diff options
Diffstat (limited to 'c/episodelistview.c')
| -rw-r--r-- | c/episodelistview.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/c/episodelistview.c b/c/episodelistview.c new file mode 100644 index 0000000..82f460a --- /dev/null +++ b/c/episodelistview.c @@ -0,0 +1,200 @@ +#include <windows.h> +#include <commctrl.h> +#include <TCHAR.H> +#include <SWI-Prolog.h> + +#include "resource.h" +#include "common.h" +#include "listview.h" +#include "episodelistview.h" +#include "main.h" + +extern HFONT g_GUIFontBold; + +HWND gElv_hWnd; +WNDPROC g_PrevElvProc; +int g_SelectedItem = -1; /* Remembered after refresh. */ + +HWND +ElvCreate(HWND hWnd) +{ + HMODULE hModule; + HWND hListView; + LVCOLUMN lvc; + + gElv_hWnd = hWnd; + hListView = LvCreate(hWnd, (HMENU)IDC_EPISODELISTVIEW); + + lvc.mask = LVCF_WIDTH|LVCF_TEXT|LVCF_SUBITEM; + + lvc.iSubItem = 0; + lvc.pszText = TEXT("#"); + lvc.cx = 42; + ListView_InsertColumn(hListView, 0, &lvc); + + lvc.iSubItem = 1; + lvc.pszText = TEXT("Title"); + lvc.cx = 500; + ListView_InsertColumn(hListView, 1, &lvc); + + ElvUpdate(); + + return hListView; +} + +LRESULT +ElvHandleNotify(LPARAM lParam) +{ + NMLISTVIEW *pNmLv; + + pNmLv = (NMLISTVIEW *)lParam; + + switch (pNmLv->hdr.code) { + case LVN_ITEMCHANGED: + if ((pNmLv->uChanged & LVIF_STATE) + && (pNmLv->uNewState & LVIS_FOCUSED)) { + g_SelectedItem = pNmLv->iItem; + ElvUpdateName(pNmLv); + //DlvShowEpisode(pNmLv->lParam); + } + break; + case NM_CUSTOMDRAW: + { + NMLVCUSTOMDRAW *pLvCd; + pLvCd = (NMLVCUSTOMDRAW *)lParam; + switch (pLvCd->nmcd.dwDrawStage) { + case CDDS_PREPAINT: + return CDRF_NOTIFYITEMDRAW; + break; + case CDDS_ITEMPREPAINT: + if (!Watched(pLvCd->nmcd.lItemlParam)) { + SelectObject(pLvCd->nmcd.hdc, + g_GUIFontBold); + return CDRF_NEWFONT; + } + break; + } + } + break; + } + + return 0; +} + +/* Update episode list. */ +void +ElvUpdate() +{ + HWND hListView; + LVITEM lviEpisode, lviName; + qid_t q; + term_t t; + + hListView = GetDlgItem(gElv_hWnd, IDC_EPISODELISTVIEW); + + ListView_DeleteAllItems(hListView); + + lviEpisode.mask = LVIF_TEXT|LVIF_PARAM; + lviName.mask = LVIF_TEXT; + + t = PL_new_term_refs(2); + PL_call_predicate(NULL, PL_Q_NORMAL, + PL_predicate("update_tracked_episodes", 0, "track_episodes"), + t); + + q = PL_open_query(NULL, PL_Q_NORMAL, + PL_predicate("episode_file", 2, "local_episodes"), + t); + + for (int i = 0; PL_next_solution(q); i++) { + char *szName; + int cb, iEpisode, iItem, r; + TCHAR *tszEpisode, *tszName; + term_t t2; + + /* Lookup episode name. */ + + if (!PL_get_integer(t+0, &iEpisode)) + goto close; + + t2 = PL_new_term_refs(3); + if(!PL_put_integer(t2+0, iEpisode)) + return; + + r = PL_call_predicate(NULL, PL_Q_NORMAL, + PL_predicate("lookup_episode_local", 3, "episode_data"), + t2); + + /* Format episode, name strings. */ + + tszName = NULL; + if (r && PL_get_atom_chars(t2+1, &szName)) { + tszName = TSZFromSZ(szName, CP_UTF8); + if (!tszName) + continue; + } + + cb = 100; + tszEpisode = malloc(cb*sizeof(TCHAR)); + if (!tszEpisode) + continue; + _stprintf_s(tszEpisode, cb, TEXT("%d"), + iEpisode); + + /* Insert item. */ + + lviEpisode.mask = LVIF_TEXT|LVIF_STATE|LVIF_PARAM; + lviEpisode.iItem = i; + lviEpisode.iSubItem = 0; + lviEpisode.pszText = tszEpisode; + lviEpisode.lParam = iEpisode; + ListView_InsertItem(hListView, &lviEpisode); + + if (tszName) { + lviName.iItem = i; + lviName.iSubItem = 1; + lviName.pszText = tszName; + ListView_SetItem(hListView, &lviName); + } + + free(tszName); + free(tszEpisode); + } + + if (g_SelectedItem != -1) { + ListView_SetItemState(hListView, g_SelectedItem, + LVIS_SELECTED, LVIS_SELECTED); + ListView_EnsureVisible(hListView, g_SelectedItem, TRUE); + } + +close: + PL_close_query(q); +} + +/* Update episode name. */ +void +ElvUpdateName(NMLISTVIEW *pNmLv) +{ + char *szName; + HWND hListView; + TCHAR *tszName; + term_t t; + + t = PL_new_term_refs(3); + if (!PL_put_integer(t+0, pNmLv->lParam)) + return; + + PL_call_predicate(NULL, PL_Q_NORMAL, + PL_predicate("lookup_episode", 3, "episode_data"), + t); + + if (!PL_get_atom_chars(t+1, &szName)) + return; + + tszName = TSZFromSZ(szName, CP_UTF8); + if (!tszName) + return; + + hListView = GetDlgItem(gElv_hWnd, IDC_EPISODELISTVIEW); + ListView_SetItemText(hListView, pNmLv->iItem, 1, tszName); +} |