#endif // HAVE_CONFIG_H
#include "widget.hh"
+#include "display.hh"
+#include "assassin.hh"
+#include "screeninfo.hh"
#include <algorithm>
+#include <iostream>
namespace otk {
-OtkWidget::OtkWidget(OtkWidget *parent, Direction direction)
- : OtkBaseWidget(parent),
- _direction(direction), _stretchable_vert(false), _stretchable_horz(false),
- _event_dispatcher(parent->getEventDispatcher())
+Widget::Widget(Widget *parent, Direction direction)
+ : EventHandler(),
+ _dirty(false), _focused(false),
+ _parent(parent), _style(parent->style()), _direction(direction),
+ _cursor(parent->cursor()), _bevel_width(parent->bevelWidth()),
+ _ignore_config(0),
+ _visible(false), _grabbed_mouse(false),
+ _grabbed_keyboard(false), _stretchable_vert(false),
+ _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
+ _bcolor(0), _bwidth(0), _screen(parent->screen()), _fixed_width(false),
+ _fixed_height(false), _event_dispatcher(parent->eventDispatcher())
{
assert(parent);
- _event_dispatcher->registerHandler(getWindow(), this);
+ parent->addChild(this);
+ create();
+ _event_dispatcher->registerHandler(_window, this);
+ setStyle(_style); // let the widget initialize stuff
}
-OtkWidget::OtkWidget(OtkEventDispatcher *event_dispatcher, Style *style,
- Direction direction, Cursor cursor, int bevel_width)
- : OtkBaseWidget(style, cursor, bevel_width),
- _direction(direction), _stretchable_vert(false), _stretchable_horz(false),
+Widget::Widget(EventDispatcher *event_dispatcher, Style *style,
+ Direction direction, Cursor cursor, int bevel_width,
+ bool override_redirect)
+ : EventHandler(),
+ _dirty(false),_focused(false),
+ _parent(0), _style(style), _direction(direction), _cursor(cursor),
+ _bevel_width(bevel_width), _ignore_config(0), _visible(false),
+ _grabbed_mouse(false), _grabbed_keyboard(false),
+ _stretchable_vert(false), _stretchable_horz(false), _texture(0),
+ _bg_pixmap(0), _bg_pixel(0), _bcolor(0), _bwidth(0),
+ _screen(style->getScreen()), _fixed_width(false), _fixed_height(false),
_event_dispatcher(event_dispatcher)
{
assert(event_dispatcher);
- _event_dispatcher->registerHandler(getWindow(), this);
+ assert(style);
+ create(override_redirect);
+ _event_dispatcher->registerHandler(_window, this);
+ setStyle(_style); // let the widget initialize stuff
}
-OtkWidget::~OtkWidget()
+Widget::~Widget()
{
+ if (_visible)
+ hide();
+
_event_dispatcher->clearHandler(_window);
+
+ std::for_each(_children.begin(), _children.end(), PointerAssassin());
+
+ if (_parent)
+ _parent->removeChild(this);
+
+ XDestroyWindow(Display::display, _window);
+}
+
+void Widget::create(bool override_redirect)
+{
+ const ScreenInfo *scr_info = Display::screenInfo(_screen);
+ Window p_window = _parent ? _parent->window() : scr_info->rootWindow();
+
+ _rect.setRect(0, 0, 1, 1); // just some initial values
+
+ XSetWindowAttributes attrib_create;
+ unsigned long create_mask = CWBackPixmap | CWBorderPixel | CWEventMask;
+
+ attrib_create.background_pixmap = None;
+ attrib_create.colormap = scr_info->colormap();
+ attrib_create.event_mask = ButtonPressMask | ButtonReleaseMask |
+ ButtonMotionMask | ExposureMask | StructureNotifyMask;
+
+ if (override_redirect) {
+ create_mask |= CWOverrideRedirect;
+ attrib_create.override_redirect = true;
+ }
+
+ if (_cursor) {
+ create_mask |= CWCursor;
+ attrib_create.cursor = _cursor;
+ }
+
+ _window = XCreateWindow(Display::display, p_window, _rect.x(),
+ _rect.y(), _rect.width(), _rect.height(), 0,
+ scr_info->depth(), InputOutput,
+ scr_info->visual(), create_mask, &attrib_create);
+ _ignore_config++;
+}
+
+void Widget::setWidth(int w)
+{
+ assert(w > 0);
+ _fixed_width = true;
+ setGeometry(_rect.x(), _rect.y(), w, _rect.height());
+}
+
+void Widget::setHeight(int h)
+{
+ assert(h > 0);
+ _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), _rect.width(), h);
+}
+
+void Widget::move(const Point &to)
+{
+ move(to.x(), to.y());
+}
+
+void Widget::move(int x, int y)
+{
+ _rect.setPos(x, y);
+ XMoveWindow(Display::display, _window, x, y);
+ _ignore_config++;
+}
+
+void Widget::resize(const Point &to)
+{
+ resize(to.x(), to.y());
+}
+
+void Widget::resize(int w, int h)
+{
+ assert(w > 0 && h > 0);
+ _fixed_width = _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), w, h);
+}
+
+void Widget::setGeometry(const Rect &new_geom)
+{
+ setGeometry(new_geom.x(), new_geom.y(), new_geom.width(), new_geom.height());
+}
+
+void Widget::setGeometry(const Point &topleft, int width, int height)
+{
+ setGeometry(topleft.x(), topleft.y(), width, height);
+}
+
+void Widget::setGeometry(int x, int y, int width, int height)
+{
+ _rect = Rect(x, y, width, height);
+ _dirty = true;
+
+ XMoveResizeWindow(Display::display, _window, x, y, width, height);
+ _ignore_config++;
+}
+
+void Widget::show(bool recursive)
+{
+ if (_visible)
+ return;
+
+ // make sure the internal state isn't mangled
+ if (_dirty)
+ update();
+
+ if (recursive) {
+ WidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->show();
+ }
+
+ XMapWindow(Display::display, _window);
+ _visible = true;
}
-void OtkWidget::adjust(void)
+void Widget::hide(bool recursive)
+{
+ if (! _visible)
+ return;
+
+ if (recursive) {
+ WidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->hide();
+ }
+
+ XUnmapWindow(Display::display, _window);
+ _visible = false;
+}
+
+void Widget::focus(void)
+{
+ _focused = true;
+
+ Widget::WidgetList::iterator it = _children.begin(),
+ end = _children.end();
+ for (; it != end; ++it)
+ (*it)->focus();
+}
+
+void Widget::unfocus(void)
+{
+ _focused = false;
+
+ Widget::WidgetList::iterator it = _children.begin(),
+ end = _children.end();
+ for (; it != end; ++it)
+ (*it)->unfocus();
+}
+
+bool Widget::grabMouse(void)
+{
+ Status ret = XGrabPointer(Display::display, _window, True,
+ (ButtonPressMask | ButtonReleaseMask |
+ ButtonMotionMask | EnterWindowMask |
+ LeaveWindowMask | PointerMotionMask),
+ GrabModeSync, GrabModeAsync, None, None,
+ CurrentTime);
+ _grabbed_mouse = (ret == GrabSuccess);
+ return _grabbed_mouse;
+}
+
+void Widget::ungrabMouse(void)
+{
+ if (! _grabbed_mouse)
+ return;
+
+ XUngrabPointer(Display::display, CurrentTime);
+ _grabbed_mouse = false;
+}
+
+bool Widget::grabKeyboard(void)
+{
+ Status ret = XGrabKeyboard(Display::display, _window, True,
+ GrabModeSync, GrabModeAsync, CurrentTime);
+ _grabbed_keyboard = (ret == GrabSuccess);
+ return _grabbed_keyboard;
+
+}
+
+void Widget::ungrabKeyboard(void)
+{
+ if (! _grabbed_keyboard)
+ return;
+
+ XUngrabKeyboard(Display::display, CurrentTime);
+ _grabbed_keyboard = false;
+}
+
+void Widget::render(void)
+{
+ if (!_texture) return;
+
+ _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
+
+ if (_bg_pixmap) {
+ XSetWindowBackgroundPixmap(Display::display, _window, _bg_pixmap);
+ _bg_pixel = None;
+ } else {
+ unsigned int pix = _texture->color().pixel();
+ if (pix != _bg_pixel) {
+ _bg_pixel = pix;
+ XSetWindowBackground(Display::display, _window, pix);
+ }
+ }
+}
+
+void Widget::adjust(void)
{
if (_direction == Horizontal)
adjustHorz();
adjustVert();
}
-void OtkWidget::adjustHorz(void)
+void Widget::adjustHorz(void)
{
if (_children.size() == 0)
return;
- OtkWidget *tmp;
- OtkBaseWidgetList::iterator it, end = _children.end();
+ Widget *tmp;
+ WidgetList::iterator it, end = _children.end();
int tallest = 0;
int width = _bevel_width;
- OtkBaseWidgetList stretchable;
+ WidgetList stretchable;
for (it = _children.begin(); it != end; ++it) {
- if (!(tmp = dynamic_cast<OtkWidget*>(*it))) continue;
+ tmp = *it;
if (tmp->isStretchableVert())
tmp->setHeight(_rect.height() > _bevel_width * 2 ?
_rect.height() - _bevel_width * 2 : _bevel_width);
}
if (stretchable.size() > 0) {
- OtkBaseWidgetList::iterator str_it = stretchable.begin(),
+ WidgetList::iterator str_it = stretchable.begin(),
str_end = stretchable.end();
int str_width = _rect.width() - width / stretchable.size();
: _bevel_width);
}
- OtkWidget *prev_widget = 0;
+ Widget *prev_widget = 0;
for (it = _children.begin(); it != end; ++it) {
- if (!(tmp = dynamic_cast<OtkWidget*>(*it))) continue;
+ tmp = *it;
int x, y;
if (prev_widget)
internalResize(width, tallest + _bevel_width * 2);
}
-void OtkWidget::adjustVert(void)
+void Widget::adjustVert(void)
{
if (_children.size() == 0)
return;
- OtkWidget *tmp;
- OtkBaseWidgetList::iterator it, end = _children.end();
+ Widget *tmp;
+ WidgetList::iterator it, end = _children.end();
int widest = 0;
int height = _bevel_width;
- OtkBaseWidgetList stretchable;
+ WidgetList stretchable;
for (it = _children.begin(); it != end; ++it) {
- if (!(tmp = dynamic_cast<OtkWidget*>(*it))) continue;
+ tmp = *it;
if (tmp->isStretchableHorz())
tmp->setWidth(_rect.width() > _bevel_width * 2 ?
_rect.width() - _bevel_width * 2 : _bevel_width);
}
if (stretchable.size() > 0) {
- OtkBaseWidgetList::iterator str_it = stretchable.begin(),
+ WidgetList::iterator str_it = stretchable.begin(),
str_end = stretchable.end();
int str_height = _rect.height() - height / stretchable.size();
str_height - _bevel_width : _bevel_width);
}
- OtkWidget *prev_widget = 0;
+ Widget *prev_widget = 0;
for (it = _children.begin(); it != end; ++it) {
- if (!(tmp = dynamic_cast<OtkWidget*>(*it))) continue;
+ tmp = *it;
int x, y;
if (prev_widget)
internalResize(widest + _bevel_width * 2, height);
}
-void OtkWidget::update(void)
+void Widget::update(void)
{
- if (_dirty)
+ if (_dirty) {
adjust();
+ render();
+ XClearWindow(Display::display, _window);
+ }
+
+ WidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->update();
- OtkBaseWidget::update();
+ _dirty = false;
}
-void OtkWidget::internalResize(int w, int h)
+void Widget::internalResize(int w, int h)
{
assert(w > 0 && h > 0);
-// if (! _fixed_width && ! _fixed_height)
+ if (! _fixed_width && ! _fixed_height)
resize(w, h);
-// else if (! _fixed_width)
-// resize(w, _rect.height());
-// else if (! _fixed_height)
-// resize(_rect.width(), h);
+ else if (! _fixed_width)
+ resize(w, _rect.height());
+ else if (! _fixed_height)
+ resize(_rect.width(), h);
+}
+
+void Widget::addChild(Widget *child, bool front)
+{
+ assert(child);
+ if (front)
+ _children.push_front(child);
+ else
+ _children.push_back(child);
}
-void OtkWidget::setEventDispatcher(OtkEventDispatcher *disp)
+void Widget::removeChild(Widget *child)
+{
+ assert(child);
+ WidgetList::iterator it, end = _children.end();
+ for (it = _children.begin(); it != end; ++it) {
+ if ((*it) == child)
+ break;
+ }
+
+ if (it != _children.end())
+ _children.erase(it);
+}
+
+void Widget::setStyle(Style *style)
+{
+ assert(style);
+ _style = style;
+ _dirty = true;
+
+ WidgetList::iterator it, end = _children.end();
+ for (it = _children.begin(); it != end; ++it)
+ (*it)->setStyle(style);
+}
+
+
+void Widget::setEventDispatcher(EventDispatcher *disp)
{
if (_event_dispatcher)
_event_dispatcher->clearHandler(_window);
_event_dispatcher->registerHandler(_window, this);
}
+void Widget::exposeHandler(const XExposeEvent &e)
+{
+ EventHandler::exposeHandler(e);
+ _dirty = true;
+ update();
+}
+
+void Widget::configureHandler(const XConfigureEvent &e)
+{
+ EventHandler::configureHandler(e);
+ if (_ignore_config) {
+ _ignore_config--;
+ } else {
+ if (!(e.width == _rect.width() && e.height == _rect.height())) {
+ _dirty = true;
+ _rect.setSize(e.width, e.height);
+ }
+ update();
+ }
+}
}