bsnes/hiro/cocoa/widget/table-view.cpp

459 lines
15 KiB
C++

#if defined(Hiro_TableView)
@implementation CocoaTableView : NSScrollView
-(id) initWith:(hiro::mTableView&)tableViewReference {
if(self = [super initWithFrame:NSMakeRect(0, 0, 0, 0)]) {
tableView = &tableViewReference;
content = [[CocoaTableViewContent alloc] initWithFrame:NSMakeRect(0, 0, 0, 0)];
[self setDocumentView:content];
[self setBorderType:NSBezelBorder];
[self setHasVerticalScroller:YES];
[content setDataSource:self];
[content setDelegate:self];
[content setTarget:self];
[content setDoubleAction:@selector(doubleAction:)];
[content setAllowsColumnReordering:NO];
[content setAllowsColumnResizing:YES];
[content setAllowsColumnSelection:NO];
[content setAllowsEmptySelection:YES];
[content setColumnAutoresizingStyle:NSTableViewLastColumnOnlyAutoresizingStyle];
font = nil;
[self setFont:nil];
}
return self;
}
-(void) dealloc {
[content release];
[font release];
[super dealloc];
}
-(CocoaTableViewContent*) content {
return content;
}
-(NSFont*) font {
return font;
}
-(void) setFont:(NSFont*)fontPointer {
if(!fontPointer) fontPointer = [NSFont systemFontOfSize:12];
[fontPointer retain];
if(font) [font release];
font = fontPointer;
uint fontHeight = hiro::pFont::size(font, " ").height();
[content setFont:font];
[content setRowHeight:fontHeight];
[self reloadColumns];
tableView->resizeColumns();
}
-(void) reloadColumns {
while([[content tableColumns] count]) {
[content removeTableColumn:[[content tableColumns] lastObject]];
}
if(auto tableViewHeader = tableView->state.header) {
for(auto& tableViewColumn : tableViewHeader->state.columns) {
auto column = tableViewColumn->offset();
NSTableColumn* tableColumn = [[NSTableColumn alloc] initWithIdentifier:[[NSNumber numberWithInteger:column] stringValue]];
NSTableHeaderCell* headerCell = [[NSTableHeaderCell alloc] initTextCell:[NSString stringWithUTF8String:tableViewColumn->state.text]];
CocoaTableViewCell* dataCell = [[CocoaTableViewCell alloc] initWith:*tableView];
[dataCell setEditable:NO];
[tableColumn setResizingMask:NSTableColumnAutoresizingMask | NSTableColumnUserResizingMask];
[tableColumn setHeaderCell:headerCell];
[tableColumn setDataCell:dataCell];
[content addTableColumn:tableColumn];
}
}
}
-(NSInteger) numberOfRowsInTableView:(NSTableView*)table {
return tableView->state.items.size();
}
-(id) tableView:(NSTableView*)table objectValueForTableColumn:(NSTableColumn*)tableColumn row:(NSInteger)row {
if(auto tableViewItem = tableView->item(row)) {
if(auto tableViewCell = tableViewItem->cell([[tableColumn identifier] integerValue])) {
NSString* text = [NSString stringWithUTF8String:tableViewCell->state.text];
return @{ @"text":text }; //used by type-ahead
}
}
return @{};
}
-(BOOL) tableView:(NSTableView*)table shouldShowCellExpansionForTableColumn:(NSTableColumn*)tableColumn row:(NSInteger)row {
return NO;
}
-(NSString*) tableView:(NSTableView*)table toolTipForCell:(NSCell*)cell rect:(NSRectPointer)rect tableColumn:(NSTableColumn*)tableColumn row:(NSInteger)row mouseLocation:(NSPoint)mouseLocation {
return nil;
}
-(void) tableView:(NSTableView*)tableView willDisplayCell:(id)cell forTableColumn:(NSTableColumn*)tableColumn row:(NSInteger)row {
[cell setFont:[self font]];
}
-(void) tableViewSelectionDidChange:(NSNotification*)notification {
for(auto& tableViewItem : tableView->state.items) {
tableViewItem->state.selected = tableViewItem->offset() == [content selectedRow];
}
tableView->doChange();
}
-(IBAction) activate:(id)sender {
tableView->doActivate();
}
-(IBAction) doubleAction:(id)sender {
if([content clickedRow] >= 0) {
[self activate:self];
}
}
@end
@implementation CocoaTableViewContent : NSTableView
-(void) keyDown:(NSEvent*)event {
auto character = [[event characters] characterAtIndex:0];
if(character == NSEnterCharacter || character == NSCarriageReturnCharacter) {
if([self selectedRow] >= 0) {
[[self delegate] activate:self];
return;
}
}
[super keyDown:event];
}
@end
@implementation CocoaTableViewCell : NSCell
-(id) initWith:(hiro::mTableView&)tableViewReference {
if(self = [super initTextCell:@""]) {
tableView = &tableViewReference;
buttonCell = [[NSButtonCell alloc] initTextCell:@""];
[buttonCell setButtonType:NSSwitchButton];
[buttonCell setControlSize:NSSmallControlSize];
[buttonCell setRefusesFirstResponder:YES];
[buttonCell setTarget:self];
}
return self;
}
//used by type-ahead
-(NSString*) stringValue {
return [[self objectValue] objectForKey:@"text"];
}
-(void) drawWithFrame:(NSRect)frame inView:(NSView*)view {
if(auto tableViewItem = tableView->item([view rowAtPoint:frame.origin])) {
if(auto tableViewCell = tableViewItem->cell([view columnAtPoint:frame.origin])) {
NSColor* backgroundColor = nil;
if([self isHighlighted]) backgroundColor = [NSColor alternateSelectedControlColor];
else if(!tableView->enabled(true)) backgroundColor = [NSColor controlBackgroundColor];
else if(auto color = tableViewCell->state.backgroundColor) backgroundColor = NSMakeColor(color);
else backgroundColor = [NSColor controlBackgroundColor];
[backgroundColor set];
[NSBezierPath fillRect:frame];
if(tableViewCell->state.checkable) {
[buttonCell setHighlighted:YES];
[buttonCell setState:(tableViewCell->state.checked ? NSOnState : NSOffState)];
[buttonCell drawWithFrame:frame inView:view];
frame.origin.x += frame.size.height + 2;
frame.size.width -= frame.size.height + 2;
}
if(tableViewCell->state.icon) {
NSImage* image = NSMakeImage(tableViewCell->state.icon, frame.size.height, frame.size.height);
[[NSGraphicsContext currentContext] saveGraphicsState];
NSRect targetRect = NSMakeRect(frame.origin.x, frame.origin.y, frame.size.height, frame.size.height);
NSRect sourceRect = NSMakeRect(0, 0, [image size].width, [image size].height);
[image drawInRect:targetRect fromRect:sourceRect operation:NSCompositeSourceOver fraction:1.0 respectFlipped:YES hints:nil];
[[NSGraphicsContext currentContext] restoreGraphicsState];
frame.origin.x += frame.size.height + 2;
frame.size.width -= frame.size.height + 2;
}
if(tableViewCell->state.text) {
NSMutableParagraphStyle* paragraphStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
paragraphStyle.alignment = NSTextAlignmentCenter;
if(tableViewCell->state.alignment.horizontal() < 0.333) paragraphStyle.alignment = NSTextAlignmentLeft;
if(tableViewCell->state.alignment.horizontal() > 0.666) paragraphStyle.alignment = NSTextAlignmentRight;
NSColor* foregroundColor = nil;
if([self isHighlighted]) foregroundColor = [NSColor alternateSelectedControlTextColor];
else if(!tableView->enabled(true)) foregroundColor = [NSColor disabledControlTextColor];
else if(auto color = tableViewCell->state.foregroundColor) foregroundColor = NSMakeColor(color);
else foregroundColor = [NSColor textColor];
NSString* text = [NSString stringWithUTF8String:tableViewCell->state.text];
[text drawInRect:frame withAttributes:@{
NSBackgroundColorAttributeName:backgroundColor,
NSForegroundColorAttributeName:foregroundColor,
NSFontAttributeName:hiro::pFont::create(tableViewCell->font(true)),
NSParagraphStyleAttributeName:paragraphStyle
}];
}
}
}
}
//needed to trigger trackMouse events
-(NSUInteger) hitTestForEvent:(NSEvent*)event inRect:(NSRect)frame ofView:(NSView*)view {
NSUInteger hitTest = [super hitTestForEvent:event inRect:frame ofView:view];
NSPoint point = [view convertPoint:[event locationInWindow] fromView:nil];
NSRect rect = NSMakeRect(frame.origin.x, frame.origin.y, frame.size.height, frame.size.height);
if(NSMouseInRect(point, rect, [view isFlipped])) {
hitTest |= NSCellHitTrackableArea;
}
return hitTest;
}
//I am unable to get startTrackingAt:, continueTracking:, stopTracking: to work
//so instead, I have to run a modal loop on events until the mouse button is released
-(BOOL) trackMouse:(NSEvent*)event inRect:(NSRect)frame ofView:(NSView*)view untilMouseUp:(BOOL)flag {
if([event type] == NSLeftMouseDown) {
NSWindow* window = [view window];
NSEvent* nextEvent;
while((nextEvent = [window nextEventMatchingMask:(NSLeftMouseDragged | NSLeftMouseUp)])) {
if([nextEvent type] == NSLeftMouseUp) {
NSPoint point = [view convertPoint:[nextEvent locationInWindow] fromView:nil];
NSRect rect = NSMakeRect(frame.origin.x, frame.origin.y, frame.size.height, frame.size.height);
if(NSMouseInRect(point, rect, [view isFlipped])) {
if(auto tableViewItem = tableView->item([view rowAtPoint:point])) {
if(auto tableViewCell = tableViewItem->cell([view columnAtPoint:point])) {
tableViewCell->state.checked = !tableViewCell->state.checked;
tableView->doToggle(tableViewCell->instance);
}
}
}
break;
}
}
}
return YES;
}
+(BOOL) prefersTrackingUntilMouseUp {
return YES;
}
@end
namespace hiro {
auto pTableView::construct() -> void {
@autoreleasepool {
cocoaView = cocoaTableView = [[CocoaTableView alloc] initWith:self()];
pWidget::construct();
setAlignment(state().alignment);
setBackgroundColor(state().backgroundColor);
setBatchable(state().batchable);
setBordered(state().bordered);
setFont(self().font(true));
setForegroundColor(state().foregroundColor);
}
}
auto pTableView::destruct() -> void {
@autoreleasepool {
[cocoaView removeFromSuperview];
[cocoaView release];
}
}
auto pTableView::append(sTableViewHeader header) -> void {
@autoreleasepool {
[cocoaView reloadColumns];
resizeColumns();
header->setVisible(header->visible());
}
}
auto pTableView::append(sTableViewItem item) -> void {
@autoreleasepool {
[[cocoaView content] reloadData];
}
}
auto pTableView::remove(sTableViewHeader header) -> void {
@autoreleasepool {
[cocoaView reloadColumns];
resizeColumns();
}
}
auto pTableView::remove(sTableViewItem item) -> void {
@autoreleasepool {
[[cocoaView content] reloadData];
}
}
auto pTableView::resizeColumns() -> void {
@autoreleasepool {
if(auto& header = state().header) {
vector<int> widths;
int minimumWidth = 0;
int expandable = 0;
for(auto column : range(header->columnCount())) {
int width = _width(column);
widths.append(width);
minimumWidth += width;
if(header->column(column).expandable()) expandable++;
}
int maximumWidth = self().geometry().width() - 18; //include margin for vertical scroll bar
int expandWidth = 0;
if(expandable && maximumWidth > minimumWidth) {
expandWidth = (maximumWidth - minimumWidth) / expandable;
}
for(auto column : range(header->columnCount())) {
if(auto self = header->state.columns[column]->self()) {
int width = widths[column];
if(self->state().expandable) width += expandWidth;
NSTableColumn* tableColumn = [[cocoaView content] tableColumnWithIdentifier:[[NSNumber numberWithInteger:column] stringValue]];
[tableColumn setWidth:width];
}
}
}
}
}
auto pTableView::setAlignment(Alignment alignment) -> void {
}
auto pTableView::setBackgroundColor(Color color) -> void {
}
auto pTableView::setBatchable(bool batchable) -> void {
@autoreleasepool {
[[cocoaView content] setAllowsMultipleSelection:(batchable ? YES : NO)];
}
}
auto pTableView::setBordered(bool bordered) -> void {
}
auto pTableView::setEnabled(bool enabled) -> void {
pWidget::setEnabled(enabled);
@autoreleasepool {
[[cocoaView content] setEnabled:enabled];
}
}
auto pTableView::setFont(const Font& font) -> void {
@autoreleasepool {
[cocoaView setFont:pFont::create(font)];
}
}
auto pTableView::setForegroundColor(Color color) -> void {
}
auto pTableView::_cellWidth(uint row, uint column) -> uint {
uint width = 8;
if(auto pTableViewItem = self().item(row)) {
if(auto pTableViewCell = pTableViewItem->cell(column)) {
if(pTableViewCell->state.checkable) {
width += 24;
}
if(auto& icon = pTableViewCell->state.icon) {
width += icon.width() + 2;
}
if(auto& text = pTableViewCell->state.text) {
width += pFont::size(pTableViewCell->font(true), text).width();
}
}
}
return width;
}
auto pTableView::_columnWidth(uint column) -> uint {
uint width = 8;
if(auto& header = state().header) {
if(auto pTableViewColumn = header->column(column)) {
if(auto& icon = pTableViewColumn->state.icon) {
width += icon.width() + 2;
}
if(auto& text = pTableViewColumn->state.text) {
width += pFont::size(pTableViewColumn->font(true), text).width();
}
}
}
return width;
}
auto pTableView::_width(uint column) -> uint {
if(auto& header = state().header) {
if(auto width = header->column(column).width()) return width;
uint width = 1;
if(!header->column(column).visible()) return width;
if(header->visible()) width = max(width, _columnWidth(column));
for(auto row : range(state().items)) {
width = max(width, _cellWidth(row, column));
}
return width;
}
return 1;
}
/*
auto pTableView::autoSizeColumns() -> void {
@autoreleasepool {
if(tableView.state.checkable) {
NSTableColumn* tableColumn = [[cocoaView content] tableColumnWithIdentifier:@"check"];
[tableColumn setWidth:20.0];
}
unsigned height = [[cocoaView content] rowHeight];
for(unsigned column = 0; column < max(1u, tableView.state.headerText.size()); column++) {
NSTableColumn* tableColumn = [[cocoaView content] tableColumnWithIdentifier:[[NSNumber numberWithInteger:column] stringValue]];
unsigned minimumWidth = pFont::size([[tableColumn headerCell] font], tableView.state.headerText(column)).width + 4;
for(unsigned row = 0; row < tableView.state.text.size(); row++) {
unsigned width = pFont::size([cocoaView font], tableView.state.text(row)(column)).width + 2;
if(tableView.state.image(row)(height)) width += height + 2;
if(width > minimumWidth) minimumWidth = width;
}
[tableColumn setWidth:minimumWidth];
}
[[cocoaView content] sizeLastColumnToFit];
}
}
auto pTableView::setSelected(bool selected) -> void {
@autoreleasepool {
if(selected == false) {
[[cocoaView content] deselectAll:nil];
}
}
}
auto pTableView::setSelection(unsigned selection) -> void {
@autoreleasepool {
[[cocoaView content] selectRowIndexes:[NSIndexSet indexSetWithIndexesInRange:NSMakeRange(selection, 1)] byExtendingSelection:NO];
}
}
*/
}
#endif