X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/48d70ca96bb91f3e9abef9a0b38ed0a5cbb21d7b..50239b2de2485097ce279c34bc9f9e25105e1bac:/gtk.c diff --git a/gtk.c b/gtk.c index 5cbdbe4..6a98726 100644 --- a/gtk.c +++ b/gtk.c @@ -9,6 +9,8 @@ #include #include +#include + #include #include @@ -63,6 +65,7 @@ struct frontend { 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; @@ -280,7 +283,7 @@ static gint button_event(GtkWidget *widget, GdkEventButton *event, 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 == 2 || (event->state & GDK_SHIFT_MASK)) @@ -292,6 +295,33 @@ static gint button_event(GtkWidget *widget, GdkEventButton *event, 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); @@ -354,8 +384,15 @@ static gint timer_func(gpointer data) { 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; } @@ -369,8 +406,10 @@ void deactivate_timer(frontend *fe) 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; } @@ -384,6 +423,21 @@ 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 error_box(GtkWidget *parent, char *msg) { GtkWidget *window, *hbox, *text, *ok; @@ -407,8 +461,8 @@ void error_box(GtkWidget *parent, char *msg) 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); @@ -438,6 +492,27 @@ static void config_cancel_button_clicked(GtkButton *button, gpointer 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; @@ -463,7 +538,7 @@ static void droplist_sel(GtkMenuItem *item, gpointer data) static int get_config(frontend *fe, int which) { - GtkWidget *w, *table; + GtkWidget *w, *table, *cancel; char *title; config_item *i; int y; @@ -491,6 +566,7 @@ static int get_config(frontend *fe, int which) 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; @@ -523,6 +599,8 @@ static int get_config(frontend *fe, int which) 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; @@ -609,6 +687,8 @@ static int get_config(frontend *fe, int which) 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)); @@ -816,7 +896,7 @@ static frontend *new_window(void) #if 0 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */ #endif - gtk_widget_set_usize(viewport, x, req.height); + gtk_widget_set_usize(viewport, -1, req.height); } else fe->statusbar = NULL; @@ -840,6 +920,10 @@ static frontend *new_window(void) 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), "expose_event", GTK_SIGNAL_FUNC(expose_area), fe); gtk_signal_connect(GTK_OBJECT(fe->window), "map_event", @@ -847,7 +931,10 @@ static frontend *new_window(void) 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);