/* GdkQuartzView.m * * Copyright (C) 2005-2007 Imendio AB * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #import "GdkQuartzView.h" #include "gdkregion.h" #include "gdkregion-generic.h" #include "gdkwindow-quartz.h" #include "gdkprivate-quartz.h" @implementation GdkQuartzView -(void)dealloc { if (trackingRect) { [self removeTrackingRect:trackingRect]; trackingRect = 0; } [super dealloc]; } -(void)setGdkWindow:(GdkWindow *)window { gdk_window = window; } -(GdkWindow *)gdkWindow { return gdk_window; } -(NSTrackingRectTag)trackingRect { return trackingRect; } -(BOOL)isFlipped { return YES; } -(BOOL)isOpaque { if (GDK_WINDOW_DESTROYED (gdk_window)) return YES; /* A view is opaque if its GdkWindow doesn't have the RGBA colormap */ return gdk_drawable_get_colormap (gdk_window) != gdk_screen_get_rgba_colormap (_gdk_screen); } -(void)drawRect:(NSRect)rect { GdkRectangle gdk_rect; GdkWindowObject *private = GDK_WINDOW_OBJECT (gdk_window); GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl); const NSRect *drawn_rects; NSInteger count; int i; GdkRegion *region; if (GDK_WINDOW_DESTROYED (gdk_window)) return; if (!(private->event_mask & GDK_EXPOSURE_MASK)) return; if (NSEqualRects (rect, NSZeroRect)) return; /* Clear our own bookkeeping of regions that need display */ if (impl->needs_display_region) { gdk_region_destroy (impl->needs_display_region); impl->needs_display_region = NULL; } [self getRectsBeingDrawn:&drawn_rects count:&count]; region = gdk_region_new (); for (i = 0; i < count; i++) { gdk_rect.x = drawn_rects[i].origin.x; gdk_rect.y = drawn_rects[i].origin.y; gdk_rect.width = drawn_rects[i].size.width; gdk_rect.height = drawn_rects[i].size.height; gdk_region_union_with_rect (region, &gdk_rect); } impl->in_paint_rect_count++; _gdk_window_process_updates_recurse (gdk_window, region); impl->in_paint_rect_count--; gdk_region_destroy (region); if (needsInvalidateShadow) { [[self window] invalidateShadow]; needsInvalidateShadow = NO; } } -(void)setNeedsInvalidateShadow:(BOOL)invalidate { needsInvalidateShadow = invalidate; } /* For information on setting up tracking rects properly, see here: * http://developer.apple.com/documentation/Cocoa/Conceptual/EventOverview/EventOverview.pdf */ -(void)updateTrackingRect { GdkWindowObject *private = GDK_WINDOW_OBJECT (gdk_window); GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl); NSRect rect; if (!impl->toplevel) return; if (trackingRect) { [self removeTrackingRect:trackingRect]; trackingRect = 0; } if (!impl->toplevel) return; /* Note, if we want to set assumeInside we can use: * NSPointInRect ([[self window] convertScreenToBase:[NSEvent mouseLocation]], rect) */ rect = [self bounds]; trackingRect = [self addTrackingRect:rect owner:self userData:nil assumeInside:NO]; if (NSPointInRect ([[self window] convertScreenToBase:[NSEvent mouseLocation]], rect)) { /* When a new window (and thus view) has been created, and the mouse * is in the window area, we will not receive an NSMouseEntered * event. Therefore, we synthesize an enter notify event manually. */ _gdk_quartz_events_send_enter_notify_event (gdk_window); } } -(void)viewDidMoveToWindow { if (![self window]) /* We are destroyed already */ return; [self updateTrackingRect]; } -(void)viewWillMoveToWindow:(NSWindow *)newWindow { if (newWindow == nil && trackingRect) { [self removeTrackingRect:trackingRect]; trackingRect = 0; } } -(void)setFrame:(NSRect)frame { [super setFrame:frame]; if ([self window]) [self updateTrackingRect]; } @end