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/*
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "WKTextInputWindowController.h"
#if USE(APPKIT)
#import <WebKitSystemInterface.h>
@interface WKTextInputView : NSTextView {
}
@end
@implementation WKTextInputView
- (NSArray *)validAttributesForMarkedText
{
// Let TSM know that a bottom input window would be created for marked text.
NSArray *regularAttributes = [super validAttributesForMarkedText];
NSMutableArray *floatingWindowAttributes = [NSMutableArray arrayWithArray:regularAttributes];
[floatingWindowAttributes addObject:@"__NSUsesFloatingInputWindow"];
return floatingWindowAttributes;
}
@end
@interface WKTextInputPanel : NSPanel {
NSTextView *_inputTextView;
}
- (NSTextInputContext *)_inputContext;
- (BOOL)_interpretKeyEvent:(NSEvent *)event usingLegacyCocoaTextInput:(BOOL)usingLegacyCocoaTextInput string:(NSString **)string;
- (BOOL)_hasMarkedText;
- (void)_unmarkText;
@end
#define inputWindowHeight 20
@implementation WKTextInputPanel
- (void)dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver:self];
[_inputTextView release];
[super dealloc];
}
- (id)init
{
self = [super initWithContentRect:NSZeroRect styleMask:WKGetInputPanelWindowStyle() backing:NSBackingStoreBuffered defer:YES];
if (!self)
return nil;
// Set the frame size.
NSRect visibleFrame = [[NSScreen mainScreen] visibleFrame];
NSRect frame = NSMakeRect(visibleFrame.origin.x, visibleFrame.origin.y, visibleFrame.size.width, inputWindowHeight);
[self setFrame:frame display:NO];
_inputTextView = [[WKTextInputView alloc] initWithFrame:[(NSView *)self.contentView frame]];
_inputTextView.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable | NSViewMaxXMargin | NSViewMinXMargin | NSViewMaxYMargin | NSViewMinYMargin;
NSScrollView* scrollView = [[NSScrollView alloc] initWithFrame:[(NSView *)self.contentView frame]];
scrollView.documentView = _inputTextView;
self.contentView = scrollView;
[scrollView release];
[self setFloatingPanel:YES];
return self;
}
- (void)_unmarkText
{
[_inputTextView setString:@""];
[self orderOut:nil];
}
- (BOOL)_interpretKeyEvent:(NSEvent *)event usingLegacyCocoaTextInput:(BOOL)usingLegacyCocoaTextInput string:(NSString **)string
{
BOOL hadMarkedText = [_inputTextView hasMarkedText];
*string = nil;
// Let TSM know that a bottom input window would be created for marked text.
// FIXME: Can be removed once we can rely on __NSUsesFloatingInputWindow (or a better API) being available everywhere.
EventRef carbonEvent = static_cast<EventRef>(const_cast<void*>([event eventRef]));
if (carbonEvent) {
Boolean ignorePAH = true;
SetEventParameter(carbonEvent, 'iPAH', typeBoolean, sizeof(ignorePAH), &ignorePAH);
}
if (![[_inputTextView inputContext] handleEvent:event])
return NO;
if ([_inputTextView hasMarkedText]) {
// Don't show the input method window for dead keys
if ([[event characters] length] > 0)
[self orderFront:nil];
return YES;
}
bool shouldReturnTextString = hadMarkedText;
// In the updated Cocoa text input model spec, we always want to return the text even if the text view didn't have marked text.
if (!usingLegacyCocoaTextInput)
shouldReturnTextString = true;
if (shouldReturnTextString) {
[self orderOut:nil];
NSString *text = [[_inputTextView textStorage] string];
if ([text length] > 0)
*string = [[text copy] autorelease];
}
[_inputTextView setString:@""];
return hadMarkedText;
}
- (NSTextInputContext *)_inputContext
{
return [_inputTextView inputContext];
}
- (BOOL)_hasMarkedText
{
return [_inputTextView hasMarkedText];
}
@end
@implementation WKTextInputWindowController
+ (WKTextInputWindowController *)sharedTextInputWindowController
{
static WKTextInputWindowController *textInputWindowController;
if (!textInputWindowController)
textInputWindowController = [[WKTextInputWindowController alloc] init];
return textInputWindowController;
}
- (id)init
{
self = [super init];
if (!self)
return nil;
_panel = [[WKTextInputPanel alloc] init];
return self;
}
- (NSTextInputContext *)inputContext
{
return [_panel _inputContext];
}
- (BOOL)hasMarkedText
{
return [_panel _hasMarkedText];
}
- (BOOL)interpretKeyEvent:(NSEvent *)event usingLegacyCocoaTextInput:(BOOL)usingLegacyCocoaTextInput string:(NSString **)string
{
return [_panel _interpretKeyEvent:event usingLegacyCocoaTextInput:usingLegacyCocoaTextInput string:string];
}
- (void)unmarkText
{
[_panel _unmarkText];
}
@end
#endif // USE(APPKIT)
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