1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/*
* Copyright (c) 2012, 2013, Joel Bodenmann aka Tectu <joel@unormal.org>
* Copyright (c) 2012, 2013, Andrew Hannam aka inmarket
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gfx.h"
static GListener gl;
static GHandle ghButton1;
static void createWidgets(void) {
GWidgetInit wi;
// Apply some default values for GWIN
gwinWidgetClearInit(&wi);
wi.g.show = gTrue;
// Apply the button parameters
wi.g.width = 100;
wi.g.height = 30;
wi.g.y = 10;
wi.g.x = 10;
wi.text = "Push Button";
// Create the actual button
ghButton1 = gwinButtonCreate(0, &wi);
}
int main(void) {
GEvent* pe;
static const gOrientation orients[] = { gOrientation0, gOrientation90, gOrientation180, gOrientation270 };
unsigned which;
// Initialize the display
gfxInit();
// We are currently at gOrientation0
which = 0;
gdispSetOrientation(orients[which]);
// Set the widget defaults
gwinSetDefaultFont(gdispOpenFont("UI2"));
gwinSetDefaultStyle(&WhiteWidgetStyle, gFalse);
gdispClear(GFX_WHITE);
// create the widget
createWidgets();
// We want to listen for widget events
geventListenerInit(&gl);
gwinAttachListener(&gl);
while(1) {
// Get an Event
pe = geventEventWait(&gl, TIME_INFINITE);
switch(pe->type) {
case GEVENT_GWIN_BUTTON:
if (((GEventGWinButton*)pe)->gwin == ghButton1) {
// Our button has been pressed
if (++which >= sizeof(orients)/sizeof(orients[0]))
which = 0;
// Setting the orientation during run-time is a bit naughty particularly with
// GWIN windows. In this case however we know that the button is in the top-left
// corner which should translate safely into any orientation.
gdispSetOrientation(orients[which]);
gdispClear(GFX_WHITE);
gwinRedrawDisplay(GDISP, gFalse);
}
break;
default:
break;
}
}
return 0;
}
|
