+// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
+
+#ifdef HAVE_CONFIG_H
+# include "../config.h"
+#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)
- : _parent(parent), _style(parent->getStyle()), _direction(direction),
+ : OtkEventHandler(),
+ _dirty(false), _focused(false),
+ _parent(parent), _style(parent->getStyle()), _direction(direction),
_cursor(parent->getCursor()), _bevel_width(parent->getBevelWidth()),
- _visible(false), _focused(false), _grabbed_mouse(false),
+ _ignore_config(0),
+ _visible(false), _grabbed_mouse(false),
_grabbed_keyboard(false), _stretchable_vert(false),
- _stretchable_horz(false), _texture(0), _bg_pixmap(0),
- _screen(parent->getScreen())
+ _stretchable_horz(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
+ _bcolor(0), _bwidth(0), _screen(parent->getScreen()), _fixed_width(false),
+ _fixed_height(false), _event_dispatcher(parent->getEventDispatcher())
{
+ assert(parent);
parent->addChild(this);
create();
+ _event_dispatcher->registerHandler(_window, this);
+ setStyle(_style); // let the widget initialize stuff
}
-OtkWidget::OtkWidget(Style *style, Direction direction,
- Cursor cursor, int bevel_width)
- : _parent(0), _style(style), _direction(direction), _cursor(cursor),
- _bevel_width(bevel_width), _visible(false),
- _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
+OtkWidget::OtkWidget(OtkEventDispatcher *event_dispatcher, Style *style,
+ Direction direction, Cursor cursor, int bevel_width)
+ : OtkEventHandler(),
+ _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), _screen(style->getScreen())
+ _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);
assert(style);
create();
+ _event_dispatcher->registerHandler(_window, this);
+ setStyle(_style); // let the widget initialize stuff
}
OtkWidget::~OtkWidget()
if (_visible)
hide();
+ _event_dispatcher->clearHandler(_window);
+
std::for_each(_children.begin(), _children.end(), PointerAssassin());
if (_parent)
_rect.y(), _rect.width(), _rect.height(), 0,
scr_info->getDepth(), InputOutput,
scr_info->getVisual(), create_mask, &attrib_create);
+ _ignore_config++;
+}
+
+void OtkWidget::setWidth(int w)
+{
+ assert(w > 0);
+ _fixed_width = true;
+ setGeometry(_rect.x(), _rect.y(), w, _rect.height());
+}
+
+void OtkWidget::setHeight(int h)
+{
+ assert(h > 0);
+ _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), _rect.width(), h);
}
void OtkWidget::move(const Point &to)
{
_rect.setPos(x, y);
XMoveWindow(otk::OBDisplay::display, _window, x, y);
+ _ignore_config++;
}
void OtkWidget::resize(const Point &to)
resize(to.x(), to.y());
}
-void OtkWidget::resize(int x, int y)
+void OtkWidget::resize(int w, int h)
{
- assert(x >= _rect.x() && y >= _rect.y());
-
- setGeometry(_rect.x(), _rect.y(), x - _rect.x(), y - _rect.y());
+ assert(w > 0 && h > 0);
+ _fixed_width = _fixed_height = true;
+ setGeometry(_rect.x(), _rect.y(), w, h);
}
void OtkWidget::setGeometry(const Rect &new_geom)
void OtkWidget::setGeometry(int x, int y, int width, int height)
{
_rect = Rect(x, y, width, height);
-
- fprintf(stderr, "Resizing to x: %d, y: %d, width: %d, height: %d\n",
- x, y, width, height);
+ _dirty = true;
XMoveResizeWindow(otk::OBDisplay::display, _window, x, y, width, height);
- setTexture();
+ _ignore_config++;
}
-void OtkWidget::show(void)
+void OtkWidget::show(bool recursive)
{
if (_visible)
return;
- OtkWidgetList::iterator it = _children.begin(), end = _children.end();
- for (; it != end; ++it) {
- fprintf(stderr, "showing child\n");
- (*it)->show();
- }
+ // make sure the internal state isn't mangled
+ if (_dirty)
+ update();
- fprintf(stderr, "x: %d, y: %d, width: %d, height: %d\n",
- _rect.x(), _rect.y(), _rect.width(), _rect.height());
+ if (recursive) {
+ OtkWidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->show();
+ }
XMapWindow(otk::OBDisplay::display, _window);
_visible = true;
}
-void OtkWidget::hide(void)
+void OtkWidget::hide(bool recursive)
{
if (! _visible)
return;
- OtkWidgetList::iterator it = _children.begin(), end = _children.end();
- for (; it != end; ++it)
- (*it)->hide();
-
+ if (recursive) {
+ OtkWidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->hide();
+ }
+
XUnmapWindow(otk::OBDisplay::display, _window);
_visible = false;
}
void OtkWidget::focus(void)
{
- if (! _visible)
+/* if (! _visible)
return;
XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
- CurrentTime);
+ CurrentTime);*/
+
+ _focused = true;
+
+ OtkWidget::OtkWidgetList::iterator it = _children.begin(),
+ end = _children.end();
+ for (; it != end; ++it)
+ (*it)->focus();
+}
+
+void OtkWidget::unfocus(void)
+{
+ _focused = false;
+
+ OtkWidget::OtkWidgetList::iterator it = _children.begin(),
+ end = _children.end();
+ for (; it != end; ++it)
+ (*it)->unfocus();
}
bool OtkWidget::grabMouse(void)
_grabbed_keyboard = false;
}
-void OtkWidget::setTexture(BTexture *texture)
+void OtkWidget::render(void)
+{
+ if (!_texture) return;
+
+ _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
+
+ if (_bg_pixmap)
+ XSetWindowBackgroundPixmap(otk::OBDisplay::display, _window, _bg_pixmap);
+ else {
+ unsigned int pix = _texture->color().pixel();
+ if (pix != _bg_pixel) {
+ _bg_pixel = pix;
+ XSetWindowBackground(otk::OBDisplay::display, _window, pix);
+ }
+ }
+}
+
+void OtkWidget::adjust(void)
+{
+ if (_direction == Horizontal)
+ adjustHorz();
+ else
+ adjustVert();
+}
+
+void OtkWidget::adjustHorz(void)
{
- if (!texture && !_texture)
+ if (_children.size() == 0)
return;
- Pixmap old = _bg_pixmap;
+ OtkWidget *tmp;
+ OtkWidgetList::iterator it, end = _children.end();
- if (texture)
- _texture = texture;
+ int tallest = 0;
+ int width = _bevel_width;
+ OtkWidgetList stretchable;
+
+ for (it = _children.begin(); it != end; ++it) {
+ tmp = *it;
+ if (tmp->isStretchableVert())
+ tmp->setHeight(_rect.height() > _bevel_width * 2 ?
+ _rect.height() - _bevel_width * 2 : _bevel_width);
+ if (tmp->isStretchableHorz())
+ stretchable.push_back(tmp);
+ else
+ width += tmp->_rect.width() + _bevel_width;
+
+ if (tmp->_rect.height() > tallest)
+ tallest = tmp->_rect.height();
+ }
- _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
+ if (stretchable.size() > 0) {
+ OtkWidgetList::iterator str_it = stretchable.begin(),
+ str_end = stretchable.end();
- if (_bg_pixmap != old)
- XSetWindowBackgroundPixmap(otk::OBDisplay::display, _window, _bg_pixmap);
-
- //XSetWindowBackground(otk::OBDisplay::display, win, pix);
+ int str_width = _rect.width() - width / stretchable.size();
+
+ for (; str_it != str_end; ++str_it)
+ (*str_it)->setWidth(str_width > _bevel_width ? str_width - _bevel_width
+ : _bevel_width);
+ }
+
+ OtkWidget *prev_widget = 0;
+
+ for (it = _children.begin(); it != end; ++it) {
+ tmp = *it;
+ int x, y;
+
+ if (prev_widget)
+ x = prev_widget->_rect.x() + prev_widget->_rect.width() + _bevel_width;
+ else
+ x = _rect.x() + _bevel_width;
+ y = (tallest - tmp->_rect.height()) / 2 + _bevel_width;
+
+ tmp->move(x, y);
+
+ prev_widget = tmp;
+ }
+
+ internalResize(width, tallest + _bevel_width * 2);
+}
+
+void OtkWidget::adjustVert(void)
+{
+ if (_children.size() == 0)
+ return;
+
+ OtkWidget *tmp;
+ OtkWidgetList::iterator it, end = _children.end();
+
+ int widest = 0;
+ int height = _bevel_width;
+ OtkWidgetList stretchable;
+
+ for (it = _children.begin(); it != end; ++it) {
+ tmp = *it;
+ if (tmp->isStretchableHorz())
+ tmp->setWidth(_rect.width() > _bevel_width * 2 ?
+ _rect.width() - _bevel_width * 2 : _bevel_width);
+ if (tmp->isStretchableVert())
+ stretchable.push_back(tmp);
+ else
+ height += tmp->_rect.height() + _bevel_width;
+
+ if (tmp->_rect.width() > widest)
+ widest = tmp->_rect.width();
+ }
+
+ if (stretchable.size() > 0) {
+ OtkWidgetList::iterator str_it = stretchable.begin(),
+ str_end = stretchable.end();
+
+ int str_height = _rect.height() - height / stretchable.size();
+
+ for (; str_it != str_end; ++str_it)
+ (*str_it)->setHeight(str_height > _bevel_width ?
+ str_height - _bevel_width : _bevel_width);
+ }
+
+ OtkWidget *prev_widget = 0;
+
+ for (it = _children.begin(); it != end; ++it) {
+ tmp = *it;
+ int x, y;
+
+ if (prev_widget)
+ y = prev_widget->_rect.y() + prev_widget->_rect.height() + _bevel_width;
+ else
+ y = _rect.y() + _bevel_width;
+ x = (widest - tmp->_rect.width()) / 2 + _bevel_width;
+
+ tmp->move(x, y);
+
+ prev_widget = tmp;
+ }
+
+ internalResize(widest + _bevel_width * 2, height);
+}
+
+void OtkWidget::update(void)
+{
+ if (_dirty) {
+ if (! _unmanaged)
+ adjust();
+ render();
+ XClearWindow(OBDisplay::display, _window);
+ }
+
+ OtkWidgetList::iterator it = _children.begin(), end = _children.end();
+ for (; it != end; ++it)
+ (*it)->update();
+
+ _dirty = false;
+}
+
+void OtkWidget::internalResize(int w, int h)
+{
+ assert(w > 0 && h > 0);
+
+ if (! _fixed_width && ! _fixed_height)
+ resize(w, h);
+ else if (! _fixed_width)
+ resize(w, _rect.height());
+ else if (! _fixed_height)
+ resize(_rect.width(), h);
}
void OtkWidget::addChild(OtkWidget *child, bool front)
void OtkWidget::removeChild(OtkWidget *child)
{
+ assert(child);
OtkWidgetList::iterator it, end = _children.end();
- for (; it != end; ++it) {
+ for (it = _children.begin(); it != end; ++it) {
if ((*it) == child)
break;
}
_children.erase(it);
}
+void OtkWidget::setStyle(Style *style)
+{
+ assert(style);
+ _style = style;
+ _dirty = true;
+
+ // reset textures/colors
+ if (_focused) {
+ unfocus();
+ focus();
+ } else {
+ focus();
+ unfocus();
+ }
+
+ OtkWidgetList::iterator it, end = _children.end();
+ for (it = _children.begin(); it != end; ++it)
+ (*it)->setStyle(style);
+}
+
+
+void OtkWidget::setEventDispatcher(OtkEventDispatcher *disp)
+{
+ if (_event_dispatcher)
+ _event_dispatcher->clearHandler(_window);
+ _event_dispatcher = disp;
+ _event_dispatcher->registerHandler(_window, this);
+}
+
+void OtkWidget::exposeHandler(const XExposeEvent &e)
+{
+ OtkEventHandler::exposeHandler(e);
+ _dirty = true;
+ update();
+}
+
+void OtkWidget::configureHandler(const XConfigureEvent &e)
+{
+ OtkEventHandler::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();
+ }
+}
+
}