*/
#include <stdio.h>
+#include <assert.h>
#include <stdlib.h>
#include <time.h>
#include <stdarg.h>
+#include <string.h>
+
+#include <sys/time.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
+#include <gdk/gdkx.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+
#include "puzzles.h"
/* ----------------------------------------------------------------------
* GTK front end to puzzles.
*/
+struct font {
+ GdkFont *font;
+ int type;
+ int size;
+};
+
/*
* This structure holds all the data relevant to a single window.
* In principle this would allow us to open multiple independent
struct frontend {
GtkWidget *window;
GtkWidget *area;
+ GtkWidget *statusbar;
+ guint statusctx;
GdkPixmap *pixmap;
GdkColor *colours;
int ncolours;
GdkGC *gc;
int bbox_l, bbox_r, bbox_u, bbox_d;
int timer_active, timer_id;
+ struct timeval last_time;
+ struct font *fonts;
+ int nfonts, fontsize;
+ config_item *cfg;
+ int cfg_which, cfgret;
+ GtkWidget *cfgbox;
+ void *paste_data;
+ int paste_data_len;
+ char *laststatus;
};
+void get_random_seed(void **randseed, int *randseedsize)
+{
+ struct timeval *tvp = snew(struct timeval);
+ gettimeofday(tvp, NULL);
+ *randseed = (void *)tvp;
+ *randseedsize = sizeof(struct timeval);
+}
+
void frontend_default_colour(frontend *fe, float *output)
{
GdkColor col = fe->window->style->bg[GTK_STATE_NORMAL];
output[2] = col.blue / 65535.0;
}
+void status_bar(frontend *fe, char *text)
+{
+ char *rewritten;
+
+ assert(fe->statusbar);
+
+ rewritten = midend_rewrite_statusbar(fe->me, text);
+ if (!fe->laststatus || strcmp(rewritten, fe->laststatus)) {
+ gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx);
+ gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, rewritten);
+ sfree(fe->laststatus);
+ fe->laststatus = rewritten;
+ } else {
+ sfree(rewritten);
+ }
+}
+
void start_draw(frontend *fe)
{
fe->gc = gdk_gc_new(fe->area->window);
fe->bbox_d = 0;
}
+void clip(frontend *fe, int x, int y, int w, int h)
+{
+ GdkRectangle rect;
+
+ rect.x = x;
+ rect.y = y;
+ rect.width = w;
+ rect.height = h;
+
+ gdk_gc_set_clip_rectangle(fe->gc, &rect);
+}
+
+void unclip(frontend *fe)
+{
+ GdkRectangle rect;
+
+ rect.x = 0;
+ rect.y = 0;
+ rect.width = fe->w;
+ rect.height = fe->h;
+
+ gdk_gc_set_clip_rectangle(fe->gc, &rect);
+}
+
+void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
+ int align, int colour, char *text)
+{
+ int i;
+
+ /*
+ * Find or create the font.
+ */
+ for (i = 0; i < fe->nfonts; i++)
+ if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize)
+ break;
+
+ if (i == fe->nfonts) {
+ if (fe->fontsize <= fe->nfonts) {
+ fe->fontsize = fe->nfonts + 10;
+ fe->fonts = sresize(fe->fonts, fe->fontsize, struct font);
+ }
+
+ fe->nfonts++;
+
+ fe->fonts[i].type = fonttype;
+ fe->fonts[i].size = fontsize;
+
+#if GTK_CHECK_VERSION(2,0,0)
+ /*
+ * Use Pango to find the closest match to the requested
+ * font.
+ */
+ {
+ PangoFontDescription *fd;
+
+ fd = pango_font_description_new();
+ /* `Monospace' and `Sans' are meta-families guaranteed to exist */
+ pango_font_description_set_family(fd, fonttype == FONT_FIXED ?
+ "Monospace" : "Sans");
+ pango_font_description_set_weight(fd, PANGO_WEIGHT_BOLD);
+ /*
+ * I found some online Pango documentation which
+ * described a function called
+ * pango_font_description_set_absolute_size(), which is
+ * _exactly_ what I want here. Unfortunately, none of
+ * my local Pango installations have it (presumably
+ * they're too old), so I'm going to have to hack round
+ * it by figuring out the point size myself. This
+ * limits me to X and probably also breaks in later
+ * Pango installations, so ideally I should add another
+ * CHECK_VERSION type ifdef and use set_absolute_size
+ * where available. All very annoying.
+ */
+#ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
+ pango_font_description_set_absolute_size(fd, PANGO_SCALE*fontsize);
+#else
+ {
+ Display *d = GDK_DISPLAY();
+ int s = DefaultScreen(d);
+ double resolution =
+ (PANGO_SCALE * 72.27 / 25.4) *
+ ((double) DisplayWidthMM(d, s) / DisplayWidth (d, s));
+ pango_font_description_set_size(fd, resolution * fontsize);
+ }
+#endif
+ fe->fonts[i].font = gdk_font_from_description(fd);
+ pango_font_description_free(fd);
+ }
+
+ if (!fe->fonts[i].font)
+#endif
+ /*
+ * In GTK 1.2, I don't know of any plausible way to
+ * pick a suitable font, so I'm just going to be
+ * tedious.
+ *
+ * This is also fallback code called if the Pango
+ * approach fails to find an appropriate font.
+ */
+ fe->fonts[i].font = gdk_font_load(fonttype == FONT_FIXED ?
+ "fixed" : "variable");
+ }
+
+ /*
+ * Find string dimensions and process alignment.
+ */
+ {
+ int lb, rb, wid, asc, desc;
+
+ /*
+ * Measure vertical string extents with respect to the same
+ * string always...
+ */
+ gdk_string_extents(fe->fonts[i].font,
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
+ &lb, &rb, &wid, &asc, &desc);
+ if (align & ALIGN_VCENTRE)
+ y += asc - (asc+desc)/2;
+
+ /*
+ * ... but horizontal extents with respect to the provided
+ * string. This means that multiple pieces of text centred
+ * on the same y-coordinate don't have different baselines.
+ */
+ gdk_string_extents(fe->fonts[i].font, text,
+ &lb, &rb, &wid, &asc, &desc);
+
+ if (align & ALIGN_HCENTRE)
+ x -= wid / 2;
+ else if (align & ALIGN_HRIGHT)
+ x -= wid;
+
+ }
+
+ /*
+ * Set colour and actually draw text.
+ */
+ gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
+ gdk_draw_string(fe->pixmap, fe->fonts[i].font, fe->gc, x, y, text);
+}
+
void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
{
gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
static void destroy(GtkWidget *widget, gpointer data)
{
+ frontend *fe = (frontend *)data;
+ deactivate_timer(fe);
gtk_main_quit();
}
{
frontend *fe = (frontend *)data;
int keyval;
+ int shift = (event->state & GDK_SHIFT_MASK) ? MOD_SHFT : 0;
+ int ctrl = (event->state & GDK_CONTROL_MASK) ? MOD_CTRL : 0;
if (!fe->pixmap)
return TRUE;
- if (event->string[0] && !event->string[1])
+ if (event->keyval == GDK_Up)
+ keyval = shift | ctrl | CURSOR_UP;
+ else if (event->keyval == GDK_KP_Up || event->keyval == GDK_KP_8)
+ keyval = MOD_NUM_KEYPAD | '8';
+ else if (event->keyval == GDK_Down)
+ keyval = shift | ctrl | CURSOR_DOWN;
+ else if (event->keyval == GDK_KP_Down || event->keyval == GDK_KP_2)
+ keyval = MOD_NUM_KEYPAD | '2';
+ else if (event->keyval == GDK_Left)
+ keyval = shift | ctrl | CURSOR_LEFT;
+ else if (event->keyval == GDK_KP_Left || event->keyval == GDK_KP_4)
+ keyval = MOD_NUM_KEYPAD | '4';
+ else if (event->keyval == GDK_Right)
+ keyval = shift | ctrl | CURSOR_RIGHT;
+ else if (event->keyval == GDK_KP_Right || event->keyval == GDK_KP_6)
+ keyval = MOD_NUM_KEYPAD | '6';
+ else if (event->keyval == GDK_KP_Home || event->keyval == GDK_KP_7)
+ keyval = MOD_NUM_KEYPAD | '7';
+ else if (event->keyval == GDK_KP_End || event->keyval == GDK_KP_1)
+ keyval = MOD_NUM_KEYPAD | '1';
+ else if (event->keyval == GDK_KP_Page_Up || event->keyval == GDK_KP_9)
+ keyval = MOD_NUM_KEYPAD | '9';
+ else if (event->keyval == GDK_KP_Page_Down || event->keyval == GDK_KP_3)
+ keyval = MOD_NUM_KEYPAD | '3';
+ else if (event->keyval == GDK_KP_Insert || event->keyval == GDK_KP_0)
+ keyval = MOD_NUM_KEYPAD | '0';
+ else if (event->keyval == GDK_KP_Begin || event->keyval == GDK_KP_5)
+ keyval = MOD_NUM_KEYPAD | '5';
+ else if (event->string[0] && !event->string[1])
keyval = (unsigned char)event->string[0];
- else if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up)
- keyval = CURSOR_UP;
- else if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down)
- keyval = CURSOR_DOWN;
- else if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left)
- keyval = CURSOR_LEFT;
- else if (event->keyval == GDK_Right || event->keyval == GDK_KP_Right)
- keyval = CURSOR_RIGHT;
else
keyval = -1;
if (!fe->pixmap)
return TRUE;
- if (event->type != GDK_BUTTON_PRESS)
+ if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE)
return TRUE;
- if (event->button == 1)
- button = LEFT_BUTTON;
- else if (event->button == 2)
+ if (event->button == 2 || (event->state & GDK_SHIFT_MASK))
button = MIDDLE_BUTTON;
+ else if (event->button == 1)
+ button = LEFT_BUTTON;
else if (event->button == 3)
button = RIGHT_BUTTON;
else
return FALSE; /* don't even know what button! */
+ if (event->type == GDK_BUTTON_RELEASE)
+ button += LEFT_RELEASE - LEFT_BUTTON;
+
+ if (!midend_process_key(fe->me, event->x, event->y, button))
+ gtk_widget_destroy(fe->window);
+
+ return TRUE;
+}
+
+static gint motion_event(GtkWidget *widget, GdkEventMotion *event,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int button;
+
+ if (!fe->pixmap)
+ return TRUE;
+
+ if (event->state & (GDK_BUTTON2_MASK | GDK_SHIFT_MASK))
+ button = MIDDLE_DRAG;
+ else if (event->state & GDK_BUTTON1_MASK)
+ button = LEFT_DRAG;
+ else if (event->state & GDK_BUTTON3_MASK)
+ button = RIGHT_DRAG;
+ else
+ return FALSE; /* don't even know what button! */
+
if (!midend_process_key(fe->me, event->x, event->y, button))
gtk_widget_destroy(fe->window);
return TRUE;
}
+static gint map_window(GtkWidget *widget, GdkEvent *event,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ /*
+ * Apparently we need to do this because otherwise the status
+ * bar will fail to update immediately. Annoying, but there we
+ * go.
+ */
+ gtk_widget_queue_draw(fe->window);
+
+ return TRUE;
+}
+
static gint configure_area(GtkWidget *widget,
GdkEventConfigure *event, gpointer data)
{
gdk_draw_rectangle(fe->pixmap, gc, 1, 0, 0, fe->w, fe->h);
gdk_gc_unref(gc);
- midend_redraw(fe->me);
+ midend_force_redraw(fe->me);
return TRUE;
}
{
frontend *fe = (frontend *)data;
- if (fe->timer_active)
- midend_timer(fe->me, 0.02); /* may clear timer_active */
+ if (fe->timer_active) {
+ struct timeval now;
+ float elapsed;
+ gettimeofday(&now, NULL);
+ elapsed = ((now.tv_usec - fe->last_time.tv_usec) * 0.000001F +
+ (now.tv_sec - fe->last_time.tv_sec));
+ midend_timer(fe->me, elapsed); /* may clear timer_active */
+ fe->last_time = now;
+ }
return fe->timer_active;
}
void activate_timer(frontend *fe)
{
- if (!fe->timer_active)
+ if (!fe->timer_active) {
fe->timer_id = gtk_timeout_add(20, timer_func, fe);
+ gettimeofday(&fe->last_time, NULL);
+ }
fe->timer_active = TRUE;
}
+static void window_destroy(GtkWidget *widget, gpointer data)
+{
+ gtk_main_quit();
+}
+
+static void errmsg_button_clicked(GtkButton *button, gpointer data)
+{
+ gtk_widget_destroy(GTK_WIDGET(data));
+}
+
+static int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+ GtkObject *cancelbutton = GTK_OBJECT(data);
+
+ /*
+ * `Escape' effectively clicks the cancel button
+ */
+ if (event->keyval == GDK_Escape) {
+ gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton), "clicked");
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+void message_box(GtkWidget *parent, char *title, char *msg, int centre)
+{
+ GtkWidget *window, *hbox, *text, *ok;
+
+ window = gtk_dialog_new();
+ text = gtk_label_new(msg);
+ gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
+ hbox = gtk_hbox_new(FALSE, 0);
+ gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
+ gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
+ hbox, FALSE, FALSE, 20);
+ gtk_widget_show(text);
+ gtk_widget_show(hbox);
+ gtk_window_set_title(GTK_WINDOW(window), title);
+ gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
+ ok = gtk_button_new_with_label("OK");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
+ ok, FALSE, FALSE, 0);
+ gtk_widget_show(ok);
+ GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
+ gtk_window_set_default(GTK_WINDOW(window), ok);
+ gtk_signal_connect(GTK_OBJECT(ok), "clicked",
+ GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
+ gtk_signal_connect(GTK_OBJECT(window), "destroy",
+ GTK_SIGNAL_FUNC(window_destroy), NULL);
+ gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
+ GTK_SIGNAL_FUNC(win_key_press), ok);
+ gtk_window_set_modal(GTK_WINDOW(window), TRUE);
+ gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(parent));
+ /* set_transient_window_pos(parent, window); */
+ gtk_widget_show(window);
+ gtk_main();
+}
+
+void error_box(GtkWidget *parent, char *msg)
+{
+ message_box(parent, "Error", msg, FALSE);
+}
+
+static void config_ok_button_clicked(GtkButton *button, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *err;
+
+ err = midend_set_config(fe->me, fe->cfg_which, fe->cfg);
+
+ if (err)
+ error_box(fe->cfgbox, err);
+ else {
+ fe->cfgret = TRUE;
+ gtk_widget_destroy(fe->cfgbox);
+ }
+}
+
+static void config_cancel_button_clicked(GtkButton *button, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ gtk_widget_destroy(fe->cfgbox);
+}
+
+static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+ /*
+ * GtkEntry has a nasty habit of eating the Return key, which
+ * is unhelpful since it doesn't actually _do_ anything with it
+ * (it calls gtk_widget_activate, but our edit boxes never need
+ * activating). So I catch Return before GtkEntry sees it, and
+ * pass it straight on to the parent widget. Effect: hitting
+ * Return in an edit box will now activate the default button
+ * in the dialog just like it will everywhere else.
+ */
+ if (event->keyval == GDK_Return && widget->parent != NULL) {
+ gint return_val;
+ gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
+ gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
+ event, &return_val);
+ return return_val;
+ }
+ return FALSE;
+}
+
+static void editbox_changed(GtkEditable *ed, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ sfree(i->sval);
+ i->sval = dupstr(gtk_entry_get_text(GTK_ENTRY(ed)));
+}
+
+static void button_toggled(GtkToggleButton *tb, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ i->ival = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb));
+}
+
+static void droplist_sel(GtkMenuItem *item, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ i->ival = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
+ "user-data"));
+}
+
+static int get_config(frontend *fe, int which)
+{
+ GtkWidget *w, *table, *cancel;
+ char *title;
+ config_item *i;
+ int y;
+
+ fe->cfg = midend_get_config(fe->me, which, &title);
+ fe->cfg_which = which;
+ fe->cfgret = FALSE;
+
+ fe->cfgbox = gtk_dialog_new();
+ gtk_window_set_title(GTK_WINDOW(fe->cfgbox), title);
+ sfree(title);
+
+ w = gtk_button_new_with_label("OK");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
+ w, FALSE, FALSE, 0);
+ gtk_widget_show(w);
+ GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
+ gtk_window_set_default(GTK_WINDOW(fe->cfgbox), w);
+ gtk_signal_connect(GTK_OBJECT(w), "clicked",
+ GTK_SIGNAL_FUNC(config_ok_button_clicked), fe);
+
+ w = gtk_button_new_with_label("Cancel");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
+ w, FALSE, FALSE, 0);
+ gtk_widget_show(w);
+ gtk_signal_connect(GTK_OBJECT(w), "clicked",
+ GTK_SIGNAL_FUNC(config_cancel_button_clicked), fe);
+ cancel = w;
+
+ table = gtk_table_new(1, 2, FALSE);
+ y = 0;
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->vbox),
+ table, FALSE, FALSE, 0);
+ gtk_widget_show(table);
+
+ for (i = fe->cfg; i->type != C_END; i++) {
+ gtk_table_resize(GTK_TABLE(table), y+1, 2);
+
+ switch (i->type) {
+ case C_STRING:
+ /*
+ * Edit box with a label beside it.
+ */
+
+ w = gtk_label_new(i->name);
+ gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ w = gtk_entry_new();
+ gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_entry_set_text(GTK_ENTRY(w), i->sval);
+ gtk_signal_connect(GTK_OBJECT(w), "changed",
+ GTK_SIGNAL_FUNC(editbox_changed), i);
+ gtk_signal_connect(GTK_OBJECT(w), "key_press_event",
+ GTK_SIGNAL_FUNC(editbox_key), NULL);
+ gtk_widget_show(w);
+
+ break;
+
+ case C_BOOLEAN:
+ /*
+ * Simple checkbox.
+ */
+ w = gtk_check_button_new_with_label(i->name);
+ gtk_signal_connect(GTK_OBJECT(w), "toggled",
+ GTK_SIGNAL_FUNC(button_toggled), i);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), i->ival);
+ gtk_widget_show(w);
+ break;
+
+ case C_CHOICES:
+ /*
+ * Drop-down list (GtkOptionMenu).
+ */
+
+ w = gtk_label_new(i->name);
+ gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ w = gtk_option_menu_new();
+ gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ {
+ int c, val;
+ char *p, *q, *name;
+ GtkWidget *menuitem;
+ GtkWidget *menu = gtk_menu_new();
+
+ gtk_option_menu_set_menu(GTK_OPTION_MENU(w), menu);
+
+ c = *i->sval;
+ p = i->sval+1;
+ val = 0;
+
+ while (*p) {
+ q = p;
+ while (*q && *q != c)
+ q++;
+
+ name = snewn(q-p+1, char);
+ strncpy(name, p, q-p);
+ name[q-p] = '\0';
+
+ if (*q) q++; /* eat delimiter */
+
+ menuitem = gtk_menu_item_new_with_label(name);
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(val));
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(droplist_sel), i);
+ gtk_widget_show(menuitem);
+
+ val++;
+
+ p = q;
+ }
+
+ gtk_option_menu_set_history(GTK_OPTION_MENU(w), i->ival);
+ }
+
+ break;
+ }
+
+ y++;
+ }
+
+ gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "destroy",
+ GTK_SIGNAL_FUNC(window_destroy), NULL);
+ gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "key_press_event",
+ GTK_SIGNAL_FUNC(win_key_press), cancel);
+ gtk_window_set_modal(GTK_WINDOW(fe->cfgbox), TRUE);
+ gtk_window_set_transient_for(GTK_WINDOW(fe->cfgbox),
+ GTK_WINDOW(fe->window));
+ /* set_transient_window_pos(fe->window, fe->cfgbox); */
+ gtk_widget_show(fe->cfgbox);
+ gtk_main();
+
+ free_cfg(fe->cfg);
+
+ return fe->cfgret;
+}
+
static void menu_key_event(GtkMenuItem *menuitem, gpointer data)
{
frontend *fe = (frontend *)data;
int x, y;
midend_set_params(fe->me, params);
- midend_new_game(fe->me, NULL);
+ midend_new_game(fe->me);
+ midend_size(fe->me, &x, &y);
+ gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
+ fe->w = x;
+ fe->h = y;
+}
+
+GdkAtom compound_text_atom, utf8_string_atom;
+int paste_initialised = FALSE;
+
+void init_paste()
+{
+ unsigned char empty[] = { 0 };
+
+ if (paste_initialised)
+ return;
+
+ if (!compound_text_atom)
+ compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
+ if (!utf8_string_atom)
+ utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
+
+ /*
+ * Ensure that all the cut buffers exist - according to the
+ * ICCCM, we must do this before we start using cut buffers.
+ */
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0);
+}
+
+/* Store data in a cut-buffer. */
+void store_cutbuffer(char *ptr, int len)
+{
+ /* ICCCM says we must rotate the buffers before storing to buffer 0. */
+ XRotateBuffers(GDK_DISPLAY(), 1);
+ XStoreBytes(GDK_DISPLAY(), ptr, len);
+}
+
+void write_clip(frontend *fe, char *data)
+{
+ init_paste();
+
+ if (fe->paste_data)
+ sfree(fe->paste_data);
+
+ /*
+ * For this simple application we can safely assume that the
+ * data passed to this function is pure ASCII, which means we
+ * can return precisely the same stuff for types STRING,
+ * COMPOUND_TEXT or UTF8_STRING.
+ */
+
+ fe->paste_data = data;
+ fe->paste_data_len = strlen(data);
+
+ store_cutbuffer(fe->paste_data, fe->paste_data_len);
+
+ if (gtk_selection_owner_set(fe->area, GDK_SELECTION_PRIMARY,
+ CurrentTime)) {
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ GDK_SELECTION_TYPE_STRING, 1);
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ compound_text_atom, 1);
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ utf8_string_atom, 1);
+ }
+}
+
+void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
+ guint info, guint time_stamp, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ gtk_selection_data_set(seldata, seldata->target, 8,
+ fe->paste_data, fe->paste_data_len);
+}
+
+gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ if (fe->paste_data)
+ sfree(fe->paste_data);
+ fe->paste_data = NULL;
+ fe->paste_data_len = 0;
+ return TRUE;
+}
+
+static void menu_copy_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *text;
+
+ text = midend_text_format(fe->me);
+
+ if (text) {
+ write_clip(fe, text);
+ } else {
+ gdk_beep();
+ }
+}
+
+static void menu_solve_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *msg;
+
+ msg = midend_solve(fe->me);
+
+ if (msg)
+ error_box(fe->window, msg);
+}
+
+static void menu_restart_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ midend_restart_game(fe->me);
+}
+
+static void menu_config_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int which = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
+ "user-data"));
+ int x, y;
+
+ if (!get_config(fe, which))
+ return;
+
+ midend_new_game(fe->me);
midend_size(fe->me, &x, &y);
gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
fe->w = x;
fe->h = y;
}
+static void menu_about_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char titlebuf[256];
+ char textbuf[1024];
+
+ sprintf(titlebuf, "About %.200s", thegame.name);
+ sprintf(textbuf,
+ "%.200s\n\n"
+ "from Simon Tatham's Portable Puzzle Collection\n\n"
+ "%.500s", thegame.name, ver);
+
+ message_box(fe->window, titlebuf, textbuf, TRUE);
+}
+
static GtkWidget *add_menu_item_with_key(frontend *fe, GtkContainer *cont,
char *text, int key)
{
gtk_widget_show(menuitem);
}
-static frontend *new_window(void)
+static frontend *new_window(char *game_id, char **error)
{
frontend *fe;
GtkBox *vbox;
fe = snew(frontend);
- fe->me = midend_new(fe);
- midend_new_game(fe->me, NULL);
+ fe->timer_active = FALSE;
+ fe->timer_id = -1;
+
+ fe->me = midend_new(fe, &thegame);
+
+ if (game_id) {
+ *error = midend_game_id(fe->me, game_id);
+ if (*error) {
+ midend_free(fe->me);
+ sfree(fe);
+ return NULL;
+ }
+ }
+ midend_new_game(fe->me);
fe->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(fe->window), thegame.name);
#if 0
gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE);
#else
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n');
- add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Restart", 'r');
- if ((n = midend_num_presets(fe->me)) > 0) {
+ menuitem = gtk_menu_item_new_with_label("Restart");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_restart_event), fe);
+ gtk_widget_show(menuitem);
+
+ menuitem = gtk_menu_item_new_with_label("Specific...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(CFG_DESC));
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+
+ menuitem = gtk_menu_item_new_with_label("Random Seed...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(CFG_SEED));
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+
+ if ((n = midend_num_presets(fe->me)) > 0 || thegame.can_configure) {
GtkWidget *submenu;
int i;
menuitem = gtk_menu_item_new_with_label("Type");
- gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
gtk_widget_show(menuitem);
submenu = gtk_menu_new();
GTK_SIGNAL_FUNC(menu_preset_event), fe);
gtk_widget_show(menuitem);
}
+
+ if (thegame.can_configure) {
+ menuitem = gtk_menu_item_new_with_label("Custom...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GPOINTER_TO_INT(CFG_SETTINGS));
+ gtk_container_add(GTK_CONTAINER(submenu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+ }
}
add_menu_separator(GTK_CONTAINER(menu));
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Undo", 'u');
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Redo", '\x12');
+ if (thegame.can_format_as_text) {
+ add_menu_separator(GTK_CONTAINER(menu));
+ menuitem = gtk_menu_item_new_with_label("Copy");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_copy_event), fe);
+ gtk_widget_show(menuitem);
+ }
+ if (thegame.can_solve) {
+ add_menu_separator(GTK_CONTAINER(menu));
+ menuitem = gtk_menu_item_new_with_label("Solve");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_solve_event), fe);
+ gtk_widget_show(menuitem);
+ }
add_menu_separator(GTK_CONTAINER(menu));
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q');
+ menuitem = gtk_menu_item_new_with_label("Help");
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
+ gtk_widget_show(menuitem);
+
+ menu = gtk_menu_new();
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
+
+ menuitem = gtk_menu_item_new_with_label("About");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_about_event), fe);
+ gtk_widget_show(menuitem);
+
{
int i, ncolours;
float *colours;
}
}
+ if (midend_wants_statusbar(fe->me)) {
+ GtkWidget *viewport;
+ GtkRequisition req;
+
+ viewport = gtk_viewport_new(NULL, NULL);
+ gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE);
+ fe->statusbar = gtk_statusbar_new();
+ gtk_container_add(GTK_CONTAINER(viewport), fe->statusbar);
+ gtk_widget_show(viewport);
+ gtk_box_pack_end(vbox, viewport, FALSE, FALSE, 0);
+ gtk_widget_show(fe->statusbar);
+ fe->statusctx = gtk_statusbar_get_context_id
+ (GTK_STATUSBAR(fe->statusbar), "game");
+ gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx,
+ "test");
+ gtk_widget_size_request(fe->statusbar, &req);
+#if 0
+ /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
+#endif
+ gtk_widget_set_usize(viewport, -1, req.height);
+ } else
+ fe->statusbar = NULL;
+
fe->area = gtk_drawing_area_new();
midend_size(fe->me, &x, &y);
gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
gtk_box_pack_end(vbox, fe->area, FALSE, FALSE, 0);
fe->pixmap = NULL;
+ fe->fonts = NULL;
+ fe->nfonts = fe->fontsize = 0;
- fe->timer_active = FALSE;
+ fe->laststatus = NULL;
+
+ fe->paste_data = NULL;
+ fe->paste_data_len = 0;
gtk_signal_connect(GTK_OBJECT(fe->window), "destroy",
GTK_SIGNAL_FUNC(destroy), fe);
GTK_SIGNAL_FUNC(key_event), fe);
gtk_signal_connect(GTK_OBJECT(fe->area), "button_press_event",
GTK_SIGNAL_FUNC(button_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "button_release_event",
+ GTK_SIGNAL_FUNC(button_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "motion_notify_event",
+ GTK_SIGNAL_FUNC(motion_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "selection_get",
+ GTK_SIGNAL_FUNC(selection_get), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "selection_clear_event",
+ GTK_SIGNAL_FUNC(selection_clear), fe);
gtk_signal_connect(GTK_OBJECT(fe->area), "expose_event",
GTK_SIGNAL_FUNC(expose_area), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->window), "map_event",
+ GTK_SIGNAL_FUNC(map_window), fe);
gtk_signal_connect(GTK_OBJECT(fe->area), "configure_event",
GTK_SIGNAL_FUNC(configure_area), fe);
- gtk_widget_add_events(GTK_WIDGET(fe->area), GDK_BUTTON_PRESS_MASK);
+ gtk_widget_add_events(GTK_WIDGET(fe->area),
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_BUTTON_MOTION_MASK);
gtk_widget_show(fe->area);
gtk_widget_show(fe->window);
int main(int argc, char **argv)
{
- srand(time(NULL));
+ char *pname = argv[0];
+ char *error;
- gtk_init(&argc, &argv);
- (void) new_window();
- gtk_main();
+ if (argc > 1 && !strcmp(argv[1], "--version")) {
+ printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
+ thegame.name, ver);
+ return 0;
+ }
+
+ /*
+ * Special standalone mode for generating puzzle IDs on the
+ * command line. Useful for generating puzzles to be printed
+ * out and solved offline (for puzzles where that even makes
+ * sense - Solo, for example, is a lot more pencil-and-paper
+ * friendly than Net!)
+ *
+ * Usage:
+ *
+ * <puzzle-name> --generate [<n> [<params>]]
+ *
+ * <n>, if present, is the number of puzzle IDs to generate.
+ * <params>, if present, is the same type of parameter string
+ * you would pass to the puzzle when running it in GUI mode,
+ * including optional extras such as the expansion factor in
+ * Rectangles and the difficulty level in Solo.
+ *
+ * If you specify <params>, you must also specify <n> (although
+ * you may specify it to be 1). Sorry; that was the
+ * simplest-to-parse command-line syntax I came up with.
+ */
+ if (argc > 1 && !strcmp(argv[1], "--generate")) {
+ int n = 1;
+ char *params = NULL, *seed = NULL;
+ game_params *par;
+ random_state *rs;
+ char *parstr;
+
+ if (argc > 2)
+ n = atoi(argv[2]);
+ if (argc > 3)
+ params = argv[3];
+
+ par = thegame.default_params();
+ if (params) {
+ if ( (seed = strchr(params, '#')) != NULL )
+ *seed++ = '\0';
+ thegame.decode_params(par, params);
+ }
+ if ((error = thegame.validate_params(par)) != NULL) {
+ fprintf(stderr, "%s: %s\n", pname, error);
+ return 1;
+ }
+ parstr = thegame.encode_params(par, FALSE);
+
+ {
+ void *seeddata;
+ int seedlen;
+ if (seed) {
+ seeddata = seed;
+ seedlen = strlen(seed);
+ } else {
+ get_random_seed(&seeddata, &seedlen);
+ }
+ rs = random_init(seeddata, seedlen);
+ }
+
+ while (n-- > 0) {
+ game_aux_info *aux = NULL;
+ char *desc = thegame.new_desc(par, rs, &aux, FALSE);
+ printf("%s:%s\n", parstr, desc);
+ sfree(desc);
+ if (aux)
+ thegame.free_aux_info(aux);
+ }
+
+ return 0;
+ } else {
+
+ gtk_init(&argc, &argv);
+
+ if (!new_window(argc > 1 ? argv[1] : NULL, &error)) {
+ fprintf(stderr, "%s: %s\n", pname, error);
+ return 1;
+ }
+
+ gtk_main();
+ }
return 0;
}
~mdw / sgt / puzzles / blobdiff