X-Git-Url: http://git.draconx.ca/gitweb/rrace.git/blobdiff_plain/683ddffaa0940d7c8b792d790c617e6950ce7a1a..26fb4b6902a32be6e9f504bee44724a0dd4292f7:/src/motif_ui.c diff --git a/src/motif_ui.c b/src/motif_ui.c index 0708b40..eca3e79 100644 --- a/src/motif_ui.c +++ b/src/motif_ui.c @@ -22,6 +22,7 @@ #include #include "motif.h" +#include "motifstr.h" #include "motifgui.h" #define SPLIT_NUMERATOR 75 @@ -29,15 +30,40 @@ #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) { @@ -78,9 +104,7 @@ static void game_configure(Widget form) 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); @@ -99,55 +123,223 @@ static void game_configure(Widget form) )); } +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)) { + printf("You win!\n"); + game_finish(&state->board); + } + + /* 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); }