4 #include "screeninfo.hh"
11 OtkWidget::OtkWidget(OtkWidget *parent, Direction direction)
12 : _parent(parent), _style(parent->getStyle()), _direction(direction),
13 _cursor(parent->getCursor()), _bevel_width(parent->getBevelWidth()),
14 _visible(false), _focused(false), _grabbed_mouse(false),
15 _grabbed_keyboard(false), _stretchable_vert(false),
16 _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
17 _screen(parent->getScreen()), _fixed_width(false), _fixed_height(false),
20 parent->addChild(this);
24 OtkWidget::OtkWidget(Style *style, Direction direction,
25 Cursor cursor, int bevel_width)
26 : _parent(0), _style(style), _direction(direction), _cursor(cursor),
27 _bevel_width(bevel_width), _visible(false),
28 _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
29 _stretchable_vert(false), _stretchable_horz(false), _texture(0),
30 _bg_pixmap(0), _bg_pixel(0), _screen(style->getScreen()),
31 _fixed_width(false), _fixed_height(false), _dirty(false)
37 OtkWidget::~OtkWidget()
42 std::for_each(_children.begin(), _children.end(), PointerAssassin());
45 _parent->removeChild(this);
47 XDestroyWindow(otk::OBDisplay::display, _window);
50 void OtkWidget::create(void)
52 const ScreenInfo *scr_info = otk::OBDisplay::screenInfo(_screen);
53 Window p_window = _parent ? _parent->getWindow() : scr_info->getRootWindow();
55 _rect.setRect(0, 0, 1, 1); // just some initial values
57 XSetWindowAttributes attrib_create;
58 unsigned long create_mask = CWBackPixmap | CWBorderPixel | CWEventMask;
60 attrib_create.background_pixmap = None;
61 attrib_create.colormap = scr_info->getColormap();
62 attrib_create.event_mask = ButtonPressMask | ButtonReleaseMask |
63 ButtonMotionMask | ExposureMask | StructureNotifyMask;
66 create_mask |= CWCursor;
67 attrib_create.cursor = _cursor;
70 _window = XCreateWindow(otk::OBDisplay::display, p_window, _rect.x(),
71 _rect.y(), _rect.width(), _rect.height(), 0,
72 scr_info->getDepth(), InputOutput,
73 scr_info->getVisual(), create_mask, &attrib_create);
76 void OtkWidget::setWidth(int w)
80 setGeometry(_rect.x(), _rect.y(), w, _rect.height());
83 void OtkWidget::setHeight(int h)
87 setGeometry(_rect.x(), _rect.y(), _rect.width(), h);
90 void OtkWidget::move(const Point &to)
95 void OtkWidget::move(int x, int y)
98 XMoveWindow(otk::OBDisplay::display, _window, x, y);
101 void OtkWidget::resize(const Point &to)
103 resize(to.x(), to.y());
106 void OtkWidget::resize(int w, int h)
108 assert(w > 0 && h > 0);
109 _fixed_width = _fixed_height = true;
110 setGeometry(_rect.x(), _rect.y(), w, h);
113 void OtkWidget::setGeometry(const Rect &new_geom)
115 setGeometry(new_geom.x(), new_geom.y(), new_geom.width(), new_geom.height());
118 void OtkWidget::setGeometry(const Point &topleft, int width, int height)
120 setGeometry(topleft.x(), topleft.y(), width, height);
123 void OtkWidget::setGeometry(int x, int y, int width, int height)
125 _rect = Rect(x, y, width, height);
128 XMoveResizeWindow(otk::OBDisplay::display, _window, x, y, width, height);
131 void OtkWidget::show(void)
136 // make sure the internal state isn't mangled
140 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
141 for (; it != end; ++it)
144 XMapWindow(otk::OBDisplay::display, _window);
148 void OtkWidget::hide(void)
153 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
154 for (; it != end; ++it)
157 XUnmapWindow(otk::OBDisplay::display, _window);
161 void OtkWidget::focus(void)
166 XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
170 bool OtkWidget::grabMouse(void)
172 Status ret = XGrabPointer(otk::OBDisplay::display, _window, True,
173 (ButtonPressMask | ButtonReleaseMask |
174 ButtonMotionMask | EnterWindowMask |
175 LeaveWindowMask | PointerMotionMask),
176 GrabModeSync, GrabModeAsync, None, None,
178 _grabbed_mouse = (ret == GrabSuccess);
179 return _grabbed_mouse;
182 void OtkWidget::ungrabMouse(void)
184 if (! _grabbed_mouse)
187 XUngrabPointer(otk::OBDisplay::display, CurrentTime);
188 _grabbed_mouse = false;
191 bool OtkWidget::grabKeyboard(void)
193 Status ret = XGrabKeyboard(otk::OBDisplay::display, _window, True,
194 GrabModeSync, GrabModeAsync, CurrentTime);
195 _grabbed_keyboard = (ret == GrabSuccess);
196 return _grabbed_keyboard;
200 void OtkWidget::ungrabKeyboard(void)
202 if (! _grabbed_keyboard)
205 XUngrabKeyboard(otk::OBDisplay::display, CurrentTime);
206 _grabbed_keyboard = false;
209 void OtkWidget::render(void)
211 Pixmap old = _bg_pixmap;
213 _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
215 if (_bg_pixmap && _bg_pixmap != old)
216 XSetWindowBackgroundPixmap(otk::OBDisplay::display, _window, _bg_pixmap);
218 unsigned int pix = _texture->color().pixel();
219 if (pix != _bg_pixel) {
221 XSetWindowBackground(otk::OBDisplay::display, _window, pix);
226 void OtkWidget::adjust(void)
228 if (_direction == Horizontal)
234 void OtkWidget::adjustHorz(void)
236 if (_children.size() == 0)
240 OtkWidgetList::iterator it, end = _children.end();
243 int width = _bevel_width;
244 OtkWidgetList stretchable;
246 for (it = _children.begin(); it != end; ++it) {
248 if (tmp->isStretchableHorz() && _fixed_width)
249 stretchable.push_back(tmp);
251 width += tmp->_rect.width() + _bevel_width;
253 if (tmp->_rect.height() > tallest)
254 tallest = tmp->_rect.height();
257 if (stretchable.size() > 0) {
258 OtkWidgetList::iterator str_it = stretchable.begin(),
259 str_end = stretchable.end();
261 int str_width = _rect.width() - width / stretchable.size();
263 for (; str_it != str_end; ++str_it) {
264 (*str_it)->setWidth(str_width - _bevel_width);
265 //(*str_it)->update();
269 OtkWidget *prev_widget = 0;
271 for (it = _children.begin(); it != end; ++it) {
276 x = prev_widget->_rect.x() + prev_widget->_rect.width() + _bevel_width;
278 x = _rect.x() + _bevel_width;
279 y = (tallest - tmp->_rect.height()) / 2 + _bevel_width;
286 internalResize(width, tallest + _bevel_width * 2);
289 void OtkWidget::adjustVert(void)
291 if (_children.size() == 0)
295 OtkWidgetList::iterator it, end = _children.end();
298 int height = _bevel_width;
299 OtkWidgetList stretchable;
301 for (it = _children.begin(); it != end; ++it) {
303 if (tmp->isStretchableVert() && _fixed_height)
304 stretchable.push_back(tmp);
306 height += tmp->_rect.height() + _bevel_width;
308 if (tmp->_rect.width() > widest)
309 widest = tmp->_rect.width();
312 if (stretchable.size() > 0) {
313 OtkWidgetList::iterator str_it = stretchable.begin(),
314 str_end = stretchable.end();
316 int str_height = _rect.height() - height / stretchable.size();
318 for (; str_it != str_end; ++str_it) {
319 (*str_it)->setHeight(str_height - _bevel_width);
320 //(*str_it)->update();
324 OtkWidget *prev_widget = 0;
326 for (it = _children.begin(); it != end; ++it) {
331 y = prev_widget->_rect.y() + prev_widget->_rect.height() + _bevel_width;
333 y = _rect.y() + _bevel_width;
334 x = (widest - tmp->_rect.width()) / 2 + _bevel_width;
341 internalResize(widest + _bevel_width * 2, height);
344 void OtkWidget::update(void)
346 OtkWidgetList::iterator it = _children.begin(), end = _children.end();
347 for (; it != end; ++it)
353 XClearWindow(OBDisplay::display, _window);
359 void OtkWidget::internalResize(int w, int h)
361 assert(w > 0 && h > 0);
363 if (! _fixed_width && ! _fixed_height)
365 else if (! _fixed_width)
366 resize(w, _rect.height());
367 else if (! _fixed_height)
368 resize(_rect.width(), h);
371 void OtkWidget::addChild(OtkWidget *child, bool front)
375 _children.push_front(child);
377 _children.push_back(child);
380 void OtkWidget::removeChild(OtkWidget *child)
383 OtkWidgetList::iterator it, end = _children.end();
384 for (it = _children.begin(); it != end; ++it) {
389 if (it != _children.end())