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
)
20 _parent(parent
), _style(parent
->getStyle()), _direction(direction
),
21 _cursor(parent
->getCursor()), _bevel_width(parent
->getBevelWidth()),
23 _visible(false), _focused(false), _grabbed_mouse(false),
24 _grabbed_keyboard(false), _stretchable_vert(false),
25 _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
26 _screen(parent
->getScreen()), _fixed_width(false), _fixed_height(false),
27 _event_dispatcher(parent
->getEventDispatcher()), _application(0)
30 parent
->addChild(this);
32 _event_dispatcher
->registerHandler(_window
, this);
35 OtkWidget::OtkWidget(OtkEventDispatcher
*event_dispatcher
, Style
*style
,
36 Direction direction
, Cursor cursor
, int bevel_width
)
39 _parent(0), _style(style
), _direction(direction
), _cursor(cursor
),
40 _bevel_width(bevel_width
), _ignore_config(0), _visible(false),
41 _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
42 _stretchable_vert(false), _stretchable_horz(false), _texture(0),
43 _bg_pixmap(0), _bg_pixel(0), _screen(style
->getScreen()),
44 _fixed_width(false), _fixed_height(false),
45 _event_dispatcher(event_dispatcher
), _application(0)
47 assert(event_dispatcher
);
50 _event_dispatcher
->registerHandler(_window
, this);
53 OtkWidget::~OtkWidget()
58 _event_dispatcher
->clearHandler(_window
);
60 std::for_each(_children
.begin(), _children
.end(), PointerAssassin());
63 _parent
->removeChild(this);
65 XDestroyWindow(otk::OBDisplay::display
, _window
);
68 void OtkWidget::create(void)
70 const ScreenInfo
*scr_info
= otk::OBDisplay::screenInfo(_screen
);
71 Window p_window
= _parent
? _parent
->getWindow() : scr_info
->getRootWindow();
73 _rect
.setRect(0, 0, 1, 1); // just some initial values
75 XSetWindowAttributes attrib_create
;
76 unsigned long create_mask
= CWBackPixmap
| CWBorderPixel
| CWEventMask
;
78 attrib_create
.background_pixmap
= None
;
79 attrib_create
.colormap
= scr_info
->getColormap();
80 attrib_create
.event_mask
= ButtonPressMask
| ButtonReleaseMask
|
81 ButtonMotionMask
| ExposureMask
| StructureNotifyMask
;
84 create_mask
|= CWCursor
;
85 attrib_create
.cursor
= _cursor
;
88 _window
= XCreateWindow(otk::OBDisplay::display
, p_window
, _rect
.x(),
89 _rect
.y(), _rect
.width(), _rect
.height(), 0,
90 scr_info
->getDepth(), InputOutput
,
91 scr_info
->getVisual(), create_mask
, &attrib_create
);
95 void OtkWidget::setWidth(int w
)
99 setGeometry(_rect
.x(), _rect
.y(), w
, _rect
.height());
102 void OtkWidget::setHeight(int h
)
105 _fixed_height
= true;
106 setGeometry(_rect
.x(), _rect
.y(), _rect
.width(), h
);
109 void OtkWidget::move(const Point
&to
)
111 move(to
.x(), to
.y());
114 void OtkWidget::move(int x
, int y
)
117 XMoveWindow(otk::OBDisplay::display
, _window
, x
, y
);
121 void OtkWidget::resize(const Point
&to
)
123 resize(to
.x(), to
.y());
126 void OtkWidget::resize(int w
, int h
)
128 assert(w
> 0 && h
> 0);
129 _fixed_width
= _fixed_height
= true;
130 setGeometry(_rect
.x(), _rect
.y(), w
, h
);
133 void OtkWidget::setGeometry(const Rect
&new_geom
)
135 setGeometry(new_geom
.x(), new_geom
.y(), new_geom
.width(), new_geom
.height());
138 void OtkWidget::setGeometry(const Point
&topleft
, int width
, int height
)
140 setGeometry(topleft
.x(), topleft
.y(), width
, height
);
143 void OtkWidget::setGeometry(int x
, int y
, int width
, int height
)
145 _rect
= Rect(x
, y
, width
, height
);
148 XMoveResizeWindow(otk::OBDisplay::display
, _window
, x
, y
, width
, height
);
152 void OtkWidget::show(bool recursive
)
157 // make sure the internal state isn't mangled
162 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
163 for (; it
!= end
; ++it
)
167 XMapWindow(otk::OBDisplay::display
, _window
);
171 void OtkWidget::hide(bool recursive
)
177 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
178 for (; it
!= end
; ++it
)
182 XUnmapWindow(otk::OBDisplay::display
, _window
);
186 void OtkWidget::focus(void)
191 XSetInputFocus(otk::OBDisplay::display
, _window
, RevertToPointerRoot
,
195 bool OtkWidget::grabMouse(void)
197 Status ret
= XGrabPointer(otk::OBDisplay::display
, _window
, True
,
198 (ButtonPressMask
| ButtonReleaseMask
|
199 ButtonMotionMask
| EnterWindowMask
|
200 LeaveWindowMask
| PointerMotionMask
),
201 GrabModeSync
, GrabModeAsync
, None
, None
,
203 _grabbed_mouse
= (ret
== GrabSuccess
);
204 return _grabbed_mouse
;
207 void OtkWidget::ungrabMouse(void)
209 if (! _grabbed_mouse
)
212 XUngrabPointer(otk::OBDisplay::display
, CurrentTime
);
213 _grabbed_mouse
= false;
216 bool OtkWidget::grabKeyboard(void)
218 Status ret
= XGrabKeyboard(otk::OBDisplay::display
, _window
, True
,
219 GrabModeSync
, GrabModeAsync
, CurrentTime
);
220 _grabbed_keyboard
= (ret
== GrabSuccess
);
221 return _grabbed_keyboard
;
225 void OtkWidget::ungrabKeyboard(void)
227 if (! _grabbed_keyboard
)
230 XUngrabKeyboard(otk::OBDisplay::display
, CurrentTime
);
231 _grabbed_keyboard
= false;
234 void OtkWidget::render(void)
236 if (!_texture
) return;
238 _bg_pixmap
= _texture
->render(_rect
.width(), _rect
.height(), _bg_pixmap
);
241 XSetWindowBackgroundPixmap(otk::OBDisplay::display
, _window
, _bg_pixmap
);
243 unsigned int pix
= _texture
->color().pixel();
244 if (pix
!= _bg_pixel
) {
246 XSetWindowBackground(otk::OBDisplay::display
, _window
, pix
);
251 void OtkWidget::adjust(void)
253 if (_direction
== Horizontal
)
259 void OtkWidget::adjustHorz(void)
261 if (_children
.size() == 0)
265 OtkWidgetList::iterator it
, end
= _children
.end();
268 int width
= _bevel_width
;
269 OtkWidgetList stretchable
;
271 for (it
= _children
.begin(); it
!= end
; ++it
) {
273 if (tmp
->isStretchableVert())
274 tmp
->setHeight(_rect
.height() > _bevel_width
* 2 ?
275 _rect
.height() - _bevel_width
* 2 : _bevel_width
);
276 if (tmp
->isStretchableHorz())
277 stretchable
.push_back(tmp
);
279 width
+= tmp
->_rect
.width() + _bevel_width
;
281 if (tmp
->_rect
.height() > tallest
)
282 tallest
= tmp
->_rect
.height();
285 if (stretchable
.size() > 0) {
286 OtkWidgetList::iterator str_it
= stretchable
.begin(),
287 str_end
= stretchable
.end();
289 int str_width
= _rect
.width() - width
/ stretchable
.size();
291 for (; str_it
!= str_end
; ++str_it
)
292 (*str_it
)->setWidth(str_width
> _bevel_width
? str_width
- _bevel_width
296 OtkWidget
*prev_widget
= 0;
298 for (it
= _children
.begin(); it
!= end
; ++it
) {
303 x
= prev_widget
->_rect
.x() + prev_widget
->_rect
.width() + _bevel_width
;
305 x
= _rect
.x() + _bevel_width
;
306 y
= (tallest
- tmp
->_rect
.height()) / 2 + _bevel_width
;
313 internalResize(width
, tallest
+ _bevel_width
* 2);
316 void OtkWidget::adjustVert(void)
318 if (_children
.size() == 0)
322 OtkWidgetList::iterator it
, end
= _children
.end();
325 int height
= _bevel_width
;
326 OtkWidgetList stretchable
;
328 for (it
= _children
.begin(); it
!= end
; ++it
) {
330 if (tmp
->isStretchableHorz())
331 tmp
->setWidth(_rect
.width() > _bevel_width
* 2 ?
332 _rect
.width() - _bevel_width
* 2 : _bevel_width
);
333 if (tmp
->isStretchableVert())
334 stretchable
.push_back(tmp
);
336 height
+= tmp
->_rect
.height() + _bevel_width
;
338 if (tmp
->_rect
.width() > widest
)
339 widest
= tmp
->_rect
.width();
342 if (stretchable
.size() > 0) {
343 OtkWidgetList::iterator str_it
= stretchable
.begin(),
344 str_end
= stretchable
.end();
346 int str_height
= _rect
.height() - height
/ stretchable
.size();
348 for (; str_it
!= str_end
; ++str_it
)
349 (*str_it
)->setHeight(str_height
> _bevel_width
?
350 str_height
- _bevel_width
: _bevel_width
);
353 OtkWidget
*prev_widget
= 0;
355 for (it
= _children
.begin(); it
!= end
; ++it
) {
360 y
= prev_widget
->_rect
.y() + prev_widget
->_rect
.height() + _bevel_width
;
362 y
= _rect
.y() + _bevel_width
;
363 x
= (widest
- tmp
->_rect
.width()) / 2 + _bevel_width
;
370 internalResize(widest
+ _bevel_width
* 2, height
);
373 void OtkWidget::update(void)
379 XClearWindow(OBDisplay::display
, _window
);
382 OtkWidgetList::iterator it
= _children
.begin(), end
= _children
.end();
383 for (; it
!= end
; ++it
)
389 void OtkWidget::internalResize(int w
, int h
)
391 assert(w
> 0 && h
> 0);
393 if (! _fixed_width
&& ! _fixed_height
)
395 else if (! _fixed_width
)
396 resize(w
, _rect
.height());
397 else if (! _fixed_height
)
398 resize(_rect
.width(), h
);
401 void OtkWidget::addChild(OtkWidget
*child
, bool front
)
405 _children
.push_front(child
);
407 _children
.push_back(child
);
410 void OtkWidget::removeChild(OtkWidget
*child
)
413 OtkWidgetList::iterator it
, end
= _children
.end();
414 for (it
= _children
.begin(); it
!= end
; ++it
) {
419 if (it
!= _children
.end())
423 void OtkWidget::setStyle(Style
*style
)
428 OtkWidgetList::iterator it
, end
= _children
.end();
429 for (it
= _children
.begin(); it
!= end
; ++it
)
430 (*it
)->setStyle(style
);
434 void OtkWidget::setEventDispatcher(OtkEventDispatcher
*disp
)
436 if (_event_dispatcher
)
437 _event_dispatcher
->clearHandler(_window
);
438 _event_dispatcher
= disp
;
439 _event_dispatcher
->registerHandler(_window
, this);
442 void OtkWidget::exposeHandler(const XExposeEvent
&e
)
444 OtkEventHandler::exposeHandler(e
);
449 void OtkWidget::configureHandler(const XConfigureEvent
&e
)
451 OtkEventHandler::configureHandler(e
);
452 if (_ignore_config
) {
455 if (!(e
.width
== _rect
.width() && e
.height
== _rect
.height())) {
457 _rect
.setSize(e
.width
, e
.height
);