.wintitle)); + cfg.wintitle[sizeof(cfg.wintitle)-1] = '\0'; + + } else if (!strcmp(p, "-log")) { + EXPECTS_ARG; + SECOND_PASS_ONLY; + strncpy(cfg.logfilename, val, sizeof(cfg.logfilename)); + cfg.logfilename[sizeof(cfg.logfilename)-1] = '\0'; + cfg.logtype = LGTYP_DEBUG; + + } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) { + SECOND_PASS_ONLY; + cfg.stamp_utmp = 0; + + } else if (!strcmp(p, "-ut")) { + SECOND_PASS_ONLY; + cfg.stamp_utmp = 1; + + } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) { + SECOND_PASS_ONLY; + cfg.login_shell = 0; + + } else if (!strcmp(p, "-ls")) { + SECOND_PASS_ONLY; + cfg.login_shell = 1; + + } else if (!strcmp(p, "-nethack")) { + SECOND_PASS_ONLY; + cfg.nethack_keypad = 1; + + } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) { + SECOND_PASS_ONLY; + cfg.scrollbar = 0; + + } else if (!strcmp(p, "-sb")) { + SECOND_PASS_ONLY; + cfg.scrollbar = 0; + + } else if (!strcmp(p, "-name")) { + EXPECTS_ARG; + app_name = val; + + } else if (!strcmp(p, "-xrm")) { + EXPECTS_ARG; + provide_xrm_string(val); + + } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) { + help(stdout); + exit(0); + + } else { + err = 1; + fprintf(stderr, "pterm: unrecognized option '%s'\n", p); + } + } + + return err; +} + +static void block_signal(int sig, int block_it) { + sigset_t ss; + + sigemptyset(&ss); + sigaddset(&ss, sig); + if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) { + perror("sigprocmask"); + exit(1); + } +} + +static void set_font_info(struct gui_data *inst, int fontid) +{ + GdkFont *font = inst->fonts[fontid]; + XFontStruct *xfs = GDK_FONT_XFONT(font); + Display *disp = GDK_FONT_XDISPLAY(font); + Atom charset_registry, charset_encoding; + unsigned long registry_ret, encoding_ret; + charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False); + charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False); + inst->fontinfo[fontid].charset = CS_NONE; + inst->fontinfo[fontid].is_wide = 0; + if (XGetFontProperty(xfs, charset_registry, ®istry_ret) && + XGetFontProperty(xfs, charset_encoding, &encoding_ret)) { + char *reg, *enc; + reg = XGetAtomName(disp, (Atom)registry_ret); + enc = XGetAtomName(disp, (Atom)encoding_ret); + if (reg && enc) { + char *encoding = dupcat(reg, "-", enc, NULL); + inst->fontinfo[fontid].charset = charset_from_xenc(encoding); + /* FIXME: when libcharset supports wide encodings fix this. */ + if (!strcasecmp(encoding, "iso10646-1")) + inst->fontinfo[fontid].is_wide = 1; + + /* + * Hack for X line-drawing characters: if the primary + * font is encoded as ISO-8859-anything, and has valid + * glyphs in the first 32 char positions, it is assumed + * that those glyphs are the VT100 line-drawing + * character set. + * + * Actually, we'll hack even harder by only checking + * position 0x19 (vertical line, VT100 linedrawing + * `x'). Then we can check it easily by seeing if the + * ascent and descent differ. + */ + if (inst->fontinfo[fontid].charset == CS_ISO8859_1) { + int lb, rb, wid, asc, desc; + gchar text[2]; + + text[1] = '\0'; + text[0] = '\x12'; + gdk_string_extents(inst->fonts[fontid], text, + &lb, &rb, &wid, &asc, &desc); + if (asc != desc) + inst->fontinfo[fontid].charset = CS_ISO8859_1_X11; + } + + /* + * FIXME: this is a hack. Currently fonts with + * incomprehensible encodings are dealt with by + * pretending they're 8859-1. It's ugly, but it's good + * enough to stop things crashing. Should do something + * better here. + */ + if (inst->fontinfo[fontid].charset == CS_NONE) + inst->fontinfo[fontid].charset = CS_ISO8859_1; + + sfree(encoding); + } + } +} + int main(int argc, char **argv) { - GtkWidget *window; + extern int pty_master_fd; /* declared in pty.c */ + extern void pty_pre_init(void); /* declared in pty.c */ + struct gui_data *inst; + + /* defer any child exit handling until we're ready to deal with + * it */ + block_signal(SIGCHLD, 1); + + pty_pre_init(); gtk_init(&argc, &argv); + if (do_cmdline(argc, argv, 0)) /* pre-defaults pass to get -class */ + exit(1); do_defaults(NULL, &cfg); + if (do_cmdline(argc, argv, 1)) /* post-defaults, do everything */ + exit(1); + + /* + * Create an instance structure and initialise to zeroes + */ + inst = smalloc(sizeof(*inst)); + memset(inst, 0, sizeof(*inst)); + inst->alt_keycode = -1; /* this one needs _not_ to be zero */ + + inst->fonts[0] = gdk_font_load(cfg.font); + if (!inst->fonts[0]) { + fprintf(stderr, "pterm: unable to load font \"%s\"\n", cfg.font); + exit(1); + } + set_font_info(inst, 0); + if (cfg.boldfont[0]) { + inst->fonts[1] = gdk_font_load(cfg.boldfont); + if (!inst->fonts[1]) { + fprintf(stderr, "pterm: unable to load bold font \"%s\"\n", + cfg.boldfont); + exit(1); + } + set_font_info(inst, 1); + } else + inst->fonts[1] = NULL; + + inst->font_width = gdk_char_width(inst->fonts[0], ' '); + inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent; + + inst->compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE); + inst->utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE); init_ucs(); - back = &pty_backend; - back->init(NULL, 0, NULL, 0); + inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); + + if (cfg.wintitle[0]) + set_title(inst, cfg.wintitle); + else + set_title(inst, "pterm"); + + /* + * Set up the colour map. + */ + palette_reset(inst); - window = gtk_window_new(GTK_WINDOW_TOPLEVEL); inst->area = gtk_drawing_area_new(); gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), - 9*80, 15*24);/* FIXME: proper resizing stuff */ + inst->font_width * cfg.width + 2*cfg.window_border, + inst->font_height * cfg.height + 2*cfg.window_border); + if (cfg.scrollbar) { + inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0)); + inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust); + } + inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0)); + if (cfg.scrollbar) { + if (cfg.scrollbar_on_left) + gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0); + else + gtk_box_pack_end(inst->hbox, inst->sbar, FALSE, FALSE, 0); + } + gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0); + + gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox)); - gtk_container_add(GTK_CONTAINER(window), inst->area); + { + GdkGeometry geom; + geom.min_width = inst->font_width + 2*cfg.window_border; + geom.min_height = inst->font_height + 2*cfg.window_border; + geom.max_width = geom.max_height = -1; + geom.base_width = 2*cfg.window_border; + geom.base_height = 2*cfg.window_border; + geom.width_inc = inst->font_width; + geom.height_inc = inst->font_height; + geom.min_aspect = geom.max_aspect = 0; + gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom, + GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE | + GDK_HINT_RESIZE_INC); + } - gtk_signal_connect(GTK_OBJECT(window), "destroy", + gtk_signal_connect(GTK_OBJECT(inst->window), "destroy", GTK_SIGNAL_FUNC(destroy), inst); - gtk_signal_connect(GTK_OBJECT(window), "delete_event", + gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event", GTK_SIGNAL_FUNC(delete_window), inst); - gtk_signal_connect(GTK_OBJECT(window), "key_press_event", + gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event", GTK_SIGNAL_FUNC(key_event), inst); - gtk_signal_connect(GTK_OBJECT(window), "key_release_event", + gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event", GTK_SIGNAL_FUNC(key_event), inst); - gtk_signal_connect(GTK_OBJECT(window), "focus_in_event", + gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event", GTK_SIGNAL_FUNC(focus_event), inst); - gtk_signal_connect(GTK_OBJECT(window), "focus_out_event", + gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event", GTK_SIGNAL_FUNC(focus_event), inst); gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event", GTK_SIGNAL_FUNC(configure_area), inst); gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event", GTK_SIGNAL_FUNC(expose_area), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event", + GTK_SIGNAL_FUNC(button_event), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event", + GTK_SIGNAL_FUNC(button_event), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event", + GTK_SIGNAL_FUNC(motion_event), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received", + GTK_SIGNAL_FUNC(selection_received), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get", + GTK_SIGNAL_FUNC(selection_get), inst); + gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event", + GTK_SIGNAL_FUNC(selection_clear), inst); + if (cfg.scrollbar) + gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed", + GTK_SIGNAL_FUNC(scrollbar_moved), inst); gtk_timeout_add(20, timer_func, inst); gtk_widget_add_events(GTK_WIDGET(inst->area), - GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK); + GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | + GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | + GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK); gtk_widget_show(inst->area); - gtk_widget_show(window); + if (cfg.scrollbar) + gtk_widget_show(inst->sbar); + gtk_widget_show(GTK_WIDGET(inst->hbox)); + gtk_widget_show(inst->window); + + set_window_background(inst); + + inst->textcursor = make_mouse_ptr(inst, GDK_XTERM); + inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR); + inst->blankcursor = make_mouse_ptr(inst, -1); + make_mouse_ptr(inst, -2); /* clean up cursor font */ + inst->currcursor = inst->textcursor; + show_mouseptr(inst, 1); + + inst->term = term_init(&cfg, inst); + inst->logctx = log_init(inst); + term_provide_logctx(inst->term, inst->logctx); + + inst->back = &pty_backend; + inst->back->init((void *)inst->term, &inst->backhandle, NULL, 0, NULL, 0); + inst->back->provide_logctx(inst->backhandle, inst->logctx); + + term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle); + + term_size(inst->term, cfg.height, cfg.width, cfg.savelines); + + inst->ldisc = + ldisc_create(&cfg, inst->term, inst->back, inst->backhandle, inst); + ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */ - term_init(); - term_size(24, 80, 2000); + inst->master_fd = pty_master_fd; + inst->exited = FALSE; + inst->master_func_id = gdk_input_add(pty_master_fd, GDK_INPUT_READ, + pty_input_func, inst); + /* now we're reday to deal with the child exit handler being + * called */ + block_signal(SIGCHLD, 0); + gtk_main(); return 0;