X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=otk%2Fwidget.cc;h=9cc822aea8683ff98b41fdd606d8eca6d194ccbf;hb=2b2f81b93c89c2a2d6abc3b12dee66b8e2a0452d;hp=ea88a42900420e65340b66c43f71638a45a7ccf6;hpb=18378aaba1a552c0d4b9386f60f900c658914754;p=chaz%2Fopenbox

diff --git a/otk/widget.cc b/otk/widget.cc
index ea88a429..9cc822ae 100644
--- a/otk/widget.cc
+++ b/otk/widget.cc
@@ -1,27 +1,55 @@
+// -*- 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)
-  : _parent(parent), _visible(false), _focused(false), _grabbed_mouse(false),
+OtkWidget::OtkWidget(OtkWidget *parent, Direction direction)
+  : OtkEventHandler(),
+    _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(NULL), _screen(parent->getScreen()),
-    _cursor(parent->getCursor())
+    _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);
   parent->addChild(this);
   create();
+  _event_dispatcher->registerHandler(_window, this);
+  setStyle(_style); // let the widget initialize stuff
 }
 
-OtkWidget::OtkWidget(unsigned int screen, Cursor cursor = 0)
-  : _parent(NULL), _visible(false), _focused(false), _grabbed_mouse(false),
-    _grabbed_keyboard(false), _stretchable_vert(false),
-    _stretchable_horz(false), _texture(NULL), _screen(screen),
-    _cursor(cursor)
+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), _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()
@@ -29,6 +57,8 @@ OtkWidget::~OtkWidget()
   if (_visible)
     hide();
 
+  _event_dispatcher->clearHandler(_window);
+
   std::for_each(_children.begin(), _children.end(), PointerAssassin());
 
   if (_parent)
@@ -40,18 +70,17 @@ OtkWidget::~OtkWidget()
 void OtkWidget::create(void)
 {
   const ScreenInfo *scr_info = otk::OBDisplay::screenInfo(_screen);
-  Window p_window = _parent ? _parent->getWindow() : scr_info->getRootWindow();
-
+  Window p_window = _parent ? _parent->window() : scr_info->rootWindow();
 
-  _rect.setRect(10, 10, 20, 20);
+  _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->getColormap();
+  attrib_create.colormap = scr_info->colormap();
   attrib_create.event_mask = ButtonPressMask | ButtonReleaseMask |
-    ButtonMotionMask | ExposureMask;
+    ButtonMotionMask | ExposureMask | StructureNotifyMask;
 
   if (_cursor) {
     create_mask |= CWCursor;
@@ -60,8 +89,23 @@ void OtkWidget::create(void)
 
   _window = XCreateWindow(otk::OBDisplay::display, p_window, _rect.x(),
                           _rect.y(), _rect.width(), _rect.height(), 0,
-                          scr_info->getDepth(), InputOutput,
-                          scr_info->getVisual(), create_mask, &attrib_create);
+                          scr_info->depth(), InputOutput,
+                          scr_info->visual(), 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)
@@ -73,6 +117,7 @@ void OtkWidget::move(int x, int y)
 {
   _rect.setPos(x, y);
   XMoveWindow(otk::OBDisplay::display, _window, x, y);
+  _ignore_config++;
 }
 
 void OtkWidget::resize(const Point &to)
@@ -80,17 +125,16 @@ 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());
-
-  _rect.setWidth(x - _rect.x());
-  _rect.setHeight(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)
 {
-  setGeometry(new_geom.x(), new_geom.y(), new_geom.height(), new_geom.width());
+  setGeometry(new_geom.x(), new_geom.y(), new_geom.width(), new_geom.height());
 }
  
 void OtkWidget::setGeometry(const Point &topleft, int width, int height)
@@ -101,82 +145,335 @@ void OtkWidget::setGeometry(const Point &topleft, int width, int height)
 void OtkWidget::setGeometry(int x, int y, int width, int height)
 {
   _rect = Rect(x, y, width, height);
+  _dirty = true;
+
   XMoveResizeWindow(otk::OBDisplay::display, _window, x, y, width, height);
+  _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)
-    (*it)->show();
+  // make sure the internal state isn't mangled
+  if (_dirty)
+    update();
+
+  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)
-    return;
-
-  XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
-                 CurrentTime);
+  _focused = true;
+  
+  OtkWidget::OtkWidgetList::iterator it = _children.begin(),
+    end = _children.end();
+  for (; it != end; ++it)
+    (*it)->focus();
 }
 
-void OtkWidget::blur(void)
+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)
 {
-  return true;
+  Status ret = XGrabPointer(otk::OBDisplay::display, _window, True,
+                            (ButtonPressMask | ButtonReleaseMask |
+                             ButtonMotionMask | EnterWindowMask |
+                             LeaveWindowMask | PointerMotionMask),
+                            GrabModeSync, GrabModeAsync, None, None,
+                            CurrentTime);
+  _grabbed_mouse = (ret == GrabSuccess);
+  return _grabbed_mouse;
 }
 
 void OtkWidget::ungrabMouse(void)
 {
+  if (! _grabbed_mouse)
+    return;
 
+  XUngrabPointer(otk::OBDisplay::display, CurrentTime);
+  _grabbed_mouse = false;
 }
 
 bool OtkWidget::grabKeyboard(void)
 {
-  return true;
+  Status ret = XGrabKeyboard(otk::OBDisplay::display, _window, True,
+                             GrabModeSync, GrabModeAsync, CurrentTime);
+  _grabbed_keyboard = (ret == GrabSuccess);
+  return _grabbed_keyboard;
+
 }
 
 void OtkWidget::ungrabKeyboard(void)
 {
+  if (! _grabbed_keyboard)
+    return;
 
+  XUngrabKeyboard(otk::OBDisplay::display, CurrentTime);
+  _grabbed_keyboard = false;
 }
 
-void OtkWidget::setTexture(BTexture *texture)
+void OtkWidget::render(void)
 {
-  texture = texture;
+  if (!_texture) return;
+
+  printf("rendering %lx\n", _texture);
+
+  _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::addChild(OtkWidget *child)
+void OtkWidget::adjust(void)
 {
-  child = child;
+  if (_direction == Horizontal)
+    adjustHorz();
+  else
+    adjustVert();
+}
+
+void OtkWidget::adjustHorz(void)
+{
+  if (_children.size() == 0)
+    return;
+
+  OtkWidget *tmp;
+  OtkWidgetList::iterator it, end = _children.end();
+
+  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();
+  }
+
+  if (stretchable.size() > 0) {
+    OtkWidgetList::iterator str_it = stretchable.begin(),
+      str_end = stretchable.end();
+
+    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) {
+    printf("widget dirty, redrawing\n");
+    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)
+{
+  assert(child);
+  if (front)
+    _children.push_front(child);
+  else
+    _children.push_back(child);
 }
 
 void OtkWidget::removeChild(OtkWidget *child)
 {
-  child = child;
+  assert(child);
+  OtkWidgetList::iterator it, end = _children.end();
+  for (it = _children.begin(); it != end; ++it) {
+    if ((*it) == child)
+      break;
+  }
+
+  if (it != _children.end())
+    _children.erase(it);
+}
+
+void OtkWidget::setStyle(Style *style)
+{
+  assert(style);
+  _style = style;
+  _dirty = true;
+
+  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();
+  }
 }
 
 }