xref: /haiku/src/apps/deskcalc/CalcWindow.cpp (revision fc7456e9b1ec38c941134ed6d01c438cf289381e)
1 /*
2  * Copyright 2006-2012 Haiku, Inc. All Rights Reserved.
3  * Copyright 1997, 1998 R3 Software Ltd. All Rights Reserved.
4  * Distributed under the terms of the MIT License.
5  *
6  * Authors:
7  *		Stephan Aßmus, superstippi@gmx.de
8  *		John Scipione, jscipione@gmail.com
9  *		Timothy Wayper, timmy@wunderbear.com
10  */
11 
12 
13 #include "CalcWindow.h"
14 
15 #include <stdlib.h>
16 #include <stdio.h>
17 #include <assert.h>
18 
19 #include <Application.h>
20 #include <Catalog.h>
21 #include <Dragger.h>
22 #include <Screen.h>
23 
24 #include "CalcApplication.h"
25 #include "CalcOptions.h"
26 #include "CalcView.h"
27 
28 
29 #undef B_TRANSLATION_CONTEXT
30 #define B_TRANSLATION_CONTEXT "Window"
31 
32 
33 CalcWindow::CalcWindow(BRect frame, BMessage* settings)
34 	:
35 	BWindow(frame, kAppName, B_TITLED_WINDOW, B_ASYNCHRONOUS_CONTROLS
36 		| B_NOT_ANCHORED_ON_ACTIVATE)
37 {
38 	// create calculator view with calculator description and
39 	// desktop background color
40 	BScreen screen(this);
41 	rgb_color baseColor = screen.DesktopColor();
42 
43 	// Size Limits are defined in CalcView.h
44 	SetSizeLimits(kMinimumWidthBasic, kMaximumWidthBasic,
45 		kMinimumHeightBasic, kMaximumHeightBasic);
46 
47 	frame.OffsetTo(B_ORIGIN);
48 	fCalcView = new CalcView(Frame(), baseColor, settings);
49 
50 	// create replicant dragger
51 	BRect replicantFrame(frame);
52 	replicantFrame.top = replicantFrame.bottom - 7.0f;
53 	replicantFrame.left = replicantFrame.right - 7.0f;
54 	BDragger* dragger = new BDragger(replicantFrame, fCalcView,
55 		B_FOLLOW_RIGHT | B_FOLLOW_BOTTOM);
56 
57 	// attach views
58 	AddChild(fCalcView);
59 	fCalcView->AddChild(dragger);
60 
61 	BRect rect;
62 	if (settings->FindRect("window frame", &rect) == B_OK) {
63 		SetFrame(rect);
64 		MoveOnScreen(B_MOVE_IF_PARTIALLY_OFFSCREEN);
65 	} else
66 		SetFrame(frame, true);
67 
68 	// Add shortcut keys to menu options
69 	AddShortcut('0', B_COMMAND_KEY,
70 		new BMessage(MSG_OPTIONS_KEYPAD_MODE_COMPACT));
71 	AddShortcut('1', B_COMMAND_KEY,
72 		new BMessage(MSG_OPTIONS_KEYPAD_MODE_BASIC));
73 	AddShortcut('2', B_COMMAND_KEY,
74 		new BMessage(MSG_OPTIONS_KEYPAD_MODE_SCIENTIFIC));
75 }
76 
77 
78 CalcWindow::~CalcWindow()
79 {
80 }
81 
82 
83 void
84 CalcWindow::MessageReceived(BMessage* message)
85 {
86 	switch (message->what) {
87 		case MSG_OPTIONS_AUTO_NUM_LOCK:
88 			fCalcView->ToggleAutoNumlock();
89 			break;
90 
91 		case MSG_OPTIONS_ANGLE_MODE_RADIAN:
92 			fCalcView->SetDegreeMode(false);
93 			return;
94 
95 		case MSG_OPTIONS_ANGLE_MODE_DEGREE:
96 			fCalcView->SetDegreeMode(true);
97 			return;
98 
99 		case MSG_OPTIONS_KEYPAD_MODE_COMPACT:
100 			fCalcView->SetKeypadMode(KEYPAD_MODE_COMPACT);
101 			break;
102 
103 		case MSG_OPTIONS_KEYPAD_MODE_BASIC:
104 			fCalcView->SetKeypadMode(KEYPAD_MODE_BASIC);
105 			break;
106 
107 		case MSG_OPTIONS_KEYPAD_MODE_SCIENTIFIC:
108 			fCalcView->SetKeypadMode(KEYPAD_MODE_SCIENTIFIC);
109 			break;
110 
111 		default:
112 			BWindow::MessageReceived(message);
113 			break;
114 	}
115 }
116 
117 
118 void
119 CalcWindow::Show()
120 {
121 	// NOTE: done here because the CalcView
122 	// turns on numlock if the options say so...
123 	// so we want to call MakeFocus() after
124 	// the options have been read for sure...
125 	fCalcView->MakeFocus();
126 	BWindow::Show();
127 }
128 
129 
130 bool
131 CalcWindow::QuitRequested()
132 {
133 	be_app->PostMessage(B_QUIT_REQUESTED);
134 	Hide();
135 
136 	// NOTE: don't quit, since the app needs us
137 	// for saving settings yet...
138 	return false;
139 }
140 
141 
142 status_t
143 CalcWindow::SaveSettings(BMessage* archive) const
144 {
145 	status_t ret = archive->AddRect("window frame", Frame());
146 	if (ret < B_OK)
147 		return ret;
148 
149 	return fCalcView->SaveSettings(archive);
150 }
151 
152 
153 void
154 CalcWindow::SetFrame(BRect frame, bool forceCenter)
155 {
156 	// make sure window frame is on screen (center, if not)
157 	BScreen screen(this);
158 	BRect screenFrame = screen.Frame();
159 	if (forceCenter || !screenFrame.Contains(frame)) {
160 		float left = (screenFrame.Width() - frame.Width()) / 2.0;
161 		float top = (screenFrame.Height() - frame.Height()) / 2.0;
162 		left += screenFrame.left;
163 		top += screenFrame.top;
164 		frame.OffsetTo(left, top);
165 	}
166 
167 	MoveTo(frame.left, frame.top);
168 	ResizeTo(frame.Width(), frame.Height());
169 }
170