Use native Cocoa tooltips instead of Mozilla's ToolTip class.
This makes tooltips behave more normally, and fixes some of the bugs. Patch by Jens Alfke (snej@google.com) BUG=15655 TEST=tooltips should feel more like native tooltips git-svn-id: svn://svn.chromium.org/chrome/trunk/src@20019 0039d316-1c4b-4281-b951-d872f2087c98
Esse commit está contido em:
pinkerton@chromium.org
@@ -35,10 +35,17 @@ class RWHVMEditCommandHelper;
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BOOL canBeKeyView_;
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BOOL closeOnDeactivate_;
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scoped_ptr<RWHVMEditCommandHelper> editCommand_helper_;
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// These are part of the magic tooltip code from WebKit's WebHTMLView:
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id trackingRectOwner_; // (not retained)
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void *trackingRectUserData_;
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NSTrackingRectTag lastToolTipTag_;
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NSString* toolTip_;
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}
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- (void)setCanBeKeyView:(BOOL)can;
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- (void)setCloseOnDeactivate:(BOOL)b;
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- (void)setToolTipAtMousePoint:(NSString *)string;
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@end
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@@ -141,13 +148,8 @@ class RenderWidgetHostViewMac : public RenderWidgetHostView {
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// true if the View is not visible.
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bool is_hidden_;
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// Tooltips
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// The text to be shown in the tooltip, supplied by the renderer.
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std::wstring tooltip_text_;
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// Used to display tooltips. We can't use the [NSView -setToolTip:] methods
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// because we need to be able to show and hide the tooltip without the mouse
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// leaving a region and NSView isn't set up for that to happen.
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scoped_nsobject<ToolTip> tooltip_;
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// Factory used to safely scope delayed calls to ShutdownHost().
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ScopedRunnableMethodFactory<RenderWidgetHostViewMac> shutdown_factory_;
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@@ -13,7 +13,6 @@
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#include "chrome/browser/renderer_host/render_widget_host.h"
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#include "chrome/common/native_web_keyboard_event.h"
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#include "skia/ext/platform_canvas.h"
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#import "third_party/mozilla/include/ToolTip.h"
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#include "webkit/api/public/mac/WebInputEventFactory.h"
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#include "webkit/api/public/WebInputEvent.h"
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#include "webkit/glue/webmenurunner_mac.h"
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@@ -108,11 +107,6 @@ void RenderWidgetHostViewMac::WasHidden() {
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// everything again when we become selected again.
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is_hidden_ = true;
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// We can't have tooltips floating around after the tools they're tipping
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// about are hidden, can we?
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tooltip_.reset(NULL);
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tooltip_text_.clear();
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// If we have a renderer, then inform it that we are being hidden so it can
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// reduce its resource utilization.
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render_widget_host_->WasHidden();
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@@ -267,18 +261,7 @@ void RenderWidgetHostViewMac::Destroy() {
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// Called from the renderer to tell us what the tooltip text should be. It
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// calls us frequently so we need to cache the value to prevent doing a lot
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// of repeat work. We cannot simply use [-NSView setToolTip:] because NSView
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// can't handle the case where the tooltip text changes while the mouse is
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// still inside the view. Since the page elements that get tooltips are all
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// contained within this view (and are unknown to the NSView system), we
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// are forced to implement our own tooltips with child windows.
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// TODO(pinkerton): Do we want these tooltips to time out after a certain time?
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// Gecko does this automatically in the back-end, hence the ToolTip class not
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// needing that functionality. We can either modify ToolTip or add this
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// functionality here with a timer.
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// TODO(pinkerton): This code really needs to live at a higher level because
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// right now it allows multiple views in multiple tabs to each be displaying
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// a tooltip simultaneously (http://crbug.com/14178).
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// of repeat work.
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void RenderWidgetHostViewMac::SetTooltipText(const std::wstring& tooltip_text) {
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if (tooltip_text != tooltip_text_ && [[cocoa_view_ window] isKeyWindow]) {
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tooltip_text_ = tooltip_text;
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@@ -292,19 +275,7 @@ void RenderWidgetHostViewMac::SetTooltipText(const std::wstring& tooltip_text) {
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display_text = tooltip_text_.substr(0, kMaxTooltipLength);
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NSString* tooltip_nsstring = base::SysWideToNSString(display_text);
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if ([tooltip_nsstring length] == 0) {
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tooltip_.reset(NULL); // The dtor closes the tooltip.
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} else {
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// Get the current mouse location in the window's coordinate system and
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// use that as the point for displaying the tooltip.
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if (!tooltip_.get())
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tooltip_.reset([[ToolTip alloc] init]);
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NSPoint event_point =
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[[cocoa_view_ window] mouseLocationOutsideOfEventStream];
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[tooltip_ showToolTipAtPoint:event_point
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withString:tooltip_nsstring
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overWindow:[cocoa_view_ window]];
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}
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[cocoa_view_ setToolTipAtMousePoint:tooltip_nsstring];
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}
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}
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@@ -367,6 +338,10 @@ void RenderWidgetHostViewMac::ShutdownHost() {
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// Do not touch any members at this point, |this| has been deleted.
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}
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// RenderWidgetHostViewCocoa ---------------------------------------------------
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@implementation RenderWidgetHostViewCocoa
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// Tons of stuff goes here, where we grab events going on in Cocoaland and send
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@@ -387,6 +362,7 @@ void RenderWidgetHostViewMac::ShutdownHost() {
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- (void)dealloc {
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delete renderWidgetHostView_;
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[toolTip_ release];
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[super dealloc];
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}
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@@ -570,5 +546,192 @@ void RenderWidgetHostViewMac::ShutdownHost() {
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return renderWidgetHostView_;
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}
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// Below is the nasty tooltip stuff -- copied from WebKit's WebHTMLView.mm
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// with minor modifications for code style and commenting.
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//
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// The 'public' interface is -setToolTipAtMousePoint:. This differs from
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// -setToolTip: in that the updated tooltip takes effect immediately,
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// without the user's having to move the mouse out of and back into the view.
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//
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// Unfortunately, doing this requires sending fake mouseEnter/Exit events to
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// the view, which in turn requires overriding some internal tracking-rect
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// methods (to keep track of its owner & userdata, which need to be filled out
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// in the fake events.) --snej 7/6/09
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/*
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* Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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* (C) 2006, 2007 Graham Dennis (graham.dennis@gmail.com)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// Any non-zero value will do, but using something recognizable might help us
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// debug some day.
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static const NSTrackingRectTag kTrackingRectTag = 0xBADFACE;
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// Override of a public NSView method, replacing the inherited functionality.
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// See above for rationale.
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- (NSTrackingRectTag)addTrackingRect:(NSRect)rect
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owner:(id)owner
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userData:(void *)data
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assumeInside:(BOOL)assumeInside {
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DCHECK(trackingRectOwner_ == nil);
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trackingRectOwner_ = owner;
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trackingRectUserData_ = data;
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return kTrackingRectTag;
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}
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// Override of (apparently) a private NSView method(!) See above for rationale.
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- (NSTrackingRectTag)_addTrackingRect:(NSRect)rect
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owner:(id)owner
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userData:(void *)data
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assumeInside:(BOOL)assumeInside
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useTrackingNum:(int)tag {
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DCHECK(tag == 0 || tag == kTrackingRectTag);
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DCHECK(trackingRectOwner_ == nil);
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trackingRectOwner_ = owner;
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trackingRectUserData_ = data;
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return kTrackingRectTag;
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}
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// Override of (apparently) a private NSView method(!) See above for rationale.
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- (void)_addTrackingRects:(NSRect *)rects
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owner:(id)owner
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userDataList:(void **)userDataList
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assumeInsideList:(BOOL *)assumeInsideList
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trackingNums:(NSTrackingRectTag *)trackingNums
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count:(int)count {
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DCHECK(count == 1);
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DCHECK(trackingNums[0] == 0 || trackingNums[0] == kTrackingRectTag);
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DCHECK(trackingRectOwner_ == nil);
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trackingRectOwner_ = owner;
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trackingRectUserData_ = userDataList[0];
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trackingNums[0] = kTrackingRectTag;
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}
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// Override of a public NSView method, replacing the inherited functionality.
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// See above for rationale.
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- (void)removeTrackingRect:(NSTrackingRectTag)tag {
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if (tag == 0)
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return;
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if (tag == kTrackingRectTag) {
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trackingRectOwner_ = nil;
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return;
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}
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if (tag == lastToolTipTag_) {
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[super removeTrackingRect:tag];
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lastToolTipTag_ = 0;
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return;
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}
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// If any other tracking rect is being removed, we don't know how it was
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// created and it's possible there's a leak involved (see Radar 3500217).
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NOTREACHED();
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}
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// Override of (apparently) a private NSView method(!)
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- (void)_removeTrackingRects:(NSTrackingRectTag *)tags count:(int)count {
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for (int i = 0; i < count; ++i) {
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int tag = tags[i];
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if (tag == 0)
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continue;
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DCHECK(tag == kTrackingRectTag);
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trackingRectOwner_ = nil;
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}
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}
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// Sends a fake NSMouseExited event to the view for its current tracking rect.
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- (void)_sendToolTipMouseExited {
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// Nothing matters except window, trackingNumber, and userData.
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int windowNumber = [[self window] windowNumber];
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NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseExited
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location:NSMakePoint(0, 0)
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modifierFlags:0
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timestamp:0
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windowNumber:windowNumber
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context:NULL
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eventNumber:0
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trackingNumber:kTrackingRectTag
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userData:trackingRectUserData_];
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[trackingRectOwner_ mouseExited:fakeEvent];
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}
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// Sends a fake NSMouseEntered event to the view for its current tracking rect.
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- (void)_sendToolTipMouseEntered {
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// Nothing matters except window, trackingNumber, and userData.
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int windowNumber = [[self window] windowNumber];
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NSEvent *fakeEvent = [NSEvent enterExitEventWithType:NSMouseEntered
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location:NSMakePoint(0, 0)
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modifierFlags:0
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timestamp:0
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windowNumber:windowNumber
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context:NULL
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eventNumber:0
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trackingNumber:kTrackingRectTag
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userData:trackingRectUserData_];
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[trackingRectOwner_ mouseEntered:fakeEvent];
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}
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// Sets the view's current tooltip, to be displayed at the current mouse
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// location. (This does not make the tooltip appear -- as usual, it only
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// appears after a delay.) Pass null to remove the tooltip.
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- (void)setToolTipAtMousePoint:(NSString *)string {
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NSString *toolTip = [string length] == 0 ? nil : string;
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NSString *oldToolTip = toolTip_;
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if ((toolTip == nil || oldToolTip == nil) ? toolTip == oldToolTip
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: [toolTip isEqualToString:oldToolTip]) {
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return;
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}
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if (oldToolTip) {
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[self _sendToolTipMouseExited];
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[oldToolTip release];
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}
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toolTip_ = [toolTip copy];
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if (toolTip) {
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// See radar 3500217 for why we remove all tooltips
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// rather than just the single one we created.
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[self removeAllToolTips];
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NSRect wideOpenRect = NSMakeRect(-100000, -100000, 200000, 200000);
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lastToolTipTag_ = [self addToolTipRect:wideOpenRect
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owner:self
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userData:NULL];
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[self _sendToolTipMouseEntered];
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}
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}
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// NSView calls this to get the text when displaying the tooltip.
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- (NSString *)view:(NSView *)view
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stringForToolTip:(NSToolTipTag)tag
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point:(NSPoint)point
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userData:(void *)data {
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return [[toolTip_ copy] autorelease];
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}
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@end
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@@ -1856,8 +1856,6 @@
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'../third_party/mozilla/include/NSScreen+Utils.m',
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'../third_party/mozilla/include/NSWorkspace+Utils.h',
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'../third_party/mozilla/include/NSWorkspace+Utils.m',
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'../third_party/mozilla/include/ToolTip.h',
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'../third_party/mozilla/include/ToolTip.mm',
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],
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'include_dirs': [
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'../third_party/GTM',
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-57
@@ -1,57 +0,0 @@
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
|
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* The contents of this file are subject to the Mozilla Public License Version
|
||||
* 1.1 (the "License"); you may not use this file except in compliance with
|
||||
* the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
|
||||
* The Original Code is mozilla.org code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is
|
||||
* Netscape Communications Corporation.
|
||||
* Portions created by the Initial Developer are Copyright (C) 2002
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
* Richard Schreyer
|
||||
* Josh Aas <josh@mozilla.com>
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the MPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the MPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
|
||||
#import <Cocoa/Cocoa.h>
|
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|
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@class ToolTipView;
|
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|
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@interface ToolTip : NSObject
|
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{
|
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NSWindow* mTooltipWindow;
|
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NSTextField* mTextField;
|
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NSTextView* mTextView;
|
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}
|
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|
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// Display a tooltip at |point| (in window coordinates) in |inWindow|.
|
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- (void)showToolTipAtPoint:(NSPoint)point
|
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withString:(NSString*)string
|
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overWindow:(NSWindow*)inWindow;
|
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- (void)closeToolTip;
|
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|
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@end
|
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-211
@@ -1,211 +0,0 @@
|
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* The contents of this file are subject to the Mozilla Public License Version
|
||||
* 1.1 (the "License"); you may not use this file except in compliance with
|
||||
* the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/MPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
|
||||
* The Original Code is mozilla.org code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is
|
||||
* Netscape Communications Corporation.
|
||||
* Portions created by the Initial Developer are Copyright (C) 2002
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s):
|
||||
* Richard Schreyer
|
||||
* Josh Aas <josh@mozilla.com>
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the MPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the MPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
|
||||
#import "ToolTip.h"
|
||||
#import "NSScreen+Utils.h"
|
||||
|
||||
@interface ToolTip (ToolTipPrivateMethods)
|
||||
|
||||
- (void)parentWindowDidResignKey:(NSNotification*)inNotification;
|
||||
|
||||
@end
|
||||
|
||||
const float kBorderPadding = 2.0;
|
||||
const float kMaxTextFieldWidth = 250.0;
|
||||
const float kVOffset = 20.0;
|
||||
|
||||
@implementation ToolTip
|
||||
|
||||
- (id)init
|
||||
{
|
||||
if ((self = [super init]))
|
||||
{
|
||||
// the ref from -alloc is balanced by the -release in dealloc
|
||||
mTooltipWindow = [[NSWindow alloc] initWithContentRect:NSMakeRect(0.0, 0.0, kMaxTextFieldWidth, 0.0)
|
||||
styleMask:NSBorderlessWindowMask
|
||||
backing:NSBackingStoreBuffered
|
||||
defer:YES];
|
||||
|
||||
// we don't want closing the window to release it, because we aren't always in control
|
||||
// of the close (AppKit may do it on quit).
|
||||
[mTooltipWindow setReleasedWhenClosed:NO];
|
||||
|
||||
// Create a textfield as the content of our new window.
|
||||
// Field occupies all but the top 2 and bottom 2 pixels of the panel (bug 149635)
|
||||
mTextView = [[NSTextView alloc] initWithFrame:NSMakeRect(0.0, kBorderPadding, kMaxTextFieldWidth, 0.0)];
|
||||
[[mTooltipWindow contentView] addSubview:mTextView];
|
||||
[mTextView release]; // window holds ref
|
||||
|
||||
// set up the panel
|
||||
[mTooltipWindow setHasShadow:YES];
|
||||
[mTooltipWindow setBackgroundColor:[NSColor colorWithCalibratedRed:1.0 green:1.0 blue:0.81 alpha:1.0]];
|
||||
|
||||
|
||||
// set up the text view
|
||||
[mTextView setDrawsBackground:NO];
|
||||
[mTextView setEditable:NO];
|
||||
[mTextView setSelectable:NO];
|
||||
[mTextView setFont:[NSFont toolTipsFontOfSize:[NSFont smallSystemFontSize]]];
|
||||
[mTextView setMinSize:NSMakeSize(0.0, 0.0)];
|
||||
[mTextView setHorizontallyResizable:YES];
|
||||
[mTextView setVerticallyResizable:YES];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)dealloc
|
||||
{
|
||||
[self closeToolTip];
|
||||
|
||||
[[NSNotificationCenter defaultCenter] removeObserver:self];
|
||||
|
||||
[mTooltipWindow close]; // we set the window not to release on -close
|
||||
[mTooltipWindow release];
|
||||
|
||||
[super dealloc];
|
||||
}
|
||||
|
||||
- (void)showToolTipAtPoint:(NSPoint)windowPoint
|
||||
withString:(NSString*)string
|
||||
overWindow:(NSWindow*)inWindow
|
||||
{
|
||||
if ([string length] == 0)
|
||||
return;
|
||||
|
||||
NSPoint point = [inWindow convertBaseToScreen:windowPoint];
|
||||
NSScreen* screen = [NSScreen screenForPoint:point];
|
||||
if (!screen)
|
||||
screen = [NSScreen mainScreen];
|
||||
|
||||
if (!screen)
|
||||
return;
|
||||
|
||||
// register for window losing key status notifications, so we can hide the tooltip
|
||||
// on window deactivation
|
||||
[[NSNotificationCenter defaultCenter] addObserver:self
|
||||
selector:@selector(parentWindowDidResignKey:)
|
||||
name:NSWindowDidResignKeyNotification
|
||||
object:inWindow];
|
||||
|
||||
NSRect screenFrame = [screen visibleFrame];
|
||||
NSSize screenSize = screenFrame.size;
|
||||
|
||||
// for some reason, text views suffer from hysteresis; the answer you get this time
|
||||
// depends on what you had in there before. so clear state first.
|
||||
[mTextView setString:@""];
|
||||
[mTextView setFrame:NSMakeRect(0, kBorderPadding, 0, 0)];
|
||||
|
||||
// -sizeToFit sucks. For some reason it likes to wrap short words, so
|
||||
// we measure the text by hand and set that as the min width.
|
||||
NSSize stringSize = [string sizeWithAttributes:[NSDictionary dictionaryWithObject:[NSFont toolTipsFontOfSize:[NSFont smallSystemFontSize]] forKey:NSFontAttributeName]];
|
||||
float textViewWidth = ceil(stringSize.width);
|
||||
if (textViewWidth > kMaxTextFieldWidth)
|
||||
textViewWidth = kMaxTextFieldWidth;
|
||||
|
||||
textViewWidth += 2.0 * 5.0; // magic numbers required to make the text not wrap. No, this isn't -textContainerInset.
|
||||
|
||||
// set up the text view
|
||||
[mTextView setMaxSize:NSMakeSize(kMaxTextFieldWidth, screenSize.height - 2 * kBorderPadding)]; // do this here since we know screen size
|
||||
[mTextView setString:string]; // do this after setting max size, before setting constrained frame size,
|
||||
// reset to max width - it will not grow horizontally when resizing, only vertically
|
||||
[mTextView setConstrainedFrameSize:NSMakeSize(kMaxTextFieldWidth, 0.0)];
|
||||
// to avoid wrapping when we don't want it, set the min width
|
||||
[mTextView setMinSize:NSMakeSize(textViewWidth, 0.0)];
|
||||
|
||||
// finally, do the buggy sizeToFit
|
||||
[mTextView sizeToFit];
|
||||
// The first time we sizeToFit a text field on Leopard, it decides that
|
||||
// 0 would be a good height. We disagree, so make it try again.
|
||||
NSRect textViewFrame = [mTextView frame];
|
||||
if (textViewFrame.size.height < 1.0) {
|
||||
[mTextView sizeToFit];
|
||||
textViewFrame = [mTextView frame];
|
||||
}
|
||||
|
||||
// set the origin back where its supposed to be
|
||||
[mTextView setFrameOrigin:NSMakePoint(0, kBorderPadding)];
|
||||
|
||||
// size the panel correctly, taking border into account
|
||||
NSSize textSize = textViewFrame.size;
|
||||
textSize.height += kBorderPadding + kBorderPadding;
|
||||
[mTooltipWindow setContentSize:textSize];
|
||||
|
||||
// We try to put the top left point right below the cursor. If that doesn't fit
|
||||
// on screen, put the bottom left point above the cursor.
|
||||
if (point.y - kVOffset - textSize.height > NSMinY(screenFrame)) {
|
||||
point.y -= kVOffset;
|
||||
[mTooltipWindow setFrameTopLeftPoint:point];
|
||||
}
|
||||
else {
|
||||
point.y += kVOffset / 2.5;
|
||||
[mTooltipWindow setFrameOrigin:point];
|
||||
}
|
||||
|
||||
// if it doesn't fit on screen horizontally, adjust so that it does
|
||||
float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mTooltipWindow frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mTooltipWindow frame];
|
||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mTooltipWindow setFrame:movedFrame display:NO];
|
||||
}
|
||||
|
||||
// add as a child window
|
||||
[inWindow addChildWindow:mTooltipWindow ordered:NSWindowAbove];
|
||||
// show the panel
|
||||
[mTooltipWindow orderFront:nil];
|
||||
}
|
||||
|
||||
- (void)closeToolTip
|
||||
{
|
||||
// we can get -closeToolTip even if we didn't show it
|
||||
if ([mTooltipWindow isVisible])
|
||||
{
|
||||
[[mTooltipWindow parentWindow] removeChildWindow:mTooltipWindow];
|
||||
[mTooltipWindow orderOut:nil];
|
||||
}
|
||||
|
||||
[[NSNotificationCenter defaultCenter] removeObserver:self];
|
||||
}
|
||||
|
||||
- (void)parentWindowDidResignKey:(NSNotification*)inNotification
|
||||
{
|
||||
[self closeToolTip];
|
||||
}
|
||||
|
||||
@end
|
||||
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