4 #include "screeninfo.hh"
11 OtkWidget::OtkWidget(OtkWidget *parent, Direction direction)
13 _parent(parent), _style(parent->getStyle()), _direction(direction),
14 _cursor(parent->getCursor()), _bevel_width(parent->getBevelWidth()),
16 _visible(false), _focused(false), _grabbed_mouse(false),
17 _grabbed_keyboard(false), _stretchable_vert(false),
18 _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
19 _screen(parent->getScreen()), _fixed_width(false), _fixed_height(false),
20 _dirty(false), _event_dispatcher(parent->getEventDispatcher())
22 parent->addChild(this);
24 _event_dispatcher->registerHandler(_window, this);
27 OtkWidget::OtkWidget(OtkApplication *app, Direction direction,
28 Cursor cursor, int bevel_width)
30 _parent(0), _style(app->getStyle()), _direction(direction), _cursor(cursor),
31 _bevel_width(bevel_width), _ignore_config(0), _visible(false),
32 _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
33 _stretchable_vert(false), _stretchable_horz(false), _texture(0),
34 _bg_pixmap(0), _bg_pixel(0), _screen(app->getStyle()->getScreen()),
35 _fixed_width(false), _fixed_height(false), _dirty(false),
36 _event_dispatcher(app)
40 _event_dispatcher->registerHandler(_window, this);
43 OtkWidget::OtkWidget(Style *style, Direction direction,
44 Cursor cursor, int bevel_width)
46 _parent(0), _style(style), _direction(direction), _cursor(cursor),
47 _bevel_width(bevel_width), _ignore_config(0), _visible(false),
48 _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
49 _stretchable_vert(false), _stretchable_horz(false), _texture(0),
50 _bg_pixmap(0), _bg_pixel(0), _screen(style->getScreen()),
51 _fixed_width(false), _fixed_height(false), _dirty(false)
57 OtkWidget::~OtkWidget()
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(void)
159 // make sure the internal state isn't mangled
163 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
164 for (; it != end; ++it)
167 XMapWindow(otk::OBDisplay::display, _window);
171 void OtkWidget::hide(void)
176 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
177 for (; it != end; ++it)
180 XUnmapWindow(otk::OBDisplay::display, _window);
184 void OtkWidget::focus(void)
189 XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
193 bool OtkWidget::grabMouse(void)
195 Status ret = XGrabPointer(otk::OBDisplay::display, _window, True,
196 (ButtonPressMask | ButtonReleaseMask |
197 ButtonMotionMask | EnterWindowMask |
198 LeaveWindowMask | PointerMotionMask),
199 GrabModeSync, GrabModeAsync, None, None,
201 _grabbed_mouse = (ret == GrabSuccess);
202 return _grabbed_mouse;
205 void OtkWidget::ungrabMouse(void)
207 if (! _grabbed_mouse)
210 XUngrabPointer(otk::OBDisplay::display, CurrentTime);
211 _grabbed_mouse = false;
214 bool OtkWidget::grabKeyboard(void)
216 Status ret = XGrabKeyboard(otk::OBDisplay::display, _window, True,
217 GrabModeSync, GrabModeAsync, CurrentTime);
218 _grabbed_keyboard = (ret == GrabSuccess);
219 return _grabbed_keyboard;
223 void OtkWidget::ungrabKeyboard(void)
225 if (! _grabbed_keyboard)
228 XUngrabKeyboard(otk::OBDisplay::display, CurrentTime);
229 _grabbed_keyboard = false;
232 void OtkWidget::render(void)
234 _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
237 XSetWindowBackgroundPixmap(otk::OBDisplay::display, _window, _bg_pixmap);
239 unsigned int pix = _texture->color().pixel();
240 if (pix != _bg_pixel) {
242 XSetWindowBackground(otk::OBDisplay::display, _window, pix);
247 void OtkWidget::adjust(void)
249 if (_direction == Horizontal)
255 void OtkWidget::adjustHorz(void)
257 if (_children.size() == 0)
261 OtkWidgetList::iterator it, end = _children.end();
264 int width = _bevel_width;
265 OtkWidgetList stretchable;
267 for (it = _children.begin(); it != end; ++it) {
269 if (tmp->isStretchableVert())
270 tmp->setHeight(_rect.height() > _bevel_width * 2 ?
271 _rect.height() - _bevel_width * 2 : _bevel_width);
272 if (tmp->isStretchableHorz())
273 stretchable.push_back(tmp);
275 width += tmp->_rect.width() + _bevel_width;
277 if (tmp->_rect.height() > tallest)
278 tallest = tmp->_rect.height();
281 if (stretchable.size() > 0) {
282 OtkWidgetList::iterator str_it = stretchable.begin(),
283 str_end = stretchable.end();
285 int str_width = _rect.width() - width / stretchable.size();
287 for (; str_it != str_end; ++str_it)
288 (*str_it)->setWidth(str_width > _bevel_width ? str_width - _bevel_width
292 OtkWidget *prev_widget = 0;
294 for (it = _children.begin(); it != end; ++it) {
299 x = prev_widget->_rect.x() + prev_widget->_rect.width() + _bevel_width;
301 x = _rect.x() + _bevel_width;
302 y = (tallest - tmp->_rect.height()) / 2 + _bevel_width;
309 internalResize(width, tallest + _bevel_width * 2);
312 void OtkWidget::adjustVert(void)
314 if (_children.size() == 0)
318 OtkWidgetList::iterator it, end = _children.end();
321 int height = _bevel_width;
322 OtkWidgetList stretchable;
324 for (it = _children.begin(); it != end; ++it) {
326 if (tmp->isStretchableHorz())
327 tmp->setWidth(_rect.width() > _bevel_width * 2 ?
328 _rect.width() - _bevel_width * 2 : _bevel_width);
329 if (tmp->isStretchableVert())
330 stretchable.push_back(tmp);
332 height += tmp->_rect.height() + _bevel_width;
334 if (tmp->_rect.width() > widest)
335 widest = tmp->_rect.width();
338 if (stretchable.size() > 0) {
339 OtkWidgetList::iterator str_it = stretchable.begin(),
340 str_end = stretchable.end();
342 int str_height = _rect.height() - height / stretchable.size();
344 for (; str_it != str_end; ++str_it)
345 (*str_it)->setHeight(str_height > _bevel_width ?
346 str_height - _bevel_width : _bevel_width);
349 OtkWidget *prev_widget = 0;
351 for (it = _children.begin(); it != end; ++it) {
356 y = prev_widget->_rect.y() + prev_widget->_rect.height() + _bevel_width;
358 y = _rect.y() + _bevel_width;
359 x = (widest - tmp->_rect.width()) / 2 + _bevel_width;
366 internalResize(widest + _bevel_width * 2, height);
369 void OtkWidget::update(void)
374 XClearWindow(OBDisplay::display, _window);
377 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
378 for (; it != end; ++it)
384 void OtkWidget::internalResize(int w, int h)
386 assert(w > 0 && h > 0);
388 if (! _fixed_width && ! _fixed_height)
390 else if (! _fixed_width)
391 resize(w, _rect.height());
392 else if (! _fixed_height)
393 resize(_rect.width(), h);
396 void OtkWidget::addChild(OtkWidget *child, bool front)
400 _children.push_front(child);
402 _children.push_back(child);
405 void OtkWidget::removeChild(OtkWidget *child)
408 OtkWidgetList::iterator it, end = _children.end();
409 for (it = _children.begin(); it != end; ++it) {
414 if (it != _children.end())
418 void OtkWidget::setEventDispatcher(OtkEventDispatcher *disp)
420 if (_event_dispatcher)
421 _event_dispatcher->clearHandler(_window);
422 _event_dispatcher = disp;
423 _event_dispatcher->registerHandler(_window, this);
426 int OtkWidget::exposeHandler(const XExposeEvent &e)
428 OtkEventHandler::exposeHandler(e);
429 if (e.window == _window) {
437 int OtkWidget::configureHandler(const XConfigureEvent &e)
439 OtkEventHandler::configureHandler(e);
440 if (e.window == _window) {
441 if (_ignore_config) {
444 if (!(e.width == _rect.width() && e.height == _rect.height())) {
446 _rect.setSize(e.width, e.height);