1/*
2Open Tracker License
3
4Terms and Conditions
5
6Copyright (c) 1991-2000, Be Incorporated. All rights reserved.
7
8Permission is hereby granted, free of charge, to any person obtaining a copy of
9this software and associated documentation files (the "Software"), to deal in
10the Software without restriction, including without limitation the rights to
11use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12of the Software, and to permit persons to whom the Software is furnished to do
13so, subject to the following conditions:
14
15The above copyright notice and this permission notice applies to all licensees
16and shall be included in all copies or substantial portions of the Software.
17
18THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY,
20FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION
23WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24
25Except as contained in this notice, the name of Be Incorporated shall not be
26used in advertising or otherwise to promote the sale, use or other dealings in
27this Software without prior written authorization from Be Incorporated.
28
29Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered
30trademarks of Be Incorporated in the United States and other countries. Other
31brand product names are registered trademarks or trademarks of their respective
32holders.
33All rights reserved.
34*/
35
36
37#include "BarMenuTitle.h"
38
39#include <Bitmap.h>
40#include <ControlLook.h>
41#include <Debug.h>
42#include <Region.h>
43
44#include "BarApp.h"
45#include "BarView.h"
46#include "BarWindow.h"
47#include "DeskbarMenu.h"
48
49
50TBarMenuTitle::TBarMenuTitle(float width, float height, const BBitmap* icon,
51	BMenu* menu, TBarView* barView)
52	:
53	BMenuItem(menu, new BMessage(B_REFS_RECEIVED)),
54	fWidth(width),
55	fHeight(height),
56	fIcon(icon),
57	fMenu(menu),
58	fBarView(barView),
59	fInitStatus(B_NO_INIT)
60{
61	if (fIcon == NULL || fMenu == NULL || fBarView == NULL)
62		fInitStatus = B_BAD_VALUE;
63	else
64		fInitStatus = B_OK;
65}
66
67
68TBarMenuTitle::~TBarMenuTitle()
69{
70}
71
72
73void
74TBarMenuTitle::SetContentSize(float width, float height)
75{
76	fWidth = width;
77	fHeight = height;
78}
79
80
81void
82TBarMenuTitle::GetContentSize(float* width, float* height)
83{
84	*width = fWidth;
85	*height = fHeight;
86}
87
88
89void
90TBarMenuTitle::Draw()
91{
92	BMenu* menu = Menu();
93	if (fInitStatus != B_OK || menu == NULL)
94		return;
95
96	BRect frame(Frame());
97	rgb_color base = ui_color(B_MENU_BACKGROUND_COLOR);
98
99	menu->PushState();
100
101	BRect windowBounds = menu->Window()->Bounds();
102	if (frame.right > windowBounds.right)
103		frame.right = windowBounds.right;
104
105	// fill in background
106	if (IsSelected()) {
107		be_control_look->DrawMenuItemBackground(menu, frame, frame, base,
108			BControlLook::B_ACTIVATED);
109	} else
110		be_control_look->DrawButtonBackground(menu, frame, frame, base);
111
112	menu->MovePenTo(ContentLocation());
113	DrawContent();
114
115	menu->PopState();
116}
117
118
119void
120TBarMenuTitle::DrawContent()
121{
122	if (fInitStatus != B_OK)
123		return;
124
125	BMenu* menu = Menu();
126	if (menu == NULL)
127		return;
128
129	menu->SetDrawingMode(B_OP_ALPHA);
130
131	const BRect frame(Frame());
132	BRect iconRect(fIcon->Bounds().OffsetToCopy(frame.LeftTop()));
133
134	float widthOffset = rintf((frame.Width() - iconRect.Width()) / 2);
135	float heightOffset = rintf((frame.Height() - iconRect.Height()) / 2);
136
137	// cut-off the leaf
138	bool isLeafMenu = dynamic_cast<TDeskbarMenu*>(fMenu) != NULL;
139	if (isLeafMenu)
140		iconRect.OffsetBy(widthOffset, frame.Height() - iconRect.Height() + 2);
141	else
142		iconRect.OffsetBy(widthOffset, heightOffset);
143
144	// clip to menu item frame
145	if (iconRect.Width() > frame.Width()) {
146		float diff = iconRect.Width() - frame.Width();
147		BRect mask(iconRect.InsetByCopy(floorf(diff / 2), 0));
148		BRegion clipping(mask);
149		menu->ConstrainClippingRegion(&clipping);
150	}
151
152	menu->DrawBitmapAsync(fIcon, iconRect);
153	menu->ConstrainClippingRegion(NULL);
154}
155
156
157status_t
158TBarMenuTitle::Invoke(BMessage* message)
159{
160	if (fInitStatus != B_OK || fBarView == NULL)
161		return fInitStatus;
162
163	BLooper* looper = fBarView->Looper();
164	if (looper->Lock()) {
165		// tell barview to add the refs to the deskbar menu
166		fBarView->HandleDeskbarMenu(NULL);
167		looper->Unlock();
168	}
169
170	return BMenuItem::Invoke(message);
171}
172