3 * Widget for testing double-clicks
7 #include <WINGs/WINGsP.h>
11 typedef struct W_DoubleTest
{
21 /* some forward declarations */
23 static void destroyDoubleTest(_DoubleTest
* dPtr
);
24 static void paintDoubleTest(_DoubleTest
* dPtr
);
26 static void handleEvents(XEvent
* event
, void *data
);
27 static void handleActionEvents(XEvent
* event
, void *data
);
29 /* our widget class ID */
30 static W_Class DoubleTestClass
= 0;
33 * Initializer for our widget. Must be called before creating any
34 * instances of the widget.
36 W_Class
InitDoubleTest(void)
38 /* register our widget with WINGs and get our widget class ID */
39 if (!DoubleTestClass
) {
40 DoubleTestClass
= W_RegisterUserWidget();
43 return DoubleTestClass
;
47 * Our widget fabrication plant.
49 DoubleTest
*CreateDoubleTest(WMWidget
* parent
, const char *text
)
56 /* allocate some storage for our new widget instance */
57 dPtr
= wmalloc(sizeof(DoubleTest
));
59 /* set the class ID */
60 dPtr
->widgetClass
= DoubleTestClass
;
62 dPtr
->view
= W_CreateView(W_VIEW(parent
));
68 dPtr
->view
->self
= dPtr
;
70 dPtr
->text
= wstrdup(text
);
72 WMCreateEventHandler(dPtr
->view
, ExposureMask
/* this allows us to know when we should paint */
73 | StructureNotifyMask
, /* this allows us to know things like when we are destroyed */
76 WMCreateEventHandler(dPtr
->view
, ButtonPressMask
, handleActionEvents
, dPtr
);
81 static void paintDoubleTest(_DoubleTest
* dPtr
)
83 W_Screen
*scr
= dPtr
->view
->screen
;
86 XFillRectangle(scr
->display
, dPtr
->view
->window
, WMColorGC(scr
->white
),
87 0, 0, dPtr
->view
->size
.width
, dPtr
->view
->size
.height
);
89 XClearWindow(scr
->display
, dPtr
->view
->window
);
92 W_DrawRelief(scr
, dPtr
->view
->window
, 0, 0, dPtr
->view
->size
.width
,
93 dPtr
->view
->size
.height
, dPtr
->on
? WRSunken
: WRRaised
);
97 y
= (dPtr
->view
->size
.height
- scr
->normalFont
->height
) / 2;
98 W_PaintText(dPtr
->view
, dPtr
->view
->window
, scr
->normalFont
,
99 dPtr
->on
, dPtr
->on
+ y
, dPtr
->view
->size
.width
, WACenter
,
100 scr
->black
, False
, dPtr
->text
, strlen(dPtr
->text
));
104 static void handleEvents(XEvent
* event
, void *data
)
106 _DoubleTest
*dPtr
= (_DoubleTest
*) data
;
108 switch (event
->type
) {
110 if (event
->xexpose
.count
!= 0)
112 paintDoubleTest(dPtr
);
116 destroyDoubleTest(dPtr
);
122 static void deactivate(void *data
)
124 _DoubleTest
*dPtr
= (_DoubleTest
*) data
;
128 paintDoubleTest(dPtr
);
133 static void handleActionEvents(XEvent
* event
, void *data
)
135 _DoubleTest
*dPtr
= (_DoubleTest
*) data
;
137 switch (event
->type
) {
139 if (WMIsDoubleClick(event
)) {
141 WMDeleteTimerHandler(dPtr
->timer
);
143 dPtr
->on
= !dPtr
->on
;
145 paintDoubleTest(dPtr
);
147 dPtr
->timer
= WMAddTimerHandler(WINGsConfiguration
.doubleClickDelay
, deactivate
, dPtr
);
149 paintDoubleTest(dPtr
);
155 static void destroyDoubleTest(_DoubleTest
* dPtr
)
158 WMDeleteTimerHandler(dPtr
->timer
);