зеркало из https://github.com/mozilla/pjs.git
162 строки
4.1 KiB
C++
162 строки
4.1 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 License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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//
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// Mike Pinkerton, Netscape Communications
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//
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// Class that draws the header area for the nav center which shows the title
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// of the currently selected view as well as harboring the closebox for
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// an easy way to close up the navCenter shelf.
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//
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#include "CNavCenterTitle.h"
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#include "CNavCenterSelectorPane.h" // for message id's
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#include "URDFUtilities.h"
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extern RDF_NCVocab gNavCenter; // RDF vocab struct for NavCenter
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CNavCenterTitle :: CNavCenterTitle ( LStream *inStream )
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: CGrayBevelView (inStream),
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mTitle(NULL), mView(NULL)
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{
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}
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CNavCenterTitle :: ~CNavCenterTitle()
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{
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// nothing to do
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}
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//
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// FinishCreateSelf
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//
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// Last minute setup stuff....
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//
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void
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CNavCenterTitle :: FinishCreateSelf ( )
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{
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mTitle = dynamic_cast<LCaption*>(FindPaneByID(kTitlePaneID));
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Assert_(mTitle != NULL);
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} // FinishCreateSelf
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//
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// ListenToMessage
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//
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// We want to know when the selected workspace changes so that we can update the
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// title string. The RDFCoordinator sets us up as a listener to the selector pane
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// which will broadcast when things change.
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//
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void
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CNavCenterTitle :: ListenToMessage ( MessageT inMessage, void* ioParam )
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{
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switch ( inMessage ) {
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case CNavCenterSelectorPane::msg_ActiveSelectorChanged:
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{
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mView = reinterpret_cast<HT_View>(ioParam);
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if ( mView ) {
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// do not delete |buffer|
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const char* buffer = HT_GetViewName ( mView );
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TitleCaption().SetDescriptor(LStr255(buffer));
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// if we're in the middle of a drag and drop, draw NOW, not
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// when we get a refresh event.
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if ( ::StillDown() ) {
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FocusDraw();
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Draw(nil);
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}
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}
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}
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} // case of which message
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} // ListenToMessage
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void
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CNavCenterTitle :: DrawBeveledFill ( )
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{
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StColorState saved;
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if ( mView ) {
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HT_Resource topNode = HT_TopNode(mView);
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if ( topNode ) {
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char* url = NULL;
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PRBool success = HT_GetNodeData ( topNode, gNavCenter->titleBarBGURL, HT_COLUMN_STRING, &url );
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if ( success && url ) {
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// draw the background image tiled to fill the whole pane
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Point topLeft = { 0, 0 };
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SetImageURL ( url );
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DrawImage ( topLeft, kTransformNone, mFrameSize.width, mFrameSize.height );
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FocusDraw();
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}
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else
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EraseBackground(topNode);
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}
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else
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EraseBackground(NULL);
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}
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else
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EraseBackground(NULL);
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} // DrawBeveledFill
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//
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// DrawStandby
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//
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// Draw correctly when the image has yet to load.
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//
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void
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CNavCenterTitle :: DrawStandby ( const Point & /*inTopLeft*/,
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const IconTransformType /*inTransform*/ ) const
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{
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// we're just waiting for the image to come in, who cares if we don't use
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// HT's color?
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EraseBackground(NULL);
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} // DrawStandby
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//
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// EraseBackground
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//
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// Fill in the bg with either the correct HT color (from a property on |inTopNode|, the
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// correct AM color, or the default GA implementation (if we are before AM 1.1).
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//
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void
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CNavCenterTitle :: EraseBackground ( HT_Resource inTopNode ) const
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{
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// when we can get the right AM bg color (in AM 1.1), use that but for now just ignore it
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if ( !inTopNode || ! URDFUtilities::SetupBackgroundColor(inTopNode, gNavCenter->titleBarBGColor,
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kThemeListViewSortColumnBackgroundBrush) ) {
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CNavCenterTitle* self = const_cast<CNavCenterTitle*>(this); // hack
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self->CGrayBevelView::DrawBeveledFill();
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}
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else {
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// use HT's color
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Rect bounds;
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CalcLocalFrameRect(bounds);
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::EraseRect(&bounds);
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}
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} // EraseBackground
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