92 lines
2.0 KiB
HolyC
92 lines
2.0 KiB
HolyC
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#define BTTN_BORDER 2
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#define BTF_DONT_FREE 1
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class CCtrlBttnState
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{
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I64 state,num_states,flags;
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U8 *state_texts;
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CColorROPU32 *state_colors;
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};
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U0 DrawCtrlBttn(CDC *dc,CCtrl *c)
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{
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CCtrlBttnState *s=c->state;
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I64 l;
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U8 *st;
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dc->color=BLACK;
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GrRect(dc,c->left,c->top,c->right-c->left+1,c->bottom-c->top+1);
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if (!(st=LstSub(s->state,s->state_texts)))
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st=s->state_texts;
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dc->color=s->state_colors[s->state];
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l=StrLen(st);
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GrRect(dc,c->left+BTTN_BORDER,c->top+BTTN_BORDER,
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c->right-c->left+1-BTTN_BORDER*2,
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c->bottom-c->top+1-BTTN_BORDER*2);
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dc->color=s->state_colors[s->state]^(WHITE<<16+WHITE);
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GrPrint(dc,(c->left+c->right+1-l*FONT_WIDTH)>>1,
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(c->top+c->bottom+1-FONT_HEIGHT)>>1,"%s",st);
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}
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U0 LeftClickCtrlBttn(CCtrl *c,I64,I64,Bool down)
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{
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CCtrlBttnState *s=c->state;
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if (down) {
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s->state++;
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if (s->state==s->num_states)
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s->state=0;
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}
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}
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public CCtrl *CtrlBttnNew(I64 x,I64 y,I64 width=-1,I64 height=-1,
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I64 num_states=1,U8 *state_texts,
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I32 *state_colors,CCtrlBttnState *_s=NULL)
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{//Create bttn ctrl. See $LK,"::/Apps/Strut/Strut.HC"$.
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CCtrl *res;
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CCtrlBttnState *s;
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I64 i,j,l;
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U8 *st;
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if (width<0) {
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l=1;
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for (i=0;i<num_states;i++)
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if (st=LstSub(i,state_texts)) {
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j=StrLen(st);
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if (j>l) l=j;
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}
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width=BTTN_BORDER*4+l*FONT_WIDTH;
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}
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if (height<0) height=BTTN_BORDER*4+FONT_HEIGHT;
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res=CAlloc(sizeof(CCtrl));
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if (_s) {
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s=_s;
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MemSet(s,0,sizeof(CCtrlBttnState));
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} else {
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s=CAlloc(sizeof(CCtrlBttnState));
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s->flags=BTF_DONT_FREE;
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}
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s->num_states=num_states;
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s->state_texts=state_texts;
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s->state_colors=state_colors;
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res->win_task=Fs;
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res->flags=CTRLF_SHOW;
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res->type=CTRLT_GENERIC;
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res->state=s;
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res->draw_it=&DrawCtrlBttn;
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res->left_click=&LeftClickCtrlBttn;
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res->left=x;
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res->top=y;
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res->right=res->left+width-1;
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res->bottom=res->top+height-1;
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QueIns(res,Fs->last_ctrl);
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return res;
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}
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public U0 CtrlBttnDel(CCtrl *c)
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{//Free bttn ctrl.
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QueRem(c);
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if (!(c->flags&BTF_DONT_FREE))
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Free(c->state);
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Free(c);
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}
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