From 98a18b797c63ea9baab31768ed720ad32c0004e8 Mon Sep 17 00:00:00 2001 From: Guillaume Cottenceau Date: Mon, 14 May 2001 21:47:42 +0000 Subject: i can compile slang and newt with dietlibc now --- mdk-stage1/newt/checkbox.c | 290 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 290 insertions(+) create mode 100644 mdk-stage1/newt/checkbox.c (limited to 'mdk-stage1/newt/checkbox.c') diff --git a/mdk-stage1/newt/checkbox.c b/mdk-stage1/newt/checkbox.c new file mode 100644 index 000000000..eee514c98 --- /dev/null +++ b/mdk-stage1/newt/checkbox.c @@ -0,0 +1,290 @@ +#include +#include +#include + +#include "newt.h" +#include "newt_pr.h" + +enum type { CHECK, RADIO }; + +struct checkbox { + char * text; + char * seq; + char * result; + newtComponent prevButton, lastButton; + enum type type; + char value; + int active, inactive; + const void * data; + int flags; + int hasFocus; +}; + +static void makeActive(newtComponent co); + +static void cbDraw(newtComponent c); +static void cbDestroy(newtComponent co); +struct eventResult cbEvent(newtComponent co, struct event ev); + +static struct componentOps cbOps = { + cbDraw, + cbEvent, + cbDestroy, + newtDefaultPlaceHandler, + newtDefaultMappedHandler, +} ; + +newtComponent newtRadiobutton(int left, int top, const char * text, int isDefault, + newtComponent prevButton) { + newtComponent co; + newtComponent curr; + struct checkbox * rb; + char initialValue; + + if (isDefault) + initialValue = '*'; + else + initialValue = ' '; + + co = newtCheckbox(left, top, text, initialValue, " *", NULL); + rb = co->data; + rb->type = RADIO; + + rb->prevButton = prevButton; + + for (curr = co; curr; curr = rb->prevButton) { + rb = curr->data; + rb->lastButton = co; + } + + return co; +} + +newtComponent newtRadioGetCurrent(newtComponent setMember) { + struct checkbox * rb = setMember->data; + + setMember = rb->lastButton; + rb = setMember->data; + + while (rb && rb->value != '*') { + setMember = rb->prevButton; + if (!setMember) + return NULL; + rb = setMember->data; + } + + return setMember; +} + +char newtCheckboxGetValue(newtComponent co) { + struct checkbox * cb = co->data; + + return cb->value; +} + +void newtCheckboxSetValue(newtComponent co, char value) { + struct checkbox * cb = co->data; + + *cb->result = value; + cbDraw(co); +} + +newtComponent newtCheckbox(int left, int top, const char * text, char defValue, + const char * seq, char * result) { + newtComponent co; + struct checkbox * cb; + + if (!seq) seq = " *"; + + co = malloc(sizeof(*co)); + cb = malloc(sizeof(struct checkbox)); + co->data = cb; + cb->flags = 0; + if (result) + cb->result = result; + else + cb->result = &cb->value; + + cb->text = strdup(text); + cb->seq = strdup(seq); + cb->type = CHECK; + cb->hasFocus = 0; + cb->inactive = COLORSET_CHECKBOX; + cb->active = COLORSET_ACTCHECKBOX; + defValue ? (*cb->result = defValue) : (*cb->result = cb->seq[0]); + + co->ops = &cbOps; + + co->callback = NULL; + co->height = 1; + co->width = strlen(text) + 4; + co->top = top; + co->left = left; + co->takesFocus = 1; + + return co; +} + +void newtCheckboxSetFlags(newtComponent co, int flags, enum newtFlagsSense sense) { + struct checkbox * cb = co->data; + int row, col; + + cb->flags = newtSetFlags(cb->flags, flags, sense); + + if (!(cb->flags & NEWT_FLAG_DISABLED)) + co->takesFocus = 1; + else + co->takesFocus = 0; + + newtGetrc(&row, &col); + cbDraw(co); + newtGotorc(row, col); +} + +static void cbDraw(newtComponent c) { + struct checkbox * cb = c->data; + + if (c->top == -1 || !c->isMapped) return; + + if (cb->flags & NEWT_FLAG_DISABLED) { + cb->inactive = NEWT_COLORSET_DISENTRY; + cb->active = NEWT_COLORSET_DISENTRY; + } else { + cb->inactive = COLORSET_CHECKBOX; + cb->active = COLORSET_ACTCHECKBOX; + } + + SLsmg_set_color(cb->inactive); + + newtGotorc(c->top, c->left); + + switch (cb->type) { + case RADIO: + SLsmg_write_string("( ) "); + break; + + case CHECK: + SLsmg_write_string("[ ] "); + break; + + default: + break; + } + + SLsmg_write_string(cb->text); + + if (cb->hasFocus) + SLsmg_set_color(cb->active); + + newtGotorc(c->top, c->left + 1); + SLsmg_write_char(*cb->result); +} + +static void cbDestroy(newtComponent co) { + struct checkbox * cb = co->data; + + free(cb->text); + free(cb->seq); + free(cb); + free(co); +} + +struct eventResult cbEvent(newtComponent co, struct event ev) { + struct checkbox * cb = co->data; + struct eventResult er; + const char * cur; + + if (ev.when == EV_NORMAL) { + switch (ev.event) { + case EV_FOCUS: + cb->hasFocus = 1; + cbDraw(co); + er.result = ER_SWALLOWED; + break; + + case EV_UNFOCUS: + cb->hasFocus = 0; + cbDraw(co); + er.result = ER_SWALLOWED; + break; + + case EV_KEYPRESS: + if (ev.u.key == ' ') { + if (cb->type == RADIO) { + makeActive(co); + } else if (cb->type == CHECK) { + cur = strchr(cb->seq, *cb->result); + if (!cur) + *cb->result = *cb->seq; + else { + cur++; + if (! *cur) + *cb->result = *cb->seq; + else + *cb->result = *cur; + } + cbDraw(co); + er.result = ER_SWALLOWED; + + if (co->callback) + co->callback(co, co->callbackData); + } else { + er.result = ER_IGNORED; + } + } else if(ev.u.key == NEWT_KEY_ENTER) { + er.result = ER_IGNORED; + } else { + er.result = ER_IGNORED; + } + break; + case EV_MOUSE: + if (ev.u.mouse.type == MOUSE_BUTTON_DOWN) { + if (cb->type == RADIO) { + makeActive(co); + } else if (cb->type == CHECK) { + cur = strchr(cb->seq, *cb->result); + if (!cur) + *cb->result = *cb->seq; + else { + cur++; + if (! *cur) + *cb->result = *cb->seq; + else + *cb->result = *cur; + } + cbDraw(co); + er.result = ER_SWALLOWED; + + if (co->callback) + co->callback(co, co->callbackData); + } + } + } + } else + er.result = ER_IGNORED; + + return er; +} + +static void makeActive(newtComponent co) { + struct checkbox * cb = co->data; + struct checkbox * rb; + newtComponent curr; + + /* find the one that's turned off */ + curr = cb->lastButton; + rb = curr->data; + while (curr && rb->value == rb->seq[0]) { + curr = rb->prevButton; + if (curr) rb = curr->data; + } + if (curr) { + rb->value = rb->seq[0]; + cbDraw(curr); + } + cb->value = cb->seq[1]; + cbDraw(co); + + if (co->callback) + co->callback(co, co->callbackData); +} -- cgit v1.2.1