зеркало из https://github.com/mozilla/pjs.git
514 строки
16 KiB
C++
514 строки
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifdef PowerPlant_PCH
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#include PowerPlant_PCH
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#endif
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#include "CToolTipAttachment.h"
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#include "UGraphicGizmos.h"
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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Boolean CToolTipAttachment::sTipsEnabled = true;
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CToolTipPane* CToolTipAttachment::sActiveTip = NULL;
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// This is a special value that we use to indicate that the mouse has
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// gone down inside a pane with a CToolTipAttachment. The reason we need
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// this is because we need to reset the trigger interval when the mouse
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// goes up. Since mouse up events don't trigger an attachment execution,
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// we look for this value during the next pass through the mouse track
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// dispatch and reset the interval there if necessary.
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const UInt32 ToolTipsTicks_Indefinite = 0xFFFFFFFF;
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const UInt32 ToolTipsTicks_AutoRemoveAfter = 3600;
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ CToolTipAttachment
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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CToolTipAttachment::CToolTipAttachment(LStream* inStream)
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: CMouseTrackAttachment(inStream)
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{
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*inStream >> mDelayTicks;
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*inStream >> mTipPaneResID;
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}
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CToolTipAttachment::CToolTipAttachment(UInt32 inDelayTicks, ResIDT inPaneResID)
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: mDelayTicks(inDelayTicks)
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, mTipPaneResID(inPaneResID)
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{
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ ~CToolTipAttachment
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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CToolTipAttachment::~CToolTipAttachment()
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{
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HideToolTip();
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ NoteTipDied
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::NoteTipDied(CToolTipPane* inTip)
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{
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Assert_(sActiveTip != NULL);
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Assert_(sActiveTip == inTip);
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sActiveTip = NULL;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ ExecuteSelf
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//
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// We add the tracking of events that should hide the current tool tip (if
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// any) to the base CMouseTrackerAttachment execution.
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::ExecuteSelf(
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MessageT inMessage,
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void* ioParam)
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{
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if ((inMessage == msg_KeyPress) && IsToolTipActive())
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{
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// We hide the tip, but updating is deferred in an update
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// event.
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HideToolTip();
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}
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else if (inMessage == msg_Click)
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{
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// Hide the tip, and in this case we want to immediately update
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// the space occupied by the removed tip. We do this because we
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// know that the tip is essentially guaranteed to be in close
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// proximity to the cursor.
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if (IsToolTipActive())
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{
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HideToolTip();
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mOwningPane->UpdatePort();
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}
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// Here we note that the mouse has gone down. We reset the interval
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// on the next pass through MouseWithin().
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ResetTriggerInterval(ToolTipsTicks_Indefinite);
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}
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else if ( inMessage == msg_HideTooltip )
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HideToolTip();
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else
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{
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if (sActiveTip && inMessage == msg_MouseWithin)
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((SMouseTrackParms*)ioParam)->paneOfAttachment = sActiveTip;
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CMouseTrackAttachment::ExecuteSelf(inMessage, ioParam);
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}
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ MouseEnter
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//
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// All we need to do here is note the time that the mouse entered the pane.
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::MouseEnter(
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Point /* inPortPt */,
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const EventRecord& /* inMacEvent */)
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{
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if (!EnsureOwningPane())
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return;
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ResetTriggerInterval(::LMGetTicks());
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ MouseWithin
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//
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// The mouse is still in the currently tracked pane. Here we determine
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// whether a tip needs to be hidden or shown.
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::MouseWithin(
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Point inPortPt,
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const EventRecord& inMacEvent)
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{
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if (!EnsureOwningPane())
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return;
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if (!sTipsEnabled)
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return;
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// First we check the case where we just got time after a mouse track
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// in the attached pane. If so, simply reset the interval. Otherwise
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// if the user tracks for longer than the trigger interval the tip will
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// display immediately after the mouse is released, which is not
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// correct behaviour.
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if (mEnterTicks == ToolTipsTicks_Indefinite)
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ResetTriggerInterval(::LMGetTicks());
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// If the tip is active and the corresponding event is one that should
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// cancel the tip, kill it.
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else if (IsToolTipActive())
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{
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if (IsTipCancelingEvent(inMacEvent)
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|| ::LMGetTicks() - mEnterTicks > ToolTipsTicks_AutoRemoveAfter)
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HideToolTip();
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else if (sActiveTip->WantsToCancel(inPortPt))
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{
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HideToolTip();
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ShowToolTip(inMacEvent); // in the new location
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}
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}
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// If the tip is not active and the trigger interval has elapsed
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// then we need to show the new tip.
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else if (!IsToolTipActive() && IsDelayElapsed(::LMGetTicks()))
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ShowToolTip(inMacEvent); // pass the event, some panes need the point!
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ MouseLeave
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::MouseLeave()
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{
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if (!EnsureOwningPane())
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return;
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HideToolTip();
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ IsTipCancelingEvent
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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Boolean CToolTipAttachment::IsTipCancelingEvent(const EventRecord& inMacEvent) const
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{
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Boolean bShouldCancel = (inMacEvent.what != nullEvent &&
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inMacEvent.what != updateEvt &&
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(inMacEvent.what != osEvt
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|| (inMacEvent.message & osEvtMessageMask)
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!= (mouseMovedMessage << 24)));
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return bShouldCancel;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ CalcTipText
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::CalcTipText(
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LWindow* inOwningWindow,
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const EventRecord& inMacEvent,
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StringPtr outTipText)
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{
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sActiveTip->CalcTipText(inOwningWindow, inMacEvent, outTipText);
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ ShowToolTip
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::ShowToolTip(const EventRecord& inMacEvent)
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{
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try
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{
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GrafPtr theMacPort = mOwningPane->GetMacPort();
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ThrowIfNULL_(theMacPort);
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LWindow* theWindow = LWindow::FetchWindowObject(theMacPort);
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ThrowIfNULL_(theWindow);
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Assert_(sActiveTip == NULL);
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// This is a bit of a skanky cast. The alternative was to call ReadObjects() and
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// explicitly cast the void* (on which RTTI will not help you. This seemed to be
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// the lesser of the two evils.
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sActiveTip = dynamic_cast<CToolTipPane*>(UReanimator::CreateView(mTipPaneResID, theWindow, theWindow));
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ThrowIfNULL_(sActiveTip);
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sActiveTip->SetParent(this);
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sActiveTip->SetOwningPane(mOwningPane);
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// Calculate the tip text first because the size and positioning rely on it.
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// The practice of having the tip pane calculate the text and then have that
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// same text set as its descriptor may seem weird. It's purpose is to
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// allow CToolTipPane subclasses to override the text calc method without
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// overriding this class in order to alter the way it gets set.
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//
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// If no text is returned, abort instead of showing an empty tooltip
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Str255 theTipText;
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this->CalcTipText(theWindow, inMacEvent, theTipText);
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Rect theTipPortFrame;
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if ( theTipText[0] )
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{
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sActiveTip->SetDescriptor(theTipText);
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theWindow->FocusDraw();
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sActiveTip->CalcFrameWithRespectTo(theWindow, inMacEvent, theTipPortFrame);
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// Returning a zero-width rectangle is another way that the tip pane can
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// say "don't show me".
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if (RectWidth(theTipPortFrame) == 0)
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theTipText[0] = 0;
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}
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if ( theTipText[0] )
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{
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sActiveTip->ResizeFrameTo(RectWidth(theTipPortFrame), RectHeight(theTipPortFrame), false);
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sActiveTip->PlaceInSuperFrameAt(theTipPortFrame.left, theTipPortFrame.top, false);
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sActiveTip->Show();
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}
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else
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{
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delete sActiveTip;
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sActiveTip = NULL;
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}
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}
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catch(...)
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{
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delete sActiveTip;
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sActiveTip = NULL;
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}
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ HideToolTip
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipAttachment::HideToolTip()
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{
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// calc the tip's port rect
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if (IsToolTipActive())
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{
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Rect thePortFrame;
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sActiveTip->CalcPortFrameRect(thePortFrame);
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sActiveTip->InvalPortRect(&thePortFrame);
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// hide the tip
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delete sActiveTip;
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sActiveTip = NULL;
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}
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ResetTriggerInterval(::LMGetTicks());
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ CToolTipPane
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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CToolTipPane::CToolTipPane(LStream* inStream)
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: LPane(inStream)
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, mOwningPane(nil)
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, mParent(nil)
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{
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*inStream >> mTipTraitsID;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ ~CToolTipPane
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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CToolTipPane::~CToolTipPane()
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{
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if (mParent != NULL)
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mParent->NoteTipDied(this);
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ SetParent
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::SetParent(CToolTipAttachment* inParent)
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{
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mParent = inParent;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ SetOwningPane
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::SetOwningPane(LPane* inOwningPane)
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{
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mOwningPane = inOwningPane;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ CalcFrameWithRespectTo
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::CalcFrameWithRespectTo(
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LWindow* inOwningWindow,
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const EventRecord& /* inMacEvent */,
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Rect& outPortFrame)
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{
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StTextState theTextSaver;
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UTextTraits::SetPortTextTraits(mTipTraitsID);
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FontInfo theFontInfo;
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::GetFontInfo(&theFontInfo);
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Int16 theTextHeight = theFontInfo.ascent + theFontInfo.descent + theFontInfo.leading + (2 * 2);
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Int16 theTextWidth = ::StringWidth(mTip) + (2 * ::CharWidth(char_Space));
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inOwningWindow->FocusDraw();
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Rect theOwningPortFrame;
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mOwningPane->CalcPortFrameRect(theOwningPortFrame);
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outPortFrame.left = ((theOwningPortFrame.left + theOwningPortFrame.right) >> 1) - (theTextWidth >> 1);
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outPortFrame.top = theOwningPortFrame.bottom + 3;
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outPortFrame.right = outPortFrame.left + theTextWidth;
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outPortFrame.bottom = outPortFrame.top + theTextHeight;
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ForceInPortFrame(inOwningWindow, outPortFrame);
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ CalcTipText
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//
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// The default implementation of the tool tip is to return the descriptor of
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// the pane that owns it. If you need a different behaviour, sublclass the
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// CToolTipPane (not the attachment), and override this method. See notes
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// in the header file.
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::CalcTipText(
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LWindow* /* inOwningWindow */,
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const EventRecord& /* inMacEvent */,
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StringPtr outTipText)
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{
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mOwningPane->GetDescriptor(outTipText);
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ ForceInPortFrame
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::ForceInPortFrame(
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LWindow* inOwningWindow,
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Rect& ioTipFrame)
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{
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// Now make sure the tip is fits inside the owning window
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Rect theWindowPortFrame;
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inOwningWindow->CalcPortFrameRect(theWindowPortFrame);
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Int16 theHOffset = 0, theVOffset = 0;
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if (ioTipFrame.right > theWindowPortFrame.right)
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theHOffset = theWindowPortFrame.right - ioTipFrame.right; // bump it to the left
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else if (ioTipFrame.left < theWindowPortFrame.left)
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theHOffset = theWindowPortFrame.left - ioTipFrame.left; // bump it to the right
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if (ioTipFrame.bottom > theWindowPortFrame.bottom)
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{
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Point mouseLocal;
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GetMouse(&mouseLocal);
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theVOffset = mouseLocal.v - 1 - ioTipFrame.bottom; // bump it up
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// WAS: theVOffset = theWindowPortFrame.bottom - ioTipFrame.bottom; // bump it up
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// The original version left the mouse within the tooltip frame. This
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// led to the tooltip being deleted every null event, because CMouseDispatcher
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// would calculate that the pane that the mouse was in was the tooltip pane
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// itself. Solution: move the pane up above the mouse position.
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}
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else if (ioTipFrame.top < theWindowPortFrame.top)
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theVOffset = theWindowPortFrame.top - ioTipFrame.top; // bump it down
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if ((theHOffset != 0) || (theVOffset != 0))
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::OffsetRect(&ioTipFrame, theHOffset, theVOffset);
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ SetDescriptor
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::SetDescriptor(ConstStringPtr inDescriptor)
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{
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mTip = inDescriptor;
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}
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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// ¥ DrawSelf
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//
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// This is the default drawing of the tip pane. To change tip appearance
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// override this method.
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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void CToolTipPane::DrawSelf()
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{
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StColorPenState thePenSaver;
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thePenSaver.Normalize();
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Rect theFrame;
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CalcLocalFrameRect(theFrame);
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|
|
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// ¥ Setup a device loop so that we can handle drawing at the correct bit depth
|
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StDeviceLoop theLoop ( theFrame );
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Int16 depth;
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while ( theLoop.NextDepth ( depth ))
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{
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if ( depth < 4 ) // ¥ BLACK & WHITE
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{
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::EraseRect(&theFrame);
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::FrameRect(&theFrame);
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}
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else
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{
|
|
// We want the light tinge of the owning window. It makes a good fill for
|
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// the tip and is likely to look really nice as it accents the window's
|
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// structure appearance.
|
|
RGBColor theLightTinge, theDarkTinge;
|
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UGraphicGizmos::CalcWindowTingeColors(GetMacPort(), theLightTinge, theDarkTinge);
|
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::RGBForeColor(&theLightTinge);
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::PaintRect(&theFrame);
|
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}
|
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}
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thePenSaver.Normalize();
|
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UTextTraits::SetPortTextTraits(mTipTraitsID);
|
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UGraphicGizmos::CenterStringInRect(mTip, theFrame);
|
|
}
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|
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Boolean CToolTipPane::WantsToCancel(Point inMouseLocal)
|
|
{
|
|
return false;
|
|
}
|
|
|
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// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
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|
// ¥ CSharedToolTipAttachment
|
|
//
|
|
// Allows many buttons to share one tooltip pane. A ToolTipPane resource is 54
|
|
// bytes, and the only part that is unique is usually the string index/id pair.
|
|
// Using this saves making a new pain [sic] for every new button.
|
|
// ÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑÑ
|
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|
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CSharedToolTipAttachment::CSharedToolTipAttachment(LStream* inStream)
|
|
: CToolTipAttachment(inStream)
|
|
{
|
|
*inStream >> mStringListID;
|
|
*inStream >> mStringIndex;
|
|
}
|
|
|
|
void CSharedToolTipAttachment::CalcTipText(
|
|
LWindow* /* inOwningWindow */,
|
|
const EventRecord& /* inMacEvent */,
|
|
StringPtr outTipText)
|
|
{
|
|
::GetIndString(outTipText, mStringListID, mStringIndex);
|
|
}
|
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|