#include <Xm/XmAll.h>
#include "motif.h"
+#include "motifstr.h"
#include "motifgui.h"
#define SPLIT_NUMERATOR 75
#define MIN(a, b) ((a) < (b) ? (a) : (b))
-static void game_configure(Widget w);
+/* XXX generate this list? */
+enum {
+ widgetMainWindow,
+ widgetForm,
+ widgetFrame,
+ widgetDrawingArea,
+ widgetCascadeButton,
+ widgetPushButton,
+ widgetMax,
+
+ /* Pseudo-widgets */
+ widgetMenuBar = widgetMax
+};
+
+static WidgetClass * const widgets[widgetMax] = {
+ &xmMainWindowWidgetClass,
+ &xmFormWidgetClass,
+ &xmFrameWidgetClass,
+ &xmDrawingAreaWidgetClass,
+ &xmCascadeButtonWidgetClass,
+ &xmPushButtonWidgetClass
+};
static const struct ui_widget {
uint_least16_t name;
- uint_least16_t subtree;
- WidgetClass *class;
- void (*configure)(Widget w);
+ uint_least8_t subtree;
+ uint_least8_t widget_type;
} mainwin[] = { MAINWIN_INITIALIZER };
+static const struct ui_menuitem {
+ struct ui_widget w;
+ uint_least16_t label;
+} mainmenu[] = { MAINMENU_INITIALIZER };
+
static void
ResizeGameArea(Widget form, XEvent *e, String *args, Cardinal *num_args)
{
assert(gamearea && goalarea);
XtVaSetValues(form, XmNfractionBase, SPLIT_DENOMINATOR, (char *)NULL);
- XtVaSetValues(gamearea, //XmNrightAttachment, XmATTACH_POSITION,
- //XmNrightPosition, SPLIT_NUMERATOR,
- XmNleftAttachment, XmATTACH_FORM,
+ XtVaSetValues(gamearea, XmNleftAttachment, XmATTACH_FORM,
XmNtopAttachment, XmATTACH_FORM,
(char *)NULL);
));
}
+static Widget create_widget(const struct ui_widget *item, Widget parent,
+ ArgList args, Cardinal num_args)
+{
+ String name = (void *)&tree_strtab[item->name];
+ WidgetClass class;
+
+ if (item->widget_type == widgetMenuBar)
+ return XmCreateMenuBar(parent, name, args, num_args);
+
+ assert(item->widget_type < widgetMax);
+ class = *widgets[item->widget_type];
+ return XtCreateWidget(name, class, parent, args, num_args);
+}
+
static void
construct_widgets(const struct ui_widget *root, Widget parent, unsigned i)
{
const struct ui_widget *item;
for (item = &root[i]; item->name; item++) {
- Widget w;
+ Widget w = create_widget(item, parent, NULL, 0);
- w = XtCreateWidget(&tree_strtab[item->name], *item->class,
- parent, NULL, 0);
- if (item->subtree) {
+ if (item->subtree)
construct_widgets(root, w, item->subtree);
- }
- if (item->configure) {
- item->configure(w);
+ XtManageChild(w);
+ }
+}
+
+static void menu_cb(Widget w, void *data, void *cb_data)
+{
+ XmRowColumnCallbackStruct *cbs = cb_data;
+ XtCallActionProc(cbs->widget, XtName(cbs->widget), cbs->event, NULL, 0);
+}
+
+static Widget create_pulldown(Widget parent)
+{
+ Widget w;
+
+ w = XmCreatePulldownMenu(parent, XtName(parent), NULL, 0);
+ XtVaSetValues(parent, XmNsubMenuId, w, (char *)NULL);
+ XtAddCallback(w, XmNentryCallback, menu_cb, NULL);
+
+ return w;
+}
+
+static void
+construct_menu(const struct ui_menuitem *root, Widget parent, unsigned i)
+{
+ const struct ui_menuitem *item;
+
+ for (item = &root[i]; item->w.name; item++) {
+ const char *label = &strtab[item->label];
+ unsigned n = 0;
+ Arg args[2];
+ XmString s;
+ Widget w;
+
+ if (XtClass(parent) == *widgets[widgetCascadeButton])
+ parent = create_pulldown(parent);
+
+ if (label[0] && label[1] == '|') {
+ XtSetArg(args[n], XmNmnemonic, label[0]); n++;
+ label += 2;
}
+ s = XmStringCreateLocalized((void *)label);
+ XtSetArg(args[n], XmNlabelString, s); n++;
+
+ w = create_widget(&item->w, parent, args, n);
+
+ XmStringFree(s);
+
+ if (item->w.subtree)
+ construct_menu(root, w, item->w.subtree);
+
XtManageChild(w);
}
}
static void game_resize(Widget w, void *data, void *cb_data)
{
+ if (XtIsRealized(w))
+ x11_redraw_game(data, -1);
+}
+
+static void goal_resize(Widget w, void *data, void *cb_data)
+{
+ if (XtIsRealized(w))
+ x11_redraw_goal(data, -1);
+}
+
+static void do_input_move(struct app_state *state, int x, int y)
+{
+ uint_least32_t *gp = state->board.game, prev[4];
+
+ memcpy(prev, gp, sizeof prev);
+ if (game_do_move(&state->board, x, y) == 0) {
+ uint_least32_t mask;
+
+ if (game_check_goal(&state->board)) {
+ int_fast32_t ms = game_finish(&state->board);
+ unsigned min, sec;
+
+ /* Negative time just means clock jumps and
+ * display headaches. */
+ if (ms < 0)
+ ms = 0;
+
+ sec = ms / 1000, ms %= 1000;
+ min = sec / 60, sec %= 60;
+ printf("You won! Time was %u:%.2u:%.3u\n",
+ min, sec, (unsigned)ms);
+ }
+
+ /* Figure out which tiles changed */
+ prev[0] ^= gp[0];
+ prev[1] ^= gp[1];
+ prev[2] ^= gp[2];
+ mask = prev[0] | prev[1] | prev[2];
+
+ x11_redraw_game(state, mask);
+ }
+}
+
+static void set_view_goal(struct app_state *state, int view_goal)
+{
+ state->view_goal_on_game = view_goal;
+ x11_redraw_game(state, GOAL_MASK);
+}
+
+static void game_input(Widget w, void *data, void *cb_data)
+{
+ XmDrawingAreaCallbackStruct *cbs = cb_data;
+ XButtonEvent *b = &cbs->event->xbutton;
+ struct app_state *state = data;
+ Dimension width, height;
+
+ switch (cbs->event->type) {
+ case ButtonPress:
+ switch (b->button) {
+ case Button1:
+ if (b->state & Button3Mask)
+ break;
+
+ XtVaGetValues(w, XmNwidth, &width,
+ XmNheight, &height,
+ (char *)NULL);
+
+ do_input_move(state, b->x / (width / 5),
+ b->y / (height / 5));
+ break;
+ case Button3:
+ set_view_goal(state, 1);
+ break;
+ }
+ break;
+ case ButtonRelease:
+ switch (b->button) {
+ case Button3:
+ set_view_goal(state, 0);
+ break;
+ }
+ }
+}
+
+/* Figure out which tiles intersect a rectangle. */
+static uint_fast32_t
+expose_mask(int rect_x, int rect_y, int rect_w, int rect_h,
+ int tile_w, int tile_h)
+{
+ return board_right(rect_x / tile_w)
+ & board_below(rect_y / tile_h)
+ & board_above((rect_y + rect_h - 1) / tile_h)
+ & board_left((rect_x + rect_w - 1) / tile_w);
+}
+
+static void game_expose(Widget w, void *data, void *cb_data)
+{
+ XmDrawingAreaCallbackStruct *cbs = cb_data;
+ XExposeEvent *e = &cbs->event->xexpose;
Dimension width, height;
+ uint_fast32_t mask;
XtVaGetValues(w, XmNwidth, &width, XmNheight, &height, (char *)NULL);
+ if (!(width /= 5) || !(height /= 5))
+ return;
- printf("game %ux%u\n", width, height);
+ mask = expose_mask(e->x, e->y, e->width, e->height, width, height);
+ x11_redraw_game(data, mask);
}
-static void goal_resize(Widget w, void *data, void *cb_data)
+static void goal_expose(Widget w, void *data, void *cb_data)
{
+ XmDrawingAreaCallbackStruct *cbs = cb_data;
+ XExposeEvent *e = &cbs->event->xexpose;
Dimension width, height;
+ uint_fast32_t mask;
XtVaGetValues(w, XmNwidth, &width, XmNheight, &height, (char *)NULL);
+ if (!(width /= 3) || !(height /= 3))
+ return;
- printf("goal %ux%u\n", width, height);
+ mask = expose_mask(e->x, e->y, e->width, e->height, width, height);
+ x11_redraw_goal(data, mask);
}
-void ui_initialize(Widget shell)
+void ui_initialize(struct app_state *state, Widget shell)
{
- Widget game, goal;
+ Widget menubar, help;
construct_widgets(mainwin, shell, 0);
- game = XtNameToWidget(shell, "*gameCanvas");
- goal = XtNameToWidget(shell, "*goalCanvas");
+ menubar = XtNameToWidget(shell, "*menuBar");
+ construct_menu(mainmenu, menubar, 0);
+
+ help = XtNameToWidget(menubar, "helpMenu");
+ XtVaSetValues(menubar, XmNmenuHelpWidget, help, (char *)NULL);
+
+ game_configure(XtNameToWidget(shell, "*game"));
+
+ state->game = XtNameToWidget(shell, "*gameCanvas");
+ XtAddCallback(state->game, XmNresizeCallback, game_resize, state);
+ XtAddCallback(state->game, XmNexposeCallback, game_expose, state);
+ XtAddCallback(state->game, XmNinputCallback, game_input, state);
- XtAddCallback(game, XmNresizeCallback, game_resize, NULL);
- XtAddCallback(goal, XmNresizeCallback, goal_resize, NULL);
+ state->goal = XtNameToWidget(shell, "*goalCanvas");
+ XtAddCallback(state->goal, XmNresizeCallback, goal_resize, state);
+ XtAddCallback(state->goal, XmNexposeCallback, goal_expose, state);
}