127 lines
2.2 KiB
R
127 lines
2.2 KiB
R
#include <Array.h>
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#include "event.h"
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#include "qwaq-draw.h"
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#include "qwaq-garray.h"
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#include "qwaq-group.h"
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#include "qwaq-view.h"
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@implementation Group
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-initWithContext: (id<TextContext>) context owner: (View *) owner
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{
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if (!(self = [super init])) {
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return nil;
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}
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self.owner = owner;
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self.context = context;
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focused = -1;
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views = [[Array array] retain];
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return self;
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}
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-(void)dealloc
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{
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[views release];
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}
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-insert: (View *) view
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{
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[views addObject: view];
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[view setContext: context];
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return self;
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}
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-remove: (View *) view
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{
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int index = [views indexOfObject: view];
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if (index != NotFound) {
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if (focused == index) {
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focused = -1;
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} else if (focused > index) {
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focused--;
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}
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[views removeObjectAtIndex: index];
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}
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return self;
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}
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static BOOL
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not_dont_draw (id aView, void *aGroup)
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{
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View *view = aView;
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Group *group = (Group *) aGroup;
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return !([view options] & ofDontDraw);
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}
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-draw
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{
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[views makeObjectsPerformSelector: @selector(draw)
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if: not_dont_draw
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with: self];
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return self;
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}
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-redraw
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{
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return self;
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}
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static View *
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find_mouse_view(Group *group, Point pos)
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{
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for (int i = [group.views count]; i--; ) {
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View *v = [group.views objectAtIndex: i];
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if ([v containsPoint: pos]) {
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return v;
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}
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}
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return nil;
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}
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-handleEvent: (qwaq_event_t *) event
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{
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if (event.what & qe_focused) {
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if (focused >= 0) {
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[[views objectAtIndex:focused] handleEvent: event];
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}
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} else if (event.what & qe_positional) {
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Point pos = {event.mouse.x, event.mouse.y};
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if (mouse_grabbed) {
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[mouse_grabbed handleEvent: event];
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} else {
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if (mouse_within && ![mouse_within containsPoint: pos]) {
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[mouse_within onMouseLeave: pos];
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mouse_within = nil;
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}
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if (!mouse_within) {
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mouse_within = find_mouse_view (self, pos);
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if (mouse_within) {
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[mouse_within onMouseEnter: pos];
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}
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}
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if (mouse_within) {
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[mouse_within handleEvent: event];
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}
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}
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} else {
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// broadcast
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[views makeObjectsPerformSelector: @selector(draw) withObject: event];
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}
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return self;
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}
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-(void) grabMouse
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{
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mouse_grabbed = mouse_within;
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[owner grabMouse];
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}
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-(void) releaseMouse
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{
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mouse_grabbed = mouse_within;
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[owner grabMouse];
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}
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@end
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