winamp/Src/Wasabi/api/wnd/wndclass/itemlistwnd.cpp

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2024-09-24 12:54:57 +00:00
#include "precomp.h"
#include "itemlistwnd.h"
#include "../../common/metatags.h"
#include "../../studio/api.h"
#include "../skinclr.h"
#include "../../common/filename.h"
#include "../../common/dragitemi.h"
#include "../../common/contextmenu.h"
#define NIFTY_OUTLINE
static SkinColor current("wasabi.itemlist.outline.current");
static SkinColor selborder("wasabi.itemlist.selborder");
static SkinColor focus("wasabi.itemlist.outline.focus");
ItemListColumn_MetaTag::ItemListColumn_MetaTag(const char *newtag, int centered, const char *label)
: ItemListColumn() {
if (label == NULL) label = newtag;
setLabel(label);
tag = newtag;
center = centered;
datatype = api->metadb_getMetaDataType(tag);
}
ItemListColumn_Callback::ItemListColumn_Callback(ItemListWnd *_parent, LPARAM _lparam, const char *name)
: ItemListColumn(name)
{
parent = _parent;
lparam = _lparam;
}
void ItemListColumn_Callback::render(int pos, const char *playstring, Canvas &c, RECT &r) {
parent->userRender(pos, playstring, c, r, lparam);
}
void ItemListColumn_Callback::columnToText(int pos, const char *playstring, char *str, int maxlen) {
parent->userColumnToText(pos, playstring, lparam, str, maxlen);
}
void ItemListColumn_MetaTag::render(int pos, const char *playstring, Canvas &canvas, RECT &r) {
char buf[4096]="";
if (api->metadb_getMetaData(playstring, tag, buf, 4096) <= 1) return;
api->metadb_renderData(&canvas, r, buf, datatype, center);
}
void ItemListColumn_MetaTag::columnToText(int pos, const char *playstring, char *str, int maxlen) {
api->metadb_getMetaData(playstring, tag, str, maxlen);
}
const char *ItemListColumn_MetaTag::getTag() {
return tag;
}
void ItemListColumn_Numbered::render(int pos, const char *playstring, Canvas &c, RECT &r) {
StringPrintf buf("%d.", pos+1);
c.textOutEllipsed(r.left, r.top, r.right - r.left, r.bottom-r.top, buf);
}
void ItemListColumn_Numbered::columnToText(int pos, const char *playstring, char *str, int maxlen) {
StringPrintf buf("%d", pos+1);
STRNCPY(str, buf, maxlen);
}
ItemListWnd::ItemListWnd() {
keep = NULL;
item_invalidate_border++;
}
ItemListWnd::~ItemListWnd() {
api->syscb_deregisterCallback(static_cast<MetaCallbackI *>(this));
}
int ItemListWnd::onInit() {
ITEMLISTWND_PARENT::onInit();
api->syscb_registerCallback(static_cast<MetaCallbackI *>(this));
return 1;
}
int ItemListWnd::insertColumn(ItemListColumn *column, int width, int pos) {
column->setWidth(width);
return ITEMLISTWND_PARENT::insertColumn(column, pos);
}
int ItemListWnd::onBeginDrag(int iItem) {
if (!wantAutoDrag()) return ITEMLISTWND_PARENT::onBeginDrag(iItem);
// add all the entries
int n, i, c = 0;
n = getNumItems();
if (n == 0) return 0; // empty list
ASSERT(keep == NULL);
keep = new PtrList<FilenameNC>();
// count up the items
for (i = 0; i < n; i++) {
if (getItemSelected(i)) { // expose all the pointers we can
LPARAM lparam = getItemData(i);
if (!addMoreDragTypes(i)) {
FilenameNC *fn = keep->addItem(new FilenameNC(convertlParam(lparam)));
addDragItem(DD_FILENAME, static_cast<Filename*>(fn));
}
c++;
}
}
if (keep->getNumItems() == 0 || c <= 0) {
delete keep; keep = NULL;
return 0;
}
handleDrag();
return 1;
}
int ItemListWnd::dragComplete(int success) {
ASSERT(keep != NULL);
keep->deleteAll();
delete keep; keep = NULL;
return 1;
}
int ItemListWnd::ownerDraw(Canvas *canvas, int pos, RECT *r, LPARAM lParam, int isselected, int isfocused) {
const char *playstring = convertlParam(lParam);
if (playstring == NULL) return 0;
COLORREF bgcolor = isfocused ? getFocusColor(lParam) : getSelBgColor(lParam);
COLORREF fgcolor = getTextColor(lParam);
int iscur = getSelected(lParam);
RECT box;
canvas->getClipBox(&box);
if (!getBgBitmap()) {
RECT r2 = *r;
r2.left = box.left;
RegionI *reg = new RegionI(&r2);
canvas->selectClipRgn(reg);
delete reg;
canvas->fillRect(r, getBgColor());
}
canvas->setTextColor(fgcolor);
// ASSERT(cols.getNumItems() == getNumColumns());
if (isselected) {
RECT mr = *r;
canvas->fillRect(&mr, bgcolor);
/*au gratin potatoes/broccoli
chicken^2
salad, croutons, cheese, ranch
fries */
#ifdef NIFTY_OUTLINE
int prevsel = getItemSelected(pos-1);
int nextsel = getItemSelected(pos+1);
mr.bottom--;
canvas->pushPen(selborder);
canvas->lineDraw(mr.left, mr.top, mr.left, mr.bottom);
canvas->lineDraw(mr.right-1, mr.top, mr.right-1, mr.bottom);
if (!prevsel) canvas->lineDraw(mr.left, mr.top, mr.right, mr.top);
if (!nextsel) canvas->lineDraw(mr.left, mr.bottom, mr.right, mr.bottom);
canvas->popPen();
#endif
}
if (isfocused || iscur) {
int pentype = isfocused ? FALSE : TRUE;
int boxcolor = iscur ? current : focus;
canvas->drawRect(r, pentype, boxcolor);
}
canvas->pushTextSize(getFontSize());
int x = 1+r->left;
for (int i = 0; i < getNumColumns(); i++) {
ItemListColumn *col = (ItemListColumn *)enumListColumn(i);
RECT ir;
ir.left = x;
ir.right = x + getColumnWidth(i);
ir.top = r->top;
ir.bottom = r->bottom;
if (ir.right >= box.left && ir.bottom >= box.top && ir.left <= box.right && ir.top <= box.bottom) {
col->render(pos, playstring, *canvas, ir);
}
x = ir.right;
}
canvas->popTextSize();
return 1;
}
void ItemListWnd::convertlParamColumn(int col, int pos, LPARAM param, char *str, int maxlen) {
ASSERT(str != NULL);
ItemListColumn *cl = (ItemListColumn *)enumListColumn(col);
const char *playstring = convertlParam(param);
cl->columnToText(pos, playstring, str, maxlen);
}
int ItemListWnd::onContextMenu(int x, int y) {
PtrList<FilenameNC> filenames;
DragItemI *dragitem = NULL;
if ((dragitem = itemlistwnd_getDragItem(x, y)) == NULL) {
DragItemT<Filename> *di = new DragItemT<Filename>;
int n = getNumItems();
for (int i = 0; i < n; i++) {
if (getItemSelected(i)) {
LPARAM lparam = getItemData(i);
const char *playstring = convertlParam(lparam);
di->addDatum(filenames.addItem(new FilenameNC(playstring)));
}
}
dragitem = di;
}
ContextMenu cm(this, filenames.getNumItems() ? dragitem : NULL, false);
PtrList<DragItemI> drags;
for (int i = 0; ; i++) {
DragItemI *aitem = itemlistwnd_getSecondDragItem(i);
if (aitem == NULL) break;
drags.addItem(aitem);
if (cm.getNumCommands()) cm.addSeparator();
cm.addDragItem(aitem);
}
itemlistwnd_addCustomContextMenuCommands(&cm);
int r = cm.popAtMouse();
if (r < -10) itemlistwnd_contextMenuResult(r);
drags.deleteAll();
filenames.deleteAll();
delete dragitem;
return 1;
}
#if 0
int ItemListWnd::onRightClick(int itemnum, int _x, int _y) {
// figure out which column they clicked on
int x, l = 0, r = 0;
for (int i = 0; i < cols.getNumItems(); i++) {
l = r;
r += getColumnWidth(i);
if (_x >= l && y <= r) break;
}
if (i >= cols.getNumItems()) return 0;
PlayItem *item = convertlParam(itemnum);
if (!allowEdition(item, cols[i]->getTag())) return 0;
return 0;
}
#endif
void ItemListWnd::metacb_onItemChange(const char *playstring, const char *tag) {
int n = getNumItems();
for (int i = 0; i < n; i++) {
const char *ps = convertlParam(getItemData(i));
if (ps != NULL && STREQL(ps, playstring)) {
onItemChange(i, ps);
invalidateItem(i);
}
}
}
void ItemListWnd::metacb_onItemDel(const char *playstring) {
int n = getNumItems();
for (int i = 0; i < n; i++) {
const char *ps = convertlParam(getItemData(i));
if (ps != NULL && STREQL(ps, playstring)) {
onItemDel(i, ps);
invalidateItem(i);
}
}
}