gtk/gdk/quartz/GdkQuartzNSWindow.c
2012-02-27 17:06:11 +00:00

602 lines
16 KiB
C

/* GdkQuartzWindow.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, see <http://www.gnu.org/licenses/>.
*/
#import "GdkQuartzNSWindow.h"
#include "gdkquartzwindow.h"
#include "gdkdnd-quartz.h"
#include "gdkprivate-quartz.h"
@implementation GdkQuartzNSWindow
-(BOOL)windowShouldClose:(id)sender
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkEvent *event;
event = gdk_event_new (GDK_DELETE);
event->any.window = g_object_ref (window);
event->any.send_event = FALSE;
_gdk_event_queue_append (gdk_display_get_default (), event);
return NO;
}
-(void)windowWillMiniaturize:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
_gdk_quartz_window_detach_from_parent (window);
}
-(void)windowDidMiniaturize:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
gdk_synthesize_window_state (window, 0,
GDK_WINDOW_STATE_ICONIFIED);
}
-(void)windowDidDeminiaturize:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
_gdk_quartz_window_attach_to_parent (window);
gdk_synthesize_window_state (window, GDK_WINDOW_STATE_ICONIFIED, 0);
}
-(void)windowDidBecomeKey:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
_gdk_quartz_events_update_focus_window (window, TRUE);
}
-(void)windowDidResignKey:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
_gdk_quartz_events_update_focus_window (window, FALSE);
}
-(void)windowDidBecomeMain:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
if (![self isVisible])
{
/* Note: This is a hack needed because for unknown reasons, hidden
* windows get shown when clicking the dock icon when the application
* is not already active.
*/
[self orderOut:nil];
return;
}
_gdk_quartz_window_did_become_main (window);
}
-(void)windowDidResignMain:(NSNotification *)aNotification
{
GdkWindow *window;
window = [[self contentView] gdkWindow];
_gdk_quartz_window_did_resign_main (window);
}
/* Used in combination with NSLeftMouseUp in sendEvent to keep track
* of when the window is being moved with the mouse.
*/
-(void)windowWillMove:(NSNotification *)aNotification
{
inMove = YES;
}
-(void)sendEvent:(NSEvent *)event
{
switch ([event type])
{
case NSLeftMouseUp:
inManualMove = NO;
inManualResize = NO;
inMove = NO;
break;
case NSLeftMouseDragged:
if ([self trackManualMove] || [self trackManualResize])
return;
break;
default:
break;
}
[super sendEvent:event];
}
-(BOOL)isInMove
{
return inMove;
}
-(void)windowDidMove:(NSNotification *)aNotification
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkEvent *event;
_gdk_quartz_window_update_position (window);
/* Synthesize a configure event */
event = gdk_event_new (GDK_CONFIGURE);
event->configure.window = g_object_ref (window);
event->configure.x = window->x;
event->configure.y = window->y;
event->configure.width = window->width;
event->configure.height = window->height;
_gdk_event_queue_append (gdk_display_get_default (), event);
}
-(void)windowDidResize:(NSNotification *)aNotification
{
NSRect content_rect = [self contentRectForFrameRect:[self frame]];
GdkWindow *window = [[self contentView] gdkWindow];
GdkEvent *event;
window->width = content_rect.size.width;
window->height = content_rect.size.height;
/* Certain resize operations (e.g. going fullscreen), also move the
* origin of the window.
*/
_gdk_quartz_window_update_position (window);
[[self contentView] setFrame:NSMakeRect (0, 0, window->width, window->height)];
_gdk_window_update_size (window);
/* Synthesize a configure event */
event = gdk_event_new (GDK_CONFIGURE);
event->configure.window = g_object_ref (window);
event->configure.x = window->x;
event->configure.y = window->y;
event->configure.width = window->width;
event->configure.height = window->height;
_gdk_event_queue_append (gdk_display_get_default (), event);
}
-(id)initWithContentRect:(NSRect)contentRect styleMask:(NSUInteger)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag screen:(NSScreen *)screen
{
self = [super initWithContentRect:contentRect
styleMask:styleMask
backing:backingType
defer:flag
screen:screen];
[self setAcceptsMouseMovedEvents:YES];
[self setDelegate:self];
[self setReleasedWhenClosed:YES];
return self;
}
-(BOOL)canBecomeMainWindow
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
switch (impl->type_hint)
{
case GDK_WINDOW_TYPE_HINT_NORMAL:
case GDK_WINDOW_TYPE_HINT_DIALOG:
return YES;
case GDK_WINDOW_TYPE_HINT_MENU:
case GDK_WINDOW_TYPE_HINT_TOOLBAR:
case GDK_WINDOW_TYPE_HINT_SPLASHSCREEN:
case GDK_WINDOW_TYPE_HINT_UTILITY:
case GDK_WINDOW_TYPE_HINT_DOCK:
case GDK_WINDOW_TYPE_HINT_DESKTOP:
case GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU:
case GDK_WINDOW_TYPE_HINT_POPUP_MENU:
case GDK_WINDOW_TYPE_HINT_TOOLTIP:
case GDK_WINDOW_TYPE_HINT_NOTIFICATION:
case GDK_WINDOW_TYPE_HINT_COMBO:
case GDK_WINDOW_TYPE_HINT_DND:
return NO;
}
return YES;
}
-(BOOL)canBecomeKeyWindow
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
if (!window->accept_focus)
return NO;
/* Popup windows should not be able to get focused in the window
* manager sense, it's only handled through grabs.
*/
if (window->window_type == GDK_WINDOW_TEMP)
return NO;
switch (impl->type_hint)
{
case GDK_WINDOW_TYPE_HINT_NORMAL:
case GDK_WINDOW_TYPE_HINT_DIALOG:
case GDK_WINDOW_TYPE_HINT_MENU:
case GDK_WINDOW_TYPE_HINT_TOOLBAR:
case GDK_WINDOW_TYPE_HINT_UTILITY:
case GDK_WINDOW_TYPE_HINT_DOCK:
case GDK_WINDOW_TYPE_HINT_DESKTOP:
case GDK_WINDOW_TYPE_HINT_DROPDOWN_MENU:
case GDK_WINDOW_TYPE_HINT_POPUP_MENU:
case GDK_WINDOW_TYPE_HINT_COMBO:
return YES;
case GDK_WINDOW_TYPE_HINT_SPLASHSCREEN:
case GDK_WINDOW_TYPE_HINT_TOOLTIP:
case GDK_WINDOW_TYPE_HINT_NOTIFICATION:
case GDK_WINDOW_TYPE_HINT_DND:
return NO;
}
return YES;
}
- (void)showAndMakeKey:(BOOL)makeKey
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
inShowOrHide = YES;
if (makeKey)
[impl->toplevel makeKeyAndOrderFront:impl->toplevel];
else
[impl->toplevel orderFront:nil];
inShowOrHide = NO;
}
- (void)hide
{
GdkWindow *window = [[self contentView] gdkWindow];
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
inShowOrHide = YES;
[impl->toplevel orderOut:nil];
inShowOrHide = NO;
}
- (BOOL)trackManualMove
{
NSPoint currentLocation;
NSPoint newOrigin;
NSRect screenFrame = [[NSScreen mainScreen] visibleFrame];
NSRect windowFrame = [self frame];
if (!inManualMove)
return NO;
currentLocation = [self convertBaseToScreen:[self mouseLocationOutsideOfEventStream]];
newOrigin.x = currentLocation.x - initialMoveLocation.x;
newOrigin.y = currentLocation.y - initialMoveLocation.y;
/* Clamp vertical position to below the menu bar. */
if (newOrigin.y + windowFrame.size.height > screenFrame.origin.y + screenFrame.size.height)
newOrigin.y = screenFrame.origin.y + screenFrame.size.height - windowFrame.size.height;
[self setFrameOrigin:newOrigin];
return YES;
}
-(void)beginManualMove
{
NSRect frame = [self frame];
if (inMove || inManualMove || inManualResize)
return;
inManualMove = YES;
initialMoveLocation = [self convertBaseToScreen:[self mouseLocationOutsideOfEventStream]];
initialMoveLocation.x -= frame.origin.x;
initialMoveLocation.y -= frame.origin.y;
}
- (BOOL)trackManualResize
{
NSPoint currentLocation;
NSRect newFrame;
float dx, dy;
NSSize min_size;
if (!inManualResize || inTrackManualResize)
return NO;
inTrackManualResize = YES;
currentLocation = [self convertBaseToScreen:[self mouseLocationOutsideOfEventStream]];
currentLocation.x -= initialResizeFrame.origin.x;
currentLocation.y -= initialResizeFrame.origin.y;
dx = currentLocation.x - initialResizeLocation.x;
dy = -(currentLocation.y - initialResizeLocation.y);
newFrame = initialResizeFrame;
newFrame.size.width = initialResizeFrame.size.width + dx;
newFrame.size.height = initialResizeFrame.size.height + dy;
min_size = [self contentMinSize];
if (newFrame.size.width < min_size.width)
newFrame.size.width = min_size.width;
if (newFrame.size.height < min_size.height)
newFrame.size.height = min_size.height;
/* We could also apply aspect ratio:
newFrame.size.height = newFrame.size.width / [self aspectRatio].width * [self aspectRatio].height;
*/
dy = newFrame.size.height - initialResizeFrame.size.height;
newFrame.origin.x = initialResizeFrame.origin.x;
newFrame.origin.y = initialResizeFrame.origin.y - dy;
[self setFrame:newFrame display:YES];
/* Let the resizing be handled by GTK+. */
if (g_main_context_pending (NULL))
g_main_context_iteration (NULL, FALSE);
inTrackManualResize = NO;
return YES;
}
-(void)beginManualResize
{
if (inMove || inManualMove || inManualResize)
return;
inManualResize = YES;
initialResizeFrame = [self frame];
initialResizeLocation = [self convertBaseToScreen:[self mouseLocationOutsideOfEventStream]];
initialResizeLocation.x -= initialResizeFrame.origin.x;
initialResizeLocation.y -= initialResizeFrame.origin.y;
}
static GdkDragContext *current_context = NULL;
static GdkDragAction
drag_operation_to_drag_action (NSDragOperation operation)
{
GdkDragAction result = 0;
/* GDK and Quartz drag operations do not map 1:1.
* This mapping represents about the best that we
* can come up.
*
* Note that NSDragOperationPrivate and GDK_ACTION_PRIVATE
* have almost opposite meanings: the GDK one means that the
* destination is solely responsible for the action; the Quartz
* one means that the source and destination will agree
* privately on the action. NSOperationGeneric is close in meaning
* to GDK_ACTION_PRIVATE but there is a problem: it will be
* sent for any ordinary drag, and likely not understood
* by any intra-widget drag (since the source & dest are the
* same).
*/
if (operation & NSDragOperationGeneric)
result |= GDK_ACTION_MOVE;
if (operation & NSDragOperationCopy)
result |= GDK_ACTION_COPY;
if (operation & NSDragOperationMove)
result |= GDK_ACTION_MOVE;
if (operation & NSDragOperationLink)
result |= GDK_ACTION_LINK;
return result;
}
static NSDragOperation
drag_action_to_drag_operation (GdkDragAction action)
{
NSDragOperation result = 0;
if (action & GDK_ACTION_COPY)
result |= NSDragOperationCopy;
if (action & GDK_ACTION_LINK)
result |= NSDragOperationLink;
if (action & GDK_ACTION_MOVE)
result |= NSDragOperationMove;
return result;
}
static void
update_context_from_dragging_info (id <NSDraggingInfo> sender)
{
g_assert (current_context != NULL);
GDK_QUARTZ_DRAG_CONTEXT (current_context)->dragging_info = sender;
current_context->suggested_action = drag_operation_to_drag_action ([sender draggingSourceOperationMask]);
current_context->actions = current_context->suggested_action;
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
{
GdkDeviceManager *device_manager;
GdkEvent *event;
GdkWindow *window;
if (current_context)
g_object_unref (current_context);
current_context = g_object_new (GDK_TYPE_QUARTZ_DRAG_CONTEXT, NULL);
update_context_from_dragging_info (sender);
window = [[self contentView] gdkWindow];
device_manager = gdk_display_get_device_manager (gdk_display_get_default ());
gdk_drag_context_set_device (current_context,
gdk_device_manager_get_client_pointer (device_manager));
event = gdk_event_new (GDK_DRAG_ENTER);
event->dnd.window = g_object_ref (window);
event->dnd.send_event = FALSE;
event->dnd.context = g_object_ref (current_context);
event->dnd.time = GDK_CURRENT_TIME;
gdk_event_set_device (event, gdk_drag_context_get_device (current_context));
_gdk_event_emit (event);
gdk_event_free (event);
return NSDragOperationNone;
}
- (void)draggingEnded:(id <NSDraggingInfo>)sender
{
/* leave a note for the source about what action was taken */
if (_gdk_quartz_drag_source_context && current_context)
_gdk_quartz_drag_source_context->action = current_context->action;
if (current_context)
g_object_unref (current_context);
current_context = NULL;
}
- (void)draggingExited:(id <NSDraggingInfo>)sender
{
GdkEvent *event;
event = gdk_event_new (GDK_DRAG_LEAVE);
event->dnd.window = g_object_ref ([[self contentView] gdkWindow]);
event->dnd.send_event = FALSE;
event->dnd.context = g_object_ref (current_context);
event->dnd.time = GDK_CURRENT_TIME;
gdk_event_set_device (event, gdk_drag_context_get_device (current_context));
_gdk_event_emit (event);
gdk_event_free (event);
g_object_unref (current_context);
current_context = NULL;
}
- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
{
NSPoint point = [sender draggingLocation];
NSPoint screen_point = [self convertBaseToScreen:point];
GdkEvent *event;
int gx, gy;
update_context_from_dragging_info (sender);
_gdk_quartz_window_nspoint_to_gdk_xy (screen_point, &gx, &gy);
event = gdk_event_new (GDK_DRAG_MOTION);
event->dnd.window = g_object_ref ([[self contentView] gdkWindow]);
event->dnd.send_event = FALSE;
event->dnd.context = g_object_ref (current_context);
event->dnd.time = GDK_CURRENT_TIME;
event->dnd.x_root = gx;
event->dnd.y_root = gy;
gdk_event_set_device (event, gdk_drag_context_get_device (current_context));
_gdk_event_emit (event);
gdk_event_free (event);
return drag_action_to_drag_operation (current_context->action);
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
NSPoint point = [sender draggingLocation];
NSPoint screen_point = [self convertBaseToScreen:point];
GdkEvent *event;
int gy, gx;
update_context_from_dragging_info (sender);
_gdk_quartz_window_nspoint_to_gdk_xy (screen_point, &gx, &gy);
event = gdk_event_new (GDK_DROP_START);
event->dnd.window = g_object_ref ([[self contentView] gdkWindow]);
event->dnd.send_event = FALSE;
event->dnd.context = g_object_ref (current_context);
event->dnd.time = GDK_CURRENT_TIME;
event->dnd.x_root = gx;
event->dnd.y_root = gy;
gdk_event_set_device (event, gdk_drag_context_get_device (current_context));
_gdk_event_emit (event);
gdk_event_free (event);
g_object_unref (current_context);
current_context = NULL;
return YES;
}
- (BOOL)wantsPeriodicDraggingUpdates
{
return NO;
}
- (void)draggedImage:(NSImage *)anImage endedAt:(NSPoint)aPoint operation:(NSDragOperation)operation
{
GdkEvent *event;
g_assert (_gdk_quartz_drag_source_context != NULL);
event = gdk_event_new (GDK_DROP_FINISHED);
event->dnd.window = g_object_ref ([[self contentView] gdkWindow]);
event->dnd.send_event = FALSE;
event->dnd.context = g_object_ref (_gdk_quartz_drag_source_context);
gdk_event_set_device (event,
gdk_drag_context_get_device (_gdk_quartz_drag_source_context));
_gdk_event_emit (event);
gdk_event_free (event);
g_object_unref (_gdk_quartz_drag_source_context);
_gdk_quartz_drag_source_context = NULL;
}
@end