1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
4 # include "../config.h"
5 #endif // HAVE_CONFIG_H
10 #include "screeninfo.hh"
17 OtkWidget::OtkWidget(OtkWidget
*parent
, Direction direction
)
19 _dirty(false), _focused(false),
20 _parent(parent
), _style(parent
->getStyle()), _direction(direction
),
21 _cursor(parent
->getCursor()), _bevel_width(parent
->getBevelWidth()),
23 _visible(false), _grabbed_mouse(false),
24 _grabbed_keyboard(false), _stretchable_vert(false),
25 _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
26 _bcolor(0), _bwidth(0), _screen(parent
->getScreen()), _fixed_width(false),
27 _fixed_height(false), _event_dispatcher(parent
->getEventDispatcher())
30 parent
->addChild(this);
32 _event_dispatcher
->registerHandler(_window
, this);
33 setStyle(_style
); // let the widget initialize stuff
36 OtkWidget::OtkWidget(OtkEventDispatcher
*event_dispatcher
, Style
*style
,
37 Direction direction
, Cursor cursor
, int bevel_width
)
39 _dirty(false),_focused(false),
40 _parent(0), _style(style
), _direction(direction
), _cursor(cursor
),
41 _bevel_width(bevel_width
), _ignore_config(0), _visible(false),
42 _grabbed_mouse(false), _grabbed_keyboard(false),
43 _stretchable_vert(false), _stretchable_horz(false), _texture(0),
44 _bg_pixmap(0), _bg_pixel(0), _bcolor(0), _bwidth(0),
45 _screen(style
->getScreen()), _fixed_width(false), _fixed_height(false),
46 _event_dispatcher(event_dispatcher
)
48 assert(event_dispatcher
);
51 _event_dispatcher
->registerHandler(_window
, this);
52 setStyle(_style
); // let the widget initialize stuff
55 OtkWidget::~OtkWidget()
60 _event_dispatcher
->clearHandler(_window
);
62 std::for_each(_children
.begin(), _children
.end(), PointerAssassin());
65 _parent
->removeChild(this);
67 XDestroyWindow(otk::OBDisplay::display
, _window
);
70 void OtkWidget::create(void)
72 const ScreenInfo
*scr_info
= otk::OBDisplay::screenInfo(_screen
);
73 Window p_window
= _parent
? _parent
->getWindow() : scr_info
->getRootWindow();
75 _rect
.setRect(0, 0, 1, 1); // just some initial values
77 XSetWindowAttributes attrib_create
;
78 unsigned long create_mask
= CWBackPixmap
| CWBorderPixel
| CWEventMask
;
80 attrib_create
.background_pixmap
= None
;
81 attrib_create
.colormap
= scr_info
->getColormap();
82 attrib_create
.event_mask
= ButtonPressMask
| ButtonReleaseMask
|
83 ButtonMotionMask
| ExposureMask
| StructureNotifyMask
;
86 create_mask
|= CWCursor
;
87 attrib_create
.cursor
= _cursor
;
90 _window
= XCreateWindow(otk::OBDisplay::display
, p_window
, _rect
.x(),
91 _rect
.y(), _rect
.width(), _rect
.height(), 0,
92 scr_info
->getDepth(), InputOutput
,
93 scr_info
->getVisual(), create_mask
, &attrib_create
);
97 void OtkWidget::setWidth(int w
)
101 setGeometry(_rect
.x(), _rect
.y(), w
, _rect
.height());
104 void OtkWidget::setHeight(int h
)
107 _fixed_height
= true;
108 setGeometry(_rect
.x(), _rect
.y(), _rect
.width(), h
);
111 void OtkWidget::move(const Point
&to
)
113 move(to
.x(), to
.y());
116 void OtkWidget::move(int x
, int y
)
119 XMoveWindow(otk::OBDisplay::display
, _window
, x
, y
);
123 void OtkWidget::resize(const Point
&to
)
125 resize(to
.x(), to
.y());
128 void OtkWidget::resize(int w
, int h
)
130 assert(w
> 0 && h
> 0);
131 _fixed_width
= _fixed_height
= true;
132 setGeometry(_rect
.x(), _rect
.y(), w
, h
);
135 void OtkWidget::setGeometry(const Rect
&new_geom
)
137 setGeometry(new_geom
.x(), new_geom
.y(), new_geom
.width(), new_geom
.height());
140 void OtkWidget::setGeometry(const Point
&topleft
, int width
, int height
)
142 setGeometry(topleft
.x(), topleft
.y(), width
, height
);
145 void OtkWidget::setGeometry(int x
, int y
, int width
, int height
)
147 _rect
= Rect(x
, y
, width
, height
);
150 XMoveResizeWindow(otk::OBDisplay::display
, _window
, x
, y
, width
, height
);
154 void OtkWidget::show(bool recursive
)
159 // make sure the internal state isn't mangled
164 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
165 for (; it
!= end
; ++it
)
169 XMapWindow(otk::OBDisplay::display
, _window
);
173 void OtkWidget::hide(bool recursive
)
179 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
180 for (; it
!= end
; ++it
)
184 XUnmapWindow(otk::OBDisplay::display
, _window
);
188 void OtkWidget::focus(void)
193 XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
198 OtkWidget::OtkWidgetList::iterator it
= _children
.begin(),
199 end
= _children
.end();
200 for (; it
!= end
; ++it
)
204 void OtkWidget::unfocus(void)
208 OtkWidget::OtkWidgetList::iterator it
= _children
.begin(),
209 end
= _children
.end();
210 for (; it
!= end
; ++it
)
214 bool OtkWidget::grabMouse(void)
216 Status ret
= XGrabPointer(otk::OBDisplay::display
, _window
, True
,
217 (ButtonPressMask
| ButtonReleaseMask
|
218 ButtonMotionMask
| EnterWindowMask
|
219 LeaveWindowMask
| PointerMotionMask
),
220 GrabModeSync
, GrabModeAsync
, None
, None
,
222 _grabbed_mouse
= (ret
== GrabSuccess
);
223 return _grabbed_mouse
;
226 void OtkWidget::ungrabMouse(void)
228 if (! _grabbed_mouse
)
231 XUngrabPointer(otk::OBDisplay::display
, CurrentTime
);
232 _grabbed_mouse
= false;
235 bool OtkWidget::grabKeyboard(void)
237 Status ret
= XGrabKeyboard(otk::OBDisplay::display
, _window
, True
,
238 GrabModeSync
, GrabModeAsync
, CurrentTime
);
239 _grabbed_keyboard
= (ret
== GrabSuccess
);
240 return _grabbed_keyboard
;
244 void OtkWidget::ungrabKeyboard(void)
246 if (! _grabbed_keyboard
)
249 XUngrabKeyboard(otk::OBDisplay::display
, CurrentTime
);
250 _grabbed_keyboard
= false;
253 void OtkWidget::render(void)
255 if (!_texture
) return;
257 _bg_pixmap
= _texture
->render(_rect
.width(), _rect
.height(), _bg_pixmap
);
260 XSetWindowBackgroundPixmap(otk::OBDisplay::display
, _window
, _bg_pixmap
);
262 unsigned int pix
= _texture
->color().pixel();
263 if (pix
!= _bg_pixel
) {
265 XSetWindowBackground(otk::OBDisplay::display
, _window
, pix
);
270 void OtkWidget::adjust(void)
272 if (_direction
== Horizontal
)
278 void OtkWidget::adjustHorz(void)
280 if (_children
.size() == 0)
284 OtkWidgetList::iterator it
, end
= _children
.end();
287 int width
= _bevel_width
;
288 OtkWidgetList stretchable
;
290 for (it
= _children
.begin(); it
!= end
; ++it
) {
292 if (tmp
->isStretchableVert())
293 tmp
->setHeight(_rect
.height() > _bevel_width
* 2 ?
294 _rect
.height() - _bevel_width
* 2 : _bevel_width
);
295 if (tmp
->isStretchableHorz())
296 stretchable
.push_back(tmp
);
298 width
+= tmp
->_rect
.width() + _bevel_width
;
300 if (tmp
->_rect
.height() > tallest
)
301 tallest
= tmp
->_rect
.height();
304 if (stretchable
.size() > 0) {
305 OtkWidgetList::iterator str_it
= stretchable
.begin(),
306 str_end
= stretchable
.end();
308 int str_width
= _rect
.width() - width
/ stretchable
.size();
310 for (; str_it
!= str_end
; ++str_it
)
311 (*str_it
)->setWidth(str_width
> _bevel_width
? str_width
- _bevel_width
315 OtkWidget
*prev_widget
= 0;
317 for (it
= _children
.begin(); it
!= end
; ++it
) {
322 x
= prev_widget
->_rect
.x() + prev_widget
->_rect
.width() + _bevel_width
;
324 x
= _rect
.x() + _bevel_width
;
325 y
= (tallest
- tmp
->_rect
.height()) / 2 + _bevel_width
;
332 internalResize(width
, tallest
+ _bevel_width
* 2);
335 void OtkWidget::adjustVert(void)
337 if (_children
.size() == 0)
341 OtkWidgetList::iterator it
, end
= _children
.end();
344 int height
= _bevel_width
;
345 OtkWidgetList stretchable
;
347 for (it
= _children
.begin(); it
!= end
; ++it
) {
349 if (tmp
->isStretchableHorz())
350 tmp
->setWidth(_rect
.width() > _bevel_width
* 2 ?
351 _rect
.width() - _bevel_width
* 2 : _bevel_width
);
352 if (tmp
->isStretchableVert())
353 stretchable
.push_back(tmp
);
355 height
+= tmp
->_rect
.height() + _bevel_width
;
357 if (tmp
->_rect
.width() > widest
)
358 widest
= tmp
->_rect
.width();
361 if (stretchable
.size() > 0) {
362 OtkWidgetList::iterator str_it
= stretchable
.begin(),
363 str_end
= stretchable
.end();
365 int str_height
= _rect
.height() - height
/ stretchable
.size();
367 for (; str_it
!= str_end
; ++str_it
)
368 (*str_it
)->setHeight(str_height
> _bevel_width
?
369 str_height
- _bevel_width
: _bevel_width
);
372 OtkWidget
*prev_widget
= 0;
374 for (it
= _children
.begin(); it
!= end
; ++it
) {
379 y
= prev_widget
->_rect
.y() + prev_widget
->_rect
.height() + _bevel_width
;
381 y
= _rect
.y() + _bevel_width
;
382 x
= (widest
- tmp
->_rect
.width()) / 2 + _bevel_width
;
389 internalResize(widest
+ _bevel_width
* 2, height
);
392 void OtkWidget::update(void)
398 XClearWindow(OBDisplay::display
, _window
);
401 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
402 for (; it
!= end
; ++it
)
408 void OtkWidget::internalResize(int w
, int h
)
410 assert(w
> 0 && h
> 0);
412 if (! _fixed_width
&& ! _fixed_height
)
414 else if (! _fixed_width
)
415 resize(w
, _rect
.height());
416 else if (! _fixed_height
)
417 resize(_rect
.width(), h
);
420 void OtkWidget::addChild(OtkWidget
*child
, bool front
)
424 _children
.push_front(child
);
426 _children
.push_back(child
);
429 void OtkWidget::removeChild(OtkWidget
*child
)
432 OtkWidgetList::iterator it
, end
= _children
.end();
433 for (it
= _children
.begin(); it
!= end
; ++it
) {
438 if (it
!= _children
.end())
442 void OtkWidget::setStyle(Style
*style
)
448 // reset textures/colors
457 OtkWidgetList::iterator it
, end
= _children
.end();
458 for (it
= _children
.begin(); it
!= end
; ++it
)
459 (*it
)->setStyle(style
);
463 void OtkWidget::setEventDispatcher(OtkEventDispatcher
*disp
)
465 if (_event_dispatcher
)
466 _event_dispatcher
->clearHandler(_window
);
467 _event_dispatcher
= disp
;
468 _event_dispatcher
->registerHandler(_window
, this);
471 void OtkWidget::exposeHandler(const XExposeEvent
&e
)
473 OtkEventHandler::exposeHandler(e
);
478 void OtkWidget::configureHandler(const XConfigureEvent
&e
)
480 OtkEventHandler::configureHandler(e
);
481 if (_ignore_config
) {
484 if (!(e
.width
== _rect
.width() && e
.height
== _rect
.height())) {
486 _rect
.setSize(e
.width
, e
.height
);