gtk2/gdk/quartz/GdkQuartzView.c
E. K. Kato 155caad426 Bug 694273 - Patch to support NSTextInputClient in text widgets
Provides an input module for native OSX input methods.
Based on a patch by Hiroyuki Yamamoto
(http://www.sraoss.jp/sylpheed/sylpheed/macosx/gtk+-2.24.0-macosx-textinputclient_ja-test1.patch).
Adjustments for Gtk3 by Matthew Francis <gnomebugs@newsheffield.co.uk>
2013-05-20 10:48:32 -07:00

689 lines
18 KiB
C

/* GdkQuartzView.m
*
* Copyright (C) 2005-2007 Imendio AB
* Copyright (C) 2011 Hiroyuki Yamamoto
*
* 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 "GdkQuartzView.h"
#include "gdkquartzwindow.h"
#include "gdkprivate-quartz.h"
#include "gdkquartz.h"
@implementation GdkQuartzView
-(id)initWithFrame: (NSRect)frameRect
{
if ((self = [super initWithFrame: frameRect]))
{
markedRange = NSMakeRange (NSNotFound, 0);
selectedRange = NSMakeRange (NSNotFound, 0);
}
return self;
}
-(BOOL)acceptsFirstResponder
{
GDK_NOTE (EVENTS, g_print ("acceptsFirstResponder\n"));
return YES;
}
-(BOOL)becomeFirstResponder
{
GDK_NOTE (EVENTS, g_print ("becomeFirstResponder\n"));
return YES;
}
-(BOOL)resignFirstResponder
{
GDK_NOTE (EVENTS, g_print ("resignFirstResponder\n"));
return YES;
}
-(void) keyDown: (NSEvent *) theEvent
{
GDK_NOTE (EVENTS, g_print ("keyDown\n"));
[self interpretKeyEvents: [NSArray arrayWithObject: theEvent]];
}
-(void)flagsChanged: (NSEvent *) theEvent
{
}
-(NSUInteger)characterIndexForPoint: (NSPoint)aPoint
{
GDK_NOTE (EVENTS, g_print ("characterIndexForPoint\n"));
return 0;
}
-(NSRect)firstRectForCharacterRange: (NSRange)aRange actualRange: (NSRangePointer)actualRange
{
GDK_NOTE (EVENTS, g_print ("firstRectForCharacterRange\n"));
gint ns_x, ns_y;
GdkRectangle *rect;
rect = g_object_get_data (G_OBJECT (gdk_window), GIC_CURSOR_RECT);
if (rect)
{
_gdk_quartz_window_gdk_xy_to_xy (rect->x, rect->y + rect->height,
&ns_x, &ns_y);
return NSMakeRect (ns_x, ns_y, rect->width, rect->height);
}
else
{
return NSMakeRect (0, 0, 0, 0);
}
}
-(NSArray *)validAttributesForMarkedText
{
GDK_NOTE (EVENTS, g_print ("validAttributesForMarkedText\n"));
return [NSArray arrayWithObjects: NSUnderlineStyleAttributeName, nil];
}
-(NSAttributedString *)attributedSubstringForProposedRange: (NSRange)aRange actualRange: (NSRangePointer)actualRange
{
GDK_NOTE (EVENTS, g_print ("attributedSubstringForProposedRange\n"));
return nil;
}
-(BOOL)hasMarkedText
{
GDK_NOTE (EVENTS, g_print ("hasMarkedText\n"));
return markedRange.location != NSNotFound && markedRange.length != 0;
}
-(NSRange)markedRange
{
GDK_NOTE (EVENTS, g_print ("markedRange\n"));
return markedRange;
}
-(NSRange)selectedRange
{
GDK_NOTE (EVENTS, g_print ("selectedRange\n"));
return selectedRange;
}
-(void)unmarkText
{
GDK_NOTE (EVENTS, g_print ("unmarkText\n"));
markedRange = selectedRange = NSMakeRange (NSNotFound, 0);
}
-(void)setMarkedText: (id)aString selectedRange: (NSRange)newSelection replacementRange: (NSRange)replacementRange
{
GDK_NOTE (EVENTS, g_print ("setMarkedText\n"));
const char *str;
char *prev_str;
if (replacementRange.location == NSNotFound)
{
markedRange = NSMakeRange (newSelection.location, [aString length]);
selectedRange = NSMakeRange (newSelection.location, newSelection.length);
}
else {
markedRange = NSMakeRange (replacementRange.location, [aString length]);
selectedRange = NSMakeRange (replacementRange.location + newSelection.location, newSelection.length);
}
if ([aString isKindOfClass: [NSAttributedString class]])
{
str = [[aString string] UTF8String];
}
else {
str = [aString UTF8String];
}
prev_str = g_object_get_data (G_OBJECT (gdk_window), TIC_MARKED_TEXT);
if (prev_str)
g_free (prev_str);
g_object_set_data (G_OBJECT (gdk_window), TIC_MARKED_TEXT, g_strdup (str));
g_object_set_data (G_OBJECT (gdk_window), TIC_SELECTED_POS,
GUINT_TO_POINTER (selectedRange.location));
g_object_set_data (G_OBJECT (gdk_window), TIC_SELECTED_LEN,
GUINT_TO_POINTER (selectedRange.length));
GDK_NOTE (EVENTS, g_print ("setMarkedText: set %s (%p, nsview %p): %s\n",
TIC_MARKED_TEXT, gdk_window, self,
str ? str : "(empty)"));
}
-(void)doCommandBySelector: (SEL)aSelector
{
GDK_NOTE (EVENTS, g_print ("doCommandBySelector\n"));
[super doCommandBySelector: aSelector];
}
-(void)insertText: (id)aString replacementRange: (NSRange)replacementRange
{
GDK_NOTE (EVENTS, g_print ("insertText\n"));
const char *str;
char *prev_str;
if ([self hasMarkedText])
[self unmarkText];
if ([aString isKindOfClass: [NSAttributedString class]])
{
str = [[aString string] UTF8String];
}
else
{
str = [aString UTF8String];
}
prev_str = g_object_get_data (G_OBJECT (gdk_window), TIC_INSERT_TEXT);
if (prev_str)
g_free (prev_str);
g_object_set_data (G_OBJECT (gdk_window), TIC_INSERT_TEXT, g_strdup (str));
GDK_NOTE (EVENTS, g_print ("insertText: set %s (%p, nsview %p): %s\n",
TIC_INSERT_TEXT, gdk_window, self,
str ? str : "(empty)"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_FILTERED));
}
-(void)deleteBackward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteBackward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)deleteForward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteForward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)deleteToBeginningOfLine: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteToBeginningOfLine\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)deleteToEndOfLine: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteToEndOfLine\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)deleteWordBackward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteWordBackward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)deleteWordForward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("deleteWordForward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)insertBacktab: (id)sender
{
GDK_NOTE (EVENTS, g_print ("insertBacktab\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)insertNewline: (id)sender
{
GDK_NOTE (EVENTS, g_print ("insertNewline\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY, GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)insertTab: (id)sender
{
GDK_NOTE (EVENTS, g_print ("insertTab\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveBackward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveBackward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveBackwardAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveBackwardAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveDown: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveDown\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveDownAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveDownAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveForward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveForward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveForwardAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveForwardAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveLeft: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveLeft\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveLeftAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveLeftAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveRight: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveRight\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveRightAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveRightAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToBeginningOfDocument: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToBeginningOfDocument\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToBeginningOfDocumentAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToBeginningOfDocumentAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToBeginningOfLine: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToBeginningOfLine\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToBeginningOfLineAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToBeginningOfLineAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToEndOfDocument: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToEndOfDocument\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToEndOfDocumentAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToEndOfDocumentAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToEndOfLine: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToEndOfLine\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveToEndOfLineAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveToEndOfLineAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveUp: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveUp\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveUpAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveUpAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordBackward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordBackward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordBackwardAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordBackwardAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordForward: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordForward\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordForwardAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordForwardAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordLeft: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordLeft\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordLeftAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordLeftAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordRight: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordRight\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)moveWordRightAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("moveWordRightAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)pageDown: (id)sender
{
GDK_NOTE (EVENTS, g_print ("pageDown\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)pageDownAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("pageDownAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)pageUp: (id)sender
{
GDK_NOTE (EVENTS, g_print ("pageUp\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)pageUpAndModifySelection: (id)sender
{
GDK_NOTE (EVENTS, g_print ("pageUpAndModifySelection\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)selectAll: (id)sender
{
GDK_NOTE (EVENTS, g_print ("selectAll\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)selectLine: (id)sender
{
GDK_NOTE (EVENTS, g_print ("selectLine\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)selectWord: (id)sender
{
GDK_NOTE (EVENTS, g_print ("selectWord\n"));
g_object_set_data (G_OBJECT (gdk_window), GIC_FILTER_KEY,
GUINT_TO_POINTER (GIC_FILTER_PASSTHRU));
}
-(void)noop: (id)sender
{
GDK_NOTE (EVENTS, g_print ("noop\n"));
}
/* --------------------------------------------------------------- */
-(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 visual */
return gdk_window_get_visual (gdk_window) !=
gdk_screen_get_rgba_visual (_gdk_screen);
}
-(void)drawRect: (NSRect)rect
{
GdkRectangle gdk_rect;
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (gdk_window->impl);
const NSRect *drawn_rects;
NSInteger count;
int i;
cairo_region_t *region;
if (GDK_WINDOW_DESTROYED (gdk_window))
return;
if (! (gdk_window->event_mask & GDK_EXPOSURE_MASK))
return;
if (NSEqualRects (rect, NSZeroRect))
return;
if (!GDK_WINDOW_IS_MAPPED (gdk_window))
{
/* If the window is not yet mapped, clip_region_with_children
* will be empty causing the usual code below to draw nothing.
* To not see garbage on the screen, we draw an aesthetic color
* here. The garbage would be visible if any widget enabled
* the NSView's CALayer in order to add sublayers for custom
* native rendering.
*/
[NSGraphicsContext saveGraphicsState];
[[NSColor windowBackgroundColor] setFill];
[NSBezierPath fillRect: rect];
[NSGraphicsContext restoreGraphicsState];
return;
}
/* Clear our own bookkeeping of regions that need display */
if (impl->needs_display_region)
{
cairo_region_destroy (impl->needs_display_region);
impl->needs_display_region = NULL;
}
[self getRectsBeingDrawn: &drawn_rects count: &count];
region = cairo_region_create ();
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;
cairo_region_union_rectangle (region, &gdk_rect);
}
impl->in_paint_rect_count++;
_gdk_window_process_updates_recurse (gdk_window, region);
impl->in_paint_rect_count--;
cairo_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
{
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (gdk_window->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];
}
-(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