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// 3 june 2018
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#import "uipriv_darwin.h"
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#import "table.h"
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// TODO is the initial scroll position still wrong?
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@interface uiprivTableModel : NSObject<NSTableViewDataSource, NSTableViewDelegate> {
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uiTableModel *m;
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}
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- (id)initWithModel:(uiTableModel *)model;
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@end
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// TODO we really need to clean up the sharing of the table and model variables...
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@interface uiprivTableView : NSTableView {
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uiTable *uiprivT;
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uiTableModel *uiprivM;
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NSTableHeaderView *headerViewRef;
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}
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- (id)initWithFrame:(NSRect)r uiprivT:(uiTable *)t uiprivM:(uiTableModel *)m;
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- (uiTable *)uiTable;
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- (void)restoreHeaderView;
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@end
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@implementation uiprivTableView
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- (id)initWithFrame:(NSRect)r uiprivT:(uiTable *)t uiprivM:(uiTableModel *)m
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{
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self = [super initWithFrame:r];
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if (self) {
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self->uiprivT = t;
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self->uiprivM = m;
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self->headerViewRef = [self headerView];
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}
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return self;
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}
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- (uiTable *)uiTable
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{
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return self->uiprivT;
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}
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- (void)restoreHeaderView
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{
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[self setHeaderView:self->headerViewRef];
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}
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// TODO is this correct for overflow scrolling?
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static void setBackgroundColor(uiprivTableView *t, NSTableRowView *rv, NSInteger row)
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{
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NSColor *color;
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double r, g, b, a;
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if (t->uiprivT->backgroundColumn == -1)
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return; // let Cocoa do its default thing
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if (uiprivTableModelColorIfProvided(t->uiprivM, row, t->uiprivT->backgroundColumn, &r, &g, &b, &a))
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color = [NSColor colorWithSRGBRed:r green:g blue:b alpha:a];
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else {
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NSArray *colors;
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NSInteger index;
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// this usage is primarily a guess; hopefully it is correct for the non-two color case... (TODO)
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// it does seem to be correct for the two-color case, judging from comparing against the value of backgroundColor before changing it (and no, nil does not work; it just sets to white)
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colors = [NSColor controlAlternatingRowBackgroundColors];
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index = row % [colors count];
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color = (NSColor *) [colors objectAtIndex:index];
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}
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[rv setBackgroundColor:color];
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// color is autoreleased in all cases
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}
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@end
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@implementation uiprivTableModel
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- (id)initWithModel:(uiTableModel *)model
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{
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self = [super init];
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if (self)
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self->m = model;
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return self;
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}
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- (NSInteger)numberOfRowsInTableView:(NSTableView *)tv
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{
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return uiprivTableModelNumRows(self->m);
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}
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- (NSView *)tableView:(NSTableView *)tv viewForTableColumn:(NSTableColumn *)cc row:(NSInteger)row
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{
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uiprivTableColumn *c = (uiprivTableColumn *) cc;
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uiprivTableCellView *cv;
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cv = (uiprivTableCellView *) [tv makeViewWithIdentifier:[c identifier] owner:self];
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if (cv == nil)
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cv = [c uiprivMakeCellView];
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[cv uiprivUpdate:row];
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return cv;
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}
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- (void)tableView:(NSTableView *)tv didAddRowView:(NSTableRowView *)rv forRow:(NSInteger)row
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{
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setBackgroundColor((uiprivTableView *) tv, rv, row);
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}
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- (void)tableView:(uiprivTableView *)tv didClickTableColumn:(NSTableColumn *) tc
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{
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uiTable *t = [tv uiTable];
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t->headerOnClicked(t, [[tc identifier] intValue], t->headerOnClickedData);
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}
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@end
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uiTableModel *uiNewTableModel(uiTableModelHandler *mh)
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{
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uiTableModel *m;
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m = uiprivNew(uiTableModel);
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m->mh = mh;
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m->m = [[uiprivTableModel alloc] initWithModel:m];
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m->tables = [NSMutableArray new];
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return m;
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}
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void uiFreeTableModel(uiTableModel *m)
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{
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if ([m->tables count] != 0)
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uiprivUserBug("You cannot free a uiTableModel while uiTables are using it.");
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[m->tables release];
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[m->m release];
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uiprivFree(m);
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}
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void uiTableModelRowInserted(uiTableModel *m, int newIndex)
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{
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NSTableView *tv;
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NSIndexSet *set;
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set = [NSIndexSet indexSetWithIndex:newIndex];
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for (tv in m->tables)
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[tv insertRowsAtIndexes:set withAnimation:NSTableViewAnimationEffectNone];
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// set is autoreleased
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}
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void uiTableModelRowChanged(uiTableModel *m, int index)
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{
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uiprivTableView *tv;
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NSTableRowView *rv;
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NSUInteger i, n;
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uiprivTableCellView *cv;
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for (tv in m->tables) {
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rv = [tv rowViewAtRow:index makeIfNecessary:NO];
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if (rv != nil)
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setBackgroundColor(tv, rv, index);
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n = [[tv tableColumns] count];
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for (i = 0; i < n; i++) {
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cv = (uiprivTableCellView *) [tv viewAtColumn:i row:index makeIfNecessary:NO];
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if (cv != nil)
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[cv uiprivUpdate:index];
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}
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}
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}
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void uiTableModelRowDeleted(uiTableModel *m, int oldIndex)
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{
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NSTableView *tv;
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NSIndexSet *set;
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set = [NSIndexSet indexSetWithIndex:oldIndex];
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for (tv in m->tables)
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[tv removeRowsAtIndexes:set withAnimation:NSTableViewAnimationEffectNone];
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// set is autoreleased
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}
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uiTableModelHandler *uiprivTableModelHandler(uiTableModel *m)
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{
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return m->mh;
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}
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uiDarwinControlAllDefaultsExceptDestroy(uiTable, sv)
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static void uiTableDestroy(uiControl *c)
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{
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uiTable *t = uiTable(c);
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[t->m->tables removeObject:t->tv];
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uiprivScrollViewFreeData(t->sv, t->d);
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[t->tv release];
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[t->sv release];
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uiFreeControl(uiControl(t));
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}
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int uiTableHeaderVisible(uiTable *t)
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{
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return [t->tv headerView] != nil;
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}
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void uiTableHeaderSetVisible(uiTable *t, int visible)
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{
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if (visible)
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[(uiprivTableView*)t->tv restoreHeaderView];
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else
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[t->tv setHeaderView:nil];
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}
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void uiTableHeaderOnClicked(uiTable *t, void (*f)(uiTable *, int, void *), void *data)
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{
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t->headerOnClicked = f;
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t->headerOnClickedData = data;
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}
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static void defaultHeaderOnClicked(uiTable *table, int column, void *data)
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{
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// do nothing
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}
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uiTable *uiNewTable(uiTableParams *p)
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{
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uiTable *t;
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uiprivScrollViewCreateParams sp;
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uiDarwinNewControl(uiTable, t);
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t->m = p->Model;
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t->backgroundColumn = p->RowBackgroundColorModelColumn;
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t->tv = [[uiprivTableView alloc] initWithFrame:NSZeroRect uiprivT:t uiprivM:t->m];
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[t->tv setDataSource:t->m->m];
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[t->tv setDelegate:t->m->m];
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[t->tv reloadData];
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[t->m->tables addObject:t->tv];
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// TODO is this sufficient?
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[t->tv setAllowsColumnReordering:NO];
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[t->tv setAllowsColumnResizing:YES];
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[t->tv setAllowsMultipleSelection:NO];
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[t->tv setAllowsEmptySelection:YES];
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[t->tv setAllowsColumnSelection:NO];
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[t->tv setUsesAlternatingRowBackgroundColors:YES];
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[t->tv setSelectionHighlightStyle:NSTableViewSelectionHighlightStyleRegular];
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[t->tv setGridStyleMask:NSTableViewGridNone];
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[t->tv setAllowsTypeSelect:YES];
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// TODO floatsGroupRows — do we even allow group rows?
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memset(&sp, 0, sizeof (uiprivScrollViewCreateParams));
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sp.DocumentView = t->tv;
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// this is what Interface Builder sets it to
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// TODO verify
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sp.BackgroundColor = [NSColor colorWithCalibratedWhite:1.0 alpha:1.0];
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sp.DrawsBackground = YES;
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sp.Bordered = YES;
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sp.HScroll = YES;
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sp.VScroll = YES;
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t->sv = uiprivMkScrollView(&sp, &(t->d));
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uiTableHeaderOnClicked(t, defaultHeaderOnClicked, NULL);
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// TODO WHY DOES THIS REMOVE ALL GRAPHICAL GLITCHES?
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// I got the idea from http://jwilling.com/blog/optimized-nstableview-scrolling/ but that was on an unrelated problem I didn't seem to have (although I have small-ish tables to start with)
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// I don't get layer-backing... am I supposed to layer-back EVERYTHING manually? I need to check Interface Builder again...
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[t->sv setWantsLayer:YES];
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return t;
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}
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uiSortIndicator uiTableHeaderSortIndicator(uiTable *t, int lcol)
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{
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NSTableColumn *tc = [t->tv tableColumnWithIdentifier:[@(lcol) stringValue]];
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NSString *si = [[t->tv indicatorImageInTableColumn:tc] name];
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if ([si isEqualToString:@"NSAscendingSortIndicator"])
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return uiSortIndicatorAscending;
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else if ([si isEqualToString:@"NSDescendingSortIndicator"])
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return uiSortIndicatorDescending;
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return uiSortIndicatorNone;
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}
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void uiTableHeaderSetSortIndicator(uiTable *t, int lcol, uiSortIndicator indicator)
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{
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NSTableColumn *tc = [t->tv tableColumnWithIdentifier:[@(lcol) stringValue]];
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NSImage *img;
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if (indicator == uiSortIndicatorAscending)
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img = [NSImage imageNamed:@"NSAscendingSortIndicator"];
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else if (indicator == uiSortIndicatorDescending)
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img = [NSImage imageNamed:@"NSDescendingSortIndicator"];
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else
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img = nil;
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[t->tv setIndicatorImage:img inTableColumn:tc];
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}
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int uiTableColumnWidth(uiTable *t, int column)
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{
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NSTableColumn *tc = [t->tv tableColumnWithIdentifier:[@(column) stringValue]];
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return [tc width];
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}
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void uiTableColumnSetWidth(uiTable *t, int column, int width)
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{
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NSTableColumn *tc = [t->tv tableColumnWithIdentifier:[@(column) stringValue]];
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if (width == -1)
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//TODO: resize not only to header but also to max content width
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[tc sizeToFit];
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else
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[tc setWidth: width];
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}
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