1/*
2 * Copyright (c) 1999-2000, Eric Moon.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions, and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions, and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * 3. The name of the author may not be used to endorse or promote products
17 *    derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
27 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31
32// TipWindow.cpp
33
34#include "TipWindow.h"
35#include "TipView.h"
36
37#include <Debug.h>
38
39__USE_CORTEX_NAMESPACE
40
41// -------------------------------------------------------- //
42// *** dtor/ctors
43// -------------------------------------------------------- //
44
45TipWindow::~TipWindow() {}
46TipWindow::TipWindow(
47	const char*							text) :
48	BWindow(
49		BRect(0,0,0,0),
50		"TipWindow",
51		B_NO_BORDER_WINDOW_LOOK,
52		B_FLOATING_ALL_WINDOW_FEEL,
53		B_NOT_MOVABLE|B_AVOID_FOCUS/*,
54		B_ALL_WORKSPACES*/),
55	// the TipView is created on demand
56	m_tipView(0) {
57
58	if(text)
59		m_text = text;
60}
61
62
63// -------------------------------------------------------- //
64// *** operations (LOCK REQUIRED)
65// -------------------------------------------------------- //
66
67const char* TipWindow::text() const {
68	return m_text.Length() ?
69		m_text.String() :
70		0;
71}
72
73void TipWindow::setText(
74	const char*							text) {
75
76	if(!m_tipView)
77		_createTipView();
78
79	m_text = text;
80	m_tipView->setText(text);
81
82	// size to fit view
83	float width, height;
84	m_tipView->GetPreferredSize(&width, &height);
85	m_tipView->ResizeTo(width, height);
86	ResizeTo(width, height);
87
88	m_tipView->Invalidate();
89}
90
91// -------------------------------------------------------- //
92// *** hooks
93// -------------------------------------------------------- //
94
95// override to substitute your own view class
96TipView* TipWindow::createTipView() {
97	return new TipView;
98}
99
100// -------------------------------------------------------- //
101// *** BWindow
102// -------------------------------------------------------- //
103
104// initializes the tip view
105void TipWindow::Show() {
106
107	// initialize the tip view if necessary
108	if(!m_tipView)
109		_createTipView();
110
111	_inherited::Show();
112}
113
114// remove tip view? +++++
115void TipWindow::Hide() {
116	_inherited::Hide();
117}
118
119
120// hides the window when the user switches workspaces
121// +++++ should it be restored when the user switches back?
122void TipWindow::WorkspaceActivated(
123	int32										workspace,
124	bool										active) {
125
126	// don't confuse the user
127	if(!IsHidden())
128		Hide();
129
130	_inherited::WorkspaceActivated(workspace, active);
131}
132
133// -------------------------------------------------------- //
134// implementation
135// -------------------------------------------------------- //
136
137void TipWindow::_createTipView() {
138	if(m_tipView)
139		_destroyTipView();
140	m_tipView = createTipView();
141	ASSERT(m_tipView);
142
143	AddChild(m_tipView);
144
145	if(m_text.Length())
146		m_tipView->setText(m_text.String());
147	else
148		m_tipView->setText("(no info)");
149}
150
151void TipWindow::_destroyTipView() {
152	if(!m_tipView)
153		return;
154	RemoveChild(m_tipView);
155	delete m_tipView;
156	m_tipView = 0;
157}
158
159// END -- TipWindow.cpp --
160