newtoolbar.c

有了操作系统、TCP/IP协议栈、文件系统

                    if (item_info->which & MTB_WHICH_CELL)
                        item_info->bmp_cell = item->bmp_cell;

                    if (item_info->which & MTB_WHICH_HOTSPOT) {
                        item_info->hotspot_proc = item->hotspot_proc;
                        item_info->rc_hotspot = item->rc_hotspot;
                    }

                    if (item_info->which & MTB_WHICH_ADDDATA)
                        item_info->add_data = item->add_data;

                    if (item_info->which & MTB_WHICH_TEXT)
                        strncpy (item_info->text, item->text, NTB_TEXT_LEN);

                    if (item_info->which & MTB_WHICH_TIP)
                        strncpy (item_info->tip, item->tip, NTB_TIP_LEN);

                    return NTB_OKAY;
                }
                item = item->next;
            }

            return NTB_ERR;
        }

        case NTBM_SETITEM:
        {
            int id = wParam;
            PNTBITEMINFO item_info = (PNTBITEMINFO) lParam;
            NTBITEM* item = NULL;

            if (!item_info)
                return NTB_ERR;

            item = ntb_data->head;
            while (item) {
                if (id == item->id) {

                    if (item_info->which & MTB_WHICH_FLAGS) {
                        item->flags = item_info->flags;
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                    }

                    if (item_info->which & MTB_WHICH_ID)
                        item->id = item_info->id;

                    if (item_info->which & MTB_WHICH_CELL) {
                        item->bmp_cell = item_info->bmp_cell;
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                    }

                    if (item_info->which & MTB_WHICH_HOTSPOT) {
                        item->hotspot_proc = item_info->hotspot_proc;
                        item->rc_hotspot = item_info->rc_hotspot;
                    }

                    if (item_info->which & MTB_WHICH_ADDDATA)
                        item->add_data = item_info->add_data;

                    if (item_info->which & MTB_WHICH_TEXT) {
                        strncpy (item->text, item_info->text, NTB_TEXT_LEN);
                        if (ntb_data->style & NTBS_WITHTEXT) {
                            if (ntb_data->style & NTBS_TEXTRIGHT) {
                                recalc_items (hwnd, ntb_data);
                                InvalidateRect (hwnd, NULL, TRUE);
                            }
                            else {
                                InvalidateRect (hwnd, &item->rc_text, TRUE);
                            }
                        }
                    }

                    if (item_info->which & MTB_WHICH_TIP)
                        strncpy (item->tip, item_info->tip, NTB_TIP_LEN);

                    return NTB_OKAY;
                }
                item = item->next;
            }

            return NTB_ERR;
        }

        case NTBM_ENABLEITEM:
        {
            int id = wParam;
            BOOL enable = lParam;
            PNTBITEM item = NULL;

            item = ntb_data->head;
            while (item) {
                if (id == item->id) {
                    if (enable && (item->flags & NTBIF_DISABLED)) {
                        item->flags &= ~NTBIF_DISABLED;
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                    }
                    else if (!enable && !(item->flags & NTBIF_DISABLED)) {
                        item->flags |= NTBIF_DISABLED;
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                    }

                    return NTB_OKAY;
                }

                item = item->next;
            }

            return NTB_ERR;
        }
        
        case NTBM_SETBITMAP:
        {
            NTBINFO *ntb_newdata = NULL;

            ntb_newdata = (NTBINFO *) lParam;
            if (!ntb_newdata)
                return NTB_ERR;

            ntb_data->image = ntb_newdata->image;
            ntb_data->nr_cells =ntb_newdata->nr_cells;
            ntb_data->nr_cols = ntb_newdata->nr_cols;
            if (ntb_newdata->nr_cols == 0)
                ntb_data->nr_cols = 4;

            ntb_data->w_cell = ntb_newdata->w_cell;
            if (ntb_data->w_cell == 0)
                ntb_data->w_cell = ntb_newdata->image->bmWidth / ntb_data->nr_cols;

            ntb_data->h_cell = ntb_newdata->h_cell;
            if (ntb_newdata->h_cell == 0)
                ntb_data->h_cell = ntb_newdata->image->bmHeight / ntb_data->nr_cells;

            InvalidateRect(hwnd, NULL, FALSE);
            
            return NTB_OKAY;
        }

        case MSG_PAINT:
        {
            HDC hdc = BeginPaint (hwnd);
            if ( ! (ntb_data->style & NTBS_VERTICAL))
            {
                draw_tool_bar_horz (hwnd, hdc, ntb_data);
            }
            else
            {
                draw_tool_bar_vert (hwnd, hdc, ntb_data);
            }
            EndPaint (hwnd, hdc);
            return 0;
        }

        case MSG_MOUSEMOVEIN:
        {
            if (!wParam && ntb_data->sel_item) {
                InvalidateRect (hwnd, &ntb_data->sel_item->rc_item, TRUE);
                ntb_data->sel_item = NULL;
            }
            break;
        }

        case MSG_MOUSEMOVE:
        {
            PNTBITEM item;
            int x, y;
            x = LOSWORD(lParam);
            y = HISWORD(lParam);

            if (GetCapture () == hwnd)
                break;

            if ((item = get_item_by_pos (ntb_data, x, y))) {
                if (ntb_data->sel_item != item) {
                    if (ntb_data->sel_item)
                        InvalidateRect (hwnd, &ntb_data->sel_item->rc_item, TRUE);
                    ntb_data->sel_item = item;
                    InvalidateRect (hwnd, &ntb_data->sel_item->rc_item, TRUE);
                }
                break;
            }
            break;
        }

        case MSG_LBUTTONDBLCLK:
        {    
            int sx, sy, x, y;
            PNTBITEM item;

            sx = x = LOSWORD(lParam);
            sy = y = HISWORD(lParam);

            if ( (item = get_item_by_pos (ntb_data, x, y)) )  {
                NotifyParent (hwnd, myself->id, item->id | 0x4000 );
            }        
        }
        break;

        case MSG_LBUTTONDOWN:
        {
            int posx, posy;
            NTBITEM* item;

            posx = LOSWORD (lParam);
            posy = HISWORD (lParam);


            if ((item = get_item_by_pos (ntb_data, posx, posy)) == NULL)
                break;
                
            if (GetCapture () == hwnd)
                break;
            SetCapture (hwnd);

            ntb_data->sel_item = item;
            ntb_data->btn_down = TRUE;
            InvalidateRect (hwnd, &item->rc_item, TRUE);
        }
        break;

        case MSG_LBUTTONUP:
        {
            int sx, sy, x, y;
            PNTBITEM item;

            sx = x = LOSWORD(lParam);
            sy = y = HISWORD(lParam);

            ntb_data->btn_down = FALSE;

            if (GetCapture() != hwnd)
                break;
            ReleaseCapture ();

            ScreenToClient (hwnd, &x, &y);

            if ((item = get_item_by_pos (ntb_data, x, y)) 
                            && item == ntb_data->sel_item) {
                if ((item->flags & NTBIF_TYPEMASK) == NTBIF_HOTSPOTBUTTON 
                                && item->hotspot_proc) {

                    RECT rc_hotspot = item->rc_hotspot;
                    OffsetRect (&rc_hotspot, item->rc_item.left, item->rc_item.top);

                    if (PtInRect (&rc_hotspot, x, y)) {
                        RECT rc_item = item->rc_item;
                            
                        ClientToScreen (hwnd, &rc_item.left, &rc_item.top);
                        ClientToScreen (hwnd, &rc_item.right, &rc_item.bottom);

                        item->hotspot_proc (hwnd, item->id, &rc_item, sx, sy);
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                        break;
                    }
                }

                if ( ( item->flags&NTBIF_TYPEMASK ) == NTBIF_CHECKBUTTON ) {
                    if ( item->flags & NTBIF_CHECKED )
                        item->flags &= ~NTBIF_CHECKED;
                    else
                        item->flags |= NTBIF_CHECKED;
                }
                NotifyParent (hwnd, myself->id, item->id);

                InvalidateRect (hwnd, &item->rc_item, TRUE);
            }
            else if (ntb_data->sel_item) {
                InvalidateRect (hwnd, &ntb_data->sel_item->rc_item, TRUE);
                ntb_data->sel_item = NULL;
            }
            break;
        }

        case MSG_RBUTTONDOWN:
        {
            int posx, posy;
            NTBITEM* item;

            posx = LOSWORD (lParam);
            posy = HISWORD (lParam);


            if ((item = get_item_by_pos (ntb_data, posx, posy)) == NULL)
                break;

            if (GetCapture () == hwnd)
                break;
            SetCapture (hwnd);

            ntb_data->sel_item = item;
            ntb_data->btn_down = TRUE;
            InvalidateRect (hwnd, &item->rc_item, TRUE);
        }
        break;

        case MSG_RBUTTONUP:
        {
            int sx, sy, x, y;
            PNTBITEM item;

            sx = x = LOSWORD(lParam);
            sy = y = HISWORD(lParam);

            ntb_data->btn_down = FALSE;

            if (GetCapture() != hwnd)
                break;
            ReleaseCapture ();

            ScreenToClient (hwnd, &x, &y);

            if ((item = get_item_by_pos (ntb_data, x, y)) 
                            && item == ntb_data->sel_item) {
                if ((item->flags & NTBIF_TYPEMASK) == NTBIF_HOTSPOTBUTTON 
                                && item->hotspot_proc) {

                    RECT rc_hotspot = item->rc_hotspot;
                    OffsetRect (&rc_hotspot, item->rc_item.left, item->rc_item.top);

                    if (PtInRect (&rc_hotspot, x, y)) {
                        RECT rc_item = item->rc_item;
                            
                        ClientToScreen (hwnd, &rc_item.left, &rc_item.top);
                        ClientToScreen (hwnd, &rc_item.right, &rc_item.bottom);

                        item->hotspot_proc (hwnd, item->id, &rc_item, sx, sy);
                        InvalidateRect (hwnd, &item->rc_item, TRUE);
                        break;
                    }
                }

                NotifyParent (hwnd, myself->id, item->id | 0x8000);

                InvalidateRect (hwnd, &item->rc_item, TRUE);
            }
            else if (ntb_data->sel_item) {
                InvalidateRect (hwnd, &ntb_data->sel_item->rc_item, TRUE);
                ntb_data->sel_item = NULL;
            }
            break;
        }
        
        default:
            break;
    }

    return DefaultControlProc (hwnd, message, wParam, lParam);
}

#endif /* _CTRL_NEWTOOLBAR */